CN102011993A - Heat-pipe radiating type light-emitting diode (LED) vehicle lamp - Google Patents
Heat-pipe radiating type light-emitting diode (LED) vehicle lamp Download PDFInfo
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- CN102011993A CN102011993A CN2010105608227A CN201010560822A CN102011993A CN 102011993 A CN102011993 A CN 102011993A CN 2010105608227 A CN2010105608227 A CN 2010105608227A CN 201010560822 A CN201010560822 A CN 201010560822A CN 102011993 A CN102011993 A CN 102011993A
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Abstract
The invention relates to a heat-pipe radiating type light-emitting diode (LED) vehicle lamp. The vehicle lamp comprises a vehicle lamp cup, an LED light source and a vehicle lamp radiating unit, wherein the vehicle lamp cup is arranged in a vehicle; the LED light source is arranged in a light reflecting cavity of the vehicle lamp cup; the LED light source is connected on the vehicle lamp radiating unit; the heat generated when the LED light source works is outwardly diffused through the vehicle lamp radiating unit; the vehicle lamp radiating unit comprises a heat-pipe heat transfer part and a heat-pipe heat diffusion part, and the heat-pipe heat transfer part is of a long and thin pipe structure; and the LED light source is fixedly connected with one end of the heat-pipe heat transfer part, and the other end of the heat-pipe heat transfer part is fixedly connected with the heat-pipe heat diffusion part.
Description
Technical field
The present invention relates to a kind of automobile lamp, be meant a kind of thermotube radiating type LED automobile lamp that utilizes hot pipe technique that the LED car light is dispelled the heat especially.
Background technology
As everyone knows, the progressive automobile very general life that has entered into people now along with society, need possess the ability of in night or dark surrounds, moving as a kind of transport facility automobile, so all be equipped with car light on present automobile or the motor vehicle, the car light that is installed on the automobile especially is subjected to people's attention the most with automobile front, in the evolution of automobile front, experienced the electric light source headlamp successively, twin light lamp core headlamp, the asymmetrical passing beam headlamp, the halogen tungsten headlamp, fill Xe lamp bulb, the several developing stage of Xe lamp bulb, wherein, twin light lamp core headlamp is to cause the dazzling serious problems that cause taking place traffic accident and collision of driver for the high light that solves at intersection Che Shiyin headlamp, the asymmetrical passing beam headlamp belongs to symmetrical dipped beam system, for solving in Vehicle during Crossing Event, headlamp neither produces dazzling, can guarantee that again road is had good illumination, and the halogen tungsten headlamp, fill Xe lamp bulb, Xe lamp bulb mainly is to solve the illumination intensity and the problem in service life, its filament of halogen tungsten headlamp allows operating temperature high than the ordinary incandescent lamp bubble, light efficiency increases about 50%, life-span also doubles, fill the inner inert gas xenon of filling high-quality of Xe lamp bulb bulb, and select the high-quality tungsten filament and the quartz glass tube of high-quality, make the service life of bulb and brightness performance ultimate attainment.Brightness reaches more than 3200 lumens.This type of bulb is not because of changing the appearance and size of former car light bubble, so can not produce the inaccurate problem that focuses on.Such bulb spotlight effect is very good, and K numerical value is more than 4300K, color and luster is soft, light is bright in vain, Xe lamp bulb adopts the high-voltage discharge technology that xenon (Xenon) is poured into quartz inner pipe, seeing through accurate stabilizer again is increased to 12 volts of electric power moments more than 23000 volts by three transformations, excite the xenon electronics in the pipe free, it is lasting luminous to form a branch of superpower arclight between two electrodes, makes photochromic brighter.
Along with the progressive LED lighting engineering of society has been applied in people's the life now, the core component of LED is a light emitting diode, and is much higher than the luminous efficiency of traditional halogen tungsten headlamp, xenon lamp.Compare with common halogen tungsten headlamp, xenon lamp, the LED lamp also has five big benefits: the one, energy-conservation: higher 2 times with common halogen tungsten headlamp than light efficiency, higher 2 times with xenon lamp than light efficiency.The 2nd, extra long life: semiconductor chip is luminous, no filament, and no glass envelope is not afraid of vibrations, is difficult for fragmentation, and can reach 50,000 hours service life.The 3rd, no switch life fatigue: the switch of LED can reach more than one hundred million times.The 4th, the safety coefficient height: required voltage, electric current are less, and it is also less to generate heat, and does not produce potential safety hazard.And its nothing sudden strain of a muscle direct current, eyes are played a very good protection, be desk lamp, the optimal selection of flashlight.The 5th, environmental protection: harmful elements such as not mercurous and xenon are beneficial to recovery, and can not produce electromagnetic interference.
The life that the field that if the LED technology can be applied in car lighting lamp as mentioned above can be convenient for people to fully greatly by the premium properties of LED so, solve the heat dissipation problem of LED in the process of purpose and make LED can be used as the direction that car lighting lamp uses has become the research of present numerous producers but state in realization, but also occur the technology that LED can be used as car lighting lamp now.
Summary of the invention
The invention provides a kind of thermotube radiating type LED automobile lamp, it adopts the heat pipe heat radiation technology that LED is dispelled the heat with LED as light source, be convenient for people to use thereby when promoting the LED radiating effect, the LED automobile lamp can well be assemblied in the automobile, and this is a main purpose of the present invention by structural design of the present invention.
The technical solution used in the present invention is: a kind of thermotube radiating type LED automobile lamp, it comprises the car light Lamp cup, led light source and car light heat-sink unit, wherein, this car light Lamp cup is arranged in the automobile, this car light Lamp cup has inner surface and connecting hole, this inner surface by this car light Lamp cup centers on formation one reflector cavity, this connecting hole is arranged on the rear end of this car light Lamp cup, this led light source is arranged in this reflector cavity of this car light Lamp cup, the illuminating ray that this led light source energising work is produced penetrates formation illumination light line by the reflex of this reflector cavity from this car light Lamp cup, this led light source is connected on this car light heat-sink unit, by this car light heat-sink unit the heat that this led light source work is produced is dispersed outward mutually.
This car light heat-sink unit comprises heat pipe heat transmitting portions and heat pipe heat divergent portion, this heat pipe heat transmitting portions is the structural design of elongated tubular, this led light source is fixedly connected on an end of this heat pipe heat transmitting portions, and an other end of this heat pipe heat transmitting portions is fixedlyed connected with this heat pipe heat divergent portion, this heat pipe heat transmitting portions penetrates and extends in this reflector cavity of this car light Lamp cup from this connecting hole of this car light Lamp cup, makes this led light source in this reflector cavity that is arranged on this car light Lamp cup be fixedly connected on an end of this heat pipe heat transmitting portions.
Aforesaid this heat pipe heat transmitting portions comprises transfer tube and LED connecting plate, and this transfer tube has inner surface of tube body, and centers on formation one tube chamber by this inner surface of tube body, and this LED connecting plate is in order to connect this led light source.
Aforesaid this heat pipe heat divergent portion comprises heat-dissipating casing, and this heat-dissipating casing has a heat radiation chamber, and this heat radiation chamber is connected with this tube chamber of this heat pipe heat transmitting portions, is filled with cooling fluid in this heat radiation chamber and this tube chamber.
This cooling fluid has liquid state and two kinds of physical states of gaseous state in this heat radiation chamber and this tube chamber, when this led light source electrified light emitting that is connected this heat pipe heat transmitting portions one end and when producing heat, this heat at first is passed in this heat pipe heat transmitting portions, then, be passed in this heat pipe heat divergent portion by this heat pipe heat transmitting portions, in this process, the vaporization of being heated of this cooling fluid, this cooling fluid that is vaporized is motion from bottom to top in this heat radiation chamber, when this cooling fluid that is vaporized moves upward and touches this heat-dissipating casing, this cooling fluid that is vaporized is caught a cold and is condensed into liquid state and flows downward by the effect of the gravity inner surface along this heat-dissipating casing, so move in circles, in this process, this heat that this led light source electrified light emitting is produced is outwards distributed by this cooling fluid.
Aforesaid this led light source comprises lamp plate and some LED bulbs, and some these LED bulbs are arranged on this lamp plate, and this lamp plate of this led light source is connected on this LED connecting plate.
Between aforesaid this lamp plate and this LED connecting plate silica gel heat-conducting layer is set.
The horizontal level of aforesaid this heat pipe heat divergent portion is than the horizontal level height of this led light source, and this heat-dissipating casing of this heat pipe heat divergent portion vertically is provided with.
On this heat-dissipating casing of aforesaid this heat pipe heat divergent portion some fin can be set.
Beneficial effect of the present invention is: as mentioned above because this heat pipe heat transmitting portions of the present invention is the structural design of elongated tubular, this led light source and this heat pipe heat divergent portion are to connect respectively to be arranged on these heat pipe heat transmitting portions two ends, so utilize the length of this heat pipe heat transmitting portions self can easily this heat pipe heat divergent portion be arranged on suitable position in the car body, when this heat pipe heat divergent portion of embodiment produces heat sinking function to this led light source, utilize this heat pipe heat transmitting portions that this heat pipe heat divergent portion is arranged on the interior suitable position of car body and this thermotube radiating type LED automobile lamp of the present invention is arranged in the car body with person convenient for assembly.
Can this cooling fluid in this heat radiation chamber and this tube chamber has liquid state and two kinds of physical states of gaseous state among the present invention in addition, when this led light source electrified light emitting that is connected this heat pipe heat transmitting portions one end and when producing heat, this heat at first is passed in this heat pipe heat transmitting portions, then, be passed in this heat pipe heat divergent portion by this heat pipe heat transmitting portions, in this process, the vaporization of being heated of this cooling fluid, this cooling fluid that is vaporized is motion from bottom to top in this heat radiation chamber, when this cooling fluid that is vaporized moves upward and touches this heat-dissipating casing, this cooling fluid that is vaporized is caught a cold and is condensed into liquid state and flows downward by the effect of the gravity inner surface along this heat-dissipating casing, so move in circles, in this process, this heat that this led light source electrified light emitting is produced is outwards efficiently transmitted to reach the purpose of heat radiation by this cooling fluid.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the cross-sectional view of car light Lamp cup of the present invention, led light source and car light heat-sink unit;
Fig. 3 is the structural representation of car light heat-sink unit of the present invention.
The specific embodiment
As shown in Figures 1 to 3, a kind of thermotube radiating type LED automobile lamp, it comprises car light Lamp cup 10, led light source 20 and car light heat-sink unit 30.
Wherein, this car light Lamp cup 10 is arranged in the automobile, and this car light Lamp cup 10 has inner surface 11 and connecting hole 12, and around forming a reflector cavity 13, this connecting hole 12 is arranged on the rear end of this car light Lamp cup 10 by this inner surface 11 of this car light Lamp cup 10.
This led light source 20 is arranged in this reflector cavity 13 of this car light Lamp cup 10, the present invention is in work, and the illuminating ray that these led light source 20 energising work are produced penetrates the illumination light line that forms this thermotube radiating type LED automobile lamp of the present invention by the reflex of this reflector cavity 13 from this car light Lamp cup 10.
This led light source 20 comprises lamp plate 21 and some LED bulbs 22, and some these LED bulbs 22 are arranged on this lamp plate 21.
This led light source 20 is connected on this car light heat-sink unit 30, by this car light heat-sink unit 30 heat that these led light source 20 work are produced is dispersed outward mutually.
This car light heat-sink unit 30 comprises heat pipe heat transmitting portions 31 and heat pipe heat divergent portion 32, this heat pipe heat transmitting portions 31 is the structural design of elongated tubular, this led light source 20 is fixedly connected on an end of this heat pipe heat transmitting portions 31, and an other end of this heat pipe heat transmitting portions 31 is fixedlyed connected with this heat pipe heat divergent portion 32.
This heat pipe heat transmitting portions 31 penetrates and extends in this reflector cavity 13 of this car light Lamp cup 10 from this connecting hole 12 of this car light Lamp cup 10, makes this led light source 20 in this reflector cavity 13 that is arranged on this car light Lamp cup 10 be fixedly connected on an end of this heat pipe heat transmitting portions 31.
As mentioned above because this heat pipe heat transmitting portions 31 of the present invention is the structural design of elongated tubular, this led light source 20 and this heat pipe heat divergent portion 32 are to connect respectively to be arranged on these heat pipe heat transmitting portions 31 two ends, so utilize the length of this heat pipe heat transmitting portions 31 self can easily this heat pipe heat divergent portion 32 be arranged on suitable position in the car body, when embodying 32 pairs of these led light sources of this heat pipe heat divergent portion, 20 generation heat sinking functions, utilize this heat pipe heat transmitting portions 31 that this heat pipe heat divergent portion 32 is arranged on the interior suitable position of car body and this thermotube radiating type LED automobile lamp of the present invention is arranged in the car body with person convenient for assembly.
This heat pipe heat transmitting portions 31 comprises transfer tube 311 and LED connecting plate 312, and this transfer tube 311 has inner surface of tube body 313, and centers on formation one tube chamber 314 by this inner surface of tube body 313, and this LED connecting plate 312 is in order to connect this led light source 20.
This lamp plate 21 of this led light source 20 is connected on this LED connecting plate 312 in concrete enforcement, and silica gel heat-conducting layer or other intermediate thermal conductivity media can be set between this lamp plate 21 and this LED connecting plate 312.
These LED connecting plate 312 lids are located at this tube chamber 314 1 ends.
This heat pipe heat divergent portion 32 comprises heat-dissipating casing 321, and this heat-dissipating casing 321 has a heat radiation chamber 322, and this heat radiation chamber 322 is connected with this tube chamber 314 of this heat pipe heat transmitting portions 31.
Be filled with cooling fluid 33 in this heat radiation chamber 322 and this tube chamber 314.
This cooling fluid 33 has liquid state and two kinds of physical states of gaseous state in this heat radiation chamber 322 and this tube chamber 314, when these led light source 20 electrified light emittings that are connected these heat pipe heat transmitting portions 31 1 ends and when producing heat, this heat at first is passed in this heat pipe heat transmitting portions 31, then, be passed in this heat pipe heat divergent portion 32 by this heat pipe heat transmitting portions 31, in this process, the vaporization of being heated of this cooling fluid 33, this cooling fluid 33 that is vaporized is motion from bottom to top in this heat radiation chamber 322, when this cooling fluid 33 that is vaporized moves upward and touch this heat-dissipating casing 321, this cooling fluid 33 that is vaporized is caught a cold and is condensed into liquid state and flows downward by the effect of the gravity inner surface along this heat-dissipating casing 321, so move in circles, in this process, this heat that these led light source 20 electrified light emittings are produced is outwards efficiently transmitted to reach the purpose of heat radiation by this cooling fluid 33.
The present invention is in concrete enforcement, and the horizontal level of this heat pipe heat divergent portion 32 is than the horizontal level height of this led light source 20, and this heat-dissipating casing 321 of this heat pipe heat divergent portion 32 vertically is provided with.
Some fin can be set with further enhancing radiating effect on this heat-dissipating casing 321 of this heat pipe heat divergent portion 32.
Claims (7)
1. thermotube radiating type LED automobile lamp, it is characterized in that: it comprises the car light Lamp cup, led light source and car light heat-sink unit, wherein, this car light Lamp cup is arranged in the automobile, this car light Lamp cup has inner surface and connecting hole, this inner surface by this car light Lamp cup centers on formation one reflector cavity, this connecting hole is arranged on the rear end of this car light Lamp cup, this led light source is arranged in this reflector cavity of this car light Lamp cup, the illuminating ray that this led light source energising work is produced penetrates formation illumination light line by the reflex of this reflector cavity from this car light Lamp cup, this led light source is connected on this car light heat-sink unit, by this car light heat-sink unit the heat that this led light source work is produced is dispersed outward mutually
This car light heat-sink unit comprises heat pipe heat transmitting portions and heat pipe heat divergent portion, this heat pipe heat transmitting portions is the structural design of elongated tubular, this led light source is fixedly connected on an end of this heat pipe heat transmitting portions, and an other end of this heat pipe heat transmitting portions is fixedlyed connected with this heat pipe heat divergent portion, this heat pipe heat transmitting portions penetrates and extends in this reflector cavity of this car light Lamp cup from this connecting hole of this car light Lamp cup, makes this led light source in this reflector cavity that is arranged on this car light Lamp cup be fixedly connected on an end of this heat pipe heat transmitting portions.
2. a kind of thermotube radiating type LED automobile lamp as claimed in claim 1, it is characterized in that: this heat pipe heat transmitting portions comprises transfer tube and LED connecting plate, this transfer tube has inner surface of tube body, and around forming a tube chamber, this LED connecting plate is in order to connect this led light source by this inner surface of tube body.
3. a kind of thermotube radiating type LED automobile lamp as claimed in claim 2, it is characterized in that: this heat pipe heat divergent portion comprises heat-dissipating casing, this heat-dissipating casing has a heat radiation chamber, this heat radiation chamber is connected with this tube chamber of this heat pipe heat transmitting portions, be filled with cooling fluid in this heat radiation chamber and this tube chamber
This cooling fluid has liquid state and two kinds of physical states of gaseous state in this heat radiation chamber and this tube chamber, when this led light source electrified light emitting that is connected this heat pipe heat transmitting portions one end and when producing heat, this heat at first is passed in this heat pipe heat transmitting portions, then, be passed in this heat pipe heat divergent portion by this heat pipe heat transmitting portions, in this process, the vaporization of being heated of this cooling fluid, this cooling fluid that is vaporized is motion from bottom to top in this heat radiation chamber, when this cooling fluid that is vaporized moves upward and touches this heat-dissipating casing, this cooling fluid that is vaporized is caught a cold and is condensed into liquid state and flows downward by the effect of the gravity inner surface along this heat-dissipating casing, so move in circles, in this process, this heat that this led light source electrified light emitting is produced is outwards distributed by this cooling fluid.
4. a kind of thermotube radiating type LED automobile lamp as claimed in claim 3 is characterized in that: this led light source comprises lamp plate and some LED bulbs, and some these LED bulbs are arranged on this lamp plate, and this lamp plate of this led light source is connected on this LED connecting plate.
5. a kind of thermotube radiating type LED automobile lamp as claimed in claim 4 is characterized in that: between this lamp plate and this LED connecting plate silica gel heat-conducting layer is set.
6. a kind of thermotube radiating type LED automobile lamp as claimed in claim 3 is characterized in that: the horizontal level of this heat pipe heat divergent portion is than the horizontal level height of this led light source, and this heat-dissipating casing of this heat pipe heat divergent portion vertically is provided with.
7. a kind of thermotube radiating type LED automobile lamp as claimed in claim 6 is characterized in that: on this heat-dissipating casing of this heat pipe heat divergent portion some fin can be set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010560822.7A CN102011993B (en) | 2010-11-26 | 2010-11-26 | Heat-pipe radiating type light-emitting diode (LED) vehicle lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010560822.7A CN102011993B (en) | 2010-11-26 | 2010-11-26 | Heat-pipe radiating type light-emitting diode (LED) vehicle lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102011993A true CN102011993A (en) | 2011-04-13 |
| CN102011993B CN102011993B (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010560822.7A Active CN102011993B (en) | 2010-11-26 | 2010-11-26 | Heat-pipe radiating type light-emitting diode (LED) vehicle lamp |
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| Country | Link |
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| CN (1) | CN102011993B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278728A (en) * | 2011-07-28 | 2011-12-14 | 浙江吉利汽车研究院有限公司 | Heat radiation device of car light |
| CN102588920A (en) * | 2012-01-18 | 2012-07-18 | 漳州市立达信绿色照明有限公司 | External radiating device and LED lamp comprising same |
| CN103388791A (en) * | 2012-05-10 | 2013-11-13 | 侯虞城 | LED (light-emitting diode) automobile headlight light source |
| CN106704948A (en) * | 2014-08-29 | 2017-05-24 | 张琴 | Automotive LED (Light-emitting Diode) lamp cup |
| CN110617457A (en) * | 2018-06-20 | 2019-12-27 | Zkw集团有限责任公司 | Headlight of motor vehicle |
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| JP2007149470A (en) * | 2005-11-28 | 2007-06-14 | Kanto Auto Works Ltd | Ventilation structure of head lamp for automobile |
| CN101389901A (en) * | 2006-02-01 | 2009-03-18 | 奥斯兰姆有限公司 | Vehicle headlight |
| CN201277526Y (en) * | 2008-10-24 | 2009-07-22 | 常州星宇车灯股份有限公司 | Cooling device for vehicle headlight white light LED |
| JP2009295594A (en) * | 2009-09-16 | 2009-12-17 | Mitsubishi Pencil Co Ltd | Led lamp for vehicle |
| CN201396724Y (en) * | 2009-05-13 | 2010-02-03 | 南京工业大学 | Automobile LED headlight heat pipe cooling device |
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2010
- 2010-11-26 CN CN201010560822.7A patent/CN102011993B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007149470A (en) * | 2005-11-28 | 2007-06-14 | Kanto Auto Works Ltd | Ventilation structure of head lamp for automobile |
| CN101389901A (en) * | 2006-02-01 | 2009-03-18 | 奥斯兰姆有限公司 | Vehicle headlight |
| CN201277526Y (en) * | 2008-10-24 | 2009-07-22 | 常州星宇车灯股份有限公司 | Cooling device for vehicle headlight white light LED |
| CN201396724Y (en) * | 2009-05-13 | 2010-02-03 | 南京工业大学 | Automobile LED headlight heat pipe cooling device |
| JP2009295594A (en) * | 2009-09-16 | 2009-12-17 | Mitsubishi Pencil Co Ltd | Led lamp for vehicle |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278728A (en) * | 2011-07-28 | 2011-12-14 | 浙江吉利汽车研究院有限公司 | Heat radiation device of car light |
| CN102588920A (en) * | 2012-01-18 | 2012-07-18 | 漳州市立达信绿色照明有限公司 | External radiating device and LED lamp comprising same |
| CN103388791A (en) * | 2012-05-10 | 2013-11-13 | 侯虞城 | LED (light-emitting diode) automobile headlight light source |
| CN106704948A (en) * | 2014-08-29 | 2017-05-24 | 张琴 | Automotive LED (Light-emitting Diode) lamp cup |
| CN110617457A (en) * | 2018-06-20 | 2019-12-27 | Zkw集团有限责任公司 | Headlight of motor vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102011993B (en) | 2015-01-07 |
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