CN201606712U - Anti-glare light emitting diode (LED) lighting device - Google Patents
Anti-glare light emitting diode (LED) lighting device Download PDFInfo
- Publication number
- CN201606712U CN201606712U CN2010201050448U CN201020105044U CN201606712U CN 201606712 U CN201606712 U CN 201606712U CN 2010201050448 U CN2010201050448 U CN 2010201050448U CN 201020105044 U CN201020105044 U CN 201020105044U CN 201606712 U CN201606712 U CN 201606712U
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- Prior art keywords
- led
- lighting device
- heat dissipation
- dissipation base
- groove structure
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- 230000017525 heat dissipation Effects 0.000 claims description 23
- 230000004313 glare Effects 0.000 claims description 14
- 230000002265 prevention Effects 0.000 claims description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 229910052736 halogen Inorganic materials 0.000 description 7
- 150000002367 halogens Chemical class 0.000 description 7
- 238000005286 illumination Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005094 computer simulation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
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Abstract
The embodiment of the utility model provides an anti-glare light emitting diode (LED) lighting device. The lighting device comprises a heat radiation base, a plurality of LEDs, and a plurality of reflective cups, wherein, a groove structure extending along the length direction of the heat radiation base is formed on the side surface of the heat radiation base; a mounting arm is arranged on the side surface of the heat radiation base; the lower surface of the groove structure serves as the upper surface of the mounting arm; the LEDs are arranged on the upper surface of the mounting arm of the heat radiation base and clung to the mounting arm; and the reflective cups are mounted on the upper side of the groove structure and above all the LEDs respectively. The embodiment of the utility model has the advantage that light sources of the LEDs are reflected by the reflective cups and are then uniformly irradiated, thereby avoiding the dazzling light. Therefore, optimum lighting effect is achieved.
Description
Technical field
The utility model relates to lighting field, particularly a kind of glare prevention LED lighting device.
Background technology
The speciality of jewelry itself has high requirement to light source, how to utilize appropriate light source to show that the value of jewelry becomes the problem that jewelleres are concerned about day by day.For reaching the optimum efficiency of jewellery exhibition, when selecting the light source of jewelry illumination, need consider heat radiation, photochromic, service life, factor such as energy-conservation, if light is too dazzling dazzling, can influence the atmosphere of transaction on the contrary.Therefore, rationally, scientifically arrange houselights, not only can save cost, can also improve the Transaction Success rate indirectly, reach the effect of getting twice the result with half the effort.
Tradition jewelry lighting source is mainly the projection Halogen lamp LED.The projection Halogen lamp LED is small and exquisite flexibly, easy to be controlled, and can present the glitter of jewelry well.But big, the poor radiation of the thermal exposure of projection Halogen lamp LED, projection not only influences commercial quality for a long time, and high temperature heat source also can increase environment temperature simultaneously.In addition, the light source of projection Halogen lamp LED can't be fully utilized, though the projection Halogen lamp LED has the 360 degree characteristics of luminescences, after adding a cover lampshade, only has the light source about 10% to be utilized.Simultaneously, power consumption weak point in big, service life also is its shortcoming.Thereby LED light on, replace Halogen lamp LED.
The LED light source that feels cold, thermal exposure is little, and thermal diffusivity is good, can not influence environment temperature.Simultaneously, the light source of LED can be fully utilized, and power consumption is low, reaches more than 30,000 hour service life, is 10 times of projection Halogen lamp LED, and LED is applied to jewelry illumination or exhibit illumination gradually.But still there is the too dazzling problem of light source in existing LED illumination, have very dazzling sensation as if direct view led, so illumination must improve to one-tenth such as present jewelry row product LED.
The utility model content
The utility model embodiment provides a kind of glare prevention LED lighting device, and described device comprises:
Heat dissipation base, the side of described heat dissipation base has a groove structure, described groove structure extends along the heat dissipation base length direction, the side of described heat dissipation base comprises a hold-down arm, described hold-down arm top be described groove structure below; A plurality of LED, be arranged at described heat dissipation base hold-down arm above, be close to described hold-down arm; A plurality of reflectors, be installed in described groove structure above, and be arranged at each light emitting diode top.
Top and the between perpendiculars angle of lamp socket cross section of described hold-down arm is not more than 90 degree.The whole curved surface of described reflector is made up of a plurality of little curved surfaces.Described lighting device also comprises: constant-current supply is connected in described these LED by described heat dissipation base.Described heat dissipation base is an aluminum design.
The LED lighting device that the utility model embodiment provides adopts constant current control, can stably control LED brightness and power consumption.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a glare prevention LED lighting device schematic diagram among the utility model embodiment;
Fig. 2 is the sectional view of glare prevention LED lighting device among the utility model embodiment;
Fig. 3 is a glare prevention LED lighting device schematic diagram among the utility model embodiment;
Fig. 4 is the distribution of light schematic diagram of glare prevention LED lighting device among the utility model embodiment;
Fig. 5 is the enlarged drawing of A part among Fig. 4;
Fig. 6 is the distribution of light Computer Simulation schematic diagram of glare prevention LED lighting device among the utility model embodiment.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Please join simultaneously according to Fig. 1 and Fig. 2, the utility model embodiment provides a kind of glare prevention LED lighting device 100, described glare prevention LED lighting device comprises: heat dissipation base 101, the side of described heat dissipation base 101 has a groove structure, described groove structure extends along the heat dissipation base length direction, the side of described heat dissipation base comprises a hold-down arm 1011, described hold-down arm 1011 top be described groove structure below; A plurality of LED 102, be arranged at described heat dissipation base hold-down arm 1011 above, be close to described hold-down arm; A plurality of reflectors 103, be installed in described groove structure above, and be arranged at the top of each LED102.
As shown in Figure 2, the between perpendiculars angle a of top and lamp socket cross section of described hold-down arm 1011 is not more than 90 degree.Such design can ingenious hidden LED installation site, avoid dazzle.
Described reflector has the multiple degrees of freedom curved-surface structure.Multiple degrees of freedom curved surface reflector means the whole curved surface of this reflector to be made up of a plurality of little curved surfaces, and the curve at each little curved surface place all has different parametric equations.The reflector that the utility model adopts a plurality of free form surfaces to form in conjunction with catoptrical principle, is optimized led light source, makes full use of the LED lighting angle, for exhibits such as jewelry provide the best illustrated effect.
As shown in Figure 3, the utility model embodiment provides, and lighting device 100 further comprises: constant-current supply 104 is connected in LED 102 by described heat dissipation base 101.Constant-current supply 104 can stably be controlled LED brightness and power consumption, and the model of for example selecting for use Dialight Lumidrives company to produce is the constant-current supply of " 60W led driver (350mA and 700mA) " for " PowerWhite Driver ", parameter.
Described heat dissipation base 101 can be aluminum design.
The design of the utility model embodiment makes led light source after reflector reflection, but uniform irradiation, and project organization utilizes the LED lamp light emission direction characteristic opposite with heat dissipation direction, ingenious hidden LED installation site, when avoiding dazzle, also solves its heat dissipation problem.
By adopting the reflector of being made up of a plurality of free form surfaces, LED light can evenly reflect required illumination surface, and as shown in Figure 4, the LED distribution of light is even, and light angle is big, and light source can be fully utilized, and Fig. 5 is the enlarged drawing of A part among Fig. 4.In the utility model embodiment, Figure 4 shows that the situation of anti-dazzle light emitting diode illuminating apparatus downwards for shining, Fig. 2 then is the situation of shining left.
Through computer simulation analysis, Figure 6 shows that the light intensity distribution situation on plane, 750mm place, vertical range LED lamp stand position, luminous ray scatters evenly.
The problem that existing LED jewelry illuminating lamp ubiquity light source is dazzling, be difficult to look at straight, the utility model can effectively be avoided the LED dazzle, reaches best merchandise display effect, and improves the commodity transaction success rate indirectly.Show if extend to all medium and high-grade goods, believe and to have enormous and latent market.
The above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is the specific embodiment of the present utility model; and be not used in and limit protection domain of the present utility model; all within spirit of the present utility model and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. anti-dazzle light emitting diode LED lighting device is characterized in that described device comprises:
Heat dissipation base, the side of described heat dissipation base has a groove structure, described groove structure extends along the heat dissipation base length direction, the side of described heat dissipation base comprises a hold-down arm, described hold-down arm top be described groove structure below;
A plurality of LED, be arranged at described heat dissipation base hold-down arm above, be close to described hold-down arm;
A plurality of reflectors, be installed in described groove structure above, and be arranged at each LED top.
2. glare prevention LED lighting device as claimed in claim 1 is characterized in that, the top and between perpendiculars angle of lamp socket cross section of described hold-down arm is not more than 90 degree.
3. glare prevention LED lighting device as claimed in claim 1 is characterized in that, the whole curved surface of described reflector is made up of a plurality of little curved surfaces.
4. glare prevention LED lighting device as claimed in claim 1 is characterized in that, described lighting device also comprises:
Constant-current supply is connected in described these LED by described heat dissipation base.
5. glare prevention LED lighting device as claimed in claim 1 is characterized in that, described heat dissipation base is an aluminum design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201050448U CN201606712U (en) | 2010-01-26 | 2010-01-26 | Anti-glare light emitting diode (LED) lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201050448U CN201606712U (en) | 2010-01-26 | 2010-01-26 | Anti-glare light emitting diode (LED) lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201606712U true CN201606712U (en) | 2010-10-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201050448U Expired - Fee Related CN201606712U (en) | 2010-01-26 | 2010-01-26 | Anti-glare light emitting diode (LED) lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201606712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405981A (en) * | 2016-08-31 | 2017-02-15 | 上海飞乐智能技术有限公司 | Anti-glare method for street lamp camera |
-
2010
- 2010-01-26 CN CN2010201050448U patent/CN201606712U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405981A (en) * | 2016-08-31 | 2017-02-15 | 上海飞乐智能技术有限公司 | Anti-glare method for street lamp camera |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HKPC TECHNOLOGY (HOLDINGS) COMPANY LIMITED Effective date: 20110825 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110825 Address after: China Hongkong Kowloon Road, No. 78, productivity building Patentee after: Productivity Technology (Holdings) Ltd Address before: Kowloon, Hongkong, China Patentee before: Hongkong Productivity Council |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20160126 |
|
| EXPY | Termination of patent right or utility model |