CN101858588A - Sealing device for lamp - Google Patents
Sealing device for lamp Download PDFInfo
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- CN101858588A CN101858588A CN201010159663A CN201010159663A CN101858588A CN 101858588 A CN101858588 A CN 101858588A CN 201010159663 A CN201010159663 A CN 201010159663A CN 201010159663 A CN201010159663 A CN 201010159663A CN 101858588 A CN101858588 A CN 101858588A
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- sealing ring
- sealing
- groove
- light fixture
- lubricant
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Abstract
The invention relates to a sealing device used for a lamp. The sealing device comprises a first sealing ring and a second sealing ring which are cooperatively used, wherein grooves used for holding a lubricant are formed on both contact surfaces of the first sealing ring and the second sealing ring which are matched. The sealing device for the lamp adopts two sealing rings, and compared with the prior art which adopts one sealing ring, the sealing device has the advantages that: the strength and the elasticity are higher due to the cooperatively used two sealing rings; the requirements on radial thickness or axial thickness of a single sealing ring of the two sealing rings are lower than those of the original one sealing ring; and the processing and the processing are easier. Simultaneously, the lubricant is filled between the two sealing rings; and therefore, on the one hand, the effect of sealing and waterproofing of the lamp is ensured, and on the other hand, the friction between the lamp and the two sealing rings are greatly reduced through the lubrication action of the lubricant when the lamp are disassembled, the lamp can be disassembled by only applying little force, time and labor are saved, damage on the sealing rings due to overstress in the disassembling is avoided, the service life of the sealing rings is prolonged, and the cost is saved.
Description
Technical field
The present invention relates to the seal fitting technical field, specifically, relate to a kind of sealing device that is used for light fixture.
Background technology
In lighting technical field, some large-scale light fixtures need be installed on special occasions, such as, in the environment explosion-proof, that the waterproof requirement grade is higher.In these environment, require lamp interior and external environment condition isolated fully, promptly require light fixture can have good sealing effectiveness.In the prior art, adopt seal to realize sealing usually.For example, some large-scale fixed light fixtures generally comprise bonnet, housing, Transparent Parts and the light source assembly between bonnet and lamp housing.In order to realize excellent sealing, cannelure generally is set on bonnet, rubber seal is set in it, play the effect in slit between sealing bonnet and the housing.
But because the volume of above-mentioned large-scale light fixture is bigger usually, in order to improve the sealing grade, during the assembling light fixture, usually need on sealing ring, apply certain big pressure, though guaranteed sealing property like this, but also caused following problem: one, because realize good sealing, then must increase frictional force, rubber seal is applied certain big pressure, but when needing to open lamp shell and changing part such as its internal light source assembly, because the big pressure that exists during assembling, open the lamp housing difficulty when just having caused dismounting, even need more people just can finish, time-consuming, effort, increased cost of labor, and caused great inconvenience to maintenance.Two, when opening lamp housing, unavoidably can occur, and damage rubber seal, influence the later stage sealing effectiveness of light fixture because of firmly excessive, the generation potential safety hazard, the while also greatly reduces sealing ring service life, has increased replacement cost.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of easy to assemble and non-damageable sealing device that is used for light fixture.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of sealing device that is used for light fixture is provided, comprise first sealing ring and second sealing ring that are used, be equipped with the groove that is used to fill lubricant on described first sealing ring and the contact-making surface that second sealing ring matches.
Particularly, described first sealing ring and second sealing ring are sheathed mutually, and described groove is located at respectively on the axial side wall that described first sealing ring and second sealing ring be in contact with one another after sheathed.
Perhaps, described first sealing ring and the stack of second sealing ring are provided with, and described groove is located at respectively on the radial surface that is in contact with one another after described first sealing ring and the stack of second sealing ring.
Further, the upper surface of described first sealing ring and second sealing ring all offers at least one in order to store the opening of described lubricant.
Further, described groove is a plurality of and evenly or on the axial side wall that is in contact with one another after described first sealing ring and second sealing ring are sheathed of non-uniform Distribution.
Further, described groove be a plurality of and evenly or non-uniform Distribution on the radial surface that is in contact with one another after described first sealing ring and the stack of second sealing ring.
Further, described groove cross section is mososeries, step or semicircle.
Further, described groove is the groove that annular is provided with.
Further, described opening is a blind hole, described blind hole be a plurality of and evenly or non-uniform Distribution in the upper surface of described first sealing ring and second sealing ring.Further, described opening is an annular groove.
The sealing device that is used for light fixture provided by the invention, adopt two sealing rings, compared to prior art in a sealing ring, two sealing rings are used intensity and elasticity is better, for single sealing ring radially or the thickness requirement axially less than an original sealing ring, easier processing and manufacturing; Simultaneously between two sealing rings, add lubricant, guaranteed the sealed waterproof effect of light fixture on the one hand, on the other hand when the dismounting light fixture, by the lubrication of lubricant, reduced the frictional force between light fixture and two sealing rings greatly, only need less power just can finish the dismounting of light fixture, save time, laborsaving, also avoided when dismounting sealing ring excessively cause damage because of stressed, prolonged the service life of sealing ring, saved cost.
Description of drawings
Fig. 1 is the vertical view of first embodiment of sealing device provided by the invention;
Fig. 2 is an A-A cutaway view among Fig. 1;
Fig. 3 is the scheme of installation of first embodiment provided by the invention and light fixture;
Fig. 4 is a B place enlarged drawing among Fig. 3;
Fig. 5 is the vertical view of second embodiment of sealing device provided by the invention;
Fig. 6 is a C-C cutaway view among Fig. 5;
Fig. 7 is the cutaway view of the 3rd embodiment of sealing device provided by the invention;
Fig. 8 is the cutaway view of the 4th embodiment of sealing device provided by the invention;
Fig. 9 is the cutaway view of the 5th embodiment of sealing device provided by the invention;
Figure 10 is the cutaway view of the 6th embodiment of sealing device provided by the invention.
The specific embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
A kind of sealing device that is used for light fixture provided by the invention comprises first sealing ring and second sealing ring that are used, is equipped with the groove that is used to fill lubricant on described first sealing ring and the contact-making surface that second sealing ring matches.The sealing device that is used for light fixture among the present invention, adopt two sealing rings, compared to prior art in a sealing ring, two sealing rings are used intensity and elasticity is better, for single sealing ring radially or the thickness requirement axially less than an original sealing ring, easier processing and manufacturing; Simultaneously between two sealing rings, add lubricant, guaranteed the sealed waterproof effect of light fixture on the one hand, on the other hand when the dismounting light fixture, by the lubrication of lubricant, reduced the frictional force between light fixture and two sealing rings greatly, only need less power just can finish the dismounting of light fixture, save time, laborsaving, also avoided when dismounting sealing ring excessively cause damage because of stressed, prolonged the service life of sealing ring, saved cost.
Below in conjunction with specific embodiment and accompanying drawing invention is further described.
With reference to Fig. 1, Fig. 2, be first embodiment of sealing device provided by the invention.In the present embodiment, first sealing ring in the described sealing device and the mutual sheathed use of second sealing ring.
As shown in Fig. 1, Fig. 2, described sealing device 1 comprises first sealing ring 11 and second sealing ring 12, wherein said first sealing ring, 11 external diameters are bigger, less and the internal diameter its external diameter and first sealing ring of described second sealing ring, 12 external diameters is complementary, and described second sealing ring 12 is sheathed in described first sealing ring 11.Be equipped with groove 111 and the groove 121 that cross section is a mososeries on described first sealing ring 11 and second sealing ring, 12 sheathed the latter two axial side wall that are in contact with one another, be filled with lubricant 13 in described groove 111 and the groove 121.Described lubricant 13 can be lubricating oil or lubricating grease.Described cross section be the groove 111 of mososeries and groove 121 for a plurality of, be uniformly distributed on the outer wall of the inwall of described first sealing ring 11 and second sealing ring 12.Described cross section is the groove that the groove 111 of mososeries and groove 121 also can be provided with for wall circular outside the inwall of first sealing ring 11 and second sealing ring 12.
Further, with reference to Fig. 1, Fig. 2, the upper surface of described first sealing ring 11 and second sealing ring 12 offers at least one opening 112 and opening 122 in order to store described lubricant 13.In the present embodiment, described opening 112 and opening 122 be blind hole 112 ' and blind hole 122 ', described blind hole 112 ' and blind hole 122 ' be is a plurality of, non-uniform Distribution is in the upper surface of described first sealing ring 11 and second sealing ring 12.Certainly, also can be uniformly distributed in the upper surface of described first sealing ring 11 and sealing ring 12.Herein, design the described blind hole that is used to store lubricant 13, when assembling first sealing ring 11 and second sealing ring 12, under the pretightning force squeezing action, lubricant 13 can be automatically from blind hole 112 ' and blind hole 122 ' ooze out, first sealing ring 11 and second sealing ring 12 are played lubrication, adopt this mode, no longer need to smear lubricant in the sealing ring surface, and when assembling, directly contact and make dirty both hands or clothes with lubricant as having now in the assembling process.
With reference to Fig. 3, Fig. 4, be the scheme of installation of the sealing device in the first embodiment of the invention 1 with light fixture 2.Among the figure,, described sealing device 1 is sheathed between housing 21 and the bonnet 22 for the housing 21 of guaranteeing light fixture 2 and the sealing effectiveness between the bonnet 22.After described sealing device 1 is installed, owing to be added with lubricant 13 between first sealing ring 11 and second sealing ring 12, strengthened the sealed waterproof effect of light fixture on the one hand, on the other hand dismounting light fixture 2 rotation bonnets 22 with it when housing 21 separates, the bonnet 22 and first sealing ring 11, there is bigger frictional force between the housing 21 and second sealing ring 12, lubrication by the lubricant 13 between first sealing ring 11 and second sealing ring 12, this frictional force is reduced greatly, make that unlatching bonnet 22 is more laborsaving, easier, avoided also simultaneously that sealing ring excessively causes damage because of stressed when dismounting, prolonged its service life, saved cost.
With reference to Fig. 5, Fig. 6, second embodiment for sealing device 1 of the present invention, the difference of the present embodiment and first embodiment is, is located at described first sealing ring 11 and second sealing ring, 12 upper surfaces and is annular groove 112 " and 122 " in order to opening 112 and the opening 122 of storing described lubricant 13.Described annular groove 112 " and 122 " can be provided with a plurality of.This design than the design of blind hole among first embodiment, can be stored more lubricant 13, during actual production, can take different structures to store described lubricant 13 as required.
With reference to Fig. 7, Fig. 8, Fig. 9, be respectively the 3rd embodiment, the 4th embodiment and the 5th embodiment of sealing device 1 provided by the invention.The difference of these three embodiment and first embodiment is that the corresponding groove 111 that is provided with is different with the shape of cross section of groove 121 on the axial side wall that described first sealing ring 11 and second sealing ring 12 are in contact with one another.Among Fig. 7, the cross section of described groove 111 and groove 121 is step, and the slit that the groove 111 of this step and groove 121 form is little, can form thin stratiform after lubricant 13 is filled, and sealing effectiveness is better.Among Fig. 8, Fig. 9, the equal semicircular in shape of cross section of described groove 111 and groove 121, just groove location difference.Wherein, Fig. 8 further groove 111 and groove 121 are corresponding the setting, and the two cross section, contact back is rounded; Among Fig. 9, groove 111 and groove were crisscross arranged in 121 minutes, and one last in vertical direction, on one down.Similarly, described cross section is the groove that step or semicircular groove 111 and groove 121 also can be provided with for wall circular outside the inwall of first sealing ring 11 and second sealing ring 12.Fig. 7 is in three kinds of embodiment shown in Fig. 8, be located at first sealing ring 11 and second sealing ring, 12 upper surfaces and be blind hole, also described opening 112 and opening 122 can be designed to annular groove as described in the second embodiment in order to opening 112 and the opening 122 of storing lubricant 13.Certainly, be located at the groove 111 on first sealing ring 11 and second sealing ring, 12 contact-making surfaces and the shape of cross section of groove 121 and also be not limited to above-mentioned mososeries, step, semicircle, it also can be other planform of being convenient to store lubricant 13 and not influencing sealing.
With reference to Figure 10, be the cutaway view of the 6th embodiment of sealing device 1 provided by the invention.In the present embodiment, first sealing ring 11 that described sealing device 1 comprises and 12 stacks of second sealing ring are provided with, be respectively equipped with groove 111 and the groove 112 that cross section is mososeries on the radial surface that is in contact with one another after described first sealing ring 11 and 12 stacks of second sealing ring, be filled with lubricant 13 in described groove 111 and the groove 121.Described lubricant 13 can be lubricating oil or lubricating grease.Groove 111 and groove 121 that described cross section is mososeries are a plurality of, are uniformly distributed in the lower surface of described first sealing ring 11 and the upper surface of second sealing ring 12.Described cross section is that the groove 111 and the groove 121 of mososeries also can be arranged at first sealing ring 11 and second sealing ring, 12 lip-deep grooves for annular.Similarly, the shape of cross section of described groove 111 and groove 121 also can be designed as step or the semicircle shown in the 3rd embodiment, the 4th embodiment and the 5th embodiment, certainly it also can be the planform that other is convenient to store lubricant 13 and does not influence sealing, and mapping no longer one by one at this exemplifies.First sealing ring 11 of described stack setting and second sealing ring 12 are applied to two counterface (not shown)s on the light fixture, when the installation or removal light fixture cooperates both ends of the surface or separates, the lubricant of being located between first sealing ring 11 and second sealing ring 12 13 plays sealing function, the lubrication of lubricant 13, make the frictional force between both ends of the surface also reduce greatly, installation or removal are more convenient, also avoided simultaneously when dismounting sealing ring excessively to cause damage because of stressed, prolong its service life, saved cost.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. sealing device that is used for light fixture is characterized in that: comprise first sealing ring and second sealing ring that are used, be equipped with the groove that is used to fill lubricant on described first sealing ring and the contact-making surface that second sealing ring matches.
2. a kind of sealing device that is used for light fixture as claimed in claim 1 is characterized in that: described first sealing ring and second sealing ring are sheathed mutually, and described groove is located at respectively on the axial side wall that described first sealing ring and second sealing ring be in contact with one another after sheathed.
3. a kind of sealing device that is used for light fixture as claimed in claim 1 is characterized in that: described first sealing ring and the stack of second sealing ring are provided with, and described groove is located at respectively on the radial surface that is in contact with one another after described first sealing ring and the stack of second sealing ring.
4. a kind of sealing device that is used for light fixture as claimed in claim 2 is characterized in that: the upper surface of described first sealing ring and second sealing ring all offers at least one in order to store the opening of described lubricant.
5. a kind of sealing device that is used for light fixture as claimed in claim 2 is characterized in that: described groove is a plurality of and evenly or on the axial side wall that is in contact with one another after described first sealing ring and second sealing ring are sheathed of non-uniform Distribution.
6. a kind of sealing device that is used for light fixture as claimed in claim 3 is characterized in that: described groove be a plurality of and evenly or non-uniform Distribution on the radial surface that is in contact with one another after described first sealing ring and the stack of second sealing ring.
7. a kind of sealing device that is used for light fixture described in claim 2 or 3, it is characterized in that: described groove cross section is mososeries, step or semicircle.
8. a kind of sealing device that is used for light fixture as claimed in claim 7 is characterized in that: the groove that described groove is provided with for annular.
9. a kind of sealing device that is used for light fixture described in claim 4, it is characterized in that: described opening is a blind hole, described blind hole be a plurality of and evenly or non-uniform Distribution in the upper surface of described first sealing ring and second sealing ring.
10. a kind of sealing device that is used for light fixture as claimed in claim 4 is characterized in that: described opening is an annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010159663 CN101858588B (en) | 2010-04-23 | 2010-04-23 | Sealing device for lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010159663 CN101858588B (en) | 2010-04-23 | 2010-04-23 | Sealing device for lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101858588A true CN101858588A (en) | 2010-10-13 |
| CN101858588B CN101858588B (en) | 2013-10-23 |
Family
ID=42944646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010159663 Expired - Fee Related CN101858588B (en) | 2010-04-23 | 2010-04-23 | Sealing device for lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101858588B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818025A (en) * | 2011-06-08 | 2012-12-12 | 海洋王照明科技股份有限公司 | Sealing structure for rotary shaft and lamp |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2275524A (en) * | 1993-02-24 | 1994-08-31 | Philips Electronics Nv | Luminaire mounting member |
| US20040017684A1 (en) * | 2002-07-23 | 2004-01-29 | Kuo-Hao Huang | Waterproof Christmas light bulb |
| CN2859106Y (en) * | 2005-12-28 | 2007-01-17 | 咸阳海龙复合材料有限责任公司 | Combined wedge-shaped seal ring |
| CN201065934Y (en) * | 2007-07-12 | 2008-05-28 | 广州机械科学研究院 | Drum-shape sealing ring |
| CN201069142Y (en) * | 2007-06-19 | 2008-06-04 | 张景祥 | Improved water-proof lamp sealing structure |
| CN201078657Y (en) * | 2006-10-25 | 2008-06-25 | 丹阳市宇奇车辆配件有限公司 | Locomotive signal lamp and sealing device of assistant lighting lamp |
| CN201436426U (en) * | 2009-06-30 | 2010-04-07 | 广州机械科学研究院 | Rockwell sealing ring |
-
2010
- 2010-04-23 CN CN 201010159663 patent/CN101858588B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2275524A (en) * | 1993-02-24 | 1994-08-31 | Philips Electronics Nv | Luminaire mounting member |
| US20040017684A1 (en) * | 2002-07-23 | 2004-01-29 | Kuo-Hao Huang | Waterproof Christmas light bulb |
| CN2859106Y (en) * | 2005-12-28 | 2007-01-17 | 咸阳海龙复合材料有限责任公司 | Combined wedge-shaped seal ring |
| CN201078657Y (en) * | 2006-10-25 | 2008-06-25 | 丹阳市宇奇车辆配件有限公司 | Locomotive signal lamp and sealing device of assistant lighting lamp |
| CN201069142Y (en) * | 2007-06-19 | 2008-06-04 | 张景祥 | Improved water-proof lamp sealing structure |
| CN201065934Y (en) * | 2007-07-12 | 2008-05-28 | 广州机械科学研究院 | Drum-shape sealing ring |
| CN201436426U (en) * | 2009-06-30 | 2010-04-07 | 广州机械科学研究院 | Rockwell sealing ring |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818025A (en) * | 2011-06-08 | 2012-12-12 | 海洋王照明科技股份有限公司 | Sealing structure for rotary shaft and lamp |
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| Publication number | Publication date |
|---|---|
| CN101858588B (en) | 2013-10-23 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20131023 Termination date: 20190423 |