CN2587008Y

CN2587008Y - Expansion card fixer

Info

Publication number: CN2587008Y
Application number: CN 02249622
Authority: CN
Inventors: 林国治; 杜全光; 童利
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2002-11-14
Filing date: 2002-11-14
Publication date: 2003-11-19
Anticipated expiration: 2012-11-14

Abstract

The utility model relates to an expansion card fixing device which is used for fixing an expansion card on a backplate of a machine shell. The expansion card fixing device comprises a movable piece and a fixed piece, wherein the movable piece comprises a fore plate and two parallel lateral plates. The fore plate is provided with a buckle block, wherein a convex sheet is extended from a proper place of one lateral plate. The fixed piece is fixed on the backplate of the machine shell in sliding way. The fixed piece comprises a lateral plate and a soleplate. The soleplate is respectively provided with a first hole and a second hole. The soleplate is also provided with a folded sheet. The backplate of the machine shell comprises a folded sheet which is folded outward and an open groove which is formed by outward folding the folding sheet. The movable piece is pivoted between the folded sheet of the fixed piece and the lateral plate. The convex sheet and the fore plate respectively penetrate through the first and the second holes of the fixed piece and the open groove of the backplate of the machine shell. The expansion card is fixed between the folded sheet and the lateral plate of the fixed sheet by the lateral pressure of the movable piece. Through the technical scheme, fixing elements such as screws, etc. required by the fixing proposal of the existing expansion card are saved, so that the assembly or the disassembly of the expansion card becomes extremely convenient.

Description

Expansion card fixer

[technical field]

The utility model is about a kind of expansion card fixer, refers to a kind of without lock members such as screw and dismounting expansion card fixer fast and easily especially.

[background technology]

Active computer often need with external unit (peripheral hardware) swap data, it links to each other with peripheral hardware by the expansion board that is connected on the computer motherboard usually.This expansion board comprises that a plate body that links to each other with mainboard and has the stator of Peripheral Interface, this stator also comprises a folded angular surface, offer breach on the folded angular surface, often offer some expansion draw-in grooves behind the computer housing on the plate, these expansion draw-in groove one ends bend one folding piece and form a fluting outside casing, the breach of corresponding expansion board has some screws on this tabs.Pass in the fluting with the folded angular surface of expansion board stator plate behind this casing during installation, and with casing after the tabs of plate fit, the breach that afterwards screw is passed this folded angular surface locks together with the screw of corresponding tabs; When removing this expansion board, must earlier screw be screwed out.Yet this fixed form must be sealed with expansion board and casing by lock members such as screws, and dismounting or installation expansion board must be by related tools such as bottle openers, and process is comparatively loaded down with trivial details, unfavorable assembly and disassembly quickly and easily.

[summary of the invention]

It is a kind of without the screw and the expansion card fixer of assembly and disassembly expansion board quickly and easily that technical problem to be solved in the utility model is to provide.

The utility model solves the problems of the technologies described above by the following technical programs: the utility model expansion card fixer is to be used for expansion board holding plate behind casing, and this expansion card fixer comprises a movable part and a fixture.This movable part comprises a top board, a header board and biside plate.This header board outwards is equipped with a buckle piece near free end, and wherein side plate extends a tab downwards, and this biside plate outwards is equipped with a protruded stigma respectively apart from the far-end of header board.This fixture comprises a side plate and a base plate, this side plate offers a through hole, this base plate upwards bends one folding piece in the appropriate location, and this tabs also offers another through hole, and accommodate the protruded stigma of this movable part with the through hole of this side plate, the base plate of this fixture is offering the header board that the first hole correspondence is accommodated this movable part near the side plate place, and this base plate also offers one second hole and accommodates the tab of this movable part with correspondence, and this base plate is a pair of buckling piece of bending downwards from the appropriate location.Plate comprises a tabs that outwards is bent to form and a fluting behind this casing, and the side plate through-hole of the corresponding fixture of this tabs offers through hole, and the buckling piece of the corresponding fixture base plate of plate has the 3rd hole, a pair of interval behind this casing.This expansion board comprises a folded angular surface.After movable part is articulated in fixture, and be snapped in plate behind this casing together slidably, on the base plate that header board and tab by this movable part passes this fixture respectively corresponding first, the fluting of plate behind second hole and the casing, the buckle piece of this header board is against the base plate back side of this fixture, to prevent the movable part counter-rotating, the fluting side of this tab plate behind this casing, to prevent the slip of fixture plate direction behind the casing, the wall pressure that movable part produces is the tabs direction extruding of side plate plate behind casing of this fixture, thus with the folded angular surface of expansion board be immobilizated in firmly its two between.

By technique scheme, save in the existing expansion board fixed solution lock members such as necessary screw, make assembling or dismounting expansion board become extremely convenient.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of plate and expansion board behind the utility model expansion card fixer and the casing.

Fig. 2 is the three-dimensional exploded view of plate and expansion board other direction behind the utility model expansion card fixer and the casing.

Fig. 3 is the stereographic map of the movable part of the utility model expansion card fixer.

Fig. 4 is the three-dimensional combination figure of plate and expansion board behind the utility model expansion card fixer and the casing.

Fig. 5 is the three-dimensional combination figure of plate and expansion board other direction behind the utility model expansion card fixer and the casing

[embodiment]

See also Fig. 1 to Fig. 3, the utility model expansion card fixer is to be used for expansion board 60 is fixed in plate 50 behind the casing, and it comprises a movable part 10 and a fixture 30.

This movable part 10 comprises a top board 16, a header board 12 and two parallel side plates 14.This header board 12 forms from this top board 16 extension downwards respectively with biside plate 14, this header board 12 is between biside plate 14, and and gapped between the biside plate 14 (figure is mark not), and this header board 12 stretches out outside the biside plate 14, it outwards is equipped with a wedge shape buckle piece 121 near free end, be provided with a stiffening plate (figure is mark not) between this biside plate 14, wherein side plate 14 is from extending a tab 143 downwards near the stiffening plate, and this biside plate 14 outwards is equipped with a protruded stigma 141 respectively apart from the far-end of header board 12.

This fixture 30 roughly becomes L shaped, and it comprises a side plate 32 and a base plate 34 along side plate 32 vertical bendings.This side plate 32 offers a through hole 321 apart from base plate 34 suitable distances, and these side plate 32 peripheries also outwards bend a flanging 323.In position parallel this side plate 32 of this base plate 34 upwards bends one folding piece 36, offers a through hole 361 on this tabs 36, and with the corresponding together protruded stigma 141 that supports this movable part 10 of accommodating of through hole 321.This base plate 34 offers the header board 12 that first hole, 341 correspondences are accommodated this movable part 10 near side plate 32 places, this base plate 34 also offers this movable part 10 is accommodated in one second hole 343 with correspondence tab 143, wherein the distance of 32 of this second hole 343 and side plates is less than the distance of 14 of these movable part 10 biside plates, and this base plate 34 is a pair of buckling piece 38 of bending downwards from the appropriate location.

Plate 50 comprises some slots 52 and a depressed part 56 behind this casing.These slots 52 outwards bend one folding piece 54 in abutting connection with depressed part 56 1 ends, 56 of this tabs 54 and depressed parts form a fluting 59, the through hole 321 of these tabs 54 corresponding fixtures 30 offers through hole 541, and this tabs 54 is also dashed forward from the top of these slots 52 and established some protuberances 543.The buckling piece 38 of these depressed part 56 corresponding base plates 34 is provided with a pair of the 3rd hole 58 at interval, and these depressed part 56 correspondences are accommodated the base plate 34 of this fixture 30.

This expansion board 60 comprises a plate body 62 and a stator 64, and this stator 64 comprises a folded angular surface 66, and its upper end offers U-shaped breach 661, and these breach 661 correspondences are accommodated the protuberance 543 of plate 50 behind this casing.Folded angular surface 66 correspondences of this stator 64 fit in this tabs 54.

See also Fig. 4 and Fig. 5, during assembling, at first the plate body 62 with expansion board 60 is fixed on the motherboard (figure does not show), simultaneously the stator 64 of expansion board 60 covers the slot 52 of plate 50 behind the casing, the folded angular surface 66 of this expansion board 60 passes the fluting 59 of plate 50 behind this casing, and the protuberance 543 of plate 50 fastens behind its breach 661 and the corresponding casing; Then movable part 10 is articulated in the through hole 321 of this fixture 30 respectively by protruded stigma 141, in 361, afterwards the buckling piece 38 of fixture 30 is slipped in the 3rd hole 58 of plate 50 behind the corresponding casing, on the depressed part 56 of these buckling pieces 38 with movable part 10 plate 50 after fixture 30 is snapped in this casing, the side plate 32 of this fixture 30 fits with the folded angular surface 66 of expansion board 60, the free edge of the tabs 54 of plate 50 joins behind the flanging 323 of this side plate 32 and the casing, and preventing that with the protuberance 543 of this tabs 54 this expansion board 60 from sliding up and down along this tabs 54, the protruded stigma 141 that this movable part 10 passes the through hole 321 of fixture 30 also is housed in the through hole 541 of plate 50 behind this casing; At last pull movable part 10 to base plate 34 directions of fixture 30, the header board 12 and the tab 143 of this movable part 10 pass corresponding with it first hole 341 respectively, the fluting 59 of plate 50 behind second hole 343 and the casing, then the buckle piece 121 of this header board 12 is against base plate 34 back sides of this fixture 30, to prevent movable part 10 counter-rotatings, the side of this tab 143 depressed part 56 of plate 50 behind this casing, to prevent the slip of fixture 30 plate 50 directions behind the casing, the side plate 32 of the wall pressure that movable part 10 produces by fixture 30 pressed to the tabs 54 of plate 50 behind the casing with the folded angular surface 66 of expansion board 60, thereby expansion board 60 is retained between fixture 30 and the tabs 54 firmly.So far expansion board 60 has been retained on behind this casing on the plate 50.When desire is dismantled this expansion board 60, only need push the header board 12 of this tressel 10, make its buckle piece 121 break away from the base plate 34 of these fixtures 30 after, this movable part 10 of reverse rotation, this fixture 30 is pushed away the tabs 54 of plate 50 behind this casing, thereby can take out this expansion board 60 easily.

Claims

1. one kind is used for expansion board is fixed on the expansion card fixer on the plate behind the computer housing, plate comprises a tabs and a formed fluting that outwards bends behind this casing, it is characterized in that: this expansion card fixer comprises that a movable part and is retained on the fixture on the plate behind this casing slidably, this movable part is articulated on the fixture, it comprises a header board and two parallel side plates, this header board is provided with the buckle piece, and wherein side plate extends a tab from the appropriate location; This fixture comprises a side plate and a base plate, and this base plate offers first hole and second hole respectively to header board and tab that should movable part.

2. expansion card fixer as claimed in claim 1, it is characterized in that: the biside plate end of this movable part is respectively equipped with a pivotal axis, this fixture also comprises one from the base plate tabs of bending upwards, and the side plate of this fixture has corresponding hole of accommodating this movable part pivotal axis with tabs.

3. expansion card fixer as claimed in claim 2 is characterized in that: behind this casing the tabs of plate be provided with the hole and and the hole of fixture side plate accommodate the pivotal axis of this movable part together.

4. expansion card fixer as claimed in claim 2 is characterized in that: this pivotal axis is the protruded stigma of outside projection.

5. expansion card fixer as claimed in claim 1 is characterized in that: the base plate of this fixture also is provided with some buckling pieces, and corresponding these buckling pieces of plate offer some the 3rd holes behind this casing.

6. expansion card fixer as claimed in claim 5 is characterized in that: the side plate periphery of this fixture outwards is bent with flanging.

7. expansion card fixer as claimed in claim 5 is characterized in that: plate also comprises the depressed part of accommodating this fixture base plate behind this casing, and this is slotted between the tabs and depressed part of plate behind the casing, and these some the 3rd holes are positioned on the depressed part.

8. expansion card fixer as claimed in claim 7 is characterized in that: plate also comprises and expansion board some protuberances of buckle mutually behind this casing.