CN220891964U - Thick wall piece for improving light emitting uniformity - Google Patents
Thick wall piece for improving light emitting uniformity Download PDFInfo
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- CN220891964U CN220891964U CN202322643437.4U CN202322643437U CN220891964U CN 220891964 U CN220891964 U CN 220891964U CN 202322643437 U CN202322643437 U CN 202322643437U CN 220891964 U CN220891964 U CN 220891964U
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- 230000001795 light effect Effects 0.000 abstract description 2
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Abstract
The utility model relates to the technical field of car lamps, in particular to a thick-wall part for improving light-emitting uniformity, which comprises: the collimating structure and the optical structure, the optical structure comprises two light inlet units and light outlet units which are parallel to each other, the light inlet units and the light outlet units are connected through reflecting units, at least one reflecting unit is arranged, the reflecting units comprise an upper reflecting surface and a lower reflecting surface, and the upper reflecting surface and/or the lower reflecting surface are/is provided with a V-shaped structure; the collimation structure is arranged on the light inlet unit, light rays are injected into the light inlet unit through the collimation structure, are injected into the V-shaped structure of the reflection unit through the light inlet unit, and are emitted through the light outlet unit after being totally reflected on two surfaces of the V-shaped structure. The thick-wall member for improving the light-emitting uniformity reasonably utilizes the light effect, improves the lighting dark area, saves the using amount of LEDs and reduces the cost.
Description
Technical Field
The utility model relates to the technical field of car lamps, in particular to a thick-wall part for improving light-emitting uniformity.
Background
With the rapid development of automobile lamp technology and the pursuit of consumers for the lamp lighting effect, the uniform visual appearance of lighting is one of the problems which needs to be solved urgently by various lamp suppliers, and the existing scheme light is emitted from an LED, and then emitted from a light emitting surface after passing through a series of action devices, so as to achieve the effect of more uniform lamp lighting.
In the conventional project, the collimation structure has uneven light emission due to space limitation and structural defects (a dark ring area exists in the middle) and dark areas exist in the lighting.
Disclosure of utility model
The utility model aims to solve the technical problems that: in order to solve the technical problem that the light is not uniform due to the fact that a collimation structure is adopted for the light emitting of the car lamp in the prior art, a lighting dark area exists. The utility model provides a thick-wall member for improving light-emitting uniformity, which reasonably utilizes light effect, improves a lighting dark area, saves the use amount of LEDs and reduces cost. The technical scheme adopted for solving the technical problems is as follows: a thick-walled member for improving light uniformity comprising:
The collimating structure and the optical structure, the optical structure comprises two parallel light-in units and light-out units, the light-in units and the light-out units are connected through reflecting units, at least one reflecting unit is arranged, the reflecting units comprise an upper reflecting surface and a lower reflecting surface, and the upper reflecting surface and/or the lower reflecting surface are/is provided with V-shaped structures;
The collimating structure is arranged on the light inlet unit, light rays are injected into the light inlet unit through the collimating structure, are injected into the V-shaped structure of the reflecting unit through the light inlet unit, and are emitted through the light outlet unit after being totally reflected on two surfaces of the V-shaped structure.
Further, the reflecting unit is one, a plurality of V-shaped structures are arranged on the upper reflecting surface of the reflecting unit, each V-shaped structure comprises a first reflecting surface and a second reflecting surface, the plurality of V-shaped structures are sequentially arranged, the plurality of first reflecting surfaces and the plurality of second reflecting surfaces are connected end to end, and an included angle between the first reflecting surfaces and the second reflecting surfaces is 85-95 degrees;
The light path line comprises two paths, namely a first line, and light rays passing through the collimation structure sequentially pass through the light inlet unit, the first reflecting surface, the second reflecting surface and the lower reflecting surface and are emitted from the light outlet unit;
And a second line, wherein the light rays passing through the collimation structure sequentially pass through the light inlet unit, the second reflection surface, the first reflection surface and the lower reflection surface and are emitted from the light outlet unit.
Further, the lower reflecting surface comprises a plurality of upwardly protruding cambered surfaces, and the upwardly protruding cambered surfaces are sequentially connected to form the lower reflecting surface.
Further, the areas of the first reflecting surface and the second reflecting surface are the same, and the areas of the first reflecting surfaces of at least one V-shaped structure and the first reflecting surfaces of other V-shaped structures are different in the plurality of V-shaped structures.
Further, the number of the reflecting units is two, and the two reflecting units are in a V shape and are arranged between the light inlet unit and the light outlet unit.
Further, the number of the reflecting units is two, the two reflecting units are obliquely arranged between the light inlet unit and the light outlet unit, and the two reflecting units are parallel to each other.
Further, the collimating structure is a plurality of, sets gradually on the income light unit.
Further, the light emitting unit comprises a light emitting surface, the light emitting surface is provided with patterns, and the patterns are one or more of corn grain patterns, vertical stripes and horizontal stripes.
Further, the collimating structure is a condenser, and the condenser comprises one of a circular condenser, an asymmetric condenser, a stretching condenser and a nested condenser.
Further, the optical structure is made of PC or PMMA.
The thick-wall piece for improving the uniformity of light emission has the beneficial effects that the light emitted by the collimation of the collimation structure is emitted into the reflection unit through the light inlet unit of the optical structure, the reflection unit comprises the first reflection surface and the second reflection surface, and the light is totally reflected onto the second reflection surface from the first reflection surface or onto the first reflection surface from the second reflection surface, so that the light in the left area and the right area is mutually mixed, the mixed light is emitted to the light outlet unit through the lower reflection surface, and the light emission is more uniform.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of a thick-walled member of the present utility model with improved light uniformity;
FIG. 2 is a schematic view of another angular structure of a thick-wall member for improving light uniformity according to the present utility model;
FIG. 3 is a schematic view of the structure of the upper reflective surface of the thick-walled member of the present utility model for improving the uniformity of light extraction;
FIG. 4 is another schematic view of the upper reflective surface of the thick-walled member of the present utility model with improved light uniformity;
FIG. 5 is a schematic view of the optical path of a thick-walled member of the present utility model with improved light uniformity;
Fig. 6 is a schematic structural view of another embodiment of the thick-wall member for improving the uniformity of light emission of the present utility model.
Reference numerals:
1. A collimation structure; 21. a light-in unit; 22. a reflection unit; 220. a lower reflecting surface; 221. a first reflecting surface; 222. a second reflecting surface; 23. a light emitting unit; 231. a light-emitting 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.
According to one embodiment of the present utility model, a thick-walled member for improving light-emitting uniformity includes: a collimating structure 1 and an optical structure.
The optical structure comprises two parallel light inlet units 21 and light outlet units 23, wherein the light inlet units 21 and the light outlet units 23 are connected through a reflecting unit 22, at least one reflecting unit 22 is arranged, the reflecting unit 22 comprises an upper reflecting surface and a lower reflecting surface 220, and the upper reflecting surface and/or the lower reflecting surface 220 has a V-shaped structure; the collimating structure 1 is disposed on the light-entering unit 21, and the light enters the light-entering unit 21 through the collimating structure 1, enters the V-shaped structure of the reflecting unit 22 through the light-entering unit 21, and is totally reflected on two surfaces of the V-shaped structure and then exits through the light-exiting unit 23.
As shown in fig. 1, 3 and 5, according to another embodiment of the present utility model, the reflecting unit 22 is one, and a plurality of V-shaped structures are disposed on the upper reflecting surface of the reflecting unit 22, wherein each V-shaped structure includes a first reflecting surface 221 and a second reflecting surface 222, and the plurality of V-shaped structures are sequentially arranged, so that the plurality of first reflecting surfaces 221 and the plurality of second reflecting surfaces 222 are connected end to end, and an included angle between the first reflecting surfaces 221 and the second reflecting surfaces 222 is 85-95 °;
The light path line comprises two paths, namely a first path, and light rays passing through the collimation structure 1 sequentially pass through the light inlet unit 21, the first reflecting surface 221, the second reflecting surface 222 and the lower reflecting surface 220 and are emitted from the light outlet unit 23;
The light passing through the collimating structure 1 sequentially passes through the light-entering unit 21, the second reflecting surface 222, the first reflecting surface 221, and the lower reflecting surface 220, and is emitted from the light-emitting unit 23.
The thick-wall piece for improving the light emitting uniformity comprises a reflecting unit, a light emitting unit, a light receiving unit, a light emitting unit and a light reflecting unit.
As shown in fig. 2, according to still another embodiment of the present utility model, the lower reflecting surface 220 includes a plurality of upwardly convex curved surfaces, and the plurality of upwardly convex curved surfaces are sequentially connected to form the lower reflecting surface 220, and the lower reflecting surface 220 may be a vertical stripe, a plane or the same plane as the upper reflecting surface.
As shown in fig. 4, according to an embodiment of the present utility model, the areas of the first reflective surface 221 and the second reflective surface 222 are the same, and the areas of the first reflective surfaces 221 of at least one V-shaped structure among the plurality of V-shaped structures are different from the areas of the first reflective surfaces 221 of other V-shaped structures. The positions and the number of the first reflecting surfaces 221 and the second reflecting surfaces 222 with different areas can be adjusted according to actual requirements.
As shown in fig. 6, according to an embodiment of the present utility model, the number of the reflection units 22 is two, and the two reflection units 22 are V-shaped and disposed between the light incident unit 21 and the light emergent unit 23. Two reflecting units 22 are arranged, the two reflecting units 22 are in a V shape, and light rays are mixed through the two light emitting units 22, so that the light emitting effect is more uniform.
According to another embodiment of the present utility model, the number of the reflecting units 22 is two, the two reflecting units 22 are obliquely arranged between the light incident unit 21 and the light emergent unit 23, and the two reflecting units 22 are parallel to each other. Two reflecting units 22 are arranged, the two reflecting units 22 are in a V shape, and light rays are mixed through the two light emitting units 22, so that the light emitting effect is more uniform.
According to one embodiment of the utility model, the collimating structure 1 is a plurality of, arranged in sequence on the light entrance unit 21.
According to an embodiment of the present utility model, in order to further increase the uniformity of the light output, the light output unit 23 includes a light output surface 231, and the light output surface 231 is provided with a pattern, where the pattern is one or more of a corn grain pattern, a vertical stripe, and a horizontal stripe.
According to one embodiment of the utility model, the collimating structure 1 is a condenser comprising one of a circular condenser, an asymmetric condenser, a stretched condenser, a nested condenser.
According to one embodiment of the utility model, the optical structure is made of PC or PMMA.
The thick-wall piece for improving the light emitting uniformity comprises a reflecting unit, a light emitting unit, a light receiving unit, a light emitting unit and a light reflecting unit.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea 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 (10)
1. A thick-walled member having improved light-emitting uniformity, comprising:
The collimating structure (1) and the optical structure, the optical structure comprises two light inlet units (21) and light outlet units (23) which are parallel to each other, the light inlet units (21) and the light outlet units (23) are connected through reflecting units (22), at least one reflecting unit (22) is arranged, the reflecting units (22) comprise an upper reflecting surface and a lower reflecting surface (220), and the upper reflecting surface and/or the lower reflecting surface (220) have a V-shaped structure;
The collimating structure (1) is arranged on the light inlet unit (21), light rays are injected into the light inlet unit (21) through the collimating structure (1), are injected into the V-shaped structure of the reflecting unit (22) through the light inlet unit (21), and are emitted through the light outlet unit (23) after being totally reflected on two surfaces of the V-shaped structure.
2. The thick-wall member for improving light uniformity according to claim 1, wherein the reflecting unit (22) is one, a plurality of V-shaped structures are arranged on an upper reflecting surface of the reflecting unit (22), the V-shaped structures comprise a first reflecting surface (221) and a second reflecting surface (222), the V-shaped structures are sequentially arranged, so that the first reflecting surface (221) and the second reflecting surface (222) are connected end to end, and an included angle between the first reflecting surface (221) and the second reflecting surface (222) is 85-95 °;
The light path line comprises two paths, namely a first line, and light rays passing through the collimation structure (1) sequentially pass through the light inlet unit (21), the first reflecting surface (221), the second reflecting surface (222) and the lower reflecting surface (220) and are emitted from the light outlet unit (23);
And a second line, wherein the light rays passing through the collimation structure (1) sequentially pass through the light inlet unit (21), the second reflection surface (222), the first reflection surface (221) and the lower reflection surface (220) and are emitted from the light outlet unit (23).
3. The thick-walled member for improving light uniformity according to claim 2 wherein said lower reflective surface (220) comprises a plurality of upwardly convex curved surfaces which are in turn joined to form a lower reflective surface (220).
4. Thick-walled member according to claim 2 wherein the first reflective surface (221) and the second reflective surface (222) have the same area, and wherein the first reflective surface (221) of at least one V-shaped structure has a different area than the first reflective surfaces (221) of the other V-shaped structures.
5. Thick-walled member according to claim 1, characterized in that the number of reflection units (22) is two, the two reflection units (22) being V-shaped and being arranged between the light entrance unit (21) and the light exit unit (23).
6. Thick-walled component for improving the uniformity of light output according to claim 1 characterized in that the number of reflection units (22) is two, that the two reflection units (22) are arranged obliquely between the light-in unit (21) and the light-out unit (23), that the two reflection units (22) are parallel to each other.
7. Thick-walled component for improving the uniformity of light emission according to claim 1 characterized in that the collimating structure (1) is a plurality, which are arranged in sequence on the light entrance unit (21).
8. Thick-walled component for improving the uniformity of light output according to claim 1 characterized in that the light output unit (23) comprises a light output surface (231), the light output surface (231) being provided with a pattern, the pattern being one or more of a kernel pattern, a vertical stripe, a horizontal stripe.
9. Thick-walled member for improving the uniformity of light extraction according to claim 1 characterized in that the collimating structure (1) is a condenser comprising one of a circular condenser, an asymmetric condenser, a stretched condenser, a nested condenser.
10. The thick-walled member of claim 1 wherein the optical structure is PC or PMMA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322643437.4U CN220891964U (en) | 2023-09-27 | 2023-09-27 | Thick wall piece for improving light emitting uniformity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322643437.4U CN220891964U (en) | 2023-09-27 | 2023-09-27 | Thick wall piece for improving light emitting uniformity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220891964U true CN220891964U (en) | 2024-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322643437.4U Active CN220891964U (en) | 2023-09-27 | 2023-09-27 | Thick wall piece for improving light emitting uniformity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220891964U (en) |
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2023
- 2023-09-27 CN CN202322643437.4U patent/CN220891964U/en active Active
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