CN2395326Y

CN2395326Y - Radiator fastener

Info

Publication number: CN2395326Y
Application number: CN 99236526
Authority: CN
Inventors: 李朝阳
Original assignee: Fuzhun Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Fuzhun Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 1999-07-03
Filing date: 1999-07-03
Publication date: 2000-09-06
Anticipated expiration: 2009-07-03

Abstract

The utility model relates to a fastener of a radiator. The utility model comprises a first fastening section, a first operating section, a pressing section, a second operating section and a second fastening section, wherein, the vicinity of the end of the first fastening section is provided with a square opening; the first fastening section is firstly and upwards extended by a finite distance and reversely and downwards bent to form the first operating section; the central part of the pressing section is upwards and slightly bent to form an archy construction; the second operating section, which is bent and extended from the pressing section, is substantially L-shaped and comprises a first joggling segment and a second joggling segment; the second joggling segment is downwards bent to form the second fastening section, and the vicinity of the end of the second fastening section is provided with a square opening.

Description

Fastener of heat radiator

The relevant a kind of fastener of heat radiator of the utility model is meant a kind of simple operation and the button solid fastener of heat radiator that keeps steady especially.

Along with developing rapidly of computerized information industry, the arithmetic speed of central processing unit is more and more faster, and the ability of computer deal with data also greatly strengthens.But what follow appearance is that the heat that central processing unit produces sharply increases, can't normal operation for fear of the too high central processing unit that causes of temperature, so must on central processing unit, add a heat abstractor.In addition, closely contact with central processing unit,, install a fastener of heat radiator usually additional between the two to reach better heat radiating effect in order to make heat abstractor.

Seeing also Fig. 1, is the three-dimensional view of existing fastener of heat radiator 110.This fastener of heat radiator 110 is one-body molded, by a pressure section 114 and lay respectively at pressure section 114 two ends and in the same way the bending first buckling parts 112 and second buckling parts 118 constituted, wherein form a square opening (not label) near the end of this first buckling parts 112 and second buckling parts 118 respectively, be snapped in respectively on the corresponding grab (figure does not show) of connector, this pressure section 114 then compresses heat abstractor (figure do not show) in order to elasticity, so that heat abstractor closely contacts with central processing unit (scheming not show) on being installed in connector.Near the position of contiguous binding pressure section 114, the both sides of this second buckling parts 118 further oppositely bend and form the operating portion 116 that flat is extended and be to an approximate horizontal in end, for pushing use.Because this kind fastener of heat radiator 110 only bends out an operating portion 116, so when assembling, after needing in addition earlier the square opening of first buckling parts 112 to be withheld corresponding grab on the connector by an instrument, press operating part 116 makes the square opening of second buckling parts 118 withhold another grab on the connector again, or make simultaneously and with the hands reach aforesaid operations, therefore extremely inconvenient in the assembling.In addition, because this operating portion 116 is horizontal-extendings and is flat, so when disassembling section, need to clamp simultaneously with two fingers the end face and the bottom surface of operating portion 116, can produce and second buckling parts 118 is opened outwardly and remove the strength of buckle, also extremely inconvenience in the operation with the grab of connector.

Figure 2 shows that another existing fastener of heat radiator 120, it comprises main component 130 and the swing component of separately making 140.This main component 130 has one first buckling parts 132, a pressure section 134 and a junction surface 136, and this buckling parts 132 and junction surface 136 lay respectively at pressure section 134 two ends, and this junction surface 136 is forked, in order to engage with swing component 140; This swing component 140 has one second buckling parts 142, a conjugate foramen 144 and an operating portion 146, and this operating portion 146 is bent into flat, and this conjugate foramen 144 then inserts to reach joint for the forked junction surface 136 of main component 130.But the fastener of heat radiator 120 that this kind is engaged with each other and forms with two members holds on the strength at button that itself is just limited, therefore very easily cause between heat abstractor and central processing unit to contact situation not good, and then influence the radiating effect of heat abstractor.In addition, but, therefore under the vibrations or the effect of unexpected property external force, come off on the grab of connector because of improper swing outwardly most probably, consequently lose button and hold function owing to this swing component 140 is a swing type.Again, main component 130 and swing component 140 that this utilizes junction surface 136 and conjugate foramen 144 to reach to be engaged with each other under vibrations or the situation of being impacted, also have the risk that is disengaged from each other.

The purpose of this utility model is to provide a kind of simple operation and the button solid fastener of heat radiator that keeps steady.

The technical solution of the utility model is: this fastener of heat radiator comprises one first buckling parts, one first operating portion, a pressure section, one second operating portion and one second buckling parts.Wherein, near the terminal square opening that forms of first buckling parts; First operating portion bends oppositely to extend down after first buckling parts extends a segment distance up earlier again and forms; Pressure section forms from the extension of the first operating portion approximate horizontal, and its middle body slightly is bent upwards formation one arcuate configuration; Second operating portion extends from the pressure section bending, slightly be " L " font, comprise one first flex portion and one second flex portion, wherein first flex portion bends oppositely to extend down after pressure section extends a segment distance up earlier again and forms, and second flex portion then bends oppositely to extend inwardly after first flex portion extends outwardly a segment distance earlier again and forms; Second buckling parts extends down from second flex portion and forms, and it forms a square opening near terminal, and edge and slightly extend to form a bevel phase towards outer incline endways.

Owing to adopted technique scheme, assembling of the present utility model and disassembling section are quite convenient, and can firmly heat abstractor be conformed on the central processing unit.

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the three-dimensional view of existing fastener of heat radiator.

Fig. 2 is the three-dimensional view of another existing fastener of heat radiator.

Fig. 3 is the isometric exploded view of the utility model and heat abstractor, central processing unit and connector.

Fig. 4 is the three-dimensional assembled view of Fig. 3.

Fig. 5 is the schematic perspective view of the utility model when one-handed performance.

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

See also Fig. 3,4 and 5, the utility model 10 is one-body molded by sheet metal punching press bending, comprises one first buckling parts 11, one first operating portion 12, a pressure section 14, one second operating portion 16 and one second buckling parts 18.Wherein, near the terminal square opening (not label) that forms of first buckling parts 11 is in order to withhold first grab 42 on the connector 40; First operating portion 12 after first buckling parts 11 extends a segment distance up earlier again bending oppositely extend down and form, use for lateral press, and its next-door neighbour even the previous part of extending up of contact when oppositely extending down; Pressure section 14 extends from first operating portion, 12 approximate horizontal and forms, and its middle body slightly is bent upwards and forms an arcuate configuration, compresses heat abstractor 20 so that suitable elasticity to be provided; Second operating portion 16 extends from pressure section 14 bendings, slightly be " L " font, comprise one first flex portion 15 and one second flex portion 17, wherein and the in a similar manner bending relative with first operating portion 12 of first flex portion 15 extended, promptly after pressure section 14 extends a segment distance up earlier, bend again oppositely to extend down and form, this second flex portion 17 also bends extension in similar but perpendicular mode, it bends oppositely to extend inwardly after first flex portion 15 extends outwardly a segment distance earlier again and forms, this first flex portion 15 and second flex portion 17 are for side direction and push use downwards, and it is close to even contacts the part of (or outwardly) extension up before oppositely down when (or inwardly) extends, the locus of this second flex portion 17 is beneficial to pressing operation a little more than plane, pressure section 14 place; Second buckling parts 18 extends down from second flex portion 17 and forms, it forms a square opening (not label) near terminal, in order to withhold second grab 44 on the connector 40, the terminal edge of this second buckling parts 18 also slightly extends to form a bevel phase 19 towards outer incline, is beneficial to assembling.

Heat abstractor 20 comprises a matrix and some fins that extends from the matrix one up, in the central authorities of heat abstractor 20 and be formed with the groove 22 that a width approximates fastener of heat radiator 10 width greatly, with corresponding pressure section 14 of accommodating fastener of heat radiator 10 in wherein.

During assembling, earlier central processing unit 30 is installed on the connector 40, again heat abstractor 20 is conformed to central processing unit 30 end faces.Then, fastener of heat radiator 10 is tilted to insert in the groove 22 of heat abstractor 20, and make square opening on first buckling parts 11 withhold first grab 42 on the connector 40.At last, push second flex portion 17 of second operating portion 16 downwards, make fastener of heat radiator 10 produce rotation, and second buckling parts 18 is moved down, cooperate with second grab, the 44 interstructural guidings of connector 40 by second buckling parts, 18 terminal omiting towards the bevel phase 19 of outer incline, can make square opening on second buckling parts 18 withhold second grab 44 on the connector 40, this pressure section 14 was positioned at the groove 22 of heat abstractor 20 and compressed heat abstractor 20 in order to elasticity this moment, so that this heat abstractor 20 fits tightly to central processing unit 30.

During dismounting, two refer to (as the thumb and the forefingers of the right hand) that utilize the same hand are pushed first operating portion 12 of fastener of heat radiator 10 and second operating portion 16 simultaneously and (are pushed first operating portion 12 inwardly, push first flex portion 15 of second operating portion 16 inwardly, and second flex portion 17 of pushing second operating portion 16 down), first buckling parts 11 and second buckling parts 18 of fastener of heat radiator 10 are opened outward, and make the square opening on it separate, and finish dismounting with first grab 42 and second grab 44 on the connector 40.

Because the utility model 10 is one-body molded and have two operating portions (first operating portion 12 and second operating portion 16) by sheet metal punching press bending, therefore except that providing enough buttons to hold strength and button keep steady admittedly, its assembly and disassembly operation also quite convenient (do not need, and one hand getting final product complete operation) by instrument.In addition, by these second operating portion, 16 designs that slightly are " L " font, single finger can be pushed first flex portion 15 simultaneously inwardly and push second flex portion 17 down, also helps operation.

Seeing also Fig. 6, is the three-dimensional view of the utility model 10 ' another embodiment, first operating portion 12 that this fastener of heat radiator 10 ' have is mutually symmetrical and all slightly is " L " font ' and second operating portion 16 '.

Claims

1. one kind bends integrated fastener of heat radiator by the sheet metal punching press, it is characterized in that: this fastener of heat radiator have one first buckling parts, one from first buckling parts through suitable bending extend the back and first operating portion, one from the first operating portion approximate horizontal extend the pressure section that forms, from pressure section after suitable bending extension and second operating portion and that gets extends second buckling parts that forms down from second operating portion.

2. fastener of heat radiator as claimed in claim 1, it is characterized in that: this second operating portion extends from the pressure section bending, slightly be " L " font, comprise one first flex portion and one second flex portion, wherein first flex portion bends oppositely to extend down after pressure section extends a segment distance up earlier again and forms, and second flex portion then bends oppositely to extend inwardly after first flex portion extends outwardly a segment distance earlier again and forms.

3. fastener of heat radiator as claimed in claim 2 is characterized in that: this first operating portion bends oppositely to extend down after first buckling parts extends a segment distance up earlier again and forms.

4. fastener of heat radiator as claimed in claim 3, it is characterized in that: the previous part of extending up of next-door neighbour even contact when first operating portion oppositely extends down, the previous part of extending up of next-door neighbour even contact when first flex portion of second operating portion is oppositely extended down, and second flex portion of second operating portion part that next-door neighbour even contact had before extended outwardly when oppositely extending inwardly.

5. fastener of heat radiator as claimed in claim 2 is characterized in that: this first operating portion slightly becomes heterochiral " L " font with second operating portion symmetry.

6. as claim 2,3,4 or 5 described fastener of heat radiator, it is characterized in that: the locus of this second flex portion is a little more than plane, pressure section place.

7. as claim 1,2,3,4 or 5 described fastener of heat radiator, it is characterized in that: the terminal edge of this second buckling parts slightly extends to form a bevel phase towards outer incline.

8. as claim 1,2,3,4 or 5 described fastener of heat radiator, it is characterized in that: the middle body of this pressure section slightly is bent upwards and forms an arcuate configuration.

9. as claim 1,2,3,4 or 5 described fastener of heat radiator, it is characterized in that: form a square opening respectively near the end of this first buckling parts and second buckling parts.