CN203478013U - COB-LED spotlight - Google Patents
COB-LED spotlight Download PDFInfo
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- CN203478013U CN203478013U CN201320532276.5U CN201320532276U CN203478013U CN 203478013 U CN203478013 U CN 203478013U CN 201320532276 U CN201320532276 U CN 201320532276U CN 203478013 U CN203478013 U CN 203478013U
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- light
- collar
- cob
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- lens
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Abstract
The utility model relates to the technical field of LED spotlights, in particular to a COB-LED spotlight comprising a holder, a power source disposed in the holder, and a radiator connected with the holder. The COB-LED spotlight further comprises a changeable lens structure, a changeable light source structure, and a retainer ring. The retainer ring clamps the upper portion of the radiator. The lens structure is clamped inside the retainer ring. The COB-LED spotlight has the advantages that assemblability is modified, assembly is simpler and more convenient, and the lens structure, the radiator and the retainer ring can be clamped together just with one small plastic retainer ring; in addition, the changeable light source structure fits different lens structure, application is more diversified, users can change with the lens structure and light source structure meeting their favorites according to their needs; the single large lens with light-emitting face diameter 42mm can be used, effective availability of light is improved, and light spots are evener.
Description
Technical field
The utility model relates to the technical field of LED shot-light, more specifically, relates to a kind of COB-LED shot-light.
Background technology
COB is Cache on Board(COB) in illumination, COB-LED shot-light is exactly the shot-light as light emitting source with COB-LED light source.Tradition spotlight light source adopts Halogen lamp LED and high-power LED more, and Halogen lamp LED luminous efficiency is lower, relatively power consumption, illuminated environment temperature are risen, service life is short; And the local light efficiency of high-power LED is excessively strong, hot spot is inhomogeneous, has dark place.LED is far superior to traditional lighting product in the aspect of principle of luminosity, energy-saving and environmental protection.And the luminous one-way of LED has formed the perfection support to shot-light luminous intensity distribution.
Existing product general car part thread that adopts in assembling mode screws and screw fastening structure; Can only join a kind of light source COB or high-power anti-lumen, and lens one to one.Therefore, assemble more complicated do not have novelty and processing, process costs is high.Use singlely, can not change light source, change lens.And light-emitting area is little, easily shuts out the light, reduce effective luminous flux.
Summary of the invention
The utility model is intended to solve the problems of the technologies described above at least to a certain extent.
The purpose of this utility model is to provide a kind of COB-LED shot-light, and it assembles simple and convenient, can change light source and mate different lens, has improved the effective rate of utilization of light, and hot spot is more even.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of COB-LED shot-light, comprise lamp holder, be located at the power supply in lamp holder, the radiator being connected with lamp holder, wherein, also comprise removable lens arrangement, removable light-source structure, collar, collar is connected in radiator top, and lens arrangement is connected in the inside of collar.Described lens arrangement is the lens of light-emitting area diameter 42mm.
In the utility model, improved assembling, simple and convenient more while making to assemble, as long as with a little plastic cement collar, can make lens arrangement, radiator, collar three be connected together; In addition, can change light-source structure and mate different lens arrangements, increase the diversity of using, make user to change lens arrangement and the light-source structure that meets oneself according to the needs of oneself; Further, can use single the large lens of light-emitting area diameter 42mm, improve the effective rate of utilization of light, hot spot is more even.
Further, described radiator top is provided with rake, and rake is provided with button bit groove; Described collar is provided with collar body, and collar body is provided with the collar rake matching with rake gradient, and collar rake is provided with collar buckle, collar buckle and the clamping of button bit groove.Described collar is annular, and collar is provided with the laterally extending portion of collar along inside circumference, and described lens arrangement top is provided with lens buckle, and lens buckle is connected in the laterally extending portion of collar.
In this programme, this lamp lens arrangement and Lamp cup radiator only carry out assembling and positioning by a little plastic cement collar, do not need thread to screw or fastened by screw etc. is multiple loaded down with trivial details frame mode, at fit on, greatly simplified product, and reduced manufacturing cost, plastic cement collar is by having designed a back-off inclined-plane, utilize the elasticity of plastic cement, plastic cement collar is squeezed in the rake on radiator top, then makes collar buckle and the clamping of button bit groove, make radiator and plastic card circle form an interference fit.And lens buckle is connected in the laterally extending portion of collar, lens arrangement and collar are fixed together, very facilitate easy operating.
Further, described radiator top, collar top, lens arrangement top three are in the same plane, and such assembly structure makes the globality of shot-light stronger.
Further, between described radiator and power supply, be provided with PET insulating trip.Be provided with the current direction radiator that PET insulating trip has prevented power supply, make whole structure more reliable and secure.
Further, described lens arrangement and light-source structure are by heat-conducting double-sided glue bond, and light-source structure and radiator are by heat-conducting double-sided glue bond.The face that lens arrangement contacts with COB light source, adopt bond plies, make lens arrangement and integral body of COB light source phase Adhesion formation, the contact-making surface of COB light source and radiator adopts heat-conducting double-sided glue bond fastening too, can reduce simultaneously face and thermal contact resistance, greatly improve the radiating effect of whole lamp.
Described radiator is screwed and is connected with lamp holder.The assembling of heat radiation bottom and plastic cement lamp holder is to adopt 3 self-tapping screws fastening, the screens of three location plastic cement lamp holder screw columns has been designed in radiator bottom surface, when assembling screws, three screw columns of lamp holder is snapped in locating hole, lamp holder just can not rotate, and has facilitated and has screwed.
The outer surface of described radiator is provided with a plurality of fin.Preferably, fin quantity is 30.It is ADC12 die casting aluminium that this product radiator adopts, this kind of material coefficient of heat transfer 96W/m.k, and radiator appearance has 30 sheet heat radiator sheets to form, good heat dissipation effect.Described lens arrangement is the lens of light-emitting area diameter 42mm.Lens adopt single the lens of light-emitting area diameter 42mm, lens optical grade PMMA, and light transmittance reaches more than 93%.Light source adopts single COB light source, and light source is that the luminous fit lens of face is used, and whole light spot can reach very perfectly effect, and lens can coordinate various different lighting angles to use.
Compared with prior art, beneficial effect is: the utility model has improved assembling, and as long as simple and convenient more while making to assemble, with a little plastic cement collar, can make lens arrangement, radiator, collar three be connected together; In addition, can change light-source structure and mate different lens arrangements, increase the diversity of using, make user to change lens arrangement and the light-source structure that meets oneself according to the needs of oneself; Further, can use single the large lens of light-emitting area diameter 42mm, improve the effective rate of utilization of light, hot spot is more even.
Accompanying drawing explanation
Fig. 1 is the perspective view of embodiment 1.
Fig. 2 is the blast structural representation of embodiment 1.
Fig. 3 is the cross-sectional view of embodiment 1.
Fig. 4 is the structure for amplifying schematic diagram of embodiment 1.
Fig. 5 is the blast structural representation of embodiment 2.
Fig. 6 is the cross-sectional view of embodiment 2.
Fig. 7 is the blast structural representation of embodiment 3.
Fig. 8 is the cross-sectional view of embodiment 3.
The specific embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; For better explanation the present embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known configurations and explanation thereof may to omit be understandable.In accompanying drawing, describe position relationship only for exemplary illustration, can not be interpreted as the restriction to this patent.
As Figure 1-4, a kind of COB-LED shot-light, comprise lamp holder 1, be located at the power supply 2 in lamp holder 1, the radiator 4 being connected with lamp holder 1, wherein, also comprise removable lens arrangement 8, removable light-source structure 7, collar 9, collar 9 is connected in radiator 4 tops, and lens arrangement 8 is connected in the inside of collar 9.In the present embodiment, improved assembling, simple and convenient more while making to assemble, as long as with a little plastic cement collar 9, can make lens arrangement 8, radiator 4, collar 9 threes be connected together; In addition, can change the different lens arrangement 8 of light-source structure 7 coupling, increase the diversity of using, make user to change lens arrangement and the light-source structure that meets oneself according to the needs of oneself; Further, can use single the large lens of light-emitting area diameter 42mm, improve the effective rate of utilization of light, hot spot is more even.Lamp holder 1 is GU10 lamp holder.
In Fig. 3,4, radiator 4 tops are provided with rake 41, and rake 41 is provided with button bit groove 42; Collar 9 is provided with collar body 91, and collar body 91 is provided with the collar rake 92 matching with rake 41 gradients, and collar rake 92 is provided with collar buckle 93, collar buckle 93 and 42 clampings of button bit groove.Collar 9 is annular, and collar 9 is provided with the laterally extending portion 94 of collar along inside circumference, and lens arrangement 8 tops are provided with lens buckle 81, and lens buckle 81 is connected in the laterally extending portion 94 of collar.
In the present embodiment, this lamp lens arrangement 8 carrys out assembling and positioning with 4, Lamp cup radiator by a little plastic cement collar 9, do not need thread to screw or fastened by screw etc. is multiple loaded down with trivial details frame mode, at fit on, greatly simplified product, with reduced manufacturing cost, plastic cement collar 9 is by having designed a back-off inclined-plane, utilize the elasticity of plastic cement, the collar rake 92 of plastic cement collar 9 is squeezed in the rake 41 on radiator 4 tops, then make collar buckle 93 and 42 clampings of button bit groove, make radiator 4 and plastic cement collar 9 form an interference fit.And lens buckle 81 is connected in the laterally extending portion 94 of collar, lens arrangement and collar are fixed together, very facilitate easy operating.8 top threes are in the same plane for radiator 4 tops, collar 9 tops, lens arrangement, and such assembly structure makes the globality of shot-light stronger.
In Fig. 3, between radiator 4 and power supply 2, be provided with PET insulating trip 3.Be provided with the current direction radiator 4 that PET insulating trip 3 has prevented power supply 2, make whole structure more reliable and secure.Lens arrangement 8 bonds by bond plies 6 with light-source structure 7, and light-source structure 7 bonds by bond plies 6 with radiator 4.The face that lens arrangement 8 contacts with COB light source, adopt bond plies 6, make lens arrangement and integral body of COB light source phase Adhesion formation, the contact-making surface of COB light source and radiator adopts heat-conducting double-sided glue bond fastening too, can reduce simultaneously face and thermal contact resistance, greatly improve the radiating effect of whole lamp.
In Fig. 2,3, radiator 4 is fixedly connected with by screw 5 with lamp holder 1.The assembling of heat radiation bottom and plastic cement lamp holder is to adopt 3 self-tapping screws fastening, the screens of three location plastic cement lamp holder screw columns has been designed in radiator bottom surface, when assembling screws, three screw columns of lamp holder is snapped in locating hole, lamp holder just can not rotate, and has facilitated and has screwed.The outer surface of radiator 4 is provided with a plurality of fin.Preferably, fin quantity is 30.It is ADC12 die casting aluminium that this product radiator adopts, this kind of material coefficient of heat transfer 96W/m.k, and radiator appearance has 30 sheet heat radiator sheets to form, good heat dissipation effect.Lens arrangement 8 is the lens of light-emitting area diameter 42mm.Lens adopt single the lens of light-emitting area diameter 42mm, lens optical grade PMMA, and light transmittance reaches more than 93%.Light source adopts single COB light source, and light source is that the luminous fit lens of face is used, and whole light spot can reach very perfectly effect, and lens can coordinate various different lighting angles to use.
In the present embodiment, COB is for good centered, this product design a hexagon sinking locating surface consistent with light source profile, this design has well changed certainly, the orientation problem of light source, has simplified the assembling of product, has promoted the quality of product.Power supply 2 adopts potting glue, changes the heating problem of the power supply 2 of having determined, and improves the service life of power supply.The overall dimensions of light fixture and traditional MR16 are in full accord, can directly substitute and install.
As shown in Figure 5,6, in the present embodiment, light-source structure 7 comprises aluminium base 71 and anti-lumen lamp pearl 72, and lens arrangement 8 is disjunctor lens, all the other structures of the present embodiment and operation principle and embodiment 1 are identical, just changed light-source structure 7 and lens arrangement 8, user can change lens arrangement and the light-source structure that meets oneself according to the needs of oneself, simple and convenient.
As shown in Figure 7,8, in the present embodiment, light-source structure 7 is 2535 paster light sources, lens are the lens arrangements 8 in embodiment 1, all the other structures of the present embodiment and operation principle and embodiment 1 are identical, just changed light-source structure 7, user can change lens arrangement and the light-source structure that meets oneself according to the needs of oneself, simple and convenient.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.All any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.
Claims (10)
1. a COB-LED shot-light, comprise lamp holder (1), be located at the power supply (2) in lamp holder (1), the radiator (4) being connected with lamp holder (1), it is characterized in that, also comprise removable lens arrangement (8), removable light-source structure (7), collar (9), collar (9) is connected in radiator (4) top, and lens arrangement (8) is connected in the inside of collar (9).
2. a kind of COB-LED shot-light according to claim 1, is characterized in that, described radiator (4) top is provided with rake (41), and rake (41) is provided with button bit groove (42); Described collar (9) is provided with collar body (91), collar body (91) is provided with the collar rake (92) matching with rake (41) gradient, collar rake (92) is provided with collar buckle (93), collar buckle (93) and button bit groove (42) clamping.
3. a kind of COB-LED shot-light according to claim 2, it is characterized in that, described collar (9) is annular, collar (9) is provided with the laterally extending portion of collar (94) along inside circumference, described lens arrangement (8) top is provided with lens buckle (81), and lens buckle (81) is connected in the laterally extending portion of collar (94).
4. a kind of COB-LED shot-light according to claim 3, is characterized in that, described radiator (4) top, collar (9) top, lens arrangement (8) top three are in the same plane.
5. according to the arbitrary described a kind of COB-LED shot-light of claim 1 to 4, it is characterized in that, between described radiator (4) and power supply (2), be provided with PET insulating trip (3).
6. according to the arbitrary described a kind of COB-LED shot-light of claim 1 to 4, it is characterized in that, described lens arrangement (8) is with light-source structure (7) by bond plies (6) bonding, and light-source structure (7) passes through bond plies (6) bonding with radiator (4).
7. according to the arbitrary described a kind of COB-LED shot-light of claim 1 to 4, it is characterized in that, described radiator (4) is fixedly connected with by screw (5) with lamp holder (1).
8. according to the arbitrary described a kind of COB-LED shot-light of claim 1 to 4, it is characterized in that, the outer surface of described radiator (4) is provided with a plurality of fin.
9. a kind of COB-LED shot-light according to claim 8, is characterized in that, described fin quantity is 30.
10. a kind of COB-LED shot-light according to claim 1, is characterized in that, described lens arrangement (8) is the lens of light-emitting area diameter 42mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320532276.5U CN203478013U (en) | 2013-08-29 | 2013-08-29 | COB-LED spotlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320532276.5U CN203478013U (en) | 2013-08-29 | 2013-08-29 | COB-LED spotlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203478013U true CN203478013U (en) | 2014-03-12 |
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ID=50226339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320532276.5U Expired - Lifetime CN203478013U (en) | 2013-08-29 | 2013-08-29 | COB-LED spotlight |
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| Country | Link |
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| CN (1) | CN203478013U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015987A (en) * | 2016-07-19 | 2016-10-12 | 上海顿格电子贸易有限公司 | LED bulb |
| CN106838735A (en) * | 2017-01-10 | 2017-06-13 | 江苏宜美照明科技股份有限公司 | A kind of LED spotlight |
-
2013
- 2013-08-29 CN CN201320532276.5U patent/CN203478013U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015987A (en) * | 2016-07-19 | 2016-10-12 | 上海顿格电子贸易有限公司 | LED bulb |
| CN106838735A (en) * | 2017-01-10 | 2017-06-13 | 江苏宜美照明科技股份有限公司 | A kind of LED spotlight |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
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| CX01 | Expiry of patent term |