CN103499078A - LED lamp radiator - Google Patents
LED lamp radiator Download PDFInfo
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- CN103499078A CN103499078A CN201310450594.1A CN201310450594A CN103499078A CN 103499078 A CN103499078 A CN 103499078A CN 201310450594 A CN201310450594 A CN 201310450594A CN 103499078 A CN103499078 A CN 103499078A
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- hole
- led lamp
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Abstract
The invention discloses an LED lamp radiator which comprises a substrate, wherein first through holes are formed in the substrate in an array mode, the first through holes are connected with heat dissipation columns, the heat dissipation columns are provided with second through holes in the axial direction, and the second through holes are communicated with the first through holes. The outer walls of the heat dissipation columns are further connected with multiple cooling fins, wherein the multiple cooling fins are symmetrically arranged on the outer walls of the heat dissipation columns. According to the LED lamp radiator, the substrate and the heat dissipation columns are respectively provided with the through holes, the through holes in the substrate are communicated with the through holes in the heat dissipation columns, and therefore the air convection velocity of the LED lamp radiator is increased; since the multiple cooling fins are symmetrically arranged on the outer walls of the heat dissipation columns, the heat dissipation area is enlarged, and the heat dissipation capability of the LED lamp radiator is enhanced.
Description
Technical field
The present invention relates to the LED technical field of lamps, relate in particular to a kind of LED lamp radiator.
Background technology
Under the background that Present Global energy starved worry raises once again, saving the energy is the important problem that we shall face future, at lighting field, the application of LED luminous product is just attracting common people's sight, LED is as a kind of novel green light source product, must be the trend of future development, 21st century will enter take the novel illumination light source epoch that LED is representative.Relatively, its maximum motive force of development is exactly the advantage of energy-conserving and environment-protective for LED bulb lamp tool and incandescent lamp.
The same with conventional light source, semiconductor light emitting diode (LED) also can produce heat during operation, and how much it depends on whole luminous efficiency.Power up outside under energy, the radiation recombination generation electroluminescent in electronics and hole, near the light radiated PN junction also needs just can arrive at external world's (air) through the semiconductor medium of chip (chip) itself and encapsulation medium.Comprehensive electric current injection efficiency, radioluminescence quantum efficiency, chip exterior light take out efficiency etc., and finally probably only having the input electric energy conversion of 30-40% is luminous energy, and the energy of all the other 60-70% mainly transforms heat energy with the form of the lattice vibration of non-radiative compound generation.If high-power LED illumination dispels the heat bad, will make the luminous efficiency step-down of LED, the life-span shortens, and the photoelectric characteristic of LED chip, fluorescent material, encapsulating material produces serious the variation, so heat dissipation problem is to promote the LED illumination to need one of key technology solved.
Summary of the invention
In view of the deficiencies in the prior art, the invention provides a kind of LED lamp radiator, this radiator has larger area of dissipation, has improved the cross-ventilation speed of radiator, has increased the heat-sinking capability of radiator; And this heat spreader structures is simple, and cost is low, is suitable for suitability for industrialized production.
The technical solution adopted for the present invention to solve the technical problems is: a kind of LED lamp radiator, comprise substrate, wherein, on described substrate, array offers the first through hole, be connected with thermal column on described the first through hole, described thermal column is provided with the second through hole vertically, and the second through hole and the first through hole are interconnected; The outer wall of described thermal column also is connected with a plurality of fin, the outer wall that is arranged at thermal column of a plurality of fin symmetries; Wherein, the thickness of described substrate is 12～15mm, the diameter of described the first through hole is 3～4mm, the spacing of two adjacent the first through holes is 25～35mm, and the height of described thermal column is 30～40mm, and diameter is 8～10mm, the diameter of described the second through hole is 3～4mm, the height of described fin equates with the height of described thermal column, and the thickness of fin is 1～2mm, and length is 7～10mm.
Preferably, the quantity of described fin is 4～20.
Preferably, the quantity of described fin is 4.
Preferably, the diameter of the second through hole is not less than the diameter of described the first through hole.
Preferably, the material of described substrate, thermal column and fin is aluminium.
Preferably, the thickness of described substrate is 12mm, the diameter of described the first through hole is 3mm, the spacing of two adjacent the first through holes is 30mm, and the height of described thermal column is 40mm, and diameter is 8mm, the diameter of described the second through hole is 3mm, the height of described fin is 40mm, and thickness is 2mm, and length is 8mm.
Preferably, described substrate is fixedly connected with the mode of described thermal column by welding.
Preferably, described thermal column and described fin are the structure that is formed in one.
The invention has the beneficial effects as follows, LED lamp radiator provided by the invention arranges respectively the through hole be interconnected on substrate and thermal column, has improved the cross-ventilation speed of radiator; A plurality of fin that are provided with in the outer wall symmetry of thermal column, increase area of dissipation, strengthened the heat-sinking capability of radiator.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the top view of the radiator that provides of the embodiment of the present invention;
Fig. 2 is the radiator as shown in Figure 1 profile along the XX line;
The specific embodiment
The present invention is further detailed explanation in conjunction with specific embodiments now.
Consult Fig. 1-2, the LED lamp radiator that the present embodiment provides comprises substrate 1, wherein, on described substrate 1, array offers the first through hole 11, be connected with thermal column 2 on described the first through hole 11, the second through hole 21, the second through holes 21 and the first through hole 11 that described thermal column 2 is provided with vertically are interconnected; The outer wall of described thermal column 2 also is connected with a plurality of fin 3, the outer wall that is arranged at thermal column 2 of a plurality of fin 3 symmetries.
Wherein, the thickness of described substrate 1 can be chosen as 12～15mm, the diameter of the first through hole 11 can be chosen as 3～4mm, the spacing of two adjacent the first through holes 11 can be chosen as 25～35mm, the height of thermal column 2 can be chosen as 30～40mm, diameter can be chosen as 8～10mm, the diameter of the second through hole 21 can be chosen as 3～4mm, the height of fin 3 equates with the height of thermal column 2, the thickness of fin 3 can be chosen as 1～2mm, length can be chosen as 7～10mm, and the quantity of fin 3 can be chosen as 4～20.
In the present embodiment, the quantity of fin 3 is 4, and the thickness of substrate 1 is 12mm, and the diameter of the first through hole 11 is 3mm, the spacing of two adjacent the first through holes 11 is 30mm, the height of thermal column 2 is 40mm, and diameter is 8mm, and the diameter of described the second through hole 21 is 3mm, be greater than the diameter of the first through hole 11, the height of fin 3 is 40mm, and thickness is 2mm, and length is 8mm.
In the present embodiment, the material of substrate 1, thermal column 2 and fin 3 is aluminium, and thermal column 2 and fin 3 are the structure that is formed in one, and then integrated thermal column 2 and fin 3 are connected on substrate 1 by the mode of welding.
In sum, LED lamp radiator provided by the invention arranges respectively the through hole be interconnected on substrate and thermal column, has improved the cross-ventilation speed of radiator; A plurality of fin that are provided with in the outer wall symmetry of thermal column, increase area of dissipation, strengthened the heat-sinking capability of radiator.
The above-mentioned foundation desirable embodiment of the present invention of take is enlightenment, and by above-mentioned description, the relevant staff can, in the scope that does not depart from this invention technological thought, carry out various change and modification fully.The technical scope of this invention is not limited to the content on specification, must determine its technical scope according to the claim scope.
Claims (8)
1. a LED lamp radiator, comprise substrate (1), it is characterized in that, the upper array of described substrate (1) offers the first through hole (11), be connected with thermal column (2) on described the first through hole (11), described thermal column (2) is provided with the second through hole (21) vertically, and the second through hole (21) is interconnected with the first through hole (11); The outer wall of described thermal column (2) also is connected with a plurality of fin (3), the outer wall that is arranged at thermal column (2) that a plurality of fin (3) are symmetrical; Wherein, the thickness of described substrate (1) is 12～15mm, the diameter of described the first through hole (11) is 3～4mm, the spacing of adjacent two the first through holes (11) is 25～35mm, and the height of described thermal column (2) is 30～40mm, and diameter is 8～10mm, the diameter of described the second through hole (21) is 3～4mm, the height of described fin (3) equates with the height of described thermal column, and the thickness of fin (3) is 1～2mm, and length is 7～10mm.
2. LED lamp radiator according to claim 1, is characterized in that, the quantity of described fin (3) is 4～20.
3. LED lamp radiator according to claim 1, is characterized in that, the quantity of described fin (3) is 4.
4. LED lamp radiator according to claim 1, is characterized in that, the diameter of the second through hole (21) is not less than the diameter of described the first through hole (11).
5. LED lamp radiator according to claim 1, is characterized in that, the material of described substrate (1), thermal column (2) and fin (3) is aluminium.
6. LED lamp radiator according to claim 1, it is characterized in that, the thickness of described substrate (1) is 12mm, and the diameter of described the first through hole (11) is 3mm, and the spacing of adjacent two the first through holes (11) is 30mm, the height of described thermal column (2) is 40mm, diameter is 8mm, and the diameter of described the second through hole (21) is 3mm, and the height of described fin (3) is 40mm, thickness is 2mm, and length is 8mm.
7. LED lamp radiator according to claim 1, is characterized in that, described substrate (1) is fixedly connected with the mode of described thermal column (2) by welding.
8. LED lamp radiator according to claim 1, is characterized in that, described thermal column (2) and described fin (3) are the structure that is formed in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310450594.1A CN103499078A (en) | 2013-09-27 | 2013-09-27 | LED lamp radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310450594.1A CN103499078A (en) | 2013-09-27 | 2013-09-27 | LED lamp radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103499078A true CN103499078A (en) | 2014-01-08 |
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ID=49864311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310450594.1A Pending CN103499078A (en) | 2013-09-27 | 2013-09-27 | LED lamp radiator |
Country Status (1)
| Country | Link |
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| CN (1) | CN103499078A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375131A (en) * | 2021-07-13 | 2021-09-10 | 广东启国照明科技有限公司 | Strong convection radiator of lamp |
| CN114199062A (en) * | 2020-09-02 | 2022-03-18 | 西门子(深圳)磁共振有限公司 | Heat exchange piece and heat exchange assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201550387U (en) * | 2009-09-30 | 2010-08-11 | 浙江西子光电科技有限公司 | Radiator with special structure |
| CN102644867A (en) * | 2012-03-13 | 2012-08-22 | 广东奥其斯科技有限公司 | Thermoelectric separation power type light-emitting diode bulb with high integration and high lighting effect |
| CN103277687A (en) * | 2013-05-30 | 2013-09-04 | 青岛科瑞克绿色能源科技有限公司 | Indoor illuminating lamp |
| CN103629610A (en) * | 2013-11-26 | 2014-03-12 | 林英强 | LED road lamp |
-
2013
- 2013-09-27 CN CN201310450594.1A patent/CN103499078A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201550387U (en) * | 2009-09-30 | 2010-08-11 | 浙江西子光电科技有限公司 | Radiator with special structure |
| CN102644867A (en) * | 2012-03-13 | 2012-08-22 | 广东奥其斯科技有限公司 | Thermoelectric separation power type light-emitting diode bulb with high integration and high lighting effect |
| CN103277687A (en) * | 2013-05-30 | 2013-09-04 | 青岛科瑞克绿色能源科技有限公司 | Indoor illuminating lamp |
| CN103629610A (en) * | 2013-11-26 | 2014-03-12 | 林英强 | LED road lamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199062A (en) * | 2020-09-02 | 2022-03-18 | 西门子(深圳)磁共振有限公司 | Heat exchange piece and heat exchange assembly |
| CN113375131A (en) * | 2021-07-13 | 2021-09-10 | 广东启国照明科技有限公司 | Strong convection radiator of lamp |
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| SE01 | Entry into force of request for substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140108 |