CN104289356A - Automatic rotation fountain head without water leakage - Google Patents

Automatic rotation fountain head without water leakage Download PDF

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Publication number
CN104289356A
CN104289356A CN201310315091.3A CN201310315091A CN104289356A CN 104289356 A CN104289356 A CN 104289356A CN 201310315091 A CN201310315091 A CN 201310315091A CN 104289356 A CN104289356 A CN 104289356A
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CN
China
Prior art keywords
inner core
lower cover
upper cover
ladder
water outlet
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.)
Pending
Application number
CN201310315091.3A
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Chinese (zh)
Inventor
陆荣学
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201310315091.3A priority Critical patent/CN104289356A/en
Publication of CN104289356A publication Critical patent/CN104289356A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B17/00Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
    • B05B17/08Fountains
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements

Abstract

The invention belongs to the technical field of automatic rotation fountain heads without water leakage of landscape artificial fountains, and particularly relates to an automatic rotation fountain head. The fountain head comprises a middle rotating pipe between a round upper cover and a round lower cover, the inner pipe walls of the two ends of the middle rotating pipe are each provided three trapezoidal steps, Z-shaped water leakage prevention surface contact is formed by the three trapezoidal steps at each end and a cover at the end so that water leakage can be prevented when rotation water jetting is carried out, the two ends of the middle rotating pipe are further connected with the covers at the two ends through disk bearings in a rolling friction mode so that the service life can be prolonged, the middle rotating pipe is provided with a water outlet inner barrel, and the relative positions of the round upper cover and the round lower cover are supported by the water outlet inner barrel. The fountain head can be continuously used for ten months to twelve months without water leakage.

Description

Watertight automatic rotating water-injection head
Technical field
The invention belongs to landscape artificial fountain technical field, particularly relate to automatic rotating water-injection head.
Background technology
The middle swivelling pipe lower end part opening part of present automatic rotating water-injection head is inwardly provided with tube inner ring, and the lower cover tube opening place be enclosed among tube inner ring is provided with lower cover pipe outer shroud, in the middle swivelling pipe of lower cover pipe outer shroud on tube inner ring.Middle swivelling pipe is when there being hydraulic pressure to rotate, and lower cover pipe outer shroud to pressing down, is made lower cover pipe outer shroud rotate relative to rubbing with tube inner ring by water, and because lower cover pipe and water inlet pipe are fixed, then in the middle of, swivelling pipe is hydraulically driven into automatic rotation.Owing to being by water-pressure sealed between lower cover pipe outer shroud and tube inner ring, then sealing can not be tight, very easily leaks.And lower cover pipe outer shroud and tube inner ring are rotated relative to rubbing and are very easily made annular strain in lower cover pipe outer shroud, tube, also very easily leak.In addition, the high-speed rotation of lower cover pipe outer shroud and tube inner ring rubs and very easily makes ring be depleted, and causes using.So easily the leaking of present automatic rotating water-injection head, easily loss shortcoming, make present automatic rotating water-injection head only have about 2 months continuous service life.Plant automatic rotating water-injection head as replacing not in time, gently then leak destruction view, heavy then in the middle of swivelling pipe disengaging lower cover pipe, cause and can not use.
Summary of the invention
The object of this invention is to provide long service life, and watertight automatic rotating water-injection head.
Design of the present invention is: have the water-stop bearing of waterproof to connect the fixed cover of fountain head and middle swivelling pipe, and make middle swivelling pipe can rotate water-tight again relative to fixed cover, the rolling friction of bearing increases the service life greatly.
Structure of the present invention is:
Watertight automatic rotating water-injection head, comprises circular upper cover 1, circular lower cover 2, middle swivelling pipe 3, and the two ends of middle swivelling pipe 3 are rotationally connected with circular upper cover 1 and circular lower cover 2 respectively; The sidewall of middle swivelling pipe 3 is provided with multiple apopore 4, apopore 4 is connected with rotation spray water pipe 5; The sidewall of middle swivelling pipe 3 is also provided with regulating rotary to apopore 6, and regulating rotary is connected with regulating rotary to curved pipe 7 on apopore 6, it is characterized in that:
The two ends inner tubal wall of middle swivelling pipe 3 is provided with three trapezoidal ladders, first ladder is by the inside pipe wall of middle swivelling pipe 3,3rd ladder is by the pipe outer wall of middle swivelling pipe 3, second ladder is in the centre of the first ladder and the 3rd ladder, the tube wall of the first stepped locations is thicker than the tube wall of second-order ladder position, and the tube wall of the second stepped locations is thicker than the tube wall of the 3rd stepped locations.The two ends inner tubal wall of middle swivelling pipe 3 is provided with three trapezoidal ladders, and object is the two ends of swivelling pipe 3 and the area that is connected together of circular upper cover 1, circular lower cover 2 in the middle of increasing, and the gap that makes to be connected together is meandering, the chance that reduction is leaked; And make disc type bearing 8 have chimeric locus.
Circular upper cover 1 is connected together with the upper end of middle swivelling pipe 3, at connecting portion, circular upper cover 1 becomes " Z " font leakproof water surface to contact 15 with the second ladder of middle swivelling pipe 3 with the 3rd ladder, is embedded with disc type bearing 8 between circular upper cover 1 and the first ladder of middle swivelling pipe 3;
Circular lower cover 2 is connected together with the lower end of middle swivelling pipe 3, at connecting portion, circular lower cover 2 becomes " Z " font leakproof water surface to contact 15 with the second ladder of middle swivelling pipe 3 with the 3rd ladder, is embedded with disc type bearing 8 between circular lower cover 2 and the first ladder of middle swivelling pipe 3.
Disc type bearing 8 comprises upper and lower two opposite faces and is made up of the rotation annular element of ring-shaped depression and these two spin of rotating between annular elements, and these two are rotated annular elements and parallel and be respectively different planes.
The reason that can not leak: two of disc type bearing 8 above rotate annular elements and seal with middle swivelling pipe 3 with the circular upper cover 1 of the first stepped locations respectively and contact, are even bonded into water-tight structure; Two of disc type bearing 8 below rotate annular elements and seal with middle swivelling pipe 3 with the circular lower cover 2 of the first stepped locations respectively and contact, are even bonded into water-tight structure.The bearing ball that water in the middle of middle swivelling pipe 3 can only rotate between annular element through two, bearing contacts 15 to " Z " font leakproof water surface, disc type bearing 8 is when rotating, the water entering bearing ball is changed hydraulic pressure direction and water pressure by the bearing ball rotated, the water pressure that have passed through rolling bearing ball reduces greatly, and the water that these pressure reduce greatly enters " Z " font leakproof water surface contact 15 and will turn the angle of two 90 degree and also have the middle swivelling pipe 3 rotated to change the direction of water pressure not to the direction leaked; Enough distances to be had to be 0.8 ~ 2.0 centimetre between second ladder and the 3rd ladder, the middle swivelling pipe 3 of rotation be moved into the water-band in gap between the second ladder and the 3rd ladder and rotates with middle swivelling pipe 3, and do not flow out from the gap of the 3rd ladder.
So automatic rotating water-injection head of the present invention is water-tight, or leak seldom.Again because the durability of disc type bearing 8 is considerably beyond the sliding friction of prior art, then automatic rotating water-injection head of the present invention can continuously 10 ~ 12 months service life water-tight.
The centre of circular upper cover 1 is outwardly upper cover short tube 9, and the sidewall of upper cover short tube 9 is provided with water outlet inner core locating hole 10;
The centre of circular lower cover 2 is outwardly lower cover short tube 11, and the sidewall of lower cover short tube 11 is provided with water outlet inner core locating hole 10.
Upper cover short tube 9 and the water outlet inner core locating hole 10 of lower cover short tube 11 are the devices for circular upper cover 1 is fixedly connected with water outlet inner core 12 with circular lower cover 2.
The inside that circular upper cover 1, circular lower cover 2 and middle swivelling pipe 3 connect to form is provided with water outlet inner core 12, and the two ends outer wall of water outlet inner core 12 divides and is rotationally connected with the madial wall of upper cover short tube 9 and lower cover short tube 11; The sidewall of water outlet inner core 12 there is apopore 14.
First effect of water outlet inner core 12 is water outlets: have apopore 14 in the middle of water outlet inner core 12, object is the outflow in water outlet inner core 12, in the middle of flowing to, the apopore 4 of swivelling pipe 3, flows to rotation spray water pipe 5 from apopore 4, produces the fountain landscape effect of automatic rotating water-injection.Second effect is as attaching parts.
With water outlet inner core 12 be fixedly connected with circular upper cover 1, circular lower cover 2 structure as follows:
At water outlet inner core 12 and upper cover short tube 9 connecting portion, water outlet inner core 12 outer wall corresponding to inner core locating hole 10 of upper cover short tube 9 is provided with locating recesses 13, pilot pin is located among inner core locating hole 10 and locating recesses 13, and the relative position of circular upper cover 1 and water outlet inner core 12 placed restrictions on by pilot pin;
At water outlet inner core 12 and lower cover short tube 11 connecting portion, water outlet inner core 12 outer wall corresponding to inner core locating hole 10 of lower cover short tube 11 is provided with locating recesses 13, pilot pin is located among inner core locating hole 10 and locating recesses 13, and the relative position of circular lower cover 2 and water outlet inner core 12 placed restrictions on by pilot pin.
Be located at after among inner core locating hole 10 and locating recesses 13 with pilot pin, the two ends of water outlet inner core 12 are fixedly connected with circular upper cover 1 and circular lower cover 2 respectively, thus make water outlet inner core 12, circular upper cover 1 and circular lower cover 2 and middle swivelling pipe 3 can be connected with the integrative-structure that can not be scattered, also make the middle swivelling pipe 3 between circular upper cover 1 and circular lower cover 2 can rotate in centre position, produce the effect of rotary water jet.
The two ends of water outlet inner core 12 communicate with upper cover short tube 9 and lower cover short tube 11 respectively.Make the water of lower cover short tube 11 can enter water outlet inner core 12, from the apopore 14 of water outlet inner core 12 to rotation spray water pipe 5.Upper cover short tube 9 can have apopore, and produce central water spray view, upper cover short tube 9 can not have apopore yet, makes automatic rotating water-injection head only have rotary water jet view.
3 ~ 20 millimeters of gaps are had between the outer wall of water outlet inner core 12 and the inwall of middle swivelling pipe 3.These 3 ~ 20 millimeters of gaps are conducive under identical hydraulic condition, and rotation spray water pipe 5 sprays more strong.This gap is too little, and the water yield that the apopore 4 of middle swivelling pipe 3 can receive is few.
The openend outer wall of lower cover short tube 11 or inwall are provided with screw thread.This screw thread is used for being connected with external water pipe, namely connects the water source that water spray duty needs.
Distance between second ladder and the 3rd ladder is 0.5 ~ 3.0 centimetre.The middle swivelling pipe 3 of rotation is moved into the water-band in gap between the second ladder and the 3rd ladder rotate with middle swivelling pipe 3, and do not flow out from the gap of the 3rd ladder.
Upper cover short tube 9 is connected with newel shower nozzle.Make the newel shower nozzle ejection that the water in water outlet inner core 12 can connect from upper cover short tube 9, produce center water column view.
Regulating rotary is rotationally connected to curved pipe 7 and regulating rotary to apopore 6.Regulating rotary is different to the water outlet direction of curved pipe 7, and the rotation direction of middle swivelling pipe 3 is different.Then regulating rotary is rotationally connected to curved pipe 7 and regulating rotary to apopore 6, the rotation direction of conveniently adjusted middle swivelling pipe 3.
Advantage of the present invention: connect circular upper cover, circular lower cover and middle swivelling pipe with disc type bearing, in the middle of realizing, swivelling pipe carries out the rotation of rolling friction relative to circular upper cover and circular lower cover, than the sliding friction of existing automatic rotating water-injection head, automatic rotating water-injection head of the present invention substantially prolongs the service life of fountain head.
The tight fit water-stop connection of disc type bearing, circular upper cover, circular lower cover and middle swivelling pipe, circular upper cover, two stageds engagings between circular lower cover and middle swivelling pipe, also have innermost layer ladder to be fitted together to disc type bearing.The bearing ball that water in the middle of middle swivelling pipe can only rotate between annular element through two, disc type bearing contacts to " Z " font leakproof water surface, disc type bearing is when rotating, the water entering bearing ball is changed hydraulic pressure direction and water pressure by the bearing ball rotated, the water pressure that have passed through rolling bearing ball reduces greatly, and the water that these pressure reduce greatly enters the contact of " Z " font leakproof water surface and will turn the angle of two 90 degree and also have the middle swivelling pipe rotated to change the direction of water pressure not to the direction leaked.So automatic rotating water-injection head of the present invention is water-tight, or leak seldom.Again because the durability of disc type bearing is considerably beyond the sliding friction of prior art, then automatic rotating water-injection head of the present invention can continuously service life 10 ~ 12 water-tight.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
In figure, 1 be circular upper cover, 2 are circular lower covers, 3 are middle swivelling pipes, 4 are apopores, 5 to be rotation spray water pipes, 6 be regulating rotary are regulating rotaries are disc type bearings, 9 are upper cover short tubes, 10 are water outlet inner core locating holes, 11 are lower cover short tubes, 12 are water outlet inner cores, 13 are locating recesses, 14 is apopores, 15 to curved pipe, 8 to apopore, 7 is the contacts of " Z " font leakproof water surface.
Detailed description of the invention
Embodiment 1, watertight automatic rotating water-injection head
As Fig. 1, comprise circular upper cover 1, circular lower cover 2, middle swivelling pipe 3, there is being rotationally connected of stairstepping cutting ferrule at the two ends of middle swivelling pipe 3 with circular upper cover 1 and circular lower cover 2 respectively; The sidewall of middle swivelling pipe 3 is provided with multiple apopore 4, apopore 4 is connected with rotation spray water pipe 5; The sidewall of middle swivelling pipe 3 is provided with regulating rotary to apopore 6, and regulating rotary is positioned at below apopore 4 to apopore 6, and regulating rotary is connected with regulating rotary to curved pipe 7 on apopore 6.Change regulating rotary to the water outlet direction of curved pipe 7, the rotation direction of middle swivelling pipe 3 can be changed, thus change the water spray flower shape of multiple rotation spray water pipe 5 composition.
Middle swivelling pipe 3 spray water rotate time, make that fountain head is water-tight and durability is good, the structure of long service life:
The two ends inner tubal wall of middle swivelling pipe 3 is provided with three trapezoidal ladders, first ladder is by the inside pipe wall of middle swivelling pipe 3,3rd ladder is by the pipe outer wall of middle swivelling pipe 3, second ladder is in the centre of the first ladder and the 3rd ladder, the tube wall of the first stepped locations is thicker than the tube wall of second-order ladder position, and the tube wall of the second stepped locations is thicker than the tube wall of the 3rd stepped locations.
Circular upper cover 1 is connected together with the upper end of middle swivelling pipe 3, at connecting portion, circular upper cover 1 becomes " Z " font leakproof water surface to contact 15 with the second ladder of middle swivelling pipe 3 with the 3rd ladder, is embedded with disc type bearing 8 between circular upper cover 1 and the first ladder of middle swivelling pipe 3.Distance between second ladder and the 3rd ladder is 1.5 centimetres, the middle swivelling pipe 3 of rotation is moved into the water-band in gap between the second ladder and the 3rd ladder and rotates with middle swivelling pipe 3, and do not flow out from the gap of the 3rd ladder.
Circular lower cover 2 is connected together with the lower end of middle swivelling pipe 3, at connecting portion, circular lower cover 2 becomes " Z " font leakproof water surface to contact 15 with the second ladder of middle swivelling pipe 3 with the 3rd ladder, is embedded with disc type bearing 8 between circular lower cover 2 and the first ladder of middle swivelling pipe 3.Distance between second ladder and the 3rd ladder is 1.5 centimetres, the middle swivelling pipe 3 of rotation is moved into the water-band in gap between the second ladder and the 3rd ladder and rotates with middle swivelling pipe 3, and do not flow out from the gap of the 3rd ladder.
Disc type bearing 8 comprises the rotation annular element that upper and lower two opposite faces have ring-shaped depression, and these two the spin compositions rotated between annular element, and these two are rotated annular element and parallel and be respectively different planes.
The structure of position is determined between critical piece:
The centre of circular upper cover 1 is outwardly upper cover short tube 9, and the sidewall of upper cover short tube 9 is provided with water outlet inner core locating hole 10.
The centre of circular lower cover 2 is outwardly lower cover short tube 11, and the sidewall of lower cover short tube 11 is provided with water outlet inner core locating hole 10.
The inside that circular upper cover 1, circular lower cover 2 and middle swivelling pipe 3 connect to form is provided with water outlet inner core 12, and the two ends outer wall of water outlet inner core 12 divides and is rotationally connected with the madial wall of upper cover short tube 9 and lower cover short tube 11; The sidewall of water outlet inner core 12 there is apopore 14.
At water outlet inner core 12 and upper cover short tube 9 connecting portion, water outlet inner core 12 outer wall corresponding to inner core locating hole 10 of upper cover short tube 9 is provided with locating recesses 13, pilot pin is located among inner core locating hole 10 and locating recesses 13, and the relative position of circular upper cover 1 and water outlet inner core 12 placed restrictions on by pilot pin;
At water outlet inner core 12 and lower cover short tube 11 connecting portion, water outlet inner core 12 outer wall corresponding to inner core locating hole 10 of lower cover short tube 11 is provided with locating recesses 13, pilot pin is located among inner core locating hole 10 and locating recesses 13, and the relative position of circular lower cover 2 and water outlet inner core 12 placed restrictions on by pilot pin.
The structure relevant with current:
The sidewall of water outlet inner core 12 there is apopore 14.
The two ends of water outlet inner core 12 communicate with upper cover short tube 9 and lower cover short tube 11 respectively.
3 ~ 20 millimeters of gaps are had between the outer wall of water outlet inner core 12 and the inwall of middle swivelling pipe 3.
The openend outer wall of lower cover short tube 11 or inwall are provided with screw thread.
Upper cover short tube 9 is connected with newel shower nozzle.
The relevant structure of spray shape is sprayed with fountain head:
Regulating rotary is rotationally connected to curved pipe 7 and regulating rotary to apopore 6.

Claims (4)

1. watertight automatic rotating water-injection head, comprise circular upper cover (1), circular lower cover (2), middle swivelling pipe (3), the two ends of middle swivelling pipe (3) are rotationally connected with circular upper cover (1) and circular lower cover (2) respectively; The sidewall of middle swivelling pipe (3) is provided with multiple apopore (4), apopore (4) is connected with rotation spray water pipe (5); The sidewall of middle swivelling pipe (3) is also provided with regulating rotary to apopore (6), and regulating rotary is connected with regulating rotary to curved pipe (7) on apopore (6), it is characterized in that:
The two ends inner tubal wall of middle swivelling pipe (3) is provided with three trapezoidal ladders, first ladder is by the inside pipe wall of middle swivelling pipe (3), 3rd ladder is by the pipe outer wall of middle swivelling pipe (3), second ladder is in the centre of the first ladder and the 3rd ladder, the tube wall of the first stepped locations is thicker than the tube wall of second-order ladder position, and the tube wall of the second stepped locations is thicker than the tube wall of the 3rd stepped locations;
Circular upper cover (1) is connected together with the upper end of middle swivelling pipe (3), at connecting portion, circular upper cover (1) becomes " Z " font leakproof water surface to contact (15) with the second ladder of middle swivelling pipe (3) with the 3rd ladder, is embedded with disc type bearing (8) between the first ladder of circular upper cover (1) and middle swivelling pipe (3);
Circular lower cover (2) is connected together with the lower end of middle swivelling pipe (3), at connecting portion, circular lower cover (2) becomes " Z " font leakproof water surface to contact (15) with the second ladder of middle swivelling pipe (3) with the 3rd ladder, is embedded with disc type bearing (8) between the first ladder of circular lower cover (2) and middle swivelling pipe (3);
Disc type bearing (8) comprises the rotation annular element that upper and lower two opposite faces have ring-shaped depression, and these two the spin compositions rotated between annular element, and these two are rotated annular element and parallel and be respectively different planes;
The centre of circular upper cover (1) is outwardly upper cover short tube (9), and the sidewall of upper cover short tube (9) is provided with water outlet inner core locating hole (10);
The centre of circular lower cover (2) is outwardly lower cover short tube (11), and the sidewall of lower cover short tube (11) is provided with water outlet inner core locating hole (10);
The inside that circular upper cover (1), circular lower cover (2) and middle swivelling pipe (3) connect to form is provided with water outlet inner core (12), and the two ends outer wall of water outlet inner core (12) divides and is rotationally connected with the madial wall of upper cover short tube (9) and lower cover short tube (11); The sidewall of water outlet inner core (12) there is apopore (14);
At water outlet inner core (12) and upper cover short tube (9) connecting portion, water outlet inner core (12) outer wall corresponding to inner core locating hole (10) of upper cover short tube (9) is provided with locating recesses (13), pilot pin is located among inner core locating hole (10) and locating recesses (13), and the relative position of circular upper cover (1) and water outlet inner core (12) placed restrictions on by pilot pin;
At water outlet inner core (12) and lower cover short tube (11) connecting portion, water outlet inner core (12) outer wall corresponding to inner core locating hole (10) of lower cover short tube (11) is provided with locating recesses (13), pilot pin is located among inner core locating hole (10) and locating recesses (13), and the relative position of circular lower cover (2) and water outlet inner core (12) placed restrictions on by pilot pin; " secure circular upper cover (1), circular lower cover (2) spacing, secure the relative position of circular upper cover (1), circular lower cover (2), water outlet inner core (12), make middle swivelling pipe (3) at central rotational "
The two ends of water outlet inner core (12) communicate with upper cover short tube (9) and lower cover short tube (11) respectively;
3 ~ 20 millimeters of gaps are had between the outer wall of water outlet inner core (12) and the inwall of middle swivelling pipe (3);
Openend outer wall or the inwall of lower cover short tube (11) are provided with screw thread.
2. watertight automatic rotating water-injection head according to claim 1, is characterized in that: the distance between the second ladder and the 3rd ladder is 0.5 ~ 3.0 centimetre.
3. watertight automatic rotating water-injection head according to claim 2, is characterized in that: (9) are connected with newel shower nozzle with upper cover short tube.
4. watertight automatic rotating water-injection head according to claim 3, is characterized in that: regulating rotary is rotationally connected to curved pipe (7) and regulating rotary to apopore (6).
CN201310315091.3A 2013-07-19 2013-07-19 Automatic rotation fountain head without water leakage Pending CN104289356A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310315091.3A CN104289356A (en) 2013-07-19 2013-07-19 Automatic rotation fountain head without water leakage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310315091.3A CN104289356A (en) 2013-07-19 2013-07-19 Automatic rotation fountain head without water leakage

Publications (1)

Publication Number Publication Date
CN104289356A true CN104289356A (en) 2015-01-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310315091.3A Pending CN104289356A (en) 2013-07-19 2013-07-19 Automatic rotation fountain head without water leakage

Country Status (1)

Country Link
CN (1) CN104289356A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0380956A (en) * 1989-08-23 1991-04-05 Koei:Kk Jet water nozzle
JPH08243588A (en) * 1995-03-10 1996-09-24 Hitachi Ltd Fountain-type water purifier
US6161771A (en) * 1997-05-23 2000-12-19 Water Ride Concepts, Inc. Water fountain system and method
CN202212311U (en) * 2011-08-06 2012-05-09 陈秀峰 Fountain water supply system
CN203494706U (en) * 2013-07-19 2014-03-26 陆荣学 Watertight automatic rotating water spray head

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0380956A (en) * 1989-08-23 1991-04-05 Koei:Kk Jet water nozzle
JPH08243588A (en) * 1995-03-10 1996-09-24 Hitachi Ltd Fountain-type water purifier
US6161771A (en) * 1997-05-23 2000-12-19 Water Ride Concepts, Inc. Water fountain system and method
CN202212311U (en) * 2011-08-06 2012-05-09 陈秀峰 Fountain water supply system
CN203494706U (en) * 2013-07-19 2014-03-26 陆荣学 Watertight automatic rotating water spray head

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Effective date of abandoning: 20170329