CN101925288A - Radiating device and fastener thereof - Google Patents
Radiating device and fastener thereof Download PDFInfo
- Publication number
- CN101925288A CN101925288A CN2009103032959A CN200910303295A CN101925288A CN 101925288 A CN101925288 A CN 101925288A CN 2009103032959 A CN2009103032959 A CN 2009103032959A CN 200910303295 A CN200910303295 A CN 200910303295A CN 101925288 A CN101925288 A CN 101925288A
- Authority
- CN
- China
- Prior art keywords
- positioning seat
- fastener
- pressure section
- radiator
- keeper
- 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.)
- Pending
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Classifications
-
- 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
- H01L23/40—Mountings or securing means for detachable cooling or heating arrangements ; fixed by friction, plugs or springs
- H01L23/4093—Snap-on arrangements, e.g. clips
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T24/00—Buckles, buttons, clasps, etc.
- Y10T24/44—Clasp, clip, support-clamp, or required component thereof
- Y10T24/44034—Dissociable gripping members
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The invention discloses a radiating device, which comprises a radiator, a linear fastener and a positioning piece, wherein the linear fastener comprises a pressing part, a first elastic arm and a second elastic arm; the positioning piece comprises a positioning seat and two positioning arms; the bottom of the positioning seat is provided with an accommodating groove; the top of the positioning seat is provided with a positioning groove; each positioning arm is provided with two opposite baffle plates; the pressing part of the fastener is provided with a protrusion; at least two radiating fins are provided with a hook respectively; the positioning seat is positioned on a substrate of the radiator and sandwiched between the at least two radiating fins; the positioning seat is sandwiched between the hooks and the substrate along the vertical direction; each radiating fin is clamped the two opposite baffle plates of the positioning arm; the pressing part of the fastener is accommodated in the accommodating groove of the positioning seat; and the protrusion of the pressing part is embedded into the positioning groove of the positioning seat. Compared with the prior art, the radiating device pre-assembles the fastener on the radiator under the cooperation of the positioning piece so as to ensure that the radiator and electronic components are closely attached.
Description
Technical field
The present invention relates to a kind of heat abstractor, particularly a kind of can be firmly and fast conform to heat abstractor and fastener thereof on the electronic component.
Background technology
Along with the fast development of electronic industry, electronic element radiating problems such as central processing unit become all the more outstanding, and industry adopts radiator to dispel the heat usually.At its carry out heat transmission radiator and with radiator and electronic component fixedly the fastener of usefulness all constantly improve and innovate, the existing fastener that combines with radiator has screw fastener, linear fastener, shell fragment shape fastener and cylindricality fastener etc. multiple.So, existing fastener all exists the combination defective tightness firm, causes the effect that contacts of the fixing insecure and influence of radiator and electronic component and electronic component.
Summary of the invention
Given this, be necessary to provide a kind of can be firmly and fast conform to heat abstractor and fastener thereof on the electronic component.
A kind of heat abstractor, comprise radiator, linear fastener and keeper, radiator comprises pedestal and at least two radiating fins that are oppositely arranged, these at least two radiating fins are extended upward by pedestal and form, linear fastener comprises pressure section and is arranged at first elastic arm and second elastic arm at pressure section two ends respectively, this keeper comprises positioning seat and two registration arm, these two registration arm relatively are arranged at the both sides of this positioning seat, the bottom of positioning seat is provided with an accepting groove, the top of positioning seat is provided with a location notch, each registration arm is provided with two relative catch, the pressure section of fastener is provided with a projection, on these at least two radiating fins a hook is set respectively, positioning seat is on the pedestal of radiator and be located between these at least two radiating fins, and positioning seat vertically is located between hook and the pedestal, and each radiating fin is located between two catch of corresponding registration arm, the pressure section of fastener is contained in the accepting groove of positioning seat, and the projection of pressure section embeds in the location notch of positioning seat.
Compared with prior art, heat abstractor of the present invention is pre-assembled in linear fastener on the radiator under the cooperation of keeper, make linear fastener only can in the accepting groove of keeper, rotate, and can not move, thereby guarantee that radiator and electronic component fit tightly relative to radiator.
Description of drawings
Fig. 1 is the explosive view of a preferred embodiment of heat abstractor of the present invention and circuit board.
Fig. 2 be among Fig. 1 heat abstractor along the partial cross-sectional perspective view of II-II.
Fig. 3 be among Fig. 1 heat abstractor along the partial cross-sectional perspective view of III-III.
Fig. 4 is the stereogram of keeper among Fig. 1.
Embodiment
As shown in Figure 1, heat abstractor 1 comprises radiator 11 and fastener of heat radiator 10.Radiator 11 comprises the radiating fin 112 that pedestal 111 and some intervals are provided with, and these some radiating fins 112 are protruded out straight up by pedestal 111 and form.These some radiating fins 112 are column, are scattered in many rows and multiple row on pedestal 111, thereby form vertical mutually some lateral gas passages 118 and the some longitudinal air flow passages 119 that connects on pedestal 111 respectively.
See also Fig. 2 and Fig. 3, two adjacent radiating fins 113,114 are positioned at pedestal 111 central authorities and are relatively arranged on the both lateral sides that is positioned at central longitudinal air flow passage 110.These two radiating fins 113,114 relatively are provided with two hooks triangular in shape 115, and these two hooks 115 are close to pedestal 111.Each hook 115 comprises guide ramp 116 and limiting stand terrace 117, and to longitudinal air flow passage 110 outstanding and downward-sloping extending to form, limiting stand terrace 117 is a horizontal plane and the bottom that is positioned at hook 115 to guide ramp 116 by radiating fin 113.
Fastener of heat radiator 10 comprises linear fastener 12 and keeper 13.Linear fastener 12 is bent to form continuously by a wire, integral body roughly is the Z font, comprise pressure section 121, first elastic arm 122 and second elastic arm 123, pressure section 121 is positioned at the central authorities of linear fastener 12, and first elastic arm 122 and second elastic arm 123 are symmetricly set in the two ends of pressure section 121 respectively.Pressure section 121 integral body roughly are vertical straight shape, the outstanding projection 124 that forms of bending on the mediad of pressure section 121.First elastic arm 122 and second elastic arm 123 are extended in opposite direction by vertical two ends of pressure section 121 respectively and form, and the end of first elastic arm 122 and second elastic arm 123 forms a clasp 125 respectively.
See also Fig. 4, keeper 13 integral body roughly are the W type, comprise positioning seat 131 and two registration arm 132.Positioning seat 131 is the semicircle arcuation, and the bottom of positioning seat 131 has the accepting groove 134 of a semicircle.The central authorities of positioning seat 131 form the location notch 135 that is vertical straight shape, and this location notch 135 matches with the projection 124 of linear fastener 12, and vertical two ends of location notch 135 have forward and backward guide vane end stop 136,137 respectively.Two registration arm 132 relatively are arranged at the both lateral sides of positioning seat 131, each registration arm 132 by the edge of positioning seat 131 upwards and outward-dipping extension form.Vertical two ends of registration arm 132 are respectively along the horizontal and formation catch 138 that stretches out.
When pre-assembling heat abstractor 1, the pressure section 121 of linear fastener 12 is arranged in the accepting groove 134 of keeper 13 and the projectioies 124 of linear fastener 12 are inserted in the location notch 135 of keeper 13.Keeper 13 and linear fastener 12 are inserted in the longitudinal air flow passage 110 of radiator 11 in the lump, the registration arm 132 of keeper 13 is clamp-oned downwards in the longitudinal air flow passage 110 along the guide ramp 116 of hook 115, and registration arm 132 is inside strain in the process of clamp-oning longitudinal air flow passage 110.Keeper 13 is arranged on the pedestal 111 after linking up with 115 guide ramp 116, the registration arm 132 of keeper 13 is recovered elastic deformation, the registration arm 132 of keeper 13 vertically is located between the limiting stand terrace 117 and pedestal 111 of hook 115, the registration arm 132 of keeper 13 is along laterally being located in adjacent radiating fin 113, between 114, the both sides of radiating fin 113 broad wayss are located between two catch 138 of one of them registration arm 132, and the both sides of radiating fin 114 broad wayss are located between two catch 138 of another registration arm 132.So, cooperation lower linear fastener 12 at keeper 13 is pre-assembled on the radiator 11, the transverse movement of restriction keeper 13 thereby adjacent radiating fin 113,114 matches with the registration arm 132 of keeper 13, the hook 115 of radiating fin 113,114 and pedestal 111 limit the movement in vertical direction of keeper 13 in the lump, and the catch 138 of keeper 13 matches with radiating fin 113,114 with the lengthwise movement of restriction keeper 13.The projection 124 of linear fastener 12 is contained in the location notch 135 of keeper 13, the lengthwise movement of the linear fastener 12 of forward and backward guide vane end stop 136,137 restrictions of keeper 13, thereby linear fastener 12 only can rotate in the accepting groove 134 of keeper 13, and linear fastener 12 vertically, laterally reaches with respect to radiator 11 and vertically all can not move.
When being installed on heat abstractor 1 on the circuit board 20 (Fig. 1 illustrates), the pedestal 111 of heat abstractor 1 is placed on the electronic component 30 (Fig. 1 illustrates) of circuit board 20, respectively first elastic arm 122 and second elastic arm 123 of linear fastener 12 are done clockwise and rotated counterclockwise then, until the clasp 125 of first elastic arm 122 and one of them lug 21 (Fig. 1 illustrates) fastening of circuit board 20, the clasp 125 of second elastic arm 123 fastens with another lug 21 of circuit board 20.The strain of linear fastener 12 makes the pedestal 111 of 121 pairs of radiators 11 of pressure section of linear fastener 12 produce downward pressure, thereby radiator 11 fits tightly with electronic component 30 on the circuit board 20.
Claims (9)
1. heat abstractor, comprise radiator, linear fastener and keeper, radiator comprises pedestal and at least two radiating fins that are oppositely arranged, these at least two radiating fins are extended upward by pedestal and form, linear fastener comprises pressure section and is arranged at first elastic arm and second elastic arm at pressure section two ends respectively, it is characterized in that, this keeper comprises positioning seat and two registration arm, these two registration arm relatively are arranged at the both sides of this positioning seat, the bottom of positioning seat is provided with an accepting groove, the top of positioning seat is provided with a location notch, each registration arm is provided with two relative catch, the pressure section of fastener is provided with a projection, on these at least two radiating fins a hook is set respectively, positioning seat is on the pedestal of radiator and be located between these at least two radiating fins, positioning seat vertically is located between hook and the pedestal, each radiating fin is located between two catch of corresponding registration arm, the pressure section of fastener is contained in the accepting groove of positioning seat, and the projection of pressure section embeds in the location notch of positioning seat.
2. heat abstractor as claimed in claim 1 is characterized in that keeper is the W type, and positioning seat is the semicircle arcuation, and each registration arm is made progress and outward-dipping forming by the lateral margin of positioning seat.
3. heat abstractor as claimed in claim 1 is characterized in that, interval one passage between these at least two radiating fins, and the location notch of positioning seat is provided with along this channel direction, and the two ends in this location notch along channel direction are respectively equipped with a guide vane end stop.
4. heat abstractor as claimed in claim 3 is characterized in that, this pressure section extends along the direction of this passage.
5. heat abstractor as claimed in claim 1 is characterized in that this fastener is Z-shaped, and this first elastic arm and second elastic arm are extended in opposite direction by the two ends of pressure section respectively and form.
6. heat abstractor as claimed in claim 1 is characterized in that, the end of this first elastic arm and second elastic arm forms a clasp respectively.
7. heat abstractor as claimed in claim 1 is characterized in that, each hook comprises guide ramp and limiting stand terrace, and guide ramp is outside and downward-sloping extending to form by radiating fin, and this limiting stand terrace is a horizontal plane and the bottom that is positioned at hook.
8. fastener of heat radiator, comprise linear fastener and keeper, linear fastener comprises pressure section and is arranged at first elastic arm and second elastic arm at pressure section two ends respectively, it is characterized in that, this keeper comprises positioning seat and two registration arm, these two registration arm relatively are arranged at the both sides of this positioning seat, the bottom of positioning seat is provided with an accepting groove, the top of positioning seat is provided with a location notch, each registration arm is provided with two relative catch, the pressure section of fastener is provided with a projection, and the pressure section of fastener is contained in the accepting groove of positioning seat, and the projection of pressure section embeds in the location notch of positioning seat.
9. fastener of heat radiator as claimed in claim 8 is characterized in that keeper is the W type, and it is Z-shaped that fastener is.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103032959A CN101925288A (en) | 2009-06-16 | 2009-06-16 | Radiating device and fastener thereof |
| US12/540,354 US20100314073A1 (en) | 2009-06-16 | 2009-08-12 | Heat dissipation device and clip assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103032959A CN101925288A (en) | 2009-06-16 | 2009-06-16 | Radiating device and fastener thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101925288A true CN101925288A (en) | 2010-12-22 |
Family
ID=43305387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103032959A Pending CN101925288A (en) | 2009-06-16 | 2009-06-16 | Radiating device and fastener thereof |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20100314073A1 (en) |
| CN (1) | CN101925288A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107135630A (en) * | 2016-02-29 | 2017-09-05 | Smc株式会社 | Controller assemblies |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455763A (en) * | 2010-10-27 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Heat radiator fixing device combination |
| US9591788B2 (en) * | 2011-04-13 | 2017-03-07 | Siemens Aktiengesellschaft | Coupling system between a waste-heat generator and a waste-heat receiver |
| CN107591998A (en) * | 2013-11-26 | 2018-01-16 | 台达电子企业管理（上海）有限公司 | Power supply change-over device and its Power convert board component |
| US9560792B2 (en) * | 2015-01-30 | 2017-01-31 | Netgear, Inc. | Apparatus and method for heat sink assembly |
| US11291140B2 (en) * | 2020-07-13 | 2022-03-29 | TEC CONNECTIVITY SERVICES GmbH | Heat sink assembly for an electrical component |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1104320A (en) * | 1993-12-20 | 1995-06-28 | 热合金有限公司 | Heat sink attachment assembly |
| US6644387B1 (en) * | 2002-06-20 | 2003-11-11 | Hon Hai Precision Ind. Co., Ltd. | Heat sink assembly with spring clamp |
| US20040062007A1 (en) * | 2002-10-01 | 2004-04-01 | George Hsieh | Heat sink and retaining clip assembly |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5436798A (en) * | 1994-01-21 | 1995-07-25 | Wakefield Engineering, Inc. | Spring clip and heat sink assembly for electronic components |
| US5594624A (en) * | 1994-04-05 | 1997-01-14 | Thermalloy, Inc. | Strap spring for heat sink clip assembly |
| TW534367U (en) * | 2000-04-05 | 2003-05-21 | Foxconn Prec Components Co Ltd | Heat dissipation device assembly |
| TW490129U (en) * | 2001-03-20 | 2002-06-01 | Foxconn Prec Components Co Ltd | heat dissipating apparatus |
| US6496371B2 (en) * | 2001-03-30 | 2002-12-17 | Intel Corporation | Heat sink mounting method and apparatus |
| US6518507B1 (en) * | 2001-07-20 | 2003-02-11 | Hon Hai Precision Ind. Co., Ltd. | Readily attachable heat sink assembly |
| TW499151U (en) * | 2001-07-20 | 2002-08-11 | Foxconn Prec Components Co Ltd | Buckling divide for heat sink |
| US20030106670A1 (en) * | 2001-12-10 | 2003-06-12 | Lee Hsieh Kun | Clip for heat sink |
-
2009
- 2009-06-16 CN CN2009103032959A patent/CN101925288A/en active Pending
- 2009-08-12 US US12/540,354 patent/US20100314073A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1104320A (en) * | 1993-12-20 | 1995-06-28 | 热合金有限公司 | Heat sink attachment assembly |
| US6644387B1 (en) * | 2002-06-20 | 2003-11-11 | Hon Hai Precision Ind. Co., Ltd. | Heat sink assembly with spring clamp |
| US20040062007A1 (en) * | 2002-10-01 | 2004-04-01 | George Hsieh | Heat sink and retaining clip assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107135630A (en) * | 2016-02-29 | 2017-09-05 | Smc株式会社 | Controller assemblies |
Also Published As
| Publication number | Publication date |
|---|---|
| US20100314073A1 (en) | 2010-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20101222 |