CN201209840Y - LED heat radiation section bar - Google Patents
LED heat radiation section bar Download PDFInfo
- Publication number
- CN201209840Y CN201209840Y CNU2008201139401U CN200820113940U CN201209840Y CN 201209840 Y CN201209840 Y CN 201209840Y CN U2008201139401 U CNU2008201139401 U CN U2008201139401U CN 200820113940 U CN200820113940 U CN 200820113940U CN 201209840 Y CN201209840 Y CN 201209840Y
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- China
- Prior art keywords
- wall
- heat radiation
- section bar
- led
- heat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an LED heat emission bar section, having the same cross section at different positions along the length direction of the bar section. The LED heat emission bar section is the hollow bar section with a cylinder heat emission wall, a spoke heat emission wall, a rim heat emission wall, characterized in that, the spoke heat emission wall is equispaced on an outer surface of the cylinder heat emission wall in a rediatiform, the rim heat emission wall is a ring with a radial larger than the cylinder heat emission wall, wherein the spoke heat emission wall and the rim heat emission wall are coupled. A plurality of via holes are formed on a circumference of the cylinder heat emission wall. The utility model provides an LED heat emission bar section with excellent heat conduction and heat emission.
Description
Technical field:
The utility model relates to heat sink section bar, relates in particular to a kind of LED heat sink section bar.
Background technology:
The LED light fixture is high-power LED lamp particularly, can produce a large amount of heat energy when sending luminous energy, and existing LED light fixture adopts thick and heavy metal-back, fan even refrigerating plant to solve heat dissipation problem mostly, exists cost short shortcoming in high service life.
The utility model content:
The utility model provides a kind of LED heat sink section bar in order to overcome above-mentioned deficiency.
The utility model is by the following technical solutions:
A kind of LED heat sink section bar, along the profile length direction, diverse location has identical cross section, it is hollow material, the LED heat sink section bar has cylindric heat absorption wall, spoke heat radiation wall, wheel rim heat radiation wall, it is characterized in that: spoke heat radiation wall is evenly to be arranged on cylindric heat absorption wall outer surface to be radial, and wheel rim heat radiation wall is radially greater than the annular of cylindric heat absorption wall, spoke heat radiation wall and wheel rim heat radiation wall are joined, and form several through holes around cylindric heat absorption wall.
A kind of LED heat sink section bar is characterized in that: described spoke heat radiation wall is more than at least six.
A kind of LED heat sink section bar is characterized in that: described wheel rim heat radiation wall is provided with a circle at least.
A kind of LED heat sink section bar is characterized in that: the cross section of described cylindric heat absorption wall, wheel rim heat radiation wall can also be made ellipse, polygonal wherein a kind of.
A kind of LED heat sink section bar is characterized in that: the outermost wall of described wheel rim heat radiation wall also is provided with radial radiating fin.
A kind of LED heat sink section bar is characterized in that: described cylindric heat absorption wall also is provided with several screw bottom outlets along its length.
Effective benefit, the utility model is owing to have a plurality of through holes of being convenient to cold and hot air exchange around cylindric heat absorption wall, and the heat that produces when making LED work is in time distributed.
Description of drawings:
Fig. 1 is the utility model cross sectional representation
Fig. 2 is the utility model schematic perspective view
Fig. 3 is embodiment schematic diagram of the utility model
Fig. 4 is another embodiment schematic diagram of the utility model
The specific embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing.
With reference to figure 1, Fig. 2, a kind of LED heat sink section bar 1, along the profile length direction, diverse location has identical cross section, LED heat sink section bar 1 has the assembling cavity 2 of hollow, cylindric heat absorption wall 3, spoke heat radiation wall 4, wheel rim heat radiation wall 5, it is characterized in that: spoke heat radiation wall 4 is evenly to be arranged on cylindric heat absorption wall 3 outer surfaces to be radial, wheel rim heat radiation wall 5 is radially greater than the circle of cylindric heat absorption wall 3, spoke heat radiation wall 4 is joined with wheel rim heat radiation wall 5, forms several through holes 6 around cylindric heat absorption wall 3.
A kind of LED heat sink section bar 1 is characterized in that: described spoke heat radiation wall is more than 4 at least six.
A kind of LED heat sink section bar 1 is characterized in that: described wheel rim heat radiation wall 5 is provided with a circle at least.
A kind of LED heat sink section bar 1 is characterized in that: the cross section of described cylindric heat absorption wall 3, wheel rim heat radiation wall 5 can also be made ellipse, polygonal wherein a kind of.
A kind of LED heat sink section bar 1 is characterized in that: the outermost wall of described wheel rim heat radiation wall 5 also is provided with radial radiating fin 7.
A kind of LED heat sink section bar 1 is characterized in that: described cylindric heat absorption wall 3 outer surfaces also are provided with several screw bottom outlets 8 along its length.
An embodiment of the present utility model, with reference to figure 3, a kind of LED heat sink section bar cross section, heat sink section bar along its length, diverse location has identical cross section, this LED heat sink section bar has oval hollow assembling cavity 2, oval tubular heat absorption wall 3, spoke heat radiation wall 4, ellipticity wheel rim heat radiation wall 5, spoke heat radiation wall 4 evenly is arranged on oval tubular heat absorption wall 3 outer surfaces, 26, be radial, wheel rim heat radiation wall 5 be radially greater than the absorb heat ellipse of wall 3 of oval tubular, outer wall manufacturing at oval wheel rim heat radiation wall 5 has the radial radiating fin 7 of quantity more than spoke heat radiation wall 4, spoke heat radiation wall 4 is joined with oval wheel rim heat radiation wall 5, around oval tubular heat absorption wall 3, form 6, four screw bottom outlets 8 of 26 through holes and be manufactured on oval tubular heat absorption wall 3 outer walls.
Another embodiment of the present utility model, with reference to figure 4, a kind of LED heat sink section bar cross section, along the profile length direction, diverse location has identical cross section, this LED heat sink section bar has circular hollow assembling cavity 2, cylindric heat absorption wall 3, tapered spoke heat radiation wall 4, pentagon wheel rim heat radiation wall 5, tapered spoke heat radiation wall 4 evenly is arranged on cylindric heat absorption wall 3 outer surfaces, 20, be radial, wheel rim heat radiation wall 5 is radially greater than the pentagon of cylindric heat absorption wall 3, in the 5 outer wall manufacturings of wheel rim heat radiation wall the radiating fin 7 of quantity more than spoke heat radiation wall 4 arranged, spoke heat radiation wall 4 is joined with wheel rim heat radiation wall 5, around cylindric heat absorption wall 3, form 6, four screw bottom outlets 8 of 20 through holes and be manufactured on cylindric heat absorption wall 3 outer walls.
Claims (6)
1, a kind of LED heat sink section bar, along the profile length direction, diverse location has identical cross section, the LED heat sink section bar is a hollow material, have cylindric heat absorption wall, spoke heat radiation wall, wheel rim heat radiation wall, it is characterized in that: spoke heat radiation wall is evenly to be arranged on cylindric heat absorption wall outer surface to be radial, and wheel rim heat radiation wall is radially greater than the annular of cylindric heat absorption wall, spoke heat radiation wall and wheel rim heat radiation wall are joined, and form several through holes around cylindric heat absorption wall.
2, LED heat sink section bar according to claim 1 is characterized in that: described spoke heat radiation wall is more than at least six.
3, LED heat sink section bar according to claim 1 is characterized in that: described wheel rim heat radiation wall is provided with a circle at least.
4, LED heat sink section bar according to claim 1 is characterized in that: the cross section of described cylindric heat absorption wall, wheel rim heat radiation wall can also be made ellipse, polygonal wherein a kind of.
5, LED heat sink section bar according to claim 1 is characterized in that: the outermost wall of described wheel rim heat radiation wall also is provided with radial radiating fin.
6, LED heat sink section bar according to claim 1 is characterized in that: described cylindric heat absorption wall also is provided with several screw bottom outlets along its length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201139401U CN201209840Y (en) | 2008-05-30 | 2008-05-30 | LED heat radiation section bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201139401U CN201209840Y (en) | 2008-05-30 | 2008-05-30 | LED heat radiation section bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201209840Y true CN201209840Y (en) | 2009-03-18 |
Family
ID=40480576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201139401U Expired - Fee Related CN201209840Y (en) | 2008-05-30 | 2008-05-30 | LED heat radiation section bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201209840Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261572A (en) * | 2010-05-27 | 2011-11-30 | 建准电机工业股份有限公司 | Light fitting and heat radiator thereof |
| US8480269B2 (en) | 2010-07-07 | 2013-07-09 | Sunonwealth Electric Machine Industry Co., Ltd. | Lamp and heat sink thereof |
| CN103887252A (en) * | 2012-12-24 | 2014-06-25 | 郑荣裕 | Efficient heat-conductive heat dissipater |
| CN105003867A (en) * | 2015-08-06 | 2015-10-28 | 桂林海威科技有限公司 | LED Chinese style lamp |
| CN109585394A (en) * | 2017-09-28 | 2019-04-05 | 西门子公司 | The heat sink assembly and cooling system of power semiconductor |
-
2008
- 2008-05-30 CN CNU2008201139401U patent/CN201209840Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261572A (en) * | 2010-05-27 | 2011-11-30 | 建准电机工业股份有限公司 | Light fitting and heat radiator thereof |
| CN102261572B (en) * | 2010-05-27 | 2013-07-10 | 建准电机工业股份有限公司 | Light fitting |
| CN103244928A (en) * | 2010-05-27 | 2013-08-14 | 建准电机工业股份有限公司 | Heat radiator of lamp |
| CN103244928B (en) * | 2010-05-27 | 2016-01-13 | 建准电机工业股份有限公司 | The radiator of light fixture |
| US8480269B2 (en) | 2010-07-07 | 2013-07-09 | Sunonwealth Electric Machine Industry Co., Ltd. | Lamp and heat sink thereof |
| CN103887252A (en) * | 2012-12-24 | 2014-06-25 | 郑荣裕 | Efficient heat-conductive heat dissipater |
| CN103887252B (en) * | 2012-12-24 | 2017-05-31 | 东莞市楷林裕光能源科技有限公司 | A kind of high-efficiency heat conduction radiator |
| CN105003867A (en) * | 2015-08-06 | 2015-10-28 | 桂林海威科技有限公司 | LED Chinese style lamp |
| CN109585394A (en) * | 2017-09-28 | 2019-04-05 | 西门子公司 | The heat sink assembly and cooling system of power semiconductor |
| US10886194B2 (en) | 2017-09-28 | 2021-01-05 | Siemens Aktiengeselschaft | Radiator component and heat dissipation system for power semiconductor device |
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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: 20090318 Termination date: 20110530 |