CN104048281A - Heat dissipation device used in automobile headlamp and automobile headlamp - Google Patents
Heat dissipation device used in automobile headlamp and automobile headlamp Download PDFInfo
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- CN104048281A CN104048281A CN201410225358.4A CN201410225358A CN104048281A CN 104048281 A CN104048281 A CN 104048281A CN 201410225358 A CN201410225358 A CN 201410225358A CN 104048281 A CN104048281 A CN 104048281A
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Abstract
The invention relates to a heat dissipation device used in an automobile headlamp and the automobile headlamp. The heat dissipation device comprises a fan, a low beam light source radiator and a high beam light source radiator, wherein the fan, the low beam light source radiator and the high beam light source radiator are installed on a fixed bracket; the low beam light source radiator is used for fixedly connecting with a low beam unit; the high beam light source radiator is used for fixedly connecting with a high beam unit; the high beam light source radiator is an all-dimensional adjustable radiator for adjusting the light shape of high and low light of the headlamp; a ventilation pipe is arranged on the fixed bracket; an air outlet of the fan is communicated with the ventilation pipe; the ventilation pipe comprises a first air flue and a second air flue; the first air flue is communicated with an air flue of the high beam light source radiator through an air flue connector; the second air flue is communicated with an air flue of the low beam light source radiator. By applying the heat dissipation device used in the automobile headlamp and the automobile headlamp, the problems that the dissipation device adopts rubber hoses, and easily ages, thus the heat dissipation effect of the headlamp is poor, and the service life of the automobile headlamp is affected are solved.
Description
Technical field
The present invention relates to automobile lamp technical field, particularly car headlamp, specifically a kind of heat abstractor for car headlamp and car headlamp.
Background technology
Because LED (light emitting diode) has that brightness is high, color category is abundant, low-power consumption, long feature of life-span, in current automobile lamp, extensively adopt LED as light source, the heat producing when LED work is very high, and must adopt cooling system is its heat radiation.
In current automobile lamp, adopt more and more the cooling system of fan as LED light source.Due to structure and cost, often two or more LED light sources and radiator thereof share a fan, therefore, need to have the air channel of connection between fan and two or more radiator.
The method that at present conventional air channel connects is, the air outlet of fan is connected with certain radiator, in this radiator, be provided with two air channels, an air channel blows to its inner fin, another air channel is connected with rubber hose, the other end of rubber hose is connected with another radiator, ventilates thereby realize a fan to two radiators simultaneously.
But the shortcoming of above-mentioned rubber hose is:
1, rubber hose is easily aging and crack, and causes gas leakage, causes car light radiating effect poor, reduces the car light life-span.
2, rubber hose must have certain length, otherwise in the time that the position of two radiators need to be adjusted relatively, rubber hose is easily pullled, thereby cause coming off or breaking of rubber hose because of stressed, so structurally, rubber hose needs larger space.
3, for avoiding coming off, rubber hose often needs extra immobilising device and ventilating opening to fix, and this has just increased the manufacturing cost of car light.
Summary of the invention
The object of this invention is to provide a kind of heat abstractor for car headlamp, this heat abstractor is provided with wind path connector, wherein distance light light source radiator is connected with an air channel of ventilation duct by wind path connector, another air channel of ventilation duct directly connects dipped beam light source radiator, save rubber hose, in order to solve existing heat abstractor owing to using rubber hose, easily poor because of the aging car light radiating effect that causes of rubber hose, affect the problem in car light life-span.
For achieving the above object, the solution of the present invention is: a kind of heat abstractor for car headlamp, comprise fan, dipped beam light source radiator and distance light light source radiator, described fan, dipped beam light source radiator and distance light light source radiator are installed on a fixed support, described dipped beam light source radiator is used for being fixedly connected with dipped beam unit, described distance light light source radiator is used for connecting distance light light source, it is characterized in that: also comprise wind path connector, described distance light light source radiator is regulate headlamp distance-light light shape upper, under, left, right adjustable radiator, on described fixed support, be provided with ventilation duct, the air outlet of described fan is communicated with described ventilation duct, described ventilation duct comprises the first air channel and the second air channel, described the first air channel is communicated with the air channel of distance light light source radiator by wind path connector, the second described air channel is communicated with the air channel of dipped beam light source radiator,
On described distance light light source radiator, be provided with the installation position of wind path connector, described wind path connector comprises radiator brace and support brace, described radiator brace is connected by flexure strip with one end of support brace, and the other end is flexibly connected by buckle; The both sides of described radiator brace buckle link are respectively provided with first draw-in groove, the elasticity link of described radiator brace is provided with the second draw-in groove, and described radiator brace is connected with distance light light source radiator with the second draw-in groove by the first described draw-in groove; The buckle link of described support brace is provided with arc-shaped slot, one side channel wall of described arc-shaped slot is fixedly connected with the buckle link of support brace, on opposite side cell wall, be provided with the 3rd draw-in groove, described support brace is connected with fixed support by the 3rd draw-in groove.
According to heat abstractor of the present invention, further, described buckle is by the snap fit mix proportion arranging on the 4th draw-in groove arranging on described radiator brace and support brace.
According to heat abstractor of the present invention, further, the both sides of described distance light light source radiator are respectively provided with a cylindrical lead, described support bracket fastened both sides are respectively provided with an elastic waist hole slot, the end of two cylindrical leads lays respectively in corresponding elastic waist hole slot, the rotation offset of restriction distance light light source radiator; Between described two cylindrical leads, be provided with a cylindrical bore, between two elastic waist hole slots, be provided with the fixing bulb coordinating with described cylindrical bore, described fixing bulb is arranged in cylindrical bore, the radial deflection along cylindrical bore of restriction distance light light source radiator.
The present invention also aims to provide a kind of for car headlamp, heat abstractor in this car headlamp is provided with wind path connector, wherein distance light light source radiator is connected with an air channel of ventilation duct by wind path connector, another air channel of ventilation duct directly connects dipped beam light source radiator, save rubber hose, in order to solve existing heat abstractor owing to using rubber hose, easily poor because of the aging car light radiating effect that causes of rubber hose, affect the problem in car light life-span.
For achieving the above object, the solution of the present invention is: a kind of car headlamp, comprise distance light unit, dipped beam unit, heat abstractor and fixed support, described distance light unit, dipped beam unit and heat abstractor are installed on fixed support, described dipped beam unit and distance light unit include LED light source, described heat abstractor comprises fan, distance light light source radiator and dipped beam light source radiator, described dipped beam unit is fixedly connected with dipped beam light source radiator, described distance light unit is fixedly connected with distance light light source radiator, it is characterized in that: described heat abstractor also comprises wind path connector, described distance light light source radiator is regulate headlamp distance-light light shape upper, under, left, right adjustable radiator, on described fixed support, be provided with ventilation duct, the air outlet of described fan is communicated with described ventilation duct, described ventilation duct comprises the first air channel and the second air channel, described the first air channel is communicated with the air channel of distance light light source radiator by wind path connector, the second described air channel is communicated with the air channel of dipped beam light source radiator,
On described distance light light source radiator, be provided with the installation position of wind path connector, described wind path connector comprises radiator brace and support brace, described radiator brace is connected by flexure strip with one end of support brace, and the other end is flexibly connected by buckle; The both sides of described radiator brace buckle link are respectively provided with first draw-in groove, the elasticity link of described radiator brace is provided with the second draw-in groove, and described radiator brace is connected with distance light light source radiator with the second draw-in groove by the first described draw-in groove; The buckle link of described support brace is provided with arc-shaped slot, one side channel wall of described arc-shaped slot is fixedly connected with the buckle link of support brace, on opposite side cell wall, be provided with the 3rd draw-in groove, described support brace is connected with fixed support by the 3rd draw-in groove.
According to car headlamp of the present invention, further, described buckle is by the snap fit mix proportion arranging on the 4th draw-in groove arranging on described radiator brace and support brace.
According to car headlamp of the present invention, further, the both sides of described distance light light source radiator are respectively provided with a cylindrical lead, described support bracket fastened both sides are respectively provided with an elastic waist hole slot, the end of two cylindrical leads lays respectively in corresponding elastic waist hole slot, the rotation offset of restriction distance light light source radiator; Between described two cylindrical leads, be provided with a cylindrical bore, between two elastic waist hole slots, be provided with the fixing bulb coordinating with described cylindrical bore, described fixing bulb is arranged in cylindrical bore, the radial deflection along cylindrical bore of restriction distance light light source radiator.
The beneficial effect that the present invention reaches: heat abstractor of the present invention is provided with wind path connector, one of them radiator is connected with ventilation duct by wind path connector, has saved rubber hose, makes the radiating effect of car light better, has increased the service life of car light.Meanwhile, save the equipment of fixing rubber hose, reduced the structure of heat abstractor, reduced the manufacturing cost of car light.
Brief description of the drawings
Fig. 1 is the integral installation structure chart of heat abstractor of the present invention;
Fig. 2 is the profile that air channel of the present invention connects;
Fig. 3 is the structural representation that wind path connector of the present invention is launched;
Fig. 4 is the structural representation after wind path connector buckle of the present invention connects;
Fig. 5 is the structural representation of distance light light source radiator of the present invention.
In figure, 1 is dipped beam light source radiator, and 2 is distance light light source radiator, 3 is wind path connector, and 4 is fan, and 5 is fixed support, 6 is for regulating the governor motion of distance light light source radiator, 2a is cylindrical bore, and 2b is cylindrical lead, and 5a is baffle plate, 5b is the first air channel, 5c is the second air channel, and 5d is elastic waist hole slot, and 5e is fixing bulb, A is support brace, A1 is arc-shaped slot, and A2 is snap fit, and A3 is the 3rd draw-in groove, B is radiator brace, B1 is the first draw-in groove, and B2 is the second draw-in groove, and B3 is the 4th draw-in groove.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Heat abstractor embodiment of the present invention:
As shown in Figure 1, the heat abstractor for car headlamp of the present embodiment comprises fixed support 5, fan 4, wind path connector 3 and dipped beam light source radiator 1 and distance light light source radiator 2, dipped beam light source radiator 1 is for being fixedly connected with dipped beam unit, distance light light source radiator 2 is for being fixedly connected with distance light unit, the air outlet of fan 4 is communicated with one end of the ventilation duct arranging on fixed support, the other end of ventilation duct is communicated with dipped beam light source radiator 1 and distance light light source radiator 2, wherein distance light light source radiator 2 is communicated with ventilation duct by wind path connector 3, dipped beam light source radiator 1 is directly communicated with ventilation duct, on this distance light light source radiator 2 can carry out with respect to fixed support 5, under, left, right rotation, by the adjusting to distance light unit, realize the adjusting to distance-light shape.
As shown in Figure 2, the ventilation duct arranging on fixed support 5 is divided into two air channels by a baffle plate 5a, i.e. the first air channel 5b and the second air channel 5c, wherein the first air channel 5b is communicated with the air channel 2a of described distance light light source radiator 2 by wind path connector 3, and the second described air channel 5c is communicated with the air channel 1a of dipped beam light source radiator 1.After fan 4 starts, air quantity is blowed to the ventilation duct of fixed support 5, wherein be blown into the fin of distance light light source radiator 2 inside through the wind of the first air channel 5b through wind path connector 3, be directly blown into the fin of dipped beam light source radiator 1 inside through the wind of the second air channel 5c.
As shown in Figure 3 and Figure 4, described wind path connector comprises radiator brace B and support brace A, radiator brace B and support brace A are frame type structure, described radiator brace B is connected with distance light light source radiator 2, described support brace A is connected with fixed support 5, described radiator brace B is connected by flexure strip C with one end of support brace A, flexure strip in the present embodiment is provided with two, the other end of described radiator brace B and support brace A is flexibly connected by buckle, described buckle is matched and forms with upper the 4th draw-in groove B3 arranging of radiator brace B by the upper snap fit A2 arranging of support brace A.
On described distance light light source radiator 2, be provided with the installation position of wind path connector 3, the both sides of the buckle link of described radiator brace B are respectively provided with a first draw-in groove B1, the elasticity link of described radiator brace B is provided with the second draw-in groove B2, and described radiator brace B is connected with distance light light source radiator 2 with the second draw-in groove B2 by the first described draw-in groove B1.The buckle link of described support brace A is provided with arc-shaped slot A1, the edge of the buckle link of described radiator brace B is positioned at described arc-shaped slot A1, a side channel wall of described arc-shaped slot A1 is fixedly connected with the buckle link of support brace A, on opposite side cell wall, be provided with two the 3rd draw-in groove A3, described support brace is connected with fixed support 5 by the 3rd draw-in groove A3, the width of described support brace A is less than the width of radiator brace B, described support brace A can be taking flexure strip C as pivot, axially rotating up and down with respect to radiator brace B of arc-shaped slot A1.
As shown in Figure 5, the both sides of the distance light light source radiator 2 of the present embodiment are respectively provided with a cylindrical lead 2b, the both sides of described fixed support 5 are respectively provided with an elastic waist hole slot 5d, the end of two cylindrical lead 2b lays respectively in corresponding elastic waist hole slot 5d, the rotation offset of restriction distance light light source radiator 2; Between described two cylindrical lead 2b, be provided with a cylindrical bore 2a, between two elastic waist hole slot 5d, be provided with the fixing bulb 5e coordinating with described cylindrical bore, described fixing bulb 5e is arranged in cylindrical bore 2a, restriction distance light light source radiator 2 radial deflections along cylindrical bore 2a.This distance light light source radiator 2 is for being fixedly connected with the distance light unit of car light, by governor motion 6, distance light light source radiator 2 is carried out to the adjusting of upper and lower, left and right with respect to dipped beam light source radiator 1 taking the centre of sphere of fixing bulb 5e as pivot, realize the adjusting to instant and near light light shape.
In the time regulating distance light light source radiator 2 to carry out upper and lower rotation with respect to dipped beam light source radiator 1, support brace A is along the axially rotation up and down of grooved rotating shaft A1, radiator brace B moves together with distance light light source radiator 2, and has slight relative sliding.In the time regulating distance light light source radiator 2 to carry out left and right rotation with respect to dipped beam light source radiator 1, radiator brace B relative distance light light source radiator 2 in installation position slides, and support brace A, owing to being connected with fixed support 5, maintains origin-location.Realize thus distance light light source radiator 2 carrying out the air channel connection function in the adjustment process of upper and lower, left and right with respect to dipped beam light source radiator.
Car headlamp embodiment of the present invention:
Car headlamp of the present invention comprises distance light unit, dipped beam unit, heat abstractor and fixed support, described distance light unit, dipped beam unit and heat abstractor are installed on fixed support, described dipped beam unit and distance light unit include LED light source, described heat abstractor comprises fan, distance light light source radiator and dipped beam light source radiator, described dipped beam unit is fixedly connected with dipped beam light source radiator, and described distance light unit is fixedly connected with distance light light source radiator.
The heat abstractor that the present embodiment adopts is identical with above-mentioned heat abstractor embodiment, does not repeat them here.
Claims (6)
1. the heat abstractor for car headlamp, comprise fan, dipped beam light source radiator and distance light light source radiator, described fan, dipped beam light source radiator and distance light light source radiator are installed on a fixed support, described dipped beam light source radiator is used for being fixedly connected with dipped beam unit, described distance light light source radiator is used for being fixedly connected with distance light unit, it is characterized in that: also comprise wind path connector, described distance light light source radiator is regulate headlamp distance-light light shape upper, under, left, right adjustable radiator, on described fixed support, be provided with ventilation duct, the air outlet of described fan is communicated with described ventilation duct, described ventilation duct comprises the first air channel and the second air channel, described the first air channel is communicated with the air channel of distance light light source radiator by wind path connector, the second described air channel is communicated with the air channel of dipped beam light source radiator,
On described distance light light source radiator, be provided with the installation position of wind path connector, described wind path connector comprises radiator brace and support brace, described radiator brace is connected by flexure strip with one end of support brace, and the other end is flexibly connected by buckle; The both sides of described radiator brace buckle link are respectively provided with first draw-in groove, the elasticity link of described radiator brace is provided with the second draw-in groove, and described radiator brace is connected with distance light light source radiator with the second draw-in groove by the first described draw-in groove; The buckle link of described support brace is provided with arc-shaped slot, one side channel wall of described arc-shaped slot is fixedly connected with the buckle link of support brace, on opposite side cell wall, be provided with the 3rd draw-in groove, described support brace is connected with fixed support by the 3rd draw-in groove.
2. the heat abstractor for car headlamp according to claim 1, is characterized in that described buckle is by the snap fit mix proportion arranging on the 4th draw-in groove arranging on described radiator brace and support brace.
3. the heat abstractor for car headlamp according to claim 1, the both sides that it is characterized in that described distance light light source radiator are respectively provided with a cylindrical lead, described support bracket fastened both sides are respectively provided with an elastic waist hole slot, the end of two cylindrical leads lays respectively in corresponding elastic waist hole slot, the rotation offset of restriction distance light light source radiator; Between described two cylindrical leads, be provided with a cylindrical bore, between two elastic waist hole slots, be provided with the fixing bulb coordinating with described cylindrical bore, described fixing bulb is arranged in cylindrical bore, the radial deflection along cylindrical bore of restriction distance light light source radiator.
4. a car headlamp, comprise distance light unit, dipped beam unit, heat abstractor and fixed support, described distance light unit, dipped beam unit and heat abstractor are installed on fixed support, described dipped beam unit and distance light unit include LED light source, described heat abstractor comprises fan, distance light light source radiator and dipped beam light source radiator, described dipped beam unit is fixedly connected with dipped beam light source radiator, described distance light unit is fixedly connected with distance light light source radiator, it is characterized in that: described heat abstractor also comprises wind path connector, described distance light light source radiator is regulate headlamp distance-light light shape upper, under, left, right adjustable radiator, on described fixed support, be provided with ventilation duct, the air outlet of described fan is communicated with described ventilation duct, described ventilation duct comprises the first air channel and the second air channel, described the first air channel is communicated with the air channel of distance light light source radiator by wind path connector, the second described air channel is communicated with the air channel of dipped beam light source radiator,
On described distance light light source radiator, be provided with the installation position of wind path connector, described wind path connector comprises radiator brace and support brace, described radiator brace is connected by flexure strip with one end of support brace, and the other end is flexibly connected by buckle; The both sides of described radiator brace buckle link are respectively provided with first draw-in groove, the elasticity link of described radiator brace is provided with the second draw-in groove, and described radiator brace is connected with distance light light source radiator with the second draw-in groove by the first described draw-in groove; The buckle link of described support brace is provided with arc-shaped slot, one side channel wall of described arc-shaped slot is fixedly connected with the buckle link of support brace, on opposite side cell wall, be provided with the 3rd draw-in groove, described support brace is connected with fixed support by the 3rd draw-in groove.
5. car headlamp according to claim 4, is characterized in that described buckle is by the snap fit mix proportion arranging on the 4th draw-in groove arranging on described radiator brace and support brace.
6. car headlamp according to claim 4, the both sides that it is characterized in that described distance light light source radiator are respectively provided with a cylindrical lead, described support bracket fastened both sides are respectively provided with an elastic waist hole slot, the end of two cylindrical leads lays respectively in corresponding elastic waist hole slot, the rotation offset of restriction distance light light source radiator; Between described two cylindrical leads, be provided with a cylindrical bore, between two elastic waist hole slots, be provided with the fixing bulb coordinating with described cylindrical bore, described fixing bulb is arranged in cylindrical bore, the radial deflection along cylindrical bore of restriction distance light light source radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410225358.4A CN104048281B (en) | 2014-05-26 | 2014-05-26 | A kind of heat abstractor in car headlamp and car headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410225358.4A CN104048281B (en) | 2014-05-26 | 2014-05-26 | A kind of heat abstractor in car headlamp and car headlamp |
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| Publication Number | Publication Date |
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| CN104048281A true CN104048281A (en) | 2014-09-17 |
| CN104048281B CN104048281B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410225358.4A Active CN104048281B (en) | 2014-05-26 | 2014-05-26 | A kind of heat abstractor in car headlamp and car headlamp |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373901A (en) * | 2014-10-14 | 2015-02-25 | 上海小糸车灯有限公司 | Automotive lamp self-adaptive dimming mechanism and method |
| CN104373895A (en) * | 2014-10-14 | 2015-02-25 | 上海小糸车灯有限公司 | Dimming mechanism for automotive lamp self-adaptive high beam lighting system and dimming method thereof |
| CN108087840A (en) * | 2017-12-11 | 2018-05-29 | 上海小糸车灯有限公司 | Cooling system and car light |
| CN109812770A (en) * | 2018-10-10 | 2019-05-28 | 重庆天华照明有限公司 | Radiator, radiator, optical system and LED headlamp |
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| US20070091632A1 (en) * | 2005-10-25 | 2007-04-26 | Visteon Global Technologies, Inc. | Convectively cooled headlamp assembly |
| CN101392882A (en) * | 2007-09-20 | 2009-03-25 | 株式会社小糸制作所 | Vehicle lighting device |
| CN203893130U (en) * | 2014-05-26 | 2014-10-22 | 上海小糸车灯有限公司 | Automotive headlamp and radiating device used in same |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070091632A1 (en) * | 2005-10-25 | 2007-04-26 | Visteon Global Technologies, Inc. | Convectively cooled headlamp assembly |
| CN101392882A (en) * | 2007-09-20 | 2009-03-25 | 株式会社小糸制作所 | Vehicle lighting device |
| CN203893130U (en) * | 2014-05-26 | 2014-10-22 | 上海小糸车灯有限公司 | Automotive headlamp and radiating device used in same |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373901A (en) * | 2014-10-14 | 2015-02-25 | 上海小糸车灯有限公司 | Automotive lamp self-adaptive dimming mechanism and method |
| CN104373895A (en) * | 2014-10-14 | 2015-02-25 | 上海小糸车灯有限公司 | Dimming mechanism for automotive lamp self-adaptive high beam lighting system and dimming method thereof |
| CN104373901B (en) * | 2014-10-14 | 2017-12-29 | 上海小糸车灯有限公司 | A kind of adaptive dimming mechanism of car light and its adaptive light-dimming method |
| CN108087840A (en) * | 2017-12-11 | 2018-05-29 | 上海小糸车灯有限公司 | Cooling system and car light |
| CN109812770A (en) * | 2018-10-10 | 2019-05-28 | 重庆天华照明有限公司 | Radiator, radiator, optical system and LED headlamp |
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| Publication number | Publication date |
|---|---|
| CN104048281B (en) | 2016-08-24 |
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Address after: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee after: Hua Yu vision technology (Shanghai) Co., Ltd. Address before: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee before: Xiaoxi Car Lights Co., Ltd., Shanghai |
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