CN215570259U

CN215570259U - Uniform-light thick-wall part position lamp easy to realize

Info

Publication number: CN215570259U
Application number: CN202121807905.1U
Authority: CN
Inventors: 刘明明; 王海冲; 陈浩; 徐为亮; 平其顺; 刘梦婷; 王丽丽
Original assignee: Jiangsu Jinzhi New Energy Vehicle Co ltd
Current assignee: Jiangsu Jinzhi New Energy Vehicle Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-18
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses an easily realized uniform light thick wall part position lamp which comprises a thick wall part, wherein the top of the thick wall part is provided with fixedly connected light guide teeth, the bottom of the thick wall part is provided with an M-shaped groove, an LED circuit board is arranged at the groove, the irradiation end of the LED circuit board corresponds to the groove, and the LED circuit board is connected with the bottom of the thick wall part. Has the advantages that: the requirement on the position precision of the LED lamp beads is not high, the light distribution design numerical value cannot be influenced after the positions of the LED lamp beads are deviated, and the light distribution design cost is effectively reduced; the utility model has low requirements on the precision of the mould and the process of injection molding, and effectively saves the design cost of the mould; the effect of the utility model after lighting can reach the expected light arrangement and meet the requirements of regulations and uniformity.

Description

Uniform-light thick-wall part position lamp easy to realize

Technical Field

The utility model relates to the technical field of vehicle lamps, in particular to an easily realized position lamp of a uniform light thick wall part.

Background

The automobile headlamp, also called as an automobile headlamp and an automobile LED daytime running light, is used as an eye of an automobile, is not only related to the external image of an automobile owner, but also is closely related to safe driving at night or under bad weather conditions. The use and maintenance of the vehicle lamp are not negligible. Under the trend of the flat, diversified and personalized development of the automobile lamp, the novelty of the modeling and the structural form of the front position lamp is particularly important. However, the flat design of the lamp brings certain challenges to the difficulty of light distribution design.

The traditional thick-wall part is realized by adopting a form of adding light patterns by a total reflection lens, and the design has the following difficulty which is relatively difficult to realize: 1. the requirement on the position accuracy of the LED lamp beads is high, and the light distribution design numerical value can be seriously influenced after the positions of the LED lamp beads are deviated; 2. the requirement on the precision of the die is high, the requirement on the injection molding process is high, and the precision of the die generally needs to reach +/-0.005 mm; 3. the design method has higher requirement on light distribution design and needs to combine a total reflection lens and a Fresnel lens for design.

SUMMERY OF THE UTILITY MODEL

In order to comprehensively solve the problems, particularly the defects in the prior art, the utility model provides the position lamp of the uniform light thick wall part, which is easy to realize and can comprehensively solve the problems.

In order to achieve the purpose, the utility model adopts the following technical means:

the utility model provides an easy homodromous thick wall spare position lamp that realizes, includes thick wall spare, the top of thick wall spare is equipped with the leaded light tooth of rigid coupling, the recess of M shape structure is seted up to the bottom of thick wall spare, the groove is provided with the LED circuit board, the end of shining of LED circuit board corresponds with the recess, the LED circuit board is connected with the bottom of thick wall spare.

Preferably, the light guide teeth and the thick-wall part are integrally formed by injection molding in the same mold.

Preferably, the width of the light guide teeth is 1.2mm, the height of the light guide teeth is 1mm, and the angle of the light guide teeth is 41.5 degrees.

Preferably, the upper, lower, left and right surfaces of the thick-walled member are all subjected to sanding treatment.

Preferably, 15 2835 LED lamp beads with nominal power of 0.2W are adopted on the LED circuit board, and the diffusion angle of light of the LED lamp beads is 120 degrees.

The utility model has the beneficial effects that: the requirement on the position precision of the LED lamp beads is not high, the light distribution design numerical value cannot be influenced after the positions of the LED lamp beads are deviated, and the light distribution design cost is effectively reduced; the utility model has low requirements on the precision of the mould and the process of injection molding, and effectively saves the design cost of the mould; the effect of the utility model after lighting can reach the expected light arrangement and meet the requirements of regulations and uniformity.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present invention

FIG. 2 is a transverse cross-sectional view of the present invention;

fig. 3 is a longitudinal sectional view of the present invention.

Description of reference numerals:

1. light guide teeth, 2, thick-walled parts, 3, grooves, 4 and LED circuit boards.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, the utility model provides an easily realized uniform light thick wall part position lamp, which comprises a thick wall part 2, wherein the top of the thick wall part 2 is provided with a light guide tooth 1 which is formed by integral injection molding of the same mold, the bottom of the thick wall part 2 is provided with a groove 3 with an M-shaped structure, an LED circuit board 4 is arranged at the groove 3, the irradiation end of the LED circuit board 4 corresponds to the groove 3, and the LED circuit board 4 is connected with the bottom of the thick wall part 2.

The light guide teeth 1 play a role in optimizing visual uniformity, and are 1.2mm in width, 1mm in height and 41.5 degrees in angle.

The thick-walled part 2 plays a role in transmitting light, and four surfaces of the upper surface, the lower surface, the left surface and the right surface are both frosted to shield light leakage and improve optical efficiency. The bottom of the thick-wall part 2 is provided with an M-shaped groove 3 which is used for condensing light and utilizing the total reflection characteristic of the light.

LED lamp pearl on the LED circuit board 4 provides sufficient light source, light. 15 2835 LED lamp beads with the nominal power of 0.2W are adopted on the LED circuit board 4. The diffusion angle of the light of the LED lamp beads is 120 degrees.

The working principle is as follows:

LED circular telegram 120 degrees is luminous on the LED circuit board 4, and light takes place the total reflection phenomenon through the M shape structure recess 3 of thick wall spare 2 bottom and produces the spotlight effect, transmits to leaded light tooth 1 through thick wall spare 2, and the light after the gathering produces refraction phenomenon on diffusing to the leaded light tooth 1 of evenly arranging, and the light after the refraction is evenly dispersed among each leaded light tooth 1. Thereby achieving the expected light arrangement and meeting the requirements of regulations and uniformity.

The present invention is illustrated by way of example and not by way of limitation. It will be apparent to those skilled in the art that other variations and modifications may be made in the foregoing disclosure without departing from the spirit or essential characteristics of all embodiments, and that all changes and modifications apparent from the above teachings are within the scope of the utility model.

Claims

1. The utility model provides an easy homonymy light thick wall spare position lamp that realizes which characterized in that: including thick wall spare (2), the top of thick wall spare (2) is equipped with leaded light tooth (1) of rigid coupling, recess (3) of M shape structure are seted up to the bottom of thick wall spare (2), recess (3) department is provided with LED circuit board (4), the end of shining of LED circuit board (4) corresponds with recess (3), LED circuit board (4) are connected with the bottom of thick wall spare (2).

2. An easily realized uniform light thick wall position lamp according to claim 1, characterized in that the light guide teeth (1) and the thick wall member (2) are formed by injection molding in the same mold.

3. An easily realizable light-equalizing thick-walled member position light as claimed in claim 2, characterized in that the width of the light-guiding tooth (1) is 1.2mm, the height of the light-guiding tooth (1) is 1mm, and the angle of the light-guiding tooth (1) is 41.5 degrees.

4. An easily realizable homogenizing thick-walled member position light as claimed in claim 3, characterized in that the thick-walled member (2) is frosted on all four of its upper, lower, left and right sides.

5. The easy-to-realize uniform light thick wall part position lamp according to claim 4, characterized in that 15 2835 LED lamp beads with 0.2W nominal power are adopted on the LED circuit board (4), and the light diffusion angle of the LED lamp beads is 120 degrees.