CN2544497Y

CN2544497Y - Snap fastener for heat sink

Info

Publication number: CN2544497Y
Application number: CN 02207693
Authority: CN
Inventors: 许贤庚
Original assignee: GLACIAL TECHNOLOGY Co Ltd
Current assignee: GLACIAL TECHNOLOGY Co Ltd
Priority date: 2002-03-15
Filing date: 2002-03-15
Publication date: 2003-04-09
Anticipated expiration: 2012-03-15

Abstract

The utility model provides a radiator fastener which fastens and positions the radiator on the main body of a heat source. The utility model consists essentially of an elastic body capable of being pressed on the radiator; the two sides of the elastic body are respectively provided with fastening clips, wherein, the elastic body is provided with a reverse bending part, and a stress point which is in interaction with the fastening clips at the two sides of the elastic body is formed at the reverse bending part. Moreover, the utility model is characterized in that the shoulder width of a lateral wing between the bending part of the elastic body and the fastening section gradually contracts toward the fastening clip; and the fastening section of the elastic body is slightly bended and molded following the stress of the elastic body. With fixed elasticity variation and firm holding, the elastic body not only can prevent form crushing the main body of the heat source caused by excessive holding force, but also can cooperate with the thickness of different main bodies of the heat sources and the thickness of the radiator, thereby greatly enlarging the application range of the whole fastener and possessing practicability.

Description

Radiator fastener

Technical field

The utility model relates to a kind of radiator, and particularly a kind of tool significantly increases the radiator fastener of the scope of application.

Background technology

Employed microprocessor (CPU) not only must be towards the development of demand of applications such as following world-wide web, multimedia on the PC now, and the high-effect running of its high clock pulse of more arranging in pairs or groups, can be in present marketing, certainly the package design of CPU itself more should be noted its heat dissipation characteristics under this trend, to avoid CPU when the working at high speed,, high heat causes system's damage or the possibility that crashes because being difficult for shedding.

And Intel or AMD two big camps on present CPU market, with regard to the encapsulation technology of CPU is encapsulation architecture based on PGA, because the encapsulation architecture of conventional P GA still has easy heat radiation, process technique and more easily promotes and lower-cost characteristic, and replaced Intel script noise and excitement SECC encapsulation architecture for the moment once more, be development object so cpu heat in the market is still many towards CPU with the PGA encapsulation architecture.

Yet, though the radiator framework of its CPU is to determine a basic exploitation direction along with the encapsulation architecture of CPU, but because the inner employed number of chips of the CPU that Intel or AMD two big camps just develop respectively, and the pattern of acp chip is different and make that CPU's also has no small difference in appearance, especially at the integral thickness of CPU, tangible difference is more arranged, the CPU thinner thickness that present AMD is released, and the CPU thickness of Intel exceeds about 1.5mm than the CPU thickness of AMD approximately, to such an extent as to the fastener of its radiator is in the design of clipping power, not only need to consider whether can keep that elasticity clipping power should be arranged, and more be subjected to the restriction of thermal source main body (CPU) difference in thickness, be applied in the higher thermal source main body of thickness when using with the fastener of avoiding identical fastening power, cause the cracked of thermal source main body because needing excessively the compressing fastener.

In view of this, this creation people through the further investigation exploitation, has the utility model to produce for overcoming above-mentioned shortcoming eventually.

Summary of the invention

The utility model is that a kind of radiator fastener will be provided, and makes it significantly increase the scope of application with solution, technical problem easy to use.

It is such solving the problems of the technologies described above the technical scheme that is adopted:

A kind of radiator fastener, this fastener clip radiator is positioned on the thermal source main body, comprise that mainly one can suppress the elastomer in radiator, these elastomeric both sides are provided with clip, wherein, this elastomer is provided with a reverse bending place, and the stress point of this reverse bending place formation one and elastomer both sides clip relativity is characterized in that:

Flank width between this elastomer bending place and clip section is towards the clip convergent, this elastomeric this section forms with elastomeric stressed and bend fixing slightly, its elasticity variable quantity is fixed and firm clamping, and can avoid the thermal source main body being crushed because clipping strength is excessive, more can cooperate the use of different heat sources body thickness and heat sink thickness, and significantly increase the scope of application of whole fastener;

This fastener is provided with one and supplies user's pressure to touch, pull and draw above clip, and can directly control the pressing plate of clip angle, directly user's the application of force is passed to elastomeric ora terminalis by pressing plate, and when carrying out the clipping location of radiator, can utilize pressing plate directly to control the angle of clip, and increase the convenience of using;

This fastener is in the punch process mode that the clip of elastomer and both sides is directly one-body molded by metal material, and this pressing plate is by the lower edge elongation moulding of clip and cooperates the top place of reflexed to clip;

This thermal source main body is to be inserted in the socket, and this socket is provided with at corresponding lateral margin place for fastener and buckles hold protruding and buckle, the clip of these fastener both sides and socket protruding buckle interlock hold fixing;

The main body of this fastener is the elastomer that the form according to radiator reality is provided with a plurality of compacting radiators arranged side by side, and is provided with clip in elastomeric end respectively;

This clip place, elastomer both sides is respectively equipped with at least two to disperse the button hole of active force between fastener and institute's clip main body, avoids the damage of fastener or its clip main body;

This elastomer flank is provided with shrinkage pool.

The utility model be fastener in order to the elastomer that connects two clips on, with reverse bending make its bending place become one in order to the corresponding stress point of the clip of elastomer both sides, and the flank width between elastomeric bending place and clip section is towards the clip convergent, so that elastomeric this section become can be along with elastomeric stressed and bend fixing slightly, make it after the typing that the elasticity variable quantity is fixed and firm clamping, and can avoid the thermal source main body being crushed because clipping strength is excessive, more can cooperate the use of different heat sources body thickness and heat sink thickness, and significantly increase the scope of application of whole fastener; Be clip place, elastomer both sides in addition, be provided with two button holes at least with proper spacing respectively, to disperse fastener and the intersubjective clamping action power of thermal source at fastener; Have is that its fastener can be directly one-body molded in the punch process mode by metal material again, and can extend one at the lower edge of clip and be available for users to press and touch, pull the pressing plate that draws, with when carrying out last moulding, can cooperate the top place of pressing plate reflexed to clip, directly user's the application of force is passed to elastomeric ora terminalis by pressing plate, and directly controls the angle of clip, and increase the convenience of using, make it significantly increase the scope of application thereby solved, technical problem easy to use.

The utility model is simple in structure, be to provide an elastomer can do the bend fixing of a suitable degree, make it after the typing that the elasticity variable quantity is fixed and firm clamping, and can avoid because clipping strength is excessive outside the crushing of thermal source main body, more can cooperate the use of different heat sources body thickness and heat sink thickness, and significantly increase the scope of application of whole fastener, and tool is convenient, practicality.

Description of drawings

Fig. 1 is that the utility model and radiator and the intersubjective button of thermal source are held the state outside drawing;

Fig. 2 is a structure outside drawing of the present utility model;

Fig. 3 is an initial stage compacting state cutaway view between the utility model and radiator and thermal source main body;

Fig. 4 is an elastomer bend fixing state cutaway view of the present utility model;

Fig. 5 is that the utility model and radiator and the intersubjective button of thermal source are held the state cutaway view;

Fig. 6 is the utility model molding mode schematic diagram;

Fig. 7 is the structure outside drawing of another embodiment of the utility model;

Fig. 8 is the application implementation illustration that shrinkage pool is set on the elastomer flank of the present utility model.

Embodiment

The application of its whole fastener of the utility model such as Fig. 1, shown in 2, wherein fastener 1 mainly is in order to radiator B is positioned on the thermal source main body C, so that the temperature of thermal source main body C is able to distribute via the main body of radiator B, in the diagram of embodiment, thermal source main body C is the CPU main body that is inserted among the PGA framework socket A for, its socket A is provided with at corresponding lateral margin place for fastener 1 and buckles the protruding A1 of button that holds, and its fastener 1 promptly can to suppress in the elastomer 11 of radiator B with one be major part, and be provided with clip 12 in the both sides of elastomer 11, and on its elastomer 11 with reverse bending make its bending place 111 become one in order to the stress point of the clip 12 corresponding effects of elastomer 11 both sides, as shown in Figure 5, hold so that the protruding A1 of button of the clip 12 that fastener 1 is utilized both sides and socket A interlocks, and utilize the elastic force effect of elastomer 11 that radiator B is positioned on the thermal source main body C really.

Please cooperate simultaneously and consult Fig. 3 and shown in Figure 6, wherein, fastener 1 can be by metal material in the punch process mode, elastomer 11 is directly one-body molded with the clip 12 of both sides, and be shaped on button hole 121 in the main body upper punch of clip 12 and interlock with the protruding A1 of button and hold with socket A, and can extend one at the lower edge of clip 12 and be available for users to press and touch, pull the pressing plate 13 that draws, with when carrying out last moulding, can cooperate the top place of pressing plate 13 reflexeds to clip 12, directly user's the application of force is passed to the ora terminalis of elastomer 11 by pressing plate 13, and when carrying out the clipping location of radiator B, as shown in Figure 4, can utilize the directly angle of control clip 12 of pressing plate 13, and increase the convenience of using.

Fig. 1 is shown in Figure 2 for another example, emphasis of the present utility model is with the flank 112 between the bending place 111 of elastomer 11 and clip 12 sections, design is the form of width towards clip 12 convergents, and sentence proper spacing at clip 12 and be provided with two button holes 121 at least, as shown in Figure 4, so that flank 112 width of elastomer 11 towards the section of clip 12 convergents can be along with the stressed of elastomer 11 bend fixing slightly, make it after the typing that the elasticity variable quantity is fixed and firm clamping, because clipping strength is excessive thermal source main body C is crushed avoiding, more can cooperate the use of different heat sources main body C thickness and radiator A thickness, and significantly increase the scope of application of whole fastener 1; In addition, as shown in Figure 1,, mainly be in order to disperse the intersubjective active force of fastener 1 and institute's clip, to cause the main body damage of fastener 1 or institute's clip to avoid stress to concentrate because whole fastener 1 is sentenced proper spacing at clip 12 and is provided with two button holes 121 at least; Moreover as shown in Figure 7, the main body of its whole fastener 1 also can be provided with a plurality of elastomers arranged side by side 11 according to the form of radiator reality, and is provided with clip 12 in the end of elastomer 11 respectively, really radiator is suppressed by each elastomer 11.

And for example shown in Figure 8, on the flank 112 of this elastomer 11 shrinkage pool 113 can be set in addition, when elastomer 11 is stressed, can be crooked and finalize the design by shrinkage pool 113 places.

The utility model is with the elastomer bending place of fastener and the flank between the clip section, the width design is the form of width towards the clip convergent, and sentence proper spacing at the clip of fastener and be provided with plural button hole, so that elastomeric this section become can be along with elastomeric stressed and bend fixing slightly, make it after the typing that the elasticity variable quantity is fixed and firm clamping, and can avoid because clipping strength is excessive outside the crushing of thermal source main body, more can cooperate the use of different heat sources body thickness and heat sink thickness, and significantly increase the scope of application of whole fastener, provide radiator another preferable feasible fastener structures.

In sum, the utility model significantly increases the scope of application of whole fastener, and its convenience, practicality have met the application important document of utility model patent, so propose utility application in accordance with the law.

Claims

1, a kind of radiator fastener, this fastener clip radiator is positioned on the thermal source main body, comprise that mainly one can suppress the elastomer in radiator, these elastomeric both sides are provided with clip, wherein, this elastomer is provided with a reverse bending place, and the stress point of this reverse bending place formation one and elastomer both sides clip relativity is characterized in that:

Flank width between this elastomer bending place and clip section is towards the clip convergent, and this elastomeric this section forms with elastomeric stressed and bend fixing slightly, and its elasticity variable quantity is fixed and firm clamping.

2, radiator fastener according to claim 1 is characterized in that: this fastener is provided with one and supplies user's pressure to touch, pull and draw above clip, and can directly control the pressing plate of clip angle.

3, radiator fastener according to claim 2, it is characterized in that: this fastener is in the punch process mode that the clip of elastomer and both sides is directly one-body molded by metal material, and this pressing plate is by the lower edge elongation moulding of clip and cooperates the top place of reflexed to clip.

4, radiator fastener according to claim 1 is characterized in that: this thermal source main body is to be inserted in the socket, and this socket is provided with at corresponding lateral margin place for fastener and buckles hold protruding and buckle, the clip of these fastener both sides and socket protruding buckle interlock hold fixing.

5, radiator fastener according to claim 1 is characterized in that: the main body of this fastener is the elastomer that the form according to radiator reality is provided with a plurality of compacting radiators arranged side by side, and is provided with clip in elastomeric end respectively.

6, radiator fastener according to claim 1 is characterized in that: this clip place, elastomer both sides is respectively equipped with at least two to disperse the button hole of active force between fastener and institute's clip main body.

7, radiator fastener according to claim 1 is characterized in that: this elastomer flank is provided with shrinkage pool.