CN202178462U

CN202178462U - Fastener component

Info

Publication number: CN202178462U
Application number: CN2011202923802U
Authority: CN
Inventors: 蔡超文; 吴永权
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2011-08-12
Filing date: 2011-08-12
Publication date: 2012-03-28
Anticipated expiration: 2021-08-12

Abstract

The utility model discloses a fastener component which is used for fixing a chip module onto a circuit board and comprises a lower buckle, an upper buckle and a pressing part, wherein the lower buckle is fixedly arranged on the circuit board; the upper buckle is covered above the lower buckle, the upper buckle comprises a cover body and a clamping part, the front end of the cover body is movably connected with the lower buckle, the clamping part is assembled on the upper buckle and positioned between the upper buckle and the lower buckle, and the clamping part is provided with a fixing mechanism for fixing the chip module; and the pressing part is used for pressing the upper buckle to be covered on the lower buckle. According to the fastener component, as the upper buckle comprises the cover body and the clamping part and the clamping part is provided with the fixing mechanism for fixing the chip module, when the chip module is assembled, only the chip module needs to be fixed on the clamping part, then the clamping part and the whole chip module are arranged into the cover body together, then the whole upper buckle is covered on the lower buckle and the pressing part is further used for pressing, thereby realizing the electrical connection between the chip module and a socket connector (which is welded on the circuit board in advance) and further realizing the purpose of electrically connecting the chip module with the circuit board.

Description

Fastener assembly

Technical field

The utility model relates to a kind of fastener assembly, refers to that especially a kind of being used for is fixed to the fastener assembly on the circuit board with a chip module.

Background technology

Electric connector extensively applies to connect two electronic building bricks independent of each other; For example electrically connect one connect a chip module and a circuit board socket connector; Mainly be that said socket connector is welded on the said circuit board; And said chip module is arranged on the said socket connector, and utilize a fastener assembly that said chip module is firmly suppressed on said socket connector, with the purpose that realizes that said chip module and said circuit board electrically connect.

At present, industry fastener assembly commonly used generally comprises button on, and the said button of going up is fixedly set on the said circuit board, and has extended upward a junction; Button is the lid shape that metal material is processed on one, is covered on the said down side of buckling, and a said end of going up button is movably connected on said connecting portion, and the said other end of going up button can rotate freely around said connecting portion, realizes said go up button with said under detain cover and open; One rolled-up stock is bonded to said button down in order to suppress the said buckle closure of going up.Because said socket connector is welded on the said circuit board in advance; When assembling said chip module; Only need said chip module is placed on the said socket connector, guarantee that the stitch of said chip module and the conducting terminal in the said socket connector electrically connect, the more said buckle closure of going up is closed; And suppress in the said button of going up with said rolled-up stock, can said electric connector be fixed on the said circuit board.

This fastener assembly is owing to need by hand said chip module to be positioned on the said socket connector; Finger touches said conducting terminal easily in assembling process; Cause said conducting terminal contaminated and influence its electric conductivity; Install various misoperations in the chip module process (as said chip module fall, the stitch and the said conducting terminal of said chip module locate inaccuracy etc. each other) and damage said conducting terminal, influence the electrical connection function of said socket connector.

Therefore, be necessary to design a kind of new fastener assembly to address the above problem.

Summary of the invention

The purpose of the utility model is to provide a kind of simple in structure, ease of assembly, can prevents to damage the fastener assembly of conducting terminal in the socket connector.

For realizing above-mentioned purpose, the utility model adopts following technical scheme:

A kind of fastener assembly is used for a chip module is fixed to a circuit board, comprising: once detain, be fixedly arranged on the said circuit board; Button on one; Be covered on said under the side of buckling; The said button of going up comprises that a lid and a holder, the front end of said lid are movably connected on said button down, and said holder is installed in to be buckled on said; And on said button with said detain down between, said holder is provided with a fixed mechanism with the said chip module of fixing; One rolled-up stock is bonded to said button down in order to suppress the said buckle closure of going up.

Compared with prior art; The fastener assembly of the utility model is because the said button of going up comprises said lid and said holder; And but said holder is provided with the said chip module of said fixed mechanism fixing; Thereby when assembling said chip module; Only need and a said chip module be fixed on the said holder, then with said holder together with the integral body of the said chip module said lid of packing into, will wholely go up again that buckle closure is bonded to said button down and suppress and fix with said rolled-up stock; Just can realize that a said chip module and a socket connector (being welded in advance on the said circuit board) electrically connect, thereby realize the purpose that said chip module and said circuit board electrically connect.The fastener assembly of this structure need not be positioned over said chip module on the said socket connector; Therefore can stop the risk of finger touches to the interior conducting terminal of said socket connector; And can avoid installing various misoperations in the chip module process (as said chip module fall, the stitch and the said conducting terminal of said chip module locate inaccuracy etc. each other) and damage said conducting terminal, can guarantee the good electrical linkage function of said socket connector.

[description of drawings]

Fig. 1 is fixed on the circuit board for the fastener assembly of the utility model first embodiment and goes up buckle in the structural representation of open mode;

Fig. 2 is the structural representation of going up among the utility model first embodiment after button fastens;

Fig. 3 is the decomposing schematic representation of the utility model first embodiment;

Fig. 4 is the cutaway view of the utility model first embodiment fastener assembly;

Fig. 5 is affiliated to the assembly drawing in lid for the utility model first embodiment holder;

Fig. 6 is an exploded view of going up button and covering lid among the utility model first embodiment;

Fig. 7 is an assembly drawing of going up button and covering lid among the utility model first embodiment;

Fig. 8 is a structural representation of going up button among the utility model second embodiment;

Fig. 9 is lid and the preceding structural representation of holder assembling among the utility model second embodiment;

Figure 10 is the structural representation after lid and the holder assembling among the utility model second embodiment.

The drawing reference numeral explanation of embodiment:

Chip module	1	Circuit board	2	Following button	3
						Last button	4	Rolled-up stock	5	Socket connector	6
First rocking bar	7	Lid	8	Holder	9
						Breach	10	Covering lid	20	First rotation section	71
First operating portion	72	Second rotation section	51	Second operating portion	52
						Hollow hole	80	Sidewall	81	Bend	82
Compression zone	83	Location hole	84	Stopper slot	91
						Elastic arm	92	Projection	93	The location division	94
The hook part	95	Let bit space	96	First projection	97
						Second projection	98	Operating portion	99	Buckle	201
Guide ramp	930	The stop section	931	?	?

[embodiment]

Purpose, structure, characteristic and effect etc. for ease of better understanding the utility model combine accompanying drawing and embodiment that the utility model is described further at present.

Like Fig. 1; The fastener assembly of the utility model; Be used for a chip module 1 is fixed to a circuit board 2, comprise and detain button 4 and one rolled-up stock 5 on 3,, said button 3 down is fixedly arranged on the said circuit board 2; The said button 4 of going up is movably connected on said button 3 down, and said rolled-up stock 5 covers to said button 3 down in order to suppress the said button 4 of going up.

Referring to figs. 1 through Fig. 3; Be welded with a socket connector 6 on the said circuit board 2; Said socket connector 6 comprises an insulating body and is located in a plurality of conducting terminals (not shown) in the said insulating body; Said button 3 down roughly is the frame shape, is located in said socket connector 6 peripheries, and is fixed on the said circuit board 2 through four screws.The said front end of button 3 down is articulated with one first rocking bar 7; Said first rocking bar 7 comprises that one first rotation section 71 is articulated in said 3 front ends of button down; And one first operating portion 72 perpendicular to said first rotation section 71; Said first operating portion 72 is positioned at said button down 3 right sides, and around said first rotation section, 71 rotations.The said rear end of button 3 down is connected with said rolled-up stock 5; In the present embodiment; Said rolled-up stock 5 is and one second roughly the same rocking bar of said first rocking bar, 7 structures that said second rocking bar has one second rotation section 51 and is articulated in said button down 3 rear ends, and one second operating portion 52 is perpendicular to said second rotation section 51; And be positioned at the said left side of button 3 down, relative with said first operating portion 72.

The said button 4 of going up is covered on said button 3 tops down, and particularly, the said button 4 of going up is covered on said socket connector 6 tops.The said button 4 of going up comprises a lid 8 and a holder 9.

Wherein, said lid 8 is made of metal, and the center offers a hollow hole 80, and bending downwards is extended with a sidewall 81 respectively in the left and right sides.The front end bending of said lid 8 is extended with a bend 82, and the stage casing part of said first rotation section 71 gets in the gap of said bend 82, and with this structure, the front end of said lid 8 is articulated in said button 3 down; The said lid 8 rear ends compression zone 83 that extended back when said lid 8 covers to said button 3 down, can be operated said second rocking bar and make said second rotation section 51 suppress on said compression zone 83.

Said holder 9 is and the roughly the same frame shapes of said lid 8 sizes, processed by plastic cement, can certainly be processed by metal or other material.Said holder 9 is installed in said going up on the button 4, and button 4 is detained between 3 down with said on said, and said holder 9 is provided with a fixed mechanism with the said chip module 1 of fixing.

With reference to Fig. 3, said fixed mechanism comprises being arranged with from said holder 9 lower surfaces and forms a stopper slot 91 in order to carrying said chip module 1, and the sidewall block of said stopper slot 91 is in said chip module 1 ora terminalis.As preferred embodiment, said stopper slot 91 parts connect said holder 9, and its to run through part corresponding with the said hollow hole 80 of said lid 8, be convenient to 1 heat radiation of said chip module.

Further, said fixed mechanism comprises that also at least two elastic arms 92 are arranged at the front end and the rear end of said holder 9 respectively, and two said elastic arms 92 are held on two ora terminalis of said chip module 1 respectively.Corresponding said two elastic arms 92 of two ora terminalis of said chip module 1 are provided with two breach 10, and said two elastic arms 92 part at least get into said two breach 10.As preferred embodiment, said elastic arm 92 quantity are four, and the front end of said holder 9 and rear end are respectively arranged with two said elastic arms 92.

Further, said fixed mechanism also comprises the fixing glue (not shown) that is provided with between said holder 9 and the said chip module 1, and said fixing glue is binded said holder 9 and said chip module 1.

For said holder 9 can be assembled on the said lid 8, can on said holder 9, extend at least two projections 93 are set, and corresponding said two projections 93 be offered at least two location holes 84 and are mated on said lid 8.With reference to Fig. 3 to Fig. 5; Embodiment one as the utility model; Offer two said location holes 84 on the said sidewall 81 of each of said lid 8 respectively, said holder 9 both sides correspondences outwards are extended with two said projections 93 respectively respectively from getting in the said location hole 84.Said projection 93 is provided with a guide ramp 930, can guide said projection 93 to get into smoothly in the said location hole 84 and realize holding.This projection 93 cooperates with the hole, the fixed structure of location, side, can effectively utilize existing buckle structure on the said sidewall 81 of said lid 8, to offer said location hole 84, its highly versatile, convenient production and processing.

Like Fig. 3 and Fig. 4; For preventing the outwards excessively slippage in said two location holes 84 of said two projections 93; Said projection 93 is extended with a stop section 931 downwards; Said stop section 931 does not get into said location hole 84, but it is inboard and be posted by the internal face of said sidewall 81 to be positioned at said location hole 84, and is lower than the diapire of said location hole 84.Select under the proper prerequisite at material, said projection 93 and said stop section 931 can have certain elasticity, can avoid the rigidity location.Because said stop section 931 is positioned at said projection 93 belows, with said sidewall 81 be plane contact, this way of contact is more steady.

In addition, said holder 9 both sides also convex with the internal face that a location division 94 is connected to two said sidewalls 81 respectively, can further spacing said lid 8, prevent said lid 8 towards both sides over-deflection.

Because this projection needs visual fix with the locate mode that cooperates in hole when assembling; Its accuracy is not high; Being prone to influences packaging efficiency, therefore, can further on said holder 9, be convexly equipped with at least one hook part 95; As shown in Figure 5, said hook part 95 is extended and is affiliated in said lid 8 from said holder 9.Preferably, said holder 9 rear ends convex with two said hook parts, 95 correspondences and are affiliated to the end edge place in said lid 8, and are positioned at the both sides of said compression zone 83, and said two hook parts, 95 spacings and said compression zone 83 wide cuts are about equally.Said two hook parts 95 are assembled in the process on the said lid 8 at said holder 9 plays the location, simultaneously since only the rear end of said holder 9 be provided with said two hook parts 95, therefore can remind the operator correctly to install.

Further, shown in Fig. 6 and Fig. 7, said lid 8 tops further are installed with a covering lid 20, and said covering lid 20 covers said hollow hole 80 tops in said lid 8, can reach the dustproof effect.Said covering lid 20 both sides extend downward a few buckle 201 respectively; In the present embodiment; Said covering lid 20 both sides are respectively arranged with two said buckles 201; Said buckle 201 passes said hollow hole 80 and is fastened in the bottom surface of said lid 8 to the lower part, and said holder 9 corresponding said buckles 201 offer one lets bit space 96 usefulness for the said buckle 201 of stepping down.The said bit space 96 that lets can be a recess that sets to the concave from said holder 9 outsides, also can be for running through a through hole of said holder 9 upper and lower surfaces.Position through corresponding said covering lid 20 on said holder 9 is provided with the said bit space 96 that lets; Be assembled to the purpose of said lid 8 when realizing said holder 9 and said covering lid 20; Said holder 9 and said covering lid 20 shipment simultaneously of assembling back and uses are exempted the cost and the inconvenience of using of packing separately.

In the present embodiment; When said holder 9 (in advance said chip module 1 being fixed to said holder 9) to said lid 8 is installed; Can earlier the end edge place in said lid 8 be affiliated in said two hook parts 95, realize the Primary Location of said holder 9 rear ends and said lid 8; Be fulcrum with said two hook parts 95 then, rotate said holder 9 front ends, be posted by the lower surface of said lid 8 until the upper surface of said holder 9; Again each said projection 93 is aimed at each said location hole 84 respectively; Can push the lower surface of said holder 9; Make said guide ramp 930 slip into said location hole 84 gradually and get into said location hole 84 until said projection 93; And said stop section 931 is connected to the internal face of said sidewall 81, realizes that finally said holder 9 is positioned said lid 8.

Certainly, said holder 9 and said lid 8 also can be realized the assembling of the two through other structure.With reference to Fig. 8 to Figure 10, as the embodiment two of the utility model, element, structure among itself and the embodiment one are roughly the same, and difference is: realize fixing through projection cube structure is set between said holder 9 and the said lid 8.Particularly, said holder 9 is extended with at least two first projections 97, and said lid 8 is extended with at least two second projections 98 towards said first projection, 97 correspondences, and said first projection 97 at least partly is positioned at said second projection 98 belows.As preferred embodiment; Relative two madial walls from the said stopper slot 91 of said holder 9 upwards are extended with two said first projections 97 respectively; It is corresponding with said first projection 97 to be extended with two said second projections 98 downwards respectively from relative two madial walls 81 of the said hollow hole 80 of said lid 8; The lower surface of the upper surface of said first projection 97 and said second projection 98 is in contact with one another; Reach the purpose of said holder 9 and said lid 8 location, because the two contact-making surface is bigger, it is more firm to locate.In addition, be handled easily, said holder 9 one ends are extended with the end edge that an operating portion 99 protrudes out said lid 8, pick and place and install by hand with convenient.

In the present embodiment; When said holder 9 (in advance said chip module 1 being fixed to said holder 9) to said lid 8 is installed; With reference to Fig. 9; Can hold said operating portion 99 and, promote said holder 9 and make it the rear end gradually forward slippage of front end, until the mutual interlock of lower surface of the upper surface and said second projection 98 of said first projection 97 by said lid 8 with said holder 9 front ends said lid 8 rear ends of aliging; The said holder 9 of final realization is positioned said lid 8, as shown in Figure 10.

The utlity model has following beneficial effect:

1. because the said button 4 of going up comprises said lid 8 and said holder 9; And but said holder 9 is provided with the said chip module 1 of said fixed mechanism fixing; Thereby when assembling said chip module 1; Only need and a said chip module 1 be fixed on the said holder 9, then with said holder 9 together with the integral body of the said chip module 1 said lid 8 of packing into, again will the be whole said button 4 of going up covers to suppress to said button 3 down and with said rolled-up stock 5 and fixes; Just can realize that a said chip module 1 and a socket connector 6 (being welded in advance on the said circuit board 2) electrically connect, thereby realize the purpose that said chip module 1 and said circuit board 2 electrically connect.The fastener assembly of this structure need not be positioned over said chip module 1 on the said socket connector 6; Therefore can stop the risk that finger touches arrives the said conducting terminal (not shown) in the said socket connector 6; And can avoid installing various misoperations in chip module 1 process (as said chip module 1 fall, the stitch and the said conducting terminal of said chip module 1 locate inaccuracy etc. each other) and damage said conducting terminal (not shown), can guarantee the good electrical linkage function of said socket connector 6.

Since the sidewall block of said stopper slot 91 in said chip module 1 ora terminalis, thereby said chip module 1 can accurately be fixed on the said holder 9, and receive said stopper slot 91 sidewall block and can not produce shift phenomenon.

3. because to be provided with said elastic arm 92 corresponding and get into the said breach 10 on the said chip module 1 rear and front end of said holder 9, but thereby said chip module 1 ora terminalis of said elastic arm 92 resilient clamp, it is more firm to locate.

4. owing to also be provided with fixing glue between said holder 9 and the said chip module 1, thereby said chip module 1 can be firmly fixed on the said holder 9 more, and the location reliably.

5. because said holder 9 rear ends are provided with said two hook parts 95; When said holder 9 is assembled to 8 last times of said lid, be affiliated in the effect of an end location of said lid 8 said two hook parts 95, so; Convenient said projection 93 and said location hole 84 be matching and fixing exactly; And said two hook parts, 95 spacings and said compression zone 83 wide cuts are about equally, and when said holder 9 is assembled to 8 last times of said lid, said two hook parts 95 correspondences are affiliated in the both sides of said compression zone 83; Can remind the operator correctly to install; Simultaneously, but the lateral displacement of said two hook parts 95 of both sides block of said compression zone 83, and then guarantee said holder 9 stable being fixedly arranged on the said lid 8.

6. assemble in the process on said holder 9 to the said lid 8, only need said projection 93 is got final product with said location hole 84 matching and fixing, thereby assemble more convenient; In addition, in this kind fixed form, said lid 8 is only offered said location hole 84 no too much other assorted excessively structures; Thereby the said lid 8 of existing buckle structure capable of using is offered said location hole 84 on said sidewall 81; Its versatility is stronger, and it is simple in structure, is convenient to production and processing.

7. because said projection 93 is extended with the internal face that said stop section 931 is posted by said sidewall 81 downwards; Thereby said stop section 931 can prevent the outwards excessively slippage in said two location holes 84 of said two projections 93; And because said stop section 931 is positioned at the below of said projection 93; Compare the contacted mode of bending part (if conflict to the curved surfaces of said sidewall 81 bending places in said stop section 931, said stop section 931 is little with the contact area of said curved surface, the easy slip) of said stop section 931 and said sidewall 81; Said stop section 931 is a plane contact with the said sidewall 81 this ways of contact, thereby contact is more steadily reliable.

8. because the location of said holder 9 and said lid 8 fastens with said second projection 98 through said first projection 97 realizes; The upper surface of said first projection 97 contacts with the lower surface of said second projection 98; The contact-making surface of the two is bigger; This structure location is more firm, and assembling can reduce fraction defective easily.

9. because said lid 8 tops further are installed with a covering lid 20, and said covering lid 20 covers said hollow hole 80 tops in said lid 8, can reach the dustproof effect, protects said chip module 1 not polluted by foreign object such as dust.

10. the position owing to corresponding said covering lid 20 on the said holder 9 is provided with the said bit space 96 that lets; Thereby said holder 9 can be assembled to said lid 8 simultaneously with said covering lid 20; Said holder 9 and said covering lid 20 shipment simultaneously of assembling back and uses can be exempted the cost and the inconvenience of using of packing separately.

More than specify the explanation of the preferred embodiment that is merely the utility model; Non-thus the limitation the utility model claim; So the equivalence techniques that all this creation of utilization specifications and diagramatic content are done changes, and all is contained in the claim of the utility model.

Claims

1. a fastener assembly is used for a chip module is fixed to a circuit board, it is characterized in that, comprising:

Once button is fixedly arranged on the said circuit board;

Button on one; Be covered on said under the side of buckling; The said button of going up comprises that a lid and a holder, the front end of said lid are movably connected on said button down, and said holder is installed in to be buckled on said; And on said button with said detain down between, said holder is provided with a fixed mechanism with the said chip module of fixing;

One rolled-up stock is bonded to said button down in order to suppress the said buckle closure of going up.

2. fastener assembly as claimed in claim 1 is characterized in that: said fixed mechanism comprises being arranged with from said holder lower surface and forms a stopper slot in order to carrying said chip module, and the sidewall block of said stopper slot is in said chip module ora terminalis.

3. fastener assembly as claimed in claim 2 is characterized in that: said stopper slot partly connects said holder.

4. fastener assembly as claimed in claim 1 is characterized in that: said fixed mechanism comprises the fixing glue that is provided with between said holder and the said chip module, and said fixing glue is binded said holder and said chip module.

5. fastener assembly as claimed in claim 1 is characterized in that: said fixed mechanism comprises that at least two elastic arms are arranged at the front end and the rear end of said holder respectively, and said two elastic arms are held on two ora terminalis of said chip module respectively.

6. fastener assembly as claimed in claim 5 is characterized in that: corresponding said two elastic arms of two ora terminalis of said chip module are provided with two breach, and said two elastic arms part at least get into said two breach.

7. fastener assembly as claimed in claim 5 is characterized in that: said elastic arm quantity is four, and the front end of said holder and rear end are respectively arranged with said two elastic arms.

8. fastener assembly as claimed in claim 1 is characterized in that: said holder convexes with at least one hook part, and said hook part is extended and is affiliated in said lid from said holder.

9. fastener assembly as claimed in claim 7; It is characterized in that: the said lid rear end compression zone that extended back; Said holder rear end is provided with two hook part correspondences and is affiliated to the both sides in said compression zone, and said two hook part spacings and said compression zone wide cut are about equally.

10. fastener assembly as claimed in claim 1 is characterized in that: said holder is extended with at least two projections, and corresponding said two projections of said lid offer at least two location holes and are mated.

11. fastener assembly as claimed in claim 10 is characterized in that: correspondence stretches out and gets into said two location holes said two projections from said holder both sides respectively.

12. fastener assembly as claimed in claim 10 is characterized in that: be extended with a sidewall respectively downwards in the said lid left and right sides, said two location holes are located at respectively on said two sidewalls.

13. fastener assembly as claimed in claim 12 is characterized in that: said projection is extended with a stop section downwards and is positioned at said location hole inboard, and is posted by the internal face of said sidewall.

14. fastener assembly as claimed in claim 12 is characterized in that: said holder both sides convex with the internal face that a location division is connected to said two sidewalls respectively.

15. fastener assembly as claimed in claim 1 is characterized in that: said lid top further is installed with a covering lid.

16. fastener assembly as claimed in claim 15 is characterized in that: said lid offers a hollow hole, and said covering lid covers in said hollow hole top.

17. fastener assembly as claimed in claim 16; It is characterized in that: said covering lid both sides extend downward a few buckle respectively; Said buckle passes said hollow hole and is stuck in the bottom surface of said lid to the lower part, and the corresponding said buckle of said holder offers one lets bit space in order to the said buckle of stepping down.

18. fastener assembly as claimed in claim 1; It is characterized in that: said holder is extended with at least two first projections; Said lid is extended with at least two second projections towards the said first projection correspondence, and said first projection at least partly is positioned at said second projection below.

19. fastener assembly as claimed in claim 1 is characterized in that: said holder one end is extended with the end edge that an operating portion protrudes out said lid.