CN201680264U - Automobile LED headlamp - Google Patents
Automobile LED headlamp Download PDFInfo
- Publication number
- CN201680264U CN201680264U CN2010201644253U CN201020164425U CN201680264U CN 201680264 U CN201680264 U CN 201680264U CN 2010201644253 U CN2010201644253 U CN 2010201644253U CN 201020164425 U CN201020164425 U CN 201020164425U CN 201680264 U CN201680264 U CN 201680264U
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Abstract
The utility model provides an automobile LED headlamp, comprising a back cover, a lamp slice, a passing-light lamp board and a distance-light lamp board, wherein the passing-light lamp board and the distance-light lamp board are installed in the back cover and are installed in a lamp cover (the back cover) up and down or left and right. The passing-light lamp board is formed by installing at least two light-emitting units on a lamp holder, wherein the light-emitting units have at least two passing-light light-emitting units. The distance-light lamp board is also formed by installing at least two light-emitting units on a lamp holder, wherein at least one light-emitting unit is a distance-light light-emitting unit. The passing-light light-emitting units and the distance-light light-emitting unit are all composed of lens type lamp cups, LED lamp beads and circuit boards. The headlamp reasonably designs a secondary optical system, namely the lamp cup structures and the installation positions of the lamp beads in the lamp cups, so that the emergent light brightness and molding flare of the automobile LED headlamp reach idea requirements. The automobile LED headlamp eliminates safety concerns, reduces power, increases illumination, does not emit heat and has long using life.
Description
Technical field
The utility model belongs to the led light source technology, is specifically related to a kind of automobile LED headlamp.
Background technology
LED (light emitting diode) be described as the 4th generation light source, it has the advantage that the life-span is long, light efficiency is high, radiationless.The theoretical life-span of LED surpasses 100,000 hours, and luminous efficiency is up to 90%, and the energy consumption of same light flux only is 8% of an incandescent lamp, and Halogen lamp LED 30% has the advantage of significant green, low-carbon (LC).Worldwide LED is used widely in lighting field.
It is light source that present car headlamp (front combination lamp) mainly adopts Halogen lamp LED, by the reflector reflection way light is reflected in vehicle front.Because the light efficiency of halogen light source is low than LED, caloric value is big, the life-span is short, and adopt the utilization rate of reflector reflection way light low, so existing car headlamp ubiquity energy consumption height, illumination is weak, caloric value is big, the life-span is short (as filament easily blow, easily fragmentation) problem, have certain potential safety hazard.
Because the extensive use of LED and the remarkable advantage that is had thereof, many people attempt to adopt LED as the car headlamp light source, but it is because unreasonable to the structural design of LED luminescence unit, have that the luminescence unit light utilization efficiency is not high, heat radiation is bad, light decay is serious, can't form problems such as desirable distance light hot spot and dipped beam spot, the requirement that does not reach relative national standards.Fail to be extensive use of.
Summary of the invention
The purpose of the utility model technology is at the prior art above shortcomings, propose a kind of new automobile LED headlamp,, and make the moulding hot spot reach desirable requirement with the brightness of raising emergent light, meet relative national standards, solve the problem that traditional headlamp exists well.
The technical solution of the utility model is as follows:
In order to achieve the above object, the utility model has at first carried out particular design to the structure of luminescence unit, can form dipped beam luminescence unit and distance light luminescence unit.
Luminescence unit is made up of lens type Lamp cup, LED lamp pearl and circuit board.Wherein circuit board is that all or part luminescence unit is shared.Lamp cup preferably adopts the PMMA optical material injection mo(u)lding of light transmittance more than 92.8%, because the refractive index of PMMA can make the incident light that satisfies the cirtical angle of total reflection can realize total reflection greater than airborne refractive index.
The lens type Lamp cup is a solid, the side surface of Lamp cup be by parabola along Lamp cup axially revolution and the parabolic reflector that forms, or axially turn round and the ball-type reflecting surface that forms along Lamp cup by one section circular arc line.
Leave LED lamp pearl installing hole at the cup center of Lamp cup, in the Kong Dingwei lenticular lens (R1 and R2 form) or the single face convex lens structures (R1 or R2) of LED lamp pearl installing hole.
The key of this Lamp cup design is to guarantee that the parabolic reflector of Lamp cup or the focus of ball-type reflecting surface overlap with the focus of lenticular lens or single face convex lens.
LED lamp pearl can be adopted once the lamp pearl of light envelope moulding, pearl is installed on the circuit board LED lamp, and in the LED lamp pearl installing hole of the cup of insertion lens type Lamp cup, and make the overlapping between the real focus and virtual focus that focus falls within LED lamp pearl emergent light of the parabolic reflector of Lamp cup or ball-type reflecting surface and lenticular lens or single face convex lens, perhaps fall within on the described real focus, perhaps fall within on the described virtual focus; The real focus of described LED lamp pearl emergent light is the luminescence chip position of LED lamp pearl; Described lens type Lamp cup is fixed on the circuit board by cup.
The cup roof construction of this Lamp cup is also relatively more crucial, and for dipped beam luminescence unit and distance light luminescence unit, the cup top shape of its Lamp cup is distinguished to some extent.For the dipped beam luminescence unit, the cylinder that the cup top distribution at least one of its Lamp cup is vertically arranged, perhaps cup top central dip causes the one side that forms lenticular lens, and the remainder on glass top is at least one cylinder of vertically arranging.And for the distance light luminescence unit, the cup top of its Lamp cup is a leveling face, and perhaps its glass top central dip causes the one side that forms lenticular lens, and the remainder on cup top is the plane.
Luminescence unit satisfies under the situation of above-mentioned condition in structure, just can guarantee parabolic reflector or spherical reflective surface reflection and the total reflection of light that the luminescence chip of lamp pearl sends through Lamp cup, and through the light of Lamp cup convex lens transmission can " substantially " along the parallel outgoing of optical axis, significantly improve the utilization rate of light thus, the utilization of light can reach 95%.
Above-mentioned said " substantially ", be because the luminescence chip surface area of LED lamp pearl is very little usually, for this luminescence unit, preferably select the lamp pearl of single chips, and the light-emitting area of chip is in 5 square millimeters, chip center and edge sends the scatteringangle 1=θ 2 of light through reflection of the reflecting surface of Lamp cup and planoconvex lens transmission formation like this, and less than ± 10 °, thereby can guarantee led chip send light through rising angle after this Lamp cup transmission less than 10 degree, therefore the emergent light that can be considered by Lamp cup is effective light substantially.
The light that the lamp pearl sends is by the reflection and the circular hot spot of transmission of distance light luminescence unit Lamp cup, by reflection and the transmission formation rectangular light spot or the oval hot spot of dipped beam luminescence unit Lamp cup.In order to obtain two kinds of different illumination effects of dipped beam or distance light, make the dipped beam hot spot form dark bright dead line down, but two kinds of Lamp cup organic assembling and obtain meeting the hot spot of relative national standards.
The automobile LED headlamp that utilizes above-mentioned luminescence unit to form comprises dipped beam lamp plate, distance light lamp plate, back cover and lamp sheet.Dipped beam lamp plate and distance light lamp plate are installed in the back cover, and the lamp sheet covers in exiting surface the place ahead of dipped beam lamp plate and distance light lamp plate.
Described dipped beam lamp plate is installed on the lamp bracket by at least two described luminescence units and constitutes, and wherein has at least two to be the dipped beam luminescence unit in the luminescence unit, and regulates the ratio of dipped beam luminescence unit according to specific requirement.The cup fore-set face of a plurality of dipped beam luminescence units can all vertically be arranged in the dipped beam lamp plate, also can a part vertically arrange, and another part rotates 1 °～22 ° arrangements by vertical direction to clockwise direction.
Described distance light lamp plate also is installed on the lamp bracket by at least two described luminescence units and constitutes, and wherein has at least one to be the distance light luminescence unit in the luminescence unit, determines the usage ratio of this luminescence unit according to specific requirement.
Described two lamp plates in lamp housing one on the other or left and right sides mode arrange installation, both are divided into two independent parts next-door neighbour and arrange or interconnect, and perhaps also can make an integral body.When the dipped beam lamp plate at last distance light lamp plate in following time, the angle of two lamp plate exiting surfaces remains on 161 °～180 °; When the distance light lamp plate at last and dipped beam lamp plate in following time, the angle of two lamp plate exiting surfaces remains on 181 °～200 °; When two lamp plates are the right layout of a first from left, downward-sloping 1 °～20 ° of the exiting surfaces of described dipped beam lamp plate than the exiting surface of distance light lamp plate.
This car headlamp working method and lighting effect are as follows:
When independent startup dipped headlights, high beam does not work.Dipped headlights is because the certain angle that tilts earthward, it is far away that the work illumination range can extend to 25m from vehicle front, form only 0.5m (the "cut-off"line right-hand member rotates up 1 °～22 from central point) ° of height, the rectangle main spot of wide 8m, add the both sides scattered light, can under sending a car prerequisite, not direct projection the other side illuminate advance road surface and right side pedestrian.
When starting high beam, it can concentrate the horizontal emergent light of formation, illuminates distant place pedestrian, vehicle, road guideboard etc.
And this headlamp is a led light source owing to what adopt, and power demand is little, dipped headlights also can be worked simultaneously when high beam is worked, and can will all illuminate from vehicle front position afield thus, and guaranteeing does not have blackspot in 25 meters of the vehicle front, illuminate and have a wide reach more favourable safety traffic.
Lampshade, lamp housing, power supply that the luminescence unit that the utility model uses can be equipped with various different shapings form various moulding car headlamp assemblies, and it is supporting to be fit to various style automobile lamps.
In sum, the utlity model has following significant advantage:
This automobile LED headlamp is by the appropriate design secondary optical system---and be the structure of Lamp cup (lens), and the installation site of lamp pearl in Lamp cup, make the emergent light brightness of LED headlamp and moulding hot spot all reach desirable requirement.The more traditional car headlamp of LED car headlamp compares: power has reduced by 70%; Illumination is doubled or many times; Do not generate heat, and the LED lamp pearl life-span is long.Dipped headlights while target has been eliminated potential safety hazard in the time of can having realized switch-on distance light.
Description of drawings
Fig. 1 is a kind of structural representation (single face convex lens) of dipped beam luminescence unit
Figure 1A is the index path of Fig. 1
Figure 1A A is the index path of the local cylinder in cup top of Figure 1A
Fig. 2 is the structural representation (lenticular lens) of another kind of dipped beam luminescence unit
Fig. 2 A is the index path of Fig. 2
The structural representation (biconvex lens) of a kind of distance light luminescence unit of Fig. 3
Fig. 3 A is the index path of Fig. 3
The structural representation (single convex lens) of the another kind of distance light luminescence unit of Fig. 4
Fig. 4 A is the index path of Fig. 4
Fig. 5 is the index path of lamp pearl
Fig. 6 is the index path of another kind of lamp pearl
Fig. 7 is a kind of outline drawing of automobile LED headlamp of form
Fig. 7 A is the A-A profile of Fig. 7
Fig. 8 is the dipped beam lamp plate of four kinds of forms in the headlamp and the layout drawing of distance light lamp plate
Fig. 8 A is first kind of form;
Fig. 8 B is the side view of Fig. 7 A;
Fig. 8 C is second kind of form;
Fig. 8 D is the third form;
Fig. 7 E is the 4th a kind of form.
The specific embodiment
Further describe before the automobile that the utility model proposes concrete structure according to Assembled lamp below in conjunction with accompanying drawing:
The luminescence unit that uses according to Assembled lamp before this automobile divides dipped beam luminescence unit and distance light luminescence unit.
Referring to Fig. 1 and Figure 1A, the dipped beam luminescence unit is formed (a plurality of lens type Lamp cups and LED lamp pearl are installed on the circuit board, form a plurality of luminescence units) by lens type Lamp cup 15, LED lamp pearl 12 and circuit board 11.This Lamp cup adopts the PMMA optical material injection mo(u)lding of light transmittance more than 92.8%, is solid lens.The side surface 14 of this Lamp cup is the parabolic reflector (can certainly be the ball-type reflecting surface that is formed along the axial revolution of Lamp cup by one section circular arc line) that is formed along the axial revolution of Lamp cup by parabola.Leave LED lamp pearl installing hole at the cup center of Lamp cup, the Kong Dingwei lenticular lens 16 of LED lamp pearl installing hole (R1 and R2 form) structure.The lens type Lamp cup is fixed on the circuit board 11 by cup.The parabolic reflector focus of this Lamp cup overlaps with the focus of lenticular lens, coincide point position A point.
The cup top of this Lamp cup is that many of distributions are vertically arranged and mutually continuous cylinder 17, the light that light penetrates through too much bar cylinder 17 lens on the Lamp cup top is shown in Figure 1A A, these cylindrical lenses can be a rectangular light spot with the emergent light horizontal stretch or be similar to rectangle (as ellipse) hot spot, reach the needed dipped beam effect of motorcycle headlamp thus.
What the structure of the another kind of dipped beam luminescence unit shown in Fig. 2 and Fig. 2 A, the different place of structure of itself and Fig. 1 were to adopt is single face convex lens 18, and other structure is identical, a kind of illumination effect of luminescence unit before also reaching.
The structure of the distance light luminescence unit shown in Fig. 3 and Fig. 3 A, Fig. 4 and Fig. 4 A, its luminescence unit structure with Fig. 1 and Fig. 2 is the same substantially, what just adopted on its glass top is the plane, produce the different light effect that goes out thus, the light that its lamp pearl sends by A type Lamp cup reflection and transmission forms is circular light spot.Reach the needed distance light effect of motorcycle headlamp thus.
And for the lamp pearl, what several structures in front adopted is the more special lamp pearl of a kind of structure, and promptly the real focus of lamp pearl emergent light and virtual focus overlap.In fact, this luminescence unit can adopt other any type of lamp pearl, and as shown in Figure 6, the real focus A of the emergent light of this lamp pearl (being the luminescence chip position) does not overlap with virtual focus B.Adopt luminescence unit that this lamp pearl forms shown in Fig. 4 and Fig. 4 A, to be provided be overlapping on the virtual focus that focus drops on LED lamp pearl 12 emergent lights the parabolic reflector of Lamp cup and lenticular lens in LED lamp pearl 12 positions in this structure.Certainly in the practical set, also can fall within on the real focus overlapping focus, perhaps fall within on the optional position between virtual focus and the real focus, these can make luminescence unit obtain desirable illumination effect.
The automobile LED headlamp that adopts above-mentioned luminescence unit formation is referring to Fig. 7 and Fig. 7 A, and described light source comprises dipped headlights plate 2, distance light lamp plate 3, back cover 6 and lamp sheet 4.Dipped beam lamp plate 3 and distance light lamp plate 2 are installed in the back cover 6, and lamp sheet 4 covers in exiting surface the place ahead of dipped beam lamp plate and distance light lamp plate.Wherein distance light lamp plate 2 and dipped beam lamp plate 3 next-door neighbour's layout installation one on the other in back cover 6, the angle of two lamp plate exiting surfaces remains on 187 °.The concrete installation of this headlamp is that the cup end installing hole that welds circuit board 8 corresponding each Lamp cup of headlamp of LED lamp pearl is taken a seat, form each luminescence unit 1, luminescence unit 1 is fixed on bracing frame 7 and the gripper shoe 5, form dipped beam lamp plate 2 and distance light lamp plate 3, be assembled into one with lamp sheet 4, back cover 6 again, promptly constitute car headlamp.
Luminescence unit on distance light lamp plate 2 and the dipped beam lamp plate 3 be furnished with multiple combining form, referring to Fig. 8, specific as follows:
Shown in Fig. 8 A, dipped beam lamp plate 3 is installed in side by side on the lamp bracket by 7 dipped beam luminescence unit 1B and constitutes, wherein the cup fore-set face of the 1st, 3,5,7 dipped beam luminescence unit is vertically to arrange in the luminescence unit, and the cylinder on the cup top of the 2nd, 4,6 dipped beam luminescence unit rotates about 15 ° of arranged by vertical direction to clockwise direction.Distance light lamp plate 2 is to divide two rows to be installed on the lamp bracket by 14 distance light luminescence unit 1A to constitute.
Shown in Fig. 8 B, dipped beam lamp plate 3 is installed in side by side on the lamp bracket by 5 dipped beam luminescence unit 1B and two distance light luminescence unit 1A and constitutes, wherein dipped beam luminescence unit 1B is arranged on the 1st, 2,3,6,7 positions, the cup fore-set face of the dipped beam luminescence unit of the 1st and the 7th position is vertically to arrange, 2nd, the cylinder on the cup top of 4,6 position dipped beam luminescence units rotates about 15 ° of arranged by vertical direction to clockwise direction, and distance light luminescence unit 1A then is arranged on the 3rd, 5 positions.Distance light lamp plate 2 is to divide two rows to be installed on the lamp bracket by 14 luminescence units to constitute, and wherein first 7 of the rows all are distance light luminescence unit 1A, and second row's the 3rd, 5 positions are dipped beam luminescence unit 1B, and all the other are the distance light luminescence unit.
Shown in Fig. 8 C, dipped beam lamp plate 3 is installed in side by side on the lamp bracket by 7 dipped beam luminescence unit 1B and constitutes, wherein the cup fore-set face of the 1st, 3,5,7 dipped beam luminescence unit is vertically to arrange in the luminescence unit, and the cylinder on the cup top of the 2nd, 4,6 dipped beam luminescence unit rotates about 15 ° of arranged by vertical direction to clockwise direction.Distance light lamp plate 2 is to divide two rows to be installed on the lamp bracket by 14 luminescence units to constitute, and wherein first 7 of the rows all are distance light luminescence unit 1A, and second row's the 3rd, 5 positions are dipped beam luminescence unit 1B, and all the other are the distance light luminescence unit.
Shown in Fig. 8 D, dipped beam lamp plate 3 is installed in side by side on the lamp bracket by 5 dipped beam luminescence unit 1B and two distance light luminescence unit 1A and constitutes, wherein dipped beam luminescence unit 1B is arranged on the 1st, 2,3,6,7 positions, the cup fore-set face of the dipped beam luminescence unit of the 1st and the 7th position is vertically to arrange, 2nd, the cylinder on the cup top of 4,6 position dipped beam luminescence units rotates about 15 ° of arranged by vertical direction to clockwise direction, and distance light luminescence unit 1A then is arranged on the 3rd, 5 positions.Distance light lamp plate 2 is to divide two rows to be installed on the lamp bracket by 14 distance light luminescence unit 1A to constitute.
Above embodiment all is the dipped beam of demonstration and the mode that the distance light lamp plate is arranged up and down, and right layout of two lamp plates, one the first from left also is common mode, this layout it should be noted that will the dipped headlights plate exiting surface be set to be advisable for downward-sloping 1 °～20 ° than the exiting surface of distance light lamp plate.
Claims (3)
1. automobile LED headlamp, described headlamp comprises dipped beam lamp plate, distance light lamp plate, back cover and lamp sheet; Described dipped beam lamp plate and distance light lamp plate are installed in the lamp housing, and the lamp sheet covers in exiting surface the place ahead of dipped beam lamp plate and distance light lamp plate; It is characterized in that:
Described dipped beam lamp plate and distance light lamp plate in lamp housing one on the other or right layout of a first from left install, both are close to mutually, interconnect or are an integral body;
Described dipped beam lamp plate is installed on the lamp bracket by two luminescence units at least and constitutes, and wherein has two dipped beam luminescence units in the luminescence unit at least;
Described distance light lamp plate at least also is installed on the lamp bracket by two luminescence units and constitutes, and wherein has at least one to be the distance light luminescence unit in the luminescence unit;
Described dipped beam luminescence unit and distance light luminescence unit all are made up of lens type Lamp cup, LED lamp pearl and circuit board, and described circuit board is that all or part luminescence unit is shared;
Described lens type Lamp cup is the solid that adopts the optical material injection mo(u)lding, the side surface of described Lamp cup be by parabola along Lamp cup axially revolution and the parabolic reflector that forms, or axially turn round and the ball-type reflecting surface that forms along Lamp cup by one section circular arc line;
Leave LED lamp pearl installing hole at the cup center of described lens type Lamp cup, in the Kong Dingwei lenticular lens or the single face convex lens structures of LED lamp pearl installing hole;
The focus of described parabolic reflector or ball-type reflecting surface overlaps with the focus of lenticular lens or single face convex lens;
Described LED lamp pearl is installed on the circuit board, and in the LED lamp pearl installing hole of the cup of insertion lens type Lamp cup, and make the overlapping between the real focus and virtual focus that focus falls within LED lamp pearl emergent light of the parabolic reflector of Lamp cup or ball-type reflecting surface and lenticular lens or single face convex lens, perhaps fall within on the described real focus, perhaps fall within on the described virtual focus; The real focus of described LED lamp pearl emergent light is the luminescence chip position of LED lamp pearl; Described lens type Lamp cup is fixed on the circuit board by cup;
The cylinder that the cup top distribution at least one of the Lamp cup of described dipped beam luminescence unit is vertically arranged, perhaps cup top central dip causes the one side that forms lenticular lens, and the remainder on glass top is at least one cylinder of vertically arranging;
The cup top of the Lamp cup of described distance light luminescence unit is a leveling face, and perhaps its glass top central dip causes the one side that forms lenticular lens, and the remainder on cup top is the plane.
2. automobile LED headlamp according to claim 1, it is characterized in that, the mode that dipped beam luminescence unit on the described dipped beam lamp plate is vertically arranged according to the cylinder on its glass top is arranged, or vertically arrange by the cylinder on the cup top of or a part of dipped beam luminescence unit, and the cylinder on the cup top of remaining dipped beam luminescence unit is arranged to the mode of 1 °～22 ° of arrangements of clockwise direction rotation by vertical direction.
3. automobile LED headlamp according to claim 1 and 2 is characterized in that, when described dipped beam lamp plate up the distance light lamp plate below the time, the exiting surface angle of described dipped beam lamp plate and distance light lamp plate remains on 161 °～180 °; When the distance light lamp plate at last and dipped beam lamp plate in following time, the exiting surface angle of two lamp plates remains on 181 °～200 °; When two lamp plates are the right layout of a first from left, downward-sloping 1 °～20 ° of the exiting surfaces of described dipped beam lamp plate than the exiting surface of distance light lamp plate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201644253U CN201680264U (en) | 2010-04-20 | 2010-04-20 | Automobile LED headlamp |
| PCT/CN2011/000494 WO2011116635A1 (en) | 2010-03-23 | 2011-03-22 | Led lighting unit and led headlamp formed by the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201644253U CN201680264U (en) | 2010-04-20 | 2010-04-20 | Automobile LED headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201680264U true CN201680264U (en) | 2010-12-22 |
Family
ID=43345308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201644253U Expired - Fee Related CN201680264U (en) | 2010-03-23 | 2010-04-20 | Automobile LED headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201680264U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102147091A (en) * | 2011-03-31 | 2011-08-10 | 彩虹集团公司 | Vehicle LED bulb capable of being directly replaced |
| WO2011116635A1 (en) * | 2010-03-23 | 2011-09-29 | 重庆科鹰电气有限公司 | Led lighting unit and led headlamp formed by the same |
| CN102865538A (en) * | 2011-07-04 | 2013-01-09 | 汽车照明罗伊特林根有限公司 | Illumination device used for motor vehicle and provided with dustproof cover extending opposite to traveling direction |
| CN103017061A (en) * | 2012-12-31 | 2013-04-03 | 重庆九亿光电仪器有限公司 | LED (Light-emitting Diode) headlight of motorcycle |
| CN103256545A (en) * | 2013-05-29 | 2013-08-21 | 江苏文光车辆附件有限公司 | Daytime driving lamp for cars |
| WO2014059916A1 (en) * | 2012-10-17 | 2014-04-24 | Cai Jinhui | Led motor vehicle headlamp |
| CN103912833A (en) * | 2013-01-08 | 2014-07-09 | 福特全球技术公司 | Low Profile Highly Efficient Vehicular Led Modules And Headlamps |
| CN104132290A (en) * | 2013-04-30 | 2014-11-05 | 黑拉许克联合股份有限公司 | Lighting device for vehicles |
| US10088120B2 (en) | 2013-01-08 | 2018-10-02 | Ford Global Technologies, Llc | Low profile, highly efficient vehicular LED modules and assemblies |
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2010
- 2010-04-20 CN CN2010201644253U patent/CN201680264U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011116635A1 (en) * | 2010-03-23 | 2011-09-29 | 重庆科鹰电气有限公司 | Led lighting unit and led headlamp formed by the same |
| CN102147091A (en) * | 2011-03-31 | 2011-08-10 | 彩虹集团公司 | Vehicle LED bulb capable of being directly replaced |
| CN102147091B (en) * | 2011-03-31 | 2012-05-09 | 彩虹集团公司 | Vehicle LED bulb capable of being directly replaced |
| CN102865538B (en) * | 2011-07-04 | 2017-09-01 | 汽车照明罗伊特林根有限公司 | lighting device for motor vehicle |
| CN102865538A (en) * | 2011-07-04 | 2013-01-09 | 汽车照明罗伊特林根有限公司 | Illumination device used for motor vehicle and provided with dustproof cover extending opposite to traveling direction |
| WO2014059916A1 (en) * | 2012-10-17 | 2014-04-24 | Cai Jinhui | Led motor vehicle headlamp |
| CN103017061A (en) * | 2012-12-31 | 2013-04-03 | 重庆九亿光电仪器有限公司 | LED (Light-emitting Diode) headlight of motorcycle |
| CN103912833A (en) * | 2013-01-08 | 2014-07-09 | 福特全球技术公司 | Low Profile Highly Efficient Vehicular Led Modules And Headlamps |
| CN103912833B (en) * | 2013-01-08 | 2018-05-11 | 福特全球技术公司 | The efficient vehicle LED module of low section and headlamp |
| US10088120B2 (en) | 2013-01-08 | 2018-10-02 | Ford Global Technologies, Llc | Low profile, highly efficient vehicular LED modules and assemblies |
| CN104132290A (en) * | 2013-04-30 | 2014-11-05 | 黑拉许克联合股份有限公司 | Lighting device for vehicles |
| CN104132290B (en) * | 2013-04-30 | 2018-05-15 | 黑拉许克联合股份有限公司 | Lighting device for vehicle |
| CN103256545A (en) * | 2013-05-29 | 2013-08-21 | 江苏文光车辆附件有限公司 | Daytime driving lamp for cars |
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