CN207716350U - A kind of automotive LED headlamp - Google Patents
A kind of automotive LED headlamp Download PDFInfo
- Publication number
- CN207716350U CN207716350U CN201721309714.6U CN201721309714U CN207716350U CN 207716350 U CN207716350 U CN 207716350U CN 201721309714 U CN201721309714 U CN 201721309714U CN 207716350 U CN207716350 U CN 207716350U
- Authority
- CN
- China
- Prior art keywords
- heat
- radiating fin
- led headlamp
- automotive led
- lamp housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of automotive LED headlamps, including luminescence component, lamp housing, heat-conducting piece and radiating subassembly, the luminescence component is arranged on the heat-conducting piece, the heat-conducting piece is arranged in the lamp housing upper end, the radiating subassembly is arranged in the lamp housing lower end, the radiating subassembly includes the first radiating fin, second radiating fin and thermoelectric module, first radiating fin and second radiating fin are connect with the lamp housing, the bottom of first radiating fin is equipped with groove, the thermoelectric module is arranged in the groove, it is provided with boss at the top of second radiating fin, the thermoelectric module is fixed in the cavity that the groove is surrounded with the boss by the boss.The utility model is related to lighting technical field, a kind of automotive LED headlamp is combined using radiating fin and thermoelectric module, improves the radiating efficiency of automotive LED headlamp, and chip temperature is avoided to increase and lead to light decay phenomenon, extends the service life of LED light chip.
Description
Technical field
The utility model is related to lighting technical field more particularly to a kind of automotive LED headlamp radiator structures.
Background technology
Car headlamp is one of the important component for ensureing automotive safety operation, with the development of automotive engineering, increasingly
More automobile vendors and customer select LED as car headlamp.LED car lamp because of its energy conservation and environmental protection, start that the time is short, service life
It is long, brightness is high, it is small and by more and more concerns, but when LED car lamp develops to high-power direction, heat dissipation problem becomes outstanding
For protrusion, the raising of LED car lamp chip temperature can cause luminous efficiency to decline, apparent light decay phenomenon occurs, influence service life,
Excessive thermal accumlation can cause LED car lamp directly to be damaged.Currently, the heat dissipation technology that high-power LED car light is used both at home and abroad,
It is concentrated mainly on following methods：Radiating fin natural heat dissipation, radiating fin combination fan forced heat radiation, super heat-conductive pipe phase transformation
Heat transfer, thermoelectric module heat dissipation, water-cooling etc..However, single heat-removal modalities are difficult to meet dissipating for high-power LED car light
The radiating efficiency of heat demand, radiating fin natural heat dissipation is relatively low, and the noise of fan forced heat radiation is too big, super heat-conductive pipe phase transformation
Heat transfer must be just effective in conjunction with other heat dissipations, thermoelectric module heat dissipation it is noted that the heat dissipation of hot face otherwise refrigerating efficiency is not
Height, water-cooling will consider leakproofness and safety.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is to provide a kind of automotive LED headlamp, solves LED
The heat dissipation problem of car headlamp improves radiating efficiency.
Technical solution used by the utility model is：A kind of automotive LED headlamp, including luminescence component, lamp housing, heat conduction
Part and radiating subassembly, the luminescence component are arranged on the heat-conducting piece, and the heat-conducting piece setting is described in the lamp housing upper end
In the lamp housing lower end, the radiating subassembly includes the first radiating fin, the second radiating fin and thermoelectricity system for radiating subassembly setting
Cold, first radiating fin and second radiating fin are connect with the lamp housing, the bottom of first radiating fin
Portion is equipped with groove, and the thermoelectric module is arranged in the groove, is provided with boss at the top of second radiating fin, institute
Boss is stated to be fixed on the thermoelectric module in the cavity that the groove is surrounded with the boss.
As being further improved for said program, the thermoelectric module includes huyashi-chuuka (cold chinese-style noodles) and hot face, the huyashi-chuuka (cold chinese-style noodles) with it is described
Groove inner top surface is bonded, and the hot face is bonded with the boss top surface.
As being further improved for said program, the heat-conducting piece is super heat-conductive pipe.
As being further improved for said program, the luminescence component includes substrate, and the substrate is arranged in the heat conduction
On part, it is connect with heat-conducting piece.
As being further improved for said program, filled stone ink film between the lamp housing and first radiating fin.
As being further improved for said program, filled stone ink film between the lamp housing and second radiating fin.
As being further improved for said program, heat-conducting medium is coated between the huyashi-chuuka (cold chinese-style noodles) and the groove inner top surface.
As being further improved for said program, heat-conducting medium is coated between the hot face and the boss top surface.
As being further improved for said program, the heat-conducting medium is heat-conducting silicone grease, heat conductive silica gel or graphite.
The utility model has the beneficial effects that：
A kind of automotive LED headlamp is combined using radiating fin and thermoelectric module, by the heat of automotive LED headlamp
It takes away rapidly, improves the radiating efficiency of automotive LED headlamp, ensure that automotive LED headlamp works normally under high temperature environment, keep away
Exempt from chip temperature to increase and lead to light decay phenomenon, extends the service life of LED light chip.Realize that refrigeration is rapid, noiseless, nothing is shaken
It is dynamic.
Description of the drawings
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is a kind of automotive LED headlamp structural schematic diagram of the utility model；
Fig. 2 is a kind of automotive LED headlamp heat radiation assembly structure schematic diagram of the utility model.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
A kind of automotive LED headlamp, referring to Fig.1, Fig. 1 are a kind of automotive LED headlamp structural schematic diagrams of the utility model,
Including luminescence component 1, heat-conducting piece 2, lamp housing 3 and radiating subassembly.
Luminescence component 1 includes substrate and the LED light that is disposed on the substrate, and in the present embodiment, substrate is copper base.This shines
Component 1 is arranged on heat-conducting piece 2, and in the present embodiment, heat-conducting piece 2 is super heat-conductive pipe, and heat-conducting piece 2 is in flat, and luminescence component 1 is logical
Substrate is crossed to be directly welded on the flat horizontal surface of heat-conducting piece 2.The tail end of heat-conducting piece 2 is welded in lamp housing 3, in the present embodiment, lamp housing 3
Preferably aluminum alloy materials, it is clear that, can also be other metal materials of Cu alloy material etc..
In order to improve the radiating efficiency of automotive LED headlamp, radiating subassembly includes the first radiating fin 4, the second heat radiating fin
Piece 5 and thermoelectric module 6, the first radiating fin 4 and the second radiating fin 5 are connect with lamp housing 3.In the present embodiment, first dissipates
Hot fin 4 and the second radiating fin 5 preferably use aluminum alloy materials, it is clear that, can also be copper, aluminium, nickel, copper alloy etc. other
Metal material is made.
Specifically, Fig. 2 is a kind of automotive LED headlamp heat radiation assembly structure schematic diagram of the utility model, in conjunction with Fig. 1 and figure
2, in the present embodiment, the first radiating fin 4 and the second radiating fin 5 preferably use annular, it is clear that, can also be rectangle, water chestnut
Shape etc., the bottom setting fluted 41 of the first radiating fin 4, thermoelectric module 6 is arranged in groove 41, thermoelectric module 6
Thickness be 2mm to 5mm, in the present embodiment, the thickness of thermoelectric module 6 is 3mm, and the top of the second radiating fin 5 is provided with
Thermoelectric module 6 is fixed in the cavity that groove 41 is surrounded with boss 51 by boss 51, boss 51.
Specifically, thermoelectric module 6 includes huyashi-chuuka (cold chinese-style noodles) 61 and hot face 62, wherein the groove inner top surface of huyashi-chuuka (cold chinese-style noodles) 61 and groove 41
Fitting, hot face 62 are bonded with the boss top surface of boss 51, and the groove inner top surface of huyashi-chuuka (cold chinese-style noodles) 61 and groove 41 can be fixed by screw to be connected
Connect, resin adhesion, gummy adhesion or tin cream welding etc., similarly, hot face 62 and the boss top surface of boss 51 can also pass through spiral shell
Nail is fixedly connected, resin adhesion, gummy adhesion or tin cream welding etc..
In addition, being coated with heat-conducting medium between groove inner top surface and huyashi-chuuka (cold chinese-style noodles) 61, heat conduction is coated between boss top surface and hot face 62
Medium, heat-conducting medium can be heat conductive silica gel, heat-conducting silicone grease or graphite etc., between groove inner top surface and huyashi-chuuka (cold chinese-style noodles) 61 and boss
Coated with thermally conductive medium between top surface and hot face 62 reduces thermal contact resistance for filling contact gap.
In the present embodiment, 3 bottom of lamp housing is cylinder, is additionally provided with the first threaded hole 42 on the first radiating fin 4, and second
Radiating fin 5 is equipped with the second threaded hole 52, and the first radiating fin 4 and the setting of the second radiating fin 5 are in 3 bottom of lamp housing, and first
Radiating fin 4 is threadedly coupled by the first threaded hole 42 with lamp housing 3, and the second radiating fin 5 passes through the second threaded hole 52 and lamp housing 3
It is threadedly coupled, can be easy to disassemble, in order to reduce thermal contact resistance, between the first radiating fin 4 and the second radiating fin 5 and lamp housing 3
Using graphite film as gap filling material..
Further, thermoelectric module 6 is equipped with power cord 62, and power cord 62 is from the first spiral shell on the second radiating fin 4
It is pierced by second threaded hole 52 on pit 42 or the second radiating fin 5, external power supply carries out refrigeration work.
A kind of automotive LED headlamp is combined using radiating fin and thermoelectric module, by the heat of automotive LED headlamp
It takes away rapidly, improves the radiating efficiency of automotive LED headlamp, ensure that automotive LED headlamp works normally under high temperature environment, keep away
Exempt from chip temperature to increase and lead to light decay phenomenon, extends the service life of LED light chip.Realize that refrigeration is rapid, noiseless, nothing is shaken
It is dynamic.
It is to be illustrated to the preferable implementation of the utility model, but the invention is not limited to the reality above
Example is applied, those skilled in the art can also make various equivalent variations without departing from the spirit of the present invention
Or replace, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (9)
1. a kind of automotive LED headlamp, which is characterized in that it includes luminescence component, lamp housing, heat-conducting piece and radiating subassembly, described
Luminescence component is arranged on the heat-conducting piece, and in the lamp housing upper end, the radiating subassembly is arranged in institute for the heat-conducting piece setting
Lamp housing lower end is stated, the radiating subassembly includes the first radiating fin, the second radiating fin and thermoelectric module, first heat dissipation
Fin and second radiating fin are connect with the lamp housing, and the bottom of first radiating fin is equipped with groove, the heat
Electric cooling piece is arranged in the groove, is provided with boss at the top of second radiating fin, and the boss is by the thermoelectricity
Cooling piece is fixed in the cavity that the groove is surrounded with the boss.
2. a kind of automotive LED headlamp according to claim 1, which is characterized in that the thermoelectric module includes huyashi-chuuka (cold chinese-style noodles)
With hot face, the huyashi-chuuka (cold chinese-style noodles) is bonded with the groove inner top surface, and the hot face is bonded with the boss top surface.
3. a kind of automotive LED headlamp according to claim 2, which is characterized in that the heat-conducting piece is super heat-conductive pipe.
4. a kind of automotive LED headlamp according to claim 3, which is characterized in that the luminescence component includes substrate, institute
It states substrate to be arranged on the heat-conducting piece, be connect with heat-conducting piece.
5. a kind of automotive LED headlamp according to claim 4, which is characterized in that the lamp housing radiates with described first
Filled stone ink film between fin.
6. a kind of automotive LED headlamp according to claim 4, which is characterized in that the lamp housing radiates with described second
Filled stone ink film between fin.
7. a kind of automotive LED headlamp according to claim 4, which is characterized in that the huyashi-chuuka (cold chinese-style noodles) and top in the groove
Heat-conducting medium is coated between face.
8. a kind of automotive LED headlamp according to claim 4, which is characterized in that the hot face and the boss top surface
Between be coated with heat-conducting medium.
9. a kind of automotive LED headlamp according to claim 7 or 8, which is characterized in that the heat-conducting medium is thermal conductive silicon
Fat, heat conductive silica gel or graphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721309714.6U CN207716350U (en) | 2017-10-10 | 2017-10-10 | A kind of automotive LED headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721309714.6U CN207716350U (en) | 2017-10-10 | 2017-10-10 | A kind of automotive LED headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207716350U true CN207716350U (en) | 2018-08-10 |
Family
ID=63063842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721309714.6U Active CN207716350U (en) | 2017-10-10 | 2017-10-10 | A kind of automotive LED headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207716350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578221A (en) * | 2020-05-17 | 2020-08-25 | 济南得德环保科技有限公司 | Car headlight assembly and radiating LED headlight bulb of semiconductor refrigeration thereof |
-
2017
- 2017-10-10 CN CN201721309714.6U patent/CN207716350U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578221A (en) * | 2020-05-17 | 2020-08-25 | 济南得德环保科技有限公司 | Car headlight assembly and radiating LED headlight bulb of semiconductor refrigeration thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201198978Y (en) | Automobile lamp cap with heat radiating device | |
| CN101290106A (en) | Semiconductor LED lamp heat radiator | |
| CN201243015Y (en) | Liquid radiating device for high power light-emitting diode | |
| CN104235800A (en) | Phase change temperature control device for intermittent high-power LED (light-emitting diode) | |
| CN102155729A (en) | Heat dissipation method of LED (light-emitting diode) device and device | |
| CN104896330A (en) | Led light source module | |
| CN108150978A (en) | A kind of vehicle LED radiating subassembly | |
| CN201204203Y (en) | Radiating device for high-power LED | |
| CN110645544A (en) | Automobile headlamp cooler | |
| CN101825242A (en) | Vacuum liquid cooling LED lamp | |
| CN207716350U (en) | A kind of automotive LED headlamp | |
| CN201715304U (en) | High-power LED light source based on liquid metal for heat radiating and threaded connection structure | |
| CN205669690U (en) | The cold big lighting angle bulb lamp of LED liquid | |
| CN206449428U (en) | A kind of LED radiator structure | |
| CN101872826A (en) | Liquid metal heat radiation based high-power LED light source of threaded connection structure | |
| CN205746098U (en) | A kind of LED lamp utilizing cover surface to dispel the heat | |
| CN103388770A (en) | Integrated light source radiating module of LED lamp and manufacturing method thereof | |
| CN106051486A (en) | High-power LED lamp heat dissipation device based on graphene heat rectification material and lamp | |
| CN203349028U (en) | Integral light source heat-dissipating module of LED (Light Emitting Diode) lamp | |
| CN205859636U (en) | Heat radiation device of high-power LED based on graphene thermal rectifying material and light fixture | |
| CN203298263U (en) | Silicone cooling device for light-emitting diode (LED) lamp tube | |
| CN203010559U (en) | Cooling system suitable for high-power light emitting diode (LED) lighting fitting | |
| CN207279538U (en) | Lamps apparatus for vehicle | |
| CN201875446U (en) | Liquid cooling vacuum LED (light-emitting diode) lamp | |
| CN202484956U (en) | Heat tube heat radiator for large-power LED (Light-Emitting Diode) automobile headlamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 519199 Room 601, 9 Building 888 Zhongxing South Road, Jingan Town, Doumen District, Zhuhai City, Guangdong Province Patentee after: HUODING INTELLIGENT LIGHTING (ZHAOQING) Co.,Ltd. Address before: 519199 Room 601, 9 Building 888 Zhongxing South Road, Jingan Town, Doumen District, Zhuhai City, Guangdong Province Patentee before: PHOTUM SMART LIGHTING (ZHUHAI) LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 526238 Building B of Innovation and Entrepreneurship Science Park in Zhaoqing High-tech Zone, Guangdong Province Patentee after: HUODING INTELLIGENT LIGHTING (GUANGDONG) Co.,Ltd. Address before: 519199 Room 601, 9 Building 888 Zhongxing South Road, Jingan Town, Doumen District, Zhuhai City, Guangdong Province Patentee before: HUODING INTELLIGENT LIGHTING (ZHAOQING) Co.,Ltd. |
|
| CP03 | Change of name, title or address |