CN201621666U - Lamp radiating device - Google Patents
Lamp radiating device Download PDFInfo
- Publication number
- CN201621666U CN201621666U CN2010201185939U CN201020118593U CN201621666U CN 201621666 U CN201621666 U CN 201621666U CN 2010201185939 U CN2010201185939 U CN 2010201185939U CN 201020118593 U CN201020118593 U CN 201020118593U CN 201621666 U CN201621666 U CN 201621666U
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- China
- Prior art keywords
- heat
- unit
- radiating
- conducting unit
- light source
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- Expired - Fee Related
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a lamp radiating device, which comprises a light source unit, a heat conducting unit and a radiating unit; the heat conducting unit is provided with a top surface; the light source unit is fixed on the top surface of the heat conducting unit; an accommodating groove for placing the heat conducting unit is formed on the radiating unit; a radiating silica gel layer is evenly coated on the outer surface of the heat conducting unit; and the radiating unit and the heat conducting unit are mutually connected and perform heat transfer through the radiating silica gel layer. Since the accommodating groove for placing the heat conducting unit is formed on the radiating unit, and the radiating unit and the heat conducting unit are mutually connected and perform heat transfer through the radiating silica gel layer, the radiating device with the structure can ensure that the occupied area is reduced; meanwhile, compared with the ordinary radiating device, the heat conducting and radiating effects are improved by 20 percent with the help of the radiating silica gel layer.
Description
Technical field
The utility model relates to a kind of heat abstractor, especially relates to a kind of lamp heat-radiating device.
Background technology
As everyone knows, high power light fixture or high-capacity LED light fixture can produce a large amount of heats in use, can not in time scatter if these heats gather in a large number, will badly influence the service life of high power light fixture or LED light fixture.
In the prior art, as Chinese patent " a kind of heat abstractor of high-capacity LED lamp " (application number: disclose 200620156493.9) by increase heat-conducting plate and heat sink below circuit board and realized.If but want to reach enough good radiating effect, the area of heat-conducting plate and heat sink must enough could be realized greatly, this place for assembling high power light fixture or high-capacity LED light fixture will propose higher requirement, thereby simply can not extensively promote the use of inadequately owing to structure.
Summary of the invention
The utility model has designed a kind of lamp heat-radiating device, and it has solved the technical problem of traditional high power light fixture poor heat radiation.
In order to solve the technical problem of above-mentioned existence, the utility model has adopted following scheme:
A kind of lamp heat-radiating device comprises: light source cell, heat-conducting unit and heat-sink unit, and described heat-conducting unit has an end face, and described light source cell is fixed on the described heat-conducting unit end face; Described heat-sink unit is provided with a storage tank for described heat-conducting unit placement; Outer surface at described heat-conducting unit applies one deck thermal grease layer uniformly, and described heat-sink unit and described heat-conducting unit interconnect by a thermal grease layer and transmit heat.
Further, the light source in the described light source cell is LED or high power bulb.
Further, also comprise a pedestal, the end face of described light source cell and described heat-conducting unit is connected by described pedestal.
Further, the top surface structure of described heat-conducting unit is plane or center projections.
Further, described heat-conducting unit is a hollow thermal conductive container, places circuit board and the Control Component that is connected with described light source cell in the described hollow thermal conductive container.
Further, offer a wire through-hole in the middle of the described heat-conducting unit end face, the lead that described light source cell is connected with power supply passes from described wire through-hole.
Further, described heat-sink unit comprises that a plurality of radiating fins are to be radial arrangement.
Further, the described radiating fin shape that is convexly curved.
This lamp heat-radiating device has following beneficial effect:
(1) the utility model is owing to comprise light source cell, heat-conducting unit and heat-sink unit, and heat-conducting unit is placed on the storage tank of heat-sink unit, and heat-sink unit and heat-conducting unit interconnect by a thermal grease layer and transmit heat.The heat abstractor of this kind structure can be so that the area that occupies reduces, and heat conduction and radiating effect have improved 20% than common heat abstractor under the help of thermal grease layer simultaneously.
(2) the utility model is placed circuit board and the Control Component that is connected with light source cell because heat-conducting unit is a hollow thermal conductive container in this hollow thermal conductive container.Said structure can be so that the entire heat dissipation apparatus structure be simple more and profile is more attractive in appearance.
(3) a plurality of radiating fins are to be radial arrangement to the utility model owing to heat-sink unit comprises, the design of this radiating fin comes from the radiator of computer, can better carry out radiating treatment
Description of drawings
Fig. 1: the schematic perspective view of the utility model lamp heat-radiating device;
Fig. 2: the cross-sectional view of the utility model lamp heat-radiating device;
Fig. 3: the exploded sketch of the utility model lamp heat-radiating device.
Description of reference numerals:
The 1-LED unit; 11-LED; The 12-pedestal; The 2-heat-conducting unit; 21-hollow thermal conductive container; The 22-wire through-hole; 23-thermal grease layer; The 24-center projections; The 3-heat-sink unit; The 31-storage tank.
The specific embodiment
Below in conjunction with Fig. 1 to Fig. 3, the utility model is described further:
As shown in figures 1 and 3, a kind of lamp heat-radiating device comprises: light source cell 1, heat-conducting unit 2 and heat-sink unit 3, and heat-conducting unit 2 has an end face, and described light source cell 1 is fixed on described heat-conducting unit 2 end faces; Described heat-sink unit 3 is provided with a storage tank 31 for described heat-conducting unit 2 placements; Outer surface at described heat-conducting unit 2 applies one deck thermal grease layer 23 uniformly, and described heat-sink unit 3 interconnects by thermal grease layer 23 with described heat-conducting unit 2 and transmits heat.The heat abstractor of this kind structure can be so that the area that occupies reduces, and heat conduction and radiating effect have improved 20% than common heat abstractor under the help of thermal grease layer simultaneously.
Light source in the light source cell 1 is LED11 or high power bulb.
Also comprise a pedestal 12, the end face of described light source cell 1 and described heat-conducting unit 2 is connected by described pedestal 12.
Heat-conducting unit 2 is a hollow thermal conductive container 21, places circuit board and the Control Component that is connected with described light source cell 1 in the described hollow thermal conductive container 21.Offer a wire through-hole 22 in the middle of heat-conducting unit 2 end faces, the lead that described light source cell 1 is connected with power supply passes from described wire through-hole 22.Said structure can be so that the entire heat dissipation apparatus structure be simple more and profile is more attractive in appearance.
Described heat-sink unit 3 comprises that a plurality of radiating fins are to be radial arrangement.The described radiating fin shape that is convexly curved.The design of this radiating fin comes from the radiator of computer, can better carry out radiating treatment.
The top surface structure of described heat-conducting unit 2 is plane or center projections 24.As shown in Figure 2, the end face of heat-conducting unit 2 is center projections 24 structures.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obvious realization of the present utility model is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technical scheme to carry out; or design of the present utility model and technical scheme are directly applied to other occasions without improving, all in protection domain of the present utility model.
Claims (8)
1. lamp heat-radiating device, comprising: light source cell (1), heat-conducting unit (2) and heat-sink unit (3) is characterized in that: described heat-conducting unit (2) has an end face, and described light source cell (1) is fixed on described heat-conducting unit (2) end face; Described heat-sink unit (3) is provided with a storage tank (31) for described heat-conducting unit (2) placement; Outer surface at described heat-conducting unit (2) applies one deck thermal grease layer (23) uniformly, and described heat-sink unit (3) and described heat-conducting unit (2) interconnect by described thermal grease layer (23) and transmit heat.
2. according to the described lamp heat-radiating device of claim 1, it is characterized in that: the light source in the described light source cell (1) is LED (11) or high power bulb.
3. according to claim 1 or 2 described lamp heat-radiating devices, it is characterized in that: also comprise a pedestal (12), the end face of described light source cell (1) and described heat-conducting unit (2) is connected by described pedestal (12).
4. according to the described lamp heat-radiating device of claim 3, it is characterized in that: the top surface structure of described heat-conducting unit (2) is plane or center projections (24).
5. according to the described lamp heat-radiating device of claim 4, it is characterized in that: described heat-conducting unit (2) is a hollow thermal conductive container (21), places circuit board and the Control Component that is connected with described light source cell (1) in the described hollow thermal conductive container (21).
6. according to the described lamp heat-radiating device of claim 5, it is characterized in that: offer a wire through-hole (22) in the middle of described heat-conducting unit (2) end face, the lead that described light source cell (1) is connected with power supply passes from described wire through-hole (22).
7. according to the described lamp heat-radiating device of claim 6, it is characterized in that: described heat-sink unit (3) comprises that a plurality of radiating fins are to be radial arrangement.
8. according to the described lamp heat-radiating device of claim 7, it is characterized in that: the described radiating fin shape that is convexly curved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201185939U CN201621666U (en) | 2010-02-25 | 2010-02-25 | Lamp radiating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201185939U CN201621666U (en) | 2010-02-25 | 2010-02-25 | Lamp radiating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201621666U true CN201621666U (en) | 2010-11-03 |
Family
ID=43025121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201185939U Expired - Fee Related CN201621666U (en) | 2010-02-25 | 2010-02-25 | Lamp radiating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201621666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121588A (en) * | 2010-12-17 | 2011-07-13 | 东莞汉旭五金塑胶科技有限公司 | LED lamp bulb with multi-direction projection effect |
-
2010
- 2010-02-25 CN CN2010201185939U patent/CN201621666U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121588A (en) * | 2010-12-17 | 2011-07-13 | 东莞汉旭五金塑胶科技有限公司 | LED lamp bulb with multi-direction projection effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20110225 |