CN2558190Y - Heat sink fastener - Google Patents
Heat sink fastener Download PDFInfo
- Publication number
- CN2558190Y CN2558190Y CN 02271062 CN02271062U CN2558190Y CN 2558190 Y CN2558190 Y CN 2558190Y CN 02271062 CN02271062 CN 02271062 CN 02271062 U CN02271062 U CN 02271062U CN 2558190 Y CN2558190 Y CN 2558190Y
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- CN
- China
- Prior art keywords
- reference column
- fixed
- fixer
- fixing
- radiator
- 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.)
- Expired - Fee Related
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
Disclosed is a radiator-fixed apparatus, which comprises a fixing mount and a fixing frame; wherein, the fixing mount comprises a main body, a first positioning column and a second fixing column extended in projection from the main body; a ring groove is arranged at the top of the first positioning column; a threaded hole is arranged at the center of the top of the second positioning column; the fixing fame comprises a pressing part and a first fixing part and a second fixing part extended from the pressing part; fixing holes are respectively arranged on the first fixing part and the second fixing part; after the first positioning column and the second positioning column cross through the positioning holes, the fixing hole of the first fixing part is clipped on the ring groove of the first positioning groove to make the first fixing part be fixed; a screw is used to cross through the fixing hole of the second fixing part so as to enter the threaded hole of the second positioning column to make the second fixing part be fixed. Thus the fixing mount and the fixing frame can clip and fix the radiator into the chip surface of a circuit board.
Description
[technical field]
The utility model relates to a kind of fixer for heat radiator, refers to especially a kind ofly come the fixer for heat radiator of clamping fixed heat sink to the chip surface of circuit board by fixed mount and fixed frame.
[technical background]
CPU is the nerve center of computer treatmenting information, and can the overall performance of computer promote, and depends on cpu performance to a great extent, and therefore, the release of the CPU of high-frequency high-speed just becomes inexorable trend.Yet, the heat that high-frequency high-speed will make this CPU produce is more and more many, further make the computer-internal temperature more and more higher, serious prestige is being assisted the stability of CPU operation, for guaranteeing the normal operation of CPU energy, the heat that it produced must in time be discharged, for this reason, industry often directly is provided with fin in the surface of CPU, to absorb the heat that CPU produces.
Known fin is installed in has multiple mode on the CPU, wherein using wider fixed form is to be provided with barb in the periphery of fin, and be provided with flange in the connector periphery of fixation of C PU, like this, the barb of fin can be fastened the flange of cpu connector and fix, yet must fin be pressed on the CPU with bigger power in the solid mode of the button of barb mating flanges, if careless manipulation causes exerting oneself excessive or the deviation of directivity then is easy to injure accurate CPU, therefore, must very careful and lentamente fin be installed on the CPU during assembling, therefore reduce packaging efficiency.
For improving packaging efficiency, there is the dealer to utilize simple sheet metal fixing cooling fins, as No. 87221090 disclosed fixture of Taiwan patent application, this sheet metal is provided with a pressure section, be extended with grab along these pressure section two ends, utilize the grab at its two ends to stretch in the default hole clipping of fin, hook the protruding hook or the groove of cpu connector both sides, make its sheet metal produce crooked elastic reaction, push against fin.But this assembling mode needs can make the grab of sheet metal and the groove of cpu connector reach buckle or remove buckle by means of the particular tool auxiliary operation in addition, and operation is inconvenience comparatively.And sheet metal structure is too thin and fragile, during the clamping radiator, can produce the not enough and uneven problem of chucking power, and metal clips easily produces fatigue and permanent deformation when using for a long time, influences the clamping effect.
[summary of the invention]
The purpose of this utility model provides a kind of button and holds simple to operate, laborsaving and button is held firmly, button is held the uniform fixer for heat radiator of power.
The purpose of this utility model is achieved through the following technical solutions: the utility model fixer for heat radiator is used for a radiator is fixed to the chip surface of a circuit board, and it comprises a fixed mount and a fixed frame.Wherein this radiator comprises a pedestal, and this pedestal also in position is provided with location hole; This fixed mount comprises a main part and first reference column and second reference column that protrude out from this main part, and this first reference column top is provided with annular groove, and this second reference column center of top offers screw; This fixed frame comprises a compressed part and first fixed part and second fixed part that extend from this compressed part, be equipped with fixing hole on this first fixed part and second fixed part, the fixing hole of this first fixed part is made of a circular hole and a slit that is communicated with this circular hole, the fixing hole of this second fixed part is slit-like, wherein this first reference column and second reference column pass the location hole of radiator base, the slit-like fixing hole of this first fixed part is fastened on the annular groove of first reference column and first fixed part is fixed, use a screw to pass the slit-like fixing hole of second fixed part and then screw in the screw of second reference column and second fixed part is fixed, like this, the chip surface of this radiator to circuit board fixed in this fixed mount and fixed frame clamping.
The advantage of the utility model fixer for heat radiator is: use reference column and location hole can realize quick location, need not use bigger tight this radiator of defeating before fixed heat sink, therefore can not cause damage to chip; And each part of the metal clips of this fixed frame compressed part all contacts with radiator, therefore can guarantee the equilibrium of chip pressure; At last, adopt the screw closure structure, increase the adhesion of fixed frame and fixed mount, thereby improve the stability maintenance of fixer for heat radiator combination.
[description of drawings]
In conjunction with the embodiments the utility model is further described with reference to the accompanying drawings.
Fig. 1 is the three-dimensional exploded view of the utility model fixer for heat radiator.
Fig. 2 is the three-dimensional combination figure of the utility model fixer for heat radiator and circuit board.
[embodiment]
See also Fig. 1, the utility model fixer for heat radiator comprises a fixed mount 20 and a fixed frame 30, it is in order to be fixed to a radiator 10 on chip 50 surfaces on the circuit board 40 and to assist chip 50 heat radiations, and this circuit board 40 respectively is provided with a through hole 42 at chip 50 4 corners.
This radiator 10 comprises a pedestal 12 and from this pedestal 12 vertically extending radiating fin 14 that makes progress, the through hole 42 of these pedestal 12 corresponding circuits plates 40 is provided with location hole 16.
This fixed mount 20 comprises that one is the main part 22 of cross shape, these main part 22 central authorities run through and offer an opening 222, its four jiaos protrude out two first reference columns 24 and two second reference columns 26 vertically upward, these first reference column, 24 height want high than second reference column 26, this first reference column 24 and second reference column 26 can corresponding pass the through hole 42 of circuit board 40 and be contained in the location hole 16 of this radiator 10, the top of first reference column 24 forms an annular groove 242 than minor diameter, second reference column, 26 top center are provided with screw 262, and the reach of this screw 262 is a certain value.This fixed mount 20 reaches first reference column 24 around this opening 222 and second reference column, 26 bottoms all are equiped with cushion pad 28, and this cushion pad 28 can prevent to damage circuit board 40 when this fixed mount 20 from combining with this circuit board 40, and can play the effect of insulation.
This fixed frame 30 is bent to form by metal clips, it comprises the compressed part 32 of a H shape, this compressed part 32 four jiaos of ends from both sides respectively is bent to form two first fixed parts 34 and two second fixed parts 36 downwards, and this first fixed part 34 and second fixed part 36 are all L-shaped.First fixed part 34 that is positioned at a side offers a fixing hole 340 on its base, this fixing hole 340 is positioned at by one that inboard circular hole 342 and is positioned at the outside and the slit 344 that is communicated with this circular hole 342 constitutes, the diameter of this circular hole 342 is big slightly than the diameter of first reference column 24, and the width of this slit 344 is between the diameter of the annular groove 242 of the diameter of first reference column 24 and this first reference column 24, and the circular hole 342 of this first fixed part 34 can allow first reference column 24 pass; Second fixed part 36 that is positioned at opposite side offers a slit-like fixing hole 362 on its base, the width of this fixing hole 362 is little but big than the diameter of screw 262 than the diameter of second reference column 26.
The utility model fixer for heat radiator also includes the screw 264 that cooperates with the screw 262 of this second reference column 26, and this screw 264 has a threaded portion 266.
Please consult Fig. 1 and Fig. 2 together, during assembling, the through hole 42 that circuit board 40 passes with first reference column 24 and second reference column, 26 correspondences of fixed mount 20 in elder generation, again with the through hole 42 of the location hole 16 alignment circuit plates 40 of this radiator 10 and allow first reference column 24 and second reference column, 26 correspondences pass location hole 16, and then this radiator 10 placed on the surface of chip 50, the top of first reference column 24 and second reference column 26 all is exposed to substrate 12 upsides of radiator 10 at this moment, circular hole 342 with fixed frame 30 first fixed parts 34 entangles first reference column 24 and makes this circular hole 342 be positioned at annular groove 242 places of first reference column 24 then, promoting the slit 344 that this fixed frame 30 makes this first fixed part 34 then is fastened in the annular groove 242 of first reference column 24, like this, first fixed part 34 of this fixed frame 30 is fixed, and this moment fixed frame 30 as yet not to radiator 10 application of forces.Then, at the opposite side frame 30 that is strained and fixed, and the slit-like fixing hole 362 that second fixed part 36 is passed in the threaded portion 266 of screw 264 further screwed in the screw 262 of second reference columns 26, like this, second fixed part 36 of this fixed frame 30 also is fixed.Screw in the process of screwed hole 262 at screw 264, screw 264 slowly is fixed second fixed part 36 of frame 30, and the H shape compressed part 32 of this fixed frame 30 is pressed to this chip 50 upper surfaces to these radiator 10 even application of forces with it gradually.
In the above-described embodiments, these second reference column, 26 height are low than first reference column 24, and these second reference column, 26 diameters are greater than the width of the slit-like fixing hole 362 of this second fixed part 36, these second reference column, 26 center of top are provided with screw 262, during assembling, this second reference column 26 is positioned at second fixed part of this fixed frame 30 below 36, by cooperating that this second fixed part 36 is fixing with screw 264, be appreciated that ground, this second reference column outer surface of cupular part also can be provided with screw thread, and by cooperating with a nut and second fixed part of this fixed frame being fixed, at this moment, this second reference column has identical height with first reference column, and this second reference column can pass the slit-like fixing hole of this second fixed part and cooperates with this nut.
Claims (9)
1. fixer for heat radiator that is used for fixing radiator to the chip surface of circuit board, this circuit board is provided with through hole at four jiaos of places of chip, the through hole of the pedestal corresponding circuits plate of this radiator is provided with location hole, this fixer for heat radiator comprises a fixed mount and a fixed frame, this fixed mount comprises a main part, this main part has protruded out at least one first reference column and one second reference column, this first reference column top is provided with the card division, this fixed frame comprises a compressed part, this compressed part is extended one first fixed part and one second fixed part at least, this first fixed part and second fixed part are provided with fixing hole respectively, first reference column of this fixed mount and the second reference column correspondence are passed the through hole of circuit board and the location hole of radiator base, it is characterized in that: the fixing hole of this first fixed part comprises a circular hole and the slit that is communicated with this circular hole, this first reference column further passes this circular hole, make this slit be fastened on the card division of first reference column, this second reference column top is provided with spiro-locking section, this spiro-locking section is by cooperating with a screw lock device the locking of this fixed frame, thereby makes be fixed frame and the fixed frame clamping of this radiator be fixed on the chip surface of this circuit board.
2. fixer for heat radiator as claimed in claim 1 is characterized in that: this fixed frame is bent to form by metal clips, and its main part is H shape.
3. fixer for heat radiator as claimed in claim 2 is characterized in that: first fixed part of this fixed frame and second fixed part are from four jiaos of ends bending extension downwards respectively of these H shape compressed part both sides.
4. fixer for heat radiator as claimed in claim 3 is characterized in that: the fixing hole of this second fixed part is located on this second fixed part base, and it is slit-like.
5. fixer for heat radiator as claimed in claim 4 is characterized in that: the card division of this first reference column forms an annular groove.
6. fixer for heat radiator as claimed in claim 5 is characterized in that: the spiro-locking section of this second reference column is provided with screw in center of top.
7. fixer for heat radiator as claimed in claim 6 is characterized in that: this screw length is certain value, and this screw can cooperate with a screw.
8. fixer for heat radiator as claimed in claim 7 is characterized in that: the slit-like fixing hole width of this fixed frame second fixed part is between the diameter and this screwhole diameter of this second reference column.
9. fixer for heat radiator as claimed in claim 5 is characterized in that: the spiro-locking section of this second reference column is provided with screw thread at outer surface of cupular part, and this screw thread can cooperate with a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02271062 CN2558190Y (en) | 2002-06-11 | 2002-06-11 | Heat sink fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02271062 CN2558190Y (en) | 2002-06-11 | 2002-06-11 | Heat sink fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2558190Y true CN2558190Y (en) | 2003-06-25 |
Family
ID=33735990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02271062 Expired - Fee Related CN2558190Y (en) | 2002-06-11 | 2002-06-11 | Heat sink fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2558190Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102419982A (en) * | 2010-09-26 | 2012-04-18 | 新科实业有限公司 | Driving arm combination, driving arm soft circuit board combination and disc drive unit |
| CN101990382B (en) * | 2009-08-07 | 2012-12-19 | 鸿富锦精密工业（深圳）有限公司 | Fixing device and equipment using same |
| CN103414036A (en) * | 2013-07-31 | 2013-11-27 | 昆山维金五金制品有限公司 | Radiator connecting assembly |
| CN103425213A (en) * | 2013-07-31 | 2013-12-04 | 昆山维金五金制品有限公司 | Efficient CPU cooling fin |
| CN103517613A (en) * | 2012-06-25 | 2014-01-15 | 富瑞精密组件（昆山）有限公司 | Heat radiation device |
| CN103517612A (en) * | 2012-06-25 | 2014-01-15 | 富瑞精密组件（昆山）有限公司 | Heat radiation device |
| CN108613025A (en) * | 2018-04-28 | 2018-10-02 | 澳洋集团有限公司 | Set convertible heat dissipation mounting bracket in a kind of bottom for LED chip component |
| CN113782500A (en) * | 2021-11-09 | 2021-12-10 | 天霖(张家港)电子科技有限公司 | Semiconductor substrate fixing device |
-
2002
- 2002-06-11 CN CN 02271062 patent/CN2558190Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101990382B (en) * | 2009-08-07 | 2012-12-19 | 鸿富锦精密工业（深圳）有限公司 | Fixing device and equipment using same |
| CN102419982A (en) * | 2010-09-26 | 2012-04-18 | 新科实业有限公司 | Driving arm combination, driving arm soft circuit board combination and disc drive unit |
| CN103517613A (en) * | 2012-06-25 | 2014-01-15 | 富瑞精密组件（昆山）有限公司 | Heat radiation device |
| CN103517612A (en) * | 2012-06-25 | 2014-01-15 | 富瑞精密组件（昆山）有限公司 | Heat radiation device |
| CN103517612B (en) * | 2012-06-25 | 2017-06-13 | 富瑞精密组件（昆山）有限公司 | Heat abstractor |
| CN103414036A (en) * | 2013-07-31 | 2013-11-27 | 昆山维金五金制品有限公司 | Radiator connecting assembly |
| CN103425213A (en) * | 2013-07-31 | 2013-12-04 | 昆山维金五金制品有限公司 | Efficient CPU cooling fin |
| CN108613025A (en) * | 2018-04-28 | 2018-10-02 | 澳洋集团有限公司 | Set convertible heat dissipation mounting bracket in a kind of bottom for LED chip component |
| CN113782500A (en) * | 2021-11-09 | 2021-12-10 | 天霖(张家港)电子科技有限公司 | Semiconductor substrate fixing device |
| CN113782500B (en) * | 2021-11-09 | 2022-03-04 | 天霖(张家港)电子科技有限公司 | Semiconductor substrate fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |