EP2042645A1 - Device and method for incorporating laundry in a water-bearing household device - Google Patents
Device and method for incorporating laundry in a water-bearing household device Download PDFInfo
- Publication number
- EP2042645A1 EP2042645A1 EP08105306A EP08105306A EP2042645A1 EP 2042645 A1 EP2042645 A1 EP 2042645A1 EP 08105306 A EP08105306 A EP 08105306A EP 08105306 A EP08105306 A EP 08105306A EP 2042645 A1 EP2042645 A1 EP 2042645A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- laundry
- drum
- composition
- atomizing
- equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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Images
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/203—Laundry conditioning arrangements
Definitions
- the present invention relates to a method and a device for equipping laundry in a water-conducting household appliance.
- Clothing has already been impregnated in the prior art, for example with fragrances.
- the commercial equipping of fabrics with finishing or finishing substances is already known in the art.
- Previous commercial finishing processes are batched or padded.
- fabrics in a larger amount of treatment solution (long liquor) are brought into contact with the active ingredients.
- the degree of extraction (percentage of active substance deposited on the textile) depends strongly on the affinity of the active ingredient for the fiber.
- ready-made textiles can also be treated in a batch process. The treatment in batch process takes longer, because due to the long liquor and the relatively low degree of separation, the deposition rate is low.
- Cyclodextrins are cyclic oligosaccharide compounds having a toroidal structure with a central cavity. Cyclodextrins are able to trap apolar organic compounds in this cavity. This property has led to them being used today in, for example, air freshener sprays. The cyclodextrin derivatives contained in these products bind the compounds responsible for unpleasant odors. At the same time, they also serve as carriers of fragrances.
- Microcapsules are mostly substantially spherical structures, which have a shell and an interior exhibit. In this interior substances can be included. Microcapsules usually have a diameter ranging from nanometers to ⁇ 1 mm. They have a shell, which consists for example of a film-forming polymer, in which finely dispersed, liquid or solid phases may be included. The shell material can consist of many different types of chemical compounds.
- the DE 601 19 356 T2 discloses an apparatus for treating fabrics in a tumble dryer and mentions cyclodextrins as odor neutralizers and as perfume boosters. These and many more substances are made according to the teachings of DE 601 19 356 T2 used for tissue conditioning and enclosed for this purpose with a membrane which prevents the escape of liquids, but not the escape of gases. When operating a dryer liquid evaporates due to the action of heat and can escape from the membrane casing and thus in the dryer and thus also in distribute the laundry contained therein. Disadvantages of this type of laundry equipment are that no large volumes of equipment substances get on the laundry and that not all equipment substances are suitable for vaporizing. For example, microcapsules and cyclodextrins should be distributed as a liquid.
- DE 10 2005 046 163 discloses a method and a device, in particular a tumble dryer, in which, in addition to the laundry items to be treated another textile piece is used as a filter. This filter serves to absorb the vapors and substances exiting from the other items of laundry. Such a dryer or washer-dryer is not suitable for equipping the textile pieces located therein.
- the DE 100 36 850 A1 discloses a device for dispensing a liquid product into the interior of a dishwashing or washing machine.
- This is a simple mechanical spraying device with a reservoir and a nozzle, which is suitable for spraying liquids.
- no compressed gas atomizer is used, but the container is compressed mechanically and so the liquid is driven through the nozzle and atomized.
- Such an atomizer produces an aerosol which forms very large droplets, causing stains on laundry items.
- EP 143 14 43 A1 discloses a clothes dryer, which is equipped with an ultrasonic atomizer, with which substances, for example fragrances to be introduced into the laundry drum.
- an ultrasonic nebulizer is capable of producing very fine aerosols, it is comparatively inadequate to disperse microdisperse fluids, such as a microcapsule suspension, in a room. Incidentally, it is unsuitable to deliver larger amounts of liquid in the shortest possible period.
- EP 0 676 497 discloses a method of spraying perfume oil on laundry by means of a pressurized spray nozzle. For this purpose, the perfume is sprayed onto the already dried laundry, while the drum continuously circulates to distribute the fragrance evenly. Also disclosed is a spraying device which is mounted in the filler cap of the dryer. This method has the disadvantage that the When the drum is moved around the drum, it is sprayed unevenly with the fragrance, which in turn causes staining.
- WO 03/023122 A1 also discloses methods of equipping textiles with finishing substances by spraying them into a drum as it rotates. Here, however, a movement below the application speed is meant.
- de 10 2006 003 416 A1 discloses a laundry treating machine having a device for deodorizing clothes.
- a component with a spray nozzle is provided in the sealing collar of the laundry drum, which can deliver an active ingredient (eg cyclodextrins) as a spray into the interior of the drum.
- an active ingredient eg cyclodextrins
- it is provided to move the drum during spraying so that a tumbling around the existing laundry in the drum is guaranteed.
- this has the disadvantage that the laundry items are at different distances from the spray nozzle during this fall. This leads to staining.
- the present invention thus relates to a device for cleaning, drying and / or care of laundry, comprising a housing, a treatment container, in particular a movable drum with a contact speed and a treatment room for receiving a laundry, a door with which the treatment container closed and a nebulizer having a receptacle containing equipment composition, and a dispenser communicating with the treatment space, which nebulizer is capable of delivering the equipment composition to the treatment room via the dispenser.
- a control unit with an associated control program ensures that the equipment composition is delivered to the treatment room while the drum is being moved at least at the application speed.
- the invention further relates to a method for applying a finishing composition to a laundry in a home appliance for laundry care having a moving drum at a landing speed and with a sputtering device, wherein a laundry is provided in the drum and the finishing composition is applied to the laundry by spraying over the sputtering device while the drum is being moved at or above the application speed.
- An advantage of the method according to the invention is the original equipment of garments in contrast to fabric panels, in particular of conventional ready-made goods, or the retrofitting of such ready-made goods, when the equipment substances are consumed.
- Another advantage of the invention is the avoidance of equipment substance losses and environmental pollution from wastewater containing equipment. Batching in a washing machine would result in equipment losses of over 50%. In the present invention, it is much lower, less than 10%.
- the device according to the invention is preferably a household appliance, in particular a water-conducting domestic appliance. Washing machines, washer-dryers and dryers are particularly suitable here.
- the device according to the invention is particularly preferably a washing machine or a washer-dryer.
- the device comprises a drum as a treatment container, which can be moved at different speeds.
- the application speed is that speed of the drum referred to, in which the entire contents of the drum rests against the inner drum wall and forms a so-called laundry ring, since the centrifugal force counteracts the gravity in this case and picks this up.
- laundry for the purposes of the present invention includes on the one hand textiles, especially laundry, but also generally all objects that can be treated in a conventional washing machine, such as table linen, bed linen, bags, curtains and the like. It does not have to be exclusive either To deal with textile material, but it can also be equipped composite materials, such as shoes, leather goods and other items, which are made of different materials, such as. B. fabric and leather. Thus, all materials which can be equipped with the finishing substances described in the present invention are suitable.
- the laundry includes ready-made garments, especially ready-made goods.
- ready-made garments especially ready-made goods.
- Particularly suitable for the method according to the invention are in this case, inter alia, worn body-worn garments, e.g. if they are to be provided with skin care products.
- the term "equipment” is understood to mean a process in which the laundry is coated with the finishing substances which are present in the equipment composition.
- the finishing substances are firmly bound to the surface of the laundry, preferably covalently.
- other coatings such as interfiber interposition and the like, are also possible.
- equipping according to the method of the present invention should result in the finishing substances being subject to normal use of the laundry being finished, i. usually when wearing the garments, do not detach more from the fabric than is the case with commercially finished textiles.
- the microcapsules adhering to the laundry undergo deliberate destruction so that they can release their ingredients.
- the kit composition includes cyclodextrins and / or microcapsules, and may also include other agents.
- agents may be selected, for example, from substances with which the microcapsules or cyclodextrins are to be loaded. Examples of these are, in particular, fragrances, cosmetics, care substances, for example aloe vera, anticellulite substances and the like.
- cyclodextrins is understood here to mean all cyclodextrin derivatives. Under microcapsules all substances are understood that have already been defined in the introduction and exemplified. Surprisingly, it has been found that it is possible to equip a laundry, in particular textiles, with microcapsules and / or cyclodextrins not only in a commercial process but also in a domestic washing machine and / or a washer-dryer.
- the finishing composition is preferably a liquid, i. a solution or suspension and may include various finishing substances, such as fragrances, functionalizing agents, preferably cyclodextrins and / or microcapsules.
- various finishing substances such as fragrances, functionalizing agents, preferably cyclodextrins and / or microcapsules.
- cyclodextrins is understood here to mean all cyclodextrin derivatives. Under microcapsules all substances are understood that have already been defined in the introduction and exemplified.
- a method according to the invention can be carried out in a washer-dryer. It is advantageous that the washing function and the dryer function are combined in one device.
- the washing function can be used to contact the laundry with the finishing composition.
- the dryer function is suitable.
- a special program is provided, which can preferably be run after a normal wash, but also independently.
- the atomizing device comprises a dispenser, which is advantageously designed as a nozzle, and a receptacle for the equipment composition.
- the receptacle is preferably refillable and thus preferably removable or detachable from the dispenser.
- the atomizing device additionally has a metering device, with which the delivery of the equipment composition is controllable. This is advantageous, in particular because of the fact that the equipment compositions can be expensive substances which should be used as sparingly as possible.
- the atomizing device may be both internally in the device according to the invention, e.g. integrated in the same, as well as be arranged outside or partially outside. Preferably, it is releasably secured or has at least one releasably secured receptacle.
- the atomizing device is arranged completely inside the device according to the invention.
- Particularly suitable for this purpose is the area of the door opening or the door, since these are areas which have to be accessible to the user, which ensures that the user can himself insert the atomization device or fill the receptacle.
- the atomizing device can also be located in the area of the drum rear wall, for example in the center in the form of a cylinder or cone.
- the atomizing device is arranged on the outside of the housing, preferably on the door or on the porthole of the device according to the invention.
- an opening in the housing is provided at the appropriate location, which is provided with the necessary sealing means and through which the dispenser can be passed.
- This arrangement is particularly advantageous because the receptacle can be easily filled.
- This arrangement is also very advantageous for a further embodiment in which the Equipment composition already prefabricated in a nebulizer, for example in the form of a spray can, is provided and then only at a corresponding location on the door of the device, if necessary, must be secured with suitable brackets.
- a separate door element e.g. as an accessory, which already includes the atomizing device and can be easily mounted in place of the existing door. This allows the user to easily change his device from normal operation to equipment operation.
- the receiving container of the atomizing device is arranged outside the housing of the device according to the invention and is connected via a line, e.g. a hose communicating with the internal dispenser.
- a line e.g. a hose communicating with the internal dispenser.
- the dispenser must always be in communication with the treatment room. It is therefore also preferably arranged in the region of the door or the door opening. However, it can also be arranged in the region of the drum rear wall.
- the dispenser should be located in the upper area of the treatment room, so that a spray generated by it can spread as well as possible and over the entire surface of the drum wall, which is below the dispenser.
- the dispenser is arranged in a preferred embodiment in the region of the sealing sleeve, which seals the tub.
- the dispenser is located in the upper region of the sealing sleeve and is directed into the interior of the drum, that the spray can spread over a flat or in a cone obliquely from above over the entire depth of the drum.
- the nozzle is directed obliquely downwards.
- Compressed air or ultrasonic techniques or a combination of both can be used for spraying the equipment composition.
- the Equipment composition is sucked from the air or gas stream either via a venturi from the receptacle (atomizer principle) or placed under a higher pressure (example spray can).
- the receptacle may already be pressurized, or it may be connectable to an additional pressure vessel (eg, a gas cartridge with carbon dioxide or the like) and a mixing nozzle (eg, a venturi).
- an additional pressure vessel eg, a gas cartridge with carbon dioxide or the like
- a mixing nozzle eg, a venturi
- the escaping gas stream entrains the equipment composition. This can be effected for example by means of a Venturi nozzle.
- a suitable compressed air generation is necessary.
- a compressor with compressed air reservoir and a suitable diaphragm pump can be used.
- the spraying of the equipment substances takes place according to the invention at or above the application speed.
- spraying equipment on a laundry ring rather than on a rotating drum moves laundry to a much more uniform result, especially when the spraying phases alternate at least at the application speed with phases of reversing at a lower speed (below the Applying speed), wherein the equipment composition is discharged again only while the drum is being moved at or above the application speed.
- Particularly advantageous has been an equipment program in which, in a first step, at a speed above the application speed for about 10 seconds to 20 seconds periodically (i.e., in at least two sprays) or continuously dispensed equipment composition.
- the number of revolutions should be at least as long as the number of revolutions, and it has been found advantageous for a machine of European size to have a speed in the range of 120 to 250 rpm, preferably 130 to 230 rpm, preferably 150 to 210 rpm, preferably 180 to 200 rpm.
- the drum is moved at a speed below the application speed, preferably at a speed between 35 and 65 rpm, preferably 45 to 55 rpm.
- a periodic reversing with breaks offers For example, 5 to 20 seconds in one direction, pause from 1 to 5 seconds, 5 to 20 seconds in the other direction. This is expediently repeated once or twice or more often.
- This step ensures that the materials to be equipped are redistributed.
- the finishing composition can spread better in the laundry and wet it evenly and without staining.
- suitably 500 to 2000ml of liquid are sprayed.
- the amount depends on the type of equipment composition and also on the amount of material to be finished.
- 700 to 1000 ml are advantageous.
- the laundry should be wetted to 30% to 70% of its dry weight.
- the exposure time can be easily determined by the skilled person.
- the latter may be subjected to a process similar to a normal washing process.
- a process similar to a normal washing process Ie.
- an exposure time is provided in which the laundry sucks fully with the liquor, which consists of water and the finishing composition, and which may optionally also contain other additives and active ingredients.
- the laundry drum is preferably moved in this case, similar to what is usual in a conventional washing process.
- the microcapsules and / or cyclodextrins present in the finish composition are preferably fixed to the laundry. This is preferably done by a heat treatment or a chemical treatment.
- the heat treatment preferably comprises a treatment at a temperature between 80 and 150 ° C, preferably 90 to 140 ° C, preferably 100 to 120 ° C, particularly preferably 130 ° C. These temperatures can already be achieved in conventional dryers and washer-dryers. It lends itself to.
- fix 130 ° C. In the menu or the control panel to provide a separate point for this heat treatment step (such as "fix 130 ° C.) It can also be fixed at higher temperatures, for example up to 180 ° C, especially 150 ° C to 170 ° C, if It should preferably be reversibly dried to ensure even temperature development in the laundry, and if the entire process is carried out in a washer-dryer, fixation may also be carried out in the same appliance, depending on the type and quantity The aim is to dry as completely as possible.
- This spin-drying step is preferably also carried out after fixing, in particular, the cyclodextrins. All conventional centrifugal processes are suitable here.
- An advantage of the method according to the invention is that, as a rule, no centrifuging of excess finishing composition is necessary, since this was already applied in minimal quantity.
- the finishing composition is in turn loaded with active ingredients, for example a fragrance, cosmetics and the like.
- active ingredients for example a fragrance, cosmetics and the like.
- cyclodextrins are particularly suitable because they are able to take up molecules in their hollow structure.
- this pretreatment step is a treatment with an alkaline medium such as a strong alkaline soda solution or the like.
- an alkaline solution prior to adding the finishing composition, the alkaline solution should be substantially removed. It lends itself here to carry out a centrifuging step.
- An alkaline solution for activating the laundry will preferably be a soda solution. Sodal solutions of between 0.1 and 5% are suitable. The pH value is about 10-11 for a 2% soda solution. A pH range of 8 to 12 is preferred, especially 9 to 11, especially 10. Other alkaline agents may also be used, e.g.
- Sodium hydroxide solution The person skilled in the art is able to select a suitable alkaline solution and to determine the appropriate pH. These parameters depend on the laundry to be equipped. The activation of the laundry allows a covalent bond, in particular of the cyclodextrins to the laundry.
- the method according to the invention is preferably carried out in a device according to the invention described above.
- the device according to this invention is a washing machine or a washer-dryer.
- This has the advantage of being the step of distributing the equipment composition can be connected directly to the washing program on the laundry to be equipped. In fact, it is particularly advantageous to equip just washed and possibly spun and / or dried-on laundry.
- cyclodextrins with new substances once they have delivered their contents. This can be done in several ways, for example by spraying with perfume.
- a spray device can preferably be used which communicates with or is integrated in the water-conducting domestic appliance.
- this expediently comprises a programmable control unit, to which a control program is assigned, which defines the method according to the invention.
- the user can then conveniently set a normal wash on the display, or even a wash, combined with an equipment program.
- a domestic appliance in particular a washing machine, a washer-dryer or a dryer for equipping a material with a finishing composition which comprises cyclodextrins and / or microcapsules.
- a finishing composition which comprises cyclodextrins and / or microcapsules.
- FIG. 1 shows a washing machine 1 with a housing 2 and a treatment room 4.
- the treatment room 4 is laundry 5.
- the door 6 can be seen in plan view, which, however, as usual in washing machines, consists of a transparent glass insert 24 (Door bowl 24).
- the door is provided with a locking ring 20 and a handle 22. Also shown in the drawing is a located inside the washing machine control unit 26th
- An atomizing device 8 is located in the region of the door 6.
- FIG. 2 a washing machine door 6 is shown with a Zerstäubungs Skewed 8 according to the invention.
- the washing machine door 6 has the bowl shape typical of washing machine doors. It adjoins the cuff 31. Shown are thus again the locking ring 20, the handle 22 and the door bowl 24.
- the door bowl 24 tapers in the direction of the treatment chamber 4 (not shown) and terminates with a flat bottom.
- In this floor there is an opening 28 through which the dispenser 14 of the atomizing device 8 can protrude into the interior of the washing machine 1.
- the remaining part of the atomizing device 8, namely the receptacle 10 and the metering device 16 are mounted with brackets 18 on the outwardly facing side of the door 6.
- the dashed lines indicate a spray bar 12 of equipment composition 12. It can be seen here that the dispenser 14, here a nozzle 14 with solenoid valve (not shown), is arranged so that the spray 12 is distributed obliquely downwards in a cone.
- FIG. 3 is the same washing machine door 6, which in FIG. 2 is shown again shown in plan view.
- the atomizing device 8 can be seen, with the receptacle 10 and two brackets 18.
- the brackets 18 are designed as brackets, which can be attached to the door 6 with suitable fasteners, such as adhesives or the like.
- the receptacle 10 is designed bottle-shaped and preferably made of a solid material, such as plastic or glass.
- the metering device 16 is in this embodiment at the Outside of the door 6 attached. Behind this is the opening 28, through which the non-visible delivery device 14, in this case a nozzle 14 extends into the treatment chamber 4. In order to ensure a sufficient seal, sealing means 30 are provided.
- FIG. 4 shows a washing dryer 1 according to the invention in a side sectional view.
- the washer-dryer 1 has a housing 2 and a drum 3 which encloses a treatment space 4 in which laundry items 5 are located.
- the drum 3 is being moved just at application speed, so that the laundry items 5 abut as a laundry ring 5 on the drum wall.
- the washer-dryer 1 is closed on one side with a door 6 and has an integrated atomizing device 8. As in the previously described embodiment, this door also has an opening 28 through which the nozzle 14 projects into the treatment space 4.
- the delivery device 14 is guided through the sealing sleeve 31 and protrudes into the treatment chamber 4 inside.
- a spray 12 distributes equipment composition 12 evenly to the laundry ring 5.
Abstract
Description
Die vorliegende Erfindung betrifft ein Verfahren und eine Vorrichtung zum Ausrüsten von Waschgut in einem wasserführenden Haushaltsgerät.The present invention relates to a method and a device for equipping laundry in a water-conducting household appliance.
Im Stand der Technik wurden Bekleidungsstücke bereits imprägniert, beispielsweise mit Duftstoffen. Das gewerbliche Ausrüsten von Stoffbahnen mit Ausrüstungs- oder Veredelungssubstanzen ist im Stand der Technik bereits bekannt. Bisherige gewerbliche Ausrüstungsverfahren laufen im Batch-Verfahren oder Foulard-Verfahren ab. Beim Foulard-Verfahren werden Stoffbahnen in einer größeren Menge Behandlungslösung (lange Flotte) mit den Wirkstoffen in Kontakt gebracht. Der Auszugsgrad (prozentualer Anteil des Wirkstoffs, der sich auf dem Textil ablagert), hängt stark von der Affinität des Wirkstoffs zur Faser ab. Während im Foulard-Verfahren lediglich Stoffbahnen ausgerüstet werden, können im Batch-Verfahren auch fertig konfektionierte Textilien behandelt werden. Die Behandlung im Batch-Verfahren dauert länger, da aufgrund der langen Flotte und des relativ geringen Auszugsgrads die Abscheiderate gering ist.Clothing has already been impregnated in the prior art, for example with fragrances. The commercial equipping of fabrics with finishing or finishing substances is already known in the art. Previous commercial finishing processes are batched or padded. In the padding process, fabrics in a larger amount of treatment solution (long liquor) are brought into contact with the active ingredients. The degree of extraction (percentage of active substance deposited on the textile) depends strongly on the affinity of the active ingredient for the fiber. While only panels are equipped in the padding process, ready-made textiles can also be treated in a batch process. The treatment in batch process takes longer, because due to the long liquor and the relatively low degree of separation, the deposition rate is low.
In neuerer Zeit wurde das Spektrum der Ausrüstungssubstanzen von Imprägniermitteln, Farbstoffen, Stärken und dergleichen erweitert durch hoch spezialisierte Ausrüstungssubstanzen. Besonders der Bereich Wellness und Lifestyle, sowie der Sportbereich erfordert eine immer stärkere Funktionalität der Bekleidungsstücke. Als Ausrüstungssubstanzen speziell zu nennen sind Cyclodextrine und Mikrokapseln.Recently, the spectrum of finishing substances of impregnating agents, dyes, starches and the like has been extended by highly specialized equipment substances. In particular, the area of wellness and lifestyle, as well as the sports sector requires an ever greater functionality of the garments. Specific examples of equipment include cyclodextrins and microcapsules.
Cyclodextrine sind zyklische Oligosaccharidverbindungen mit einer toroidalen Struktur mit einem zentralen Hohlraum. Cyclodextrine sind in der Lage, in diesem Hohlraum apolare organische Verbindungen einzuschließen. Diese Eigenschaft führte dazu, dass sie heutzutage beispielsweise in Lufterfrischersprays verwendet werden. Die in diesen Produkten enthaltenen Cyclodextrinderivate binden die für unangenehme Gerüche verantwortlichen Verbindungen. Gleichzeitig dienen sie auch als Träger von Duftstoffen.Cyclodextrins are cyclic oligosaccharide compounds having a toroidal structure with a central cavity. Cyclodextrins are able to trap apolar organic compounds in this cavity. This property has led to them being used today in, for example, air freshener sprays. The cyclodextrin derivatives contained in these products bind the compounds responsible for unpleasant odors. At the same time, they also serve as carriers of fragrances.
Mikrokapseln (auch als Nanokapseln, Mikrosphären, Mikrokugeln bezeichnet) sind meistens im Wesentlichen sphärische Gebilde, welche eine Hülle und einen Innenraum aufweisen. In diesen Innenraum können Substanzen eingeschlossen werden. Mikrokapseln haben in der Regel mit einem Durchmesser im Bereich von Nanometern bis <1 mm. Sie besitzen eine Hülle, die z.B. aus einem filmbildenden Polymer besteht, in die feindisperse, flüssige oder feste Phasen eingeschlossen sein können. Das Hüllmaterial kann aus vielen verschiedenartigen chemischen Verbindungen bestehen. Darunter sind unter anderem Gelatine, Gummi arabicum, Agar-Agar, Lactose, mikrokristalline Zellulose, modifizierte Stärke, Fettsäureester, Phospholipide, Chitosan, Alginate und Kollagen, sowie synthetische Polymere wie Polyacrylate, Polyamide, Polyvinylalkohol oder Polyvinylpyrrolidon.
Es gibt zwar bereits mit Cyclodextrinderivaten oder Mikrokapseln ausgerüstete Textilien, wie etwa Oberbekleidung oder Strumpfhosen, jedoch werden die Ausrüstungssubstanzen wie Mikrokapseln beim Tragen und bei einem normalen Reinigungsprozess, etwa in einer Waschmaschine, nach und nach zerstört, bzw. lösen sich ab. Somit geht der Ausrüstungseffekt nach und nach verloren. Bei Mikrokapseln kann die allmähliche Zerstörung gewollt sein, damit die Mikrokapseln ihren Inhalt überhaupt freigeben können. Allerdings hat der Verwender der ursprünglich ausgerüsteten Materialien bisher nicht die Möglichkeit, diese für mehrere Tragezyklen erneut auszurüsten.Although there are already textiles finished with cyclodextrin derivatives or microcapsules, such as outerwear or tights, the finishing substances such as microcapsules are gradually destroyed or detached during wear and in a normal cleaning process, such as in a washing machine. Thus, the equipment effect is gradually lost. For microcapsules, the gradual destruction may be wanted so that the microcapsules can even release their contents. However, the user of the originally equipped materials has not yet been able to re-equip them for several wearing cycles.
Für Wäschepflegegeräte, insbesondere für Wäschetrockner, wurden im Stand der Technik Verfahren und Vorrichtungen entwickelt, um Wäsche mit Duftstoffen oder ähnlichem auszurüsten.For laundry care appliances, in particular for tumble dryers, processes and devices have been developed in the prior art for equipping laundry with fragrances or the like.
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Der Erfindung lag daher die Aufgabe zugrunde, ein Verfahren und eine Vorrichtung bereitzustellen, mit denen Ausrüstungssubstanzen ohne die Nachteile des Stands der Technik auf Textilien aufgebracht werden können.It is an object of the present invention to provide a method and an apparatus by which equipment can be applied to textiles without the disadvantages of the prior art.
Diese Aufgabe wird gelöst durch die Vorrichtung und das Verfahren gemäß den unabhängigen Ansprüchen. Insbesondere betrifft die vorliegende Erfindung somit eine Vorrichtung zur Reinigung, Trocknung und/oder Pflege von Waschgut, umfassend ein Gehäuse, einen Behandlungsbehälter, insbesondere eine bewegliche Trommel mit einer Anlegedrehzahl und mit einem Behandlungsraum zur Aufnahme eines Waschguts, eine Tür, mit welcher der Behandlungsbehälter verschließbar ist, sowie eine Zerstäubungseinrichtung mit einem Aufnahmebehälter enthaltend eine Ausrüstungszusammensetzung, und einer mit dem Behandlungsraum in Verbindung stehenden Abgabeeinrichtung, welche Zerstäubungseinrichtung in der Lage ist, die Ausrüstungszusammensetzung über die Abgabeeinrichtung in den Behandlungsraum abzugeben. Eine Steuereinheit mit einem zugeordneten Steuerprogramm gewährleistet, dass die Ausrüstungszusammensetzung in den Behandlungsraum abgegeben wird, während die Trommel bei mindestens der Anlegedrehzahl bewegt wird.This object is achieved by the device and the method according to the independent claims. In particular, the present invention thus relates to a device for cleaning, drying and / or care of laundry, comprising a housing, a treatment container, in particular a movable drum with a contact speed and a treatment room for receiving a laundry, a door with which the treatment container closed and a nebulizer having a receptacle containing equipment composition, and a dispenser communicating with the treatment space, which nebulizer is capable of delivering the equipment composition to the treatment room via the dispenser. A control unit with an associated control program ensures that the equipment composition is delivered to the treatment room while the drum is being moved at least at the application speed.
Die Erfindung betrifft weiterhin ein Verfahren zum Aufbringen einer Ausrüstungszusammensetzung auf ein Waschgut in einem Hausgerät für Wäschepflege mit einer beweglichen Trommel mit einer Anlegedrehzahl und mit einer Zerstäubungseinrichtung, wobei ein Waschgut in der Trommel bereitgestellt wird und die Ausrüstungszusammensetzung auf das Waschgut durch Aufsprühen über die Zerstäubungseinrichtung aufgebracht wird, während die Trommel bei der Anlegedrehzahl oder oberhalb davon bewegt wird.The invention further relates to a method for applying a finishing composition to a laundry in a home appliance for laundry care having a moving drum at a landing speed and with a sputtering device, wherein a laundry is provided in the drum and the finishing composition is applied to the laundry by spraying over the sputtering device while the drum is being moved at or above the application speed.
Ein Vorteil des erfindungsgemäßen Verfahrens ist die Erstausrüstung von Kleidungsstücken im Gegensatz zu Stoffbahnen, insbesondere von herkömmlicher Konfektionsware, bzw. das Wiederausrüsten solcher Konfektionsware, wenn die Ausrüstungssubstanzen verbraucht sind.An advantage of the method according to the invention is the original equipment of garments in contrast to fabric panels, in particular of conventional ready-made goods, or the retrofitting of such ready-made goods, when the equipment substances are consumed.
Ein weiterer Vorteil der Erfindung ist die Vermeidung von Ausrüstungssubstanzverlusten und Umweltbelastungen durch ausrüstungssubstanzhaltiges Abwasser. Batch-Verfahren in einer Waschmaschine würden zu Ausrüstungssubstanzverlusten von über 50% führen. Bei der vorliegenden Erfindung liegt diese viel niedriger, bei weniger als 10%.Another advantage of the invention is the avoidance of equipment substance losses and environmental pollution from wastewater containing equipment. Batching in a washing machine would result in equipment losses of over 50%. In the present invention, it is much lower, less than 10%.
Die erfindungsgemäße Vorrichtung ist vorzugsweise ein Haushaltsgerät, insbesondere ein wasserführendes Haushaltsgerät. Besonders geeignet sind hierbei Waschmaschinen, Waschtrockner und Trockner. Besonders bevorzugt ist die erfindungsgemäße Vorrichtung eine Waschmaschine oder auch ein Waschtrockner.The device according to the invention is preferably a household appliance, in particular a water-conducting domestic appliance. Washing machines, washer-dryers and dryers are particularly suitable here. The device according to the invention is particularly preferably a washing machine or a washer-dryer.
Die Vorrichtung umfasst eine Trommel als Behandlungsbehälter, welche bei unterschiedlichen Drehzahlen bewegt werden kann. Als Anlegedrehzahl wird diejenige Drehzahl der Trommel bezeichnet, bei der der gesamte Inhalt der Trommel an der inneren Trommelwandung anliegt und einen so genannten Wäschering bildet, da die Fliehkraft in diesem Fall der Schwerkraft entgegenwirkt und diese aufhebt.The device comprises a drum as a treatment container, which can be moved at different speeds. The application speed is that speed of the drum referred to, in which the entire contents of the drum rests against the inner drum wall and forms a so-called laundry ring, since the centrifugal force counteracts the gravity in this case and picks this up.
Der Ausdruck Waschgut im Sinne der vorliegenden Erfindung umfasst zum einen Textilien, insbesondere Wäsche, aber auch generell alle Gegenstände, die in einer herkömmlichen Waschmaschine behandelt werden können, wie etwa Tischwäsche, Bettwäsche, Taschen, Vorhänge und dergleichen. Es muss sich auch nicht ausschließlich um Textilmaterial handeln, sondern es können auch Verbundmaterialien ausgerüstet werden, wie etwa Schuhe, Lederwaren und andere Gegenstände, welche aus verschiedenen Materialien, wie z. B. Stoff und Leder bestehen. Es eignen sich somit alle Materialien, welche mit den in der vorliegenden Erfindung beschriebenen Ausrüstungssubstanzen ausgerüstet werden können.The term laundry for the purposes of the present invention includes on the one hand textiles, especially laundry, but also generally all objects that can be treated in a conventional washing machine, such as table linen, bed linen, bags, curtains and the like. It does not have to be exclusive either To deal with textile material, but it can also be equipped composite materials, such as shoes, leather goods and other items, which are made of different materials, such as. B. fabric and leather. Thus, all materials which can be equipped with the finishing substances described in the present invention are suitable.
Vorzugsweise umfasst das Waschgut fertige Kleidungsstücke, insbesondere Konfektionsware. Besonders geeignet für das erfindungsgemäße Verfahren sind hierbei unter anderem körpernah getragene Kleidungsstücke, z.B. wenn diese mit Hautpflegeprodukten ausgerüstet werden sollen.Preferably, the laundry includes ready-made garments, especially ready-made goods. Particularly suitable for the method according to the invention are in this case, inter alia, worn body-worn garments, e.g. if they are to be provided with skin care products.
Für die Ausrüstung mit Cyclodextrinen sind insbesondere Baumwollmaterialien bevorzugt. Für die Ausrüstung mit Mikrokapseln können unterschiedliche Materialien verwendet werden.For the equipment with cyclodextrins, especially cotton materials are preferred. Different materials can be used for the equipment with microcapsules.
Unter dem Begriff "Ausrüsten" wird im Sinne der Erfindung ein Vorgang verstanden, bei dem das Waschgut mit den Ausrüstungssubstanzen, welche sich in der Ausrüstungszusammensetzung befinden, beschichtet wird. Vorzugsweise werden die Ausrüstungssubstanzen dabei fest an die Oberfläche des Waschguts gebunden, vorzugsweise kovalent. Es sind jedoch auch andere Beschichtungen, wie etwa Einlagerung zwischen den Fasern und dergleichen möglich. Vorzugsweise sollte das Ausrüsten nach dem erfindungsgemäßen Verfahren dazu führen, dass sich die Ausrüstungssubstanzen bei normalem Gebrauch des ausgerüsteten Waschguts, d.h. in der Regel beim Tragen der Kleidungsstücke, nicht stärker vom Gewebe ablösen als es bei gewerblich ausgerüsteten Textilien der Fall ist. Bei den auf dem Waschgut haftenden Mikrokapseln tritt natürlich eine gewollte Zerstörung ein, damit diese ihre Inhaltsstoffe freigeben können.For the purposes of the invention, the term "equipment" is understood to mean a process in which the laundry is coated with the finishing substances which are present in the equipment composition. Preferably, the finishing substances are firmly bound to the surface of the laundry, preferably covalently. However, other coatings, such as interfiber interposition and the like, are also possible. Preferably, equipping according to the method of the present invention should result in the finishing substances being subject to normal use of the laundry being finished, i. usually when wearing the garments, do not detach more from the fabric than is the case with commercially finished textiles. The microcapsules adhering to the laundry, of course, undergo deliberate destruction so that they can release their ingredients.
Die Ausrüstungszusammensetzung umfasst Cyclodextrine und/oder Mikrokapseln, und kann auch noch weitere Wirkstoffe mit umfassen. Solche Wirkstoffe können beispielsweise ausgewählt sein aus Stoffen, mit denen die Mikrokapseln oder Cyclodextrine beladen werden sollen. Beispiele hierfür sind insbesondere Duftstoffe, Kosmetika, Pflegestoffe, z.B. Aloe Vera, Anticellulite-Substanzen und dergleichen.The kit composition includes cyclodextrins and / or microcapsules, and may also include other agents. Such agents may be selected, for example, from substances with which the microcapsules or cyclodextrins are to be loaded. Examples of these are, in particular, fragrances, cosmetics, care substances, for example aloe vera, anticellulite substances and the like.
Unter dem Begriff Cyclodextrine werden hier alle Cyclodextrinderivate verstanden. Unter Mikrokapseln werden alle Substanzen verstanden, die bereits in der Einleitung definiert und beispielhaft erwähnt wurden. Überraschenderweise hat sich herausgestellt, dass es möglich ist, ein Waschgut, insbesondere Textilien, nicht nur in einem gewerblichen Prozess, sondern auch in einer Haushaltswaschmaschine und/oder einem Waschtrockner mit Mikrokapseln und/oder Cyclodextrinen auszurüsten.The term cyclodextrins is understood here to mean all cyclodextrin derivatives. Under microcapsules all substances are understood that have already been defined in the introduction and exemplified. Surprisingly, it has been found that it is possible to equip a laundry, in particular textiles, with microcapsules and / or cyclodextrins not only in a commercial process but also in a domestic washing machine and / or a washer-dryer.
Die Ausrüstungszusammensetzung ist vorzugsweise ein Flüssigkeit, d.h. eine Lösung oder Suspension und kann verschiedene Ausrüstungssubstanzen umfassen, wie etwa Duftstoffe, funktionalisierende Stoffe, vorzugsweise Cyclodextrine und/oder Mikrokapseln. Es können aber auch herkömmliche Ausrüstungssubtanzen verwendet werden. Unter dem Begriff Cyclodextrine werden hier alle Cyclodextrinderivate verstanden. Unter Mikrokapseln werden alle Substanzen verstanden, die bereits in der Einleitung definiert und beispielhaft erwähnt wurden.The finishing composition is preferably a liquid, i. a solution or suspension and may include various finishing substances, such as fragrances, functionalizing agents, preferably cyclodextrins and / or microcapsules. However, conventional equipment subtances can also be used. The term cyclodextrins is understood here to mean all cyclodextrin derivatives. Under microcapsules all substances are understood that have already been defined in the introduction and exemplified.
Beispielsweise kann ein erfindungsgemäßes Verfahren in einem Waschtrockner durchgeführt werden. Hierbei ist von Vorteil, dass in einem Gerät die Waschfunktion und die Trocknerfunktion vereint sind. Die Waschfunktion kann für das Inkontaktbringen des Waschguts mit der Ausrüstungszusammensetzung genutzt werden. Für den Schritt des Fixierens der Ausrüstungssubstanzen eignet sich die Trocknerfunktion. Dazu ist ein spezielles Programm vorgesehen, welches vorzugsweise nach einem normalen Waschgang, aber auch unabhängig davon durchlaufen werden kann. Es ist natürlich auch möglich, separate Geräte zu verwenden, z.B. zuerst eine Waschmaschine zum Ausrüsten und anschließend einen Trockner zum Fixieren der Ausrüstungssubstanzen auf dem Waschgut.For example, a method according to the invention can be carried out in a washer-dryer. It is advantageous that the washing function and the dryer function are combined in one device. The washing function can be used to contact the laundry with the finishing composition. For the step of fixing the equipment substances, the dryer function is suitable. For this purpose, a special program is provided, which can preferably be run after a normal wash, but also independently. Of course, it is also possible to use separate devices, e.g. first a washing machine to equip and then a dryer for fixing the equipment substances on the laundry.
Überraschenderweise hat sich herausgestellt, dass es möglich ist, Waschgut, insbesondere Textilien, auch in einer Haushaltswaschmaschine, einem Haushaltstrockner oder -waschtrockner mit speziellen Ausrüstungssubstanzen zu versehen. Die erfindungsgemäße neuartige Sprühtechnik erlaubt es, auch kleine Mengen von Ausrüstungszusammensetzungen verlustarm auf auszurüstende Materialien aufzubringen. Dies gilt insbesondere für Cyclodextrine und Mikrokapseln, die sehr kostspielig sind und für die sich eine Beimischung zur Flotte wegen des großen Verlustes beim Ausspülen verbietet. Erfindungsgemäß ist daher eine Zerstäubungseinrichtung in Kombination mit einer Steuereinheit vorgesehen, welche die Vorteile des Zerstäubens mit den Eigenschaften einer Wäschetrommel kombiniert.Surprisingly, it has been found that it is possible to provide laundry, in particular textiles, also in a household washing machine, a household dryer or washer dryer with special finishing substances. The novel spraying technique according to the invention makes it possible to apply even small amounts of finishing compositions with low losses to materials to be finished. This is especially true for cyclodextrins and microcapsules, which are very expensive and for which admixture with the liquor is prohibitive because of the large loss of rinse. According to the invention, therefore, a sputtering device in Combined with a control unit, which combines the benefits of sputtering with the properties of a laundry drum.
Die Zerstäubungseinrichtung umfasst eine Abgabeeinrichtung, welche vorteilhafterweise als Düse ausgestaltet ist, und einen Aufnahmebehälter für die Ausrüstungszusammensetzung. Der Aufnahmebehälter ist vorzugsweise nachfüllbar und somit vorzugsweise abnehmbar bzw. lösbar von der Abgabeeinrichtung. Vorzugsweise weist die Zerstäubungseinrichtung zusätzlich eine Dosiereinrichtung auf, mit der die Abgabe der Ausrüstungszusammensetzung steuerbar ist. Dies ist vorteilhaft, insbesondere wegen der Tatsache, dass es sich bei den Ausrüstungszusammensetzungen um kostenintensive Substanzen handeln kann, welche möglichst sparsam verwendet werden sollen.The atomizing device comprises a dispenser, which is advantageously designed as a nozzle, and a receptacle for the equipment composition. The receptacle is preferably refillable and thus preferably removable or detachable from the dispenser. Preferably, the atomizing device additionally has a metering device, with which the delivery of the equipment composition is controllable. This is advantageous, in particular because of the fact that the equipment compositions can be expensive substances which should be used as sparingly as possible.
Die Zerstäubungseinrichtung kann sowohl innen in der erfindungsgemäßen Vorrichtung, z.B. integriert in dieselbe, als auch außen oder teilweise außen angeordnet sein. Vorzugsweise ist sie lösbar befestigt oder hat zumindest einen lösbar befestigten Aufnahmebehälter.The atomizing device may be both internally in the device according to the invention, e.g. integrated in the same, as well as be arranged outside or partially outside. Preferably, it is releasably secured or has at least one releasably secured receptacle.
In einer ersten bevorzugten Ausführungsform ist die Zerstäubungseinrichtung vollständig im Innern der erfindungsgemäßen Vorrichtung angeordnet. Hierzu eignet sicht besonders der Bereich der Türöffnung oder der Tür, denn dies sind Bereiche, die dem Benutzer zugänglich sein müssen, was gewährleistet, dass der Benutzer die Zerstäubungseinrichtung selbst einsetzen bzw. den Aufnahmebehälter befüllen kann. Die Zerstäubungseinrichtung kann sich aber auch im Bereich Trommelrückwand befinden, beispielsweise im Zentrum zylinderförmig oder kegelförmig ausgebildet sein.In a first preferred embodiment, the atomizing device is arranged completely inside the device according to the invention. Particularly suitable for this purpose is the area of the door opening or the door, since these are areas which have to be accessible to the user, which ensures that the user can himself insert the atomization device or fill the receptacle. However, the atomizing device can also be located in the area of the drum rear wall, for example in the center in the form of a cylinder or cone.
In einer zweiten bevorzugten Ausführungsform ist die Zerstäubungseinrichtung außen am Gehäuse, vorzugsweise an der Tür bzw. am Bullauge der erfindungsgemäßen Vorrichtung angeordnet. Damit die Abgabeeinrichtung mit dem Behandlungsraum in Verbindung steht, ist eine Öffnung im Gehäuse an der entsprechenden Stelle vorgesehen, welche mit den notwendigen Dichtmitteln versehen ist und durch welche die Abgabeeinrichtung hindurch geführt werden kann. Diese Anordnung ist besonders vorteilhaft, da der Aufnahmebehälter leicht befüllt werden kann. Diese Anordnung ist auch für eine weitere Ausführungsform sehr vorteilhaft, bei der die Ausrüstungszusammensetzung bereits fertig konfektioniert in einer Zerstäubungseinrichtung, beispielsweise in Form einer Sprühdose, bereitgestellt wird und dann lediglich an einer entsprechenden Stelle an der Tür der Vorrichtung, gegebenenfalls mit geeigneten Halterungen, befestigt werden muss.In a second preferred embodiment, the atomizing device is arranged on the outside of the housing, preferably on the door or on the porthole of the device according to the invention. In order for the dispenser to communicate with the treatment space, an opening in the housing is provided at the appropriate location, which is provided with the necessary sealing means and through which the dispenser can be passed. This arrangement is particularly advantageous because the receptacle can be easily filled. This arrangement is also very advantageous for a further embodiment in which the Equipment composition already prefabricated in a nebulizer, for example in the form of a spray can, is provided and then only at a corresponding location on the door of the device, if necessary, must be secured with suitable brackets.
Es ist ebenfalls möglich, ein separates Türelement bereitzustellen, z.B. als Zubehörteil, welches bereits die Zerstäubungseinrichtung umfasst und einfach anstelle der vorhandenen Tür montiert werden kann. Dies ermöglicht dem Benutzer ein einfaches Umstellen seines Gerätes von normalem Betrieb auf Ausrüstungsbetrieb.It is also possible to provide a separate door element, e.g. as an accessory, which already includes the atomizing device and can be easily mounted in place of the existing door. This allows the user to easily change his device from normal operation to equipment operation.
In einer weiteren bevorzugten Ausführungsform, welche auch mit den zuvor genannten und weiteren kombiniert werden kann, ist der Aufnahmebehälter der Zerstäubungseinrichtung außerhalb des Gehäuses der erfindungsgemäßen Vorrichtung angeordnet und steht über eine Leitung, z.B. einen Schlauch, mit der im Innern befindlichen Abgabeeinrichtung in Verbindung. Dies hat den Vorteil, dass der Aufnahmebehälter so am einfachsten befüllt werden kann. Eine Schlauchverbindung zwischen Aufnahmebehälter und Abgabeeinrichtung ist auch für andere Ausführungsformen möglich.In a further preferred embodiment, which can also be combined with the aforementioned and further, the receiving container of the atomizing device is arranged outside the housing of the device according to the invention and is connected via a line, e.g. a hose communicating with the internal dispenser. This has the advantage that the receptacle can be filled in the easiest way. A hose connection between receptacle and dispenser is also possible for other embodiments.
Die Abgabeeinrichtung muss in jedem Fall mit dem Behandlungsraum in Verbindung stehen. Sie ist daher ebenfalls vorzugsweise im Bereich der Tür oder der Türöffnung angeordnet. Sie kann allerdings auch im Bereich der Trommelrückwand angeordnet sein. Vorzugsweise sollte sich die Abgabeeinrichtung im oberen Bereich des Behandlungsraums befinden, damit ein von ihr erzeugter Sprühnebel sich möglichst gut und über die gesamte Fläche der Trommelwandung, welche unterhalb der Abgabeeinrichtung liegt, verteilen kann. Die Abgabeeinrichtung ist in einer bevorzugten Ausführungsform im Bereich der Dichtmanschette angeordnet, welche den Laugenbehälter abdichtet. Vorzugsweise befindet sich die Abgabeeinrichtung im oberen Bereich der Dichtmanschette und ist so ins Innere der Trommel gerichtet, dass der Sprühnebel sich flächig oder in einem Kegel schräg von oben über die gesamte Tiefe der Trommel verteilen kann. Vorzugsweise ist die Düse schräg nach unten gerichtet.The dispenser must always be in communication with the treatment room. It is therefore also preferably arranged in the region of the door or the door opening. However, it can also be arranged in the region of the drum rear wall. Preferably, the dispenser should be located in the upper area of the treatment room, so that a spray generated by it can spread as well as possible and over the entire surface of the drum wall, which is below the dispenser. The dispenser is arranged in a preferred embodiment in the region of the sealing sleeve, which seals the tub. Preferably, the dispenser is located in the upper region of the sealing sleeve and is directed into the interior of the drum, that the spray can spread over a flat or in a cone obliquely from above over the entire depth of the drum. Preferably, the nozzle is directed obliquely downwards.
Zum Versprühen der Ausrüstungszusammensetzung kommen Druckluft- oder Ultraschalltechniken oder eine Kombination aus beiden in Frage. Die Ausrüstungszusammensetzung wird dabei vom Luftstrom oder Gasstrom entweder über eine Venturidüse aus dem Aufnahmebehälter angesaugt (Zerstäuberprinzip) oder unter einen höheren Druck gesetzt (Beispiel Sprühdose). Der Aufnahmebehälter kann bereits mit Druck beaufschlagt sein, oder er kann an einen zusätzlichen Druckbehälter (z.B. eine Gaspatrone mit Kohlendioxid oder dergleichen) und eine Mischdüse (z.B. eine Venturidüse) anschließbar sein. Bei Öffnen eines Ventils, vorzugsweise eines Magnetventils, reißt der austretende Gasstrom die Ausrüstungszusammensetzung mit. Dies kann beispielsweise mit Hilfe einer Venturidüse bewirkt werden. Für eine Druckluftzerstäubung ist eine geeignete Drucklufterzeugung nötig. Neben einem Kompressor mit Druckluftspeicher kann auch eine geeignete Membranpumpe eingesetzt werden.Compressed air or ultrasonic techniques or a combination of both can be used for spraying the equipment composition. The Equipment composition is sucked from the air or gas stream either via a venturi from the receptacle (atomizer principle) or placed under a higher pressure (example spray can). The receptacle may already be pressurized, or it may be connectable to an additional pressure vessel (eg, a gas cartridge with carbon dioxide or the like) and a mixing nozzle (eg, a venturi). Upon opening a valve, preferably a solenoid valve, the escaping gas stream entrains the equipment composition. This can be effected for example by means of a Venturi nozzle. For a compressed air atomization a suitable compressed air generation is necessary. In addition to a compressor with compressed air reservoir and a suitable diaphragm pump can be used.
Das Aufsprühen der Ausrüstungssubstanzen erfolgt erfindungsgemäß bei oder oberhalb der Anlegedrehzahl. Überraschenderweise hat sich herausgestellt, dass ein Aufsprühen von Ausrüstungssubstanzen auf einen Wäschering anstatt auf durch eine umlaufende Trommel bewegte Wäsche zu einem viel gleichmäßigeren Ergebnis führt, insbesondere, wenn die Sprühphasen bei mindestens der Anlegedrehzahl sich abwechseln mit Phasen des Reversierens bei einer niedrigeren Drehzahl (unterhalb der Anlegedrehzahl), wobei die Ausrüstungszusammensetzung wiederum nur dann abgegeben wird, während die Trommel bei der Anlegedrehzahl oder oberhalb davon bewegt wird.The spraying of the equipment substances takes place according to the invention at or above the application speed. Surprisingly, it has been found that spraying equipment on a laundry ring rather than on a rotating drum moves laundry to a much more uniform result, especially when the spraying phases alternate at least at the application speed with phases of reversing at a lower speed (below the Applying speed), wherein the equipment composition is discharged again only while the drum is being moved at or above the application speed.
Besonders vorteilhaft hat sich ein Ausrüstungsprogramm erwiesen, bei dem in einem ersten Schritt bei einer Drehzahl oberhalb der Anlegedrehzahl für etwa 10 Sekunden bis 20 Sekunden periodisch (d.h. in mindestens zwei Sprühstößen) oder kontinuierlich Ausrüstungszusammensetzung abgegeben wird. Die Drehzahl sollte mindestens die Größe Anlegedrehzahl haben, als vorteilhaft für eine Maschine mit europäischen Ausmaßen hat sich ein Drehzahl im Bereich von 120 bis 250 Upm erwiesen, vorzugsweise 130 bis 230 Upm, vorzugsweise 150 bis 210 Upm, vorzugsweise 180 bis 200 Upm.Particularly advantageous has been an equipment program in which, in a first step, at a speed above the application speed for about 10 seconds to 20 seconds periodically (i.e., in at least two sprays) or continuously dispensed equipment composition. The number of revolutions should be at least as long as the number of revolutions, and it has been found advantageous for a machine of European size to have a speed in the range of 120 to 250 rpm, preferably 130 to 230 rpm, preferably 150 to 210 rpm, preferably 180 to 200 rpm.
In einem zweiten Schritt wird die Trommel bei einer Drehzahl unterhalb der Anlegedrehzahl bewegt, vorzugsweise bei einer Drehzahl zwischen 35 und 65 Upm, vorzugsweise 45 bis 55 Upm. Hier bietet sich ein periodisches Reversieren mit Pausen an. Beispielweise 5 bis 20 Sekunden in eine Richtung, Pause von 1 bis 5 Sekunden, 5 bis 20 Sekunden in die andere Richtung. Dies wird zweckmäßigerweise ein- bis zweimal oder öfter wiederholt. Dieser Schritt gewährleistet, dass die auszurüstenden Materialien umverteil werden. Gleichzeitig kann sich die Ausrüstungszusammensetzung in dem Waschgut besser verteilen und dieses gleichmäßig und ohne Fleckenbildung benetzen.In a second step, the drum is moved at a speed below the application speed, preferably at a speed between 35 and 65 rpm, preferably 45 to 55 rpm. Here is a periodic reversing with breaks offers. For example, 5 to 20 seconds in one direction, pause from 1 to 5 seconds, 5 to 20 seconds in the other direction. This is expediently repeated once or twice or more often. This step ensures that the materials to be equipped are redistributed. At the same time, the finishing composition can spread better in the laundry and wet it evenly and without staining.
Die beiden Schritte können ebenfalls wiederholt werden. Insgesamt ist ein Ausrüstungszeitraum von 20 bis 120 Minuten, vorzugsweise 30 bis 110 Minuten, vorzugsweise 40 bis 100 Minuten, vorzugsweise 50 bis 90 Minuten, vorzugsweise 60 bis 80 Minuten, sinnvoll.The two steps can also be repeated. Overall, an equipment period of 20 to 120 minutes, preferably 30 to 110 minutes, preferably 40 to 100 minutes, preferably 50 to 90 minutes, preferably 60 to 80 minutes, makes sense.
Bei diesem Verfahren werden zweckmäßigerweise 500 bis 2000ml Flüssigkeit aufgesprüht. Die Menge hängt jedoch von der Art der Ausrüstungszusammensetzung ab und auch von der Menge an auszurüstendem Material. Bei Cyclodextrinen und Mikrokapseln sind 700 bis 1000ml vorteilhaft. Das Waschgut sollte zu 30% bis 70% seines Trockengewichtes benetzt werden.In this method, suitably 500 to 2000ml of liquid are sprayed. However, the amount depends on the type of equipment composition and also on the amount of material to be finished. For cyclodextrins and microcapsules, 700 to 1000 ml are advantageous. The laundry should be wetted to 30% to 70% of its dry weight.
Wenn das Inkontaktbringen des Waschguts mit einer Ausrüstungszusammensetzung umfassend Mikrokapseln und/oder Cyclodextrine durch Aufsprühen erfolgt, ist es zweckmäßig, direkt nach dem Aufsprühen die Ausrüstungssubstanzen auf dem Waschgut zu fixieren.When contacting the laundry with a finishing composition comprising microcapsules and / or cyclodextrins by spraying, it is convenient to fix the finishing substances on the laundry immediately after spraying.
Es kann auch zweckmäßig sein, nach dem Inkontaktbringen der Ausrüstungssubstanzen mit dem Waschgut eine Einwirkzeit vorzusehen, während der das Waschgut sich mit der Ausrüstungszusammensetzung vollständig vollsaugen kann, damit eine möglichst gleichmäßige Verteilung der Ausrüstungssubstanzen auf dem Waschgut gewährleistet wird. Die Einwirkzeit kann vom Fachmann problemlos bestimmt werden.It may also be expedient, after contacting the equipment substances with the laundry, to provide an exposure time during which the laundry may be completely saturated with the equipment composition so as to ensure the most even distribution of the equipment substances on the laundry. The exposure time can be easily determined by the skilled person.
Nach dem Inkontaktbringen der Ausrüstungszusammensetzung mit dem Waschgut kann letzteres in einer möglichen Ausführungsform einem Vorgang ähnlich einem normalen Waschvorgang unterzogen werden. D. h. vorzugsweise ist eine Einwirkzeit vorgesehen, in der das Waschgut sich mit der Flotte voll saugt, welche aus Wasser und der Ausrüstungszusammensetzung besteht, und welche auch gegebenenfalls weitere Zusatzstoffe und Wirkstoffe enthalten kann. Die Wäschetrommel wird hierbei vorzugsweise bewegt, ähnlich wie es bei einem herkömmlichen Waschvorgang üblich ist.After contacting the equipment composition with the laundry, in one possible embodiment, the latter may be subjected to a process similar to a normal washing process. Ie. Preferably, an exposure time is provided in which the laundry sucks fully with the liquor, which consists of water and the finishing composition, and which may optionally also contain other additives and active ingredients. The laundry drum is preferably moved in this case, similar to what is usual in a conventional washing process.
Nach dem Inkontaktbringen des Waschguts mit der Ausrüstungszusammensetzung werden die in der Ausrüstungszusammensetzung vorhandenen Mikrokapseln und/oder Cyclodextrine vorzugsweise auf dem Waschgut fixiert. Dies geschieht vorzugsweise durch eine Wärmebehandlung oder eine chemische Behandlung.After contacting the laundry with the finishing composition, the microcapsules and / or cyclodextrins present in the finish composition are preferably fixed to the laundry. This is preferably done by a heat treatment or a chemical treatment.
Bei der Anwendung einer Wärmebehandlung eignet sich insbesondere ein Trocknen unter Einsatz eines Wäschetrockners. Besonders bevorzugt wird dies in derselben Wäschetrommel durchgeführt. Daher ist die Verwendung eines Waschtrockners besonders bevorzugt.In the application of a heat treatment is particularly suitable drying using a tumble dryer. This is particularly preferably carried out in the same laundry drum. Therefore, the use of a washer dryer is particularly preferred.
Die Wärmebehandlung umfasst vorzugsweise eine Behandlung bei einer Temperatur zwischen 80 und 150°C, vorzugsweise 90 bis 140°C, vorzugsweise 100 bis 120°C, besonders bevorzugt 130°C. Diese Temperaturen können bereits in herkömmlichen Trocknern und Waschtrocknern erreicht werden. Es bietet sich an. In dem Menü bzw. dem Bedienfeld einen separaten Punkt für diesen Wärmebehandlungsschritt vorzusehen (etwa "Fixieren 130°C). Es kann auch bei höheren Temperaturen fixiert werden, z.B. bis zu 180°C, insbesondere 150°C bis 170°C, sofern das Haushaltsgerät dafür ausgelegt ist. Es sollte vorzugsweise reversierend getrocknet werden, um eine gleichmäßige Temperaturentwicklung im Waschgut sicher zu stellen. Bei Anwendung des gesamten Verfahrens in einem Waschtrockner kann die Fixierung auch im selben Gerät durchgeführt werden. Die Trocknungszeit richtet sich nach der Art und der Menge des Waschguts. Es ist eine möglichst vollständige Trocknung anzustreben.The heat treatment preferably comprises a treatment at a temperature between 80 and 150 ° C, preferably 90 to 140 ° C, preferably 100 to 120 ° C, particularly preferably 130 ° C. These temperatures can already be achieved in conventional dryers and washer-dryers. It lends itself to. In the menu or the control panel to provide a separate point for this heat treatment step (such as "fix 130 ° C.) It can also be fixed at higher temperatures, for example up to 180 ° C, especially 150 ° C to 170 ° C, if It should preferably be reversibly dried to ensure even temperature development in the laundry, and if the entire process is carried out in a washer-dryer, fixation may also be carried out in the same appliance, depending on the type and quantity The aim is to dry as completely as possible.
Es ist auch möglich, die Ausrüstungssubstanzen chemisch zu fixieren.It is also possible to chemically fix the equipment substances.
Im Anschluss an das Fixieren wird, sofern dies notwendig ist, überschüssige Ausrüstungszusammensetzung entfernt, gegebenenfalls durch einen oder mehrere Spülgänge und/oder durch Schleudern.Following fixation, excess finishing composition is removed, if necessary, by one or more rinses and / or by spin.
Dieser Schritt des Schleuderns wird vorzugsweise auch nach dem Fixieren insbesondere der Cyclodextrine durchgeführt. Hierbei eignen sich alle herkömmlichen Schleuderverfahren.This spin-drying step is preferably also carried out after fixing, in particular, the cyclodextrins. All conventional centrifugal processes are suitable here.
Es kann auch zweckmäßig sein, bereits nach dem Inkontaktbringen und vor dem Fixieren überschüssige Ausrüstungszusammensetzung zu entfernen. Hier kann ein Schleudern angebracht sein.It may also be desirable to remove excess finishing composition after contacting and before fixing. Here, a spin may be appropriate.
Ein Vorteil des erfindungsgemäßen Verfahrens ist, dass in der Regel keine Abschleudern von überschüssiger Ausrüstungszusammensetzung nötig ist, da diese ohnehin in minimaler Menge aufgebracht wurde.An advantage of the method according to the invention is that, as a rule, no centrifuging of excess finishing composition is necessary, since this was already applied in minimal quantity.
In einer Erweiterung des erfindungsgemäßen Verfahrens wird nicht nur das Waschgut mit der Ausrüstungszusammensetzung versehen, sondern die Ausrüstungszusammensetzung wird ihrerseits mit Wirkstoffen beladen, beispielsweise mit einem Duftstoff, Kosmetika und dergleichen. Für diese Beladung sind Cyclodextrine besonders geeignet, da sie in der Lage sind, in ihrer Hohlstruktur Moleküle aufzunehmen.In an extension of the method according to the invention, not only is the laundry provided with the finishing composition, but the finishing composition is in turn loaded with active ingredients, for example a fragrance, cosmetics and the like. For this loading, cyclodextrins are particularly suitable because they are able to take up molecules in their hollow structure.
Bei der Ausrüstung von Waschgut mit Cyclodextrinen ist es besonders bevorzugt, das Waschgut vor dem Hinzufügen der Ausrüstungszusammensetzung zu aktivieren. Im Fall von Baumwollmaterialien, welche mit Cyclodextrinen ausgerüstet werden sollen, ist dieser Vorbehandlungsschritt eine Behandlung mit einem alkalischen Medium, wie etwa stark alkalische Sodalösung oder dergleichen. In diesem Fall sollte vor dem Hinzufügen der Ausrüstungszusammensetzung die alkalische Lösung im Wesentlichen entfernt werden. Es bietet sich hier an, einen Schleuderschritt durchzuführen. Eine alkalische Lösung zur Aktivierung des Waschguts wird vorzugsweise eine Sodalösung sein. Geeignet sind Sodalösungen von zwischen 0,1 und 5%. Der pH-Wert liegt bei einer ca. 2 %-igen SodaLösung bei ca. 10-11. Ein pH-Bereich von 8 bis 12 ist bevorzugt, insbesondere 9 bis 11, insbesondere 10. Es können auch andere alkalische Mittel verwendet werden, z.B. Natronlauge. Der Fachmann ist in der Lage, eine geeignete alkalische Lösung auszuwählen und den geeigneten pH-Wert zu bestimmen. Diese Parameter hängen von dem auszurüstenden Waschgut ab. Das Aktivieren des Waschguts ermöglicht eine kovalente Bindung insbesondere der Cyclodextrine an das Waschgut.When equipping laundry with cyclodextrins, it is particularly preferred to activate the laundry prior to adding the finishing composition. In the case of cotton materials to be provided with cyclodextrins, this pretreatment step is a treatment with an alkaline medium such as a strong alkaline soda solution or the like. In this case, prior to adding the finishing composition, the alkaline solution should be substantially removed. It lends itself here to carry out a centrifuging step. An alkaline solution for activating the laundry will preferably be a soda solution. Sodal solutions of between 0.1 and 5% are suitable. The pH value is about 10-11 for a 2% soda solution. A pH range of 8 to 12 is preferred, especially 9 to 11, especially 10. Other alkaline agents may also be used, e.g. Sodium hydroxide solution. The person skilled in the art is able to select a suitable alkaline solution and to determine the appropriate pH. These parameters depend on the laundry to be equipped. The activation of the laundry allows a covalent bond, in particular of the cyclodextrins to the laundry.
Das erfindungsgemäße Verfahren wird vorzugsweise in einer oben beschriebenen erfindungsgemäßen Vorrichtung durchgeführt. Vorzugsweise handelt es sich bei der Vorrichtung gemäß dieser Erfindung um eine Waschmaschine oder einen Waschtrockner. Dies hat den Vorteil, dass der Schritt des Verteilens der Ausrüstungszusammensetzung auf dem auszurüstenden Waschgut direkt an das Waschprogramm angeschlossen werden kann. Es ist nämlich besonders vorteilhaft, soeben gewaschene und gegebenenfalls geschleuderte und/oder angetrocknete Wäsche auszurüsten.The method according to the invention is preferably carried out in a device according to the invention described above. Preferably, the device according to this invention is a washing machine or a washer-dryer. This has the advantage of being the step of distributing the equipment composition can be connected directly to the washing program on the laundry to be equipped. In fact, it is particularly advantageous to equip just washed and possibly spun and / or dried-on laundry.
Es ist außerdem nicht nur möglich, auszurüstende Materialien erstmalig auszurüsten, sondern auch, diese auffrischend auszurüsten.It is also not only possible to equip materials to be equipped for the first time, but also to equip them refreshing.
Es ist auch möglich, Cyclodextrine wieder mit neuen Substanzen zu beladen, wenn sie ihren Inhalt abgegeben haben. Dies kann auf verschiedene Arten geschehen, beispielsweise durch Besprühen mit Duftstoff. Auch hierbei kann vorzugsweise eine Sprühvorrichtung eingesetzt werden, welche mit dem wasserführenden Haushaltsgerät in Verbindung steht oder in diese integriert ist.It is also possible to re-load cyclodextrins with new substances once they have delivered their contents. This can be done in several ways, for example by spraying with perfume. Here, too, a spray device can preferably be used which communicates with or is integrated in the water-conducting domestic appliance.
Um, wie in der bevorzugten Ausführungsform dargelegt, das Ausrüsten von Wäsche direkt in einer Waschmaschine durchzuführen, umfasst diese zweckmäßigerweise eine programmierbare Steuereinheit, der ein Steuerprogramm zugeordnet ist, welches das erfindungsgemäße Verfahren definiert. Der Benutzer kann dann auf dem Display bequem einen normalen Waschgang einstellen oder auch einen Waschgang, der mit einem Ausrüstungsprogramm kombiniert ist.In order to carry out the equipping of laundry directly in a washing machine, as set forth in the preferred embodiment, this expediently comprises a programmable control unit, to which a control program is assigned, which defines the method according to the invention. The user can then conveniently set a normal wash on the display, or even a wash, combined with an equipment program.
Weitere Erfindungsgegenstände sind die Verwendung eines Haushaltsgerätes, insbesondere einer Waschmaschine, eines Waschtrockners oder eines Trockners zum Ausrüsten eines Materials mit einer Ausrüstungszusammensetzung, welche Cyclodextrine und/oder Mikrokapseln umfasst. Noch ein weiterer Gegenstand ist ein nach dem erfindungsgemäßen Verfahren ausgerüstetes Material.Further subjects of the invention are the use of a domestic appliance, in particular a washing machine, a washer-dryer or a dryer for equipping a material with a finishing composition which comprises cyclodextrins and / or microcapsules. Yet another object is a material equipped by the method according to the invention.
Die Erfindung wird nun anhand der folgenden Zeichnungen näher erläutert. Gleiche Bezugszeichen zeichnen gleiche oder vergleichbare Bauteile.
Figur 1- eine schematische Draufsicht einer erfindungsgemäßen Waschmaschine,
Figur 2- eine schematische Seitenschnittansicht einer Tür für eine Waschmaschine,
Figur 3- zeigt die in
dargestellte Tür in der Draufsicht,Figur 2 Figur 4- eine Seitenschnittansicht eines erfindungsgemäßen Waschtrockners.
- FIG. 1
- a schematic plan view of a washing machine according to the invention,
- FIG. 2
- a schematic side sectional view of a door for a washing machine,
- FIG. 3
- shows the in
FIG. 2 illustrated door in plan view, - FIG. 4
- a side sectional view of a washer dryer according to the invention.
Eine Zerstäubungseinrichtung 8 befindet sich im Bereich der Tür 6.An
In
In
- 11
- Vorrichtung, Hausgerät, Waschmaschine, Waschtrockner, TrocknerDevice, domestic appliance, washing machine, washer-dryer, dryer
- 22
- Gehäusecasing
- 33
- Behandlungsbehälter für Waschgut, TrommelTreatment container for laundry, drum
- 44
- Behandlungsraum für WaschgutTreatment room for laundry
- 55
- Waschgutlaundry
- 66
- Türdoor
- 77
- Türöffnungdoorway
- 88th
- Zerstäubungseinrichtungatomizing
- 1010
- Aufnahmebehälter für AusrüstungszusammensetzungReceptacle for equipment composition
- 1212
- Ausrüstungszusammensetzungequipment composition
- 1414
- Abgabeeinrichtungdelivery device
- 1616
- Dosiereinrichtungmetering
- 1818
- Halterungenbrackets
- 2020
- Schließringlocking ring
- 2222
- GriffHandle
- 2424
- Türschüsseldoor bowl
- 2626
- Steuereinheitcontrol unit
- 2828
- Öffnung für AbgabeeinrichtungOpening for dispenser
- 3030
- Dichtungpoetry
- 3131
- Manschettecuff
- 3232
- Leitungmanagement
Claims (23)
dadurch gekennzeichnet, dass
die Vorrichtung (1) zusätzlich eine Steuereinheit (26) umfasst, der ein Steuerprogramm zugeordnet ist, welches gewährleistet, dass die Ausrüstungszusammensetzung (12) in den Behandlungsraum (4) abgegeben wird, während die Trommel (3) bei mindestens der Anlegedrehzahl betrieben wird.Device (1) for cleaning, drying and / or care of materials, comprising a housing (2), a movable drum (3) with an application speed and a treatment space (4) for receiving a laundry (5), a door (6) with which the drum (3) can be closed, and an atomizing device (8) with a receptacle (10) containing a finishing composition (12), and a dispensing device (14) connected to the treatment space (4), which atomizing device (8 ) is capable of delivering the equipment composition (12) to the treatment room (4) via the dispenser (14),
characterized in that
the device (1) additionally comprises a control unit (26) associated with a control program which ensures that the equipment composition (12) is discharged into the treatment space (4) while the drum (3) is operated at at least the application speed.
Priority Applications (1)
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PL08105306T PL2042645T3 (en) | 2007-09-28 | 2008-09-11 | Device and method for incorporating laundry in a water-bearing household device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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DE102007046549.3A DE102007046549B4 (en) | 2007-09-28 | 2007-09-28 | Household appliance for laundry care and method for finishing items to be washed in a water-bearing household appliance |
Publications (2)
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EP2042645A1 true EP2042645A1 (en) | 2009-04-01 |
EP2042645B1 EP2042645B1 (en) | 2018-01-17 |
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EP08105306.8A Active EP2042645B1 (en) | 2007-09-28 | 2008-09-11 | Device and method for incorporating laundry in a water-bearing household device |
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EP (1) | EP2042645B1 (en) |
DE (1) | DE102007046549B4 (en) |
ES (1) | ES2659319T3 (en) |
PL (1) | PL2042645T3 (en) |
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WO2010031675A1 (en) * | 2008-09-22 | 2010-03-25 | BSH Bosch und Siemens Hausgeräte GmbH | Method for processing laundry, and laundry treatment device suitable for carrying out the method |
WO2011078610A1 (en) | 2009-12-23 | 2011-06-30 | Lg Electronics Inc. | Washing method and washing machine |
EP2478969A1 (en) * | 2011-01-24 | 2012-07-25 | Electrolux Home Products Corporation N.V. | Home appliance |
WO2012146304A1 (en) * | 2011-04-29 | 2012-11-01 | Ecolab Usa Inc. | Method for applying a laundry finishing agent to laundry articles |
ITTO20111118A1 (en) * | 2011-12-07 | 2013-06-08 | Indesit Co Spa | WASHING MACHINE WITH FRONTAL HOUSEHOLD USE, IN PARTICULAR WASHING MACHINE OR WASHING MACHINE. |
WO2014135208A1 (en) * | 2013-03-06 | 2014-09-12 | Ecolab Usa Inc. | Method for applying a composition comprising a chemical compound to laundry articles by spray application |
US9217219B2 (en) | 2009-06-05 | 2015-12-22 | BSH Hausgeräte GmbH | Method for treating laundry and suitable laundry treatment device for carrying out said method |
DE102014112431A1 (en) * | 2014-08-29 | 2016-03-17 | Miele & Cie. Kg | Dryers, especially commercial clothes dryers |
WO2023035723A1 (en) * | 2021-09-10 | 2023-03-16 | 青岛海尔洗涤电器有限公司 | Clothing treatment device and clothing treatment method thereof |
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Also Published As
Publication number | Publication date |
---|---|
ES2659319T3 (en) | 2018-03-14 |
EP2042645B1 (en) | 2018-01-17 |
DE102007046549B4 (en) | 2022-06-09 |
PL2042645T3 (en) | 2018-06-29 |
DE102007046549A1 (en) | 2009-04-23 |
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