CN209991394U

CN209991394U - Primary optical element mounting structure of car lamp

Info

Publication number: CN209991394U
Application number: CN201920833079.4U
Authority: CN
Inventors: 祝贺; 李聪; 仇智平
Original assignee: HASCO Vision Technology Co Ltd
Current assignee: HASCO Vision Technology Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-01-24
Anticipated expiration: 2029-06-04

Abstract

The utility model relates to a car light primary optical element mounting structure, which comprises a mounting bracket and a primary optical element; the primary optical element and the mounting bracket are fixed respectively, and the front end of the primary optical element is connected with the mounting bracket. As a better scheme, two sides of the front part of the primary optical element respectively extend out of a limiting rib, two sides of the mounting bracket are respectively provided with a limiting hole matched with the limiting rib, and the limiting holes prevent the front part of the primary optical element from swinging up and down. The utility model can avoid the up-and-down swing of the front end of the primary optical element, and ensure that the cut-off line of the primary optical element is always in the theoretical position, thereby ensuring the stability of the light shape; the front end of the primary optical element can be fixed only by clamping the limiting rib into the limiting hole, and the mounting step is simple and convenient.

Description

Primary optical element mounting structure of car lamp

Technical Field

The utility model relates to a car light module especially relates to a primary optical element mounting structure of car light.

Background

The primary optical element of the car lamp is an important component of the car lamp module, and the installation stability of the primary optical element directly influences the service performance of the car lamp module. For example, the primary optical element of some vehicle lamp modules has a long length in the front-rear direction of the vehicle lamp, the rear end of the primary optical element is fixed on the radiator, and the front end of the primary optical element is suspended, so that the primary optical element forms a cantilever beam, and the front end of the primary optical element is easy to swing up and down during the running of the vehicle, so that the low-beam cut-off line deviates from the theoretical position, and the stability of the light shape of the vehicle lamp is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mounting structure of primary optical element of car light, its front end luffing motion that can avoid primary optical element ensures that the short-distance beam cut-off line is on theoretical position all the time to ensure the stability of car light shape.

In order to solve the technical problem, the utility model discloses take following technical scheme:

a primary optical element mounting structure for a vehicle lamp includes a mounting bracket, a primary optical element; the primary optical element and the rear end of the mounting bracket are fixed respectively, and the front end of the primary optical element is connected with the mounting bracket.

Furthermore, two sides of the front end of the primary optical element respectively extend out of a limiting rib, and two sides of the mounting bracket are respectively provided with a limiting hole matched with the limiting rib.

Furthermore, the primary optical element mounting structure of the car lamp further comprises a radiator, the rear end of the primary optical element is fixed on the radiator, and the mounting bracket is also fixed on the radiator.

Furthermore, both sides of the limiting hole are provided with openings.

Furthermore, the front part of the limiting rib is small, the rear part of the limiting rib is large, and when the limiting rib is assembled, the front part of the limiting rib can enter the limiting hole more easily.

Furthermore, the upper side and the lower side of the rear part of the limiting rib are in contact with the inner side of the limiting hole; the rear section boundary of the limiting rib is arc-shaped, so that the limiting rib can be smoothly clamped into the limiting hole.

Furthermore, the primary optical element mounting structure of the car lamp further comprises a circuit board, the primary optical element is connected with the radiator through a first threaded connector, and the first threaded connector sequentially penetrates through the primary optical element, the circuit board and the radiator to fixedly connect the primary optical element, the circuit board and the radiator.

Furthermore, two first positioning pins are arranged at the rear end of the primary optical element, and first positioning holes for the first positioning pins to pass through are formed in the circuit board; one of the first positioning holes is a circular hole, and the other first positioning hole is a kidney-shaped hole; the radiator is provided with two second positioning holes for the first positioning pins to insert; one of the second positioning holes is a circular hole, and the other second positioning hole is a kidney-shaped hole; the first positioning pin penetrates into the first positioning hole and the second positioning hole in sequence to position the primary optical element.

Furthermore, the mounting bracket is fixedly connected with the radiator through a second threaded connecting piece.

Furthermore, two second positioning pins are arranged at the rear end of the mounting bracket, two third positioning holes are formed in the radiator, and the second positioning pins can penetrate through the third positioning holes to position the mounting bracket; one of the third positioning holes is a circular hole, and the other third positioning hole is a kidney-shaped hole.

The beneficial effects of the utility model reside in that:

1) the limiting ribs are arranged on the two sides of the front end of the primary optical element, and meanwhile, the mounting bracket is provided with the limiting holes for the limiting ribs to be clamped into, so that the front end of the primary optical element can be fixed, the front end of the primary optical element can be prevented from swinging up and down, the short-distance light cut-off line of the primary optical element is ensured to be always in a theoretical position, and the stability of light shape can be ensured;

2) the front end of the primary optical element can be fixed only by clamping the limiting rib into the limiting hole, and the mounting step is simple and convenient.

Drawings

Fig. 1 is a perspective view of a mounting structure of a primary optical element of a vehicle lamp according to the present invention;

fig. 2 is a side view of the primary optical element mounting structure of the vehicle lamp of the present invention, wherein the mounting bracket is not shown;

FIG. 3 is a front view of FIG. 2;

fig. 4 is a rear view of fig. 1.

The primary optical element comprises a radiator 1, a radiator 101, a waist-shaped hole 102, a waist-shaped hole 2, a circuit board 3, a primary optical element 301, a limiting rib 302, a first positioning pin 302, a mounting bracket 4, a limiting hole 401, a second positioning pin 402, an opening 403, a first threaded connector 5 and a second threaded connector 6.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-4, the utility model provides a car light primary optical element mounting structure, including installing support 4, installing support 4 fixes on the radiator 1, primary optical element 3's rear end with radiator 1 fixed connection, primary optical element 3's front end with installing support 4 connects, and this installing support 4 can directly adopt the support that is used for fixed secondary optical element. Specifically, both sides of the front end of the primary optical element 3 are provided with the limiting ribs 301, and correspondingly, both sides of the mounting bracket 4 are provided with the limiting holes 401 into which the limiting ribs 301 are clamped, when the mounting bracket 4 is sleeved in from the front of the primary optical element 3, the limiting ribs 301 can be clamped into the limiting holes 401, so that the front end of the primary optical element 3 is fixed, the front end of the primary optical element 3 is prevented from swinging up and down, a low-beam cut-off line is ensured to be located at a theoretical position, and the stability of light shape is ensured.

Preferably, as shown in fig. 1, in order to make the limiting rib 301 easily snap into the limiting hole 401, openings 403 are formed on both sides of the limiting hole 401, so that when the limiting rib 301 is snapped into the limiting hole 401, the limiting hole 401 can be elastically deformed in time to snap the limiting rib 301 into the limiting hole 401.

Further, referring to fig. 2 in combination with fig. 1, in the process of inserting the mounting bracket 4 in front of the primary optical element 3, in order to make the limiting rib 301 more easily snap into the limiting hole 401, the cross section of the front part of the limiting rib 301 is trapezoidal, that is, the front part of the limiting rib 301 is small, and the rear part is large, so that when assembling, the front part of the limiting rib 301 more easily enters the limiting hole 401 first, so as to reduce the assembling difficulty, the rear part of the limiting rib 301 is snapped into the limiting hole 401, and the upper and lower sides of the rear part contact with the inner side of the limiting hole 401. Preferably, the rear section boundary of the position-limiting rib 301 may be in a circular arc shape, so that the position-limiting rib 301 is more smoothly caught in the position-limiting hole 401.

The primary optical element 3 is connected with the heat sink 1 through a first threaded connector 5, and specifically, the first threaded connector 5 sequentially penetrates through the primary optical element 3, the circuit board 2 and the heat sink 1 to fixedly connect the three. In order to facilitate the installation of the primary optical element 3, improve its installation accuracy with the light source relative position, the rear end of the primary optical element 3 is provided with two first locating pins 302, these two first locating pins 302 are arranged at the interval on the left and right sides, correspondingly, set up two first locating holes (not shown in the figure) that supply first locating pin 302 to pass on the circuit board 2, in order to avoid taking place the location, one of them first locating hole is the circular port, then another first locating hole is waist shape hole. The heat sink 1 is provided with two second positioning holes for the first positioning pins 302 to be inserted into, and similarly, in order to avoid over-positioning, one of the second positioning holes is a circular hole, and the other second positioning hole is a kidney-shaped hole 101. The first positioning pin 302 is inserted into the first positioning hole and the second positioning hole in order to position the primary optical element 3, and then the primary optical element 3, the circuit board 2 and the heat sink 1 are fixedly connected by the first screw connector 5.

In this embodiment, referring to fig. 4, the same connection and positioning method can be used for the mounting bracket 4. Specifically, the rear end of the mounting bracket 4 is provided with two second positioning pins 402, and correspondingly, the heat sink 1 is provided with two third positioning holes, the second positioning pins 402 can pass through the third positioning holes to position the mounting bracket 4, and similarly, in order to avoid over-positioning, one of the third positioning holes is a circular hole, and the other third positioning hole is a kidney-shaped hole 102. After the mounting bracket 4 is positioned, the mounting bracket 4 is fixed on the radiator 1 by adopting a second threaded connecting piece 6.

The above are preferred embodiments of the present invention, and those skilled in the art can make various changes or improvements on the above embodiments without departing from the general concept of the present invention, and these changes or improvements should fall within the scope of the present invention.

Claims

1. A mounting structure of a primary optical element of a vehicle lamp, characterized in that:

comprises a mounting bracket (4) and a primary optical element (3);

the rear ends of the primary optical element (3) and the mounting bracket (4) are respectively fixed, and,

the front end of the primary optical element (3) is connected with the mounting bracket (4).

2. The primary optical element mounting structure for a vehicle lamp according to claim 1, wherein: two sides of the front end of the primary optical element (3) respectively extend out of a limiting rib (301), and two sides of the mounting bracket (4) are respectively provided with a limiting hole (401) matched with the limiting rib (301).

3. The primary optical element mounting structure for a vehicle lamp according to claim 1 or 2, wherein: the primary optical element mounting structure of the car lamp further comprises a radiator (1), the rear end of the primary optical element (3) is fixed on the radiator (1), and the mounting bracket (4) is also fixed on the radiator (1).

4. The primary optical element mounting structure for a vehicle lamp according to claim 2, wherein: both sides of the limiting hole (401) are provided with open holes (403).

5. The primary optical element mounting structure for a vehicle lamp according to claim 2, wherein: the front part of the limiting rib (301) is small, the rear part of the limiting rib is large, and when the limiting rib is assembled, the front part of the limiting rib (301) can easily enter the limiting hole (401) firstly.

6. The primary optical element mounting structure for a vehicle lamp according to claim 5, wherein: the upper side and the lower side of the rear part of the limiting rib (301) are in contact with the inner side of the limiting hole (401); the rear section boundary of the limiting rib (301) is arc-shaped, so that the limiting rib (301) can be smoothly clamped into the limiting hole (401).

7. A vehicular lamp primary optical element mounting structure according to claim 3, wherein: the primary optical element mounting structure of the car lamp further comprises a circuit board (2), the primary optical element (3) is connected with the radiator (1) through a first threaded connector (5), and the first threaded connector (5) penetrates through the primary optical element (3), the circuit board (2) and the radiator (1) in sequence to fixedly connect the primary optical element, the circuit board and the radiator.

8. The primary optical element mounting structure for a vehicle lamp according to claim 7, wherein: two first positioning pins (302) are arranged at the rear end of the primary optical element (3), and first positioning holes for the first positioning pins (302) to pass through are formed in the circuit board (2); one of the first positioning holes is a circular hole, and the other first positioning hole is a kidney-shaped hole; two second positioning holes for the first positioning pins (302) to insert are formed in the radiator (1); one of the second positioning holes is a circular hole, and the other second positioning hole is a kidney-shaped hole; the first positioning pin (302) penetrates into the first positioning hole and the second positioning hole in sequence to position the primary optical element (3).

9. A vehicular lamp primary optical element mounting structure according to claim 3, wherein: the mounting bracket (4) is fixedly connected with the radiator (1) through a second threaded connecting piece (6).

10. A vehicular lamp primary optical element mounting structure according to claim 3, wherein: two second positioning pins (402) are arranged at the rear end of the mounting bracket (4), two third positioning holes are formed in the radiator (1), and the second positioning pins (402) can penetrate through the third positioning holes to position the mounting bracket (4); one of the third positioning holes is a circular hole, and the other third positioning hole is a kidney-shaped hole.