CN217435603U - Optical module assembly, headlamp and vehicle - Google Patents

Abstract

The utility model relates to an optical module subassembly, head-light and vehicle. The optical module assembly includes: an optical module; the lamp shell is provided with a first shell part and a second shell part which are juxtaposed; the dimming device comprises a dimming support, a light-emitting diode and a light-emitting diode, wherein the dimming support comprises a dimming arm part and a supporting part connected with the dimming arm part, and an optical module is arranged on the supporting part; a first bracket fixed to the support portion from below; and a second bracket fixed to an end of the second housing part, wherein the dimming arm part is rotatably fixed to the first housing part, the support part is suspended above the second housing part to form a predetermined interval with the second housing part, and the first bracket is movably supported on the second bracket such that the dimming bracket is rotatable about a horizontal dimming axis and a vertical dimming axis, respectively, with respect to the lamp housing. The utility model discloses optical module subassembly when satisfying basic dimming function, can provide reliable support for optical module, avoids it to take place wearing and tearing and fracture because of the vehicle vibration.

Description

Optical module assembly, headlamp and vehicle

Technical Field

The utility model relates to a vehicle technical field specifically relates to be used for optical module subassembly, head-light and vehicle.

Background

The automobile is one of the indispensable vehicles in people's life today. With the continuous development of economic society, the living standard of people is improved day by day, the consumption concept is changed, and more people can pay attention to the appearance design of the automobile when selecting the automobile.

The appearance design of the automobile headlamp plays a significant role in the appearance design of the whole automobile. The head lamps are installed on two sides of the head of the automobile and are used for illuminating the road during driving at night. The headlamp with the superior appearance can not only improve the design aesthetic feeling of the whole automobile, but also improve the identification degree of the automobile, so that the headlamp is unique. To meet the market demand, automobile manufacturers are not limited to the conventional square headlight design, but are challenged to design a very inclined headlight and use a large-area naked monocular low-high beam optical module.

The optical module is usually matched with a light-adjusting support structure to support the optical module, so as to prevent the optical module from being worn or broken due to vibration during the driving process of the automobile. Meanwhile, the dimming support structure can be matched with the optical module to realize the dimming function of the headlamp. In prior art headlamps, the dimming support structure typically secures the optical module within a stable triangular structure of three dimming points. Under the condition that the inclined headlamp is matched with the monocular high-beam and low-beam optical module, the mechanical structure of the optical module is exposed by the design, so that the overall attractiveness is affected. However, the elimination of the dimming support structure can lead to wear and tear of the optical module due to vibration of the vehicle.

Therefore, there is a need in the art for a new solution to the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem among the prior art, can't provide the technical problem who reliably supports for optical module for solving among the prior art head-light when pursuing beautifully promptly, the utility model provides an optical module subassembly. The optical module assembly includes an optical module; the lamp shell is provided with a first shell part and a second shell part which are juxtaposed; a dimming stand including a dimming arm and a support connected to the dimming arm, the optical module being disposed on the support; a first bracket fixed to the support portion from below; and a second bracket fixed to an end of the second housing part, wherein the dimming arm part is rotatably fixed to the first housing part, the support part is suspended above the second housing part to form a predetermined interval with the lamp housing, and the first bracket is movably supported on the second bracket such that the dimming bracket is rotatable about a horizontal dimming axis and a vertical dimming axis with respect to the lamp housing, respectively.

The utility model discloses among the optical module subassembly, the arm of adjusting luminance rotationally fixes on first shell, and first support movably support that forms fixed connection with the supporting part supports on the second support to the supporting part is with the suspension of predetermined interval in second shell top, can realize adjusting luminance the support for the lamp body respectively around the rotation of horizontal dimming axle and vertical dimming axle. Set up first support and second support through the support part below at the support of adjusting luminance, can guarantee to adjust luminance the support and can realize the function of adjusting luminance in, obtain abundant support, and then for the optical module on the supporting part provides reliable support, prevent that optical module from taking place wearing and tearing and fracture because of the vibration of vehicle. The dimming arm part and the supporting part of the dimming support are respectively arranged on the first shell part and the second shell part which are arranged on the left side and the right side of the lamp shell in parallel, so that more space is favorably made for the optical module, a shielding component can be further arranged for the optical module, and the overall appearance is optimized.

In a preferred embodiment of the optical module assembly, the first bracket includes a first connecting portion, a second connecting portion, and an intermediate connecting portion connecting the first connecting portion and the second connecting portion together, and the first connecting portion is fixed to the supporting portion from below; the second holder includes a base fixed on the end and a first cavity outwardly protruded from a first side of the base, the first cavity having a first opening formed on a second side of the base opposite to the first side, a dimming rail groove formed on an upper wall of the first cavity, a second connection part movably received in the first cavity through the first opening and the intermediate connection part extending through the dimming rail groove. Through foretell setting, the second support can support for first support provides, and then for optical module provides the support, guarantees simultaneously that first support can be along with the support activity of adjusting luminance, guarantees the realization of the function of adjusting luminance.

In a preferred embodiment of the optical module assembly, the second bracket includes a second cavity protruding outward from the first side surface of the base, the second cavity being located below the first cavity and having a second opening formed on the second side surface; the second housing portion has a boss extending outwardly from the end such that the boss is inserted into the second cavity through the second opening when the base is secured to the end. Through foretell setting, the second support can cooperate with the second shell portion of lamp body, provides powerful support for optical module jointly.

In a preferred embodiment of the optical module assembly, a screw seat is disposed on a top of the first connecting portion to fix the first bracket and the supporting portion together by a screw. With the arrangement, the first bracket can be fixed with the dimming bracket from the lower part of the supporting part of the dimming bracket and provide support for the dimming bracket.

In a preferred embodiment of the above optical module assembly, a positioning pin is disposed on a top of the first connecting portion, and an L-shaped positioning hole allowing the positioning pin to be inserted therein is disposed on the supporting portion. Through the setting, when the first support is positioned, the linear motion of the first support in the X direction and the Y direction can be limited, and the rotation motion of the first support around the X direction, the Y direction and the Z direction can be limited, so that the first support can be fixed on the corresponding position of the dimming support more accurately.

In a preferred embodiment of the above optical module assembly, the end portion is provided with a positioning shaft, and the base is provided with a positioning hole for allowing the positioning shaft to be inserted thereinto. Through foretell design, can install the location to the second support, and then more accurately with the second support assembly to the lamp body second casing on the relevant position, the installation in the later stage of being convenient for is fixed.

In a preferred embodiment of the above optical module assembly, the boss is a tapered table having a cross section gradually decreasing in a direction outward from the end, the second cavity has a tapered table structure having a cross section gradually decreasing in a direction perpendicular to the base, and a plurality of support ribs are provided on a circumferential inner surface of the second cavity so that the boss can abut against the support ribs. Through foretell setting, the boss can insert in the second cavity to form line contact with second cavity inner surface, thereby make the second cavity cramp the boss, the two cooperation provides reliable support for optical module better.

In a preferred embodiment of the optical module assembly, the second bracket is fixed to the second housing portion by a screw. The second bracket is fixed on the second shell part of the lamp shell by adopting a threaded connection mode, and the lamp shell has the advantages of simple process, reliable connection, convenience in assembly and disassembly and low cost.

In a preferred embodiment of the optical module assembly, the optical module is fixed to the support portion by a screw. The optical module and the dimming support are fixed together in a threaded connection mode, and the LED dimming lamp is simple in process, reliable in connection, convenient to assemble and disassemble and low in cost.

In a preferred embodiment of the above optical module assembly, a through groove is formed in the support portion, and the through groove can accommodate a plug-in connector of the optical module. Through foretell setting, guarantee that the optical module subassembly can cooperate the optical module who uses different structures to and cooperate different mounting means, the design flexibility is high.

In a preferred embodiment of the optical module assembly, the dimming arm is provided with a first dimming point, a second dimming point and a third dimming point, the first dimming point and the second dimming point are located above the third dimming point and are formed on the horizontal dimming axis, the second dimming point and the third dimming point are close to the second shell and are formed on the vertical dimming axis, the first dimming point and the third dimming point are movable dimming points, and the second dimming point is a fixed dimming point. Through foretell setting, the first point of adjusting luminance can be around vertical dimming axis do the rotation of small amplitude and realize that optical module's controlling is adjusted luminance, and the third point of adjusting luminance can be around horizontal dimming axis do the rotation of small amplitude and realize optical module's upper and lower light modulation.

In order to solve the above-mentioned problem among the prior art, can't provide the technical problem who reliably supports for optical module for solving among the prior art head-light when pursuing beautifully promptly, the utility model provides a head-light. The headlamp includes an optical module assembly according to any of the above. Through adopting foretell optical module, basic dimming function can be realized to the head-light to inner structure is stable, and optical module is difficult for wearing and tearing and fracture along with the vibration emergence of vehicle.

In the preferable technical scheme of the headlamp, the headlamp further comprises a decoration frame, and the decoration frame is fixed on the dimming support of the optical module assembly so as to shield the optical module of the optical module assembly. Through foretell setting, can further hide optical module's mechanical structure, promote holistic pleasing to the eye degree.

In order to solve the above-mentioned problem among the prior art, can't provide the technical problem who reliably supports for optical module for solving among the prior art head-light when pursuing beautifully promptly, the utility model provides a vehicle. The vehicle comprises a headlamp according to any of the above. Through foretell setting, this vehicle can realize adjusting luminance to the inner structure of its head-light is stable, even if the vehicle produces great vibration in the course of going, and the optical module is difficult for breaking and wearing and tearing. In addition, even if the vehicle uses the outer lampshade which is inclined very much, the structure that the headlamp can not expose the internal optical module can be ensured, and the integral aesthetic degree is good.

Drawings

Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of an embodiment of an optical module assembly according to the present invention;

FIG. 2 is an assembly view of a partial structure of an embodiment of the optical module assembly of the present invention;

fig. 3 is an exploded view of a portion of an embodiment of the optical module assembly of the present invention;

fig. 4 is a front view of an embodiment of a first bracket of the optical module assembly of the present invention;

fig. 5 is a top view of an embodiment of a first bracket of the optical module assembly of the present invention;

fig. 6 is a schematic structural view of an embodiment of a second bracket of the optical module assembly of the present invention;

fig. 7 is an elevation view of a second side of an embodiment of a second bracket of the optical module assembly of the present invention;

fig. 8 is a cross-sectional view of an embodiment of the optical module assembly of the present invention taken along section line a-a shown in fig. 2.

List of reference numbers:

1. an optical module assembly; 10. a lamp housing; 11. a first shell portion; 12. a second shell portion; 121. an end portion; 122. a boss; 123. positioning the shaft; 20. a dimming support; 21. a light-adjusting arm section; 211. a first dimming point; 212. a second dimming point; 213. a third dimming point; 22. a support portion; 221. supporting the table top; 222. a through groove; 223. an L-shaped positioning hole; 23. a counter bore; 24. a fixed page; 30. a first bracket; 31. a first connection portion; 311. a threaded seat; 312. positioning pins; 32. a second connecting portion; 33. an intermediate connecting portion; 331. a rib wall; 40. a second bracket; 41. a base; 411. a first side; 412. a second side surface; 42. a first cavity; 421. a first opening; 422. an upper wall; 423. a dimming track slot; 43. a second cavity; 431. a second opening; 432. a support rib; 44. connecting rib walls; 50. an optical module.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to solve the optical module among the prior art tilting head-light and expose mechanical structure, influence whole pleasing to the eye technical problem, the utility model provides an optical module subassembly 1. The optical module assembly 1 includes: an optical module 50; a lamp shell 10, the lamp shell 10 having a first shell portion 11 and a second shell portion 12 which are juxtaposed; a dimming stand 20, the dimming stand 20 including a dimming arm 21 and a support 22 connected to the dimming arm 21, an optical module 50 being disposed on the support 22; a first bracket 30, the first bracket 30 being fixed to the support portion 22 from below; and a second bracket 40, the second bracket 40 being fixed to an end 121 of the second shell portion 12. Wherein the dimming arm portion 21 is rotatably fixed to the first housing portion 11, the supporting portion 22 is suspended above the second housing portion 12 to form a predetermined interval with the lamp housing 10, and the first bracket 30 is movably supported on the second bracket 40 such that the dimming bracket 20 is rotatable about a horizontal dimming axis and a vertical dimming axis, respectively, with respect to the lamp housing 10.

Fig. 1 is a schematic structural diagram of an embodiment of an optical module assembly according to the present invention. As shown in fig. 1, in one or more embodiments, the optical module assembly 1 includes a lamp housing 10, a dimming mount 20, a first mount 30, a second mount 40, and an optical module 50. The dimming mount 20 is rotatably mounted to the lamp housing 10 by the first mount 30 and the second mount 40, and the optical module 50 is directly mounted to the dimming mount 20.

FIG. 2 is an assembly view of a partial structure of an embodiment of the optical module assembly of the present invention; fig. 3 is an exploded view of a portion of an embodiment of an optical module assembly according to the present invention. As shown in fig. 2 and 3, in one or more embodiments, the lamp housing 10 has a first housing portion 11 and a second housing portion 12 disposed side by side on the left and right. In one or more embodiments, the first shell portion 11 and the second shell portion 12 are integrally formed. Alternatively, the first and second shell portions 11 and 12 may be formed separately and then secured together by suitable securing means, such as welding or attachment by fasteners. A movable dimming mount 20 is fixed to the first housing portion 11. The second shell portion 12 has an end 121, and a boss 122 extending outwardly from the end 121 is on the second shell portion 12. The end portion 121 faces the back of the second case portion 12, i.e., the end portion 121 faces away from the paper based on the orientation shown in fig. 2, and therefore the end portion 121 is not visible from the vehicle front. In one or more embodiments, boss 122 is a tapered mesa structure and tapers in cross-section in a direction outward from end 121. The second bracket 40 is covered on the boss 122 and forms a fixed connection with the second shell part 12. Since the second bracket 40 is covered on the boss 122, the boss 122 will provide additional support for the second bracket 40 from the inside in the vertical direction when the second bracket 40 is fixed with the second shell portion 12, and can prevent the second bracket 40 from shaking in the horizontal and vertical directions. Between the dimming mount 20 and the second mount 40, a first mount 30 is further provided and connected together by the first mount 30.

In one or more embodiments, the dimming support 20 is composed of a dimming arm 21 and a support 22 connected together, and the dimming support 20 is movably fixed to the lamp housing 10. Specifically, the dimming arm 21 is connected with the first shell portion 11 of the lamp housing 10, and the supporting portion 22 is suspended above the second shell portion 12. A predetermined distance exists between the supporting portion 22 and the lamp housing 10, so that the portions of the supporting portion 22 do not collide with the lamp housing 10 during the dimming rotation of the dimming support 20. In one or more embodiments, the dimming arm 21 is generally Y-shaped, and three mounting holes are provided on the dimming arm 21 to fix the dimming mount 20 to the lamp housing 10. The three mounting holes are a first dimming point 211, a second dimming point 212 and a third dimming point 213, respectively. The first dimming point 211 and the second dimming point 212 are located on the upper portion of the dimming arm 21, and a straight line where the first dimming point 211 and the second dimming point 212 are located is a horizontal dimming axis. The third dimming point 213 is located below the second dimming point 212, and the second dimming point 212 and the third dimming point 213 are both disposed at the right side of the dimming arm part 21 and close to the second shell part 12 of the lamp housing 10. The straight line where the second dimming point 212 and the third dimming point 213 are located is the vertical dimming axis. The three dimming points form a stable triangular shape. In one or more embodiments, the first dimming point 211 and the third dimming point 213 are active dimming points and the second dimming point 212 is a fixed dimming point. The second dimming point 212 is fixed with the first shell portion 11 of the lamp housing 10 by ball screws. Alternatively, the second dimming point 212 can be fixed with the first shell portion 11 of the lamp housing 10 by other suitable forms of screws. The first dimming point 211 is connected to a dimming link (not shown), and the first dimming point 211 can rotate around the vertical dimming axis with a small amplitude under the pushing of the dimming link, so that the optical module 50 performs left-right dimming. The third dimming point 213 is connected to a dimming motor (not shown), and the third dimming point 213 can rotate around the horizontal dimming axis with a small amplitude under the driving of the dimming motor, so as to dim the optical module 50 up and down. In an alternative embodiment, the first dimming point 211 may be connected to a dimming motor, while the third dimming point 213 may be connected to a dimming link.

With continued reference to fig. 2 and 3, in one or more embodiments, the support portion 22 of the dimming stand 20 has a support mesa 221. At positions on the support table 221 near the four corners, 4 mounting holes are provided. Two positioning holes are also provided inside the two mounting holes near the opposite outer edges of the support table 221 (based on the orientation shown in fig. 2, the side facing the paper surface is the outer side, and the side away from the paper surface is the inner side). After the optical module 50 is placed on the corresponding position of the supporting portion 22 through the positioning hole, the optical module 50 is fixed with the supporting portion 22 through the mounting hole from below the supporting portion 22 by using a screw or other suitable forms of screws (see fig. 1). In alternative embodiments, the optical module 50 may be fixed to the dimming stand 20 by riveting or clipping. In one or more embodiments, the dimming support 20 further has a counterbore 23 at the right side of the dimming arm 21 and a plurality of fixing leaves 24 disposed at the periphery of the dimming support 20 for fixing a decorative frame (not shown) on the dimming support 20 to shield the mechanical structure of the optical module 50 above the supporting platform 221. In one or more embodiments, a through slot 222 is formed in the middle of the support table 221. The through slots 222 are "male" in configuration and may allow the plug of the optical module 50 to pass therethrough. Alternatively, the through slot 222 may be circular, square, or any other shape, as long as it is ensured that the normal assembly of the connector of the optical module 50 is not affected when the connector is disposed below the optical module 50.

In one or more embodiments, an L-shaped positioning hole 223 is further formed on the edge near the opposite outer side of the supporting platform 221, and two threaded holes for fixing the first bracket 30 are formed on both sides of the L-shaped positioning hole 223. The first bracket 30 is fixed below the support portion 22 of the dimming bracket 20 by a screw or other suitable screw member.

Fig. 4 is a front view of an embodiment of a first bracket of the optical module assembly of the present invention; fig. 5 is a top view of an embodiment of a first bracket of the optical module assembly of the present invention. As shown in fig. 4 and 5, in one or more embodiments, the first bracket 30 is composed of a first connecting portion 31, a second connecting portion 32, and an intermediate connecting portion 33. Two screw seats 311 and one L-shaped positioning pin 312 are provided on the first connecting portion 31, and the L-shaped positioning pin 312 is located in the middle of the two screw seats 311. The intermediate connection portion 33 is located below the first connection portion 31 to connect the first connection portion 31 and the second connection portion 32. The rib wall 331 extending downward from the first connection portion 31 is provided on the intermediate connection portion 33, and the rib wall 331 forms a stable inverted triangle shape as a whole, and reinforces the structural strength of the first bracket 30 to some extent to play a certain supporting role. The second connecting portion 32 is located at the lower end of the first bracket 30 and forms an active connection with the second bracket 40. In one or more embodiments, the second connection portion 32 is a hollow round shaft. The hollow round shaft is not only light in weight, but also easier to rotate when dimming. Alternatively, the second connecting portion 32 may have other suitable configurations, such as an elliptical shaft, hollow or solid.

Fig. 6 is a schematic structural view of an embodiment of a second bracket of the optical module assembly of the present invention;

figure 7 is an elevation view of a second side of an embodiment of a second bracket in an optical module assembly of the present invention. As shown in fig. 6 and 7, the second bracket 40 includes a base 41, a first cavity 42, and a second cavity 43. In one or more embodiments, two positioning holes and four mounting holes are provided around the substantially plate-shaped base 41. The positioning hole is matched with a positioning shaft 123 (see fig. 2) on the end portion 121 of the second shell portion 12, so that the second bracket 40 is placed on the corresponding position of the end portion 121 of the second shell portion 12, and the second bracket 40 is fixed on the lamp housing 10 by a screw or other suitable screw. In one or more embodiments, the first cavity 42 protrudes outward from a first side 411 of the base 41, and a first opening 421 is formed on a second side 412 of the base 41 opposite the first side 411. The first opening 421 communicates with the first cavity 42. A dimming track groove 423 is formed on the upper wall 422 of the first cavity 42. The dimming rail groove 423 may ensure that the second coupling portion 32 of the first bracket 30 can move within the first cavity 42 as the dimming bracket 20 rotates. Below the first cavity 42 is a second cavity 43. The second cavity 43 also protrudes outward from the first side 411 of the base 41, and a second opening 431 is formed on the second side 412 of the base 41. The second opening 431 communicates with the second cavity 43. The second cavity 43 has a tapered mesa structure with a cross section gradually decreasing in a direction perpendicular to the outside of the base 41, and on the four cavity walls of the second cavity 43, 6 inwardly recessed support ribs 432 are provided. Between the first cavity 42 and the second cavity 43, a connecting rib wall 44 is further provided to connect the first cavity 42 and the second cavity 43, so as to enhance the stability of the whole structure and better support the second bracket 40. In an alternative embodiment, the second bracket 40 is provided with only the first cavity 42 and no second cavity 43. Meanwhile, the boss 122 at the end 121 can be eliminated on the second shell portion 12 of the lamp housing 10.

Fig. 8 is a cross-sectional view of an embodiment of the optical module assembly of the present invention taken along section line a-a shown in fig. 2. As shown in fig. 8, the positioning pins 312 of the first connecting part 31 located at the upper part of the first bracket 30 are inserted into the L-shaped positioning holes 223 of the supporting part 22 for predetermined positioning, and the two threaded seats 311 are abutted on the lower surface of the supporting platform 221, so that the first bracket 30 and the supporting part 22 of the dimming support 20 can be fixed together by using screws or other suitable screws. The second connection part 32 at the lower portion of the first bracket 30 is placed in the first cavity 42 of the second bracket 40 through the second opening 431, and the intermediate connection part 33 passes through the dimming rail groove 423 on the first cavity 42. There is a gap between the second connecting portion 32 and the first cavity 42, which ensures that the second connecting portion 32 can rotate in the first cavity 42 along with the rotation of the light-adjusting bracket 20, thereby forming a movable connection, and providing a support for the optical module 50 while ensuring the light-adjusting function of the optical module 50. Within the second cavity 43 of the second bracket 40, a boss 122 of the end 121 of the second shell portion 12 is received. The circumference of the boss 122 abuts against the inwardly recessed support ribs 432 on the circumferential cavity wall of the second cavity 43, so that the inner wall of the second cavity 43 forms a line contact with the circumference of the boss 122, and the boss 122 is tightened, and the two cooperate to provide a reliable support for the optical module 50.

The present invention also relates to a headlamp (not shown in the drawings) having the above optical module assembly 1 and a vehicle (not shown in the drawings) having the headlamp. In one or more embodiments, the utility model discloses the vehicle is pure electric vehicles. Alternatively, the vehicle may be a fuel-powered vehicle, a hybrid vehicle, or other suitable vehicle. The head lamp of the vehicle is designed to have a very inclined shape and is used in combination with the monocular low-and-high beam optical module 50. The vehicle can realize the dimming function of the headlamp, and the internal structure of the vehicle headlamp is stable, so that the external appearance is attractive. Alternatively, the headlight may also be of conventional square design.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (14)

1. An optical module assembly, comprising:

an optical module;

the lamp shell is provided with a first shell part and a second shell part which are juxtaposed;

a dimming stand including a dimming arm and a support connected to the dimming arm, the optical module being disposed on the support;

a first bracket fixed to the support portion from below; and

a second bracket fixed to an end of the second shell portion,

wherein the dimming arm part is rotatably fixed to the first housing part, the support part is suspended above the second housing part to form a predetermined interval with the lamp housing, and the first bracket is movably supported on the second bracket such that the dimming bracket can be rotated about a horizontal dimming axis and a vertical dimming axis with respect to the lamp housing, respectively.

2. The optical module assembly of claim 1,

the first bracket includes a first connecting portion, a second connecting portion, and an intermediate connecting portion connecting the first connecting portion and the second connecting portion together, the first connecting portion being fixed to the support portion from below;

the second holder includes a base fixed on the end and a first cavity outwardly protruded from a first side of the base, the first cavity having a first opening formed on a second side of the base opposite to the first side, a dimming rail groove formed on an upper wall of the first cavity, a second connection part movably received in the first cavity through the first opening and the intermediate connection part extending through the dimming rail groove.

3. The optical module assembly of claim 2,

the second bracket comprises a second cavity protruding outwards from the first side surface of the base, the second cavity is positioned below the first cavity, and a second opening is formed on the second side surface;

the second housing portion has a boss extending outwardly from the end such that the boss is inserted into the second cavity through the second opening when the base is secured to the end.

4. The optical module assembly of claim 2, wherein a threaded seat is provided on a top of the first connecting portion to secure the first bracket and the supporting portion together by a threaded member.

5. The optical module assembly of claim 2, wherein a positioning pin is provided on a top portion of the first connecting portion, and an L-shaped positioning hole allowing the positioning pin to be inserted therein is provided on the supporting portion.

6. The optical module assembly of claim 2, wherein a positioning shaft is provided at the end portion, and a positioning hole allowing the positioning shaft to be inserted therein is provided on the base.

7. The optical module assembly of claim 3, wherein the boss is a tapered mesa having a cross-section gradually decreasing in a direction outward from the end, the second cavity has a tapered mesa structure having a cross-section gradually decreasing in a direction perpendicular to the base, and a plurality of support ribs are provided on a circumferential inner surface of the second cavity such that the boss can abut against the support ribs.

8. The optical module assembly of claim 1 wherein the second bracket is secured to the second housing portion by a threaded member.

9. The optical module assembly of claim 1 wherein the optical module is secured to the support portion by a threaded member.

10. The optical module assembly of claim 1 wherein a channel is formed in said support portion, said channel receiving a connector of said optical module.

11. The optical module assembly of claim 1, wherein a first dimming point, a second dimming point and a third dimming point are disposed on the dimming arm, the first dimming point and the second dimming point are located above the third dimming point and are formed on the horizontal dimming axis, the second dimming point and the third dimming point are located near the second housing portion and are formed on the vertical dimming axis, wherein the first dimming point and the third dimming point are movable dimming points, and the second dimming point is a fixed dimming point.

12. A headlamp, characterized in that the headlamp comprises:

the optical module assembly of any one of claims 1-11.

13. The headlamp of claim 12 further comprising a trim frame secured to the dimming mount of the optical module assembly to conceal the optical module of the optical module assembly.

14. A vehicle, characterized in that the vehicle comprises a headlamp according to claim 12 or 13.

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