CN213207458U - Atmosphere lamp capable of emitting light uniformly - Google Patents
Atmosphere lamp capable of emitting light uniformly Download PDFInfo
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- CN213207458U CN213207458U CN202022538365.3U CN202022538365U CN213207458U CN 213207458 U CN213207458 U CN 213207458U CN 202022538365 U CN202022538365 U CN 202022538365U CN 213207458 U CN213207458 U CN 213207458U
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- atmosphere lamp
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Abstract
An atmosphere lamp capable of emitting light uniformly comprises a light guide plate, a light emitting component, a reflecting component, a light homogenizing film and a shell. The light guide plate comprises a body, a light inlet groove, an accommodating groove and a light diffusion structure. The body comprises a backlight surface and a light-emitting surface opposite to the backlight surface. The light inlet groove comprises a plurality of wavy scattering columns. The light emitting component is arranged in the light inlet groove, and the scattering column in the light inlet groove can improve the scattering effect of light. The light diffusion structures are arranged on the backlight surface. The light diffusion structure is used for performing diffuse reflection on light from the backlight surface and comprises a plurality of diffuse reflection points arranged on the backlight surface. The diffuse reflection points are distributed in an array mode or a staggered non-uniform mode, so that light rays are scattered, the light rays can be diffusely reflected to each position, and the light rays are reflected to the light emitting surface after being reflected for multiple times through the reflection assembly, and the effect of uniform light emission is achieved.
Description
Technical Field
The utility model relates to the field of lighting technology, in particular to luminous even atmosphere lamp.
Background
At present, the sunshading board of most automobiles is provided with a cosmetic mirror lamp, so that a good illumination effect in the automobile is provided for drivers and passengers when light is not good or the cosmetic mirror needs to be used, and along with the increasing requirement of the drivers and passengers on the comfort in the automobile, the requirement on the illumination effect is also increased, so that the requirement on the uniformity of the light emission of the lamp is high, and the uniformity of the light emission can greatly influence the illumination effect.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an even atmosphere lamp gives out light to solve above-mentioned technical problem.
The atmosphere lamp with uniform light emission comprises a light guide plate and a reflecting component arranged on the light guide plate. The light guide plate comprises a body, at least one light inlet groove arranged on one side edge of the body, and a plurality of light diffusion structures arranged on the body. The body comprises a backlight surface and a light-emitting surface opposite to the backlight surface. The plane where the light emitting surface is located is parallel to the plane where the backlight surface is located, the light inlet groove comprises a plurality of connected wavy scattering columns, the light inlet groove is arranged between the backlight surface and the light emitting surface, and the extending direction of each scattering column is parallel to the arrangement direction of the backlight surface and the light emitting surface. The light diffusion structure is disposed on the backlight surface to diffuse light from the backlight surface and includes a plurality of diffuse reflection points disposed on the backlight surface. The reflecting component comprises a first reflecting film arranged on the backlight surface and a second reflecting film coated on the side surface of the light guide plate. The light-entering groove is not provided on a side surface of the light guide plate on which the second reflection film is provided.
Furthermore, the atmosphere lamp capable of emitting light uniformly further comprises a light emitting assembly arranged on the light guide plate, a light homogenizing film arranged on the light emitting surface, and a shell arranged on one side edge of the light guide plate, which is provided with the light entering groove.
Further, the light guide plate further comprises an accommodating groove arranged on one side edge of the body.
Further, the centers of the light diffusion structures in each row are on a straight line, and the distance between the light diffusion structures in each adjacent row gradually increases towards the light-entering groove.
Further, the scattering column is a sawtooth column, a semi-cylindrical profile, an elliptic cylindrical profile, a hyperbolic cylindrical surface or a straight-side rounded corner cylindrical surface.
Furthermore, the light ray diffusion points are in a round shape, a diamond shape, a trapezoid shape, a truncated cone shape, a conical structure or a concave hole shape.
Further, the upper surface of the light ray diffusion point is one of a plane, an arc, a concave surface, or a plurality of arc-shaped protrusions.
Further, the diffuse reflection points are distributed in an array or in a non-uniform mode.
Furthermore, the light emitting assembly comprises a circuit board arranged on the light guide plate, at least one threading hole arranged on the circuit board, a control module arranged on the circuit board, and at least one LED light source arranged on the circuit board.
Furthermore, the control module is electrically connected with the LED light source and controls the brightness and the on-off of the light emitted by the LED light source.
Compared with the prior art, the utility model provides a luminous even atmosphere lamp is through the design light guide plate structure, specifically, the light guide plate includes a body, and at least one setting is in income light trap on a side of body to and a plurality of setting are in light diffusion structure on the body. The body comprises a backlight surface and a light-emitting surface opposite to the backlight surface. The light inlet groove comprises a plurality of connected scattering columns, and the extending direction of each scattering column is parallel to the arrangement direction of the backlight surface and the light outlet surface. The light-entering groove is used for arranging the light-emitting component, and the plurality of connected scattering columns in the light-entering groove can improve the light-emitting effect of the light-emitting component in the light-entering groove. The light diffusion structure is arranged on the backlight surface, is used for performing diffuse reflection on light from the backlight surface and comprises a plurality of diffuse reflection points arranged on the backlight surface, and the plurality of diffuse reflection points are respectively distributed in an array or in a non-uniform distribution manner, so that the light is scattered to enable the light to be diffusely reflected to each position, and after the light is reflected for multiple times by the reflection assembly, the light is reflected to the light emitting surface, and the effect of uniform light emission is achieved.
Drawings
Fig. 1 is a schematic structural diagram of an atmosphere lamp with uniform light emission provided by the present invention.
Fig. 2 is a schematic structural view of a light guide plate of the uniformly luminous atmosphere lamp in fig. 1.
FIG. 3 is a schematic view of another angle of the light guide plate of the uniformly luminous atmosphere lamp of FIG. 1.
FIG. 4 is a schematic diagram of a light-emitting component of the uniformly light-emitting atmosphere lamp of FIG. 1.
Detailed Description
Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.
As shown in fig. 1 to fig. 4, which are schematic structural diagrams of the atmosphere lamp with uniform light emission provided by the present invention. The atmosphere lamp with uniform light emission comprises a light guide plate 10, a light emitting component 20 arranged on the light guide plate 10, a reflecting component 30 arranged on the light guide plate 10, a light homogenizing film 40 arranged on the light guide plate 10, and a shell 50 arranged on the light guide plate 10. It is contemplated that the uniform emitting ambience lamp further comprises other functional modules, such as assembly components, mounting components, electrical connection components and the like, which are well known to those skilled in the art and will not be described herein.
The light guide plate 10 includes a body 11, at least one light-entering groove 12 disposed on one side edge of the body 11, an accommodating groove 13 disposed on one side edge of the body 10, and a plurality of light diffusion structures 14 disposed on the body 11.
The body 11 includes a backlight surface 111 and a light-emitting surface 112 opposite to the backlight surface 111. The plane of the light-emitting surface 112 is parallel to the plane of the backlight surface 111, the backlight surface 111 is used for disposing the light diffusion structure 14, and the light-emitting surface 112 is used for emitting light inside the light guide plate 10. The light entering groove 12 is disposed between the backlight surface 111 and the light emitting surface 112, the light entering groove 12 includes a plurality of connected wavy scattering columns, and an extending direction of each scattering column is parallel to an arrangement direction of the backlight surface 111 and the light emitting surface 112. The light-entering groove 12 is used for arranging the light-emitting component 20, and the plurality of connected scattering columns in the light-entering groove 12 can improve the light scattering effect, so that the light-emitting effect of the light-emitting component 20 in the light-entering groove 12 is improved. The scattering column is a sawtooth column, a semi-cylindrical profile, an elliptic cylindrical profile, a hyperbolic cylindrical surface or a straight-side rounded corner cylindrical surface. In this implementation, a serrated post is used.
The plurality of light diffusion structures 14 are disposed on the backlight surface 111, the light diffusion structures 14 are configured to diffuse light from the backlight surface 111 and include a plurality of diffuse reflection points disposed on the backlight surface 111, and the plurality of diffuse reflection points are distributed in an array manner or a non-uniform manner, so as to scatter light and enable the light to be diffusely reflected to various positions. The centers of the light diffusion structures 14 in each row are aligned, and the distance between the light diffusion structures 14 in each adjacent row gradually increases toward the light-entering groove 12, so as to scatter light and diffuse the light to various positions. The light ray diffusion points are in a circular shape, a rhombic shape, a trapezoidal shape, a truncated cone shape, a conical structure or a concave hole shape. The upper surface of the light ray diffusion point can be one of a plane, an arc, a concave surface and a plurality of arc bulges, thereby being more beneficial to the diffuse reflection of light. In this embodiment, the light diffusion point is in a shape of a truncated cone, and the upper surface is a plane.
The light emitting assembly 20 includes a circuit board 21 disposed on the light guide plate 10, at least one threading hole 22 disposed on the circuit board 21, a control module 24 disposed on the circuit board 21, and at least one LED light source 23 disposed on the circuit board 21. The circuit board 21 is used for arranging the above components, i.e., the threading hole 22, the control module 24, and the LED light source 23, and the shape and structure thereof can be arranged according to actual needs, which is not described herein again. The threading hole 22 is used for threading an electric wire and connecting the control module 24 and the LED light source 23, so as to provide electric energy for the control module 24 and the LED light source 23. The control module 24 is electrically connected to the LED light source 23 and located in the accommodating groove 13 of the light guide plate 10, and is configured to control brightness and on/off of light emitted from the LED light source 23. The LED light source 23 is disposed on the circuit board 21 and located in the light incident groove 12 of the light guide plate 10. The LED light source 23 may include at least one LED lamp bead, which is a semiconductor electronic component capable of converting electric energy into light energy, and is also referred to as a light emitting diode, which is well known to those skilled in the art. The LED light source 23 scatters light into the light guide plate 10 through the light incident groove 12, and reflects the light into the light emitting surface 112 to emit the light after being reflected inside the light guide plate 10, and the reflection principle will be described below with reference to the reflection film 30.
The reflective member 30 includes a first reflective film 31 disposed on the backlight surface 111, and a second reflective film 32 coated on a side surface of the light guide plate 10. The first reflective film 31 covers the light diffusion structure 14 of the backlight surface 111 such that the light diffusion structure 14 is located between the backlight surface 111 and the first reflective film 31. The first reflective film 31 is configured to receive light scattered toward the backlight surface 111 and the light diffusion structure 14, and reflect the received light toward the light exit surface 112 or the second reflective film 32. The second reflective film 32 is of a U-shaped structure and covers the side surface of the light guide plate 10, and the light incident groove 12 is not formed on the side surface of the light guide plate 10 on which the second reflective film 32 is disposed. The second reflective film 32 is used for receiving the light emitted to the sidewall of the light guide plate 10 and reflecting the received light to the light emitting surface 112 or the first reflective film 31, and simultaneously, the light emitting unevenness caused by the over-bright edge of the light guide plate 10 is prevented and the utilization rate of the light is improved.
The light uniformizing film 40 covers the light emitting surface 112, and is used for receiving the light emitted from the light emitting surface 112 and uniformly diffusing the light, so as to further improve the uniformity of light emission.
The housing 50 is disposed on an edge of the light guide plate 10 where the light emitting assembly 20 is disposed, so that the light emitting assembly 20 is located between the housing 50 and the light guide plate 10, thereby fixing the light emitting assembly 20.
Compared with the prior art, the utility model provides a luminous even atmosphere lamp is through the design light guide plate 10 structure, specifically, light guide plate 10 includes a body 11, and at least one setting is in income light groove 12 on a side of body 11 to and a plurality of setting are in light diffusion structure 14 on the body 11. The body 11 includes a backlight surface 111 and a light-emitting surface 112 opposite to the backlight surface 111. The light-entering groove 12 includes a plurality of connected scattering columns, and the extending direction of each scattering column is parallel to the arrangement direction of the backlight surface 111 and the light-emitting surface 112. The light-entering groove 12 is used for arranging the light-emitting component 20, and the plurality of connected scattering columns in the light-entering groove 12 can improve the light-emitting effect of the light-emitting component 20 in the light-entering groove 12. The plurality of light diffusion structures 14 are disposed on the backlight surface 111, the light diffusion structures 14 are configured to perform diffuse reflection on light from the backlight surface 111 and include a plurality of diffuse reflection points disposed on the backlight surface 111, and the plurality of diffuse reflection points are respectively distributed in an array or non-uniformly distributed, so as to scatter light and enable the light to be diffusely reflected to each position, and after the light is reflected for multiple times by the reflection assembly 30, the light is reflected to the light exit surface 112, thereby achieving a uniform light emission effect.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.
Claims (10)
1. An even luminous atmosphere lamp which characterized in that: the atmosphere lamp with uniform light emission comprises a light guide plate and a reflection assembly arranged on the light guide plate, wherein the light guide plate comprises a body, at least one light inlet groove arranged on one side edge of the body, and a plurality of light diffusion structures arranged on the body, the body comprises a backlight surface and a light outlet surface arranged opposite to the backlight surface, the plane of the light outlet surface is parallel to the plane of the backlight surface, the light inlet groove comprises a plurality of connected wavy scattering columns, the light inlet groove is arranged between the backlight surface and the light outlet surface, the extending direction of each scattering column is parallel to the arrangement direction of the backlight surface and the light outlet surface, the light diffusion structures are arranged on the backlight surface to diffuse light from the backlight surface and comprise a plurality of diffuse reflection points arranged on the backlight surface, the reflection assembly comprises a first reflection film arranged on the backlight surface and a second reflection film coated on the side surface of the light guide plate, and the side surface of the light guide plate, on which the second reflection film is arranged, is not provided with the light inlet groove.
2. The uniformly emitting atmosphere lamp of claim 1, wherein: the atmosphere lamp with uniform light emission further comprises a light emitting assembly arranged on the light guide plate, a light homogenizing film arranged on the light emitting surface, and a shell arranged on one side edge of the light inlet groove arranged on the light guide plate.
3. The uniformly emitting atmosphere lamp of claim 1, wherein: the light guide plate further comprises an accommodating groove arranged on one side edge of the body.
4. The uniformly emitting atmosphere lamp of claim 1, wherein: the centers of the light diffusion structures in each row are on a straight line, and the distance between the light diffusion structures in each adjacent row is gradually increased towards the light inlet groove.
5. The uniformly emitting atmosphere lamp of claim 1, wherein: the scattering column is a sawtooth column, a semi-cylindrical profile, an elliptic cylindrical profile, a hyperbolic cylindrical surface or a straight-side rounded corner cylindrical surface.
6. The uniformly emitting atmosphere lamp of claim 1, wherein: the light ray diffusion points are in a circular shape, a rhombic shape, a trapezoidal shape, a truncated cone shape, a conical structure or a concave hole shape.
7. The uniformly emitting atmosphere lamp of claim 6, wherein: the upper surface of the diffuse reflection point is one of a plane, an arc, a concave surface or a plurality of arc bulges.
8. The uniformly emitting atmosphere lamp of claim 1, wherein: the diffuse reflection points are distributed in an array or in a non-uniform mode.
9. The uniformly emitting atmosphere lamp of claim 2, wherein: the light emitting component comprises a circuit board arranged on the light guide plate, at least one threading hole arranged on the circuit board, a control module arranged on the circuit board, and at least one LED light source arranged on the circuit board.
10. The uniformly emitting atmosphere lamp of claim 9, wherein: the control module is electrically connected with the LED light source and controls the brightness and the on-off of the light emitted by the LED light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022538365.3U CN213207458U (en) | 2020-11-05 | 2020-11-05 | Atmosphere lamp capable of emitting light uniformly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022538365.3U CN213207458U (en) | 2020-11-05 | 2020-11-05 | Atmosphere lamp capable of emitting light uniformly |
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| Publication Number | Publication Date |
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| CN213207458U true CN213207458U (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022538365.3U Active CN213207458U (en) | 2020-11-05 | 2020-11-05 | Atmosphere lamp capable of emitting light uniformly |
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| CN (1) | CN213207458U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113487757A (en) * | 2021-05-21 | 2021-10-08 | 范慢慢 | Smart classroom equipment based on cloud computing |
| CN114034020A (en) * | 2021-11-30 | 2022-02-11 | 重庆惠科金扬科技有限公司 | Light assembly and display device |
| CN114704788A (en) * | 2021-12-30 | 2022-07-05 | 上海通领汽车科技股份有限公司 | Luminous interior trim part assembly |
-
2020
- 2020-11-05 CN CN202022538365.3U patent/CN213207458U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113487757A (en) * | 2021-05-21 | 2021-10-08 | 范慢慢 | Smart classroom equipment based on cloud computing |
| CN114034020A (en) * | 2021-11-30 | 2022-02-11 | 重庆惠科金扬科技有限公司 | Light assembly and display device |
| CN114034020B (en) * | 2021-11-30 | 2024-05-14 | 重庆惠科金扬科技有限公司 | Light assembly and display device |
| CN114704788A (en) * | 2021-12-30 | 2022-07-05 | 上海通领汽车科技股份有限公司 | Luminous interior trim part assembly |
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