CN219912753U

CN219912753U - Thick wall part structure and automobile lamp

Info

Publication number: CN219912753U
Application number: CN202321607908.XU
Authority: CN
Inventors: 徐岩修; 刘馨雨
Original assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Current assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-10-27
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a thick-wall part structure and an automobile lamp, wherein the thick-wall part structure comprises: a first thick-walled member, the first thick-walled member comprising: the light incident end and the first refraction surface are positioned on two side surfaces of the first thick-wall piece, the light incident end and the first refraction surface are arranged opposite to each other, and an LED light source is arranged below the light incident end; a second thick-walled member comprising: the second refraction surface and the light emitting surface are positioned on two side surfaces of the second thick-wall piece, and the second refraction surface and the light emitting surface are arranged opposite to each other; the first refraction surface and the second refraction surface are arranged opposite to each other, and a certain gap is reserved between the first refraction surface and the second refraction surface. The LED lighting device can enlarge the light emitting area, improve the light emitting efficiency, achieve the effect of more uniform lighting of the car lamp, reduce the use quantity of the LED light sources and reduce the use cost.

Description

Thick wall part structure and automobile lamp

Technical Field

The utility model relates to the technical field of automobile lamps, in particular to a thick-wall part structure and an automobile lamp.

Background

The vehicle lamp is a necessary component of the vehicle, and the thick-wall member is a critical component in the vehicle lamp, and has the function of guiding out and diffusing light emitted by the LED light source to all directions. With the rapid development of automobile lamp technology and the pursuit of consumers to the lamp lighting effect, the production cost and efficiency are also the problems to be solved by each automobile lamp supplier. In the existing thick-wall member, after light is emitted from an LED light source, the light is emitted from a light emitting surface after passing through a series of action devices, so that the light emitting efficiency is lower.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to solve the technical problem of lower light-emitting efficiency of the existing thick-wall parts, the utility model provides a thick-wall part structure and an automobile lamp.

The technical scheme adopted for solving the technical problems is as follows: a thick-walled member structure comprising: a first thick-walled member, the first thick-walled member comprising: the light incident end and the first refraction surface are both positioned on two side surfaces of the first thick-wall piece, the light incident end and the first refraction surface are arranged opposite to each other, and an LED light source is arranged below the light incident end; a second thick-walled member, the second thick-walled member comprising: the second refraction surface and the light emitting surface are both positioned on two side surfaces of the second thick-wall piece, and the second refraction surface and the light emitting surface are arranged opposite to each other; the first refraction surface and the second refraction surface are arranged opposite to each other, and a certain gap is reserved between the first refraction surface and the second refraction surface.

From this, the light that the LED light source sent enters into in the first thick-wall spare body after passing through light inlet end refraction, light propagates in the first thick-wall spare body, refracts out from first refraction face, and in the second thick-wall spare body was entered into through second refraction face refraction after the air, finally through the parallel ejection of play plain noodles, can enlarge out the plain noodles area, improve light-emitting efficiency, reach the more even effect of car light lighting, simultaneously, can reduce the quantity of use of LED light source, reduce use cost.

Further, the vertical section of the first refracting surface is an arc surface.

Further, the circle center of the arc surface is positioned at the focus of the LED light source.

Further, the vertical section of the second refraction surface is a free-form surface.

Further, the light incident end includes: a third refractive surface and a fourth refractive surface, the third refractive surface being disposed opposite the fourth refractive surface. Thus, the LED light source enters the first thick-walled member through the third refractive surface and the fourth refractive surface.

Further, the third refraction surface is arranged opposite to the LED light source.

Further, the fourth refractive surface is disposed opposite to the first refractive surface.

Further, the first thick-walled member and the second thick-walled member are of unitary or split design. Therefore, the device can adapt to different installation requirements.

The utility model also provides an automobile lamp, which comprises a thick-wall part structure.

Compared with the prior art, the utility model has the beneficial effects that:

light emitted by the LED light source enters the first thick-wall part body after being refracted through the light inlet end, light propagates in the first thick-wall part body, is refracted out of the first refraction surface, enters the second thick-wall part body after being refracted through the second refraction surface after passing through air, and finally is emitted in parallel through the light outlet surface, so that the light outlet area can be enlarged, the light outlet efficiency is improved, the effect of more uniform lighting of the vehicle lamp is achieved, meanwhile, the use quantity of the LED light source can be reduced, and the use cost is reduced.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic view of the thick-wall member of the embodiment 1;

FIG. 2 is a schematic view of the thick-wall member according to the embodiment 1;

FIG. 3 is a schematic view of the thick-wall member according to the first embodiment 2;

FIG. 4 is a schematic view of the thick-wall member according to the second embodiment 2;

fig. 5 is a top view showing the structure of the thick-walled member according to embodiment 2.

In the figure: 1. a first thick-walled member; 101. a light inlet end; 1011. a third refractive surface; 1012. a fourth refractive surface; 102. a first refractive surface; 2. a second thick-walled member; 201. a second refraction surface; 202. a light-emitting surface; 3. an LED light source.

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.

Example 1:

as shown in fig. 1 to 2, a thick-walled member structure comprising: a first thick-walled member 1 and a second thick-walled member 2, the first thick-walled member 1 comprising: the light-in end 101 and first refraction face 102, light-in end 101, first refraction face 102 all are located on the both sides of first thick-wall piece 1, and light-in end 101 sets up with first refraction face 102 is relative, and the below of light-in end 101 is provided with LED light source 3, and second thick-wall piece 2 includes: the second refraction surface 201 and the light-emitting surface 202, the second refraction surface 201 and the light-emitting surface 202 are positioned on two side surfaces of the second thick-wall piece 2, and the second refraction surface 201 is opposite to the light-emitting surface 202; the first refractive surface 102 is disposed opposite to the second refractive surface 201, and a certain gap is provided between the first refractive surface 102 and the second refractive surface 201. Therefore, the light emitted by the LED light source 3 enters the first thick-wall member 1 body after being refracted by the light inlet end 101, the light propagates in the first thick-wall member 1 body, is refracted from the first refraction surface 102, enters the second thick-wall member 2 body after being refracted by the second refraction surface 201 after passing through air, and finally is emitted in parallel through the light outlet surface 202, so that the light outlet area can be enlarged, the light outlet efficiency can be improved, the effect of more uniform lighting of the vehicle lamp can be achieved, meanwhile, the use quantity of the LED light source 3 can be reduced, and the use cost can be reduced.

For example, the first thick-wall member 1 and the second thick-wall member 2 are made of transparent materials, such as polymethyl methacrylate, polycarbonate, etc., and the light-emitting surface 202 may be added with a pattern, a leather pattern, etc. to further achieve a more uniform lighting effect of the vehicle lamp, and the LED light source 3 may be white, red, yellow, etc., without limitation.

In this embodiment, the vertical section of the first refractive surface 102 is an arc surface, and the center of the arc surface is located at the focal point of the LED light source 3.

In this embodiment, the vertical section of the second refractive surface 201 is a free curved surface.

In this embodiment, the light incident end 101 includes: a third refractive surface 1011 and a fourth refractive surface 1012, the third refractive surface 1011 is provided opposite to the LED light source 3, and the fourth refractive surface 1012 is provided opposite to the first refractive surface 102. Thus, the LED light source 3 enters the first thick member 1 through the third refractive surface 1011 and the fourth refractive surface 1012.

For example, the light entrance end 101 may be a fresnel or a combination of a condenser and a 45 ° total reflection surface.

In the present embodiment, the first thick-walled member 1 is integral with the second thick-walled member 2, i.e., the first thick-walled member 1 is connected to the second thick-walled member 2.

The light emitting process of this embodiment is: light emitted by the LED light source 3 is refracted through the light inlet 101 and enters the first thick-wall member 1, the light propagates in the first thick-wall member 1, is refracted from the first refraction surface 102, passes through air, is refracted through the second refraction surface 201 and enters the second thick-wall member 2, and finally is emitted in parallel through the light outlet surface 202.

Example 2:

as shown in fig. 3 to 5, the difference from embodiment 1 is that the first thick-walled member 1 and the second thick-walled member 2 are split. Therefore, the device can adapt to different installation requirements.

The utility model also provides an automobile lamp, which comprises the thick-wall piece structure in the embodiment 1 or the embodiment 2.

In summary, the light emitted by the LED light source 3 enters the first thick-wall member 1 body after being refracted by the light inlet end 101, the light propagates in the first thick-wall member 1 body, is refracted from the first refraction surface 102, enters the second thick-wall member 2 body after being refracted by the second refraction surface 201 after passing through air, and finally is emitted in parallel through the light outlet surface 202, so that the light outlet area can be enlarged, the light outlet efficiency can be improved, the effect of more uniform lighting of the vehicle lamp can be achieved, meanwhile, the use quantity of the LED light source 3 can be reduced, and the use cost can be reduced.

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

1. A thick-walled member construction comprising:

-a first thick-walled member (1), the first thick-walled member (1) comprising:

the light incident end (101) and the first refraction surface (102), wherein the light incident end (101) and the first refraction surface (102) are both positioned on two side surfaces of the first thick-wall piece (1), the light incident end (101) and the first refraction surface (102) are arranged oppositely, and an LED light source (3) is arranged below the light incident end (101);

-a second thick-walled member (2), the second thick-walled member (2) comprising:

the second refraction surface (201) and the light-emitting surface (202), wherein the second refraction surface (201) and the light-emitting surface (202) are respectively positioned on two side surfaces of the second thick-wall piece (2), and the second refraction surface (201) is opposite to the light-emitting surface (202);

the first refraction surface (102) is arranged opposite to the second refraction surface (201), and a certain gap is arranged between the first refraction surface (102) and the second refraction surface (201).

2. Thick-walled structure according to claim 1, characterized in that the vertical cross-section of the first refractive surface (102) is an arc surface.

3. Thick-wall piece structure according to claim 2, characterized in that the centre of the circular arc surface is located at the focus of the LED light source (3).

4. Thick-walled structure according to claim 1, characterized in that the vertical cross-section of the second refractive surface (201) is a free-form surface.

5. Thick-wall element structure according to claim 1, characterized in that the light-entry end (101) comprises:

a third refractive surface (1011) and a fourth refractive surface (1012), the third refractive surface (1011) being disposed opposite the fourth refractive surface (1012).

6. Thick-wall element structure according to claim 5, characterized in that the third refractive surface (1011) is arranged opposite the LED light source (3).

7. The thick-walled structure according to claim 5, characterized in that the fourth refractive surface (1012) is arranged opposite the first refractive surface (102).

8. Thick-walled member construction according to claim 1 characterized in that the first thick-walled member (1) is of unitary or split design with the second thick-walled member (2).

9. An automotive luminaire characterized in that the thick-walled structure according to any of claims 1-8.