CN102278728A - Heat radiation device of car light - Google Patents
Heat radiation device of car light Download PDFInfo
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- CN102278728A CN102278728A CN2011102136587A CN201110213658A CN102278728A CN 102278728 A CN102278728 A CN 102278728A CN 2011102136587 A CN2011102136587 A CN 2011102136587A CN 201110213658 A CN201110213658 A CN 201110213658A CN 102278728 A CN102278728 A CN 102278728A
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- car light
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- reflective mirror
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Abstract
The invention provides a heat radiation device of a car light, belonging to the technical field of a car body, and solving the problem of poor heat radiation effect caused by the limited heat radiation area because a heat radiation component and a shell of the existing eye reflector are directly combined together. According to the heat radiation device of the car light, the car light is fixed on the car body; the car light comprises a retroreflector and a luminous body, wherein the retroreflector is provided with a fixing part; the luminous body is arranged on the fixing part; the heat radiation device comprises a tubular heat conduction piece; and one end of the heat conduction piece is connected with the fixing part of the retroreflector, and the other end of the heat conduction piece is connected with the car body. The heat conduction piece of the device is connected with the fixing part of the retroreflector, heat in the car light is conducted to the metal part of the car body for heat radiation, the practicability is high, and simultaneously the heat radiation effect is better.
Description
Technical field
The invention belongs to the body of a motor car technical field, relate to a kind of heat abstractor of car light.
Background technology
Car light is the instrument that car lighting is used, and can be divided into front car light, back car light, steering indicating light, license plate bright lamp etc.Car light has been brought into play important function in the process of vehicle safe driving, especially under adverse circumstances such as misty rain, night, leave car light, and automobile is almost difficult to move even one step.But the interior temperature of lamp was higher when there was use in car light now, and the life-span of car light has been subjected to certain influence.In order to dispel the heat, opened air-vent in the positions such as reflective mirror of car light.Though passage has solved heat dissipation problem, haze in car light inside easily because of expanding with heat and contract with cold, be unfavorable for prolonging the life-span of car light.For this reason, people have expected utilizing in the car light environment of sealing the heat conductivility of reflective mirror itself thermal energy transfer in the car light to be arrived extraneous.
As a kind of heat conduction lamp reflector [publication number CN1561528A, application number 02819076.9] that State Intellectual Property Office of the People's Republic of China announces, this invention provides a kind of heat conduction lamp reflector, and it can dissipate the heat from the speculum inner light source.This mirror assembly comprises the shell that metal layer is arranged on the surface, and this shell is made by Heat Conduction Material.The speculum shell also is provided with many radiating pieces outward, improves heat-transfer effect by the surface area that increases the lamp reflector shell.But the radiating piece of this speculum and shell directly combine, and in the zone, the back side of speculum, and zone, the back side of speculum air circulation is limited with heat heat radiation, and area of dissipation influences by the car light size, and radiating effect is very undesirable.
Summary of the invention
The objective of the invention is to have the problems referred to above, proposed a kind of heat abstractor that can improve the car light radiating effect at existing technology.
Purpose of the present invention can realize by following technical proposal: a kind of heat abstractor of car light, car light is fixed on the car body, car light comprises reflective mirror with fixed part and the illuminator that is arranged on the fixed part, this heat abstractor comprises the heat-conducting piece of a tubulose, one end of described heat-conducting piece links to each other with the fixed part of reflective mirror, and the other end of described heat-conducting piece links to each other with car body.
Reflective mirror, lampshade are formed an airtight space, make the space at illuminator place not be in communication with the outside, prevent to take place, prolonged the service life of car light, and reduced traffic accident because of the initiation of car light fault because of the problem that expanding with heat and contract with cold of air causes car light inside to haze.Fixed part at reflective mirror connects heat-conducting piece, and the heat that illuminator distributes is delivered on the car body by reflective mirror, heat-conducting piece and dispels the heat.Like this, heat can be dispersed in the atmosphere through car body, if vehicle under steam, the cooling velocity of car body is accelerated, and radiating effect is better.
In the heat abstractor of above-mentioned car light, be provided with between described reflective mirror and the illuminator can the shutoff gap sealing ring.The space sealing that sealing ring makes reflective mirror, lampshade form is better, prevent in atmosphere and the car light air scurry mutually logical, formation water smoke; Sealing ring port and illuminator mounting portion will be complementary, and improve the sealing of both fixed parts.
In the heat abstractor of above-mentioned car light, described heat-conducting piece adopts Heat Conduction Material to make.
In the heat abstractor of above-mentioned car light, described Heat Conduction Material is one or more in copper, aluminium and the silver.Metal material is easily processed, and copper, aluminium, silver all are the preferable metals of heat conductivility.
In the heat abstractor of above-mentioned car light, described heat-conducting piece comprises a body and some fin that are positioned on the body lateral surface.Be connected with some fin on the heat-conducting piece, the part heat preferentially can be discharged in the atmosphere, prevent that the heat-conducting piece temperature is too high, influence the conduction of heat.
In the heat abstractor of above-mentioned car light, an end of described heat-conducting piece is fixed on the fixed part of reflective mirror, the other end of heat-conducting piece and car body clamping mutually.The fixed part of reflective mirror is near illuminator, and the big temperature of heat is the highest, and heat-conducting piece reaches car body from fixed part fast with the heat on the reflective mirror.
In the heat abstractor of above-mentioned car light, the power line of connecting illuminator can be installed in the described heat-conducting piece.Heat-conducting piece can play conductive force, can protect the power line of illuminator again.
In the heat abstractor of above-mentioned car light, described car light comprises lampshade, reflective mirror and is arranged on illuminator on the fixed part of reflective mirror that described illuminator is positioned at lampshade.
Compared with prior art, the heat abstractor of this car light makes need not open air-vent on the reflective mirror, effectively prevents to haze in the car light, has prolonged the life-span of car light; Heat-conducting piece is connected with the reflective mirror fixed part, and the metal that the heat in the car light is transmitted on the car body partly dispels the heat, and applicability is strong, and radiating effect is better simultaneously.
Description of drawings
Fig. 1 is the cross-sectional schematic of the heat abstractor of this car light.
Fig. 2 is the heat conduction path schematic diagram of the heat abstractor of this car light when using.
Among the figure, 1, reflective mirror; 12, fixed part; 2, illuminator; 3, sealing ring; 4, heat-conducting piece; 41, fin; 5, power line; 6, car body; 7, lampshade.
The specific embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
The heat abstractor of this car light can be applicable on automobile front car light, back car light, the steering indicating light, and car light comprises lampshade 7, reflective mirror 1 and the illuminator 2 that is arranged on the fixed part 12 of reflective mirror 1, and lampshade 7 is interlocked with reflective mirror 1, and illuminator 2 is arranged in the lampshade 7.As shown in Figure 1, the present invention includes the heat-conducting piece 4 that an end is connected with the fixed part 12 of reflective mirror 1, the other end of heat-conducting piece 4 is connected with car body 6.Near the illuminator 2 heat is delivered on the heat-conducting piece 4 from fixed part 12, and is transmitted to low-temperature region fast from the high-temperature area of heat-conducting piece 4 after being absorbed by reflective mirror 1.
Specifically, fixed part 12 is provided with the sealing ring 3 that can seal the gap between reflective mirror 1 and the illuminator 2.Gap between 3 pairs of illuminators 2 of sealing ring and the reflective mirror 1 seals, thereby after making that reflective mirror 1 and lampshade 7 assemble, illuminator 2 residing environment are an airtight space.Can prevent effectively that like this high temperature gas flow and extraneous low-temperature airflow in the car light from scurrying logically, cause the car light water inlet to be hazed, influence car light life-span and brightness of illumination.
Be connected with some fin 41 on the heat-conducting piece 4, the part heat distributed from heat-conducting piece 4, reduce the temperature of heat-conducting piece 4, improve the heat-transfer effect of heat-conducting piece 4 by fin 41.The power line 5 that connects illuminator 2 can be installed in heat-conducting piece 4, make things convenient for power line 5 to pick out from sealing ring 3, heat-conducting piece 4.
As shown in Figure 2, the heat conduction path schematic diagram the when heat abstractor of this car light is used, heat is passed to car body 6 from reflective mirror 1 through heat-conducting piece 4, forms a temperature conduction system.
Certainly,, can several heat-conducting pieces 4 be installed at reflective mirror 1 back side again, more be connected the multi-section position, make that heat radiation is faster with car body 6 according to actual conditions.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technical staff of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used terms such as reflective mirror 1, fixed part 12, illuminator 2, sealing ring 3, heat-conducting piece 4, fin 41, power line 5, car body 6, lampshade 7 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (8)
1. the heat abstractor of a car light, car light is fixed on the car body (6), car light comprise have fixed part (12) reflective mirror (1) and be arranged on illuminator (2) on the fixed part (12), it is characterized in that, this heat abstractor comprises the heat-conducting piece (4) of a tubulose, one end of described heat-conducting piece (4) is located to link to each other with the fixed part (12) of reflective mirror (1), and the other end of described heat-conducting piece (4) links to each other with car body (6).
2. the heat abstractor of car light according to claim 1 is characterized in that, described heat-conducting piece (4) comprises a body and the some fin (41) that are positioned on the body lateral surface.
3. the heat abstractor of car light according to claim 2 is characterized in that, described heat-conducting piece one end is connected mutually with the fixed part (12) of reflective mirror (1), the other end and car body (6) clamping mutually.
4. the heat abstractor of car light according to claim 3 is characterized in that, described heat-conducting piece (4) adopts Heat Conduction Material to make.
5. the heat abstractor of car light according to claim 4 is characterized in that, described Heat Conduction Material is one or more in copper, aluminium and the silver.
6. according to the heat abstractor of claim 1 or 2 or 3 or 4 or 5 described car lights, it is characterized in that described heat-conducting piece inside is provided with the power line (5) that is communicated with illuminator (2)
7. the heat abstractor of car light according to claim 1 is characterized in that, be provided with between described reflective mirror (1) and the illuminator (2) can the shutoff gap sealing ring (3).
8. the heat abstractor of car light according to claim 1, it is characterized in that, described car light comprises lampshade (7), reflective mirror (1) and is arranged on illuminator (2) on the fixed part (12) of reflective mirror (1) that described illuminator (2) is positioned at lampshade (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102136587A CN102278728A (en) | 2011-07-28 | 2011-07-28 | Heat radiation device of car light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102136587A CN102278728A (en) | 2011-07-28 | 2011-07-28 | Heat radiation device of car light |
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| Publication Number | Publication Date |
|---|---|
| CN102278728A true CN102278728A (en) | 2011-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102136587A Pending CN102278728A (en) | 2011-07-28 | 2011-07-28 | Heat radiation device of car light |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900011A (en) * | 2014-03-28 | 2014-07-02 | 山东明华光电科技有限公司 | High-power LED automobile lamp |
| US10591124B2 (en) | 2012-08-30 | 2020-03-17 | Sabic Global Technologies B.V. | Heat dissipating system for a light, headlamp assembly comprising the same, and method of dissipating heat |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101220944A (en) * | 2007-11-29 | 2008-07-16 | 天津市海博光电科技有限公司 | Heat pipe radiation of high power LED automobile lamp |
| CN102011993A (en) * | 2010-11-26 | 2011-04-13 | 中山市锐盈电子有限公司 | Heat-pipe radiating type light-emitting diode (LED) vehicle lamp |
| CN102128371A (en) * | 2011-01-16 | 2011-07-20 | 叶伟 | Super-high lighting efficiency LED illumination lamp and manufacturing process thereof |
-
2011
- 2011-07-28 CN CN2011102136587A patent/CN102278728A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101220944A (en) * | 2007-11-29 | 2008-07-16 | 天津市海博光电科技有限公司 | Heat pipe radiation of high power LED automobile lamp |
| CN102011993A (en) * | 2010-11-26 | 2011-04-13 | 中山市锐盈电子有限公司 | Heat-pipe radiating type light-emitting diode (LED) vehicle lamp |
| CN102128371A (en) * | 2011-01-16 | 2011-07-20 | 叶伟 | Super-high lighting efficiency LED illumination lamp and manufacturing process thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10591124B2 (en) | 2012-08-30 | 2020-03-17 | Sabic Global Technologies B.V. | Heat dissipating system for a light, headlamp assembly comprising the same, and method of dissipating heat |
| CN103900011A (en) * | 2014-03-28 | 2014-07-02 | 山东明华光电科技有限公司 | High-power LED automobile lamp |
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Application publication date: 20111214 |