CN203363923U - Efficient heat-dissipating LED automobile headlamp - Google Patents
Efficient heat-dissipating LED automobile headlamp Download PDFInfo
- Publication number
- CN203363923U CN203363923U CN2013204100207U CN201320410020U CN203363923U CN 203363923 U CN203363923 U CN 203363923U CN 2013204100207 U CN2013204100207 U CN 2013204100207U CN 201320410020 U CN201320410020 U CN 201320410020U CN 203363923 U CN203363923 U CN 203363923U
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- lamppost
- car headlamp
- led car
- heat radiating
- lamp socket
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Abstract
The utility model discloses an efficient heat-dissipating LED automobile headlamp which comprises a lamp pillar and a lamp base. The bottom of the lamp base is fixedly connected with a radiating device. The radiating device comprises a fan and a radiating fin assembly provided with a groove. The fan is detachably fixed in the groove of the radiating fin assembly. When the LED automobile lamp works, generated heat can be transmitted to the radiating fin assembly through heat transmission to be dissipated. The fan rotates, the flowing rate of air around the radiating fin assembly is improved, and thus, the radiating rate of the radiating fin assembly is improved. The efficient heat-dissipating LED automobile headlamp is especially suitable for a high-power lamp structure.
Description
Technical field
The utility model relates to the LED auto lamp, is specifically related to a kind of high-efficiency heat radiating LED car headlamp.
Background technology
As everyone knows, along with the now very general life that has entered into people of social progressive automobile, need to possess as a kind of transport facility automobile the ability of moving in night or dark surrounds, so all be equipped with car light on present automobile or motor vehicle.
Experience successively electric light source headlamp, twin light lamp core headlamp, asymmetrical passing beam headlamp, halogen tungsten headlamp in the evolution of auto lamp, filled Xe lamp bulb, the several developing stage of Xe lamp bulb.
Auto lamp light source market is mainly occupied by Halogen lamp LED and xenon lamp for a long time, but these two kinds of traditional lighting lamps all exist fatal weakness in various aspects such as brightness, life-span, volume, heating degree, colour temperature adjustment and robustnesses.In recent years, along with improving gradually and the decline gradually of cost of the luminous efficiency of light emitting diode (LED), semiconductor lighting becomes the development trend of modern illumination gradually, be described as after incandescent lamp, fluorescent lamp and electricity-saving lamp the 4th generation lighting electric light source, be called as " 21st century green light source ".LED, as new type light source, has the advantages such as the life-span is long, energy-conservation, light quality is good, simple in structure, the response fast, voltage is low, volume is little.
Each traditional lighting major company of the world is also in the research work that is stepping up to carry out LED illumination application, and LED is as the application such as car headlamp, body light, brake lamp maturation obtain very good effect and economic benefit.But, still need to carry out the improvement of fitting structure, to guarantee the normal junction temperature of LED.
Our company has applied for a patent of invention and a utility model patent simultaneously on 01 16th, 2013, utility model patent number: ZL 201320020197.6 has announced a kind of efficient radiating apparatus and has been provided with the LED auto lamp of this device, it by arranging the copper pipe heat pipe in order to increase rate of heat dispation on the radiating fin group, reduce the junction temperature of LED, the light fixture of this structure is in the situation that lamp power is larger, and the speed of heat radiation is unsatisfactory.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of LED car headlamp with better heat dispersion, makes the LED auto lamp still have lower junction temperature in high-power.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model: a kind of high-efficiency heat radiating LED car headlamp, comprise lamppost and lamp socket, the bottom surface of described lamp socket is fixedly connected with heat abstractor, this heat abstractor is mainly by fan with reeded radiating fin group is set forms, and described fan removably is fixed in the groove of radiating fin group.
As further improvement of the utility model, the copper pipe heat pipe can be set in lamppost, described copper pipe heat pipe is fixed in lamppost by the mode of welding, and run through the radiating fin group that described lamp socket and lamp socket bottom surface arrange, the conductive fluid vaporization of copper pipe heat pipe inside, liquefaction, can further improve the speed that the heat between lamppost and lamp socket is transmitted.Described copper pipe heat pipe is preferably two.
As further improvement of the utility model, on lamppost, with the lamp socket contact position, be provided with groove, in order to hold in wire turnover lamppost.
As further improvement of the utility model, described high-efficiency heat radiating LED car headlamp also comprises back cover, and described back cover is fixed on base by screw thread.Back cover can prevent that foreign object from stretching into damage radiating fin group or fan, the service life of having improved light fixture.
As further improvement of the utility model, the lamppost outside is provided with Fixing clamp-seat, the integrative-structure that described Fixing clamp-seat is served as reasons and formed with the column type lid of opening and cylinder, and the diameter of column type lid is greater than the diameter of cylinder, is provided with symmetrically two " L " type mounting grooves on cylinder.Fixing clamp-seat is in order to be socketed in the lamppost surface, and guardwire, prevent that wire from being damaged by groove.
As further improvement of the utility model, the cylindrical outer surface of Fixing clamp-seat also is socketed with snap ring, be provided with three projections on the external peripheral surface of snap ring, three projections along excircle, be 120 degree between any two and distribute, in order to car headlamp is fixed in automobile lampshade.
As further improvement of the utility model, a cutting ferrule can be set, be provided with symmetrically two projections on the external peripheral surface of cutting ferrule, two projections are connected with two " L " type mounting grooves on Fixing clamp-seat, and cutting ferrule and Fixing clamp-seat are linked together.
As further improvement of the utility model, a snap ring can also be set, the external peripheral surface of snap ring is provided with three projections, three projections along excircle, be 120 degree between any two and distribute, in order to be arranged in automobile lampshade, snap ring and lampshade are fixed, for the installation of LED car headlamp provides bridge.
LED auto lamp of the present utility model is in work, and the heat of generation is delivered to the radiating fin group by the heat transmission and is dispelled the heat, and fan rotates, and improves radiating fin group ambient air flow rate, thereby has strengthened radiating fin group rate of heat dispation.The utility model is particularly useful for powerful fitting structure.
The accompanying drawing explanation
Fig. 1 is high-efficiency heat radiating LED car headlamp structural representation in the utility model embodiment 1;
Fig. 2 is that in the utility model embodiment 1, each parts of high-efficiency heat radiating LED auto lamp headlamp split schematic diagram;
Fig. 3 is the lamppost of the high-efficiency heat radiating LED car headlamp in the utility model embodiment 1 and the perspective view of lamp socket;
Fig. 4 is the structural representation of high-efficiency heat radiating LED car headlamp in the utility model embodiment 2;
Fig. 5 is that in the utility model embodiment 2, each parts of high-efficiency heat radiating LED car headlamp split schematic diagram;
Fig. 6 is the lamppost of high-efficiency heat radiating LED car headlamp in the utility model embodiment 2 and the perspective view of lamp socket.
The specific embodiment
Embodiment 1:
As depicted in figs. 1 and 2, the high-efficiency heat radiating LED car headlamp of a kind of 30W, comprise lamppost 6 and lamp socket 3, and lamp socket 3 fixedly is integral structure with lamppost 6 by the mode of welding, and lamp socket 3 works to support lamppost 6 and accelerates lamppost 6 rates of heat dispation.
The mode of the underrun welding of lamp socket 3 is fixedly connected with circular radiating fin group 4, radiating fin group 4 can dissipate fast lamppost 6 heat and be delivered to the heat on lamp socket 3, accelerate the rate of heat dispation of light fixture, reduce junction temperature, prevent from damaging because junction temperature is excessive LED light source 7.Be provided with groove 5 on radiating fin group 4, in order to settle fan 2; Also be provided with installing hole 10 and hold the ellipse hole 11 that wire passes through.
Fan 2 is positioned in groove 5, and is fixed on radiating fin group 4 by screw, and the wire on fan 2 is connected with outside power supply by the ellipse hole 11 arranged on lamp socket 3.
The surface of lamp socket 3 is provided with screw thread 12; on lamp socket 3, cover has back cover 1; and the inside of back cover 1 is provided with screw thread 18; back cover 1 is fixing with lamp socket 3 by screw thread 18 and screw thread 12; radiating fin group 4 and the fan 2 of protection lamp socket 3 bottom surfaces; prevent that foreign object from stretching into damage radiating fin group 4 or fan 2, improves the service life of light fixture.
On lamppost 6, with lamp socket 3 contact positions, be provided with groove 13, in order to hold in wire turnover lamppost 6.
The inside of lamppost 6 is provided with two copper pipe heat pipes 8, copper pipe heat pipe 8 is fixed in lamppost 6 by the mode of welding, and through the radiating fin group 4(arranged on lamp socket 3 and lamp socket 3 bottom surfaces as shown in Figure 3), copper pipe heat pipe 8 is by vaporization and the liquefaction of inner conductive fluid, the heat that can fast LED light source 7 be sent, the junction temperature on LED light source 7 and the junction temperature on lamppost 6 are delivered to radiating fin group 4, accelerate the heat transfer rate between lamppost 6 and lamp socket 3, reduce the junction temperature of lamppost 6, prevent the too high damage LED light source 7 of junction temperature.
Also overlap Fixing clamp-seat 9 is arranged on lamppost 6, the integrative-structure of Fixing clamp-seat 9 for being formed by a lid of the column type with opening 14 and cylinder 15, and the diameter of column type lid 14 is greater than the diameter of cylinder 15, outer surface at cylinder 15 also is socketed with snap ring 16, on the external peripheral surface of snap ring 16, be provided with 17, three projections 17 of three projections along excircle, be 120 degree between any two and distribute.
The high-efficiency heat radiating LED car headlamp of the present embodiment is in the process of installing, first lamppost 6 is passed to the lampshade of the car headlamp of automobile to be installed, then rotate, make three projections 17 that arrange on Fixing clamp-seat 9 block the draw-in groove arranged on the lampshade of car headlamp to be installed, completed installation, easy for installation, and firmly.
The present embodiment high-efficiency heat radiating LED car headlamp is in the situation that environment temperature is 28 ℃, and the continuous illumination temperature test result of 2,3,4,5 hours is as follows:
Embodiment 2:
As shown in Figure 4 and Figure 5, the high-efficiency heat radiating LED car headlamp of a kind of 30W, comprise lamppost 112 and lamp socket 111, lamp socket 111 fixedly is integral structure with lamppost 112 by the mode of welding, and lamp socket 111 works to support lamppost 112 and accelerates lamppost 112 rates of heat dispation.
The mode of the underrun welding of lamp socket 111 is fixedly connected with circular radiating fin group 117, radiating fin group 117 can dissipate fast lamppost 112 heat and be delivered to the heat on lamp socket 111, accelerate the rate of heat dispation of light fixture, reduce junction temperature, prevent from damaging because junction temperature is excessive LED light source 113.Be provided with groove 118 on radiating fin group 117, in order to settle fan 119; Also be provided with installing hole 126 and hold the ellipse hole 127 that wire passes through.
Fan 119 is positioned in groove 118, and is fixed on radiating fin group 117 by screw, and the wire on fan 119 is connected with outside power supply by the ellipse hole 127 arranged on lamp socket 111.
The surface of lamp socket 111 is provided with screw thread 128; on lamp socket 111, cover has back cover 120; and back cover 120 inside are provided with screw thread 133; back cover 120 is fixing with lamp socket 111 by screw thread 128 and screw thread 133; radiating fin group 117 and the fan 119 of protection lamp socket 111 bottom surfaces; prevent that foreign object from stretching into damage radiating fin group 117 or fan 119, improves the service life of light fixture.
On lamppost 112, with lamp socket 111 contact positions, be provided with groove 121, in order to hold in wire turnover lamppost 112.
Lamppost 112 parts are cylindric, it is rectangular-shaped that another part is, be fixed with LED light source 113 by screw on that rectangular-shaped a part of lamppost 112, LED light source 113 has two, lay respectively on two opposites of that rectangular-shaped a part of lamppost 112, wire on LED light source 113 is along lamppost 112 inside, and is connected with outside power supply by the groove 121 arranged on lamppost 112.
The inside of lamppost 112 is provided with two copper pipe heat pipes 122, copper pipe heat pipe 122 is fixed in lamppost 112 by the mode of welding, and through the radiating fin group 117(arranged on lamp socket 111 and lamp socket 111 bottom surfaces as shown in Figure 6), copper pipe heat pipe 122 is by vaporization and the liquefaction of inner conductive fluid, the heat that can fast LED light source 113 be sent, junction temperature on junction temperature on LED light source 113 and lamppost 112 is delivered to radiating fin group 117, accelerate the heat transfer rate between lamppost 112 and lamp socket 111, reduce the junction temperature of lamppost 112, prevent the too high damage LED light source 113 of junction temperature.
Also overlap Fixing clamp-seat 114 is arranged on lamppost 112, the integrative-structure of Fixing clamp-seat 114 for being formed by a lid of the column type with opening 129 and cylinder 130, and the diameter of column type lid is greater than the diameter of cylinder, be symmetrically arranged with two " L " type mounting grooves 123 on cylinder 130.
Be symmetrically arranged with two boss 124 on cutting ferrule 115, and also be provided with installation aperture 131 on boss 124, cutting ferrule 115 is fixed on " L " type mounting groove 123 of Fixing clamp-seat 114 by two boss 124.
The high-efficiency heat radiating LED car headlamp of the present embodiment also is provided with movable snap ring 116, the external peripheral surface of snap ring 116 is provided with three projections 125, three projections 125 along external peripheral surface, be 120 degree in twos and distribute, and also be provided with two installing holes 132 on snap ring 116.
In the process of installing, first the draw-in groove arranged in the auto lamp lampshade of three boss 125 arranging on snap ring 116 and automobile to be installed is blocked and is connected, and then the auto lamp remainder of the present embodiment is screwed by the installing hole 131 of setting on cutting ferrule 115 and the installing hole 132 on snap ring 116.
The present embodiment high-efficiency heat radiating LED car headlamp is in the situation that environment temperature is 28 ℃, and the continuous illumination temperature test result of 2,3,4,5 hours is as follows:
Claims (10)
1. a high-efficiency heat radiating LED car headlamp, comprise lamppost and lamp socket, the bottom surface of described lamp socket is fixedly connected with heat abstractor, it is characterized in that: described heat abstractor comprises fan and reeded radiating fin group is set, and described fan removably is fixed in the groove of radiating fin group.
2. high-efficiency heat radiating LED car headlamp according to claim 1, it is characterized in that: be provided with the copper pipe heat pipe in described lamppost, described copper pipe heat pipe is fixed in lamppost by the mode of welding, and runs through the radiating fin group of described lamp socket and the setting of lamp socket bottom surface.
3. high-efficiency heat radiating LED car headlamp according to claim 2, it is characterized in that: described copper pipe heat pipe is two.
4. according to the described high-efficiency heat radiating LED car headlamp of arbitrary claim in claim 1～3, it is characterized in that: on described lamppost, with the lamp socket contact position, be provided with groove.
5. high-efficiency heat radiating LED car headlamp according to claim 4, it is characterized in that: also comprise back cover, described back cover is fixed on base by screw thread.
6. high-efficiency heat radiating LED car headlamp according to claim 5, it is characterized in that: the described lamppost outside is provided with Fixing clamp-seat, described Fixing clamp-seat is served as reasons with the integrative-structure of the column type lid of opening and cylinder formation, and the diameter of column type lid is greater than the diameter of cylinder.
7. high-efficiency heat radiating LED car headlamp according to claim 6, it is characterized in that: the cylindrical outer surface of described Fixing clamp-seat also is socketed with snap ring, be provided with three projections on the external peripheral surface of snap ring, three projections along excircle, be 120 degree between any two and distribute.
8. high-efficiency heat radiating LED car headlamp according to claim 6, is characterized in that: be provided with symmetrically two " L " type mounting grooves on described cylinder.
9. high-efficiency heat radiating LED car headlamp according to claim 8, is characterized in that: also comprise a cutting ferrule, be provided with symmetrically two projections on the external peripheral surface of cutting ferrule.
10. high-efficiency heat radiating LED car headlamp according to claim 9, it is characterized in that: also comprise a snap ring, the external peripheral surface of snap ring is provided with three projections, three projections along excircle, be 120 degree between any two and distribute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204100207U CN203363923U (en) | 2013-07-10 | 2013-07-10 | Efficient heat-dissipating LED automobile headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204100207U CN203363923U (en) | 2013-07-10 | 2013-07-10 | Efficient heat-dissipating LED automobile headlamp |
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| Publication Number | Publication Date |
|---|---|
| CN203363923U true CN203363923U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204100207U Expired - Fee Related CN203363923U (en) | 2013-07-10 | 2013-07-10 | Efficient heat-dissipating LED automobile headlamp |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335260A (en) * | 2013-07-10 | 2013-10-02 | 广州市雷腾照明科技有限公司 | Efficient radiating LED automotive headlamp |
| CN105180052A (en) * | 2015-08-13 | 2015-12-23 | 丹·梅塞 | Locomotive head lamp |
| CN106704949A (en) * | 2014-08-29 | 2017-05-24 | 朱保生 | Radiator for vehicle headlamp with LED lamp power supply |
| CN109058927A (en) * | 2018-08-02 | 2018-12-21 | 苏州培星智能装备科技有限公司 | Multi-angle adjustable type automobile lamp radiator |
| CN109166834A (en) * | 2018-08-28 | 2019-01-08 | 安徽星宇生产力促进中心有限公司 | A kind of microelectronic circuit plate embedded-type heat-dissipating mechanism |
-
2013
- 2013-07-10 CN CN2013204100207U patent/CN203363923U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335260A (en) * | 2013-07-10 | 2013-10-02 | 广州市雷腾照明科技有限公司 | Efficient radiating LED automotive headlamp |
| CN106704949A (en) * | 2014-08-29 | 2017-05-24 | 朱保生 | Radiator for vehicle headlamp with LED lamp power supply |
| CN106704949B (en) * | 2014-08-29 | 2018-12-21 | 惠州市超频三光电科技有限公司 | The automobile-used headlamp radiator with LED light power supply |
| CN105180052A (en) * | 2015-08-13 | 2015-12-23 | 丹·梅塞 | Locomotive head lamp |
| CN105180052B (en) * | 2015-08-13 | 2018-08-24 | 丹·梅塞 | Engine hatch lamp |
| CN109058927A (en) * | 2018-08-02 | 2018-12-21 | 苏州培星智能装备科技有限公司 | Multi-angle adjustable type automobile lamp radiator |
| CN109058927B (en) * | 2018-08-02 | 2020-12-25 | 苏州培星智能装备科技有限公司 | Multi-angle adjustable automobile lamp heat dissipation device |
| CN109166834A (en) * | 2018-08-28 | 2019-01-08 | 安徽星宇生产力促进中心有限公司 | A kind of microelectronic circuit plate embedded-type heat-dissipating mechanism |
| CN109166834B (en) * | 2018-08-28 | 2020-07-07 | 安徽星宇生产力促进中心有限公司 | Embedded heat dissipation mechanism of microelectronic circuit board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20150710 |
|
| EXPY | Termination of patent right or utility model |