CN201636809U - Heat dissipation structure of LED (Light-Emitting Diode) luminescent lamp - Google Patents
Heat dissipation structure of LED (Light-Emitting Diode) luminescent lamp Download PDFInfo
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- CN201636809U CN201636809U CN2010201054133U CN201020105413U CN201636809U CN 201636809 U CN201636809 U CN 201636809U CN 2010201054133 U CN2010201054133 U CN 2010201054133U CN 201020105413 U CN201020105413 U CN 201020105413U CN 201636809 U CN201636809 U CN 201636809U
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- heat sink
- heat dissipation
- dissipating cavity
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Abstract
The utility model discloses a heat dissipation structure of an LED (Light-Emitting Diode) luminescent lamp, which is characterized by comprising a heat dissipation cavity and heat dissipation panels, wherein the heat dissipation panels are evenly distributed at the outer side of the heat dissipation cavity at intervals; each heat dissipation panel is connected with the heat dissipation cavity; the outer side surface of each heat dissipation panel is provided with screwed connection mounting holes used for the lampshade of the LED luminescent lamp and an LED circuit board; the inner side surface of each heat dissipation panel is distributed with bent odontoid heat radiating fins; the shapes of the heat radiating fins of the outer side of the heat dissipation cavity are like metasequoia leaf shapes; the heat radiating fins of the inner side are jagged; and the end of the heat dissipation structure is provided with an axial hole. In the utility model, the heat dissipation area of the whole heat dissipation device is big and air convection can be formed, heat emitted from an LED illuminant can be rapidly diffused. The heat dissipation structure has the advantage of good heat dissipation effect and makes the service life of the LED illuminant prolonged.
Description
Technical field
The utility model relates to a kind of LED lighting technical field, particularly a kind of radiator structure of LED electroluminescent lamp.
Background technology
LED (Light Emitting Diode) is the english abbreviation of light emitting diode, it is a kind of solid-state semiconductor devices, it can directly be converted into light to electric energy, be widely applied in the scene of various illuminations, but existing LED lamp is because LED radiator structure radiating surface is few, just local heat radiation causes the transmission of light fixture heat few, and radiating effect is poor.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, the radiator structure of the LED electroluminescent lamp of good heat dissipation effect.
The purpose of this utility model is achieved through the following technical solutions.
A kind of radiator structure of LED electroluminescent lamp, it is characterized in that: the radiator structure of described LED electroluminescent lamp comprises heat-dissipating cavity, heat sink, heat sink is evenly distributed on the outside of heat-dissipating cavity at interval, each piece heat sink all is connected with heat-dissipating cavity, end at radiator structure is provided with axial hole, the lateral surface of described each piece heat sink is provided with and is used for fixing the installing hole that LED electroluminescent lamp lampshade and led circuit plate are installed, on the medial surface of each piece heat sink, be distributed with bending dentation fin, the outside of heat-dissipating cavity is provided with fin, and the inboard of heat-dissipating cavity is provided with fin.
Described heat-dissipating cavity is a square cavity, all one-body molded the forming of fin on the fin on the interior outer chamber wall of heat sink, heat-dissipating cavity and the medial surface of each heat sink.
The outer surface of described heat-dissipating cavity and the outer surface of heat sink are equipped with heat radiation sodium rice ceramic plated layer.
Be connected by the heat radiation connecting plate between described each heat sink and the heat-dissipating cavity, be equipped with described axial hole at the two ends of each heat radiation connecting plate and the two ends of each piece heat sink.
Fin indention shape on the interior sidewall surface of described heat-dissipating cavity and evenly distribution, fin left-right symmetry on the lateral surface of each piece heat sink and evenly distributing, the fin on the fin on the chamber lateral wall of heat-dissipating cavity and each the piece heat sink all from base portion to the top by greatly gradually little.
Fin on the interior outer chamber wall of fin on the medial surface of described each piece heat sink and heat-dissipating cavity towards consistent with the length direction of heat-dissipating cavity.
Described heat-dissipating cavity is a circular cavity, all one-body molded the forming of fin on the fin on the interior outer chamber wall of heat sink, heat-dissipating cavity and the medial surface of each heat sink, heat sink is provided with six, and the two sides of each piece fin in the outside of heat-dissipating cavity are equipped with the fin of zigzag fashion.
The utility model compared with prior art has the following advantages:
The utility model is owing to directly be distributed with fin on the medial surface of each piece heat sink, therefore increased area of dissipation widely, and fin towards can be consistent with the length direction of heat sink, heat sink uniformly at intervals, so can form cross-ventilation, help the heat that the LED illuminator distributes is distributed, be distributed with fin on the interior outer chamber wall of heat-dissipating cavity, the inner chamber of heat-dissipating cavity and LED illuminator are kept apart fully like this, and area of dissipation is big, can form cross-ventilation between the heat sink.Therefore entire heat dissipation structure good heat dissipation effect prolongs the LED illuminator service life.Particularly the fin in the heat-dissipating cavity outside all from base portion to the top by greatly gradually little, profile gives out heat just outward as the metasequoia Leaves'Shape, radiating effect is better.
Structure described in the utility model can be widely used in the shop of spilling, park, hospital, municipal building, school, factory, market, supermarket, parking lot, street, lane, etc. illumination.
Description of drawings
Fig. 1 is the radiator structure embodiment stereogram of the utility model LED electroluminescent lamp;
Fig. 2 is the side view of the utility model LED electroluminescent lamp radiator structure embodiment one;
Fig. 3 is the side view of the utility model LED electroluminescent lamp radiator structure embodiment two.
The specific embodiment
Describe in further detail below in conjunction with the radiator structure of accompanying drawing the utility model LED electroluminescent lamp.
Shown in Fig. 1-2, the radiator structure of the utility model LED electroluminescent lamp, comprise heat-dissipating cavity 1, heat sink 2, heat sink 2 is uniformly at intervals in the outside of heat-dissipating cavity 1, each heat sink 2 is connected with heat-dissipating cavity 1 by heat radiation connecting plate 4, be provided with the installing hole 3 that is used for fixing installation LED electroluminescent lamp lampshade and led circuit plate on the lateral surface of each piece heat sink 2, the diameter of installing hole 3 is provided with as required.On the medial surface of each piece heat sink 2, be distributed with bending dentation fin 21, be respectively equipped with axial hole 51, axial hole 5 at an end of each heat radiation connecting plate 4 and an end of each piece heat sink 2, axial hole 51, axial hole 5 also can be arranged on the two ends of heat radiation connecting plate 4 and heat sink 2.Face the wall and meditate and be provided with heat radiation dentation bar 41 in the both sides of heat radiation connecting plate 4.Heat-dissipating cavity 1 is a square cavity, fin toothing shape 11 on the internal chamber wall of heat-dissipating cavity 1, fin 12 on the outer chamber wall all from base portion to the top by greatly gradually little, profile is as the metasequoia Leaves'Shape, just as the fin of metasequoia Leaves'Shape just between heat sink 2, heat externally distributes, wherein bending dentation fin 21 all one-body molded the forming on the medial surface of the fin on the interior outer chamber wall of heat sink, heat-dissipating cavity and each heat sink 2.Be equipped with heat radiation sodium rice ceramic plated layer (among the figure for illustrating) at the outer surface of the outer surface of heat-dissipating cavity 1 and heat sink 2.Each fin 11 equal indention shape structure on the interior sidewall surface of heat-dissipating cavity 1 wherein, heat radiation connecting plate 4 left-right symmetry and the evenly distribution of bending dentation fin 21 on the medial surface of each piece heat sink 2 about connecting separately, fin 12 on the chamber lateral wall of heat-dissipating cavity 1, look just as the metasequoia Leaves'Shape, and each piece heat sink 2 on bending dentation fin 21 all from base portion to the top by greatly gradually little, look and be crab shape gear piece structure, axial hole 5 is as the usefulness of cable-through hole, and axial hole 51 is used for being connected and fixed with lamp holder.Axial hole 51 also can be used for fixed cap and is connected and fixed, and promptly is that lamp body connects the installing hole that fixed cap is connected and fixed usefulness.
Among Fig. 2, example one: heat-dissipating cavity 1 is the cubic bodily form, promptly is by four faces the LED electroluminescent lamp to be installed, and four faces are luminous.
Among Fig. 3, example two: heat-dissipating cavity 10 is circular, and heat sink 2 is provided with six, promptly is by six faces the LED electroluminescent lamp to be installed, and six faces are luminous, and the two sides of each piece fin 101 in the outside of heat-dissipating cavity 10 are equipped with the fin 102 of the zigzag fashion of symmetry.
The heat that adopts structure of the present utility model in time the LED electroluminescent lamp to be sent distributes, and the phenomenon of thermal accumlation can not occur.
Claims (7)
1. the radiator structure of a LED electroluminescent lamp, it is characterized in that: the radiator structure of described LED electroluminescent lamp comprises heat-dissipating cavity, heat sink, heat sink is evenly distributed on the outside of heat-dissipating cavity at interval, each piece heat sink all is connected with heat-dissipating cavity, end at radiator structure is provided with axial hole, the lateral surface of described each piece heat sink is provided with and is used for fixing the installing hole that LED electroluminescent lamp lampshade and led circuit plate are installed, on the medial surface of each piece heat sink, be distributed with bending dentation fin, the outside of heat-dissipating cavity is provided with fin, and the inboard of heat-dissipating cavity is provided with fin.
2. the radiator structure of LED electroluminescent lamp according to claim 1 is characterized in that: described heat-dissipating cavity is a square cavity, all one-body molded the forming of fin on the fin on the interior outer chamber wall of heat sink, heat-dissipating cavity and the medial surface of each heat sink.
3. the radiator structure of LED electroluminescent lamp according to claim 1 and 2 is characterized in that: the outer surface of described heat-dissipating cavity and the outer surface of heat sink are equipped with heat radiation sodium rice ceramic plated layer.
4. the radiator structure of LED electroluminescent lamp according to claim 3, it is characterized in that: be connected by the heat radiation connecting plate between described each heat sink and the heat-dissipating cavity, be equipped with described axial hole at the two ends of each heat radiation connecting plate and the two ends of each piece heat sink.
5. the radiator structure of LED electroluminescent lamp according to claim 2, it is characterized in that: fin indention shape on the interior sidewall surface of described heat-dissipating cavity and evenly distribution, fin left-right symmetry on the lateral surface of each piece heat sink and evenly distributing, the fin on the fin on the chamber lateral wall of heat-dissipating cavity and each the piece heat sink all from base portion to the top by greatly gradually little.
6. the radiator structure of LED electroluminescent lamp according to claim 1 is characterized in that: the fin on the interior outer chamber wall of fin on the medial surface of described each piece heat sink and heat-dissipating cavity towards consistent with the length direction of heat-dissipating cavity.
7. the radiator structure of LED electroluminescent lamp according to claim 1, it is characterized in that: described heat-dissipating cavity is a circular cavity, all one-body molded the forming of fin on the fin on the interior outer chamber wall of heat sink, heat-dissipating cavity and the medial surface of each heat sink, heat sink is provided with six, and the two sides of each piece fin in the outside of heat-dissipating cavity are equipped with the fin of zigzag fashion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201054133U CN201636809U (en) | 2010-01-27 | 2010-01-27 | Heat dissipation structure of LED (Light-Emitting Diode) luminescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201054133U CN201636809U (en) | 2010-01-27 | 2010-01-27 | Heat dissipation structure of LED (Light-Emitting Diode) luminescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201636809U true CN201636809U (en) | 2010-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201054133U Expired - Fee Related CN201636809U (en) | 2010-01-27 | 2010-01-27 | Heat dissipation structure of LED (Light-Emitting Diode) luminescent lamp |
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| CN (1) | CN201636809U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062379A (en) * | 2011-01-26 | 2011-05-18 | 江阴东华铝材科技有限公司 | Heat radiating fin of LED lamp |
| CN102519027A (en) * | 2011-11-21 | 2012-06-27 | 王振辉 | Radiation enhanced LED (light-emitting diode) circuit board and manufacturing method and application thereof |
| CN106122792A (en) * | 2016-06-29 | 2016-11-16 | 合肥鑫烁科技有限公司 | A kind of radiator |
-
2010
- 2010-01-27 CN CN2010201054133U patent/CN201636809U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062379A (en) * | 2011-01-26 | 2011-05-18 | 江阴东华铝材科技有限公司 | Heat radiating fin of LED lamp |
| CN102519027A (en) * | 2011-11-21 | 2012-06-27 | 王振辉 | Radiation enhanced LED (light-emitting diode) circuit board and manufacturing method and application thereof |
| CN106122792A (en) * | 2016-06-29 | 2016-11-16 | 合肥鑫烁科技有限公司 | A kind of radiator |
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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: 20101117 Termination date: 20120127 |