Summary of the invention
In view of above content, be necessary the expansion card module that a stabilized structure is provided.
A kind of expansion card module, comprise the expansion card that side is electrically connected at a switching circuit board, one fixed mount, be connected to the positioning piece on this fixed mount rotatably and be connected to a supporting piece of this keeper rotatably, this fixed mount comprises a support bar, the first end of this expansion card is supported on this support bar, what this keeper was provided with the upper surface of the first end that can be held in this expansion card supports plate, this supporting piece comprises a holding division, rotate this keeper make this support upper surface that plate is held in the first end of this expansion card, rotate this supporting piece to make this holding division be fastened in this fixed mount to rotate to prevent this keeper.
Compare prior art, expansion card module of the present invention utilizes fixed mount, keeper and supporting piece to fix this expansion card, and make the fixing effectively firm of expansion card, structure is more firm.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of the better embodiment of expansion card module of the present invention, and this expansion card module comprises a fixed mount, positioning piece and a supporting piece.
Fig. 2 is the exploded view of the local of fixed mount in Fig. 1, keeper and supporting piece.
Fig. 3 is another visual angle diagram of Fig. 2.
Fig. 4 is the sections fit figure of Fig. 2.
Fig. 5 to Fig. 7 is the assembling process schematic diagram of expansion card module of the present invention.
Fig. 8 is the assembly drawing of Fig. 1.
Main element symbol description
Support 20
Side plate 21
End plate 23
Locating slot 231
Switching circuit board 30
Inserting groove 32
Expansion card 50
Circuit board 51
Plug Division 53
Stator 55
Fixed mount 60
Base plate 61
Lug 63
Posting 65
Location-plate 652
Baffle plate 655
Pilot hole 656
Support bar 67
Axis hole 632
Keeper 70
Support plate 71
Web joint 72
Depressed part 721
Clamping face 725
Through hole 723
Swivel plate 74
Extend bar 742
Axle 745
Rotating hole 746
Supporting piece 80
Substrate 81
Grip block 812
Operation panel 83
Support bar 85
Turning axle 852
Holding division 86
Flexure strip 861
Operating sheet 863
Fixture block 865
Cabinet 400
Mainboard 401
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1, expansion card module of the present invention comprises support 20, switching circuit board 30, two expansion card 50, the fixed mount 60 be fixed on a cabinet 400, positioning piece 70 and a supporting piece 80.
This support 20 comprises side plate 21 and a vertically extending end plate 23 from one end of this side plate 21.This end plate 23 is offered some to be parallel to each other and perpendicular to the locating slot 231 of this side plate 21.This switching circuit board 30 is fixed on the side of this side plate 21 towards this end plate 23.This switching circuit board 30 is provided with some to be parallel to each other and perpendicular to the inserting groove 32 of this end plate 23.A mainboard 401 is equiped with in this cabinet 400.
Each expansion card 50 comprises a circuit board 51, is convexly equipped in Plug Division 53 and a stator 55 at the middle part of a side of this circuit board 51.This circuit board 51 comprises a first end and one second end, and this stator 55 is located at the second end of this circuit board 51.
See also Fig. 2 and Fig. 3, this fixed mount 60 comprises the base plate 61 being fixed on this cabinet 400, two lugs 63 being convexly equipped in this base plate 61 relative spacing, is convexly equipped in this base plate 61 and is positioned at the support bar 67 extended perpendicular to this two lug 63 of the side of this two lug 63 and is convexly equipped in this base plate 61 and is positioned at a posting 65 of the U-shaped of the middle of the opposite side (namely away from the side of this support bar 67) of this two lug 63.This two lug 63 offers two relative axis holes 632.This posting 65 comprise the location-plate 652 that extends vertically upward from this base plate 61 and from the relative both sides of this location-plate 652 vertically towards two baffle plates 655 that this support bar 67 extends.A pilot hole 656 is offered on the top of this location-plate 652.
This keeper 70 comprises one rectangularly supports plate 71, the side that supports plate 71 from this extends vertically upward a plate 72 and supports vertically extending leg-of-mutton two swivel plates 74 in side of plate 71 from the relative two ends of this web joint 72 towards this.The bottom of this two swivel plate 74 is in extending away from web joint 72 place relative and having flexible two and extend bars 742.This two extends the relative axle 745 of the outside projection of end two of bar 742.Two relative rotating holes 746 are offered at the middle part of this two swivel plate 74.The bottom of this web joint 72 supports plate 71 place in vicinity and is recessed to form a depressed part 721 to the side that this supports plate 71, and this depressed part 721 offers two through hole 723 in this two rotating hole 746 place contiguous.The end face of this depressed part 721 forms a clamping face 725.
This supporting piece 80 comprise the substrate 81 of a bar shaped, the operation panel 83 extended upwardly and outwardly from the lopsidedness of this substrate 81, extend towards this substrate 81 from the two ends that this operation panel 83 is relative there are flexible two support bars 85 and be convexly equipped in the holding division 86 of this operation panel 83 away from support bar 85 side.The two ends of this substrate 81 are towards direction projection two grip block 812 away from this holding division 86.This two support bar 85 is in relative two turning axles 852 of the outside projection of end vertical of this two grip block 812 contiguous.This holding division 86 comprises from the flexure strip 861 of the outward extending U-shaped of this operation panel 83 and the operating sheet 863 of end being convexly equipped in this flexure strip 861.This flexure strip 861 outside in this outside projection one in operating sheet 863 place fixture block 865 contiguous.
See also Fig. 1 and Fig. 4, when assembling this keeper 70 and this supporting piece 80 to fixed mount 60, by two grip blocks 812 of this supporting piece 80 from the two through hole 723 of top through this keeper 70 supporting plate 71.Relatively press two support bars 85 of this supporting piece 80, this two support bar 85 is made elastic deformation to occur and relatively draw close, this two turning axle 852 supports the inside surface of this two swivel plate 74 slidably, during to two rotating hole 746 of this two turning axle 852 just to this keeper 70, this two support bar 85 recovers deformation makes this two turning axle 852 rotatably be contained in this two rotating hole 746.Now, this supporting piece 80 is connected on this keeper 70 rotatably along rotating hole 746.Between two lugs 63 this keeper 70 being positioned over this fixed mount 60, make the holding division 86 positioned adjacent frame 65 of this supporting piece 80.Relatively press this keeper 70 two extend bar 742, this two extensions bar 742 is made elastic deformation to occur and relatively draw close, the diaxon 745 of this keeper 70 supports the inside surface of this two lug 63 slidably, to this diaxon 745 just to two axis holes 632 of this fixed mount 60, this two extensions bar 742 recovers deformation makes this diaxon 745 rotatably be contained in this two axis hole 632.Now, this keeper 70 is installed on this fixed mount 60 rotatably along axis hole 632.
See also Fig. 5 to Fig. 8, when assembling this expansion card module, the Plug Division 53 of each expansion card 50 is inserted in the inserting groove 32 of this switching circuit board 30 correspondence, make the stator 55 of this expansion card 50 be fastened in corresponding locating slot 231.Now, the second end of expansion card 50 is fixed on the end plate 23 of support 20, and expansion card 50 is electrically connected at switching circuit board 30.Rotate this keeper 70 and supporting piece 80, make this keeper 70 and supporting piece 80 all near the posting 65 of fixed mount 60, and all away from the support bar 67 of this fixed mount 60.Support 20 is fixed on mainboard 401, makes switching circuit board 30 be electrically connected at this mainboard 401, and the lower surface of the first end away from stator 55 of the circuit board 51 of the expansion card 50 being positioned at downside is supported on the support bar 67 of fixed mount 60.Direction to expansion card 50 rotates this keeper 70, and what make this keeper 70 supports the upper surface that plate 71 supports the circuit board 51 of the expansion card 50 on the downside of this.Now, the upper surface being positioned at the circuit board 51 of the expansion card 50 of upside is close to the clamping face 725 of this keeper 70.Operating this operation panel 83 makes this supporting piece 80 rotate to this posting 65, and two grip blocks 812 of this supporting piece 80 are held in the lower surface of the circuit board 51 of the expansion card 50 on the upside of this through the two through hole 723 of this keeper 70.Operate the operating sheet 863 of this supporting piece 80, this flexure strip 861 is made elastic deformation to occur and be contained between two baffle plates 655 of this posting 65, to this fixture block 865 just to the pilot hole 656 of this posting 65, this flexure strip 861 recovered part deformation, makes fixture block 865 snap in this pilot hole 656.Now, should the first end of circuit board 51 of expansion card 50 in downside be held on the support bar 67 of fixed mount 60 and keeper 70 support between plate 71, the first end being somebody's turn to do the circuit board 51 of the expansion card 50 in upside is held between the clamping face 725 of keeper 70 and the grip block 812 of supporting piece 80, and this holding division 86 can prevent this keeper 70 and supporting piece 80 from rotating.
Second end of the expansion card 50 of this expansion card module is fixed on the end plate 23 of support 20, and the first end that expansion card 50 is relative is held between fixed mount 60, keeper 70 and supporting piece 80, makes the fixation of expansion card 50, stabilized structure.
In other embodiments, this switching circuit board 30 can not pass through support 20, and adopts other modes or structure to be fixed on mainboard 401.