CN210197182U - Light guide element, vehicle lighting device and automobile - Google Patents
Light guide element, vehicle lighting device and automobile Download PDFInfo
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- CN210197182U CN210197182U CN201920717057.1U CN201920717057U CN210197182U CN 210197182 U CN210197182 U CN 210197182U CN 201920717057 U CN201920717057 U CN 201920717057U CN 210197182 U CN210197182 U CN 210197182U
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- light
- light guide
- guide element
- lens
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- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/27—Thick lenses
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- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/24—Light guides
-
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/255—Lenses with a front view of circular or truncated circular outline
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- 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
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to an automobile lamp specifically discloses a light guide element, including at least one spotlight structure (201), leaded light district (203) and play light zone (204) that set gradually, the rear end in leaded light district (203) with the front end of spotlight structure (201) links to each other, go out light zone (204) be formed in the front end in leaded light district (203), the lower surface in leaded light district (203) is equipped with reflecting region (202), the front end edge of reflecting region (202) is formed with cut-off line structure (205). Furthermore, the utility model discloses still disclose including vehicle lighting device and car of leaded light component. The utility model discloses a light guide element compact structure, small, optical efficiency is high.
Description
Technical Field
The utility model relates to an automobile lamp specifically, relates to a light guide element. Furthermore, the utility model discloses still relate to a vehicle lighting device and car.
Background
In the current car light technique, traditional light sources such as halogen bulb, high pressure discharge lamp are all adopted to a lot of light sources, these halogen bulb or high pressure discharge lamp are in the use of car light, need cooperate the speculum combined action mostly, utilize the speculum to reflect the light that halogen bulb or high pressure discharge lamp jetted out, just can obtain the light shape and the effect of shining that need, and the car light that adopts the speculum is not only bulky, and light is more at reflection in-process loss, optical efficiency is low, the illuminating effect is unsatisfactory.
With the development of vehicle light source technology and LED light source technology, LED light sources have gradually replaced traditional light sources such as halogen bulbs and high-pressure discharge lamps. The LED light source has the following advantages: firstly, energy conservation and environmental protection: the LED light source belongs to a cold light source, the power consumption is low, and the energy is saved by more than 70% compared with the traditional light source; secondly, the service life is long: the LED light source does not have the defects of easy burning of filament, thermal deposition, light decay and the like, and under proper current and voltage, the service life can reach 6-10 ten thousand hours, which is more than 10 times longer than that of the traditional light source; thirdly, the brightness is high; fourthly, the stability is good, the anti-seismic performance is strong: the resin is packaged, so that the packaging box is not easy to crack and is easy to store and transport; fifthly, the luminous purity is high, the color is bright, light filtering by a lampshade is not needed, and the light wave error is within 10 nanometers; sixthly, the reaction speed is high: the bulb can emit light within microseconds without hot start time, and the traditional bulb with a glass bulb has 0.3 second delay. Therefore, the LED light source tends to replace the traditional light source. However, compared with the development of LED light sources, the development of the structure of the optical element used in cooperation with the LED light source is relatively lagged behind, the optical element technology such as the reflective mirror applied to the conventional light source cannot completely adapt to the LED light source and the future vehicle lamp technology of the laser light source, and meanwhile, the optical element used by the conventional light source has a large volume, a complex structure, a high manufacturing cost, a low optical efficiency and an unsatisfactory lighting effect, and is difficult to adapt to the high requirements of the current consumers on the vehicle lamp shape.
For the above reasons, it is difficult for the prior art to effectively ensure that the light emitted from the light source in the lighting device passes through the primary optical element to have various light shapes, the optical efficiency is not high, the lighting effect is not ideal enough, and the lighting effect of the car lamp is affected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the problem that at first will solve provides a light guide element, and this light guide element can effectively improve light shape, increases light shape form, improves optical efficiency.
Furthermore, the utility model discloses the problem that still remains to solve provides a vehicle lighting device, and the leaded light component in this vehicle lighting device can effectively improve light shape, increases light shape form, improves optical efficiency, excellent in use effect.
Further, the to-be-solved problem of the present invention is to provide a car, the light shape of the car lighting device of this car is diversified, the optical efficiency is high, and the car light illuminating effect is good.
In order to solve the technical problem, the utility model provides an aspect provides a light guide element, including at least one spotlight structure, leaded light district and the play light zone that sets gradually, the rear end in leaded light district with the front end of spotlight structure links to each other, go out the light zone be formed in the front end in leaded light district, the lower surface in leaded light district is equipped with the reflection area, the front end edge in reflection area is formed with the cut-off line structure.
As a preferred structure of the present invention, the light-gathering structure is a hollow structure, and the outer contour of the light-gathering structure is a curved structure gradually increased from the rear end to the front end.
More preferably, the reflection region is a planar structure or a convex curved structure with a central region convex outwards.
As another preferred structure of the present invention, the stop line structure is a straight line structure or a continuous smooth curve.
The utility model discloses another aspect still provides a vehicle lighting device, including light source, leaded light component and lens, leaded light component is according to any one of above-mentioned technical scheme leaded light component, light source, leaded light component and lens distribute in proper order, the spotlight structure is close to the light source, it keeps away from to go out the light zone the light source.
As a specific structural form of the present invention, the light source is an LED light source, the light source and the light-gathering structure are arranged in a one-to-one correspondence.
More specifically, the number of the light sources is 1-6, and the number of the light-gathering structures is equal to the number of the light sources.
As another specific structure form of the present invention, the lens is disposed at the front end of the light guide element, and the length of the light guide element from the rear end to the front end is 10-80 mm; or the lens and the light guide element are formed into a whole, and the total length from the rear end of the light guide element to the front end of the lens is less than or equal to 150 mm.
Further specifically, the lens is a biconvex lens or a plano-convex lens; or the front end of the lens is formed into an outer convex curved surface after the rear end of the lens is connected with the front end of the light guide element.
Further, on the basis of the above technical scheme of the utility model, the utility model discloses still provide an automobile, this automobile has according to any one of above-mentioned technical scheme vehicle lighting device.
Through the technical scheme, the utility model discloses a light guide element is including at least one spotlight structure, leaded light district and the play light zone that sets gradually, the rear end in leaded light district with the front end of spotlight structure links to each other, go out the light zone form in the front end in leaded light district, the lower surface in leaded light district is equipped with the reflection district, the front end edge in reflection district is formed with the cut-off line structure. The utility model discloses a light that light guide element penetrated through spotlight structure gathering light source, then further inject the light of collecting in the spotlight structure in the light guide element through the leaded light district, the rethread reflection zone reflects the light that gets into light guide element, last light is jetted out by light area, increase with this and adjust and get into lens light, and locate reflection zone front end edge can adjust the light shape of outgoing for having the light shape of certain border by the line structure, the control gets into the light shape of lens, with this stability and the diversification of guaranteeing light, and optical efficiency has been improved. Additionally, the utility model provides a vehicle lighting device, this vehicle lighting device includes light guide element, this light guide element is small, simple structure, optics is efficient, and the light-emitting is effectual. Further, the utility model provides a car, this car includes the utility model discloses a vehicle lighting device, this car light optics are efficient, the diversified degree of light shape is high, illuminating effect is good.
Drawings
Fig. 1 is a schematic perspective view of a vehicle lamp lighting device according to a first embodiment of the present invention;
fig. 2 is a schematic perspective view of a vehicle lamp lighting device according to a first embodiment of the present invention;
fig. 3 is a plan view of a vehicular lamp lighting device according to a first embodiment of the present invention;
fig. 4 is a schematic longitudinal sectional view of a vehicle lamp lighting device according to a first embodiment of the present invention;
fig. 5 is a schematic structural view of a stop line structure according to a first embodiment of the present invention;
fig. 6 is a schematic perspective view of a vehicle lamp lighting device according to a second embodiment of the present invention;
fig. 7 is a schematic perspective view of a vehicular lamp lighting device according to a second embodiment of the present invention;
fig. 8 is a plan view of a vehicular lamp lighting device according to a second embodiment of the present invention;
fig. 9 is a schematic longitudinal sectional view of a vehicular lamp lighting device according to a second embodiment of the present invention;
fig. 10 is a schematic structural view of a stop line structure according to a second embodiment of the present invention;
fig. 11 is a schematic perspective view of a vehicular lamp lighting device according to a third embodiment of the present invention;
fig. 12 is a schematic perspective view of a vehicular lamp lighting device according to a fourth embodiment of the present invention;
fig. 13 is a schematic perspective view of a vehicular lamp lighting device according to a fourth embodiment of the present invention;
fig. 14 is a schematic longitudinal sectional view of a light guide element according to a second embodiment of the present invention.
Description of the reference numerals
1 light source 2 light guide element
201 light-concentrating structure 202 reflective region
203 light guide region 204 light outlet region
205 stop line structure 3 lens
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
It should be noted that, in the following description, for clearly explaining the technical solution of the present invention, certain directional terms, such as "rear end" and "front end", are used to refer to the meaning of the directional terms of the light emitting path, for example, taking the light guide element as an example, one end of the light guide element close to the light source is the rear end, and the other end of the light guide element far away from the light source is the front end; it can also be understood that the end where the light enters is the rear end, the end where the light exits is the front end, that is, the end where the light-gathering structure is located is the rear end, and the end where the light-exiting region is located is the front end. The light emitting direction in the present invention refers to a direction in which light emitted from the light source propagates through the light guide element toward the lens, i.e., a propagation path of the light.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, either internally or in any combination thereof. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 4, fig. 9 and fig. 14, the utility model discloses a light guide element is including at least one spotlight structure 201, light guide region 203 and the play light zone 204 that sets gradually, the rear end of light guide region 203 with the front end of spotlight structure 201 links to each other, go out light zone 204 be formed in the front end of light guide region 203, the lower surface of light guide region 203 is equipped with reflecting region 202, the front end edge of reflecting region 202 is formed with cut-off line structure 205.
As a specific structural form of the present invention, the light condensing structure 201 is a hollow structure, and the external profile of the light condensing structure 201 is a curved structure gradually increased from the rear end to the front end. The structure can ensure that the light emitted by the corresponding light source is well surrounded and collected, and the curved surface with the gradually increased peripheral outline reflects and collimates the light collected in the hollow center.
More specifically, the reflective region 202 is a planar structure or a convex curved structure with a central region protruding outward. The structure of the reflecting region 202 can be changed to adapt to the change of the properties of the light-gathering structure 201, and can play a better role in reflecting light.
In fig. 5 and 10, as another specific structure form of the present invention, the stop line structure 205 is a straight line structure or a continuous smooth curve. The designer can adjust the cut-off line structure 205 according to the light shape requirement, and the cut-off line structure 205 is disposed at the front edge of the reflective region 205, so that the adjustment is convenient and fast, and the production cost is not increased by adjusting the cut-off line structure 205. Whereas the cut-off line structure 205 shown in fig. 5 and 10 has a shape with a certain step difference on both sides, such a cut-off line structure is generally used for forming the light shape of a low beam; in addition, the cut-off line structure 205 may also be provided as an arc line or a straight line having no step difference, which is generally used to form the auxiliary low beam.
The propagation path of light in the light guide element is briefly described here: the light is collected by the light-gathering structure 201, wherein a part of the light is emitted from the light-emitting region 203 after passing through the light-guiding region 203, another part of the light is irradiated to the reflecting region 202 after passing through the light-guiding region 203, and is emitted from the light-emitting region 203 after being reflected by the reflecting region 202, wherein the light emitted from the cut-off line structure 205 at the front end of the reflecting region 202 forms a lower boundary of the emitted light. Light propagates in the light guide element, and the light that jets out from the light guide element lower part can be reflected back to the light guide element again without setting up the speculum in addition, not only can reduce the volume of light guide element, can also improve the light utilization ratio to improve optical element's optical efficiency.
Additionally, the utility model provides a vehicle lighting device, including light source 1, leaded light component 2 and lens 3, leaded light component 2 is according to any one of above-mentioned technical scheme leaded light component, light source 1, leaded light component 2 and lens 3 distribute in proper order, spotlight structure 201 is close to light source 1, it keeps away from to go out light zone 204 light source 1.
The light emitted from the light source 1 first passes through the light guide element 2, then passes through the lens 3 and then is emitted, and the light emitted from the lens 3 is the light shape required by the car lamp. Since the light-gathering structure 201 is close to the light source 1, the light emergent area 204 is far away from the light source 1, therefore, the light emitted from the light source 1 first enters the light-gathering structure 201 on the light-guiding element 2, the light-gathering structure 201 can collect as much light emitted from the light source 1 as possible, and a part of the light passes through the light-guiding region 203 and then is emitted from the light-emitting region 204, and enters the lens 3, another part of the light passes through the light guide region 203 and then is emitted to the reflection region 202, the light passes through the reflection region 202 and then is emitted from the light guide region 203 to the light emergent region 204, and the light is emitted from the light emergent region 204 and then enters the lens 3, so that the original light is prevented from being reflected by a reflector after passing through the light guide region 203, the loss of light can be reduced, the structure of the optical element is simplified, the size of the vehicle lighting device is reduced, the light utilization rate is improved, and the optical efficiency is improved.
As a preferred structure of the present invention, the light source 1 is an LED light source, and the light source 1 corresponds to the light-gathering structure 201 one to one.
More preferably, the number of the light sources 1 is 1-6, and the number of the light-condensing structures 201 is equal to the number of the light sources 1.
As another preferred structure form of the present invention, the lens 3 is disposed at the front end of the light guide element 2, and the length of the light guide element 2 from the rear end to the front end is 10-80 mm.
Alternatively, the lens 3 is formed integrally with the light guide element 2, and the total length from the rear end of the light guide element 2 to the front end of the lens 3 is less than or equal to 150 mm.
More preferably, the lens 3 is a biconvex lens or a plano-convex lens.
Alternatively, the rear end of the lens 3 is connected with the front end of the light guide element 2, and the front end of the lens 3 is formed into an outer convex curved surface.
In the first embodiment shown in fig. 1 to 4, the number of the light sources 1 is 6, correspondingly, the number of the light collecting structures 201 is 6, the light guide element 2 is formed by polymethyl methacrylate with a refractive index of 1.5, the lens 3 is formed by soft glass with a refractive index of 1.523, and in the prior art, the light guide element 2 and the lens 3 may be formed by other transparent plastics, glass or silica gel, and the common properties of these materials, such as transparency and high transmittance, are mainly used here.
In the second embodiment shown in fig. 6 to 10, compared to the first embodiment, the lens 3 in the second embodiment is a plano-convex lens, the light guide element 2 is made of soft glass with a refractive index of 1.523, the length of the light guide element 2 is about 40mm, and the number of the light sources 1 and the number of the light collecting structures 201 are 3. The lens 3 of the second embodiment is smaller and has a length and width of about 20 mm. Compared with the first embodiment, the number of the light sources 1 is reduced by half, and the lighting intensity that can be realized is limited, and the structure of this embodiment is generally suitable for forming the light shape of a local low beam, for example, the structure can be used for forming a main low beam or an auxiliary low beam, wherein the main low beam is generally a low beam mainly used for improving the lighting intensity, and the auxiliary low beam is generally a light shape used for improving the lighting width.
In the vehicle lighting device of the second embodiment, since the size of the lens 3 and the light guide element 2 are reduced, the vehicle lighting device can be adapted to a more compact vehicle lamp model, for example, the lighting device can be arranged in a plurality of models in the vehicle lamp, and the lighting function of the low beam is realized by the matching of the main low beam and the auxiliary low beam.
In the third embodiment shown in fig. 11, the number of the light sources 1 and the light condensing structures 201 of the third embodiment is 1 compared to that of the second embodiment. The overall length of the light-guiding element 2 in this configuration is further reduced to about 15mm, and correspondingly the size of the lens 3 is reduced to about 10mm in length and width. The change in size can adapt to a smaller car lamp shape and make a narrow visual effect, so that the car lamp shape is cool and more scientific and technological. And in the utility model discloses in, simple size does not belong to the protection scope, the utility model discloses need protect this writing the optical device that the structure represented, technical personnel in the field can change the size through the figurative design of adaptation, also perhaps be in the structure basis on increase other characteristics, also belong to the protection scope of the utility model.
In the fourth embodiment shown in fig. 12 to 14, compared to the above three embodiments, the fourth embodiment integrates the light guide element 2 and the lens 3. Thus, the optical element in the vehicle lighting device of the present invention is one piece, and the light guide element of the integral structure further reduces the size of the vehicle lamp lighting device. In the light guide element 2 with the integral structure, the light emitting surface 204 is a surface at the front end of the lens 3, and the cut-off line structure 205 is an intersection line formed after the reflection region 202 intersects with the rear end of the lens 3. Unlike the three embodiments, the cut-off line structure 205 of the three embodiments is at the front end of the lower surface of the light guide element 2, and the cut-off line structure 205 of the fourth embodiment is an intersection line formed at the intersection of the reflective region and the rear end of the lens 3.
Further, the utility model also provides an automobile, this automobile have according to any one of above-mentioned technical scheme vehicle lighting device.
As can be seen from the above description, the utility model discloses a light guide element 2 is including at least one spotlight structure 201, leaded light district 203 and the play light zone 204 that sets gradually, the rear end of leaded light district 203 with the front end of spotlight structure 201 links to each other, go out light zone 204 be formed with the front end of leaded light district 203, the lower surface of leaded light district 203 is equipped with reflecting region 202, the front end edge of reflecting region 202 is formed with cut-off line structure 205. The utility model discloses a light that light guide element 2 penetrated through spotlight structure 201 gathering light source 1, then gather light further in light guide element 2 through light guide region 203 with gathering light structure 201 collected, rethread reflecting region 202 reflects the light that gets into light guide element 2, last light jets out by light emergent area 204, increase and adjust the light that gets into lens 3 with this, and locate the light shape that the light shape adjustment of going out can be for having certain border to the line structure 205 of cutting off at reflecting region 202 front end edge, the control gets into lens 3's light shape, with this stability and the diversification of guaranteeing light, optical efficiency is improved. Additionally, the utility model provides a vehicle lighting device, this vehicle lighting device includes leaded light component 2, this leaded light component 2's volume is less, simple structure, optics is efficient, and the light-emitting is effectual. Further, the utility model provides a car, this car includes the utility model discloses a vehicle lighting device, this car light optics are efficient, the diversified degree of light shape is high, illuminating effect is good.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (10)
1. The light guide element is characterized by comprising at least one light gathering structure (201), a light guide region (203) and a light outgoing region (204) which are sequentially arranged, wherein the rear end of the light guide region (203) is connected with the front end of the light gathering structure (201), the light outgoing region (204) is formed at the front end of the light guide region (203), a reflection region (202) is arranged on the lower surface of the light guide region (203), and a cut-off line structure (205) is formed on the edge of the front end of the reflection region (202).
2. The light guide element according to claim 1, wherein the light gathering structure (201) is a hollow structure, and the outer contour of the light gathering structure (201) is a curved structure gradually increasing from the rear end to the front end.
3. A light-guiding element as claimed in claim 1 or 2, characterized in that the reflecting area (202) is of a planar structure or of a convexly curved structure with a central region which is convex outwards.
4. The light-guiding element of claim 1, wherein the cut-off line structure (205) is a straight line structure or a continuous smooth curve structure.
5. A vehicle lighting device comprising a light source (1), a light guide element (2) and a lens (3), wherein the light guide element (2) is the light guide element according to any one of claims 1 to 4, the light source (1), the light guide element (2) and the lens (3) are distributed in sequence, the light gathering structure (201) is close to the light source (1), and the light exiting area (204) is far away from the light source (1).
6. The vehicle lighting device according to claim 5, wherein the light sources (1) are LED light sources, and the light sources (1) are arranged in one-to-one correspondence with the light condensing structures (201).
7. The vehicle lighting device according to claim 6, wherein the number of the light sources (1) is 1-6, and the number of the light condensing structures (201) is equal to the number of the light sources (1).
8. The vehicle lighting device according to claim 5, wherein the lens (3) is provided at a front end of the light guide element (2), and a length of the light guide element (2) from a rear end to the front end is 10-80 mm; or
The lens (3) and the light guide element (2) are formed into a whole, and the total length from the rear end of the light guide element (2) to the front end of the lens (3) is less than or equal to 150 mm.
9. The vehicle lighting device according to claim 8, wherein the lens (3) is a biconvex lens or a plano-convex lens; or
The rear end of the lens (3) is connected with the front end of the light guide element (2), and the front end of the lens (3) is formed into an outer convex curved surface.
10. An automobile characterized by comprising the vehicle lighting device according to any one of claims 5 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920717057.1U CN210197182U (en) | 2019-05-17 | 2019-05-17 | Light guide element, vehicle lighting device and automobile |
| PCT/CN2019/111248 WO2020232956A1 (en) | 2019-05-17 | 2019-10-15 | Light guide element, vehicle lighting device and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920717057.1U CN210197182U (en) | 2019-05-17 | 2019-05-17 | Light guide element, vehicle lighting device and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210197182U true CN210197182U (en) | 2020-03-27 |
Family
ID=69874571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920717057.1U Active CN210197182U (en) | 2019-05-17 | 2019-05-17 | Light guide element, vehicle lighting device and automobile |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN210197182U (en) |
| WO (1) | WO2020232956A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266795A (en) * | 2020-11-16 | 2021-08-17 | 华域视觉科技(上海)有限公司 | Optical device for vehicle lamp, vehicle lighting device, and vehicle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005017528A1 (en) * | 2004-08-27 | 2006-03-09 | Osram Opto Semiconductors Gmbh | Illuminant with predetermined emission characteristic and primary optic element for a light source |
| DE102006044641A1 (en) * | 2006-09-19 | 2008-03-27 | Schefenacker Vision Systems Germany Gmbh | Light unit with LED, light guide and secondary lens |
| JP6131724B2 (en) * | 2013-06-11 | 2017-05-24 | スタンレー電気株式会社 | Vehicle lighting |
| CN104832859B (en) * | 2015-05-29 | 2018-08-07 | 奇瑞汽车股份有限公司 | A kind of headlamp of distance-light one |
| FR3051541B1 (en) * | 2016-05-18 | 2020-04-17 | Valeo Vision | LED PROJECTOR WITH CUT-OUT DIOPTRE FOR VEHICLES |
-
2019
- 2019-05-17 CN CN201920717057.1U patent/CN210197182U/en active Active
- 2019-10-15 WO PCT/CN2019/111248 patent/WO2020232956A1/en not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266795A (en) * | 2020-11-16 | 2021-08-17 | 华域视觉科技(上海)有限公司 | Optical device for vehicle lamp, vehicle lighting device, and vehicle |
| WO2022100057A1 (en) * | 2020-11-16 | 2022-05-19 | 华域视觉科技(上海)有限公司 | Optical device for vehicle lamp, vehicle lighting device, and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020232956A1 (en) | 2020-11-26 |
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