CN210921234U - Automobile laser headlamp - Google Patents
Automobile laser headlamp Download PDFInfo
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- CN210921234U CN210921234U CN201920682099.6U CN201920682099U CN210921234U CN 210921234 U CN210921234 U CN 210921234U CN 201920682099 U CN201920682099 U CN 201920682099U CN 210921234 U CN210921234 U CN 210921234U
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- light source
- laser
- source module
- high beam
- headlamp
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Abstract
The utility model relates to a vehicle technical field, in particular to car laser headlamp, include: the light source module comprises a lamp shell assembly, a laser light source module, a driving circuit board, a heat insulation plate, a low beam light source, a high beam light source and an outer lens. The outer lens is fixed at the front end of the lamp shell component; the laser light source module, the near light source and the high beam light source are fixed in the lamp shell component, and the laser light source module is fixed between the near light source and the high beam light source; the light output ends of the laser light source module, the near light source and the high beam light source are arranged opposite to the outer lens; the driving circuit board is fixed inside the lamp shell component and connected with the laser light source module, the near light source and the high beam light source. The heat insulation plate is fixed between the laser light source module and the driving circuit board. The utility model provides a car laser headlamp, the laser source module can regard as auxiliary light source and high beam light source to use, has improved the luminous efficacy of head-light.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to automobile laser headlamp.
Background
The headlamp is an indispensable important part of the vehicle, and the automobile headlamp can improve the sight and enlarge the observation visual field. On a painted black road surface without a street lamp, it is necessary to turn on the head lamp. However, most of the existing automotive headlamps are illuminated by incandescent lamps or halogen lamps, and have the problems of low luminous efficiency, short service life and the like. In addition, the conventional automobile laser headlamp generates a large amount of heat during the operation of the laser light source module, and the heat is radiated to the driving circuit board, so that the service life of each component of the driving circuit board is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a car laser headlamp has solved among the prior art technical problem that laser headlamp is bulky, luminous efficacy is low and drive circuit board damages easily.
In order to solve the technical problem, the utility model provides an automobile laser headlamp, include: the device comprises a lamp shell assembly, a laser light source module, a driving circuit board, a heat insulation plate, a low beam light source, a high beam light source and an outer lens;
the outer lens is fixed at the front end of the lamp shell assembly;
the laser light source module, the near light source and the high beam light source are fixed in the lamp shell component, and the laser light source module is arranged between the near light source and the high beam light source; the light output ends of the laser light source module, the near light source and the high beam light source are arranged opposite to the outer lens;
the driving circuit board is fixed inside the lamp shell assembly and is connected with the laser light source module, the near light source and the high light source;
the heat insulation plate is fixed between the laser light source module and the driving circuit board.
Further, the method also comprises the following steps: a heat dissipating component; the heat dissipation assembly is arranged on the other side of the light output end of the laser light source module.
Further, the heat dissipation assembly includes: a substrate and heat dissipation fins; the plurality of radiating fins are fixed on the outer side of the substrate; the inner side of the substrate is attached to the laser light source module.
Furthermore, a plurality of heat dissipation holes penetrating through two ends are formed in the heat insulation plate; the radiating holes are arranged in parallel with the driving circuit board.
Further, the method also comprises the following steps: a heat radiation fan; the heat dissipation fan is fixed inside the lamp shell assembly, and the heat dissipation fan and the laser light source module are arranged oppositely.
Further, the laser light source module is a white light laser diode assembly.
Further, the low beam light source and the high beam light source are both LED light sources.
The utility model provides a pair of one or more technical scheme possesses following beneficial effect or advantage at least:
the utility model provides an automobile laser headlamp, which is provided with a dipped beam light source and a high beam light source in a lamp shell component, and is also provided with a laser light source module; the dipped beam light source and the high beam light source are fixed on two sides of the laser light source module and are jointly integrated with a light emitting component, so that the volume of the headlamp is reduced. The utility model provides a car laser headlamp, the laser source module can regard as auxiliary light source and high beam light source to use, has improved the luminous efficacy of head-light. Furthermore, the utility model provides a car laser headlamp is provided with the heat insulating board between laser light source module and drive circuit board, prevents that the radiating heat direct radiation of laser light source module from having prolonged drive circuit board's life on drive circuit board.
Drawings
Fig. 1 is a schematic structural view of an automotive laser headlamp provided in an embodiment of the present invention;
fig. 2 is a sectional view of a heat insulation board provided by an embodiment of the present invention.
Detailed Description
The embodiment of the utility model provides a through providing a car laser headlamp is bulky, luminous efficacy is low and the easy technical problem who damages of dirver circuit board.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the embodiment of the utility model provides an automobile laser headlamp, its structure mainly includes: the light source module comprises a lamp housing assembly, a laser light source module 2, a driving circuit board, a heat insulation plate 21, a low-beam light source 1, a high-beam light source 3 and an outer lens. The outer lens is fixed at the front end of the lamp shell component; the laser light source module 2, the near light source 1 and the high beam light source 3 are fixed in the lamp shell component, and the laser light source module 2 is arranged between the near light source 1 and the high beam light source 3; the light output ends of the laser light source module 2, the near light source 1 and the high beam light source 3 are arranged opposite to the outer lens. The driving circuit board is fixed inside the lamp shell component and connected with the laser light source module 2, the near light source 1 and the high beam light source 3. In the embodiment of the present invention, the laser light source module is a white light laser diode module; the low beam light source 1 and the high beam light source 3 are both LED light sources.
The utility model provides a in a specific embodiment, refer to fig. 1 and fig. 2, this car laser headlamp still includes: a heat dissipating component 4; the heat dissipation component 4 is arranged at the other side of the light output end of the laser light source module 2. Wherein, radiator unit 4 includes: a substrate and heat dissipation fins; a plurality of radiating fins are fixed on the outer side of the substrate, and the radiating fins are arranged in parallel at equal intervals; the inner side of the substrate is attached to the laser light source module 2. The heat insulation board 21 is fixed between the laser light source module 2 and the driving circuit board. The heat insulation board 21 is used for preventing high temperature generated by the laser light source module 2 in the working process from radiating to the driving circuit board, and ensuring the normal work of the driving circuit board. In addition, a plurality of heat dissipation holes 23 penetrating through two ends can be formed in the heat insulation plate 21; the heat dissipation holes 23 are used for dissipating the heat collected on the heat insulation board 21 to regions on both sides of the driving circuit board, and dissipating the heat to the outside of the laser headlamp of the automobile through the heat dissipation assembly 4. The heat insulation plate 21 is provided with screw holes 22 for mounting bolts for fixing the heat insulation plate 21 on the driving circuit board. In addition, a plurality of limiting columns 24 are arranged on one side of the thermal baffle 21 facing the driving circuit board, and a certain gap is formed between the thermal baffle 21 and the driving circuit board through the limiting columns 24, so that the heat dissipation of the driving circuit board is facilitated.
The utility model provides an in a specific embodiment, this car laser headlamp still includes: a heat radiation fan; the heat dissipation fan is fixed inside the lamp housing assembly, and the heat dissipation fan is arranged opposite to the laser light source module 2. The cooling fan is used for blowing the heat of the laser light source module 2 to the outside of the lamp shell assembly, and the temperature in the lamp shell assembly is reduced.
The embodiment of the utility model provides a car laser headlamp's working process as follows: referring to fig. 1, when in use, the laser headlamp of the automobile is arranged at a corresponding position of the head of the automobile, and the driving circuit board is connected with the control equipment of the automobile through a lead. The control equipment of the automobile controls the driving circuit board to drive the laser headlamp of the automobile to work. When in the low beam mode, the low beam light source 1 is turned on to work; when the high beam mode, the laser light source and the high beam light source 3 can be selected to work simultaneously, and the light emitting efficiency of the headlamp is improved.
The embodiment of the utility model provides a one or more technical scheme possesses following beneficial effect or advantage at least:
the embodiment of the utility model provides an automobile laser headlamp, not only is provided with a dipped beam light source and a high beam light source in the lamp shell component, but also is provided with a laser light source module; the dipped beam light source and the high beam light source are fixed on two sides of the laser light source module and are jointly integrated with a light emitting component, so that the volume of the headlamp is reduced. The utility model provides a car laser headlamp, the laser source module can regard as auxiliary light source and high beam light source to use simultaneously, has improved the luminous efficacy of head-light. Furthermore, the embodiment of the utility model provides a vehicle laser headlamp is provided with the heat insulating board between laser light source module and dirver circuit board, prevents that the radiating heat direct radiation of laser light source module from having prolonged dirver circuit board's life on dirver circuit board.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (7)
1. An automotive laser headlamp, comprising: the device comprises a lamp shell assembly, a laser light source module, a driving circuit board, a heat insulation plate, a low beam light source, a high beam light source and an outer lens;
the outer lens is fixed at the front end of the lamp shell assembly;
the laser light source module, the near light source and the high beam light source are fixed in the lamp shell component, and the laser light source module is fixed between the near light source and the high beam light source; the light output ends of the laser light source module, the near light source and the high beam light source are arranged opposite to the outer lens;
the driving circuit board is fixed inside the lamp shell assembly and is connected with the laser light source module, the near light source and the high light source;
the heat insulation plate is fixed between the laser light source module and the driving circuit board.
2. The automotive laser headlamp of claim 1 further comprising: a heat dissipating component; the heat dissipation assembly is arranged on the other side of the light output end of the laser light source module.
3. The automotive laser headlamp of claim 2 wherein the heat sink assembly comprises: a substrate and heat dissipation fins; the plurality of radiating fins are fixed on the outer side of the substrate; the inner side of the substrate is attached to the laser light source module.
4. The automotive laser headlamp of claim 3 wherein the heat shield has a plurality of heat dissipation holes formed therein through both sides.
5. The automotive laser headlamp of claim 2 or 3 further comprising: a heat radiation fan; the heat dissipation fan is fixed inside the lamp shell assembly, and the heat dissipation fan and the laser light source module are arranged oppositely.
6. The automotive laser headlamp of any one of claims 1 to 3 wherein the laser light source module is a white light laser diode assembly.
7. The automotive laser headlamp according to any one of claims 1 to 3, wherein the low beam light source and the high beam light source are both LED light sources.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920682099.6U CN210921234U (en) | 2019-05-14 | 2019-05-14 | Automobile laser headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920682099.6U CN210921234U (en) | 2019-05-14 | 2019-05-14 | Automobile laser headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210921234U true CN210921234U (en) | 2020-07-03 |
Family
ID=71363347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920682099.6U Active CN210921234U (en) | 2019-05-14 | 2019-05-14 | Automobile laser headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210921234U (en) |
-
2019
- 2019-05-14 CN CN201920682099.6U patent/CN210921234U/en active Active
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