Brake lamp module with good light distribution performance

Abstract

The utility model discloses a brake lamp module with good light distribution performance. The brake lamp module comprises a front lampshade and a rear shell, a light uniformizing cover is embedded in the rear shell, the LED light bar is fixed in the rear shell, and the front lampshade is fixed to the rear shell in an adhesive mode. Protruding first fixing seats are arranged at the two ends of the bottom face of the rear shell, a plurality of first fixing columns and air holes are arranged between the two first fixing seats at intervals, second fixing columns are arranged at the two ends of the light uniformizing cover, the front lampshade is flat, a circle of protruding strip is arranged on the back face of the front lampshade, reflection protrusions distributed in an array mode are arranged on the surface of the inner circle of the protruding strip, and the protruding strip is matched with an opening of the rear shell. The light uniformizing cover is arranged between the front lampshade and the rear shell, the light-transmitting plate on the front surface of the light uniformizing cover converts a line light source or a point light source into an area light source through the scattering effect of light of nano particles in the light-transmitting plate, and therefore the light source of the LED lamp strip is diffused in a uniformizing mode, and the lighting texture and the attractiveness of the brake lamp are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile lamps and lanterns, concretely relates to a brake lamp module with good light distribution. BACKGROUND

[0002] The automobile tail light is usually provided with a tail light and a brake light, the brake light plays a role of reminding and warning the driver of the rear vehicle, the brightness and the uniformity of the light emission of the brake light will affect the quality of the light turning on, and even will affect the observation of the driver of the rear vehicle, the existing brake light has a rear shell and a front lamp shade, a lamp holder or an LED lamp plate is arranged on the rear shell, the light emitting source on the lamp holder or the LED lamp plate is a single one, the light emitted is scattered on the front lamp shade, the front lamp shade will emit the light through the reflection texture structure of the inner side surface, and the high bright spot still exists in the form from the outside of the lamp shade, which affects the appearance of the brake light, in order to improve the light emission uniformity of the brake light, a brake light module with good light distribution is provided. SUMMARY

[0003] Therefore, the utility model wants to solve the technical problem, provides a brake light module with good light distribution, solves the problem of uneven light emission after the brake light turns on in the prior art.

[0004] In order to solve the above technical problem, the utility model discloses a brake light module with good light distribution, which comprises: a front lamp shade and a rear shell; a light uniforming cover is embedded in the rear shell, an LED light bar is fixed in the rear shell, and the front lamp shade and the rear shell are adhesively fixed; a protruding fixing seat one is arranged at the bottom of the rear shell, a plurality of fixing columns one and air holes are arranged between the two fixing seat ones, an embedded groove is arranged on the inner wall of the rear shell, a plurality of protruding fixing seat two are arranged on the bottom of the outer side of the rear shell, a fixing column two is arranged at the two ends of the light uniforming cover, the fixing column two is aligned with the fixing seat one and is fixed through screws, an embedded part is extended from the edge of the light uniforming cover, the embedded part is matched with the embedded groove, the front lamp shade is flat, the cross section edge in the length direction is arc-shaped, a convex strip is arranged on the back of the front lamp shade, a plurality of reflection protrusions are arranged on the inner surface of the convex strip in array, and the convex strip is matched with the opening of the rear shell.

[0005] Further, the wall thickness of the light transmission part of the light uniforming cover is 2mm.

[0006] Further, the wall thickness of the light transmission part of the front lamp shade is 2.5mm.

[0007] Further, the front side of the light uniforming cover is spaced apart from the back side of the front lamp shade by 4mm.

[0008] Further, the tail end of the fixing column one extends to the outside of the bottom of the rear shell.

[0009] Further, the tail end of the fixing seat two extends to the inside of the bottom of the rear shell.

[0010] Compared with the prior art, the application can obtain the following technical effects:

[0011] The utility model discloses a light -evening cover is arranged between headlamp cover and rear casing, and the light -evening cover's front surface light -transmitting plate changes linear light source or point light source into area light source through the light scattering effect of inside nanometer particle, thereby evenly diffusing the light source of LED lamp area, improves the light quality and the aesthetic appearance of brake lamp.

[0012] Of course, implementing any product of the application does not necessarily need to achieve all the technical effects described above. BRIEF DESCRIPTION OF DRAWINGS

[0013] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, will be described in detail with reference to these accompanying drawings, together with the application and its description, do not limit the application. In the drawings:

[0014] Figure 1 It is the schematic diagram of the brake lamp of an embodiment of the utility model;

[0015] Figure 2 It is the front side schematic diagram of the brake lamp after disassembly of an embodiment of the utility model;

[0016] Figure 3 It is the rear side schematic diagram of the brake lamp after disassembly of an embodiment of the utility model;

[0017] Figure 4 It is the inside schematic diagram of the rear casing of an embodiment of the utility model;

[0018] Figure 5 It is the local schematic diagram of the inside of the headlamp cover of an embodiment of the utility model.

[0019] ACCOMPANYING DRAWINGS

[0020] Headlamp cover 1, rear casing 2, light -evening cover 3, fixed seat one 4, fixed column one 5, air hole 6, inlay groove 7, fixed seat two 8, fixed column two 9, inlay part 10, convex strip 11, reflection convex 12. DETAILED DESCRIPTION

[0021] The embodiments of the application will be described in detail below with reference to the accompanying drawings and examples, so that the realization process of how the application applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented.

[0022] Please refer to Figures 1 to 5 , Figure 1 It is the schematic diagram of the brake lamp of an embodiment of the utility model; Figure 2It is the front side schematic view after brake lamp of one embodiment of the utility model is decomposed; Figure 3 It is the rear side schematic view after brake lamp of one embodiment of the utility model is decomposed; Figure 4 It is the inside schematic view of rear shell of one embodiment of the utility model; Figure 5 It is the partial schematic view of front lamp cover inside face of one embodiment of the utility model.

[0023] A brake lamp module with good light distribution, comprising: a front lamp cover 1 and a rear shell 2; a light uniformizing cover 3 is embedded in the rear shell 2, an LED light bar is fixed inside the rear shell 2, the front lamp cover 1 is adhesively fixed with the rear shell 2; the bottom surface of the rear shell 2 is provided with protruding fixing bases one 4 at both ends, a plurality of fixing columns one 5 and air holes 6 are provided at intervals between the two fixing bases one 4, the inner wall of the rear shell 2 is provided with an embedded groove 7, the bottom surface of the outer side of the rear shell 2 is provided with a plurality of protruding fixing bases two 8, both ends of the light uniformizing cover 3 are provided with fixing columns two 9, the fixing columns two 9 are aligned with the fixing bases one 4 and fixed by screws, the edge of the light uniformizing cover 3 extends out of an embedded part 10, the embedded part 10 is matched with the embedded groove 7, the front lamp cover 1 is flat, the cross-sectional edge in the length direction is arc-shaped, the back surface of the front lamp cover 1 is provided with a protruding strip 11, the inner surface of the inner circle of the protruding strip 11 is provided with arrayed reflecting protrusions 12, and the protruding strip 11 is adhesively fixed with the opening of the rear shell 2 by sealing glue.

[0024] The wall thickness of the light transmission part of the light uniformizing cover 3 is 2mm, the wall thickness of the light transmission part of the front lamp cover 1 is 2.5mm, the front side of the light uniformizing cover 3 is spaced apart from the rear side of the front lamp cover 1 by 4mm, the wall thickness of the light uniformizing cover 3 can homogenize the light source of the LED light bar to avoid high-brightness light spots, and the distance between the light uniformizing cover 3 and the front lamp cover 1 can facilitate enhancing the diffuse reflection and scattering of the light source between the two, thereby further improving the light source brightness and uniformity.

[0025] The tail end of the fixing column one 5 extends to the outside of the bottom surface of the rear shell 2, the tail end of the fixing base two 8 extends to the inside of the bottom surface of the rear shell 2, and screw holes are formed in the fixing column one 5 and the fixing base two 8.

[0026] The utility model sets up the light uniformizing cover 3 between the front lamp cover 1 and the rear shell 2, the front surface light transmission plate of the light uniformizing cover 3 converts linear light source or point light source into area light source through the light scattering effect of the internal nano particles, thereby homogenizing the light source of the LED light bar and emitting it, and the utility model improves the light-on quality feeling and the aesthetic property of the brake lamp.

[0027] The above description shows and describes several preferred embodiments of the present application, but as previously described, it should be understood that the present application is not limited to the forms disclosed herein, and should not be considered as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the application conceived herein, by the above teachings or related art or knowledge. Any modification and change made by those skilled in the art without departing from the spirit and scope of the present application shall be within the protection scope of the claims of the present application.

Claims

1. A brake light module with good light distribution, comprising: The front lamp cover and the rear shell; The rear shell is characterized in that a light uniformizing cover is embedded in the rear shell, an LED light bar is fixed inside the rear shell, the front lamp cover is adhesively fixed with the rear shell, the bottom surface of the rear shell is provided with protruding fixed seats one at both ends, a plurality of fixed columns one and air holes are provided between the two fixed seats one, the inner wall of the rear shell is provided with an embedded groove, the outer bottom surface of the rear shell is provided with a plurality of protruding fixed seats two, both ends of the light uniformizing cover are provided with fixed columns two, the fixed columns two are aligned with the fixed seats one and fixed by screws, the edge of the light uniformizing cover extends out of the embedded part, the embedded part is matched with the embedded groove, the front lamp cover is flat, the cross-sectional edge in the length direction is arc-shaped, the back surface of the front lamp cover is provided with a protruding strip, the inner surface of the protruding strip is provided with arrayed reflecting protrusions, and the protruding strip is matched with the opening of the rear shell.

2. The brake light module with good light distribution according to claim 1, characterized in that, The wall thickness of the light transmission part of the light uniformizing cover is 2 mm.

3. The brake light module with good light distribution according to claim 1, wherein, The wall thickness of the light transmission part of the front lamp cover is 2.5 mm.

4. The brake light module with good light distribution according to claim 1, wherein, The front side of the light uniformizing cover is spaced apart from the rear side of the front lamp cover by 4 mm.

5. The brake light module with good light distribution according to claim 1, wherein, The tail end of the fixed column one extends to the outside of the bottom surface of the rear shell.

6. The brake light module with good light distribution according to claim 1, wherein, The tail end of the fixed seat two extends to the inside of the bottom surface of the rear shell. The tail end of the fixed column one extends to the outside of the bottom surface of the rear shell. The tail end of the fixed seat two extends to the inside of the bottom surface of the rear shell.

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