CN2891606Y

CN2891606Y - Heat sink device

Info

Publication number: CN2891606Y
Application number: CN 200620002010
Authority: CN
Inventors: 张�杰; 凌昕
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2006-01-27
Filing date: 2006-01-27
Publication date: 2007-04-18
Anticipated expiration: 2016-01-27

Abstract

A heat dissipation device comprises a heat sink and a fastener. The buckle comprises a fixed seat, a first locking device and a second locking device which are respectively arranged at two opposite ends of the fixed seat. The fixing seat of the buckle is arranged at the bottom of the base of the radiator. One end of the fixed seat is bent to extend a first support arm and two pivoting plates, and the other end is bent to extend a second support arm and two clamping hooks; the first locking device comprises an operating part and a buckle part, wherein the operating part is movably pivoted on the fixed seat, and the buckle part is movably pivoted on the operating part and is provided with a buckle hole; the fastening part of the second locking device is provided with three fastening holes and a locking hole, and the fastening hook of the fixed seat is correspondingly fastened in the locking hole. The fastening holes of the two locking devices are respectively matched with the protruding hooks at two ends of a fixed support so as to lock the radiator on the fixed support. The buckle is convenient to assemble and disassemble, and the heat radiation performance of the radiator cannot be influenced.

Description

Heat abstractor

Technical field

The utility model relates to a kind of heat abstractor, relates in particular to a kind of heat abstractor of installing and removing convenience, good heat dissipation effect.

Background technology

For example the interior CPU (CPU) of computer in working order down can the evolution of heat for general electronic installation now.Along with the processing speed of CPU speeds, its heat that distributes also increases thereupon.Therefore, need install a heat abstractor usually additional on CPU dispels the heat.

Announce the CPU radiator shown in No. 5638258 as United States Patent (USP), need cut radiating fin during the installing of the fastener of this radiator, offer a groove, again fastener is attached in the groove in the central authorities of radiator.Will cause the area of dissipation of radiator to reduce, heat-sinking capability descends.

Heat abstractor shown in No. the 94201636th, the Taiwan patent application for another example, the fastener of this heat abstractor is mounted between fan and the radiator, and it can hinder the air current flow that fan blows out, and also can reduce the heat-sinking capability of radiator.

The fastener of the radiator shown in No. the 92211746th, Taiwan patent application, this fastener use screw to lock to the bottom of radiator, and this fastener can not cause harmful effect to the heat-sinking capability of radiator.But be to use this fastener to match and radiator could be fixed on the circuit board by the corresponding base that is installed in back of circuit board with, and the system of existing AMD framework can not install base, its system design criteria is to establish a fixed support at the periphery of CPU, and these support bracket fastened two distal process set out some prominent hooks.Therefore be necessary this fastener is improved, make it be fit to be applied in the system of existing AMD framework.

Summary of the invention

Main purpose of the present utility model, the heat abstractor that be to provide a kind of and install and remove conveniently, radiating effect is good.

To achieve these goals, the utility model provides a kind of heat abstractor, this heat abstractor comprises a radiator and a fastener, this radiator comprises a pedestal and some radiating fins that is located at this pedestal top, this fastener comprises a holder, is installed in one first locked instrument and one second locked instrument of this holder opposite end respectively, and the holder of this fastener is installed in the base bottom of this radiator; One end of this holder upwards bends earlier and extends one first support arm, this first support arm end outwards bends out two pivot connecting plates again, the other end that this holder is relative also upwards bends earlier and extends one second support arm, and this second support arm end outwards bends and extends two grabs; This first locked instrument comprises an operating parts and a fastener, and this operating parts comprises one handle and two pivot connecting plates that bend out from this handle other end, and the corresponding activity of two pivot connecting plates of this operating parts is pivotally attached on two pivot connecting plates of this holder; This fastener comprises a buckle arm and bend extended two pin-jointing pieces by this buckle arm other end, and an end of this buckle arm is provided with a block button hole, and the corresponding activity of two pin-jointing pieces of this fastener is pivotally attached on two pivot connecting plates of this operating parts; This second locked instrument comprises a clamping part, and this clamping part is provided with three block button holes and a lockhole, and the grab correspondence of this holder is fastened in the lockhole of this second locked instrument, thereby this second locked instrument is attached on the holder.

The below of this heat abstractor is provided with a fixed support, some prominent hooks respectively are equipped with at these support bracket fastened two ends, the block button hole of the block button hole of this first locked instrument and this second locked instrument matches with the prominent hook at these fixed support two ends respectively, thereby this heat abstractor is fixed on this fixed support.

The utlity model has following beneficial effect: the handle that fastener of the present utility model only need upwards be pulled first locked instrument can be locked to radiator on the fixed support, this radiator can be pulled down from fixed support and pull this handle downwards, installed and removed very convenient; The installing mode of this fastener does not need to cut the radiating fin on the radiator in addition, can not stop that the air-flow of fan blows to radiator, so radiator has better radiating effect yet.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model heat abstractor.

Fig. 2 is the three-dimensional exploded view of another angle of the utility model heat abstractor.

Fig. 3 is the three-dimensional exploded view of the fastener of the utility model heat abstractor.

Fig. 4 is the three-dimensional combination figure of the fastener of the utility model heat abstractor.

Fig. 5 is the three-dimensional combination figure of the utility model heat abstractor.

Embodiment

See also Fig. 1 to Fig. 5, a kind of heat abstractor, be used for to a central processing unit (CPU) 92 heat radiations, this CPU92 is installed on the circuit board 94, one fixed support 96 is installed around this CPU92, this fixed support 96 is rectangle frameworks, and its central authorities are provided with an opening 962, and some prominent hooks 98 respectively are equipped with at its relative two ends.

This heat abstractor comprises a radiator 1, one fastener 3 and a fan 5.

This radiator 1 comprises a pedestal 12 and some radiating fins 14 that extends upward from pedestal 12.The prominent downwards projection 124 that sets out of the bottom center of this pedestal 12, and all at this projection 124 along offering four screws 122.

This fastener 3 is installed in pedestal 12 bottoms of this radiator 1, one second locked instrument 36 that it comprises a rectangular holder 32, is installed in one first locked instrument 34 of these holder 32 1 ends and is installed in these holder 32 relative other ends.

These holder 32 central authorities are provided with a square containing hole 322, and its four jiaos respectively are provided with a through hole 324.The projection 124 of this radiator 1 can wear in the containing hole 322 that is contained in this holder 32, use the corresponding respectively through hole 324 back correspondences of passing of four bolts (figure does not show) to be screwed in the screw 122 of these pedestal 12 bottoms again, this fastener 3 firmly can be installed to the bottom of this radiator 1 pedestal 12.One first support arm 326 is extended in the upwards vertical earlier bending of one end of this holder 32, and these first support arm, 326 terminal both sides outwards respectively bend out a pivot connecting plate 328 perpendicular to this first support arm 326.Correspondence respectively is provided with a pivoted hole 330 on this two pivot connecting plate 328.The upper limb correspondence of this two pivot connecting plate 328 respectively is provided with a draw-in groove 332.One second support arm 334 is extended in these holder 32 relative upwards vertical earlier bendings of the other end, and two grabs 336 are extended in these second support arm, 334 terminal further outwards vertical bendings.Wherein between this two grab 336, be provided with a slit 338, offer a draw-in groove 339 on the lateral border of each grab 336.

This first locked instrument 34 comprises an operating parts 342 and a fastener 344.This operating parts 342 comprises that one handle 3422 reaches two pivot connecting plates 3424 that bend out to same direction from the both side edges of these handle 3422 other ends.Respectively be provided with one first pivot hole 3426, one second pivot hole 3428 and a salient point 3430 on this two pivot connecting plate 3424.One pivot, 6 correspondences are located between two pivoted holes 330 of two second pivot holes 3428 of this first locked instrument 34 and this holder 32, thereby these operating parts 342 activities are pivotally attached on this holder 32.This fastener 344 comprises that the both side edges that a buckle arm 3442 reaches by these buckle arm 3442 other ends vertically bends extended two pin-jointing pieces 3444 to the same side.One end of this buckle arm 3442 is provided with a block button hole 3443.Also respectively be provided with a pivoted hole 3446 on this two pin-jointing piece 3444.Another pivot 7 correspondences are located between the two first pivot holes 3426 of two pivoted holes 3446 of this fastener 344 and this operating parts 342, thereby these fastener 344 activities are pivotally attached on this operating parts 342.

This second locked instrument 36 comprises an operating portion 362 and a clamping part 364 that is extended by the vertical bending of these operating portion 362 other ends.This clamping part 364 is provided with three block button holes that are arranged side by side 3642 and a lockhole 3644 that is opened in block button hole 3642 tops in centre position.Two grab 336 correspondences of this holder 32 are fastened in the lockhole 3644 of this second locked instrument 36, wherein the both side edges correspondence of this lockhole 3644 is fastened in the draw-in groove 339 of this two grab 336, and this two grab 336 pushed to inside a little, and produce certain resilience force this two grab 336 closely is fastened in this lockhole 3644, thereby this second locked instrument 36 is attached on the holder 32.

The top of the radiating fin 14 of this radiator 1 is installed with a fan Fixture 8, and four set bolts of these fan 5 usefulness are fixed on this fan Fixture 8.

During assembling, earlier with behind the corresponding respectively through hole 324 that passes holder 32 of four bolts again correspondence be screwed in the screw 122 of these pedestal 12 bottoms, thereby this fastener 3 firmly is installed in the bottom of this radiator 1 pedestal 12; Block button hole 3642 correspondences with the clamping part 364 of this second locked instrument 36 are buckled on the prominent hook 98 of these fixed support 96 1 ends then; Block button hole 3443 correspondences with this first locked instrument 34 are installed on the prominent hook 98 of these fixed support 96 other ends again; Upwards pull the handle 3422 of this operating parts 342 then, fastener 344 moves upward its block button hole 3443 is locked on the prominent hook 98 of fixed support 96, this holder 32 is strained this radiator 1 downwards, and the projection 124 of this pedestal 12 is closely amplexiformed on the end face of CPU92.This moment, two salient point 3430 correspondences on this first locked instrument 34 snapped onto in two draw-in grooves 332 of this holder 32, thereby prevented operating parts 342 stressed rotating and get loose.

The handle 3422 that 3 needs of fastener of the present utility model are upwards pulled first locked instrument 34 can be locked to radiator 1 on the fixed support 96, this radiator 1 can be pulled down from fixed support 96 and pull this handle 3422 downwards, installs and removes very convenient; The installing mode of this fastener 3 does not need to cut the radiating fin 14 on the radiator 1 in addition, can not stop that the air-flow of fan 5 blows to radiator 1, so this radiator 1 has better radiating effect yet.

Claims

1, a kind of heat abstractor comprises a radiator and a fastener, and this radiator comprises a pedestal and some radiating fins that is located at this pedestal top, it is characterized in that:

This fastener comprises a holder, is installed in one first locked instrument and one second locked instrument of this holder opposite end respectively, and the holder of this fastener is installed in the base bottom of this radiator;

One end of this holder upwards bends earlier and extends one first support arm, this first support arm end outwards bends out two pivot connecting plates again, the other end that this holder is relative also upwards bends earlier and extends one second support arm, and this second support arm end outwards bends and extends at least one grab;

This first locked instrument comprises an operating parts and a fastener, and this operating parts comprises one handle and two pivot connecting plates that bend out from this handle other end, and the corresponding activity of two pivot connecting plates of this operating parts is pivotally attached on two pivot connecting plates of this holder; This fastener comprises a buckle arm and bend extended two pin-jointing pieces by this buckle arm other end, and an end of this buckle arm is provided with a block button hole, and the corresponding activity of two pin-jointing pieces of this fastener is pivotally attached on two pivot connecting plates of this operating parts;

This second locked instrument comprises a clamping part, and this clamping part is provided with an at least one block button hole and a lockhole, and the grab correspondence of this holder is fastened in the lockhole of this second locked instrument, thereby this second locked instrument is attached on the holder.

2, heat abstractor according to claim 1, it is characterized in that: the prominent downwards projection that sets out in the bottom of this pedestal, and it is all along offering some screws at this projection, the central authorities of this holder are provided with a containing hole that can supply this projection to pass through, four jiaos of this holder are provided with some through holes, corresponding again screw lock can be installed to this fastener the bottom of this radiator base after passing through hole with some bolt correspondences in the screw of this base bottom.

3, heat abstractor according to claim 1, it is characterized in that: the terminal both sides of this first support arm outwards respectively bend out an above-mentioned pivot connecting plate perpendicular to this first support arm, this operating parts bends out two above-mentioned pivot connecting plates from the both side edges of this handle other end to same direction, and this fastener extends two above-mentioned pin-jointing pieces from the both side edges of this buckle arm other end to vertical bending the in the same side.

4, according to claim 1 or 3 described heat abstractors, it is characterized in that: respectively be provided with a pivoted hole on two pivot connecting plates of this holder, respectively be provided with one first pivot hole and one second pivot hole on two pivot connecting plates of the operating parts of this first locked instrument, respectively be provided with a pivoted hole on two pin-jointing pieces of the fastener of this first locked instrument, one pivot correspondence is located between the pivoted hole of the second pivot hole of this operating parts and this holder, thereby this operating parts activity is pivotally attached on this holder, another pivot correspondence is located between the first pivot hole of the pivoted hole of this fastener and this operating parts, thereby this fastener activity is pivotally attached on this operating parts.

5, according to claim 1 or 3 described heat abstractors, it is characterized in that: the upper limb correspondence of two pivot connecting plates of this holder respectively is provided with a draw-in groove, respectively be provided with a salient point on two pivot connecting plates of the operating parts of this first locked instrument, thereby this salient point correspondence is fastened on and prevents in this draw-in groove that this operating parts from rotating when this fastener is in locking state.

6, heat abstractor according to claim 1, it is characterized in that: two above-mentioned grabs are extended in the terminal outwards bending of this second support arm, offer a draw-in groove on the lateral border of each grab, the both side edges correspondence of the lockhole of this second locked instrument is fastened in the draw-in groove of this two grab.

7, heat abstractor according to claim 6 is characterized in that: be provided with a slit between this two grab, make to have certain elastic force between this two grab when pushing this two grab from outside to inside.

8, heat abstractor according to claim 1 is characterized in that: the clamping part of this second locked instrument is provided with three above-mentioned block button holes side by side, and this lockhole is opened in the top of the block button hole that mediates.

9, heat abstractor according to claim 1 is characterized in that: this second locked instrument also comprises an operating portion, and this clamping part extends from this operating portion other end bending.

10, heat abstractor according to claim 1, it is characterized in that: the below of this heat abstractor is provided with a fixed support, some prominent hooks respectively are equipped with at these support bracket fastened two ends, the block button hole of the block button hole of this first locked instrument and this second locked instrument matches with the prominent hook at these fixed support two ends respectively, thereby this heat abstractor is fixed on this fixed support.