CN105377004A - Heat sink - Google Patents
Heat sink Download PDFInfo
- Publication number
- CN105377004A CN105377004A CN201510915720.5A CN201510915720A CN105377004A CN 105377004 A CN105377004 A CN 105377004A CN 201510915720 A CN201510915720 A CN 201510915720A CN 105377004 A CN105377004 A CN 105377004A
- Authority
- CN
- China
- Prior art keywords
- fin
- heat transmission
- heat sink
- heat
- sink body
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/367—Cooling facilitated by shape of device
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
Abstract
The invention discloses a heat sink. The heat sink comprises a heat sink body and a plurality of heat conduction fins, wherein each heat conduction fin is provided with a fin bottom end and a fin top end, the fin bottom end is arranged on the front surface of the heat sink body and integrated with the heat sink body, grooves are formed among the bottom ends of the plurality of adjacent fins in a longitudinal direction, channels are formed among the plurality of adjacent grooves in a transverse direction, and an adhesive is arranged on the back surface of the heat sink body. In the heat sink provided by the invention, the plurality of heat conduction fins are integratedly arranged on the heat sink body, and thus, heat is transferred to the heat conduction fins through the heat sink body. The heat sink is simple in structure and has high practicability.
Description
Technical field
The invention belongs to fin field, specifically fin.
Background technology
Along with the progress of science and technology, various electronic component upgrades day by day, and the heat dissipation problem that electronic component brings also more and more is taken seriously, and how to solve heat radiation, and how better heat radiation has become a requisite technical problem.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of fin and contributes to electronic element radiating.
Technical scheme of the present invention is as follows: fin, comprise heat sink body and multiple heat transmission fin, described heat transmission fin has fin bottom and fin heads, described fin bottom is positioned at described heat sink body front and one-body molded with described heat sink body, longitudinally between multiple adjacent described fin bottom, there is groove, be furnished with groove between horizontal multiple adjacent described groove, the described heat sink body back side is provided with binder.
Fin provided by the invention, by being arranged in described heat sink body by one-body molded for multiple heat transmission fin, heat passes to described heat transmission fin by described heat sink body, described heat transmission fin passes again, longitudinally there is between multiple adjacent described fin bottom groove and increase contact area with described radiating fin and air, be conducive to heat radiation, groove is furnished with between horizontal multiple adjacent described groove, the air-flow shed can be guided better to pass better heat radiation, structure is simple, practical.
Further, it is also transversely arranged successively that described heat transmission fin comprises the first heat transmission fin, the second heat transmission fin and the 3rd heat transmission fin, and described first heat transmission fin after transversely arranged, the second heat transmission fin and the 3rd heat transmission fin are longitudinally arranged in order formation square formation.
Further, described second heat transmission fin length is greater than described first heat transmission fin, and described second heat transmission fin length is greater than described 3rd heat transmission fin length.
Further, described second heat transmission fin is wherein provided with multiple arc concave shape in a side.
Further, transversely direction, described groove direction.
Further, described fin heads longitudinal section is circular arc type.
Further, described heat sink body thickness is 3mm ~ 4mm.
Further, described fin heads is 12mm ~ 13mm to the vertical range at the described heat sink body back side.
Further, the described heat sink body dorsal edge distance that each limit, described binder overlay area is corresponding with it is 1mm ~ 2mm.
Accompanying drawing explanation
Fig. 1 is heat radiating fin structure schematic diagram provided by the invention.
Fig. 2 is fin structure schematic diagram provided by the invention.
Fig. 3 is fin side structure schematic diagram provided by the invention.
Fig. 4 is fin vertical view provided by the invention.
Fig. 5 is the second heat transmission fin structural representation provided by the invention.
By illustrating, 1-heat sink body, 2-groove, the 3-the first heat transmission fin, the 4-the second heat transmission fin, the 5-the three heat transmission fin, 6-binder.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
It should be noted that described second heat transmission fin 4 longest edge direction is as transverse direction, with laterally vertical direction as longitudinal direction, described heat sink body 1 front is radiating surface.
As Fig. 1, as Fig. 2 and as shown in Figure 3, fin provided by the invention, comprise heat sink body 1 and multiple heat transmission fin, described heat transmission fin has fin bottom and fin heads, described fin bottom is positioned at described heat sink body 1 front and one-body molded with described heat sink body, longitudinally between multiple adjacent described fin bottom, there is groove, described slot opening can be described heat sink body dorsad, also can be towards described heat sink body, be furnished with groove 2 between horizontal multiple adjacent described groove, the described heat sink body back side is provided with binder 6.
Fin provided by the invention, by being arranged in described heat sink body by one-body molded for multiple heat transmission fin, heat passes to described heat transmission fin by described heat sink body, described heat transmission fin passes again, longitudinally there is between multiple adjacent described fin bottom groove and increase contact area with described radiating fin and air, be conducive to heat radiation, groove is furnished with between horizontal multiple adjacent described groove, the air-flow shed can be guided better to pass better heat radiation, structure is simple, practical.
As shown in Figure 4, as specific embodiment, described heat transmission fin comprises the first heat transmission fin 3, second heat transmission fin 4 and the 3rd heat transmission fin 5 and transversely arranged successively, is longitudinally arranged in order that to form that square formation plays be radiating effect very well by described first heat transmission fin 3, second heat transmission fin 4 after transversely arranged and the 3rd heat transmission fin 5.
As shown in Figure 1, as specific embodiment, because described heat radiator body 1 is given in the process of described heat transmission fin at transferring heat, the heat energy that interlude is piled up is greater than the heat energy on four limits, described second heat transmission fin 4 length is greater than described first heat transmission fin 3 length, described second heat transmission fin 4 length is greater than described 3rd heat transmission fin 5 length, contributes to spreading heat energy uniformly.
As shown in Figure 5, as specific embodiment, a described second heat transmission fin 4 wherein side is provided with multiple arc concave shape 7, allows described second heat transmission fin 4 become large with the area of contacting external air, advantageously the scattering and disappearing of heat on fin, thus substantially increases the radiating efficiency of fin.
As shown in Figure 1, as specific embodiment, described groove 2 direction transversely direction can guide uniform stream to spread.
As shown in Figure 3, as specific embodiment, described fin heads longitudinal section is the contact area that circular arc type increases described fin heads and air, is conducive to heat radiation.
As shown in Figure 1, as specific embodiment, described heat sink body 1 thickness is 3mm ~ 4mm.
As shown in Figure 1, as specific embodiment, described fin heads is 12mm ~ 13mm to the vertical range at described heat sink body 1 back side.
As shown in Figure 1, as specific embodiment, each limit, described binder overlay area corresponding with it described heat sink body 1 dorsal edge distance be 1mm ~ 2mm.
These are only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing specification of the present invention and accompanying drawing content to do, is directly or indirectly used in the technical field that other are relevant, all in like manner within scope of patent protection of the present invention.
Claims (9)
1. fin, it is characterized in that: comprise heat sink body (1) and multiple heat transmission fin, described heat transmission fin has fin bottom and fin heads, described fin bottom is positioned at described heat sink body (1) front and one-body molded with described heat sink body, longitudinally between multiple adjacent described fin bottom, there is groove, be furnished with groove (2) between horizontal multiple adjacent described groove, the described heat sink body back side is provided with binder (6).
2. fin according to claim 1, it is characterized in that: described heat transmission fin comprises the first heat transmission fin (3), the second heat transmission fin (4) and the 3rd heat transmission fin (5) and transversely arranged successively, and described first heat transmission fin (3) after transversely arranged, the second heat transmission fin (4) and the 3rd heat transmission fin (5) are longitudinally arranged in order formation square formation.
3. fin according to claim 2, it is characterized in that: described second heat transmission fin (4) length is greater than described first heat transmission fin (3), described second heat transmission fin (4) length is greater than described 3rd heat transmission fin (5) length.
4. fin according to claim 1, is characterized in that: described second heat transmission fin (4) wherein side is provided with multiple arc concave shape (7).
5. fin according to claim 1, is characterized in that: transversely direction, described groove (2) direction.
6. fin according to claim 1, is characterized in that: described fin heads longitudinal section is circular arc type.
7. fin according to claim 1, is characterized in that: described heat sink body (1) thickness is 3mm ~ 4mm.
8. fin according to claim 1, is characterized in that: described fin heads is 12mm ~ 13mm to the vertical range at described heat sink body (1) back side.
9. fin according to claim 1, is characterized in that: each limit, described binder overlay area described heat sink body (1) dorsal edge distance corresponding with it is for 1mm ~ 2mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510915720.5A CN105377004B (en) | 2015-12-10 | 2015-12-10 | Heat sink |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510915720.5A CN105377004B (en) | 2015-12-10 | 2015-12-10 | Heat sink |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105377004A true CN105377004A (en) | 2016-03-02 |
CN105377004B CN105377004B (en) | 2018-04-17 |
Family
ID=55378676
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510915720.5A Active CN105377004B (en) | 2015-12-10 | 2015-12-10 | Heat sink |
Country Status (1)
Country | Link |
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CN (1) | CN105377004B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107940610A (en) * | 2017-11-10 | 2018-04-20 | 苏州庆瑞空气系统有限公司 | Radiator for air-conditioning |
CN108667023A (en) * | 2018-05-18 | 2018-10-16 | 江苏伊莱尔电力科技有限公司 | A kind of high efficiency active electric-power filter |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090151896A1 (en) * | 2007-12-12 | 2009-06-18 | Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. | Heat dissipation device |
CN201726632U (en) * | 2010-04-15 | 2011-01-26 | 鸿富锦精密工业(深圳)有限公司 | Cooling plate fixing structure of electronic products |
CN204425879U (en) * | 2015-03-04 | 2015-06-24 | 北京能高自动化技术股份有限公司 | A kind of partition type forced air cooling radiator |
CN204649056U (en) * | 2015-03-04 | 2015-09-16 | 江苏三恊铝业科技有限公司 | Fin-inserted radiator device |
CN205228248U (en) * | 2015-12-10 | 2016-05-11 | 重庆航墙电子科技有限公司 | Radiating fin |
-
2015
- 2015-12-10 CN CN201510915720.5A patent/CN105377004B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090151896A1 (en) * | 2007-12-12 | 2009-06-18 | Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. | Heat dissipation device |
CN201726632U (en) * | 2010-04-15 | 2011-01-26 | 鸿富锦精密工业(深圳)有限公司 | Cooling plate fixing structure of electronic products |
CN204425879U (en) * | 2015-03-04 | 2015-06-24 | 北京能高自动化技术股份有限公司 | A kind of partition type forced air cooling radiator |
CN204649056U (en) * | 2015-03-04 | 2015-09-16 | 江苏三恊铝业科技有限公司 | Fin-inserted radiator device |
CN205228248U (en) * | 2015-12-10 | 2016-05-11 | 重庆航墙电子科技有限公司 | Radiating fin |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107940610A (en) * | 2017-11-10 | 2018-04-20 | 苏州庆瑞空气系统有限公司 | Radiator for air-conditioning |
CN108667023A (en) * | 2018-05-18 | 2018-10-16 | 江苏伊莱尔电力科技有限公司 | A kind of high efficiency active electric-power filter |
Also Published As
Publication number | Publication date |
---|---|
CN105377004B (en) | 2018-04-17 |
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