CN2428804Y

CN2428804Y - Fixing-holding device

Info

Publication number: CN2428804Y
Application number: CN 99251982
Authority: CN
Inventors: 董顺吉
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 1999-12-07
Filing date: 1999-12-07
Publication date: 2001-05-02
Anticipated expiration: 2009-12-07

Abstract

The utility model discloses a fixing-holding device, which is arranged on the both ends of an electric connector of an insertion groove on a host plate of a computer for assembling chip mould groups and accessories of the chip mould groups. The utility model can meet the requirements chip mould groups with different height through the mutual combination of the main parts of a base, an arm part and a slide block, wherein, the base is provided with an insertion groove, a bottom seat arranged on the lower part of the base, and an elastic arm arranged on one side wall of the base; the elastic arm is matched with the slide block; the arm part is connected with the base through a hinge device and can be rotated; besides, the arm part comprises a slide groove matched with the slide block; a slide block group is arranged on the arm part and can be upwards and downwards slid; the slide block group comprises a slide part matched with the slide groove arranged on the arm part and a pushing top clamped with the elastic arm.

Description

Holding unit

The relevant a kind of holding unit of the utility model refers in particular to a kind of slot electric connector two ends that are installed in computer motherboard and is used for the holding unit of winding wafer module and annex thereof.

With showing under the newly developed and indispensable development trend that function is increasing and its volume day by day dwindles of electronic installation, each electronic package manufacturer has begun to design and make the single modularity assembly with multinomial function.CPU (central processing unit) with computer is an example, a kind of central processing unit of newly-developed makes up former must increasing simultaneously and forms the wafer module after the function that expansion board can realize, after member such as heating radiator forms the modularity member in the winding again, and be inserted in the lump in the connector default on the computer motherboard to realize conducting with computer motherboard.For increasing the stability after this wafer module winding, the also corresponding usually holding unit that is used for increasing its winding stability that is provided with of computer, relevant design can be with reference to cases such as No. the 86207711st, 86207803 and 86211054, TaiWan, China patented claims.Because relevant at present wafer module design adds that box-like encapsulation function is comparatively powerful and cost is cheap relatively and do not have two kinds of any outer packages, existing holding unit has following two kinds of different affixed modes corresponding to these two kinds of wafer module designs.

See also the synoptic diagram of Fig. 1 for a kind of existing holding unit 80 winding wafer modules, offer button on the wall 82 of the group connecting part 81 of these existing holding unit 80 both sides and hold hole 83, when wafer module 84 inserts wherein, hold button that body 85 buckles into holding unit 80 by the button that is provided with on wafer module 84 both end sides and hold in the hole 83 and can realize that the winding of the two fixes.See also Fig. 2, another existing holding unit that is used for being connected with group with the wafer module that does not have an outer package includes fixed mount 90 and the two clinching parts 91 that are the Qian type, wafer module 92 and auxiliary equipment 99 thereof insert between the fixed mount 90 earlier, after with group connecting part 93 top sides of clinching part 91 windings to fixed mount 90 two ends, further be provided with protruding button 95 on the elastic plate 94 that be wholely set on clinching part 91 1 sides this moment and can buckle in the snapping hole 96 of group connecting part 93, so that clinching part 91 is fixed on the fixed mount 90.Again, the relative another side that clinching part 91 is provided with elastic plate 94 is provided with butt groove 97, accommodates and the apical margin that support to end the circuit board 98 of wafer module 92 can make the unlikely displacement that gets loose in the fixed mount 90 of wafer module 92 by this butt groove 97.

But, existing two kinds of holding units that are used for winding wafer module and computer motherboard all only are applicable to the wafer module of level altitude, its range of application is narrow, in addition its two be by fastener and block button hole fixed wafer module, the time must impose big acting force side in assembling or dismounting and buckling body is combined with block button hole or break away from, this is unfavorable for the convenience assembling and dismantle.Moreover, its two be made into integration and structure comparatively complicated, this is unfavorable for reducing die cost and manufacturing cost.

The utility model purpose is to provide a kind of holding unit of wafer module of applicable differing heights.

Another purpose of the utility model is to provide a kind of and makes simple, convenient disassembly and save the holding unit of die cost and manufacturing cost.

The purpose of this utility model is achieved through the following technical solutions: the utility model holding unit basic module is a pedestal, pedestal be provided with the wafer module that is used for accepting insertion and auxiliary equipment thereof inserting groove, be located at the pedestal bottom to realize fixing base and to be located at the elastic arm that the pedestal sidewall matches with slide block with motherboard, according to the height of wafer module, alternative additional arm is determined with sliding on the pedestal in addition.

Compare prior art, the utility model cooperates by slide block and elastic arm, the wafer module is very dismantled from this holding unit easily, and can satisfy the needs of differing heights wafer module by the combination of its pedestal, arm and slide block, the fabricator can reach cost according to actual needs and select dissimilar.

Below in conjunction with diagram and embodiment the utility model is further described.

Fig. 1 is the stereographic map of existing holding unit and the preceding signal of wafer module winding.

Fig. 2 is the stereographic map of signal before another existing holding unit and the winding of wafer module.

Fig. 3 is the three-dimensional exploded view of the utility model holding unit.

Fig. 4 is the three-dimensional combination figure of the utility model holding unit.

Fig. 5 is the synoptic diagram of the utility model holding unit arm bending.

Fig. 6 is the three-dimensional exploded view of the utility model holding unit and wafer module.

Fig. 7 is the three-dimensional combination figure of the utility model holding unit and wafer module.

Please consult Fig. 3 and shown in Figure 4 simultaneously, the utility model holding unit 1 is distinguished the two ends that vertical computer motherboard (not shown) direction group is fixed in the slot electric connector 4 (shown in Figure 6) that is arranged on the computer motherboard for using in pairs, this slot electric connector 4 is provided with slot (not label) in one side central authorities, and can accommodate by circuit board, central processing unit and auxiliary equipment group admittedly together the bottom conductive part (not label) of wafer module 3 (shown in Figure 6) in it, and then realize electrically conducting of wafer module 3 and computer motherboard.

This holding unit 1 is hinged by pedestal 10, with pedestal 10 and rotatable arm 13 and match with arm 13 and to merge the slide block 16 that can slide up and down and form.

Wherein pedestal 13 comprises and links to each other with computer motherboard and the inserting groove 101 of the base 100 of supporting arm part 13 and slide block 16, fixing wafer module 3, be located at base 100 1 ends and sidewall 102 that extends along base 100 vertical direction and the elastic arm 103 of being located at pedestal 13 sidewalls 102 middle parts.Wherein base 100 middle parts are provided with and this connector 4 distolateral 40 corresponding frame portions 104 of accommodating.In addition, accommodate frame portion 104 two ends in base 100 and be arranged with rectangular card post frame 105, with computer motherboard mutually the card post 106 of clamping be contained in it.In addition, be provided with tabular sidewall 102 in the relative end in base 100 card post 106 rear portions along the extension of base 100 vertical direction.In addition, the frame portion of accommodating at the inserting groove 101 of fixing wafer module 3 and base 100 middle parts 104 is corresponding and extend along side plate 102 and to be provided with, and wherein these inserting groove 101 2 symmetrical grafting cell walls 107 are made into integration with side plate 102 and perpendicular to this sidewall 102.In addition, be provided with projection 108 outstanding in inserting groove 101 in these symmetry grafting cell wall 107 madial walls.Again, be provided with the pan 109 of accepting arm 13 in this position, symmetry grafting cell wall 107 upper end, wherein this pan 109 comprises from the square groove 110 of the cell wall 107 lateral sunken insides of pegging graft and runs through the receiving hole 111 of grafting cell wall 107.In addition, be provided with from the cell wall 107 inboard outwards snap openings 112 of depression of pegging graft at these pan 109 upsides.Wherein elastic arm 103 is located on the sidewall 102 that grafting cell wall 107 enclosed, comprise and link to each other with sidewall 102 and link to each other and be the outward extending snap-on of arc shaped portion 113 with the upwardly extending connecting portion 114 in 102 one-tenth certain inclination angles of sidewall and with connecting portion 114 is terminal, wherein these connecting portion 114 both sides and sidewall 102 adjacents are arranged with slit 115, and also are provided with a slit 115 in order to do the elasticity with increase elastic arm 103 in connecting portion 114 middle parts.Wherein be provided with the perforation 116 of a winding slide block 16 ends, and be provided with the holding wall 117 that is used for holding slide block 16 ends in snap-on portion 113 terminal protrusions in arc snap-on portion 113.

Wherein arm 13 is located on the pedestal 10, comprise first support slot 131 that is hinged with pedestal 10 and second support slot 132 that aligns with pedestal 10 inserting grooves 101, wherein be provided with the joint pin 133 of relative extension in 131 liang of symmetrical cell wall ends of first support slot, after the assembling, pedestal 10 tops are accommodated in arm 13 first support slots 131, and joint pin 133 clips are in pedestal 10 pans 109.Wherein second support slot 132 comprises and symmetrically arrangedly holds cell wall 134 and in two diapires 135 that hold 134 of cell walls, wherein this symmetry holds cell wall 134 and is provided with the chute 136 that caves inward in its outer wall, and be provided with again to buckleing of lower recess in contiguous second support slot, 132 opening parts of chute 136 and hold groove 137, and hold cell wall 134 upper ends in arm 13 second support slots 132 and to second support slot 132 in, give prominence to and be provided with butt piece 138.In addition, in second support slot, 132 diapires, 135 upside vicinities hold cell wall 134 be provided with and hold cell wall 134 separately breach 139 and be provided with in diapire 135 middle parts two mutually at interval rectangular apertures 140 to increase the elasticity of arm 13.

Slide block 16 ejection part 162 that comprises the sliding part 161 that is mounted on arm 13 second support slots 132 outsides and protrude with sliding part 161 1 ends middle part and extend to base 100 wherein, this ejection part 162 is provided with a guiding face 164 that tilts in its lower end, and these ejection part 162 ends are fastened in the perforation 116 of elastic arm 103 snap-on portions 113.This sliding part 161 is provided with to the slide block 16 inboard button pieces 164 that extend relatively in its opening part, is used for being snapped in arm 13 buttons and holds in the groove 137.

Please consult shown in Figure 5 simultaneously, joint pin 133 by arm 13 first support slots 131 matches with the pan 109 of pedestal 10, the utility model arm 13 can be done the rotation of certain angle around joint pin 133, can guarantee thus to open when drive arm 13 when slide block 16 moves down.

Please consult Figure 6 and Figure 7 simultaneously, during assembling, this holding unit is opposite to slot electric connector 4 two ends for 1 one-tenth, by pedestal 11 card posts 106 this holding unit 1 is immobilizated on the computer motherboard, these slot electric connector 4 ends 40 are contained in accommodating in the frame portion 104 of both sides holding unit 1 base 100, CPU (central processing unit) and auxiliary equipment group thereof be together wafer module 3 admittedly, by the card frame on its two ends lateral margin 30 with the interference of pedestal projection and clip in the space that holding unit 1 pedestal, 11 inserting grooves 101 and arm 13 second support slots 132 form, slide block 16 sliding parts 161 upper ends are held on the arm 13 chutes 136 upper end cell walls, slide block 16 lower end ejection parts 162 are fastened on the holding wall 117 of elastic arm 103 end portions of snap-on portion and prevent that effectively arm 13 from outwards opening, and then guarantee that wafer module 3 firmly is mounted on the slot electric connector 4.

During dismounting, apply an acting force, outwards open thereby make slide block 16 move down drive arm 13, and then can easily wafer module 3 be dismantled from holding unit 1 in slide block 16 ejection parts 162.

Really, wafer module for differing heights, the utility model holding unit also can and be made of pedestal separately by pedestal and arm, can cooperate with the relative configurations of respective electronic device and the wafer module is immobilizated on the connector by projection, snap openings and butt piece, the fabricator can reach production cost according to actual needs and select different types.

Claims

1. holding unit, be used for being mounted on computer motherboard slot electric connector two ends and be used for fixing wafer module and annex thereof, its basic module is a pedestal of being located at the bottom, pedestal comprise with computer motherboard mutually clamping the card post, accommodate the inserting groove of wafer module and be located at the sidewall of pedestal one side, it is characterized in that: according to the differing heights of wafer module, the also alternative slide block that is mounted on the arm on the pedestal and is connected that is provided with on the pedestal with arm.

2. holding unit according to claim 1 is characterized in that: this holding unit only is made up of pedestal.

3. holding unit according to claim 2, it is characterized in that: the pedestal sidewall is provided with an elastic arm, and this elastic arm comprises to be located at sidewall that inserting groove surrounds and to become the outward extending connecting portion in certain inclination angle and terminal and roughly along snap-on portion that the motherboard direction is extended in connecting portion along sidewall.

4. holding unit according to claim 3 is characterized in that: the connecting portion middle part of this elastic arm is provided with one and is used for increasing the flexible slit of elastic arm.

5. holding unit according to claim 4 is characterized in that: the snap-on portion of elastic arm is provided with perforation.

6. holding unit according to claim 5 is characterized in that: the snap-on portion end of elastic arm is provided with the holding wall that protrudes along the motherboard vertical direction.

7. holding unit according to claim 6 is characterized in that: pedestal is provided with the two card post frames of accommodating the card post accommodating frame portion symmetria bilateralis.

8. holding unit according to claim 7 is characterized in that: the pedestal inserting groove comprises symmetrically arranged grafting cell wall, is provided with on two grafting cell wall relative inner walls along the projection that protrudes with grafting direction vertical direction.

9. holding unit according to claim 8 is characterized in that: the grafting cell wall of inserting groove upper end is provided with the snap openings from its madial wall and outside depression.

10. holding unit according to claim 9 is characterized in that: this holding unit also is provided with an arm on pedestal.

11. holding unit according to claim 10 is characterized in that: arm links to each other with pedestal with articulated mounting on the pedestal by being located at this arm.

12. holding unit according to claim 11, it is characterized in that: articulated mounting comprises to be located at the hinge hole on the pedestal and to be located at joint pin on the arm, and wherein hinge hole is included in the square groove that caves inward from its lateral wall of projection top grafting cell wall and is located at the square groove lower end and runs through the receiving hole of grafting cell wall.

13. holding unit according to claim 12 is characterized in that: arm comprises accommodates the pedestal upper part and comprises that two symmetries hold first support slot of cell wall and be provided with second support slot of chute on its symmetrical cell wall.

14. holding unit according to claim 13 is characterized in that: arm is provided with the joint pin relative with hinge hole on the relative cell wall of its first support slot.

15. holding unit according to claim 14 is characterized in that: the cell wall of arm second support slot is provided with the chute from its lateral sunken inside, and this chute is provided with recessed buckleing in the second support slot opening part and holds groove.

16. holding unit according to claim 15 is characterized in that: arm second support slot portion thereon is provided with from its madial wall to the inner butt piece that protrudes of second support slot.

17. holding unit according to claim 16 is characterized in that: second support slot is provided with diapire between two relative support slot walls, and diapire is provided with plurality of openings, and holds the cell wall place and be provided with breach with the diapire upper end is contiguous.

18. holding unit according to claim 17 is characterized in that: this holding unit also is provided with a slide block on pedestal and arm.

19. holding unit according to claim 18, it is characterized in that: slide block matches with the arm chute, comprise sliding part and the ejection part accepted mutually with chute, this ejection part is located at sliding part end middle part and is extended to the elastic arm direction, and this ejection part end is contained in the snap-on portion perforation.

20. holding unit according to claim 19 is characterized in that: the end of ejection part is provided with an inclined guide face.

21. holding unit according to claim 20 is characterized in that: the button piece that the contiguous inserting groove opening of the sliding part of slide block is provided with relatively and extends to open interior.