CN101304644B

CN101304644B - Buckling device of radiator

Info

Publication number: CN101304644B
Application number: CN 200710074350
Authority: CN
Inventors: 李皓; 龙俊; 李涛
Original assignee: Hong Jun Precision Industry Co ltd; Fuzhun Precision Industry Shenzhen Co Ltd
Current assignee: Hong Jun Precision Industry Co ltd; Fuzhun Precision Industry Shenzhen Co Ltd
Priority date: 2007-05-09
Filing date: 2007-05-09
Publication date: 2010-05-26
Anticipated expiration: 2027-05-09
Also published as: CN101304644A

Abstract

A snap-fit device is used for fastening a radiator to a heating electronic element. The snap-fit device comprises a fixed module and a first fastener and a second fastener that coordinate with the fixed module. The first and the second fasteners are made by a bending a metal wire. Two shoulders respectively extend from the opposite sides of the radiator. The opposite sides of the fixed module areprovided with two bearing parts used for supporting the shoulders of the radiator. The first fastener comprises a pressure-retaining component pressed against one shoulder of the radiator and a pin component that extends from the two ends of the pressure-retaining component and is inserted into the two sides of the corresponding bearing parts. The second fastener comprises the pressure-retaining component, a pivot and an arresting component. The pressure-retaining component is pressed against the other shoulder of the radiator. The pivot is vertically connected with one end of the pressure-retaining component and is pivoted with one side of the corresponding bearing part. The arresting component is connected with the other end of the pressure-retaining component and is arrested with fixedmodule. The bearing part can rotate around the pivot to press against the other shoulder of the radiator.

Description

Buckling device of radiator

Technical field

The present invention relates to a kind of buckling device, particularly a kind of buckling device that is used for radiator is fixed to heat-generating electronic elements.

Background technology

Fast development along with electronic industry, it is all the more outstanding that the heat dissipation problem of electronic components such as central processing unit becomes, at its radiator of using and the buckling device that this radiator is fixed to electronic component all constantly improved and innovate of dispelling the heat, and the buckling device that combines with existing radiator comprises that line style fastener, shell fragment shape fastener and cylindricality fastener etc. are multiple, and wherein the line style fastener mainly is applicable to more small-sized light weight radiator.

Disclose a kind of line style fastener No. 332721 as the Taiwan patent announcement, this fastener is formed by metallic rod body bending, and this metallic rod body is positioned on the radiator by the clamping action of the shell fragment of a clip in radiator.In this design, the arm that this metallic rod body has a horizontal pressure section and extends from this pressure section two ends back-flexing, the end of each arm extends a fastener portion, by the fastener of fastener portion and associated component or structural member, and radiator is closely adhered to the electronic component end face; The section of this shell fragment is roughly V-shaped, and its bending area clamps the pressure section of metallic rod body, two terminal edge then clip on the radiating fin of radiator.But this design commonly used needs clamp earlier by this shell fragment the pressure section of metallic rod body, and then this shell fragment and metallic rod body clip together are positioned in the radiator, and is therefore comparatively complicated, inconvenient and to fasten the back steadiness not high yet in the operation.

Summary of the invention

In view of this, be necessary to provide a kind of simple to operate, button solid buckling device that keeps steady at this.

A kind of buckling device, be used for a radiator is fixed to a heat-generating electronic elements, it comprises first fastener and second fastener that are formed by metal wire rod one bending respectively that fixedly module reaches and this fixed die assembly is closed, a shoulder is respectively extended in the relative both sides of described radiator, the relative both sides of described fixedly module respectively have the supporting part of this radiator shoulder of carrying, described first fastener comprise one with radiator wherein a shoulder against pressure section and extend from the pressure section two ends and be inserted in the Plug Division of respective carrier portion both sides; Described second fastener comprises that one compresses the pressure section of described another shoulder of radiator, one is vertically connected at described pressure section one end and is articulated in the pivot of respective carrier portion one side, and connect this pressure section the other end and with the fixing module blocking part of clip mutually, wherein this pressure section can compress another shoulder of radiator around described pivot rotation, described fixedly module comprises a framework and two bracing frames that extended upward by this framework one side, described each bracing frame comprises a substrate, some floors of vertical this substrate reach from the outward extending brace table in substrate middle part, and this brace table is used to support other electronic equipments.

Buckling device of the present invention compared with prior art has following advantage: because buckling device of the present invention is withheld the two ends of radiator by two fasteners, make the radiator two ends evenly stressed, improved the stability that radiator combines with electronic component; And only need to rotate second fastener in the disassembly process of radiator and get final product, easy to operate, laborsaving.

Description of drawings

Be further described in conjunction with the embodiments with reference to the accompanying drawings:

Fig. 1 is the three-dimensional exploded view of buckling device one embodiment of the present invention.

Fig. 2 is the schematic diagram of another angle of Fig. 1 buckling device.

Fig. 3 is the three-dimensional combination figure before buckling device of the present invention fastens.

Fig. 4 is the three-dimensional combination figure after buckling device of the present invention fastens.

Fig. 5 is the schematic diagram of another angle of Fig. 4 buckling device.

Fig. 6 is Fig. 4 buckling device rear side schematic diagram.

Embodiment

See also Fig. 1 and Fig. 2, it is depicted as an embodiment of buckling device of the present invention, and this buckling device is used for a radiator 10 is fixed to the electronic component (figure does not show) on the circuit board (figure does not show) and distributes the heat that this electronic component produces.This buckling device comprises a fixing module 20 and by being used for that a radiator 10 is fixed to this fixedly first,

second fastener

31,33 of two line styles of module 20.

Radiator 10 comprises a bottom and described electronic component substrate contacted 11 and some some radiating fins 12 that place on this pedestal 11.This pedestal 11 is roughly rectangular tabular, is made by material such as copper, aluminium etc. that heat conductivility is good.A shoulder 112,113 stretches out respectively in the middle part of the edge of pedestal 11 relative both sides.Described radiating fin 12 is roughly rectangular sheet metal, each radiating fin about in the of 12 edge-perpendicular be provided with flanging 124, these flangings 124 make these radiating fin 12 spaces, and the continuous bottom surface that forms contacts with the upper surface with pedestal 11 in these radiating fin 12 bottoms.These radiating fin 12 vertical weldings are connected on the pedestal 11 and reserve shoulder 112,113, thereby these shoulder 112,113 side direction protrude out these radiating fins 12.

Fixedly module 20 has a rectangle framework 21, and this framework 21 comprises the edge of opposing parallel (figure is mark not) in twos.The relative two edge middle inside of described framework 21 are provided with the supporting

part

22,23 that is used to carry described radiator 10 shoulders 112,113.These supporting

parts

22,23 and place edge form the shoulder 112,113 of two square grooves to accommodate radiator 10.Wherein a side frame limit is provided with the receiving space 220 of fixing described first fastener 31 in supporting part 22 both sides, and this receiving space 220 comprises the through hole 224 that connects the place edge downwards on inboard short slot 222 that is provided with of place edge upper surface and horizontal direction.This short slot 222 makes receiving space 220 whole L-shaped with through hole 224 mutual vertical connections.The opposite side edge extends upward respectively in supporting part 23 both sides and a hole seat 25 and that connects described second fastener, 33 1 ends to pivot is set to fix the fixture block 26 of these second fastener, 33 other ends.This hole seat 25 comprises some semicircular articulated sections 251 and places hook-shaped stopper section 253 of being of these articulated section 251 1 sides, this articulated section 251 is parallel to each other with stopper section 253 and perpendicular to place edge upper surface, this articulated section 251 has a space to settle second fastener 33 with stopper section 253.The middle part of described articulated section 251 connects a pivoted hole 2510 is set, and stopper section 253 is provided with the groove 2530 of a corresponding described pivoted hole 2510.It is down curved hook-shaped that described fixture block 26 is, in establish the draw-in groove 260 of a parallel place edge.Should be fixedly the bottom surface of module 20 pass described leg 27 and circuit board respectively to screw togather along four corners to having leg 27, four screws 80 with the backboard of being located at the circuit board opposite side (scheming not show).

As shown in Figure 6, framework 21 extends upward two bracing frames 28 from the same side of two supporting parts, 22,23 place edges, and these two bracing frames, 28 tops are connected by a connecting rod 29.Each bracing frame 28 comprises two floors 283 of a substrate 281 and vertical this substrate 281, these floor 283 vertical intensity that connect described framework 21 with enhancing bracing frame 28.Each bracing frame 28 middle part other electronic equipments of brace table 280, two brace tables 280 together support that connect two floors 283 that stretch out respectively as CD-ROM drive, hard disk (figure does not show), increase the steadiness of this electronic equipment.

Consult Fig. 1 and Fig. 2 once more, first,

second fastener

31,33 all is the line style setting, promptly formed by metallic rod body bending respectively, and described first,

second fastener

31,33 is respectively a space multistory structure.These first fastener, 31 middle parts are a pressure section 312, and this pressure section 312 has the high structure in low both sides, middle part to have certain elasticity, downward respectively extension two " L " shape Plug Division 314 in the same way, these pressure section 312 two ends.Lower, second fastener, 33 middle part forms a pressure section 332, and these pressure section 332 1 ends vertically bend and extend a pivot 335, and other end bending extends to form a blocking part 337, and this blocking part 337 further oppositely is bent to form the operating portion 339 of an ancient unit of weight shape.

Please in the lump with reference to figure 3 to Fig. 6, during assembling, at first the Plug Division 314 of first fastener 31 is arranged in the receiving space 220 on framework 21 edges, so that the pressure section 312 of first fastener 31 is across above supporting part 22; Simultaneously the pivot 335 of second fastener 33 is passed the groove 2530 of stopper section 253 and in the pivoted hole 2510 of patchhole seat 25 articulated sections 251 with perpendicular the putting of the operating portion 339 of second fastener 33 near the state of framework 28, wherein the pressure section 332 of second fastener 33 is in the space of articulated section 251 and stopper section 253, promptly the link of the pivot 335 of second fastener 33 and pressure section 332 (figure is mark not) is between the articulated section 251 and stopper section 253 of hole seat 25, and this moment, second fastener 33 was in relaxed state.Then, pass the leg 27 of fixing module 20 and the backboard of circuit board and circuit board opposite side (figure does not show) screws togather by screw 80, and fixedly module 20 is located in around the electronic component and is fixed on the circuit board.Radiator 10 is put into fixedly module 20, the bottom of radiator 10 is contacted with the electronic component upper surface, one shoulder 112 is planted between the pressure section 312 of the supporting part 22 of fixing module 20 and first fastener 31, and the strain of the pressure section 312 by first fastener 31 is fixed on the fixedly supporting part 22 of module 20 with the shoulder 112 of radiator 10; Another shoulder 113 of radiator 10 is as for fixing supporting part 23 tops of module 20.The operating portion 339 of start second fastener 33 reverses to as Fig. 4 position second fastener 33 around pivot 335 in perpendicular to the plane of framework 21, make blocking part 337 screw in the draw-in groove 260 of described fixture block 26, wherein the pressure section 332 of second fastener 33 is with shoulder 113 elastic compressions of radiator 10.So, described first,

second fastener

31,33 is fixed on two shoulders 112,113 of radiator 10 respectively fixedly on the module 20, pedestal 11 bottoms of radiator 10 and electronic component are realized closely being sticked absorbing heat, distribute thereby heat is passed on the radiating fin 12 fast.

And when dismounting radiator 10, make the draw-in groove 260 of the blocking part 337 disengaging fixture blocks 26 of second fastener 33, and upwards pull operating portion 339 and make second fastener 33 around 335 rotations of its pivot, after the shoulder 113 of radiator 10 breaks away from the extruding of pressure section 332 of second fastener 33, just can be easily with it from fixedly module 20 taking-ups.

So far, present embodiment is described in detail in conjunction with the accompanying drawings, and described buckling device of radiator is withheld by the two ends of 31,33 pairs of radiators 10 of two fasteners, makes radiator 10 two ends evenly stressed, and its stability is high; And only need to rotate second fastener 33 in the disassembly process of radiator 10 and get final product, easy to operate, laborsaving.

Claims

1. buckling device of radiator, be used for a radiator is fixed to a heat-generating electronic elements, it comprises first fastener and second fastener that are formed by metal wire rod one bending respectively that fixedly module reaches and this fixed die assembly is closed, it is characterized in that: a shoulder is respectively extended in the relative both sides of described radiator, the relative both sides of described fixedly module respectively have the supporting part of this radiator shoulder of carrying, described first fastener comprise one with radiator wherein a shoulder against pressure section and extend from the pressure section two ends and be inserted in the Plug Division of respective carrier portion both sides; Described second fastener comprises that one compresses the pressure section of described another shoulder of radiator, one is vertically connected at this pressure section one end and is articulated in the pivot of respective carrier portion one side, and connect this pressure section the other end and with the fixing module blocking part of clip mutually, wherein this pressure section can compress another shoulder of radiator around described pivot rotation, described fixedly module comprises a framework and two bracing frames that extended upward by this framework one side, described each bracing frame comprises a substrate, some floors of vertical this substrate reach from the outward extending brace table in substrate middle part, and this brace table is used to support other electronic equipments.

2. buckling device of radiator as claimed in claim 1 is characterized in that: described fixedly module is provided with a hole seat and a fixture block in supporting part both sides, and the pivot of described second fastener is articulated in this hole seat, and the blocking part of described second fastener and this fixture block be clip mutually.

3. buckling device of radiator as claimed in claim 1 is characterized in that: described fixedly module comprises that also a connecting rod connects two bracing frame tops.

4. buckling device of radiator as claimed in claim 2 is characterized in that: described hole seat comprises the articulated section of accommodating the second fastener pivot and places the stopper section of this articulated section one side.

5. buckling device of radiator as claimed in claim 1 is characterized in that: low both sides, the pressure section middle part height of described first fastener is to have certain elasticity.

6. as each described buckling device of radiator in the claim 1 to 3, it is characterized in that: the Plug Division of described first fastener is L-shaped, described fixedly module is provided with receiving space in supporting part both sides wherein, the shape of this receiving space and this Plug Division are suitable, and it through hole that comprises a short slot and this short slot of vertical connection is to accommodate the Plug Division of described first fastener.

7. as each described buckling device of radiator in the claim 1 to 3, it is characterized in that: the blocking part of described second fastener further is bent to form an operating portion.

8. as each described buckling device of radiator in the claim 1 to 3, it is characterized in that: described radiator comprises one with the pedestal from the heat-generating electronic elements heat absorption, and described shoulder stretches out from the relative both sides of this pedestal, and the width of this shoulder is less than this pedestal.