CN210219616U

CN210219616U - Miniature car lamp lighting module subassembly

Info

Publication number: CN210219616U
Application number: CN201921384825.2U
Authority: CN
Inventors: Zhiping Qiu; 仇智平; Cong Li; 李聪; Jianqing Lu; 陆剑清; Hui Li; 李辉; He Zhu; 祝贺; Wenhui Sang; 桑文慧
Original assignee: HASCO Vision Technology Co Ltd
Current assignee: HASCO Vision Technology Co Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-03-31
Anticipated expiration: 2029-08-23

Abstract

The utility model relates to a mini car lamp lighting module component, in the utility model, the light emitted by the main light source is emitted from the main lens after being reflected by the reflector, and the light emitted by the auxiliary light source is emitted from the auxiliary lens after being converged by the condenser; the main circuit board and the auxiliary circuit board are both installed on the installation base, the reflector and the condenser are also installed on the installation base, the main lens is fixedly connected with the reflector, and the auxiliary lens is fixedly connected with the condenser. Like this, between main light source, speculum, the main lens to and all direct positioning connection between auxiliary light source, spotlight ware and the auxiliary lens, make like this be used for forming main light source, speculum, the main lens of passing light and be used for forming auxiliary light source, spotlight ware and the auxiliary lens positioning accuracy of supplementary passing light all very high, reduce assembly error many times, thereby guaranteed the optical system precision of assurance.

Description

Miniature car lamp lighting module subassembly

Technical Field

The utility model relates to a miniature car lamp illumination module subassembly belongs to vehicle lighting technology field.

Background

In the field of vehicle lamp technology, a vehicle lamp module generally refers to a device having a lens or a component of equivalent structure as a final light-emitting element and used for low beam or high beam illumination of an automotive headlamp. In recent years, as the automobile industry has grown mature and the types of the stable lamp modules have diversified, customers have made more and more demands on the overall performance of the lamp modules, such as uniformity of low beam or high beam shape of the automobile headlamp, visibility of the low beam, heat radiation performance, brightness of the high beam, and structure, weight, and volume of the module.

The prior art lamp module has the following defects:

1. the volume is great, and the car light module group who uses the speculum as primary optical element among the prior art adopts the LED light source more, and its luminous flux of unit area only is 300 ~ 400lm/mm²If a light shape meeting the regulated brightness is desired, a plurality of LED light sources are required to be arranged, so that the light emitting area is large, a reflector with a large reflecting surface is required to match the light shape, correspondingly, the focal length of the reflector is long, the size of a lens matched with the reflector is also large, the lens is generally 50mm high and 70mm wide,in order to ensure the light effect, the focal length of the lens is longer, so that the volume of the whole car lamp module is large; when the vehicle lamp module using the condenser as the primary optical element in the prior art is applied to a high beam or a main low beam module (a Lo1 area shown in fig. 1 is a main low beam light shape area), since an LED light source is used, the luminous flux per unit area is very low, and in order to improve the luminous efficiency and obtain a light shape with high illumination intensity, the size of the lens is large, so that more light rays are incident on the lens, generally the height of the lens is about 40mm, and the width of the lens is about 50mm, so that the volume of the whole vehicle lamp module is very large, generally the length is about 150mm, the width is about 80mm, and the height is about 80 mm. However, if the light shape is applied to the auxiliary low beam module (the Lo2 area shown in fig. 1 is an auxiliary low beam light shape area), the light shape with high illumination is not needed, and only the light shape with uniform illumination and wide widening is needed, so that the vehicle lamp module using the volume of the prior art obviously wastes space and cost.

2. On one hand, if an ideal light shape of the car lamp is obtained, the relative position precision of the primary optical element and the lens needs to be ensured, and on the other hand, the car lamp module in the prior art has the advantages that the primary optical element and the radiator are positioned and installed, the lens and the lens bracket are positioned and installed, and then the lens and the radiator are positioned and installed, or the lens and the radiator are positioned and installed through a transition bracket, so that multiple assembly errors exist between the primary optical element and the lens by the positioning and installing method, the manufacturing precision and the positioning and installing precision are difficult to ensure, and the precision of the optical system is lower; on the other hand, the optical structure setting that some car light modules of prior art are used for forming cut-off line, 50L dark space and III district etc. is on the lens support, and the lens support front end is used for installing lens, and the rear end is used for carrying out fixed connection with the radiator, need guarantee the relative position precision of primary optical element, lens support and lens three in other words, just can obtain the light shape that accords with the law requirement, and the relative position precision of three is more difficult to guarantee, leads to optical system precision also to be more difficult to guarantee.

3. The chromatic dispersion is serious, the thicknesses of the upper end and the lower end of the lens adopted by the car lamp module in the prior art are very thin, and the light rays which are irradiated to the upper end and the lower end of the lens can generate large deflection, so that the serious chromatic dispersion is caused, and the requirements of regulations are not met.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a vehicle lamp lighting module assembly, which has a high precision of an optical system.

In order to achieve the above object, the utility model provides a car light lighting module subassembly, include:

the main and low beam assembly comprises a main circuit board, a reflector and a main lens, wherein a main light source is arranged on the main circuit board, and light emitted by the main light source is reflected by the reflector and then emitted from the main lens;

the auxiliary dipped beam assembly comprises an auxiliary circuit board, a condenser and an auxiliary lens, wherein light emitted by an auxiliary light source is arranged on the auxiliary circuit board and is emitted from the auxiliary lens after being converged by the condenser;

the main lens is fixedly connected with the reflector, and the auxiliary lens is fixedly connected with the condenser.

Preferably, the main lens has a first connection portion and a second connection portion, the first connection portion and the second connection portion being fixed on the mirror; the auxiliary lens is provided with a third connecting part and a fourth connecting part, and the third connecting part and the fourth connecting part are fixed on the condenser.

More preferably, the first connecting part and the second connecting part are respectively connected to the upper part and the lower part of the reflector by a first positioning pin; the condenser is provided with two connecting arms, the third connecting portion is connected to one of the connecting arms through a second positioning pin, and the fourth connecting portion is connected to the other connecting arm through a third positioning pin.

Preferably, the mounting base on which the main circuit board and the auxiliary circuit board are mounted, the mirror and the condenser are also mounted.

More preferably, a fourth positioning pin is arranged on the reflector, penetrates through the main circuit board and is connected to the mounting base; and a fifth positioning pin is arranged on the condenser and penetrates through the auxiliary circuit board and is connected to the mounting base.

More preferably, the mounting base is provided with a heat sink.

Preferably, the lens further comprises a light shield having a main light transmission opening and an auxiliary light transmission opening, wherein the main lens is arranged in the main light transmission opening, and the auxiliary lens is arranged in the auxiliary light transmission opening.

Preferably, the reflector further comprises a cut-off line structure for forming a cut-off line of a low-beam light shape, a light reflecting surface for forming a light shape of a low-beam zone III and a light blocking piece for reducing the illuminance of a dark region of the low-beam 50L, wherein the cut-off line structure, the light reflecting surface and the light blocking piece are integrally arranged with the reflector.

Preferably, the curvature radius of the main lens is R, the height of the main lens is H and satisfies: h is less than or equal to 4R/3.

Preferably, the height of the main lens is 5mm to 15 mm.

Preferably, the focal length of the main lens is 10mm to 20 mm.

Preferably, the height of the auxiliary lens is 5mm to 15 mm.

Preferably, the focal length of the auxiliary lens is 5mm to 20 mm.

As above, the utility model relates to a car light lighting module subassembly has following beneficial effect: in the lighting module assembly for the car lamp of the utility model, the light emitted by the main light source is reflected by the reflector and then emitted from the main lens, and the light emitted by the auxiliary light source is emitted from the auxiliary lens after being converged by the condenser; the main lens is directly and fixedly connected with the reflector, and the auxiliary lens is directly and fixedly connected with the condenser. Like this, between speculum and the main lens to and all direct positioning connection between spotlight ware and the auxiliary lens, make like this be used for forming the speculum and the main lens of main low beam and be used for forming the spotlight ware and the auxiliary lens positioning accuracy of supplementary low beam all very high, reduce assembly error many times, thereby guaranteed optical system precision.

Drawings

Fig. 1 is a schematic view showing a main low beam shape region and an auxiliary low beam shape region in a vehicle lamp shape.

Fig. 2 shows the schematic diagram of the external structure of the car lamp lighting module assembly according to the present invention, which is observed from the front side of the car lamp.

Fig. 3 is a schematic view of the external structure of the car lamp lighting module assembly according to the present invention, which is viewed from the side of the car lamp.

Fig. 4 is a schematic diagram of the external structure of the car lamp lighting module assembly according to the present invention, viewed from the upper side of the car lamp.

Fig. 5 is a cross-sectional view of a vehicle lamp lighting module assembly according to the present invention.

Fig. 6 is a schematic view of the external structure of the car lamp lighting module assembly according to the present invention, which is viewed from the lower side of the car lamp.

Fig. 7 shows an exploded view of a vehicle lamp lighting module assembly according to the present invention.

Fig. 8 is a schematic view showing the appearance structure of the car lamp lighting module assembly of the present invention, the light-shielding cover is not shown.

Fig. 9 is a schematic diagram of the external structure of the car light illumination module assembly of the present invention, wherein the light shield, the main lens and the auxiliary lens are not shown.

Fig. 10 is a schematic view showing a structure in which the mounting base and the auxiliary circuit board are connected together.

Fig. 11 is a schematic view showing a structure in which the mounting base is connected to the main circuit board and the auxiliary circuit board.

Description of the element reference numerals

1 Main Circuit Board

2 reflecting mirror

2a main reflecting surface

3 Main lens

4 main light source

5 auxiliary circuit board

6 light condenser

7 auxiliary lens

8 auxiliary light source

9 first connection part

10 second connection part

11 third connecting part

12 fourth connecting part

13 first positioning pin

14 second positioning pin

15 third positioning pin

16 connecting arm

17 mounting base

18 fourth positioning pin

19 fifth positioning pin

20 heat sink

21 light shield

22 main light transmission opening

23 auxiliary light-transmitting opening

24 light-shaped reflecting plate

24a light reflecting surface

25 light shielding block

26 cut-off line structure

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

As shown in fig. 2 to 11, the utility model provides a car light illumination module assembly, include:

the main and low beam assembly comprises a main circuit board 1, a reflector 2 and a main lens 3, wherein a main light source 4 is arranged on the main circuit board 1, and light emitted by the main light source 4 is reflected by the reflector 2 and then emitted from the main lens 3;

the auxiliary low-beam assembly comprises an auxiliary circuit board 5, a condenser 6 and an auxiliary lens 7, wherein an auxiliary light source 8 is arranged on the auxiliary circuit board 5, and light emitted by the auxiliary light source 8 is converged by the condenser 6 and then emitted from the auxiliary lens 7;

In the car lamp lighting module assembly of the present invention, the light emitted from the main light source 4 is reflected by the reflector 2 and then emitted from the main lens 3, and the light emitted from the auxiliary light source 8 is converged by the condenser 6 and then emitted from the auxiliary lens 7; the main lens 3 is fixedly connected with the reflector 2, and the auxiliary lens 7 is fixedly connected with the condenser 6. Like this, all direct positioning connection between main light source 4, speculum 2, the main lens 3 to and between auxiliary light source 8, spotlight 6 and the auxiliary lens 7, make the main light source 4, speculum 2, the main lens 3 that are used for forming main low beam and be used for forming the auxiliary light source 8, spotlight 6 and the auxiliary lens 7 positioning accuracy of auxiliary low beam all very high like this, reduce assembly error many times, thereby guaranteed optical system precision.

In order to facilitate the connection of the main lens 3 to the reflector 2, as a preferred embodiment, as shown in fig. 5 to 7, the main lens 3 has a first connection portion 9 and a second connection portion 10, and the first connection portion 9 and the second connection portion 10 are fixed to the reflector 2; in order to facilitate the connection between the auxiliary lens 7 and the condenser 6, as shown in fig. 5 to 7, the auxiliary lens 7 has a third connecting portion 11 and a fourth connecting portion 12, and the third connecting portion 11 and the fourth connecting portion 12 are fixed to the condenser 6.

As shown in fig. 5, the reflector 2 has an arc-shaped main reflecting surface 2a, and light emitted from the main light source 4 is reflected by the main reflecting surface 2a and then refracted by the main lens 3 to form a main low beam shape. In order to form a desired low beam shape for a vehicle lamp, as a preferred embodiment, as shown in fig. 5, the present invention provides a vehicle lamp lighting module assembly further comprising a light shield 21, wherein the light shield 21 has a main light transmission opening 22 and an auxiliary light transmission opening 23, the main lens 3 is disposed in the main light transmission opening 22, and the auxiliary lens 7 is disposed in the auxiliary light transmission opening 23.

In order to achieve the desired main low beam light shape, please refer to fig. 5 and 9, the lighting module assembly of the present invention further includes a light reflection surface 24a disposed behind the light exit surface of the main lens 3, and a portion of the light emitted from the main light source 4 is reflected to the light reflection surface 24a through the main reflection surface 2a, and then reflected by the light reflection surface 24a and emitted from the main lens 3, so as to form a low beam III area light shape. As shown in fig. 5, the light reflection surface 24a is disposed on a light-shaped reflection plate 24, and the light-shaped reflection plate 24 is fixedly connected to the main lens 3.

The utility model discloses a car light illumination module subassembly is still including setting up in the light of 3 backs of main lens and hiding dog 25, light hides dog 25 and shelters from the light that the part jetted out from main lens 3 to decorate main passing light shape, make main passing light shape meet the requirements. As shown in fig. 9, the light blocking piece 25 is located below the reflector 2 and is used for controlling the illuminance in the dark area of the low beam 50L, and after the light beam emitted from the reflector 2 to the light blocking piece 25 is blocked by the light blocking piece 24, the illuminance in the dark area of the low beam 50L is reduced to a value meeting the requirements of regulations.

As shown in fig. 9, the utility model discloses a car light illumination module subassembly is still including the cut-off line structure 26 that is used for forming the short-distance beam shape cut-off line, and the cut-off line structure 26 sets up at the rear of main lens 3, and the cut-off line structure 26 is located the below of speculum 2, and its shape is the same with the shape of short-distance beam cut-off line to make the light that hits on this cut-off line structure 26 form the short-distance beam after main lens 3 refracts and ends on the grading screen.

The arrangement enables the light rays which are emitted to the cut-off line structure to form a near light cut-off line after being refracted by the main lens 3; after the light rays are emitted to the light ray blocking piece and are blocked by the light ray blocking piece 25, the illumination of a dark space of a near light shape 50L is reduced to a value meeting the requirements of regulations; the light incident on the light reflection surface 24a is refracted by the main lens 3 to form a light shape of region III.

In order to further improve the optical accuracy, the above-mentioned cut-off line structure 26, the light blocking piece 25, the light reflecting surface 24a, and the reflector 2 may be integrally provided, so that only the relative positional accuracy of the reflector 2 and the main lens 3 needs to be ensured, the cut-off line structure 26, the light blocking piece 25, and the light reflecting surface 24a are provided below the reflector 2, and the cut-off line structure 26 has a low beam cut-off line shape with a step difference. The light shielding block 25 is arranged behind the cut-off line structure and is cylindrical or wavy, and in the prior art, a convex point or a rectangular block is mostly adopted, but the convex point can make a 50L dark area be a dark point, which is more abrupt; the rectangular block can enable another inflection point except for the original inflection point to appear near the cut-off line, so that when the inflection point is captured in the light distribution, the inflection point is captured by mistake to influence the light distribution effect. Therefore, the light shielding block 25 is a cylindrical surface or a slope protrusion, so as to avoid the occurrence of a sharp light shape or an inflection point error, the light reflecting surface 24a is disposed below the reflector 2, and the light is reflected by the light reflecting surface and then is emitted to the main lens 3.

The utility model discloses a car light illumination module subassembly is still including the lens hood 21 that is used for the shading, prevents that light from penetrating from the side of main lens 3 and auxiliary lens 7, and the lens hood 21 cover is established on main lens 3 and auxiliary lens 7, only exposes outside with the play plain noodles of main lens 3 and auxiliary lens 7. The light shield 21 is an integral piece, and the main lens 3 and the auxiliary lens 7 are connected with each other, and can be riveted, screwed, glued or welded.

In order to facilitate the installation of the main circuit board 1, the auxiliary circuit board 5, the reflector 2, the condenser 6 and other parts, please refer to fig. 7 and 8, the lighting module assembly for the vehicle lamp of the present invention further includes an installation base 17, wherein the main circuit board 1 and the auxiliary circuit board 5 are both installed on the installation base 17, and the reflector 2 and the condenser 6 are also installed on the installation base 17; therefore, the main light source 4 for forming the main near light is accurately positioned through the main circuit board 1, the reflector 2, the main lens 3 and the like, and the auxiliary light source 8 for forming the auxiliary near light is high in positioning precision through the auxiliary circuit board 5, the condenser 6, the auxiliary lens 7 and other parts, so that multiple assembly errors are reduced, and the precision of the optical system is guaranteed. In order to position the primary lens 3, the secondary lens 7, the reflector 2 and the condenser 6 accurately and reliably, as shown in fig. 5 to 7, the condenser 6 has two connecting arms 16, the third connecting portion 11 is connected to one of the connecting arms 16 by a second positioning pin 14, and the fourth connecting portion 12 is connected to the other connecting arm 16 by a third positioning pin 15. The first connecting part 9 and the second connecting part 10 are respectively connected to the upper part and the lower part of the reflector 2 through a first positioning pin 13 in a positioning manner, the first connecting part 9 and the upper part of the reflector 2 are connected in a positioning manner through two first positioning pins 13, one of the first connecting part and the second connecting part is used for positioning, and the other one of the first connecting part and the second connecting part is used for riveting; the second connecting part 10 is connected with the lower part of the reflector 2 in a positioning way through two first positioning pins 13, wherein one of the two first positioning pins is used for positioning, and the other one of the two first positioning pins is used for riveting; the third connecting portion 11 is connected with the upper portion of the condenser 6 in a locating mode through two second locating pins 14, the two second locating pins 14 are used for locating, a screw through hole is formed in the middle of the upper portion of the condenser 6, and a screw penetrates through threaded connecting holes of the third connecting portion 11, the upper portion of the condenser and the mounting base 17 to fixedly connect the three portions. The fourth connecting portion 12 is riveted to the lower portion of the condenser 6 by a third positioning pin 15.

More preferably, the rear end of the condenser 6 faces the auxiliary light source 8, and the front end of the condenser 6 faces the auxiliary lens 7. Referring to fig. 5 to 7, the main circuit board 1 and the auxiliary circuit board 5 are both mounted on the mounting base 17, the reflector 2 is provided with a fourth positioning pin 18, and the fourth positioning pin 18 penetrates through the main circuit board 1 and is connected to the mounting base 17; the condenser 6 is provided with a fifth positioning pin 19, and the fifth positioning pin 19 penetrates through the auxiliary circuit board 5 and is connected to the mounting base 17. In this way, the reflector 2 and the main circuit board 1, the condenser 6 and the auxiliary circuit board 5 are also directly positioned, so that the positioning accuracy of three optical parts (the main light source 4, the reflector 2 and the main lens 3) for forming the main near light and three optical parts (the auxiliary light source 8, the condenser 6 and the auxiliary lens 7) for forming the auxiliary near light is high, and the assembly errors of multiple times are reduced. Wherein the main lens 3 and the reflector 2, the auxiliary lens 7 and the condenser 6 can be connected in various ways, such as by screwing, riveting, gluing or welding, etc., and the embodiments shown in fig. 5 to 7 are riveted or screwed. Referring to fig. 5 to 7, the main lens 3 and the reflector 2 are connected by a first positioning pin 13, the auxiliary lens 7 and the condenser 6 are connected by a second positioning pin 14 and a third positioning pin 15, and the reflector 2 is connected by a fourth positioning pin 18 with the main circuit board 1 and the mounting base 17, and is fixedly connected to the mounting base 17 by mounting screws; the condenser 6, the auxiliary circuit board 5 and the mounting base 17 are connected in a positioning manner by a fifth positioning pin 19 and fixedly connected to the mounting base 17 by a mounting screw.

In order to enable the main circuit board 1 and the auxiliary circuit board 5 in the vehicle lamp to radiate heat well, as shown in fig. 2, a heat radiating fin 20 is provided on the mounting base 17, the mounting base 17 is a part of a heat radiator, the main circuit board 1 and the auxiliary circuit board 5 are both in contact with the mounting base 17, and the heat radiating fin 20 can radiate heat generated by the main circuit board 1 and the auxiliary circuit board 5 in time.

The utility model discloses a LED light source and laser light source can be chooseed for use to main light source 4 among car light lighting module subassembly, and in order to reduce the volume of whole car light module group, main light source 4 is preferred laser light source, and this is because, laser light source's unit area's luminous flux can reach 1200lm/mm²Left and right sides, only need a laser source can reach the light form luminance that the regulation required, the light-emitting area is very little, consequently, reflector 2's size also can be accomplished very little, 10 ~ 20mm (prior art 30 ~ 40mm) can be accomplished to its focus, preferably 10mm, correspondingly, main lens 3's size also can be accomplished very little, height 5 ~ 15mm about can accomplishing, preferably 10mm, width 15 ~ 35mm, preferably 30mm, inject lens as much as possible in order to make reflector 2 reflected light, main lens 3's focus also reduces correspondingly, can accomplish 10 ~ 20mm (prior art 30 ~ 40mm), the reduction of above-mentioned each size can make the volume of whole car light illumination module subassembly reduce greatly. Since the laser light source has a high luminous flux per unit area, the reflector 2 is easily burned out if it is made of a plastic material such as PC, and therefore, the reflector 2 is made of a metal material such as aluminum alloy, and a heat sink 20 for dissipating heat may be provided outside the reflector.

Meanwhile, because condenser 6 and auxiliary lens 7 are used for forming the supplementary short-distance beam, in the scope that accords with the law requirement, auxiliary lens 7 size can be done for a short time, can accomplish height 5 ~ 15mm, width 15 ~ 35mm, preferably height 10mm, wide 30mm, correspondingly, auxiliary lens 7 focus and condenser 6's size also reduces greatly, auxiliary lens 7 focus 5 ~ 20mm, preferably 10mm, condenser 6 is about 30mm long, wide about 40mm to make the volume of whole car light illumination module subassembly reduce greatly. In order to save cost, the auxiliary light source 8 may be an LED light source. As shown in fig. 8, assuming that the curvature radius of the main lens 3 is R and the height of the main lens 3 is H, it satisfies: h is less than or equal to 4R/3, the height H can be realized by cutting the upper end and the lower end of the existing lens and only reserving a part with thicker middle thickness, so that the size of the main lens 3 can be reduced on the premise of ensuring the lighting effect of the main lens 3, and the auxiliary lens 7 can also perform the same treatment, thereby greatly reducing the volume of the whole car lamp lighting module component, forming the car lamp lighting module component, being attractive in appearance and greatly reducing the corresponding manufacturing cost. If the size of the optical element of the car lamp module in the prior art is simply reduced in proportion, the reduced car lamp module has the defects of unsatisfactory light shape effect, poor light effect and incapability of providing a good lighting effect for a driver. In the embodiment, the size of the lens is not simply reduced in proportion, but the upper end and the lower end of the lens are cut off on the basis of the conventional lens, and the upper height and the lower height of the lens are reduced under the same curvature, so that the light efficiency of the lens is ensured, and the size of the lens is reduced. Meanwhile, the thickness of the reserved middle part of the lens is thick, so that the serious dispersion caused by the excessively thin thickness of the lens is weakened, and the dispersion phenomenon can be effectively improved. In practical application, the cutting sizes of the upper and lower ends of the existing lens can be the same, and the heights of the obtained lens extending from the center to the upper and lower ends are both H/2, and of course, the cutting sizes of the upper and lower ends of the existing lens can also be different. The left and right widths of the main lens 3 and the auxiliary lens 7 can be made long without affecting dispersion, and therefore, the forward projections of the main lens 3 and the auxiliary lens 7 in the present embodiment are in the form of a horizontal rectangle.

In order to weaken the serious dispersion caused by the excessively thin thicknesses of the main lens 3 and the auxiliary lens 7, the dispersion phenomenon can be improved by cutting off the upper end and the lower end of the original lens and only reserving a part with a thicker middle thickness, preferably, the height of the part is less than or equal to 4R/3(R is the curvature radius of the lens), and because the left width and the right width of the main lens 3 and the auxiliary lens 7 can be longer, the dispersion is not influenced, and the forward projection of the main lens 3 and the auxiliary lens 7 is a transverse rectangle.

Based on the technical scheme of above-mentioned embodiment, the utility model discloses a car light lighting module subassembly has following beneficial effect:

1) the optical system has high precision, the main lens 3 and the main circuit board 1 are directly positioned and connected with the reflector 2, the auxiliary lens 7 and the auxiliary circuit board 5 are directly positioned and connected with the condenser 6, so that multiple assembly errors are reduced, and the precision of the optical system can be ensured only by ensuring the relative position precision of the three parts;

2) the upper end and the lower end of the existing lens are cut off, only a part with thicker middle thickness is reserved, the dispersion phenomenon is weakened, the thicknesses of the upper end and the lower end of the lens are increased, and the dispersion is weakened;

3) the size is small, because of adopting the laser light source with small light-emitting area and high light-emitting intensity per unit area, the sizes and focal lengths of the reflector 2 and the main lens 3 are greatly reduced, and the condenser 6 and the auxiliary lens 7 are used for forming auxiliary short beams, the sizes can be small, the whole car lamp lighting module component has compact and small structure, and the size can be small; the miniature car lamp illumination module component is suitable for the development trend of car modeling, even can eliminate the existing headlamp, and is arranged at an unobtrusive position for the illumination of a car, such as a bumper, a grating and the like, so that the appearance attractiveness of the car is further improved;

4) the cost is greatly reduced, the volume of the whole car lamp lighting module assembly is greatly reduced, and the corresponding manufacturing cost is also greatly reduced.

To sum up, the utility model discloses various shortcomings in the prior art have effectively been overcome and high industry value has.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. It will be apparent to those skilled in the art that modifications and variations can be made to the above-described embodiments without departing from the spirit and scope of the invention, and it is intended that all equivalent modifications and variations be covered by the appended claims without departing from the spirit and scope of the invention.

Claims

1. A vehicle lamp lighting module assembly, comprising:

2. The vehicular lamp illumination module assembly according to claim 1, wherein: the main lens is provided with a first connecting part and a second connecting part, and the first connecting part and the second connecting part are fixed on the reflector; the auxiliary lens is provided with a third connecting part and a fourth connecting part, and the third connecting part and the fourth connecting part are fixed on the condenser.

3. The vehicular lamp illumination module assembly according to claim 2, wherein: the first connecting part and the second connecting part are respectively positioned and connected to the upper part and the lower part of the reflector through a first positioning pin; the condenser is provided with two connecting arms, the third connecting portion is connected to one of the connecting arms through a second positioning pin, and the fourth connecting portion is connected to the other connecting arm through a third positioning pin.

4. The vehicular lamp illumination module assembly according to claim 1, wherein: the LED lamp also comprises a mounting base, wherein the main circuit board and the auxiliary circuit board are mounted on the mounting base, and the reflector and the condenser are also mounted on the mounting base.

5. The vehicular lamp illumination module assembly according to claim 4, wherein: a fourth positioning pin is arranged on the reflector, penetrates through the main circuit board and is connected to the mounting base; and a fifth positioning pin is arranged on the condenser and penetrates through the auxiliary circuit board and is connected to the mounting base.

6. The vehicular lamp illumination module assembly according to claim 5, wherein: and the mounting base is provided with a radiating fin.

7. The vehicular lamp illumination module assembly according to claim 1, wherein: still include the lens hood, the lens hood has main printing opacity mouth and supplementary printing opacity mouth, main lens sets up in main printing opacity mouth, supplementary lens set up in supplementary printing opacity mouth.

8. The vehicular lamp illumination module assembly according to claim 1, wherein: still including the structure of ending line that is used for forming the light of passing beam shape cut-off line, be used for forming the light plane of light shape in passing beam III district and be used for reducing the light that 50L dark space illuminance of passing beam shelters from the dog, end line structure, light plane of reflection, light shelter from the dog with the integrative setting of speculum.

9. The vehicular lamp illumination module assembly according to claim 1, wherein: the curvature radius of the main lens is R, the height of the main lens is H and satisfies the following conditions: h is less than or equal to 4R/3.

10. The vehicular lamp illumination module assembly according to claim 1, wherein: the height of the main lens is 5 mm-15 mm.

11. The vehicular lamp illumination module assembly according to claim 1, wherein: the focal length of the main lens is 10 mm-20 mm.

12. The vehicular lamp illumination module assembly according to claim 1, wherein: the height of the auxiliary lens is 5 mm-15 mm.

13. The vehicular lamp illumination module assembly according to claim 1, wherein: the focal length of the auxiliary lens is 5 mm-20 mm.