CN218954701U - Optical module, lighting device and motor vehicle - Google Patents

Abstract

The utility model provides an optical module (100). The optical module (100) comprises: a light source (5) configured to emit light; a reflector (3) configured to reflect light from the light source (5); a lens (4) configured to transmit the light rays after being reflected by the reflector (3); and a heat sink (1) configured to provide support for the light source (5), the reflector (3) and the lens (4), and to dissipate heat from the light source (5). The heat sink (1) includes: a fixing member (14) configured to fix the light source (5) and the reflector (3); a heat sink (11); and support arms (12 a, 12b, 12 c) extending perpendicular to the fixing member (14). The utility model also provides a lighting device and a motor vehicle employing the optical module (100).

Description

Optical module, lighting device and motor vehicle

Technical Field

The present utility model relates to an optical module, a lighting device using the same, and a motor vehicle.

Background

Lighting devices for motor vehicles generally have an optical module and an aiming system. Typically, the targeting system is mounted on a mount that is disposed around the optical module. Therefore, the light emitting direction of the optical module can be adjusted by adjusting the direction of the bracket.

The conventional lighting device has more parts and complex assembly and debugging processes. The present utility model has been made to solve at least some of the above-mentioned problems, and other technical problems that are potential.

Disclosure of Invention

According to an aspect of the present utility model, an optical module is provided. The optical module includes: a light source configured to emit light; a reflector configured to reflect light rays from the light source; a lens configured to transmit light rays after being reflected by the reflector; and a heat sink configured to provide support for the light source, the reflector, and the lens, and to dissipate heat from the light source. The heat sink includes: a fixing member configured to fix the light source and the reflector; a heat sink; and a support arm extending perpendicular to the fixing member. By adopting the technical scheme of the utility model, the number of parts of the optical module can be reduced, so that the optical module has a more compact structure, a smaller volume and cost saving.

In particular, the support arm extends beyond the fixing part and the heat sink. The supporting arm is configured as an adjusting device for fixing the optical module, so as to adjust the light emitting direction of the optical module by adjusting the direction of the radiator.

Specifically, the support arms include a horizontal adjustment support arm, a vertical adjustment support arm, and a fixed support arm. By adopting the technical scheme of the utility model, the light emitting direction of the optical module can be adjusted in multiple degrees of freedom.

Specifically, a first hole is formed in the horizontal adjustment support arm, a second hole is formed in the vertical adjustment support arm, and a third hole is formed in the fixed support arm. A first ball socket is mounted in the first hole, a second ball socket is mounted in the second hole, and a third ball socket is mounted in the third hole. The adjustment device is adapted to be coupled to the first, second and third sockets to drive movement of the horizontal and vertical adjustment support arms. By adopting the above technical solution of the present utility model, it is possible to appropriately install an adjusting device to adjust the direction of the radiator by adjusting the horizontal adjusting support arm and the vertical adjusting support arm.

Preferably, the heat sink has a one-piece structure. By adopting the technical scheme of the utility model, the number of parts of the optical module can be reduced, so that the structure of the optical module is more compact.

Specifically, the optical module comprises a low beam functional component and a high beam functional component at the same time. By adopting the technical scheme of the utility model, the optical module can have both the low beam function and the high beam function.

According to another aspect of the present utility model, a lighting device is provided. The lighting device comprises an optical module according to the previous aspect. According to a further aspect of the utility model, a motor vehicle is provided, which has a lighting device according to the previous aspect. By adopting the technical scheme, the utility model can be applied to the lighting device and the motor vehicle.

Drawings

In order to facilitate an understanding of the utility model, the utility model is described in more detail below on the basis of exemplary embodiments in connection with the accompanying drawings. The same or similar reference numbers are used in the drawings to refer to the same or like parts. It should be understood that the drawings are merely schematic and that the dimensions and proportions of the components in the drawings are not necessarily accurate.

Fig. 1 is a perspective view of an optical module according to an exemplary embodiment of the present utility model.

Fig. 2 is a perspective view of an optical module according to an exemplary embodiment of the present utility model from another perspective.

Fig. 3 is an exploded view of an optical module according to an exemplary embodiment of the present utility model.

Detailed Description

Fig. 1 is a perspective view of an optical module according to an exemplary embodiment of the present utility model. Fig. 2 is a perspective view of an optical module according to an exemplary embodiment of the present utility model from another perspective. Fig. 3 is an exploded view of an optical module according to an exemplary embodiment of the present utility model.

As shown in fig. 1 to 3, an optical module 100 according to an exemplary embodiment of the present utility model mainly includes a heat sink 1, a housing 2, a reflector 3, a lens 4, and a light source 5. The light source 5 is configured to emit light. The light source 5 is, for example, a printed circuit board lighting assembly (PCBA) or a dual LED module. The light source 5 emits light and also generates heat. The reflector 3 is configured to reflect light from the light source 5. The lens 4 is configured to transmit the light rays after being reflected by the reflector 3. The heat sink 1 is configured to provide support for the light source 5, the housing 2, the reflector 3 and the lens 4, and to dissipate heat from the light source 5.

The heat sink 1 includes a plurality of heat radiating fins 11, a fixing member 14, and support arms 12a, 12b, 12c. The support arms 12a, 12b, 12c extend perpendicularly to the fixing member 14 and are configured to fix the light source 5 and the reflector 3. The support arms 12a, 12b, 12c extend beyond the fixing member 14 and the heat sink 11. The housing 2 and the reflector 3 are fastened to the fixing member 14 by means of screws 7a, 7b, 7c through holes 31a, 31b, 31c provided in the reflector 3 and through holes 15a, 15b, 15c provided in the fixing member 14 and threaded holes (not visible in fig. 3) provided in the housing 2.

The support arms 12a, 12b, 12c include a horizontal adjustment support arm 12a, a vertical adjustment support arm 12b, and a fixed support arm 12c. A first hole 13a is opened in the horizontal adjustment support arm 12a, a second hole 13b is opened in the vertical adjustment support arm 12b, and a third hole 13c is opened in the fixed support arm 12c. Preferably, the central axes of the first and third holes 13a, 13c are parallel to each other and lie in a first plane, the central axes of the second and third holes 13b, 13c are parallel to each other and lie in a second plane, the first and second planes being orthogonal to each other.

A first ball socket 6a is mounted in the first hole 13a, a second ball socket 6b is mounted in the second hole 13b, and a third ball socket 6c is mounted in the third hole 13c. The support arms 12a, 12b, 12c also include adjustment means (not shown). For example, the first ball socket 6a, the second ball socket 6b, and the third ball socket 6c are respectively connected to corresponding ball joints. The adjusting device is configured to fix the optical module 100 to adjust the light emitting direction of the optical module 100 by adjusting the direction of the heat sink 1. The adjustment means are adapted to be connected to the first ball socket 6a, the second ball socket 6b and the third ball socket 6c by means of said ball joints for driving the movement of the horizontal adjustment support arm 12a and the vertical adjustment support arm 12 b.

In this way, the light emitting direction of the optical module 100 can be adjusted with multiple degrees of freedom.

Preferably, the heat sink 1 has a unitary structure. For example, the heat sink 11, the fixing part 14 and the support arms 12a, 12b, 12c are constructed as an integral part. Alternatively, the material of the integral part may be cast aluminum or cast copper.

In this way, the solution according to the exemplary embodiments of the present utility model avoids the use of aiming brackets, reduces the number of components, makes the optical module 100 more compact, simplifies the complexity of the assembly and commissioning process, and thus saves costs, as compared to the optical module of a conventional lighting device.

Preferably, the optical module 100 includes both a low beam function and a high beam function. In this way, the optical module 100 can have both the low beam function and the high beam function, so that the arrangement of the lighting device is more compact, and the occupied space is reduced.

When the optical module 100 includes both the low beam function module and the high beam function module, the light sources are respectively disposed at opposite sides of the fixing member 14 of the heat sink 1, and the side of the housing 2 as shown in fig. 3 is respectively provided as a reflector to reflect light from the light sources. The adjusting device can simultaneously adjust the low beam functional component and the high beam functional component.

According to an embodiment of the utility model, there is also included a lighting device including any one of the optical modules described above.

According to an embodiment of the utility model, there is also included a motor vehicle comprising a lighting device as described above.

The motor vehicle according to the utility model has at least the advantageous effects of the lighting device of the motor vehicle described above.

Although the technical objects, technical solutions and technical effects of the present utility model have been described in detail hereinabove with reference to specific embodiments, it should be understood that the above-described embodiments are merely exemplary and not limiting. Any modifications, equivalent substitutions, and improvements made by those skilled in the art are intended to be included within the spirit and principles of the present utility model.

Claims (10)

1. An optical module (100), comprising:

a light source (5) configured to emit light;

-a reflector (3) configured to reflect light rays from the light source (5);

a lens (4) configured to transmit light rays after reflection by the reflector (3); and

a heat sink (1) configured to provide support for the light source (5), the reflector (3) and the lens (4), and to dissipate heat from the light source (5); wherein the heat sink (1) comprises:

-a fixing member (14) configured to fix the light source (5) and the reflector (3);

a heat sink (11); and

support arms (12 a, 12b, 12 c) extending perpendicular to the fixing element (14).

2. The optical module (100) of claim 1, wherein,

the support arms (12 a, 12b, 12 c) extend beyond the fixing part (14) and the heat sink (11).

3. The optical module (100) of claim 2, wherein,

the support arms (12 a, 12b, 12 c) are configured as adjusting means for fixing the optical module (100) to adjust the light emitting direction of the optical module (100) by adjusting the direction of the heat sink (1).

4. An optical module (100) according to claim 3, characterized in that the support arms (12 a, 12b, 12 c) comprise a horizontal adjustment support arm (12 a), a vertical adjustment support arm (12 b) and a fixed support arm (12 c).

5. The optical module (100) of claim 4, wherein,

a first hole (13 a) is formed in the horizontal adjustment support arm (12 a), a second hole (13 b) is formed in the vertical adjustment support arm (12 b), and a third hole (13 c) is formed in the fixed support arm (12 c).

6. The optical module (100) of claim 5, wherein,

a first ball socket (6 a) is mounted in the first hole (13 a), a second ball socket (6 b) is mounted in the second hole (13 b), and a third ball socket (6 c) is mounted in the third hole (13 c),

the adjustment means are adapted to be connected to the first ball socket (6 a), the second ball socket (6 b) and the third ball socket (6 c) to drive the horizontal adjustment support arm (12 a) and the vertical adjustment support arm (12 b) in motion.

7. The optical module (100) according to claim 5, wherein the heat sink (1) has a unitary structure.

8. The optical module (100) of claim 1, wherein the optical module (100) comprises both a low beam function and a high beam function.

9. Lighting device, characterized by comprising an optical module (100) according to any one of claims 1-8.

10. A motor vehicle, the motor vehicle having:

the optical module (100) according to any one of claims 1-8; or (b)

The lighting device of claim 9.

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