CN204786024U - Led car lamp - Google Patents
Led car lamp Download PDFInfo
- Publication number
- CN204786024U CN204786024U CN201520563341.XU CN201520563341U CN204786024U CN 204786024 U CN204786024 U CN 204786024U CN 201520563341 U CN201520563341 U CN 201520563341U CN 204786024 U CN204786024 U CN 204786024U
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- China
- Prior art keywords
- light source
- led
- radiator
- led light
- lamp
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- Expired - Fee Related
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Abstract
The utility model discloses a LED car lamp, which comprises a lamp socket, install the LED light source board in the lamp stand, drive circuit and lamp shade, install a radiator and a control unit who is used for controlling the luminous luminance of LED in the lamp stand, the radiator is graphic settings's cylinder or stage body for one end, LED light source board is connected the plane of fixing at the radiator and is held, fully contact with the radiator, thereby the radiator can be direct, derive the heat of LED light source board production fast, the temperature that makes LED light source board keeps in normal operational temperature range, the life of extension LED light source board, the control unit is PDM keyer or input power adjusting device, changes the LED's that flows through electric current size through PDM keyer, or adjusts LED's power through input power adjusting device, makes LED car lamp's luminance have the controllability, satisfies people's different demands to the luminance when using the illumination of automobile lamp.
Description
Technical field
The utility model relates to a kind of automotive lighting light fixture, particularly a kind of LED automobile lamp.
Background technology
Auto lamp is for ensureing the various traffic lights that safe driving is arranged on automobile, it is the vitals in automobile production, although compare engine or electric control system, its technology content is relatively low, but its effect can't neglect, there is the effect of illumination and transmission of signal.LED light source has life-span long, pollution-free, light efficiency high, is also used in auto lamp, forms LED automobile lamp.But LED light source luminescence can produce heat, the heat produced as LED light source luminescence can not leave in time, and lamp body internal temperature can be made more and more higher, and it is aging not only to accelerate LED, shortens its service life, LED can be caused time serious to burn so.And the brightness of existing LED automobile lamp can not be adjusted, use when people play outside when auto lamp illumination and can not meet the demand of people to brightness.
Therefore, how solving the problem is technical problem urgently to be resolved hurrily in the industry.
Utility model content
It is adjustable that main purpose of the present utility model is to provide a kind of brightness, the LED automobile lamp of long service life, meets the different demands of people when using auto lamp illumination to brightness.
The utility model proposes a kind of LED automobile lamp, comprise lamp socket, LED light source plate, drive circuit and the lampshade be arranged in described lamp socket, radiator and one is installed in described lamp socket for controlling the control unit of LED light luminosity, described radiator to be one end be cylinder that plane arranges or stage body, described LED light source plate is fastened on the planar ends of described radiator, described control unit is PDM keyer or fading unit, and described control unit is connected with described drive circuit.
Preferably, described LED light source plate is pasted and fixed on the planar end of described radiator by heat-conducting glue.
Preferably, described LED light source plate be connected by screw be fixed on described radiator planar end on.
Preferably, described radiator comprises some fin radially arranged.
Preferably, described radiator runs through and is provided with a passage, described LED light source plate is provided with the through hole corresponding with described passage, the lead-in wire of described LED light source plate and the power supply output line of described drive circuit are interconnected through described passage and described through hole.
The beneficial effect of LED automobile lamp of the present utility model is:
Radiator is provided with in the lamp socket of LED automobile lamp of the present utility model, and LED light source plate is directly fixed on the planar end of radiator, fully contact with radiator, thus the heat that LED light source plate produces can directly, rapidly be derived by radiator, heat conduction, radiating rate are fast, the temperature of LED light source plate can be made to remain in normal operating temperature range, extend the service life of LED light source plate, solve heat dissipation problem.
The control unit of the luminosity that can control LED light source is provided with in the lamp socket of LED automobile lamp of the present utility model, the size of current flowing through LED is changed by PDM keyer, or regulated by the power of fading unit to LED, making the brightness of LED automobile lamp have controllability, meeting the different demands of people when using auto lamp illumination to brightness.
Accompanying drawing explanation
Fig. 1 is the stereogram of the LED light source plate of the utility model LED automobile lamp and the combination of radiator;
Fig. 2 is the stereogram of the utility model LED automobile lamp;
Fig. 3 is the circuit block diagram of the utility model LED automobile lamp.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Referring to figs. 1 through Fig. 3, an embodiment of LED automobile lamp of the present utility model is proposed:
A kind of LED automobile lamp, comprises lamp socket 10, the LED light source plate 20 be arranged in lamp socket 10, drive circuit 40 and lampshade 60, and lampshade 60 lid is located at the upper port of lamp socket 10, in being located at by LED light source plate 20.This LED light source plate 20 is made up of with the multiple LED chip be welded on aluminium base the aluminium base of circle.Radiator 30 and one is also installed in lamp socket 10 for controlling the control unit of LED light luminosity.
This radiator 30 is that the aluminum alloy materials that thermal conductivity factor is high is made, and has efficient heat conduction, heat dispersion.Radiator 30 for one end be plane arrange cylinder, its side wall surface is provided with some fin 301 radially arranged, the setting of fin 301 makes the area of dissipation of radiator 30 increase, raising radiating efficiency.LED light source plate 20 is pasted and fixed on the planar end of radiator 30 by heat-conducting glue, LED light source plate 20 fully contacts with radiator 30, thus the heat that LED light source plate 20 can produce by radiator 30 directly, is rapidly derived, heat conduction, radiating rate are fast, the temperature of LED light source plate 20 can be made to remain in normal operating temperature range, extend the service life of LED light source plate 20, solve heat dissipation problem.
Radiator 30 runs through and is provided with a passage, LED light source plate 20 is provided with the through hole corresponding with passage, the lead-in wire of LED light source plate 20 and the power supply output line of drive circuit 40 are interconnected through passage and through hole, drive circuit 40 provides constant dc source for LED light source plate 20, luminous with driving LED light source board 20.
This control unit is PDM keyer 50, and PDM keyer 50 is connected with external power source, drive circuit 40 respectively.The size of current flowing through LED chip is changed by PDM keyer 50, the size of current flowing through LED chip changes, the luminosity of LED light source plate 20 changes thereupon, making the brightness of LED automobile lamp have controllability, meeting the different demands of people when using auto lamp illumination to brightness.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. a LED automobile lamp, comprise lamp socket, LED light source plate, drive circuit and the lampshade be arranged in described lamp socket, it is characterized in that, radiator and one is installed in described lamp socket for the control unit of control LED luminosity, described radiator to be one end be cylinder that plane arranges or stage body, described LED light source plate is fastened on the planar ends of described radiator, and described control unit is PDM keyer or fading unit, and described control unit is connected with described drive circuit.
2. LED automobile lamp according to claim 1, is characterized in that, described LED light source plate is pasted and fixed on the planar end of described radiator by heat-conducting glue.
3. LED automobile lamp according to claim 1, is characterized in that, described LED light source plate be connected by screw be fixed on described radiator planar end on.
4. LED automobile lamp according to claim 1, is characterized in that, described radiator comprises some fin radially arranged.
5. LED automobile lamp according to any one of claim 1 to 4, it is characterized in that, described radiator runs through and is provided with a passage, described LED light source plate is provided with the through hole corresponding with described passage, and the lead-in wire of described LED light source plate and the power supply output line of described drive circuit are interconnected through described passage and described through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520563341.XU CN204786024U (en) | 2015-07-29 | 2015-07-29 | Led car lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520563341.XU CN204786024U (en) | 2015-07-29 | 2015-07-29 | Led car lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204786024U true CN204786024U (en) | 2015-11-18 |
Family
ID=54526071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520563341.XU Expired - Fee Related CN204786024U (en) | 2015-07-29 | 2015-07-29 | Led car lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204786024U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105441000A (en) * | 2015-12-22 | 2016-03-30 | 苏州金双宇光电科技有限公司 | Vehicle safety warning projection lamp |
| CN105505258A (en) * | 2015-12-22 | 2016-04-20 | 苏州金双宇光电科技有限公司 | Tail warning projection lamp |
| CN105602352A (en) * | 2015-12-22 | 2016-05-25 | 苏州金双宇光电科技有限公司 | Tail projection lamp |
-
2015
- 2015-07-29 CN CN201520563341.XU patent/CN204786024U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105441000A (en) * | 2015-12-22 | 2016-03-30 | 苏州金双宇光电科技有限公司 | Vehicle safety warning projection lamp |
| CN105505258A (en) * | 2015-12-22 | 2016-04-20 | 苏州金双宇光电科技有限公司 | Tail warning projection lamp |
| CN105602352A (en) * | 2015-12-22 | 2016-05-25 | 苏州金双宇光电科技有限公司 | Tail projection lamp |
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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: 20151118 Termination date: 20190729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |