CN206001356U - A kind of LED illumination module of distance-light unification - Google Patents
A kind of LED illumination module of distance-light unification Download PDFInfo
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- CN206001356U CN206001356U CN201620811504.6U CN201620811504U CN206001356U CN 206001356 U CN206001356 U CN 206001356U CN 201620811504 U CN201620811504 U CN 201620811504U CN 206001356 U CN206001356 U CN 206001356U
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- light
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Abstract
A kind of LED illumination module of distance-light unification is related to the technical field of lighting device for vehicle, including far and near reflective optical system, distance-light LED, radiator etc., also include cutting reflective optical system and radiator fan, dipped beam reflector and dipped beam LED are installed on radiator afterbody upper surface, cut reflective optical system to be located in radiator front portion, radiator front end is provided with lens mount and lens；Distance light LED and distance light reflector are located in radiator hollow cavity, and lower cover and radiator fan are located at below radiator, and radiator cooperatively forms the radiating airflow passage of closing.This module assembles convenient, constant-current driving；Efficient heat dissipation wind channel system and cooling air-flow blow out upwards, and a part is shunted in front of radiator and radiated by anterior radiating fin；A part to the shunting of radiator afterbody, through distance light cavity upwards or to after through afterbody radiating passage blowout, the design of gas channel efficiently utilizes the cooling air-flow that radiator fan produces, excellent in heat dissipation effect, compact structure, life-span length.
Description
Technical field
The present invention relates to the technical field of luminaire particularly lighting device for vehicle is and in particular to one kind is assembled when using
In the LED illumination module of car headlamp or other types lamp interior, distance light and two kinds of illuminating effects of dipped beam can be produced simultaneously.
Background technology
Car headlamp provides dipped beam and two kinds of main illumination functions of distance light, and dipped beam requires strict control to irradiate height,
Avoid direct projection front vehicles driver, and shadow surface is broad, contribute to expanding the driver visual field；Distance light requires light beam more to collect
In, beam angle is little and light intensity is high, contributes to illuminating the road target of distant place.The dipped beam of car headlamp and far lighting effect are led to
Cross the dipped beam being arranged on lamp interior and far lighting module to realize.Adopting Halogen light or xenon at this stage car headlamp more
Lamp conventional light source, dipped beam and distance light are realized or reality by way of in same module by mechanical switch respectively by the module splitting
Now and switching.Because of the presence of light source characteristic and mechanical movement part, the life-span of existing illumination module, response speed and reliability inequality
Strong man anticipates.
LED illumination is also known as semiconductor lighting or solid-state illumination, because its efficient energy-saving, long-life, high brightness, reaction are quick and
The features such as against shock, becomes an important developing direction in automotive lighting field.With respect to modal Halogen light automobile light
Source, the unit work consumptiom of LED is the 1/6 of Halogen light, and its life-span is more than 10 times of Halogen light simultaneously, entirely can give birth in automobile product
The life cycle is without replacing.
LED faces three technical problem underlying for car headlamp:
One is optics, and the luminous body of LED is different from conventional halogen lamp and xenon lamp it is impossible to the optics of the existing light fixture of use sets
Meter is it is necessary to designing efficient optical system and meeting automotive lighting related specifications；
Two is radiating, LED due to the characteristic of its semiconductor light emitting, theoretical service life more than 100,000 hours, and in reality
With in, the life-span of LED and luminous efficiency temperature influence very big, and automotive interior is relatively airtight and operating ambient temperature relatively
High.Junction temperature of chip within LED is too high will to lead to the reduction of its lumen depreciation, luminous flux to decay rapidly and cause it to make using actual
Drastically shortened with the life-span, when more seriously, LED will burn at short notice and thoroughly lose efficacy.
Three is modular volume, vehicle front lighting light fixture inner space is limited and multiple illumination functions will be realized simultaneously, meet
The overall dimensions of illumination module assembly must be reduced on the premise of Performance And Reliability as far as possible and fit so as to have higher assembling
Ying Xing, can apply to the lamp interior of different size and profile.
Content of the invention
For solving the above problems, it is an object of the invention to open one kind can be assemblied in automobile front light fixture or other classes
The LED illumination module of the distance-light unification of type lamp interior it is provided that dipped beam and two kinds of illuminating effects of distance light, provide dipped beam,
Distance light and dipped beam distance light combine three kinds of mode of operations, and can be switched fast between each light illumination mode；Set by rational optics
The lighting requirement of car headlamp realized by meter, it is to avoid the utilization of mechanical moving element, improves reliability and the reaction speed of light fixture
Degree；LED heat dissipation problem can efficiently be solved in limited volume, guarantee to use by efficiently controlling LED chip junction temperature
Life-span；Meanwhile, present configuration designs and can directly replace the existing halogen tungsten lamp of upgrading and xenon lamp module, compact conformation,
Extra long life, energy-efficient.
For achieving the above object, the present invention adopts the following technical scheme that：
A kind of LED illumination module of distance-light unification, including：Dipped beam reflector, dipped beam LED, radiator, lens carrier,
Lens, distance light LED, distance light reflector, lower cover are it is characterised in that also include cutting reflective optical system and radiator fan, dipped beam reflector
It is installed on radiator afterbody upper surface with dipped beam LED, cut reflective optical system and be located in radiator front portion, radiator front end is provided with lens
Bearing and lens；Distance light LED and distance light reflector are located in radiator hollow cavity, and lower cover and radiator fan are located under radiator
Side, and radiator cooperatively forms the radiating airflow passage of closing.
The LED illumination module of described distance-light unification it is characterised in that radiator can be single part form or
The form of several part combination of person, the middle part of radiator has distance light light hole to pass through for driving beam, anterior radiating fin position
Below distance light light hole, afterbody radiating fin is located at the upper and lower surface of radiator afterbody, and the afterbody of upper and lower surface dissipates
Hot fin is in alternative form or is in run through form, has passage laterally or longitudinally, middle part fin exists between afterbody radiating fin
Radiator lower surface both sides, connect anterior radiating fin and afterbody radiating fin, form hollow cavity in the middle part of radiator.
The LED illumination module of described distance-light unification it is characterised in that lower cover is located at below radiator, for radiating
Body cooperation closing radiator inner space, forms radiating airflow passage, radiator fan is located at the front portion of lower cover.
The LED illumination module of described distance-light unification is it is characterised in that the upper and lower surface at radiator rear portion is divided
Not Wei dipped beam installed surface and distance light installed surface, dipped beam installed surface and distance light installed surface are the inclined-plane of horizontal plane or slightly gradient.
It is characterised in that lower cover is fixed on below radiator, its front portion has the LED illumination module of described distance-light unification
Perforate, radiator fan is installed in perforate, and installation direction is to install from inside to outside or install from outside to inside.
The LED illumination module of described distance-light unification is it is characterised in that dipped beam LED is single led encapsulation or multiple LED
Encapsulation is arranged side by side, and each LED encapsulation includes single or plurality of LEDs chip, the described LED being arranged using multiple LED encapsulation it
Between electrical connection in the form of serial or parallel connection or connection in series-parallel combine.
The LED illumination module of described distance-light unification is it is characterised in that distance light LED is single led encapsulation or multiple LED
Encapsulation is arranged side by side, and each LED encapsulation includes single or plurality of LEDs chip；Described using multiple LED encapsulation arrangement LED it
Between electrical connection in the form of serial or parallel connection or connection in series-parallel combine.
The LED illumination module of described distance-light unification has arc notch it is characterised in that cutting reflective optical system front end, cuts light
The optical characteristics of reflector upper surface are mirror reflection surface, and about upper surface, two parts have difference in height and inclined-plane, cut for dipped beam
The only generation of line, lower surface interposition is equipped with slope breach, and in breach, each face is the optical characteristics of mirror reflection surface, is used for
Revise driving beam.
The LED illumination module of described distance-light unification is it is characterised in that radiator fan is tube-axial fan or aerator
Formula fan, or vibration of thin membrane jetting type fan, for producing cooling air-flow.
The LED illumination module of described distance-light unification is it is characterised in that dipped beam LED, distance light LED pass through the adjustment connecting
On-off control realizes three kinds of mode of operations of single dipped beam, single distance light or the combination of dipped beam distance light.
The module of the present invention can easily be assemblied in lamp interior, by constant current source by the mounting bracket on radiator
Drive；Described radiator, lower cover and radiator fan form efficient heat dissipation wind channel system；Radiator fan produce cooling air-flow to
On blow out and be divided into two parts；A part is shunted in front of radiator and is radiated by anterior radiating fin；A part is to radiating
Body afterbody shunts, through distance light cavity upwards or to after through afterbody radiating passage blowout, the design of gas channel is efficiently sharp
The cooling air-flow being produced with radiator fan, reaches optimal radiating effect it is ensured that the service life of long-and-short distant light is little more than 100,000
When, and compact structure is easy to assembly.
Brief description
Fig. 1 be the present invention explosive decomposition figure；
Fig. 2 be the present invention radiator on regarding structural representation；
Fig. 3 be the present invention radiator lower regarding structural representation；
Fig. 4 is the structural representation cutting reflective optical system of the present invention；
Fig. 5 is the front view cutting reflective optical system of the present invention；
Fig. 6 is the sectional view cutting reflective optical system of the present invention；
Fig. 7 is the dipped beam propagation principle schematic diagram of the present invention；
Fig. 8 is the distance light propagation principle schematic diagram of the present invention；
Fig. 9 is the heat dissipation wind channel system schematic of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing and its specific embodiment, the present invention is described in further detail.
Fig. 1 be the present invention Structure explosion diagram, this module include dipped beam reflector 1, dipped beam LED2, cut reflective optical system 3,
Radiator 4, lens carrier 5, lens 6, distance light LED7, distance light reflector 8, lower cover 9, radiator fan 10.Its each function embodiment party
Formula is as follows：
Rigging position relation
Play dual parts mounting bracket and radiating, radiator 4 can be led by height in radiator 4 composition in the present invention
Conductivity material is made, including metal, heat-conducting plastic；It can be the form of single part or the shape of several part combination
Formula；As Fig. 2, its structure includes lens mount 41, module mounting bracket 42, dipped beam installed surface 43, distance light light hole 44, anterior
Radiating fin 45, such as Fig. 3, also include distance light cavity 46, distance light installed surface 47, afterbody radiating passage 48, afterbody radiating fin
49th, middle part fin 40；Lens mount 41 is located at the front portion of radiator 4, is used for fixing lens carrier 5；Module mounting bracket 42
In lens carrier rear, mounting hole site is set thereon, in order to whole module is fixed on lamp interior；Dipped beam installed surface 43 is located at
Above radiator 4, in order to fixing dipped beam reflector 1, dipped beam LED2, cut reflective optical system 3；Distance light light hole 44 is located at radiator 4
Inside, for accommodating passing through of distance light reflector 8 and distance light light；Anterior radiating ribs 45 are located at the lower section of distance light light hole, are
One or more, it is shaped as straight line or curve, or the form that straight line and curve combine；Distance light cavity 46 is located at distance light light hole
44 rears；Distance light installed surface 44 is located inside distance light cavity 46, is used for fixing distance light LED7, distance light reflector 8；Afterbody heat radiating fin
Piece 49 is located at radiator 4 afterbody, is that one or more radiating fin runs through upper and lower surface or is in upper and lower surface fin
Hand over arrangement, have vertical or horizontal afterbody to radiate passage 48 as gas channel therebetween；Middle part fin 40 is in radiator following table
Face both sides, connect anterior radiating fin and afterbody radiating fin, form hollow cavity in the middle part of radiator；Dipped beam reflector 1 and near
Light LED2 is installed on radiator 4 upper surface；Distance light LED7 and distance light reflector 8 are fixed on inside radiator 4；Cut reflective optical system 3
It is installed on radiator 4 anterior；Lower cover 9 is located at below radiator 4, and for closing radiator 4 inner space, there is opening its front portion
91；Radiator fan 10 is arranged in the opening of lower cover 9 front portion, including fixed form from inside to outside or fixation side from outside to inside
Formula.
Described dipped beam reflector is metal or plastic material, by die casting or milling or punching press or Shooting Technique molding,
For there being the combination of gradually bifocal class Ellipsoidal Surface and free form surface；By anodic oxidation or electrostatic spraying plating or plating
Technique carries out Surface Machining, and the optical characteristics on its surface are mirror reflection surface, in order to converge light and by light to specific direction
Reflection.
Described section of reflective optical system is installed on radiator front portion, is made up of metal or plastics, by die casting or milling or punching
Pressure or Shooting Technique molding；Surface Machining is carried out by anodic oxidation or electrostatic spraying plating or electroplating technique；Its surface
Optical characteristics be mirror reflection surface；There is arc notch reflector front end, for laser beam correcting light beam；Two parts about upper surface
There are difference in height and oblique angle, for the generation of dipped beam dead line；Lower surface interposition is equipped with slope breach, and in breach, each face is
The optical characteristics of the optical characteristics of mirror reflection surface, for revising driving beam.
Described distance light reflector is metal or plastic material, by die casting or milling or punching press or Shooting Technique molding；
Its inside forms for many surface compositions；Surface Machining is carried out by anodic oxidation or electrostatic spraying plating or electroplating technique,
The optical characteristics on its surface are mirror reflection surface, in order to focus on light and by light to specific direction reflection.
Described lens carrier is metal or plastic material, by die casting or milling or punching press or Shooting Technique molding, makes
It is screwed in radiator.
Described lens are optical glass or clear plastic articles, the light beam sending for refraction adjustment reflector.
It is metal or plastic material that lower cover is installed on below radiator.
Described lower cover is metal or plastic material, by die casting or milling or punching press or Shooting Technique molding, using spiral shell
Nail or buckle structure are fixed on radiator；There is perforate its front portion, and radiator fan is installed in perforate, and installation direction is to put in place from interior
Install or install from outside to inside.
Described radiator fan is tube-axial fan or blowing machine type fan, or vibration of thin membrane jetting type fan, for producing
Cooling air-flow.
Dipped beam：Dipped beam reflector 1, dipped beam LED2 and a section reflective optical system 3 are installed on radiator 4 upper surface；Dipped beam LED2 is
Single led encapsulation or multiple LED encapsulation are arranged side by side, and each LED encapsulation includes single or plurality of LEDs chip, and LED encapsulation is passed through
Metal-based circuit board 21 is arranged on radiator 4 upper surface；As using multiple LED, the electrical connection between LED is using series connection or simultaneously
Connection or the form of connection in series-parallel combination；The optical characteristics cutting reflective optical system 3 upper surface are mirror reflection surface, as shown in figure 4, its front end
There is arc notch 31, for laser beam correcting light beam；As shown in figure 5, cut reflective optical system 3 upper surface about two parts have difference in height and
Oblique angle 32, for the generation of dipped beam dead line；As shown in fig. 7, the light that dipped beam LED2 sends passes upward through the anti-of dipped beam reflector 1
Pass through above radiator 4 after penetrating convergence, a part directly sends obliquely after lens 6 refraction, and another part is through cutting
After the secondary reflection of reflective optical system 3 and correction, send after lens 6 refraction obliquely；Two parts light beam will converge in parallel
Under the horizontal plane of lens 6 optical axis, and formed on projection surface level, clearly core have difference in height and oblique angle
"cut-off"line.
Distance light：Distance light LED7 and distance light reflector 8 are fixed on inside the cavity 46 of radiator 4；Distance light LED7 is single led
Encapsulation or multiple LED encapsulation are arranged side by side, and each LED encapsulation includes single or plurality of LEDs chip, and Metal Substrate is passed through in LED encapsulation
Circuit board 71 is arranged on radiator 4 lower surface；As using multiple LED, the electrical connection between LED adopts serial or parallel connection or string
The form combining in parallel；Distance light reflector 8 is internal to be formed for many surface compositions, and the optical characteristics of its inner surface are direct reflection
Face, in order to focus on light and by light to specific direction reflection；As shown in Figure 5 and Figure 6, cut reflective optical system 3 lower surface interposition
It is equipped with breach 34, have a clinoform reflection face 33 inside breach 34, in breach, each face is the light of the optical characteristics of mirror reflection surface
Learn characteristic, for revising driving beam；As shown in figure 8, the light that distance light LED7 sends downwards is after the reflection of distance light reflector 8
Distance light light hole 44 within from radiator 4 passes through；A part of light beam directly sends obliquely after lens 6 refraction, another
The secondary reflection through clinoform reflection face 33 for the part and after revising, sends obliquely after lens 6 refraction；Two parts light beam will
Converge on the horizontal plane parallel to lens 6 optical axis, and a level clearly "cut-off"line is formed on projection surface.
Patterned optical output：The working condition that the module of the present invention passes through to adjust each light source provides:Single dipped beam, single distance light and near
Light distance light combines three kinds of mode of operations.
High efficiency and heat radiation ducting system：As Fig. 9, module internal has efficient heat dissipation wind channel；Lower cover 9 is located under radiator 4
Side, for closing radiator 4 inner space, forms radiating airflow passage；Radiator fan 10 is located at the front portion of lower cover 9, its generation
Cooling air-flow blow out upwards and be divided into two parts；A part shunts in front of radiator 4 and passes through anterior radiating fin 45 and carries
Walk heat；A part, to the shunting of radiator 4 afterbody, blows out through afterbody radiating passage 48 through distance light cavity, upwards by tail
Portion's radiating fin 49 takes away heat；The design of gas channel efficiently utilizes the cooling air-flow that radiator fan produces, and reaches optimal
Radiating effect.
Electrical connection：LED light source is by way of connector in soldering or plate and cable connection；Cable input uses
Connector or by the way of direct soldering with power supply be electrically connected；Between dipped beam and distance light LED can using in parallel or
Series connection or the working method each having independent power supply module.
The above is only and describe the present invention with reference to specific embodiment, do not constitute any limit to the present invention
System.It will be understood to those skilled in the art that many modifications can be made in present inventive concept scope and deform.Therefore,
It is realized that all these being intended to cover in true spirit of the present invention and scope of claims is changed and is become
Shape.Obviously, these all in modification and deform the row all in the protection of the present invention.
Claims (10)
1. a kind of LED illumination module of distance-light unification, including：Dipped beam reflector（1）, dipped beam LED（2）, radiator（4）, thoroughly
Mirror support（5）, lens（6）, distance light LED（7）, distance light reflector（8）, lower cover（9）It is characterised in that also including cutting reflective optical system
（3）And radiator fan（10）, dipped beam reflector and dipped beam LED be installed on radiator afterbody upper surface, cuts reflective optical system and is located at and dissipates
Hot body is anterior, and radiator front end is provided with lens mount（41）And lens（6）；Distance light LED and distance light reflector are located in radiator
In cavity body, lower cover and radiator fan are located at below radiator, and cooperatively form the radiating airflow passage of closing with radiator.
2. the LED illumination module of distance-light according to claim 1 unification is it is characterised in that radiator（4）For single zero
The form of part or the form of several part combination, there is distance light light hole at the middle part of radiator（44）Pass through for driving beam,
Anterior radiating fin（45）Positioned at distance light light hole（44）Lower section, afterbody radiating fin（49）Upper surface positioned at radiator afterbody
And lower surface, the afterbody radiating fin of upper and lower surface is in alternative form or is in run through form, has horizontal between afterbody radiating fin
Or the passage of longitudinal direction（48）, middle part fin（40）In radiator lower surface both sides, with anterior radiating fin and afterbody heat radiating fin
Piece connects hollow cavity in the middle part of formation radiator.
3. the LED illumination module of distance-light according to claim 1 unification is it is characterised in that lower cover（9）Positioned at radiator
（4）Lower section, for coordinating closing radiator inner space with radiator, forms radiating airflow passage, radiator fan（10）It is located at
The front portion of lower cover.
4. the LED illumination module of distance-light according to claim 2 unification is it is characterised in that radiator（4）Rear portion upper
Surface and lower surface are respectively dipped beam installed surface（43）With distance light installed surface（47）, dipped beam installed surface and distance light installed surface are level
The inclined-plane of face or slightly gradient.
5. the LED illumination module of distance-light according to claim 3 unification is it is characterised in that lower cover（9）It is fixed on radiating
Body（4）Lower section, there are perforate, radiator fan in its front portion（10）Be installed in perforate, installation direction be from inside to outside install or from
Install outside to inside.
6. the LED illumination module of distance-light according to claim 1 unification is it is characterised in that dipped beam LED（2）For single
LED encapsulation or multiple LED encapsulation are arranged side by side, and each LED encapsulation includes single or plurality of LEDs chip, described using multiple LED
Electrical connection between the LED of encapsulation arrangement is in the form of serial or parallel connection or connection in series-parallel combine.
7. the LED illumination module of distance-light according to claim 1 unification is it is characterised in that distance light LED（7）For single
LED encapsulation or multiple LED encapsulation are arranged side by side, and each LED encapsulation includes single or plurality of LEDs chip, described using multiple LED
Electrical connection between the LED of encapsulation arrangement is in the form of serial or parallel connection or connection in series-parallel combine.
8. the LED illumination module of distance-light unification according to claim 1 is it is characterised in that cut reflective optical system（3）Front end
There is arc notch（31）, the optical characteristics cutting reflective optical system upper surface are mirror reflection surface, and about upper surface, two parts have height
Difference and inclined-plane（32）, for the generation of dipped beam dead line, lower surface interposition is equipped with slope breach（34）, in breach, each face is equal
For the optical characteristics of mirror reflection surface, for revising driving beam.
9. the LED illumination module of distance-light according to claim 1 unification is it is characterised in that radiator fan（10）For axle stream
Formula fan or blowing machine type fan, or vibration of thin membrane jetting type fan, for producing cooling air-flow.
10. the LED illumination module of distance-light according to claim 1 unification is it is characterised in that dipped beam LED（2）, distance light
LED（7）Realize three kinds of mode of operations of single dipped beam, single distance light or the combination of dipped beam distance light by the adjustment on-off control connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620811504.6U CN206001356U (en) | 2016-07-29 | 2016-07-29 | A kind of LED illumination module of distance-light unification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620811504.6U CN206001356U (en) | 2016-07-29 | 2016-07-29 | A kind of LED illumination module of distance-light unification |
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| Publication Number | Publication Date |
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| CN206001356U true CN206001356U (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620811504.6U Expired - Fee Related CN206001356U (en) | 2016-07-29 | 2016-07-29 | A kind of LED illumination module of distance-light unification |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051581A (en) * | 2016-07-29 | 2016-10-26 | 浙江金驹汽车零部件有限公司 | LED (Light-emitting Diode) lighting module with integrated distant and near light |
| TWI619904B (en) * | 2017-06-09 | 2018-04-01 | 誠益光電科技股份有限公司 | Light projection device and heat dissipation module thereof |
| CN111076141A (en) * | 2019-12-04 | 2020-04-28 | 华域视觉科技(上海)有限公司 | Car light module and car light |
| CN112178589A (en) * | 2020-09-30 | 2021-01-05 | 广州光联电子科技有限公司 | Heat dissipation system for automobile headlamp |
| WO2021093233A1 (en) * | 2019-11-13 | 2021-05-20 | 华域视觉科技(上海)有限公司 | Reflection-type headlamp module, headlamp module, headlamp and vehicle |
| US11391429B2 (en) | 2019-05-20 | 2022-07-19 | Hasco Vision Technology Co., Ltd. | Vehicle lamp optical element assembly, vehicle illumination module, vehicle lamp, and vehicle |
| US11674654B2 (en) | 2019-06-05 | 2023-06-13 | Hasco Vision Technology Co., Ltd. | Vehicle light optical element, vehicle light module, vehicle headlight, and vehicle |
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2016
- 2016-07-29 CN CN201620811504.6U patent/CN206001356U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051581A (en) * | 2016-07-29 | 2016-10-26 | 浙江金驹汽车零部件有限公司 | LED (Light-emitting Diode) lighting module with integrated distant and near light |
| CN106051581B (en) * | 2016-07-29 | 2019-12-10 | 浙江金驹汽车零部件有限公司 | LED lighting module with one-to-one combination of far light and near light |
| TWI619904B (en) * | 2017-06-09 | 2018-04-01 | 誠益光電科技股份有限公司 | Light projection device and heat dissipation module thereof |
| US11391429B2 (en) | 2019-05-20 | 2022-07-19 | Hasco Vision Technology Co., Ltd. | Vehicle lamp optical element assembly, vehicle illumination module, vehicle lamp, and vehicle |
| US11674654B2 (en) | 2019-06-05 | 2023-06-13 | Hasco Vision Technology Co., Ltd. | Vehicle light optical element, vehicle light module, vehicle headlight, and vehicle |
| WO2021093233A1 (en) * | 2019-11-13 | 2021-05-20 | 华域视觉科技(上海)有限公司 | Reflection-type headlamp module, headlamp module, headlamp and vehicle |
| US11841121B2 (en) | 2019-11-13 | 2023-12-12 | Hasco Vision Technology Co., Ltd. | Reflection-type headlamp module, headlamp module, headlamp and vehicle |
| CN111076141A (en) * | 2019-12-04 | 2020-04-28 | 华域视觉科技(上海)有限公司 | Car light module and car light |
| WO2021109361A1 (en) * | 2019-12-04 | 2021-06-10 | 华域视觉科技(上海)有限公司 | Vehicle lamp module and vehicle lamp |
| CN112178589A (en) * | 2020-09-30 | 2021-01-05 | 广州光联电子科技有限公司 | Heat dissipation system for automobile headlamp |
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