CN2686087Y

CN2686087Y - Internal hook clasping heat radiating structural fastening

Info

Publication number: CN2686087Y
Application number: CN 200320130357
Authority: CN
Inventors: 林培熙
Original assignee: YAOYUE SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: YAOYUE SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 2003-12-25
Filing date: 2003-12-25
Publication date: 2005-03-16
Anticipated expiration: 2013-12-25

Abstract

Disclosed is an internal hook clasping heat radiating structural fastening, comprising a pressing plate portion, a first buckled arm arranged at the first side end of the pressing plate portion, a hook portion for buckling a corresponding buckled bore of the fixing base; and a second buckled arm, a second side end arranged at the pressing plate portion, a hook portion for buckling corresponding buckled bore at the other side of the fixing base; at least one the first buckled arm or the second buckled arm buckles to the fixing base from the inner side of the fixing base.

Description

Internal hook clasping radiating component fastener

Technical field

The utility model relates to a kind of internal hook clasping radiating component fastener, relates in particular to a kind of fastener, when the hook holder, with the first button arm or the second button arm of a side, stretch at least along the inboard of holder, and with this holder hook flexibly.

Background technology

Be applied to the chip on the circuit board at present, the higher-order of oscillation that continues during owing to activation can make chip temperature raise, and as not installing suitable heat abstractor, very easily causes the chip damage.Therefore, present settling mode is the fin type radiating component that bridges on chip, and tightly restraints this radiating component with a fastener, and this radiating component can be close on this chip, the heat energy that chip is produced can be passed on the radiating component rapidly, and dispels the heat to the external world.

The known fastener that is applied to the snapping radiating component, as shown in Figure 8, the stage casing 91 of a fastener 90 is cross-placed on the radiating component 92, at

button arm

93,94 by fastener 90 both sides, hook is outside the both sides of a holder 95 accordingly, be close on this chip 96 with urgent this radiating component 92, promote the radiating efficiency of this chip 96; Yet, as shown in Figure 8, because present Computer Design is stressed skilful little design, the spacing that is installed on electronic building brick on the circuit board or other perimeter component 97 is convergence all very, yet because of known fastener in order to snapping radiating component 92, the button arm 93 of its both sides, 93, must move down along the outside of holder 95, just can make and be positioned at two button arms 93, the hook portion 931 of 94 bottoms, 941 smooth hooks are in the button hole of holder 95, so the electronic building brick or other perimeter component 97 that are installed on these circuit boards, just the outside of can't the utmost point pressing close to this holder 95, must with this holder 95 at a distance of certain distance H, to allow the button arm 93 of fastener, 94 can stretch into therebetween, and make the assembly layout on the circuit board can't be more intensive, promptly can't effectively dwindle the area of circuit board, except that make product can't be more light and handy, also increase manufacturing cost, and manifest its shortcoming.

In view of this present utility model people is to add to give the research innovation, discloses a kind of internal hook clasping radiating component fastener.

Summary of the invention

The purpose of this utility model aims to provide a kind of internal hook clasping radiating component fastener, and it comprises: a pressing plate portion; One first button arm is arranged at first side of this pressing plate portion, is provided with a hook portion, with hook accordingly in the button hole of a holder; And one second button arm, be arranged at second side of this pressing plate portion, be provided with a hook portion, with hook accordingly in the opposite side button hole of this holder; This first button arm or the second button arm, one of them detains arm from the inboard of this holder at least, this holder of hook.

Desirable embodiment of the present utility model, can be by following explanation and accompanying drawing and be able to distinct it.

Description of drawings

Fig. 1 is a schematic perspective view of the present utility model;

Fig. 2 is the schematic diagram of the utility model snapping radiating component;

Fig. 3 is the schematic diagram of the utility model second embodiment;

Fig. 4 shows application state schematic diagram embodiment illustrated in fig. 3;

Fig. 5 is the schematic diagram of the utility model the 3rd embodiment;

Fig. 6 shows application state schematic diagram embodiment illustrated in fig. 5;

Fig. 7 is the 4th an embodiment schematic diagram of the present utility model;

Fig. 8 is the structural representation of known fastener.

Among the figure

1 1a of pressing plate portion, first side

1b second side 11 articulated sections

12a, 12b

elastic arm

2,2a, the 2b first button arm

21,21a,

21b hook portion

3,3a, the 3b second button arm

31,31a, 31b hook portion 4 holders

41 button holes, 42 button holes

5 radiating components, 6 elastic partss

7 chips

Embodiment

As shown in Figure 1 and Figure 2, the utility model relates to a kind of internal hook clasping radiating component fastener, and it comprises: a pressing plate portion 1; One first button arm 2 is arranged at the first side 1a of this pressing plate portion 1, is provided with a hook portion 21, with hook accordingly in the button hole 41 of a holder 4; And one second button arm 3, be arranged at the second side 1b of this pressing plate portion 1, be provided with a hook portion 31, with hook accordingly in the opposite side button hole 42 of this holder 4; This first the button arm 2 or second the button arm 3, at least one of them the button arm stretch in the holder 4 along the inboard of this holder 4, and with these holder 4 corresponding hooks.

The utility model discloses internal hook clasping radiating component fastener, as shown in Figure 1 and Figure 2, the pressing plate portion 1 of this fastener wherein, by the moulding of sheet metal integrated punching, can be a ㄇ type section, the utility model also will not be from limit, the first side 1a in this pressing plate portion 1, connect downwards integratedly and stretch this first button arm 2, and bottom of this first button arm 2, the outside direction of pressing plate portion (promptly away from) crooked hook portion 21 is after this first button arm 2 stretches into the inboard of holder 4, this hook portion 21 can be by the inboard of holder 4, the button hole 41 of this holder 4 of hook.

The pressing plate portion 1 that the utility model disclosed in its second side 1b, forms an articulated section 11, to articulate this second button arm 3.

The second button arm 3 that the utility model disclosed, its stage casing is installed in the second side 1b of this pressing plate portion 1 with a pivot, the bottom of this second button arm 3, inwardly the direction of pressing plate portion 1 (promptly towards) is bent to form a hook portion 31, with after pressing down this second button arm 3, make this hook portion 31 can be positioned at the button hole 42 of second side from this holder 4 of the outside of holder 4 hook.

The pressing plate portion 1 that the utility model disclosed in its both sides, forms upward elastic arm 12a, a 12b who stretches respectively, with upwards bounce up at ordinary times this first and second the

button arm

2,3.

As shown in Figure 2, the utility model is when using, the pressing plate portion 1 of this fastener is cross-placed on the radiating component 5, and make and be positioned at pressing plate portion 1 one sides, stretch into the inboard of first side of holder 4 as the first button arm 2, and make the hook portion 21 of these first button arm, 2 bottoms, hook is positioned at the button hole 41 of first side in holder 4, then press down this second button arm 3, to press down the 1 two-side elastic arm 12a of this pressing plate portion of energy storage, the elastic energy of 12b, and the bottom hook portion 31 that makes this second button arm 3 is by the outside of second side of holder 4, the button hole 42 of hook holder 4 these sides accordingly, this fastener can be closely buckled on this holder 4, flexibly urge this radiating component 5 in order to do this pressing plate portion 1 of mat and be close on the chip 7; Thereby the utility model when mounted, stretch into this holder 4 of hook owing to be positioned at the first button arm 2 of fastener first side by the inboard of holder 4, therefore both made outside first side of this holder 4, the next-door neighbour has other electronic building brick or perimeter component 8, this holder 4 of hook that the first button arm 2 of the present utility model still can not stopped, make the utility model can be useful in electronic building brick and arrange on the very intensive circuit board heat abstractor, and manifest its novelty and practicality.

As shown in Figure 3, Figure 4, the fastener that the utility model disclosed, wherein be installed in the second button arm 3a of this pressing plate portion 1 second side, can make its bottom outwards direction of pressing plate portion (promptly away from) with modifying, be bent to form a hook portion 31a, make this second button arm 3a, in the interior rear flank of stretching into this holder 4, with this hook portion 31a hook in the corresponding button hole 42 of this holder 4.Thereby when using, this first and

second button arm

2,3a all is with behind the inboard of stretching into holder 4, this holder 4 of the mode hook of this holder 4 of hook again, therefore both made outside first and second side that is positioned at this holder 4, be equiped with other electronic building brick or perimeter component 8, the utility model also all can be installed and used in the clear convergence.

As Fig. 5, shown in Figure 6, the fastener that the utility model disclosed, this first button arm 2a wherein, slightly horizontal one connects the first side 1a of stretching in this pressing plate portion 1, and at least upwards prominently establish a plate body 211, forming a hook portion 21a, and the second side 1b of this pressing plate portion 1, articulate one second button arm 3b, and the bottom of this second button arm 3b is bent to form a hook portion 31b; Thereby when this fastener is being used, can make the inboard of this first button arm 2a by holder 4, make its hook portion 21a stretch into and hook in the button hole 41 of these holder 4 first sides, then press down this second button arm 3b, and make this second button arm 3b hook in the corresponding button hole 42 of second side of this holder 4, pressing plate portion 1 with this fastener of mat flexibly urges this radiating component 5, and this radiating component 5 is close on the chip 7.

The utility model is being installed, as Fig. 5, shown in Figure 6, can be between this pressing plate portion 1 and this radiating component 5, an elastic parts 6 bridges, as compress spring, shell fragment etc., to press down this fastener when making its

first button arm

2a, 3a, can press down the elastic energy of this elastic parts 6 of energy storage simultaneously with these holder 4 corresponding hooks, with the elastic energy of this elastic parts 6 of mat, flexibly urgent this radiating component 5 is close on the chip 7 of required heat radiation.

Because fastener that the utility model disclosed when mounted, is positioned among two button arms such as the first button arm of both sides and the second button arm, has at least one of them button arm to be stretched into by the inboard of holder 4, and with these holder 4 corresponding hooks.So when mounted, both made the outer rim that is positioned at holder 4 these sides, anyway other electronic building brick or perimeter component 8 are installed convergence, can not have influence on the snapping operation of fastener shown in the utility model and holder 4 yet or disassemble except that operation, promoting its applicability, and show novelty of the present utility model and practicality.

The structure that the utility model disclosed, shape, can under spirit of the present utility model and category, modified application, as shown in Figure 7, the first side 1a of this pressing plate portion 1 connects downwards integratedly and stretches this first button arm 2b, and the inside direction of pressing plate portion (promptly towards) the crooked hook portion 21b in the bottom of this first button arm 2b; And stage casing of this second button arm 3 is installed in the second side 1b of this pressing plate portion 1 with a pivot, and the bottom that makes this second button arm 3 outwards direction of pressing plate portion (promptly away from) is bent to form a hook portion 31, and the utility model also will not be from limit.

Claims

1. internal hook clasping radiating component fastener, it comprises:

A pressing plate portion;

One first button arm is arranged at first side of this pressing plate portion, is provided with a hook portion, with hook accordingly in the button hole of a holder; And

One second button arm is arranged at second side of this pressing plate portion, is provided with a hook portion, with hook accordingly in the opposite side button hole of this holder;

Wherein, this first button arm or the second button arm, one of them button arm at least, the inboard of this holder certainly, this holder of hook.

2. internal hook clasping radiating component fastener as claimed in claim 1 is characterized in that, this pressing plate portion is by the moulding of sheet metal integrated punching, and is a ㄇ type section.

3. internal hook clasping radiating component fastener as claimed in claim 1 is characterized in that, the both sides of this pressing plate portion form a upward elastic arm of stretching respectively, with upwards bounce up at ordinary times this first and second the button arm.

4. internal hook clasping radiating component fastener as claimed in claim 1 is characterized in that, first side of this pressing plate portion connects downwards integratedly and stretches this first button arm, and the bottom of this first button arm, towards the hook portion of direction bending away from pressing plate portion; And stage casing of this second button arm is installed in second side of this pressing plate portion with a pivot, and bottom of this second button arm is bent to form a hook portion towards the direction of pressing plate portion.

5. internal hook clasping radiating component fastener as claimed in claim 1 is characterized in that, first side of this pressing plate portion connects downwards integratedly and stretches this first button arm, and the bottom of this first button arm, towards the hook portion of direction bending away from pressing plate portion; And the stage casing of this second button arm is installed in second side of this pressing plate portion with a pivot, and the bottom of this second button arm is bent to form a hook portion towards the direction away from pressing plate portion.

6. internal hook clasping radiating component fastener as claimed in claim 1 is characterized in that, first side of this pressing plate portion connects downwards integratedly and stretches this first button arm, and the bottom of this first button arm, towards the crooked hook portion of the direction of pressing plate portion; And the stage casing of this second button arm is installed in second side of this pressing plate portion with a pivot, and the bottom of this second button arm is bent to form a hook portion towards the direction away from pressing plate portion.

7. internal hook clasping radiating component fastener as claimed in claim 1 is characterized in that, the both sides of this pressing plate portion form a upward elastic arm of stretching respectively, with upwards bounce up at ordinary times this first and second the button arm.

8. internal hook clasping radiating component fastener as claimed in claim 1, it is characterized in that the slightly horizontal one of this first button arm connects first side of stretching in this pressing plate portion, and at least upwards dashes forward and establish a plate body, forming a hook portion, and second side of this pressing plate portion articulates one second button arm.