CN204730067U - The car headlamp of distance-light one - Google Patents
The car headlamp of distance-light one Download PDFInfo
- Publication number
- CN204730067U CN204730067U CN201520371860.6U CN201520371860U CN204730067U CN 204730067 U CN204730067 U CN 204730067U CN 201520371860 U CN201520371860 U CN 201520371860U CN 204730067 U CN204730067 U CN 204730067U
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- light source
- led array
- dipped beam
- beam led
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
- F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
- F21S41/336—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with discontinuity at the junction between adjacent areas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/12—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Led Device Packages (AREA)
Abstract
The utility model relates to the car headlamp of a kind of distance-light one, comprise light source, free-form surface reflector, light source driving circuit, light source bracket and radiator, light source is made up of dipped beam LED array and high-beam LED array, controlled energising and the power-off of dipped beam LED array (2-1) and high-beam LED array (2-2) by light source driving circuit respectively, adjust the driving power of each LED; The reflecting curved surface of free-form surface reflector is made up of multiple free form surface, the reflecting surface of free-form surface reflector is divided into two regions: principal reflection district and auxiliary echo area, the light that principal reflection district sends for reflecting dipped beam LED array or high-beam LED array, produce the dipped beam or the far lighting that meet headlamp lighting standard respectively, auxiliary echo area is positioned at above principal reflection district, and the light for being sent by light source reflexes to road surface and the road two side areas of vehicle front close together.Compared with conventional light source car headlamp, lower power consumption more than 65%, energy-saving effect is obvious.
Description
Technical field
The utility model relates to a kind of car headlamp, particularly a kind of car headlamp of use LED as light source that far lighting can be provided also to provide lower beam illumination.
Background technology
Along with the development of solid state illumination technology, manufacturer can provide the LED that light efficiency is higher, size is less, for the design of Optical Systems for Automotive Lamps is provided convenience.For sake of convenience, in this manual the parts be made up of a light source, a reflector and (or) lens are called lamp assembly, according to the lamp assembly quantity produced needed for dipped beam and far lighting, existing automotive LED headlamp can be divided into two types: only use a lamp assembly produce the LED headlamp of dipped beam and far lighting and use multiple lamp assembly to produce the LED headlamp of dipped beam and far lighting respectively.In the scheme only using a lamp assembly, lamp assembly is made up of the baffle plate of light source, reflector, lens and Electronic control, by controlling the switch of each LED in the position of baffle plate and light source, can produce dipped beam and far lighting respectively.In the scheme using multiple lamp assembly, the free-form surface reflector that utilizes had realizes luminous intensity distribution, and the lens that utilize had realize luminous intensity distribution, and dipped beam and far lighting are respectively provided by one group of lamp assembly.
Use multiple lamp assembly to produce dipped beam respectively and far lighting can make light fixture volume increase, also cause manufacturing cost to rise; The method switching dipped beam and far lighting by controlling baffle plate adds controlling unit, also adds manufacturing cost to a certain extent.
Lower beam illumination is different with the technical requirement of far lighting, dipped beam light fixture should avoid the eyes of direct irradiation opposite vehicle driver while the road surface of illumination vehicle front closer distance, therefore specify in headlamp standard lower beam illumination should on photometric screen formation level and 15 ° of dead lines, far lighting then do not need produce dead line.The utility model only uses a lamp assembly to produce dipped beam and far lighting, utilize free form surface to realize luminous intensity distribution, and by rationally arranging the position of LED, the technical requirement of dipped beam and far lighting can be met, when opening far lighting, the dead line similar with lower beam illumination can not be produced.
Conventional light source consumption electric energy is higher, and the rated power of typical Halogen lamp LED is 55W, and xenon lamp is that 35w. uses LED significantly can reduce energy consumption.Be about 90lm/W according to the typical luminous efficiency of current LED to calculate, the utility model provides dipped beam and far lighting only to need the driving power of 12W and 9W respectively, compared with conventional light source, and economize on electricity more than 65%.
Summary of the invention
The utility model is the car headlamp that will provide a kind of distance-light one, and compared with using the car headlamp of conventional light source, lower power consumption more than 65%, energy-saving effect is obvious.
For achieving the above object, the technical solution of the utility model is: a kind of car headlamp of distance-light one, comprise light source, free-form surface reflector, light source driving circuit, light source bracket and radiator, described light source is made up of dipped beam LED array and high-beam LED array, and be connected with light source driving circuit, controlled energising and the power-off of dipped beam LED array (2-1) and high-beam LED array (2-2) by light source driving circuit respectively, adjust the driving power of each LED; The reflecting curved surface of described free-form surface reflector is made up of multiple free form surface, the reflecting surface of free-form surface reflector is divided into two regions: principal reflection district and auxiliary echo area, principal reflection district is positioned at the below of the rotation axes of symmetry place horizontal plane of free-form surface reflector (1) basal plane, for reflecting the light that dipped beam LED array or high-beam LED array send, produce the dipped beam or the far lighting that meet headlamp lighting standard respectively, auxiliary echo area is positioned at above principal reflection district, and the light for being sent by light source reflexes to road surface and the road two side areas of vehicle front close together.
Described dipped beam LED array is made up of one group of LED, be in line in the horizontal direction, the geometry symmetrical centre of dipped beam LED array is positioned on the rotation axes of symmetry of free-form surface reflector basal plane, at the near focal point of free-form surface reflector basal plane, in light source, the normal direction of each LED chip is as the primary optical axis of each LED, the primary optical axis of each LED in dipped beam LED array is parallel to each other, and is α with the angle of the rotation axes of symmetry of free-form surface reflector basal plane.
Described high-beam LED array is by A, B two groups of LED are formed, the quantity of A group LED is the half of LED quantity in dipped beam LED array, B group only comprises a LED, the primary optical axis of each LED in high-beam LED array is parallel to each other, all parallel with the primary optical axis of the LED in dipped beam LED array, high-beam LED array and dipped beam LED array are installed at grade, the angle of the normal of this plane and the rotation axes of symmetry of free-form surface reflector basal plane is α, in high-beam LED array, two groups of LED layout is on this plane: A group LED is positioned at the below of dipped beam LED array, and the right side of the geometry symmetrical centre at dipped beam LED array, orientation is parallel with the orientation of LED in dipped beam LED array, B group LED is positioned at the position on the upper side, right side of A group LED.
Described light source bracket has light source installed surface, reflector installed surface and radiator installed surface, the angle of the horizontal plane of light source installed surface and the frame of reference is β, the light source installed surface of light source bracket fixes aluminum base circuit board, aluminum base circuit board is installed dipped beam LED array, high-beam LED array and light source driving circuit, light source bracket is fixed on free-form surface reflector by reflector installed surface.
Described radiator is arranged on the back side or the top of free-form surface reflector 1, and the heat that light source produces is transmitted to radiator through light source bracket, and by heat sink radiates in surrounding environment.
The beneficial effects of the utility model are: only use a free-form surface reflector just can produce lower beam illumination and far lighting, distance-light switches the driving power of switch and the adjustment LED only needing control LED, without the need to drive motors mobile shade, mechanical construction and control system is all fairly simple, and manufacturing cost is relatively low.Compared with using the car headlamp of conventional light source, lower power consumption more than 65%, energy-saving effect is obvious.
Accompanying drawing explanation
Fig. 1 is the axonometric drawing of the car headlamp of distance-light of the present utility model one;
Fig. 2 is the sectional view of the car headlamp of distance-light of the present utility model one;
Fig. 3 is the broken section view of the car headlamp of distance-light of the present utility model one;
Fig. 4 is the relative position schematic diagram of the basal plane of free-form surface reflector, the frame of reference and dipped beam LED array;
Fig. 5 is the reflecting surface subregion schematic diagram of free-form surface reflector;
Fig. 6 is dipped beam LED array and high-beam LED array schematic layout pattern;
Fig. 7 is the equiluminous curve of the lower beam illumination that the car headlamp of distance-light of the present utility model one produces on photometric screen;
Fig. 8 is the equiluminous curve of the far lighting that the car headlamp of distance-light of the present utility model one produces on photometric screen;
Fig. 9 is light-source encapsulation and the schematic layout pattern of dipped beam LED array and high-beam LED array;
Figure 10 is the structural representation of light source bracket.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
The utility model is the car headlamp of a kind of distance-light one, as shown in Figure 1, Figure 2 and Figure 3, vehicle front lighting light fixture free-form surface reflector 1, one of described distance-light one comprises the light source 2 of dipped beam LED array 2-1 and high-beam LED array 2-2, the aluminum base circuit board 3 installing light source and light source driving circuit, light source bracket 4 and radiator 5.
The reflecting surface of free-form surface reflector 1 is spliced by multiple free form surface and forms, and each free form surface generates by the grid cell of segmentation.As shown in Figure 4, use a paraboloid of revolution 6 as basal plane when computing grid unit coordinate, to determine the position calculating starting point, the rotation axes of symmetry of basal plane is perpendicular to the photometric screen surface specified in headlamp standard.Set up the frame of reference of headlamp as follows: using through HV point and perpendicular to the straight line of photometric screen as Z axis, the intersection point of the reflecting surface of Z axis and free-form surface reflector is as the origin of coordinates, the positive direction of Z axis is point to HV point by initial point, through the horizontal plane of Z axis as X-Z plane, the positive direction of Y-axis straight up.The rotation axes of symmetry of the basal plane of free-form surface reflector, in Y-Z plane, is parallel to Z axis, and is positioned at the top of Z axis, is d. with the distance of Z axis
The reflecting surface of free-form surface reflector 1 is divided into two parts: principal reflection district and auxiliary echo area.In Figure 5, the partition method of free-form surface reflector is represented with heavy line, principal reflection district 1-1 is positioned at the below of X-Z plane, the light that principal reflection district reflection dipped beam LED array or high-beam LED array send, and produces the dipped beam or the far lighting that meet headlamp lighting standard respectively.Auxiliary echo area 1-2 is positioned at above principal reflection district, and the light sent by light source reflexes to road surface and the road two side areas of vehicle front close together.Free-form surface reflector has light source locating surface, for installing light source bracket 4.
Dipped beam LED array 2-1 is the linear array be made up of multiple LED, as shown in Figure 6, and the LED composition dipped beam LED array that 4 solid-line rectangle represent.The orientation of the LED in dipped beam LED array is parallel to the X-axis of the frame of reference, also the h-h line on photometric screen is parallel to, the geometry symmetrical centre of dipped beam LED array is positioned on the rotation axes of symmetry of the basal plane of free-form surface reflector, can overlap with the focus of the basal plane of free-form surface reflector, also can be arranged on the partial position of this basal plane focus.As shown in Figure 4, the primary optical axis of each LED of dipped beam LED array is parallel to each other, the value being α, α with the angle of frame of reference Z axis is preferably but is not limited to 120 °, makes the intersection point of the primary optical axis of each LED and free-form surface reflector reflecting surface be positioned at the zone line of free-form surface reflector reflecting surface.The illuminating effect that in dipped beam LED array, the light of the approximate cosine distribution that each LED launches produces after own curved surface reflector reflection on photometric screen as shown in Figure 7.
LED in high-beam LED array 2-2 is divided into A, B two groups, and the quantity of A group LED is the half of LED quantity in dipped beam LED array, and B group only comprises a LED.The primary optical axis of each LED in high-beam LED array is parallel to each other, and parallel with the primary optical axis of the LED in dipped beam LED array.High-beam LED array 2-2 and dipped beam LED array 2-1 are installed on identical aluminum base circuit board 3, as shown in Figure 6, be that three rectangles of dotted line represent high-beam LED array 2-2 with sideline, on aluminum base circuit board 3, the layout of high-beam LED array is: A group LED is positioned at the below of the right half part of dipped beam LED array, orientation is parallel to the X-axis of the frame of reference, also parallel with the orientation of LED in dipped beam LED array 2-1; B group LED is positioned at the position on the upper side, right side of A group LED.In above-mentioned high-beam LED array, the layout of LED can avoid the 15 ° of dead lines occurring similar lower beam illumination in far lighting, thus obtains good visual effect, as shown in Figure 8.
LED in dipped beam LED array 2-1 can adopt the form of individual packages, also the form of overall package can be adopted, as shown in Figure 9, when adopting overall package, the fluorescent material being coated in each LED chip surface is connected, is conducive to the uniformity improving illumination.In high-beam LED array 2-2, the LED of A group equally also can adopt the form of individual packages or overall package.
The aluminum base circuit board 3 installing dipped beam and high-beam LED array also has light source driving circuit, utilizes light source driving circuit can control open and close and the output power of LED in dipped beam LED array and high-beam LED array.When carrying out lower beam illumination, open the LED in dipped beam LED array.Far lighting has two kinds of working methods: standard mode and enhancement method.Under standard mode, open the LED in high-beam LED array with rated power; In the enhanced mode, open the LED in high-beam LED array and the LED in dipped beam LED array, to strengthen the illumination to vehicle front road surface simultaneously.LED wherein in high-beam LED array is with rated power work, and the driving power of the LED in dipped beam LED array, lower than rated value, makes the illumination of HV point on photometric screen be not less than 80%. of maximal illumination
Light source is arranged on free-form surface reflector by light source bracket, the metal material manufacture that light source bracket adopts heat transfer property excellent, there is light source installed surface, reflector installed surface and radiator installed surface, the angle of the horizontal plane of light source installed surface and the frame of reference is β, β=270 °-α. Fig. 1, Fig. 2, Fig. 3 and Figure 10 shows a kind of version of light source bracket, aluminum base circuit board 3 is arranged on the light source installed surface 4-1 of light source bracket, light source bracket is fixed on the light source locating surface of free-form surface reflector 1 by reflector installed surface 4-2, light source bracket and radiator 5 are at radiator installed surface 4-3 place compact siro spinning technology.
The form that radiator adopts fin form or heat pipe to combine with fin, according to the needs of headstock internal space layout, can be arranged on rear portion or the top of free-form surface reflector by radiator.
Claims (5)
1. the car headlamp of a distance-light one, comprise light source (2), free-form surface reflector (1), light source driving circuit, light source bracket (4) and radiator (5), it is characterized in that: described light source (2) is made up of dipped beam LED array (2-1) and high-beam LED array (2-2), and be connected with light source driving circuit, controlled energising and the power-off of dipped beam LED array (2-1) and high-beam LED array (2-2) by light source driving circuit respectively, adjust the driving power of each LED, the reflecting curved surface of described free-form surface reflector (1) is made up of multiple free form surface, the reflecting surface of free-form surface reflector (1) is divided into two regions: principal reflection district (1-1) and auxiliary echo area (1-2), principal reflection district (1-1) is positioned at the below of the rotation axes of symmetry place horizontal plane of free-form surface reflector (1) basal plane, for reflecting the light that dipped beam LED array or high-beam LED array send, produce the dipped beam or the far lighting that meet headlamp lighting standard respectively, auxiliary echo area (1-2) is positioned at top, principal reflection district (1-1), light for being sent by light source reflexes to road surface and the road two side areas of vehicle front close together.
2. the car headlamp of distance-light one according to claim 1, it is characterized in that: described dipped beam LED array (2-1) is made up of one group of LED, be in line in the horizontal direction, the geometry symmetrical centre of dipped beam LED array (2-1) is positioned on the rotation axes of symmetry of free-form surface reflector (1) basal plane, at the near focal point of free-form surface reflector (1) basal plane, in described light source (2), the normal direction of each LED chip is as the primary optical axis of each LED, the primary optical axis of each LED in dipped beam LED array (2-1) is parallel to each other, α is with the angle of the rotation axes of symmetry of free-form surface reflector (1) basal plane.
3. the car headlamp of distance-light one according to claim 1, it is characterized in that: described high-beam LED array (2-2) is by A, B two groups of LED are formed, the quantity of A group LED is the half of LED quantity in dipped beam LED array (2-1), B group only comprises a LED, the primary optical axis of each LED in high-beam LED array (2-2) is parallel to each other, all parallel with the primary optical axis of the LED in dipped beam LED array (2-1), high-beam LED array (2-2) and dipped beam LED array (2-1) are installed at grade, the angle of the rotation axes of symmetry of the normal of this plane and free-form surface reflector (1) basal plane is α, in high-beam LED array (2-2), two groups of LED layout is on this plane: A group LED is positioned at the below of dipped beam LED array (2-1), and the right side of the geometry symmetrical centre at dipped beam LED array (2-1), orientation is parallel with the orientation of LED in dipped beam LED array (2-1), B group LED is positioned at the position on the upper side, right side of A group LED.
4. the car headlamp of distance-light one according to claim 1, it is characterized in that: described light source bracket (4) has light source installed surface (4-1), reflector installed surface (4-2) and radiator installed surface (4-3), light source installed surface (4-1) is β with the angle of the horizontal plane of the frame of reference, the upper fixing aluminum base circuit board of light source installed surface (4-1) of light source bracket, aluminum base circuit board is installed dipped beam LED array (2-1), high-beam LED array (2-2) and light source driving circuit, light source bracket (4) is fixed on free-form surface reflector (1) by reflector installed surface (4-2).
5. the car headlamp of distance-light one according to claim 1, it is characterized in that: described radiator (5) is arranged on the back side or the top of free-form surface reflector (1), heat for being produced by light source (2) is transmitted to radiator (5) through light source bracket (4), and is dispersed in surrounding environment by radiator (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371860.6U CN204730067U (en) | 2015-06-02 | 2015-06-02 | The car headlamp of distance-light one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371860.6U CN204730067U (en) | 2015-06-02 | 2015-06-02 | The car headlamp of distance-light one |
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| CN204730067U true CN204730067U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520371860.6U Expired - Fee Related CN204730067U (en) | 2015-06-02 | 2015-06-02 | The car headlamp of distance-light one |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841065A (en) * | 2016-05-13 | 2016-08-10 | 重庆长星光电子制造有限公司 | Light source module of general LED headlamp |
| CN107355732A (en) * | 2017-09-08 | 2017-11-17 | 江苏富新电子照明科技有限公司 | A kind of more curved surface dipped beam reflective mirrors of LED lens group |
| CN108302445A (en) * | 2016-08-28 | 2018-07-20 | 常州星宇车灯股份有限公司 | The full LED distance light lamp module of high efficiency smart matrix form |
| CN108302485A (en) * | 2017-09-13 | 2018-07-20 | 上海小糸车灯有限公司 | Car light intelligent illuminating system, vehicle lamp assembly and automobile |
| CN108534085A (en) * | 2018-05-10 | 2018-09-14 | 华域视觉科技(上海)有限公司 | A kind of speculum for PES dipped beam modules |
| CN108569196A (en) * | 2017-06-27 | 2018-09-25 | 常州星宇车灯股份有限公司 | A kind of intelligent vehicle head lamp lighting device based on SFV and DLP |
| CN109581734A (en) * | 2017-09-06 | 2019-04-05 | 矢崎总业株式会社 | Backlight unit and head-up display equipment |
| CN109681843A (en) * | 2019-02-26 | 2019-04-26 | 华域视觉科技(上海)有限公司 | Car light mould group and the automobile for applying it |
| CN109812769A (en) * | 2019-02-18 | 2019-05-28 | 华域视觉科技(上海)有限公司 | A kind of LED car lamp and its distance light mould group |
| CN109869688A (en) * | 2017-12-05 | 2019-06-11 | Lg电子株式会社 | Vehicle lamp and vehicle |
| CN113551200A (en) * | 2021-07-24 | 2021-10-26 | 深圳市希尔光学技术有限公司 | Reflecting cup of riding vehicle based on curved surface block array and system for manufacturing reflecting cup |
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2015
- 2015-06-02 CN CN201520371860.6U patent/CN204730067U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841065A (en) * | 2016-05-13 | 2016-08-10 | 重庆长星光电子制造有限公司 | Light source module of general LED headlamp |
| CN105841065B (en) * | 2016-05-13 | 2019-03-05 | 重庆长星光电子制造有限公司 | A kind of Universal LED headlamp light source mould group |
| CN108302445A (en) * | 2016-08-28 | 2018-07-20 | 常州星宇车灯股份有限公司 | The full LED distance light lamp module of high efficiency smart matrix form |
| CN108569196A (en) * | 2017-06-27 | 2018-09-25 | 常州星宇车灯股份有限公司 | A kind of intelligent vehicle head lamp lighting device based on SFV and DLP |
| CN109581734A (en) * | 2017-09-06 | 2019-04-05 | 矢崎总业株式会社 | Backlight unit and head-up display equipment |
| CN109581734B (en) * | 2017-09-06 | 2021-11-05 | 矢崎总业株式会社 | Backlight unit and head-up display device |
| CN107355732A (en) * | 2017-09-08 | 2017-11-17 | 江苏富新电子照明科技有限公司 | A kind of more curved surface dipped beam reflective mirrors of LED lens group |
| CN108302485A (en) * | 2017-09-13 | 2018-07-20 | 上海小糸车灯有限公司 | Car light intelligent illuminating system, vehicle lamp assembly and automobile |
| CN109869688A (en) * | 2017-12-05 | 2019-06-11 | Lg电子株式会社 | Vehicle lamp and vehicle |
| CN109869688B (en) * | 2017-12-05 | 2021-06-04 | Zkw集团有限责任公司 | Vehicle lamp and vehicle |
| CN108534085A (en) * | 2018-05-10 | 2018-09-14 | 华域视觉科技(上海)有限公司 | A kind of speculum for PES dipped beam modules |
| CN108534085B (en) * | 2018-05-10 | 2023-05-30 | 华域视觉科技(上海)有限公司 | Reflecting mirror for PES (polyether sulfone) dipped beam module |
| CN109812769A (en) * | 2019-02-18 | 2019-05-28 | 华域视觉科技(上海)有限公司 | A kind of LED car lamp and its distance light mould group |
| CN109812769B (en) * | 2019-02-18 | 2024-02-09 | 华域视觉科技(上海)有限公司 | LED car lamp and high beam module thereof |
| CN109681843A (en) * | 2019-02-26 | 2019-04-26 | 华域视觉科技(上海)有限公司 | Car light mould group and the automobile for applying it |
| CN113551200A (en) * | 2021-07-24 | 2021-10-26 | 深圳市希尔光学技术有限公司 | Reflecting cup of riding vehicle based on curved surface block array and system for manufacturing reflecting cup |
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