CN2266748Y

CN2266748Y - Integral forming CPU radiating fan clasp

Info

Publication number: CN2266748Y
Application number: CN 96218520
Authority: CN
Inventors: 李子义
Original assignee: ZHENGJIU INDUSTRY Co Ltd
Current assignee: ZHENGJIU INDUSTRY Co Ltd
Priority date: 1996-08-05
Filing date: 1996-08-05
Publication date: 1997-11-05
Anticipated expiration: 2006-08-05

Abstract

The utility model relates to an integral forming fastening device for the heat radiating fan of a CPU, which is used for a ZIF foot base with zero insertion force. The frame body of the integral forming fastening device for a CPU radiating fan is formed integrally with a fan; the elastic wrenching sheets are respectively arranged on both sides of the soleplate of the frame body; an inserting grooves is arranged in each of the wrenching sheets; a fastening sheet is sheathed inside the inserting groove. The fastening sheet is provided with a clamping plate; a hook hole is arranged at the bottom end of the clamping plate; the hook hole is used for fastening with a reverse hook which is arranged on the ZIF foot base. The integral forming fastening device for a CPU radiating fan is clamped at the bottom end of the wrenching sheet by the aid of the clamping plate; therefore, the fastening sheet is combined in the inserting groove. The utility model has the advantages of simple manufacture, good heat radiating effect and simple assembly; in the action of assembly and disassembly, a heat radiating fin can be tightly connected with a CPU, without the need of using any tools.

Description

Integrated CPU radiator fan buckling device

The utility model relates to a kind of integrated CPU radiator fan buckling device.

As shown in Figure 1, existing buckling device is applied to the three-dimensional exploded view of ZIF (zero insertion force) runners, it is the heat radiator fastener of the computer CPU of application case number No. 83217100, No. 246982, notification number, it extends to form shell fragment obliquely by branch's 1 symmetria bilateralis, the shell fragment tail end then extends to button portion 11 down, this button portion 11 end section is preset a button hole 12, is provided with ear 13 for pull usefulness and extend up; When assembling, ear 13 is inwardly pushed away, make the width of the width of the button portion 11 after strutting greater than ZIF runners 2, then button hole 12 is hung on the barb 21 of ZIF runners 2, and, heat radiator 4 is fixed on the surface of CPU 3 by the elastic force that makes progress by branch 1; And when dismounting, equally ear 13 is inwardly pushed away and struts, make the width of the width of this button portion 11 greater than ZIF runners 2, because the relative position of this button portion 12 is higher than the barb 21 of ZIF runners 2, when therefore dismantling, when ear 13 inwardly pushes away, must put, make the relative position and barb 21 equalitys of button hole 12, just be able to heat radiator 4 is removed to pressing down; Yet the position of CPU 3 not necessarily has enough spaces to hold width after button portion 11 struts on the computer motherboard, and its set ear 13 and the action that is not suitable for pressing down, when the user installs and dismantle, cause the pain of finger easily, therefore use not very good; If existing structure desire shown in Figure 1 assembling fan, then must utilize extra screw that fan is locked on the radiating fin, not only bother, and it is excessive when sealed as if the application of force, cause screw idle running easily and can't fan attachment, more damage the surface of radiating fin, when screw dallies, must change the outfit another new heat sink is installed fan, waste resource and assembly cost.

Fundamental purpose of the present utility model is to provide a kind of integrated CPU radiator fan buckling device, makes making more easy, and assembling, dismounting action must not used any instrument, and be rapidly convenient, and applied widely, in conjunction with firm, and good heat dissipation effect.

The purpose of this utility model is to realize like this, a kind of integrated CPU radiator fan buckling device promptly is provided, its framework and fan are one-body molded, the top of its fastening piece is extended with spacer to both sides, the rubber-like engine cliping plate is set on this fastening piece, one end of this engine cliping plate outwards protrudes and forms a barb, and is provided with an opening in the below of engine cliping plate, and this opening is matched with the barb of ZIF runners; The base plate dual-side of this framework respectively is provided with a rubber-like moving plate, and this moving plate is provided with the positioning part with respect to this spacer in the top, and this positioning part extends downwards insertion slot with respect to this fastening piece certainly; This fastening piece is inserted in the insertion slot, and this spacer is fixed in this positioning part, and this engine cliping plate stopper is in the bottom of this insertion slot.

The advantage of the utility model device is that assembling and dismounting action are convenient, rapid, and be in conjunction with firm, applied widely.

Below in conjunction with accompanying drawing, embodiment of the present utility model is described, wherein:

Fig. 1 is applied to the three-dimensional exploded view of ZIF runners for existing buckling device;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is the stereographic map of framework of the present utility model bottom;

Fig. 4 is a three-dimensional combination figure of the present utility model;

Fig. 5 is a partial sectional view of the present utility model;

Fig. 6 is the three-dimensional exploded view of another kind of embodiment of the present utility model.

The stereographic map of three-dimensional exploded view of the present utility model and framework bottom shown in Fig. 2,3; This framework 50 is one-body molded with fan 51, promptly finishes the assembling of fan 51 when making combination heat radiator 70, needn't be again with screw closure on radiating fin 71, except that make Assembly Action convenient, more can keep the integrality of radiating fin 71.As shown in the figure, the top of this fastening piece 60 is extended with spacer 61 to both sides, and utilize the mode of punching press to stamp out a clamping sheet 62 in the appropriate location of fastening piece 60, this engine cliping plate 62 has elasticity, the one end outwards protrudes because of punching press and forms a barb, be provided with in addition an opening 63, organize in the set barb 21 of ZIF runners 20 in order to button in the below of engine cliping plate 62; One side of the base plate 52 of this framework 50 is provided with a rubber-like moving plate 53, and another side then extends outward a narrower position by base plate 52, and is provided with another rubber-like moving plate 53 in this position; This moving plate 53 is provided with the positioning part 531 with respect to this spacer 61 in the top, and this positioning part 531 extends insertion slots 532 with respect to this fastening piece 60 downwards certainly, and the length of insertion slot 532 just equals the distance to spacer 61 root edges from engine cliping plate 62.The dual-side in addition of this base plate 52 then extends catch 54 downwards, in order to stop that heat sink 70 and CPU 30 are to two side shiftings; Be provided with the shell fragment 55 of downward bending in the appropriate location in four corners of lower edge face of base plate 52, provide a suitable elastic force to make framework 50 put a distance to pressing down; Lower edge face in base plate 52 extends barb 56 downwards with respect to the dual-side that is provided with moving plate 53, and this barb 56 is provided with a dip plane, and the guide function when providing hook to invest the set buckle 72 of heat radiator 70 makes the action of fixing cooling fins 70 convenient more smooth and easy.

Convex with several radiating fins 71 on this heat radiator 70, and have equal height in outermost two radiating fins 71, pressure as this shell fragment 55 is put the place, and outermost radiating fin 71 suitably highly outwards convexes with a buckle 72 in it, extend baffle plate 73 downwards in the both sides of heat radiator 70 bottoms in addition, prevent that heat radiator 70 from upward moving in CPU 30 surfaces, and the spacing of two baffle plates 73 just is the width of CPU 30.

During assembling fastening piece 60, the engine cliping plate 62 that fastening piece 60 is stamped out is towards the inner edge of moving plate 53, fastening piece 60 is pushed in insertion slot 532, this engine cliping plate 62 promptly is subjected to stopping of insertion slot 532 and inwardly shrinks, place on this positioning part 531 up to spacer 61, in this simultaneously, this engine cliping plate 62 promptly breaks away from insertion slot 532 and outwards ejects, thereby stopper so can be stable in fastening piece 60 in the moving plate 53 in the root edge of moving plate 53; Because the top of insertion slot 532 is fixed in by spacer 61 in the top of this fastening piece 60, and the bottom of this insertion slot 532 is subjected to 62 stoppers of engine cliping plate again, so fastening piece 60 situation that will can not drop in insertion slot 532.

Shown in Fig. 4,5, three-dimensional combination figure of the present utility model and partial sectional view thereof; During assembling, CPU 30 is inserted on the ZIF runners 20, again framework 50 is pressed into to heat radiator 70, buckle 72 on these heat radiator 70 outermost radiating fins 71 promptly can prolong barb 56 set dip plane and move, till barb 56 snapped in buckle 72, even heat radiator 70 is incorporated in the framework 50, this moment, the both sides of heat radiator 70 were subjected to stopping of barb 56, both sides are then stopped by catch 54 in addition, thereby can not produce shift phenomenon.The both sides moving plate 53 of the framework 50 behind the combination heat radiator 70 is outwards pulled open, make its width be slightly larger than the spacing of the barb 21 of ZIF runners 20, and be pressed on the surface of CPU 30, make the baffle plate 73 of heat radiator 70 bottoms be placed in the dual-side of CPU 30, and the pressure that base plate 52 set shell fragments 55 also are subjected to radiating fin 71 is put and is shunk, opening 63 with fastening piece 60 is placed on the barb 21 of ZIF runners 20 both sides again, this moment, shell fragment 55 promptly strutted to the surface of radiating fin 71, made heat radiator 70 press down and closely be contacted with the surface of CPU 30.After assembling, this catch 54 extends to the edge of CPU 30, and matches with the baffle plate 73 of heat radiator 70, and can not produce shift phenomenon in addition.

During dismounting, only moving plate 53 outwards must be pulled open, make opening 63 break away from the barb 21 of ZIF runners 20, can separate with CPU 30, and being subjected to the stopper of barb 56, heat radiator 70 still is combined into one with framework 50, therefore change CPU 30 back recombinants, needn't re-assembly heat radiator 70 again, Assembly Action is more simplified conveniently; In addition, because the barb 21 set height of ZIF runners 20 both sides may have different height because of production firm is different, the elastic force that these framework 50 set shell fragments 55 are had can press down framework 50 1 distances, makes opening 63 break away from barb 21 smoothly, and can be applicable to most ZIF runners 20.

Again as shown in Figure 6, the three-dimensional exploded view of another kind of embodiment of the present utility model; This fastening piece 80 is provided with two circular holes 81 in the appropriate location, and be provided with opening 82 in the below of circular hole 81, plastic cement material is flowed in this circular hole 81, can firmly be embedded in the moving plate 53 during moulding to be cooled, make the snap-latch piece 80 can be in moving plate 53 as integrated mode buckle.

In sum, integrated CPU radiator fan buckling device provided by the utility model not only can reach the practical effect of expection, and be new design not seen before, has novelty and practicality.

Claims

1, a kind of integrated CPU radiator fan buckling device, it is characterized in that: its framework and fan are one-body molded, the top of its fastening piece is extended with spacer to both sides, the rubber-like engine cliping plate is set on this fastening piece, one end of this engine cliping plate outwards protrudes and forms a barb, and being provided with an opening in the below of engine cliping plate, this opening is matched with the barb of ZIF runners; The base plate dual-side of this framework respectively is provided with a rubber-like moving plate, and this moving plate is provided with the positioning part with respect to this spacer in the top, and this positioning part extends downwards insertion slot with respect to this fastening piece certainly; This fastening piece is inserted in the insertion slot, and this spacer is fixed in this positioning part, and this engine cliping plate stopper is in the bottom of this insertion slot.

2, integrated CPU radiator fan buckling device as claimed in claim 1 is characterized in that: the length of this insertion slot just equals on this fastening piece the distance of the root edge to spacer from engine cliping plate.

3, integrated CPU radiator fan buckling device as claimed in claim 1 is characterized in that: the dual-side in addition of this framework then extends catch downwards; Be provided with the shell fragment of downward bending in four corners of lower edge face of base plate, and extending barb downwards with respect to the dual-side that is provided with moving plate.

4, integrated CPU radiator fan buckling device as claimed in claim 1, it is characterized in that: the barb hook on the base plate of this framework invests the set buckle of heat radiator, and this barb is provided with a dip plane with guide function.

5, integrated CPU radiator fan buckling device as claimed in claim 1, it is characterized in that: convex with several radiating fins on this heat radiator, and two outermost radiating fins have equal height, and the shell fragment on the base plate of this framework is pressed on it.

6, integrated CPU radiator fan buckling device as claimed in claim 1 is characterized in that: outwards convex with buckle on two outermost radiating fins of this heat radiator, and two side bottoms of heat radiator are extended with baffle plate downwards.

7, integrated CPU radiator fan buckling device as claimed in claim 1 is characterized in that: the dual-side of this heat radiator is chimeric by the barb on the base plate of the buckle of its evagination and framework, in addition dual-side then with the base plate of framework on catch chimeric.

8, integrated CPU radiator fan buckling device as claimed in claim 1, it is characterized in that: the catch on the base plate of this framework extends to the dual-side of CPU, and the other dual-side of the baffle plate of heat radiator and CPU is chimeric.

9, integrated CPU radiator fan buckling device as claimed in claim 1, it is characterized in that: this fastening piece is provided with two circular holes, this snap-latch piece with integrated mode buckle in this moving plate.