CN220770931U - Optical structure, car lamp - Google Patents
Optical structure, car lamp Download PDFInfo
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- CN220770931U CN220770931U CN202322567293.9U CN202322567293U CN220770931U CN 220770931 U CN220770931 U CN 220770931U CN 202322567293 U CN202322567293 U CN 202322567293U CN 220770931 U CN220770931 U CN 220770931U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 30
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001746 injection moulding Methods 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004297 night vision Effects 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Abstract
The utility model discloses an optical structure and a car lamp, wherein the optical structure comprises: the light emitting device comprises a light homogenizing sheet and a thick-wall piece, wherein the thick-wall piece is positioned on the light emitting side of the light homogenizing sheet; wherein, even piece and thick wall spare integrated injection moulding, even piece and thick wall spare laminating mutually. According to the utility model, the light homogenizing sheet and the thick-wall piece are integrally injection molded, and are attached to each other, so that the assembly precision between the light homogenizing sheet and the thick-wall piece can be improved during installation, the light emitting effect of the car lamp can be improved, and when the car lamp is used, because the light homogenizing sheet is attached to the thick-wall piece, no gap exists between the light homogenizing sheet and the thick-wall piece, light passing through the light homogenizing sheet is directly emitted through the thick-wall piece, and compared with the conduction mode that the light passes through the light homogenizing sheet and enters the air and is emitted through the thick-wall piece, the loss caused by the light passing through an air medium can be avoided, and the light emitting efficiency of the car lamp is improved.
Description
Technical Field
The utility model relates to the technical field of automobile lamps, in particular to an optical structure and an automobile lamp.
Background
The car lamp is a lighting tool for the car to run on the road at night, and is also a prompting tool for sending various running signals. Vehicle lamps are generally classified into head lamps, tail lamps, turn signals, and the like. With the development of technology, the vehicle lamp is not satisfied with the functional requirements of illumination indication. The importance of a vehicle lamp to the appearance of an automobile is just as important as the eyes of a person to the image of a person. In recent years, with the progress of industrial manufacturing capability and chemical capability, lamps are continuously upgraded, and from the initial development of pure illumination to the current use of night vision, decoration, brand characteristics and the like, more and more automobile manufacturers require that the lamps be delicate and attractive in both static and lighted states. At present, thick-wall parts are increasingly applied to automobile lamps and lanterns, and the luminous process is: light emitted by the light source is reflected by the reflector and then emitted out through the light emitting surface of the thick-wall member, and in order to optimize the light emitting effect (uniform light emission) of the vehicle lamp, a light homogenizing sheet is added between the reflector and the thick-wall member.
The current light homogenizing piece is two independent individuals with thick wall spare, when the installation, needs to install the light homogenizing piece earlier, at the thick wall spare of installation, so operation, can increase the installation step of car light, and then can influence the installation effectiveness of car light, simultaneously, can influence the assembly precision between light homogenizing piece and the thick wall spare, and then can influence the light-emitting effect of car light, when using, can have the clearance between light homogenizing piece and the thick wall spare, can influence the light-emitting efficiency of car light.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to solve the technical problems of poor light emitting effect and low light emitting efficiency of the existing car lamp, the utility model provides an optical structure and a car lamp.
The technical scheme adopted for solving the technical problems is as follows: an optical structure, comprising: the light emitting device comprises a light homogenizing sheet and a thick-wall piece, wherein the thick-wall piece is positioned on the light emitting side of the light homogenizing sheet; the light homogenizing piece and the thick-wall piece are integrally injection molded, and the light homogenizing piece is attached to the thick-wall piece.
Therefore, the light homogenizing sheet and the thick-wall piece are integrally injection molded, the light homogenizing sheet is attached to the thick-wall piece, when the light homogenizing sheet is installed, compared with an installation mode of firstly installing the light homogenizing sheet and then installing the thick-wall piece, the installation step can be simplified, the installation efficiency is improved, meanwhile, the assembly precision between the light homogenizing sheet and the thick-wall piece can be improved, and furthermore, the light emitting effect of the car lamp can be improved.
Further, a first light incident surface and a first light emergent surface are respectively arranged on the left side and the right side of the light homogenizing sheet.
Further, the left side and the right side of the thick-wall piece are respectively provided with a second light incident surface and a second light emergent surface.
Further, the first light emitting surface is attached to the second light entering surface. This ensures that the light distribution sheet is bonded to the thick material.
Further, the first light incident surface is a plane or a curved surface. Thus, the optical performance of the lamp can be improved.
Further, the second light emitting surface is a plane or a curved surface. Thus, the optical performance of the lamp can be improved, and the aesthetic property of the lamp can be improved.
Further, the upper side and the lower side of the thick-wall piece are respectively provided with an upper end face and a lower end face.
Further, the upper end face and the lower end face are both provided with dermatoglyph. This can improve the aesthetic appearance of the lamp.
The utility model also provides a car lamp comprising the optical structure.
Compared with the prior art, the utility model has the beneficial effects that:
the light homogenizing sheet is integrally injection molded with the thick-wall piece, and the light homogenizing sheet is attached to the thick-wall piece, when the light homogenizing sheet is installed, compared with an installation mode of installing the light homogenizing sheet and then installing the thick-wall piece, the installation step can be simplified, the installation efficiency is improved, meanwhile, the assembly precision between the light homogenizing sheet and the thick-wall piece can be improved, and further the light emitting effect of the car lamp can be improved.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of an optical structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of an optical structure according to the present utility model;
FIG. 3 is a schematic structural diagram of a light homogenizing sheet according to the present utility model;
fig. 4 is a schematic structural view of the thick-walled member of the present utility model.
In the figure: 1. a light homogenizing sheet; 101. a first light incident surface; 102. a first light-emitting surface; 2. a thick-walled member; 201. a second light incident surface; 202. a second light-emitting surface; 203. an upper end surface; 204. a lower end surface.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 4, an optical structure includes: the light-emitting device comprises a light-homogenizing sheet 1 and a thick-wall member 2, wherein the thick-wall member 2 is positioned on the light-emitting side of the light-homogenizing sheet 1; wherein, dodging piece 1 and thick wall spare 2 integrated injection moulding, dodging piece 1 and thick wall spare 2 laminating mutually. Therefore, the light homogenizing sheet 1 and the thick-wall piece 2 are integrally injection molded, the light homogenizing sheet 1 and the thick-wall piece 2 are attached, during installation, compared with an installation mode of firstly installing the light homogenizing sheet 1 and then installing the thick-wall piece 2, installation steps can be simplified, installation efficiency is improved, meanwhile, assembly precision between the light homogenizing sheet 1 and the thick-wall piece 2 can be improved, and further, the light emitting effect of a car lamp can be improved, when the car lamp is used, because the light homogenizing sheet 1 is attached to the thick-wall piece 2, a gap does not exist between the light homogenizing sheet 1 and the thick-wall piece 2, light passing through the light homogenizing sheet 1 is directly emitted through the thick-wall piece 2, compared with a conduction mode of the light passing through the light homogenizing sheet 1 and then entering air, and the light emitting efficiency of the car lamp can be improved due to loss caused by the light passing through an air medium in a conduction mode.
Specifically, the light homogenizing sheet 1 is made of a diffusion material (for example, polycarbonate AL2407 021189), and the thick-wall member 2 is made of a transparent optical material (for example, polycarbonate LED2245 550207).
In this embodiment, the first light incident surface 101 and the first light emitting surface 102 are respectively disposed on the left and right sides of the light homogenizing sheet 1, and the first light incident surface 101 is a plane or a curved surface. Thus, the optical performance of the lamp can be improved.
Specifically, the first light incident surface 101 may further increase an optical surface or a dermatoglyph structure according to optical requirements.
In this embodiment, the left and right sides of the thick-wall member 2 are respectively provided with a second light incident surface 201 and a second light emergent surface 202, the upper and lower sides of the thick-wall member 2 are respectively provided with an upper end surface 203 and a lower end surface 204, the second light emergent surface 202 is a plane or a curved surface, and the upper end surface 203 and the lower end surface 204 are respectively provided with dermatoglyph. Thus, the optical performance of the lamp can be improved, and the aesthetic property of the lamp can be improved.
Specifically, the second light emitting surface 202 may further have a relief surface or a dermatoglyph structure according to optical requirements, and the upper end surface 203 and the lower end surface 204 may further be aluminized or other surface treatment processes.
In this embodiment, the first light emitting surface 102 is attached to the second light entering surface 201. This ensures that the light distribution sheet 1 and the thick material 2 are bonded to each other.
The light-emitting process of the optical structure of the utility model is as follows: light rays emitted by the light source module (not shown in the figure) are reflected by the reflecting mirror (not shown in the figure) and then enter the light homogenizing sheet 1 through the first light inlet surface 101, the light rays in the light homogenizing sheet 1 can be uniformly distributed, the uniformly distributed light rays enter the thick-wall member 2 again, and finally, the light rays are emitted through the second light outlet surface 202.
The utility model also provides a car lamp comprising the optical structure.
In summary, the light homogenizing sheet 1 and the thick-wall member 2 are integrally injection molded, and the light homogenizing sheet 1 and the thick-wall member 2 are attached to each other, so that during installation, compared with the installation mode of firstly installing the light homogenizing sheet 1 and then installing the thick-wall member 2, the installation step can be simplified, the installation efficiency can be improved, meanwhile, the assembly precision between the light homogenizing sheet 1 and the thick-wall member 2 can be improved, and the light emitting effect of the vehicle lamp can be improved.
The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the worker in question without departing from the technical spirit of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined as the scope of the claims.
Claims (9)
1. An optical structure, comprising:
light homogenizing sheet (1)
A thick-wall member (2), wherein the thick-wall member (2) is positioned on the light-emitting side of the light homogenizing sheet (1);
the light homogenizing piece (1) and the thick-wall piece (2) are integrally injection molded, and the light homogenizing piece (1) is attached to the thick-wall piece (2).
2. The optical structure according to claim 1, wherein the light homogenizing sheet (1) is provided with a first light incident surface (101) and a first light emergent surface (102) on the left and right sides, respectively.
3. The optical structure according to claim 2, wherein the thick-walled member (2) is provided with a second light entrance surface (201) and a second light exit surface (202) on both left and right sides thereof, respectively.
4. An optical structure according to claim 3, wherein the first light exit surface (102) is in contact with the second light entrance surface (201).
5. An optical structure according to claim 2, characterized in that the first light entrance surface (101) is a plane or a curved surface.
6. An optical structure according to claim 3, wherein the second light exit surface (202) is planar or curved.
7. Optical structure according to claim 1, characterized in that the upper and lower sides of the thick-walled member (2) are provided with an upper end face (203) and a lower end face (204), respectively.
8. An optical structure according to claim 7, characterized in that the upper end face (203) and the lower end face (204) are each provided with a skin pattern.
9. A vehicle lamp comprising an optical structure according to any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322567293.9U CN220770931U (en) | 2023-09-20 | 2023-09-20 | Optical structure, car lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322567293.9U CN220770931U (en) | 2023-09-20 | 2023-09-20 | Optical structure, car lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220770931U true CN220770931U (en) | 2024-04-12 |
Family
ID=90597209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322567293.9U Active CN220770931U (en) | 2023-09-20 | 2023-09-20 | Optical structure, car lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220770931U (en) |
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2023
- 2023-09-20 CN CN202322567293.9U patent/CN220770931U/en active Active
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