CN2672864Y - Heat radiator fastener - Google Patents
Heat radiator fastener Download PDFInfo
- Publication number
- CN2672864Y CN2672864Y CN 200320117275 CN200320117275U CN2672864Y CN 2672864 Y CN2672864 Y CN 2672864Y CN 200320117275 CN200320117275 CN 200320117275 CN 200320117275 U CN200320117275 U CN 200320117275U CN 2672864 Y CN2672864 Y CN 2672864Y
- Authority
- CN
- China
- Prior art keywords
- radiator
- fin
- buckling device
- mentioned
- engaging 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a heat radiator fastener, which comprises an operation body, a spring and a clamping body; the operation body is provided with a hollow barrel having two symmetrical elongated bayonets and a pole that is projected outward from the inside of the barrel; the spring is sheathed on a long pole, and is positioned in the barrel; a boring that is penetrated both ends and formed at the inside of the clamping body is used for the penetration of the long pole of the operation body; the periphery of the middle part forms a bead; fluting is longitudinally formed at the upper part of the bead of the clamping body, and a plurality of flexible arms are formed; the flexible arm is provided with a first and a second clamping blocks that are orderly clamped with the bayonets of the operation body; two reverse-buckling parts are formed on the clamping body arranged at the lower part of the bead.
Description
[technical field]
The utility model is about a kind of buckling device, the buckling device of radiator that particularly a kind of operating physical force is little, button keeps steady and consolidates and can not cause motherboard to damage.
[background technology]
Along with the fast development of electronic industry, it is outstanding further that heat dissipation problem becomes, and radiator that electronic component is used and buckling device of radiator are also in continuous improvement.A kind of existing buckling device of radiator sees also Fig. 1, shown in Figure 2, this buckling device of radiator comprises a tenon post 1 and a spring 2, this tenon post 1 upper end forms a fin 3, the tenon post 1 terminal back-off portion 4 that forms, these back-off portion 4 central longitudinal are to establishing a joint-cutting 5, thereby but this back-off portion 4 is divided into 2 half back-off portions of elasticity clinching, above-mentioned tenon post 1 is inserted in above-mentioned spring 2.Use on the radiator 6 of above-mentioned buckling device of radiator and establish several through holes 7, also establish several through holes 7 ' corresponding on the motherboard 9 with through hole 7.
When radiator 6 is installed, radiator 6 is placed on the motherboard 9, and be close to electronic component 8 surfaces, its through hole 7 is relative with motherboard through hole 7 ', the tenon post 1 that is arranged with spring 2 is from top to bottom passed through hole 7,7 ', when tenon post 1 back-off portion 4 protrudes out motherboard 9 bottom surfaces with motherboard 9 oppositely card end, spring 2 be compressed and support radiator 6 base top surface, radiator 6 can be fixed on the electronic component 8.Because the strong restoring force of above-mentioned back-off portion 4, need implement big active force to tenon post 1, can make it pass through motherboard 9, and because factors such as the elasticity of spring 2 and unsteadiness, make tenon post 1 as easy as rolling off a log swinging during operation, and the through hole 7,7 ' that further causes radiator 6 and motherboard 9 weares and teares or enlarges, make that fastening effect reduces, influence radiator 6 and contact, even because the tenon post 1 on the motherboard 9 swings and big and easily take place motherboard 9 and electronic component 8 breakoff phenomenons to the active force of tenon post 1 with the firm of electronic component 8.So this structure still remains further to be improved.
[summary of the invention]
The purpose of this utility model is to provide the buckling device of radiator that a kind of not only operating physical force is little, button keeps steady and consolidates but also can not cause motherboard to damage.
The purpose of this utility model is achieved through the following technical solutions:
Buckling device of radiator of the present utility model comprises an operating body, a flexible member and an engaging body.The aforesaid operations body has the hollow cylinder that at least one end is an opening, the protruding stock of this column body, the post jamb of cylinder is offered at least one bayonet socket, above-mentioned flexible member is arranged in the cylinder of operating body, above-mentioned engaging body in a tubular form, it has a perforation that runs through two ends and can supply the operating body stock to penetrate, the peripheral fin that forms of this engaging body, first fixture block and second fixture block that fastens successively with the operating body bayonet socket established in its appropriate location, fin top, the terminal back-off portion that opened at least two minutes that forms of the engaging body of fin below.
The utility model is compared with prior art has following advantage: because the flexible member of buckling device of radiator is embedded in the operating body cylinder, the stock of operating body is inserted in the perforation of engaging body, and by operating body and engaging body fin end clamping radiator, thereby make that buckling device of radiator can not swing when fastening, very firm, and can avoid the wearing and tearing of element; In addition, the utility model back-off portion realizes linking closely by stock distending two back-off portions and closes, so back-off portion does not need very big elasticity, thereby necessary operations power is little, and the bayonet socket by operating body with engage body first fixture block and fasten and reach buckling device of radiator and radiator is assembled in advance, thereby the assembly program on the minimizing motherboard, and reduce the danger that is damaged of electronic component and motherboard.
With reference to the accompanying drawings, the utility model will be further described in conjunction with the embodiments.
[description of drawings]
Fig. 1 is the stereogram of a buckling device of radiator in the prior art.
Fig. 2 is the user mode partial sectional view of buckling device of radiator among Fig. 1.
Fig. 3 is the three-dimensional exploded view of the utility model buckling device of radiator and associated component.
Fig. 4 is the stereogram of the utility model buckling device of radiator.
Fig. 5 is the three-dimensional exploded view of the utility model buckling device of radiator.
Fig. 6 is the partial sectional view of the utility model buckling device of radiator and the pre-assembled state of radiator.
Fig. 7 is the partial sectional view that the utility model buckling device of radiator is reached buckling state.
[embodiment]
Please consult Fig. 3 to Fig. 7 simultaneously, the utility model buckling device of radiator 10 is in order to radiator 20 is fixed on the motherboard 40, and be close to the heat-generating electronic elements surfaces such as central processing unit 30 that are installed on the motherboard 40, to distribute the heat that central processing unit 30 is produced.Above-mentioned radiator 20 has a pedestal 22, and 22 4 jiaos of this pedestals place is provided with a through hole 24 respectively, and above-mentioned motherboard 40 is also established several and radiator 20 pedestals 22 through holes 24 corresponding through holes 42 on central processing unit 30 peripheral position.
Above-mentioned buckling device of radiator 10 comprises an operating body 12, a spring 14 and an engaging body 16.Aforesaid operations body 12 has a hollow cylinder 122, cylinder is respectively blind end and openend in two ends about in the of 122, this two ends outer peripheral face all outwards protrudes out a fin 124, the post jamb of cylinder 122 is offered two relative microscler bayonet sockets 126, this bayonet socket 126 is close to openend fins 124 and extends to cylinder 122 blind end directions, a stock 128 is established in the extension of cylinder 122 blind end inner surface central vertical, this stock 128 stretches out cylinder 122 openends, stock 128 is overlapping substantially with cylinder 122 axis, above-mentioned spring 14 is set on the stock 128, and is positioned at cylinder 122.Above-mentioned engaging body 16 roughly in a tubular form, its inside has the perforation 162 that runs through two ends, engaging body 16 centre position outer surfaces form a fin 164 of outside protrusion, the engaging body 16 of fin 164 tops is vertically offered grooving and is formed a relative elastic arm 166, the end of this elastic arm 166 and between end and fin 164 appropriate location outwards convex with respectively the symmetry first fixture block 168 and second fixture block 170, be positioned at the engaging body 16 terminal two relative back-off portions 172 of extending of fin 164 belows, each back-off portion 172 terminal convergent and form the taper barb, this two back-offs portion 172 separates by a kerf 174, otch 174 connects with the perforation 162 that engages body 16 inside, wherein engaging body 16 perforation 162 diameters of fin 164 tops are greater than engaging body 16 perforation 162 of fin 164 belows, thereby operating body 12 is connected the back with engaging body 16 forms headspace above fin 164, when being beneficial to make operating body 12 to take apart with the connector that engages body 16 elastic arm 166 is inwardly promoted.
When radiator 20 is installed, several elastic arms 166 that at first will engage body 16 fins 164 tops from bottom to top pass radiator 20 pedestals 22 through holes 24, second fixture block 170 of engaging body 16 is contacted with radiator 20 pedestals 22 end faces, again the stock that is arranged with spring 14 128 of operating body 12 is aimed at 16 perforation 162 of engaging bodies and inserted, and the elastic arm 166 on the engaging body 16 is positioned at operating body 12 cylinders 122, when first fixture block 168 that makes elastic arm 166 snaps in cylinder 122 bayonet sockets 126, spring 14 is stuck the extruding of body 16 ends and produces elastic-restoring force, make operating body 12 and engage body 16 when linking into an integrated entity, make buckling device 10 and radiator 20 reach pre-assembling.Pre-respectively the assembling after the above-mentioned buckling device 10 on the through hole 24 that radiator is 20 4 jiaos, the assembly of radiator 20 and buckling device 10 is placed motherboard 40 tops, motherboard 40 relative through holes 42 are aimed at by the back-off portion 172 of engaging body 16 to be inserted, when the barb of back-off portion 172 ends passes motherboard 40 bottom surfaces, expand outward by self elasticity and with motherboard 40 bottom surface cards only, again operating body 12 is further exerted pressure, the bayonet socket 126 of operating body 12 is fastened with second fixture block 170 that engages body 16, and the stock 128 of operating body 12 supports engaging body 16 2 back-off portions 172, make outer the expanding of two back-off portions 172 and link closely with motherboard 40 bottom surfaces and to close, simultaneously spring 14 is stuck further extruding and its elastic-restoring force increases gradually of body 16, support engaging body 16 energetically, make radiator 20 and central processing unit 30 strong bonded.
Understandably, the spring 14 of the utility model buckling device of radiator 10 can be replaced by folding continuously flexible members such as elastic strip body.And buckling device of radiator 10 integral body can be round or the polygon column.
Also understandably, the quantity of the back-off portion 172 of the engaging body 16 of the utility model buckling device of radiator 10 can be made as more than two, decides on actual conditions.
Claims (8)
1. buckling device of radiator, comprise an operating body, one flexible member and an engaging body, it is characterized in that: this operating body has the hollow cylinder that at least one end is an opening, the protruding stock of this column body, the post jamb of cylinder is offered at least one bayonet socket, above-mentioned flexible member is arranged in the cylinder of operating body, above-mentioned engaging body in a tubular form, it has a perforation that runs through two ends and can supply the operating body stock to penetrate, the peripheral fin that forms of this engaging body, first fixture block and second fixture block that fastens successively with the operating body bayonet socket established in its appropriate location, fin top, the terminal back-off portion that opened at least two minutes that forms of the engaging body of fin below.
2. buckling device of radiator as claimed in claim 1 is characterized in that: above-mentioned flexible member is a spring, is set on the stock of operating body.
3. buckling device of radiator as claimed in claim 1 is characterized in that: above-mentioned engaging body is vertically offered grooving and is formed at least one elastic arm above fin, be convexly equipped with above-mentioned first fixture block and second fixture block by the elastic arm end successively to the fin direction.
4. buckling device of radiator as claimed in claim 1 is characterized in that: above-mentioned engaging body is straight through greater than the perforation below the fin in the perforation above the fin.
5. buckling device of radiator as claimed in claim 1 is characterized in that: aforesaid operations scapus body two ends side face all outwards protrudes out a fin, this bayonet socket next-door neighbour openend fin.
6. buckling device of radiator as claimed in claim 1 is characterized in that: two back-off portions of above-mentioned engaging body are separated by an otch that is communicated with the perforation of engaging body.
7. buckling device of radiator as claimed in claim 6 is characterized in that: the terminal convergent of above-mentioned back-off portion and form the taper barb.
8. buckling device of radiator as claimed in claim 6 is characterized in that: the stock of aforesaid operations body insert the engaging body perforation and with the outside distending of above-mentioned two back-off portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320117275 CN2672864Y (en) | 2003-10-18 | 2003-10-18 | Heat radiator fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320117275 CN2672864Y (en) | 2003-10-18 | 2003-10-18 | Heat radiator fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2672864Y true CN2672864Y (en) | 2005-01-19 |
Family
ID=34475415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320117275 Expired - Fee Related CN2672864Y (en) | 2003-10-18 | 2003-10-18 | Heat radiator fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2672864Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101998796A (en) * | 2009-08-11 | 2011-03-30 | 富准精密工业(深圳)有限公司 | Fastener, and radiating device and electronic device employing fastener |
| CN103375885A (en) * | 2012-04-17 | 2013-10-30 | 珠海格力电器股份有限公司 | Float assembly, water tank comprising same and dehumidifier |
| CN105697492A (en) * | 2015-07-07 | 2016-06-22 | 深象紧固系统（深圳）有限公司 | Shockproof lock-catch nail |
-
2003
- 2003-10-18 CN CN 200320117275 patent/CN2672864Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101998796A (en) * | 2009-08-11 | 2011-03-30 | 富准精密工业(深圳)有限公司 | Fastener, and radiating device and electronic device employing fastener |
| CN103375885A (en) * | 2012-04-17 | 2013-10-30 | 珠海格力电器股份有限公司 | Float assembly, water tank comprising same and dehumidifier |
| CN103375885B (en) * | 2012-04-17 | 2016-08-24 | 珠海格力电器股份有限公司 | Float assembly, water tank comprising same and dehumidifier |
| CN105697492A (en) * | 2015-07-07 | 2016-06-22 | 深象紧固系统（深圳）有限公司 | Shockproof lock-catch nail |
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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: 20050119 Termination date: 20101018 |