CN213656636U

CN213656636U - Steering lamp, position lamp and brake lamp combined automobile tail lamp

Info

Publication number: CN213656636U
Application number: CN202022755885.XU
Authority: CN
Inventors: 高攀
Original assignee: Hubei Huazhong Magneti Marelli Automotive Lighting Co Ltd
Current assignee: Hubei Huazhong Magneti Marelli Automotive Lighting Co Ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-09
Anticipated expiration: 2030-11-25

Abstract

The utility model relates to a turn signal lamp, position lamp, brake lamp combination formula automobile tail lamp, this automobile tail lamp include two-sided PCB board, brake lamp thick wall, turn signal lamp thick wall, reflection bowl, inner lens and lamp body. And a turn light source, a position light source and a brake light source are respectively arranged on the front and back surfaces of the PCB fixed between the thick wall of the brake light and the thick wall of the turn light, wherein the turn light source and the brake light source respectively face the thick wall of the turn light and the thick wall of the brake light, and the position light source faces the reflecting bowl. The light that the indicator light source sent gets into and refracts away after the indicator light thick wall, and the light that the brake light source sent gets into and refracts away after the brake light thick wall, and the light that the position lamp light source sent is reflected away by the bowl that reflects, realizes indicator light, brake light, position lamp function independently from this. This combination formula automobile tail lamp structure is comparatively simple, the assembly degree of difficulty is little, the effect of lightening is better, the degree of discernment is high, does not have mutual interference or heat dissipation problem.

Description

Steering lamp, position lamp and brake lamp combined automobile tail lamp

Technical Field

The utility model relates to a car light technical field, concretely relates to indicator, position lamp, brake light combination formula automobile tail lamp.

Background

Automotive tail lights typically integrate more than two vehicle light functions, such as position lights, turn signals, brake lights, fog lights, backup lights, and the like. Before, we developed a tail lamp shared by a turn light and a position light and achieved good effects, see in particular CN 110966572A.

In order to further improve the integration level, enrich the product line and enhance the competitiveness, the functions of a turn light, a position light and a brake light of a tail light are integrated together, so that a series of problems are faced: how can the light emitting areas of the three functional lamps be adjacent to each other and not mutually influenced? How does the uniformity of the position light and the granularity of the turn light and the brake light achieve? In addition, the internal installation space of the automobile tail lamp is limited, new challenges are brought to the structural design of the lamp body by the newly added functional lamp, and the selection, heat dissipation and the like of the light source and the reflector need to be comprehensively considered.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a combined automobile tail lamp with a novel structure, comprising a PCB (printed circuit board), a thick wall of a brake lamp, a thick wall of a steering lamp and a reflecting bowl; the PCB is fixed between the thick wall of the brake lamp and the thick wall of the steering lamp, and an assembly body formed by the PCB is fixedly connected with the reflecting bowl; a steering lamp light source, a position lamp light source and a brake lamp light source are respectively arranged on the front side and the back side of the PCB, wherein the steering lamp light source and the brake lamp light source respectively face the steering lamp thick wall and the brake lamp thick wall, and the position lamp light source faces the reflecting bowl; the light that turns to the light source and get into and refract away after the indicator thick wall, and the light that the brake light source sent gets into and refracts away after the brake light thick wall, and the light that the position lamp light source sent is reflected away by the bowl that reflects, realizes indicator, brake lamp, position lamp function from this.

Furthermore, the brake light source and the position light source are positioned on the same side (the outer side of the vehicle body) of the PCB, and the steering light source is positioned on the other side (the inner side of the vehicle body) of the PCB.

Furthermore, both ends of the thick wall of the brake lamp are respectively provided with a reflecting surface and a reflecting pattern, after light emitted by the light source of the brake lamp enters the thick wall of the brake lamp, a part of light is emitted from the reflecting pattern, and the other part of light is reflected by the reflecting surface and passes through the reflecting pattern to be emitted, so that a better brake lamp lighting effect is finally realized.

Further, the light emitting principle of the turn light is the same as that of the brake light. The two ends of the thick wall of the steering lamp are respectively provided with the reflecting surface and the reflecting pattern, after light emitted by the light source of the steering lamp enters the thick wall of the steering lamp, one part of light is emitted from the reflecting pattern, the other part of light is reflected by the reflecting surface and penetrates through the reflecting pattern to be emitted, and the good lighting effect of the steering lamp is also realized.

Furthermore, the reflection patterns of the thick wall of the brake lamp and the thick wall end (the end where the light-emitting surface is located) of the turn lamp are both in a sawtooth shape, and the reflection surfaces are both in an arc shape.

Further, the turn light source, the position light source and the brake light source are selected from at least one of a halogen light source, an LED light source, a xenon light source and a laser light source.

Further, the automobile tail lamp further comprises an inner lens and a lamp shell, wherein the inner lens is fixedly connected with the reflecting bowl, and the lamp body and the lamp shell are fixedly connected in a sealing mode. The inner lens is used for focusing and emitting the light rays of the position lamp reflected by the reflecting bowl.

Furthermore, a brake lamp thick-wall clamping groove and a steering lamp thick-wall clamping groove are formed in the inner lens, and a shielding structure is arranged between the two clamping grooves.

Compared with the prior art, the utility model discloses following beneficial effect has been obtained: through configuration optimization and layout design, the turn signal lamp, the position lamp and the brake lamp are arranged on the front side and the back side of the PCB respectively, directional reflection or refraction of different light rays is realized by means of two thick walls and a reflection bowl, and the mounting space is saved while the independence and the integrity of each car lamp function are guaranteed. The three parts share one PCB and the light-emitting areas are adjacent, but the three parts do not interfere with each other and meet the requirement of uniformity of the position lamp and the requirement of granularity of the turn lamp and the brake lamp. Whole combination automobile tail lamp structure is comparatively simple, and the assembly degree of difficulty is little, and the effect of lighting is better, distinguishes the degree height, does not have mutual interference or heat dissipation problem.

Drawings

Fig. 1 is an overall schematic view of the automobile tail light of the present invention;

fig. 2 is a schematic structural view of the automobile tail light of the present invention;

fig. 3 is a functional area division diagram of the automobile tail light of the present invention.

The LED lamp comprises a PCB (printed circuit board), 2-a brake lamp thick wall, 3-a reflection bowl, 4-a steering lamp thick wall, 5-an inner lens, 6-a lamp shell, 7-a shielding structure, 8-a brake lamp thick wall reflection surface and 9-a brake lamp thick wall reflection pattern.

Detailed Description

In order to fully understand the technical solutions and advantages of the present invention, the following embodiments are further described with reference to the accompanying drawings.

The combined automobile tail lamp with the turn lamp, the position lamp and the brake lamp as shown in the figures 1-3 mainly comprises 1 double-sided PCB board, 2 thick walls, 1 reflecting bowl, 1 inner lens and 1 lamp shell. A plurality of LED light sources are welded on the front side (the left side in figure 2) of the PCB at certain intervals and respectively serve as a rear position lamp and a brake lamp; a plurality of LED light sources are welded on the reverse side (the right side in figure 2) of the PCB and serve as steering lamps, and therefore the side-lighting type tail lamp structure is formed. Two thick walls are the brake light thick wall and the indicator thick wall respectively, and its shape and structure are comparatively similar: one end is an arc-shaped reflecting surface, and the other end is a sawtooth-shaped reflecting structure. In the installation draw-in groove of lens including brake lamp thick wall and the thick wall joint of indicator, separate through sheltering from the structure between the two and prevent the light leak. The PCB board is fixed between the two thick walls through screws, and the LED light source welded on the board is right opposite to the thick wall of the brake lamp, the thick wall of the steering lamp and the reflecting bowl. The inner lens is fixedly connected with the reflecting bowl, and an assembly body formed by the inner lens is hermetically connected with the transparent lamp shell.

The working principle of the combined tail lamp is as follows: when the rear position lamp is lightened, the light emitted by the rear position lamp is reflected by the reflecting bowl, passes through the inner lens and then is emitted; when the brake lamp is turned on, the light emitted by the brake lamp enters the thick wall of the brake lamp, a part of the light is emitted after passing through the reflection patterns on the light emitting surface after being refracted, and the other part of the light is reflected by the reflection surface and also emitted after passing through the reflection patterns on the light emitting surface; the turn signal lights are lit in the same manner as the brake lights. On the whole, the turn lights, the position lights and the brake lights of the whole combined automobile tail light are arranged from left to right or from top to bottom, and the brake lights and the turn lights present parallel strip-shaped lighting effects, so that the combined automobile tail light is higher in identification degree and attractive in atmosphere.

Claims

1. The utility model provides a turn signal lamp, position lamp, brake light combination formula automobile tail lamp which characterized in that: the automobile tail lamp comprises a PCB (printed circuit board), a brake lamp thick wall, a steering lamp thick wall and a reflecting bowl; the PCB is fixed between the thick wall of the brake lamp and the thick wall of the steering lamp, and an assembly body formed by the PCB is fixedly connected with the reflecting bowl; a steering lamp light source, a position lamp light source and a brake lamp light source are respectively arranged on the front side and the back side of the PCB, wherein the steering lamp light source and the brake lamp light source respectively face the steering lamp thick wall and the brake lamp thick wall, and the position lamp light source faces the reflecting bowl; the light that turns to the light source and get into and refract away after the indicator thick wall, and the light that the brake light source sent gets into and refracts away after the brake light thick wall, and the light that the position lamp light source sent is reflected away by the bowl that reflects, realizes indicator, brake lamp, position lamp function from this.

2. The combination tail light of claim 1, wherein: the brake light source and the position light source are positioned on the same side of the PCB, and the steering light source is positioned on the other side of the PCB.

3. The combination tail light of claim 1, wherein: the two ends of the thick wall of the brake lamp are respectively provided with a reflecting surface and a reflecting pattern, after light emitted by the light source of the brake lamp enters the thick wall of the brake lamp, one part of light rays are emitted from the reflecting pattern, and the other part of light rays are reflected by the reflecting surface and penetrate through the reflecting pattern to be emitted.

4. The combination tail light of claim 1, wherein: the two ends of the thick wall of the steering lamp are respectively provided with a reflecting surface and a reflecting pattern, after light emitted by a light source of the steering lamp enters the thick wall of the steering lamp, one part of light is emitted from the reflecting pattern, and the other part of light is reflected by the reflecting surface and then passes through the reflecting pattern to be emitted.

5. The combination tail light of a turn signal lamp, position signal lamp and brake signal lamp as claimed in claim 3 or 4, wherein: the reflecting patterns on the thick wall end parts of the brake lamp and the steering lamp are both in a sawtooth shape, and the reflecting surfaces are both in an arc shape.

6. The combination tail light of claim 1, wherein: the turn light source, the position light source and the brake light source are at least one selected from a halogen light source, an LED light source, a xenon light source and a laser light source.

7. The combination tail light of claim 1, wherein: the automobile tail lamp also comprises an inner lens and a lamp shell; the inner lens is fixedly connected with the reflecting bowl, and the lamp body and the lamp shell formed by the inner lens are fixedly connected in a sealing mode.

8. The combination tail light of claim 7, wherein: be provided with brake lamp thick wall draw-in groove and indicator thick wall draw-in groove on inner lens, be provided with between two draw-in grooves and shelter from the structure.