CN201126554Y - Fixing assembly - Google Patents

Abstract

A fixing component is used for fixing a circuit board on the machine casing, wherein the fixing component comprises a clamping piece and a locating piece. The circuit board moves to an installation position on the machine casing for clamping with the machine casing. The clamping piece is provided with a clamp hook which can asway fasten the fastening hole on the circuit board for fixing the circuit board. The locating piece is provided with an abutting groove which can abut on the locating piece after installing in the machine casing to block the swinging of the clamping piece, thereby quickly fixing the circuit board on the machine casing.

Description

Fixation kit

Technical field

The utility model is relevant with the fixed sturcture of circuit board, particularly a kind of fixation kit that is used for fixing circuit board.

Background technology

Usually all have many printed circuit board (PCB)s in the electronic installation, the mainboard in the computer system for example, this class printed circuit board (PCB) must be installed in the casing of electronic installation by fixing means.With regard to the electronic installation of being popularized on the market at present, its printed circuit board (PCB) great majority are to utilize the means of screw locking to be fixed on the casing.

Common screw locking mode is to offer fixed orifice in advance on printed circuit board (PCB), and also offer the screw corresponding to fixed orifice on casing.Screw passes the fixed orifice of printed circuit board (PCB) earlier, and the user re-uses screwdriver screw is screwed in screw corresponding on the casing respectively then.So, just, can utilize screw that printed circuit board (PCB) is locked on the casing.The solid means of this kind spiral shell must utilize instrument to screw or screw out screw when user's dismounting printed circuit board (PCB), can assemble or dismantle for printed circuit board (PCB).If just there is not corresponding instrument on hand, just can't the dismounting printed circuit board (PCB), very inconvenience in the use.On the other hand, because screw One's name is legion that must locking causes the formality redundant and complicated and the time and effort consuming of dismounting printed circuit board (PCB).For solve must collocation tool can the dismounting screw problem, occurred on the market the THUMB SCREWS (thumb screw) of screw improvement for can directly rotating with finger, with reduce on hand just can't disassemble printed circuit board as if no instrument puzzlement.But the user still needs to rotate THUMB SCREWS and locks, and has the problem of time and effort consuming, and the also general screw of the cost of THUMB SCREWS and cost is high.

The mainboard major part of cascade type server host (Blade Server) is to lock on a bigger irony backboard (MB-tray) earlier at present, and then passes through the backboard indirect securement in host machine casing.Wherein, backboard is provided with a plurality of scarce holes, and the base of host machine casing then lacks on the position in hole respectively in correspondence that riveting is provided with fixed leg (spool).Backboard is slipped into by chassis base together with mainboard, then makes the fixed leg of base embed corresponding scarce hole, so that backboard is fixed on the chassis base together with mainboard.Yet, use the mode of backboard indirect securement mainboard not only can increase weight and the material use amount of server host, and the formality of one assembling and dismantling backboard more than all wanting during the dismounting mainboard, more direct assembling and the maintenance cost that has influence on server host.In addition,, still to dispose a plurality of THUMB SCREWSs at last backboard is done further fixing, can have the too high problem of time and effort consuming and cost equally in order to strengthen the steadiness of backboard and chassis base.

The utility model content

The mainboard of server host utilizes the backboard clip earlier on casing in the prior art, and then uses THUMB SCREWS fix, so not only can increase material use amount and main frame weight, and at assembling all suitable time and effort consuming during with the maintenance mainboard.Fundamental purpose of the present utility model is to provide a kind of fixation kit that is used for fixing circuit board, with assembly and disassembly circuit board promptly.

For reaching aforementioned purpose, the utility model provides a kind of fixation kit, and in order to fix a circuit board on a casing, wherein fixation kit includes a holding part and a locating part.Circuit board move on the casing an installation position and with the casing clip, wherein circuit board has a button hole.Aforesaid casing can be but is not limited to the host machine casing of server, and the aforementioned circuit plate can be but be not limited to the mainboard that is installed in the server host.Holding part is arranged on the casing swingably, and wherein holding part has a trip, and holding part buckles into the button hole of circuit board with trip, makes circuit board can't break away from casing.Locating part has one and supports groove, and wherein locating part can be but is not limited to a panel of server host casing.Locating part makes its edge that supports groove be resisted against holding part after being installed in casing, to stop the holding part swing.

The beneficial effects of the utility model are, when circuit board behind installation position on the casing and casing clip, holding part can directly fasten circuit board (mainboard of server), circuit board can't be moved, casing can't be swung holding part and locating part (panel of server shell) can be packed into, so as to promptly circuit board being fixed in casing, and save material usage and assembling maintenance cost.

More than about the explanation of the explanation of the utility model content and following embodiment all in order to demonstration with explain principle of the present utility model, and provide the utility model patent claim further to explain.

Description of drawings

Fig. 1 is the three-dimensional exploded view of casing, circuit board and locating part in the utility model;

Fig. 2 is the sectional perspective synoptic diagram of casing in the utility model;

Fig. 3 be in the utility model the circuit board clip in the schematic perspective view of casing;

Fig. 4 is the sectional perspective synoptic diagram around Fig. 3 convexity seat;

Fig. 5 is the partial cutaway schematic of casing and circuit board in the utility model, and wherein holding part does not buckle into the button hole of circuit board;

Fig. 6 is the partial cutaway schematic of casing and circuit board in the utility model, and wherein holding part buckles into the button hole of circuit board;

Fig. 7 is fixed in the schematic perspective view of casing for circuit board in the utility model.

Wherein, Reference numeral:

10................................... casing

11................................... protruding seat

12................................... slit

121.................................. breach

13................................... supporting seat

20................................... circuit board

21................................... clamping pole

22................................... button hole

30................................... holding part

31................................... trip

50................................... locating part

51................................... baffle plate

52................................... support groove

Embodiment

For making the purpose of this utility model, structure, feature and function thereof there are further understanding, now cooperate embodiment to be described in detail as follows.

See also shown in Figure 1ly, be a kind of fixation kit provided by the utility model, in order to fix a circuit board 20 on a casing 10, wherein fixation kit includes a plurality of protruding seats 11, a plurality of clamping pole 21, a holding part 30 and a locating part 50.Aforesaid casing 10 can be but is not limited to the host machine casing of server, and aforementioned circuit plate 20 can be but be not limited to the mainboard that is installed in the server host.

See also Fig. 2, Fig. 3 and shown in Figure 4.Circuit board 20 moves and one of the casing 10 of packing into is provided with the position along a bonding position, and with by the protruding seat 11 of clamping pole 21 clips in casing 10, wherein circuit board 20 also can move and breaks away from casing 10 back to aforesaid bonding position.

Have a supporting seat 13 on the casing 10, and each protruding seat 11 is arranged at respectively on the casing 10.Each protruding seat 11 inner hollow, the top of its convexity seat 11 has a slit 12, and slit 12 has the breach 121 of aforementioned bonding position dorsad.Have a button hole 22 on the circuit board 20, and each clamping pole 21 is arranged at a side on the circuit board 20 respectively.Each clamping pole 21 corresponds respectively to each protruding seat 11 and is provided with, and in the face of casing 10.Each clamping pole 21 directly rivet clasp also can be by screw to being locked on the circuit board 20 on circuit board 20, so long as clamping pole 21 firmly can be arranged at the neither disengaging of the method category of the present utility model on the circuit board 20.The front end of clamping pole 21 is wide and the stage casing is narrow, and promptly the position of clamping pole 21 connecting circuit plates 20 is narrower, and the front end broad.The front end of clamping pole 21 is along aforesaid bonding position clip in protruding seat in 11, and the stage casing of clamping pole 21 is embedded in the slits 12 by the breach 121 of protruding seat 11.Therefore, circuit board 20 is supported on the casing 10 with clamping pole 21 by protruding seat 11, and protruding seat 11 restricting circuits plates 20 can only break away from casing 10 by aforesaid dorsad bonding position.

See also Fig. 1, Fig. 3, Fig. 5 and shown in Figure 6.Holding part 30 is hubbed on the supporting seat 13, and is arranged at swingably on the casing 10.Holding part 30 is arranged between circuit board 20 and the locating part 50, and has a trip 31, and wherein trip 31 is aforesaid bonding position dorsad.When circuit board 20 with clamping pole 21 clips on casing 10 time, holding part 30 buckles into the button hole 22 of circuit board 20 with its trip 31, and circuit board 20 can't be moved with respect to casing 10.

See also Fig. 1 and shown in Figure 7.Locating part 50 can be but is not limited to a panel of casing 10 (aforementioned server host casing), and the front panel of server host casing for example is dismantled and assembled and pack in the server host for I/O device (as CD-ROM drive) or disk drive (as hard disk).Locating part 50 has the baffle plate 51 of aforesaid bonding position dorsad, and the ora terminalis of baffle plate 51 has one and supports groove 52.When locating part 50 was installed in casing 10, the edge that supports groove 52 of baffle plate 51 will be resisted against on the holding part 30 towards a side of bonding position one side of trip 31 (promptly back to), to stop holding part 30 swings.

In sum, circuit board 20 utilizes its clamping pole 21 clips earlier on casing 10, and this moment, 20 of circuit boards had the single degree of freedom that aforementioned dorsad bonding position moves.Then, when holding part 30 buckled into the button hole of circuit board 20 with its trip 31, circuit board 20 is tool any degree of freedom of moving with respect to casing 10 not just also.At last, the casing 10 as long as locating part 50 is packed into just can block holding part 30, and circuit board 20 firmly is fixed on the casing 10 surely.

In the utility model when circuit board 20 behind installation position on the casing 10 and casing 10 clips, holding part 30 can directly fasten circuit board 20 (mainboard of server), circuit board 20 can't be moved, casing 10 can't be swung holding part 30 and locating part 50 (panel of server shell) can be packed into, so as to promptly circuit board 20 being fixed in casing 10, and save material usage and assembling maintenance cost.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims (6)

1. a fixation kit in order to fix a circuit board on a casing, is characterized in that, this circuit board moves to an installation position and this casing clip, and this circuit board has a button hole, and this fixation kit includes:

One holding part is arranged on this casing swingably, and this holding part has a trip, and wherein this holding part buckles into this button hole of this circuit board with this trip; And

One locating part has one and supports groove, and wherein this locating part is installed in this casing, makes this support groove and is resisted against this holding part, to stop this holding part swing.

2. fixation kit according to claim 1 is characterized in that, includes a plurality of protruding seat and a plurality of clamping poles that are arranged on this circuit board that are arranged on this casing, respectively this clamping pole front end along a bonding position clip in this protruding seat.

3. fixation kit according to claim 2 is characterized in that, respectively this protruding seat has a slit, and this slit has the breach of this bonding position dorsad, and the stage casing of this clamping pole embeds this slit by this breach.

4. fixation kit according to claim 1 is characterized in that, this locating part has the baffle plate of this bonding position dorsad, and this supports the ora terminalis that groove is positioned at this baffle plate.

5. fixation kit according to claim 1 is characterized in that this casing has a supporting seat, and this holding part is hubbed at this supporting seat.

6. fixation kit according to claim 1 is characterized in that, this locating part is a panel of this casing.

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