CN219995149U - Optical system capable of being uniformly lightened and car lamp signal lamp - Google Patents
Optical system capable of being uniformly lightened and car lamp signal lamp Download PDFInfo
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- CN219995149U CN219995149U CN202320748469.8U CN202320748469U CN219995149U CN 219995149 U CN219995149 U CN 219995149U CN 202320748469 U CN202320748469 U CN 202320748469U CN 219995149 U CN219995149 U CN 219995149U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 49
- 230000000694 effects Effects 0.000 abstract description 9
- 230000033228 biological regulation Effects 0.000 abstract description 3
- 238000009792 diffusion process Methods 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005269 aluminizing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
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Abstract
The utility model provides an optical system capable of being uniformly lightened and a car lamp signal lamp, which comprises a light source and a thick-wall member, wherein the thick-wall member comprises a main body part and an expansion part which are integrally formed, the expansion part is arranged at the lower side of the main body part, and optical patterns are arranged on the front surface of the main body part, the rear surface of the expansion part and the front surface of the expansion part; the light source is used for emitting light rays to the thick-wall piece, the light rays enter the main body part after being collimated by the rear surface of the main body part, a few of the light rays are emitted by the front surface of the main body part, most of the light rays are totally reflected to the expansion part by the front surface of the main body part, and the light rays are totally reflected by the rear surface of the expansion part and are emitted by the front surface of the expansion part. The utility model is used for the function of the automobile signal lamp, and has the advantages of large area, high efficiency, uniformity and few parts, can be matched with different types of optical patterns and turning angles of thick-wall parts while meeting the requirements of corresponding functional regulations, and achieves the effect of uniform and high efficiency lighting.
Description
Technical Field
The utility model relates to the technical field of automobile parts, in particular to an optical system capable of being uniformly lightened and a car lamp signal lamp.
Background
In the existing design, more and more users tend to achieve the effect of uniform light emission in a large area with lower cost, the traditional method of directly irradiating light sources is adopted to light the light emitting area in a large area, the large area of light emitting effect is obtained through a certain scattering material by uniformly arranging more light sources, the larger the demand of the light emitting surface is, the more light sources are needed, the higher the heat dissipation requirement is, the longer distance between the light sources and the light emitting surface is required to be ensured, the space requirement is also increased, the design is inflexible and the cost cannot be controlled.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide an optical system capable of being uniformly lightened and a car lamp signal lamp.
The optical system capable of being uniformly lightened comprises a light source and a thick-wall member, wherein the thick-wall member comprises a main body part and an expansion part which are integrally formed, the expansion part is arranged on the lower side of the main body part, and optical patterns are arranged on the rear surface of the main body part, the rear surface of the expansion part and the front surface of the expansion part;
the light source is used for emitting light rays to the thick-wall piece, the light rays enter the main body part after being collimated by the rear surface of the main body part, a few of the light rays are emitted out by the front surface of the main body part, most of the light rays are totally reflected to the expansion part by the front surface of the main body part, and the light rays are totally reflected by the rear surface of the expansion part and are emitted out by the front surface of the expansion part.
Preferably, the optical pattern on the front surface of the main body portion has a tooth-like structure for changing the optical path so that the light is totally reflected into the expansion portion.
Preferably, the optical pattern on the rear surface of the expansion portion is a tooth-like structure, and the light totally reflected by the front surface of the main body portion is totally reflected again to the front surface of the expansion portion.
Preferably, the rear surface of the expansion part adopts an aluminizing or chromeplating process.
Preferably, the front surface of the main body part forms an angle a with the horizontal direction, and the rear surface of the expansion part forms an angle b with the horizontal direction;
the angle a is larger than 0 degrees and smaller than 90 degrees, and the angle b is larger than 0 degrees and smaller than 90 degrees.
Preferably, the front surface of the main body portion has a length L1 in the horizontal direction, and the upper end of the extension portion has a length L2 in the horizontal direction, and L1 is greater than L2.
Preferably, the divergence angle of the light source is 120 degrees, the height L3 of the front surface of the main body part in the vertical direction is less than 25mm, and the distance L4 between the front surface of the main body part and the rear surface of the main body part in the horizontal direction is greater than 10mm.
Preferably, the optical pattern on the front surface of the main body portion is a tooth pattern forming an angle of 45 degrees with the horizontal direction.
Preferably, the optical pattern on the rear surface of the main body portion is a tooth pattern having an angle of 45 degrees with respect to the vertical direction.
According to the car lamp signal lamp provided by the utility model, the optical system capable of being uniformly lightened is adopted, and the light source and the thick-wall piece are arranged in the signal lamp.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model has simple structure and convenient operation, adopts the technical means of arranging the optical patterns on the main body part and the extension part, lightens a larger area through fewer light sources, is efficient and uniform, has fewer parts, can match with different types of optical patterns and turning angles of thick-wall parts while meeting the requirements of corresponding functional regulations, and achieves the effect of uniform and efficient lightening.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a thick-walled member according to the present utility model;
FIG. 2 is a schematic view of another angle of the thick-walled member of the present utility model;
FIG. 3 is a schematic side view of a thick-walled member of the present utility model;
FIG. 4 is a schematic view of the light path of light in a thick-walled member of the present utility model;
FIG. 5 is a schematic view of the front surface pattern of the body portion of the thick-walled member according to the present utility model;
FIG. 6 is a schematic view of the structure of the pattern of the rear surface of the expansion part of the thick-wall member according to the present utility model;
FIG. 7 is a schematic view of the front surface pattern of the expanded portion of the thick-walled member according to the present utility model;
the figure shows:
body part 1 extension part 2
Body portion rear surface 101 expands portion rear surface 201
Body portion front surface 102 expands portion front surface 202
Detailed Description
The present utility model will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present utility model, but are not intended to limit the utility model in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present utility model.
The utility model discloses an optical system capable of being uniformly lightened and a car lamp signal lamp, which are used for the function of the car signal lamp, can realize the requirements of functions such as position lamp, turn lamp, brake lamp and the like, adopts fewer light sources to lighten a larger area, is efficient and uniform, has fewer parts, meets the requirements of corresponding functional regulations, and simultaneously achieves the effect of uniform and efficient lighting by matching with different types of optical patterns and turning angles of thick-wall parts.
1-7, the optical system capable of being uniformly lightened comprises a light source and a thick-wall member, wherein the thick-wall member comprises a main body part 1 and an expansion part 2 which are integrally formed, the expansion part 2 is arranged on the lower side of the main body part 1, and optical patterns are arranged on a rear surface 101 of the main body part, a rear surface 201 of the expansion part and a front surface 202 of the expansion part; the rear surface 101 of the main body part has the function of collimating the light emitted by the LED light source, and has optical patterns for uniformly scattering the light of the LED light source so as to make the lighting effect more uniform
As shown in fig. 4, the light source is configured to emit light to the thick-wall member, the light enters the main body 1 after being collimated by the rear surface 101 of the main body, a few of the light exits through the front surface 102 of the main body, and most of the light is totally reflected by the front surface 102 of the main body to the expansion part 2, then totally reflected by the rear surface 201 of the expansion part, and exits through the front surface 202 of the expansion part.
As shown in fig. 1-2, the optical pattern on the front surface 102 of the main body portion has a tooth-like structure for changing the optical path so that the light is totally reflected into the expansion portion 2. Preferably, in order to meet the requirements of customers on modeling, a plurality of optical patterns can be matched with the front surface 102 of the main body part, so that part of light enters the thick-wall part expansion part 2 by changing the total reflection of the light path, and the other part of light exits from the front surface 102 of the main body part to form different lighting effects, thereby realizing diversity. The optical pattern on the extended portion rear surface 201 is a tooth-like structure, and the light totally reflected by the main body portion front surface 102 is totally reflected again to the extended portion front surface 202. The form of the optical pattern of the extended portion rear surface 201 may be varied to meet customer demand for styling. Preferably, the rear surface 201 of the extension portion is plated with aluminum or chrome to enhance the reflection effect.
As shown in fig. 3, the front surface 102 of the main body part forms an angle a with the horizontal direction, and the rear surface 201 of the extension part forms an angle b with the horizontal direction; by adjusting the relation between the angle a and the angle b, the size of the light emitting surface can be freely increased or decreased. The length of the front surface 102 of the main body part in the horizontal direction is L1, the length of the upper end of the extension part 2 in the horizontal direction is L2, and L1 is greater than L2. Preferably, the divergence angle of the light source is 120 degrees, and in order to ensure the light effect and the lighting uniformity, the height L3 of the front surface 102 of the main body part in the vertical direction is less than 25mm, and as the angle a changes, the L1 changes, and in the case that the depth (l1+l4) of the thick-wall member is constant, the distance L4 between the front surface 102 of the main body part and the rear surface 101 of the main body part in the horizontal direction is set to be greater than 10mm.
More specifically, decreasing the value of a, increasing the value of b, and by adjusting the optical pattern of the front surface 102 of the main body portion and the rear surface 201 of the extension portion, the controllable light emitting area of the light emitting surface can be increased. Changing the number of light sources, adjusting the spacing between the individual light sources, and adjusting the optical pattern on the front surface 102 of the body portion, can widen the controllable light emitting area of the light emitting face.
Preferably, the value of the angle a should be greater than 0 degrees and less than 90 degrees, and when the height L3 of the front surface 102 of the main body portion is kept unchanged, the angle is correspondingly changed, and the length L1 is changed, so that the length L1 is required to be greater than L2, so that the whole surface of the rear surface 201 of the extension portion can receive the light reflected by the front surface 102 of the main body portion, and the uniformity of lighting of the front surface 202 of the extension portion is ensured; more specifically, the value of the angle a is reduced, so that the L3 is unchanged, the L1 is correspondingly increased, the value of the angle b can be adjusted between 0 degrees and 90 degrees under the condition that the angle is larger than the L2, and the larger the value of the angle b is matched with the patterns on the rear surface 201 of the expansion part, the longer the area can be lightened;
more specifically, as shown in fig. 5-7, the optical patterns on the front surface 102 of the main body part need to be specifically designed according to the inclination degree of the angle a, so that the pattern surfaces are all tooth-shaped patterns forming an included angle of 45 degrees with the horizontal direction, and a certain diffusion angle can be increased at the left and right angles, so that light rays have a certain diffusion and uniformity is improved; the optical patterns on the rear surface 101 of the main body part need to be specifically designed according to the inclination degree of the angle b, so that the pattern surfaces are all tooth-shaped patterns forming an included angle of 45 degrees with the vertical direction, and a certain diffusion angle can be increased at the left and right angles, so that light rays have certain diffusion and uniformity is improved; the optical pattern on the front surface 202 of the expansion part is pillow-shaped with left and right diffusion effect, and the light is collimated and diffused and emitted with a certain step according to the inclination degree of the light emitting surface.
According to the car lamp signal lamp provided by the utility model, the optical system capable of being uniformly lightened is adopted, and the light source and the thick-wall piece are arranged in the signal lamp.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", 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 devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The foregoing describes specific embodiments of the present utility model. It is to be understood that the utility model is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the utility model. The embodiments of the utility model and the features of the embodiments may be combined with each other arbitrarily without conflict.
Claims (10)
1. An optical system capable of being uniformly lightened is characterized by comprising a light source and a thick-wall member, wherein the thick-wall member comprises a main body part (1) and an expansion part (2) which are integrally formed, the expansion part (2) is arranged on the lower side of the main body part (1), and optical patterns are arranged on the rear surface (101) of the main body part, the rear surface (201) of the expansion part and the front surface (202) of the expansion part;
the light source is used for emitting light rays to the thick-wall piece, the light rays enter the main body part (1) after being collimated by the rear surface (101) of the main body part, a few of the light rays are emitted by the front surface (102) of the main body part, most of the light rays are totally reflected to the expansion part (2) by the front surface (102) of the main body part, and the light rays are totally reflected by the rear surface (201) of the expansion part and are emitted by the front surface (202) of the expansion part.
2. The uniformly illuminable optical system according to claim 1, wherein the optical pattern on the front surface (102) of the main body portion has a tooth-like structure for changing the optical path so that the light is totally reflected into the expansion portion (2).
3. The uniformly illuminable optical system according to claim 1, wherein the optical pattern on the extended portion rear surface (201) is a tooth-like structure for totally reflecting light totally reflected from the main body portion front surface (102) to the extended portion front surface (202) again.
4. A uniformly illuminable optical system according to claim 3, characterized in that the extended portion rear surface (201) is aluminized or chromed.
5. The uniformly illuminable optical system according to claim 1, wherein the front surface (102) of the main body portion forms an angle a with the horizontal direction and the rear surface (201) of the extension portion forms an angle b with the horizontal direction;
the angle a is larger than 0 degrees and smaller than 90 degrees, and the angle b is larger than 0 degrees and smaller than 90 degrees.
6. The uniformly illuminable optical system according to claim 1, wherein the length of the front surface (102) of the main body portion in the horizontal direction is L1, the length of the upper end of the expansion portion (2) in the horizontal direction is L2, and L1 is larger than L2.
7. The uniformly illuminable optical system according to claim 1, wherein the divergence angle of the light source is 120 degrees, the height L3 of the main body portion front surface (102) in the vertical direction is less than 25mm, and the distance L4 of the main body portion front surface (102) from the main body portion rear surface (101) in the horizontal direction is greater than 10mm.
8. The uniformly illuminable optical system according to claim 2, wherein the optical pattern on the front surface (102) of the main body portion is a tooth pattern having an angle of 45 degrees with respect to the horizontal direction.
9. The uniformly illuminable optical system according to claim 1, wherein the optical pattern on the rear surface (101) of the main body portion is a tooth pattern having an angle of 45 degrees with respect to the vertical direction.
10. A vehicle lamp signal lamp, characterized in that the optical system of any one of claims 1-9 is used, said light source and thick-walled member are both arranged inside said signal lamp.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320748469.8U CN219995149U (en) | 2023-04-03 | 2023-04-03 | Optical system capable of being uniformly lightened and car lamp signal lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320748469.8U CN219995149U (en) | 2023-04-03 | 2023-04-03 | Optical system capable of being uniformly lightened and car lamp signal lamp |
Publications (1)
Publication Number | Publication Date |
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CN219995149U true CN219995149U (en) | 2023-11-10 |
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Application Number | Title | Priority Date | Filing Date |
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CN202320748469.8U Active CN219995149U (en) | 2023-04-03 | 2023-04-03 | Optical system capable of being uniformly lightened and car lamp signal lamp |
Country Status (1)
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CN (1) | CN219995149U (en) |
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2023
- 2023-04-03 CN CN202320748469.8U patent/CN219995149U/en active Active
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