CN102095151B - LED (light-emitting diode) automobile high beam light with mixed light distribution system - Google Patents
LED (light-emitting diode) automobile high beam light with mixed light distribution system Download PDFInfo
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- CN102095151B CN102095151B CN2011100223379A CN201110022337A CN102095151B CN 102095151 B CN102095151 B CN 102095151B CN 2011100223379 A CN2011100223379 A CN 2011100223379A CN 201110022337 A CN201110022337 A CN 201110022337A CN 102095151 B CN102095151 B CN 102095151B
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- 230000005855 radiation Effects 0.000 abstract 5
- 238000007598 dipping method Methods 0.000 description 5
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- 230000003287 optical effect Effects 0.000 description 4
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Abstract
The invention provides an LED (light-emitting diode) automobile high beam light with a mixed light distribution system, which comprises a convex lens, a radiator, a heat conduction pipe, a heat radiation housing, a parabolic curved surface large reflector cup, an LED mounting base plate and a plurality of LED light sources, wherein the parabolic curved surface large reflector cup is positioned in the heat radiation housing, each LED light source is respectively independently positioned in a parallel light-emitting lens, the LED mounting base plate is connected with one end of the heat conduction pipe, the heat radiation housing is connected with the heat conduction pipe, the outer surface of the heat radiation housing and the outer surface of the heat conduction pipe are connected with the radiator, the plurality of the LED light sources are positioned on the same focal plane of the convex lens, and the plurality of the LED light sources are simultaneously positioned on the focal plane of the parabolic curved surface large reflector cup. By adopting the LED automobile high beam light, the LED light reflection efficiency and the projection efficiency are improved, and the luminous flux of the automobile high beam light are further improved; simultaneously, the heat radiation efficiency of the light is increased to ensure normal junction temperature of an LED, thereby being the LED automobile high beam light with stable and high-efficient output of the luminous flux.
Description
Technical field
The present invention relates to dazzle light tool technical field, be specifically related to a kind of LED dazzle light tool that mixes light distributing system.
Background technology
Early stage LED mainly is used in the lighting environment that low-light levels such as reading, instrument indication require.Along with the LED luminous efficiency is increasingly high, brightness is increasing, and it progressively substitutes the traditional lighting light fixture and becomes more and more possible.Particularly in headlight for vehicles illumination LED rely on its life-span long, energy-conservation, light quality is good, simple in structure, response soon, advantage such as voltage is low, volume is little, the utmost point is hopeful completely to clean out other existing lighting engineering and dominate car light market exclusively.LED is ripe and obtain very good effect and economic benefit as application such as the taillight of automobile, body light, brake lamps.Present stage applies to LED the focus that has become research and development, investment in the headlight of automobile, but realizes that really the LED car headlamp has got long long way to go, and mainly is to also have some technical problems to capture,, radiating effect difference low such as the LED luminous efficiency etc.Therefore at present the optical design, fansink designs, reflector design etc. be badly in need of from automobile front make dazzle light have the output light flux of stability and high efficiency.
Summary of the invention
The objective of the invention is to overcome the weak point of above-mentioned prior art, provide to have the LED dazzle light tool that mixes light distributing system.Thereby the present invention is through the reflection of raising LED light and the luminous flux of projection efficiency raising dazzle light; Increase the radiating efficiency of car light simultaneously, to guarantee the normal junction temperature of LED, make dazzle light have the output light flux of stability and high efficiency, concrete technical scheme is following.
Has the LED dazzle light tool that mixes light distributing system; Comprise convex lens, radiator, heat pipe, heat-dissipating casing, the big reflector of parabolic surface, LED installation base plate and a plurality of led light source; The big reflector of parabolic surface is arranged in heat-dissipating casing, and each led light source all independently is arranged in a parallel luminous lens separately, and the LED installation base plate is connected with heat pipe one end; Heat-dissipating casing is connected with heat pipe; The outer surface of heat-dissipating casing outer surface and heat pipe all is connected with radiator, and said a plurality of led light sources are positioned on the same focal plane of convex lens, and said a plurality of led light sources are positioned on the focal plane of the big reflector of parabolic surface simultaneously.
The above-mentioned LED dazzle light tool with mixing light distributing system, said convex lens are fixed on the radiator through support bar.
Above-mentioned LED dazzle light tool with mixing light distributing system, said radiator comprises a plurality of annular fin, annular fin is around the outer surface that is connected heat-dissipating casing or connection heat pipe.
The above-mentioned LED dazzle light tool with mixing light distributing system, said a plurality of led light sources are evenly distributed on the same circle.
Above-mentioned LED dazzle light tool with mixing light distributing system, the reflective surface of said parallel luminous lens adopts parabolic surface, and led light source is positioned on the focus of parabolic surface.
Compared with prior art, the present invention has following advantage and technique effect: light fixture of the present invention has the mixing light distributing system, promptly adds in the projection mixing projection optics system a big reflection and has designed a plurality of little projection optics systems.The parallel luminous lens technology of own LED parabolic surface has been adopted in invention; LED is placed on the focus of each parallel luminous lens parabola reflective surface, make LED light, throw to convex lens from the back focal plane of convex lens through behind reflective surface and the parallel luminous lens; And spuious light can be through the big reflector reflection of parabolic surface; Invest convex lens, guaranteed the light emission rate of light fixture, thereby improve the reflection of LED light and the luminous flux that projection efficiency improves dazzle light; The design of radiator structure simultaneously increases the radiating efficiency of car light, to guarantee the normal junction temperature of LED, has the output light flux of stability and high efficiency.Collimated light beam through lens projects can be with very high brightness projection at a distance.
Description of drawings
Fig. 1 is the front view of the high beam in the embodiment of the present invention.
Fig. 2 is the A-A cutaway view of high beam shown in Figure 1.
Fig. 3 is the B-B cutaway view of high beam shown in Figure 1.
Fig. 4 is the sketch map of arranging of led light source.
Fig. 5 is the structural representation of parallel luminous lens and led light source wherein.
The specific embodiment
Below in conjunction with accompanying drawing enforcement of the present invention is described further, but enforcement of the present invention and protection domain are not limited thereto.
In Fig. 1 ~ Fig. 5, the 1st, the convex lens of light fixture, the 2nd, the support bar of convex lens 1; The 3rd, radiator (a plurality of annular fin), the 4th, heat pipe, the 5th, heat-dissipating casing; The 6th, the big reflector of the parabolic surface of light fixture; The 7th, the zonary structure that a plurality of led light sources 12 constitute has a LEDs light source in each parabolic surface, and angle α is the inclination angle of the reflective surface 13 of parallel luminous lens 10 to the light fixture outside; Can adjust light fixture and go out optical width through regulating this angle; 8 and 9 have demonstrated the light that sends in the led light source group back focal plane from convex lens after the reflective surface reflection of parallel luminous lens 10 reflects with lens throws to convex lens, becomes the process of collimated light beam, and the 11st, the LED installation base plate.
Like Fig. 1 and Fig. 2; Has the LED dazzle light tool that mixes light distributing system; Comprise the big reflector of convex lens 1, radiator 3, heat pipe 4, heat-dissipating casing 5, parabolic surface 6, LED installation base plate 11 and a plurality of led light source 12; The big reflector 6 of parabolic surface is arranged in heat-dissipating casing 5, and each led light source all independently is arranged in a parallel luminous lens 10 separately, and LED installation base plate 11 is connected with heat pipe 4 one ends; Heat-dissipating casing 5 is connected with heat pipe 4; The outer surface of heat-dissipating casing 5 outer surfaces and heat pipe 4 all is connected with radiator 3, and said a plurality of led light sources are positioned on the same focal plane of convex lens 1, and said a plurality of led light sources are positioned on the focal plane of the big reflector 6 of parabolic surface simultaneously; Convex lens 1 are fixed on the radiator through support bar 2.
Comprise a plurality of annular fin like the said radiator 3 of Fig. 3, annular fin is around the outer surface that is connected heat-dissipating casing 5 or connection heat pipe.Like Fig. 4, said a plurality of led light sources are evenly distributed on the same circle, form zonary structure 7.The reflective surface 13 of parallel luminous lens 10 adopts parabolic surface, and led light source is positioned on the focus of parabolic surface.
Embodiment: have the LED dazzle light tool that mixes light distributing system; By 9 high-power LED light sources 12; To the parallel luminous lens 10 of each LEDs, to the big reflector 6 of parabolic surface of whole distance light light fixture optical system, convex lens 1; Circular heatsink, heat-dissipating casing 5 is formed with heat pipe 4; Wherein, each a parallel luminous lens 10 and a LEDs 12 are formed a little light sources, and the reflective surface 13 of parallel luminous lens 10 adopts parabolic surface, and led light source 12 is on the focus of parabolic surface.Every LEDs bright dipping is directly bright dipping irradiation in 30 ° of Φ, and during greater than 30 ° of angles of Φ, the luminous lens through reflective surface 13 reflections and parallel luminous lens 10 reflects with the mode bright dipping near directional light.All parallel luminous lens 10 are arranged in an endless belt and are placed on the back focal plane of convex lens 1, forwards shine with collimated light beam after directional light planoconvex lens 1 refraction of parallel luminous lens 10 refractions with assurance.Each small light source group is certain angle alpha of tilt outside light fixture, can adjust light fixture and goes out optical width through regulating this angle.The focal plane of the big reflector 6 of parabolic surface overlaps with convex lens 1 back focal plane; Except optically playing further spurious rays is reflexed to the effect of light-distribution lens; On calorifics, also played the effect of heat conduction; Mechanically both practiced thrift the light fixture space, and can make light fixture elegant in appearance again.This reflection adds the mixing light-configuration mode of projection, has greatly improved LED light utilization rate, can obtain the high beam of high light flux.LED installation base plate 11 bottoms are cylindrical heat pipes 4; Around the heat pipe is circular heatsink; Adopt temperature difference radiating mode to control the LED junction temperature, the thermal environment that the balance lamp body is inner makes LED keep good working order; Stable and output light flux efficiently, lamp life has obtained prolongation.
9 small light source groups form an endless belt and place on the back focal plane of luminous intensity distribution convex lens, throw to convex lens through the directional light of the parallel luminous lens refraction back focal plane from convex lens guaranteeing, obtain parallel outgoing beam.And each small light source group is certain angle alpha of tilt outside light fixture all, and the size at α angle is confirmed according to the irradiating angle of high beam.Heat pipe contacts with the LED installation base plate with fin, makes LED be in normal junction temperature all the time through temperature difference radiating mode, guarantees the light output of its stability and high efficiency.
Adopt 3W or 4W led light source to form luminescence zonal texture, each light sources adopts parabolic surface, and led light source is installed on the focus of parabolic surface, guarantees that the LED bright dipping is a parallel mode.Parameter and inclined angle alpha through regulating oval calotte can be adjusted light fixture bright dipping distance and width.The LED luminous efficiency of selecting for use is greater than 100lm/W, and the LED general power of light fixture is between 27W ~ 36W, and its total light emission rate is greater than 2500 lumens, and the light fixture light extraction efficiency is greater than 65%.
Claims (3)
1. has the LED dazzle light tool that mixes light distributing system; It is characterized in that comprising convex lens, radiator, heat pipe, heat-dissipating casing, the big reflector of parabolic surface, LED installation base plate and a plurality of led light source; The big reflector of parabolic surface is arranged in heat-dissipating casing, and each led light source all independently is arranged in a parallel luminous lens separately, and the LED installation base plate is connected with heat pipe one end; Heat-dissipating casing is connected with heat pipe; The outer surface of heat-dissipating casing outer surface and heat pipe all is connected with radiator, and said a plurality of led light sources are positioned on the same focal plane of convex lens, and said a plurality of led light sources are positioned on the focal plane of the big reflector of parabolic surface simultaneously; Said a plurality of led light source is evenly distributed on the same circle; The reflective surface of said parallel luminous lens adopts parabolic surface, and led light source is positioned on the focus of parabolic surface.
2. the LED dazzle light tool with mixing light distributing system according to claim 1 is characterized in that said convex lens are fixed on the radiator through support bar.
3. the LED dazzle light tool with mixing light distributing system according to claim 1 is characterized in that said radiator comprises a plurality of annular fin, and annular fin is around the outer surface that is connected heat-dissipating casing or connection heat pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100223379A CN102095151B (en) | 2011-01-20 | 2011-01-20 | LED (light-emitting diode) automobile high beam light with mixed light distribution system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100223379A CN102095151B (en) | 2011-01-20 | 2011-01-20 | LED (light-emitting diode) automobile high beam light with mixed light distribution system |
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| CN102095151A CN102095151A (en) | 2011-06-15 |
| CN102095151B true CN102095151B (en) | 2012-08-08 |
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| CN2011100223379A Expired - Fee Related CN102095151B (en) | 2011-01-20 | 2011-01-20 | LED (light-emitting diode) automobile high beam light with mixed light distribution system |
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Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102367939B (en) * | 2011-12-07 | 2013-10-30 | 江苏洪昌科技股份有限公司 | Reflection type automobile LED (light emitting diode) head lamp passing beam optical system |
| CN102494291A (en) * | 2011-12-10 | 2012-06-13 | 常州永旭车辆配件厂 | LED (light-emitting diode) automobile lamp |
| CN104421807A (en) * | 2013-08-22 | 2015-03-18 | 江苏卡威汽车工业集团有限公司 | Automotive light-emitting diode (LED) headlamp |
| CN104075213B (en) * | 2014-06-24 | 2016-10-05 | 华南理工大学 | A kind of optical texture of automobile LED high beam |
| CN104456225A (en) * | 2014-12-13 | 2015-03-25 | 郑霭兰 | Light-gatherable LED lamp |
| CN105782903A (en) * | 2014-12-26 | 2016-07-20 | 杭州上达光电科技有限公司 | LED optical system |
| JP2016162725A (en) * | 2015-03-05 | 2016-09-05 | 株式会社東芝 | Luminaire |
| CN105157571A (en) * | 2015-09-22 | 2015-12-16 | 华南理工大学 | Visual active marking point for rigid body plane motion pose measurement |
| CN105402667A (en) * | 2015-10-28 | 2016-03-16 | 重庆雷嘉光电科技有限公司 | LED light source double-beam lens illuminating system |
| CN105485598B (en) * | 2015-11-05 | 2019-06-07 | 格瑞电子（厦门）有限公司 | The headlamp of LED a kind of and the method for forming LED headlamp hot spot |
| CN105588056A (en) * | 2016-01-28 | 2016-05-18 | 太仓市高泰机械有限公司 | Car lamp heat radiator |
| CN105757468A (en) * | 2016-03-04 | 2016-07-13 | 深圳市捷能星光电科技有限公司 | Large-power LED (Light Emitting Diode) lamp with diversified light distribution structure |
| CN106195863A (en) * | 2016-08-31 | 2016-12-07 | 河南益丰源科技有限公司 | New automobile great power LED optical fiber high beam |
| CN106641968A (en) * | 2017-02-27 | 2017-05-10 | 四川绿捷科技有限公司 | Vehicle LED lamp group mixed color temperature lighting device |
| CN107543046A (en) * | 2017-08-04 | 2018-01-05 | 广州市焦汇光电科技有限公司 | Reflector colour mixture condenser system |
| CN107477481A (en) * | 2017-08-25 | 2017-12-15 | 安徽卡澜特车灯科技有限公司 | A kind of LED car lamp light source assembly |
| CN108644733A (en) * | 2018-06-04 | 2018-10-12 | 华域视觉科技(上海)有限公司 | LED distance light modules |
| CN108800047A (en) * | 2018-08-21 | 2018-11-13 | 深圳市途向科技有限公司 | A kind of automobile LED high beam |
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Inventor after: Wang Hong Inventor after: Wu Heng Inventor after: Wang Lijun Inventor after: Cai Zhenzhun Inventor before: Wang Hong Inventor before: Guo Zhiyou Inventor before: Wu Heng Inventor before: Wang Lijun Inventor before: Cai Zhenzhun |
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Free format text: CORRECT: INVENTOR; FROM: WANG HONG GUO ZHIYOU WU HENG WANG LIJUN CAI ZHENZHUN TO: WANG HONG WU HENG WANG LIJUN CAI ZHENZHUN |
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Granted publication date: 20120808 |