CN220817510U

CN220817510U - Luminous surface combined device and lamp thereof

Info

Publication number: CN220817510U
Application number: CN202322435701.5U
Authority: CN
Inventors: 王丽
Original assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Current assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-04-19
Anticipated expiration: 2033-09-07

Abstract

The utility model discloses a luminous surface combination device and a lamp thereof, wherein the luminous surface combination device comprises: PCB board, LED, support and inner cover, LED is connected with the PCB board, and one side of LED is provided with the light emitting area, and one side of support is provided with the reflecting surface, and the inner cover includes: the first panel is connected with the second panel, a first light-emitting surface is arranged on one side of the first panel, a second light-emitting surface is arranged on one side of the second panel, and the first light-emitting surface is connected with the second light-emitting surface. The light emitted by the LEDs can be emitted through the first light-emitting surface and simultaneously emitted through the second light-emitting surface under the cooperation of the reflecting surfaces, so that one LED can realize the simultaneous light-emitting of the light-emitting surfaces at two large angles and in different directions.

Description

Luminous surface combined device and lamp thereof

Technical Field

The utility model relates to the technical field of automobile lamps, in particular to a luminous surface combination device and a lamp thereof.

Background

On the basis of meeting the functions of illumination and signal lamps, the automobile lamp also needs to meet certain modeling, wherein the luminous surface of the lamp is the most prominent structure of modeling symbols, and the luminous surface can be a dot-shaped, linear or plane pattern graph formed by continuous light bands with a certain area range or small-range outlines. At present, the light emitting surface of an LED car lamp is influenced by the light emitting direction and the light emitting angle of the LED, in the light emitting direction, the light emitting surface range which can be illuminated by a single LED is limited, either a continuous light band or a pattern graph is adopted, and a single LED only can illuminate a single light emitting surface.

Disclosure of utility model

The utility model aims to solve the technical problems that: in order to solve the technical problem that the production cost is high when two existing large-angle light-emitting surfaces are combined, the utility model provides the light-emitting surface combined device and the lamp thereof, and the number of LEDs used can be reduced by improving the light-emitting mode of the light-emitting surface combined device, so that the production cost of the whole device can be reduced.

The technical scheme adopted for solving the technical problems is as follows: a light emitting surface assembly comprising: PCB board, LED, support and inner face cover, LED with the PCB board is connected, one side of LED is provided with the light emitting area, one side of support is provided with the reflecting surface, the inner face cover includes: the LED display device comprises a first panel and a second panel, wherein the first panel is connected with the second panel, a first light-emitting surface is arranged on one side of the first panel, a second light-emitting surface is arranged on one side of the second panel, and the first light-emitting surface is connected with the second light-emitting surface; wherein: an included angle alpha 1 between the first panel and the second panel is larger than a set first angle value beta 1.

Therefore, the light emitted by the LEDs can be emitted through the first light-emitting surface, and simultaneously emitted through the second light-emitting surface under the cooperation of the reflecting surface, so that one LED can realize the simultaneous light emission of the light-emitting surfaces at two large angles and in different directions.

Further, a containing cavity is formed among the PCB, the bracket and the inner cover.

Further, the LED is located in the accommodating cavity.

Further, the first panel is located at one side of the PCB, which is close to the light emitting surface, and the reflecting surface is located at one side of the PCB, which is far away from the light emitting surface. Thus, the light emitted by the LEDs is ensured to be emitted through the first light emitting surface, and the light emitted by the LEDs is emitted through the second light emitting surface after passing through the reflecting surface.

Further, the reflecting surface is any one of a smooth curved surface, an aluminized plane, an aluminized curved surface and a combined surface containing reflecting patterns.

Further, the light reflected by the reflecting surface can be emitted from the second light-emitting surface, and an included angle alpha 2 between the reflecting surface and the second light-emitting surface is smaller than a set second angle value beta 2. Thus, the light passing through the reflecting surface can be emitted through the second light emitting surface.

Further, an included angle α3 between the first light-emitting surface and the PCB board, where: α3 > 0 °. Thus, the light emitted from the LED can be emitted through the first light-emitting surface.

Further, an included angle α4 between the second light-emitting surface and the PCB board, where: alpha 4 > 0 deg.. Thus, the light emitted from the LED can be emitted through the second light-emitting surface.

Further, the first light-emitting surface is a smooth curved surface or a curved surface with patterns, and the second light-emitting surface is a smooth curved surface or a curved surface with patterns.

The utility model also provides a lamp, which comprises the luminous surface combination device.

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

Light emitted by the LEDs can be emitted through the first light-emitting surface, and simultaneously emitted through the second light-emitting surface under the cooperation of the reflecting surface, so that one LED can realize simultaneous light emission of the light-emitting surfaces at two large angles and in different directions.

Drawings

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

FIG. 1 is a schematic view of a light emitting surface assembly according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a light emitting surface assembly according to the present utility model;

Fig. 3 is a light path diagram of the light emitting surface combining device of the present utility model.

In the figure: 1. a PCB board; 2. an LED; 201. a light emitting surface; 3. a bracket; 301. a reflecting surface; 4. an inner face mask; 401. a first panel; 4011. a first light-emitting surface; 402. a second panel; 4021. and a second 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.

As shown in fig. 1 to 3, a light emitting surface combining device includes: PCB board 1, LED2, support 3 and inner face cover 4, LED2 are connected with PCB board 1, and one side of LED2 is provided with light emitting area 201, and one side of support 3 is provided with reflecting surface 301, and inner face cover 4 includes: the first panel 401 and the second panel 402, the first panel 401 is connected with the second panel 402, a first light-emitting surface 4011 is arranged on one side of the first panel 401, a second light-emitting surface 4021 is arranged on one side of the second panel 402, and the first light-emitting surface 4011 is connected with the second light-emitting surface 4021; wherein: the included angle α1 between the first panel 401 and the second panel 402 is greater than the set first angle value β1. Therefore, the light emitted by the LED2 can be emitted through the first light emitting surface 4011, and simultaneously emitted through the second light emitting surface 4021 under the cooperation of the reflecting surface 301, so that the two light emitting surfaces in different directions with a large angle can be simultaneously emitted by one LED2, and compared with the light emitting mode that a single LED2 can only illuminate a single light emitting surface, the production cost is greatly reduced, and the assembly efficiency of the whole device is improved.

Specifically, the first panel 401 and the second panel 402 are made of diffusion light-transmitting materials, the first light-emitting surface 4011 and the second light-emitting surface 4021 are subjected to surface treatment, and then continuous light bands or pattern patterns are engraved by adopting a laser engraving process, so that feasibility is brought to the change or adjustment of later pattern surfaces, the modeling change is more various, meanwhile, the later pattern processing is formed, the problem of product injection molding qualification rate brought by processing a fine complex pattern mechanism on the inner mask 4 die can be avoided, the product quality is improved, the surface treatment mode is aluminum plating or paint spraying, and the pattern patterns are dot-shaped, linear, planar patterns or dot-shaped, linear and planar combined patterns.

In the present embodiment, the first angle value β1 is set to 50 °.

In this embodiment, a receiving cavity is formed among the PCB 1, the bracket 3 and the inner cover 4, the LED2 is located in the receiving cavity, and the direction of the light path of the LED2 is parallel to the PCB 1.

In this embodiment, the first panel 401 is located on a side of the PCB board 1 near the light emitting surface 201, and the reflective surface 301 is located on a side of the PCB board 1 far from the light emitting surface 201. This ensures that the light emitted from the LED2 is emitted through the first light-emitting surface 4011, and the light emitted from the LED2 is emitted through the second light-emitting surface 4021 after passing through the reflecting surface 301.

In this embodiment, the reflecting surface 301 is any one of a smooth curved surface, an aluminized plane, an aluminized curved surface, and a combined surface including a reflective pattern, and the light reflected by the reflecting surface 301 can be emitted from the second light-emitting surface 4021, and an included angle α2 between the reflecting surface 301 and the second light-emitting surface 4021 is smaller than a set second angle value β2. Thus, the light passing through the reflection surface 301 can be emitted through the second light-emitting surface 4021.

Specifically, the plane, the smooth curved surface, the aluminized plane, the curved surface or the combined surface containing the reflective patterns are all optical surfaces with a reflective effect.

In the present embodiment, the second angle value β2 is set to 90 °.

In this embodiment, an included angle α3 between the first light-emitting surface 4011 and the PCB board 1, and an included angle α4 between the second light-emitting surface 4021 and the PCB board 1, wherein: α3 > 0, α4 > 0 °, the first light-emitting surface 4011 is a smooth curved surface or a patterned curved surface, and the second light-emitting surface 4021 is a smooth curved surface or a patterned curved surface. Thus, the light emitted from the LED2 can be emitted through the first light-emitting surface 4011 and the second light-emitting surface 4021.

The light-emitting process of the utility model is as follows: the LED2 is controlled to be started by the PCB board 1, and the light emitted by the light emitting surface 201 is emitted through the first light emitting surface 4011, and the light emitted by the light emitting surface is emitted through the second light emitting surface 4021 after passing through the light emitting surface.

The utility model also provides a lamp, which comprises the luminous surface combination device. Specifically, the PCB board 1, the bracket 3 and the inner cover 4 are all mounted on the lamp.

In summary, the light emitted by the LED2 of the present utility model can be emitted through the first light emitting surface 4011, and simultaneously emitted through the second light emitting surface 4021 under the cooperation of the reflecting surface 301, so that two light emitting surfaces with large angles and different directions can emit light simultaneously by one LED2, and compared with the light emitting mode that a single LED2 can only illuminate a single light emitting surface, the present utility model greatly reduces the production cost and improves the assembly efficiency of the whole device.

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 light emitting surface assembly, comprising:

A PCB board (1), and

The LED (2) is connected with the PCB (1), and a light emitting surface (201) is arranged on one side of the LED (2);

A support (3), wherein one side of the support (3) is provided with a reflecting surface (301);

An inner face mask (4), the inner face mask (4) comprising:

The LED display device comprises a first panel (401) and a second panel (402), wherein the first panel (401) is connected with the second panel (402), a first light-emitting surface (4011) is arranged on one side of the first panel (401), a second light-emitting surface (4021) is arranged on one side of the second panel (402), and the first light-emitting surface (4011) is connected with the second light-emitting surface (4021);

Wherein: an included angle alpha 1 between the first panel (401) and the second panel (402) is larger than a set first angle value beta 1.

2. The light emitting surface combination device according to claim 1, characterized in that a receiving cavity is formed between the PCB board (1), the bracket (3) and the inner cover (4).

3. The light emitting surface combination according to claim 2, characterized in that the LED (2) is located within the receiving cavity.

4. The light emitting surface combination according to claim 1, wherein the first panel (401) is located at a side of the PCB board (1) close to the light emitting surface (201), and the reflective surface (301) is located at a side of the PCB board (1) remote from the light emitting surface (201).

5. The light emitting surface combination device according to claim 1, wherein the reflecting surface (301) is any one of a smooth curved surface, an aluminized flat surface, an aluminized curved surface, and a combination surface including a reflecting pattern.

6. The light emitting surface combination device according to claim 1, wherein light reflected by the reflecting surface (301) can be emitted from the second light emitting surface (4021), and an included angle α2 between the reflecting surface (301) and the second light emitting surface (4021) is smaller than a set second angle value β2.

7. The light emitting surface combination device according to claim 1, wherein an angle α3 between the first light emitting surface (4011) and the PCB board (1), wherein: α3 > 0 °.

8. The light emitting surface combination device according to claim 1, wherein an angle α4 between the second light emitting surface (4021) and the PCB board (1), wherein: alpha 4 > 0 deg..

9. The light emitting surface combination device according to claim 1, wherein the first light emitting surface (4011) is a smooth curved surface or a patterned curved surface, and the second light emitting surface (4021) is a smooth curved surface or a patterned curved surface.

10. A luminaire characterized by comprising a light emitting surface combination according to any one of claims 1-9.