CN2672731Y

CN2672731Y - Computer casing capable of simply fixing multiple interface card connecting seat

Info

Publication number: CN2672731Y
Application number: CN 200420001577
Authority: CN
Inventors: 江显钦
Original assignee: Wistron Corp
Current assignee: Wistron Corp
Priority date: 2004-01-18
Filing date: 2004-01-18
Publication date: 2005-01-19
Anticipated expiration: 2014-01-18

Abstract

The utility model relates to a computer casing capable of simply fixing multiple interface card connecting seat, comprising a back wall and a side wall. The back wall is provided with a vertical back wall portion and a contacting portion which is outwardly bending and extending from the top edge of the back wall portion, and the position plates of the connecting seats can be overlapped on the contacting portion. The side wall is provided with a side wall portion which is connected with the top edge of the back wall portion and at least one elasticity portion which is outwardly extended from one side of the edge of the side wall portion. The salient blocks of the bottom of the elasticity portion can suppress the position plates of the connecting seats in order to make the position plates be clamped between the contacting portion of the back wall and the elasticity portion and be limited. A plurality of separated flanges are upwardly formed on the top of the contacting portion, and the flanges can suppress the position holes on the position plates of the connecting seats in order to make the connecting seat be limited.

Description

Can the simple and easy computer chassis of fixing a plurality of interface card Connection Blocks

[technical field]

The utility model relates to a kind of computer chassis, be meant especially a kind of can be simple and easy the computer chassis of fixing a plurality of interface card Connection Blocks.

[background technology]

Disclose as Fig. 1, along with assembling the popular of computer voluntarily, the consumer can buy peripheral element interconnection (Peripheral Component Interconnect, PCI) interface card 9 (being called for short interface card down) with specific function, as audio, video signal card, increase the function of computer.And the interface card 9 of these expansions is secured on the computer chassis 2 by a connecting seat 1 usually, a motherboard (figure does not show) that makes a plurality of metallic contacts 91 (being commonly called as golden finger) of interface card 9 bottoms can and then be inserted in casing 2 inside is gone up corresponding slot, and with motherboard on corresponding circuits be electrically conducted.General Connection Block 1 has a web joint 11 in order to linkage interface card 9, and one outwards bends the location-plate 12 of extension by web joint 11 apical margins.Be formed with a perforation that runs through 13 on the location-plate 12 of each Connection Block 1.

2 of computer chassis have a back plate 21 and by the outward extending back up pad 22 of back plate 21 apical margins, and on back up pad 22, be formed with a plurality of screws 221, this computer chassis 2 has more a plurality of screws 23, each screw 23 is locked on each corresponding screw 221 after can passing the perforation 13 of each Connection Block 1, and thus each Connection Block 1 is fixed on the back up pad 22 of this computer chassis 2.

Though this kind design can reach the effect of fixing these Connection Blocks 1 and interface card 9 thus, during by dismounting screw 23, need extra instrument, rather time-consuming, and screw 23 is easy to be scattered loss and takes care of difficult after dismounting.Moreover, because the quality of screw 23 is bad, has used of a specified duration and got rusty easily sometimes, more may damage thread during disassembling, assembling and replacing, and can't re-use.

[summary of the invention]

Therefore, the purpose of this utility model is promptly providing a kind of computer chassis that screw can simple and easy fixing a plurality of interface card Connection Blocks that need not to use.

So the utility model computer chassis comprises a rear wall and a sidewall.

This rear wall has a upright rear wall parts and and outwards bends the lean against part of extension by this rear wall parts apical margin, and supplies the location-plate of each Connection Block to be stacked on this lean against part.

This sidewall has the side wall portion of this rear wall parts apical margin of connection, and at least one outward extending elastic of a lateral margin by this side wall portion, this elastic is suppressed the location-plate of these Connection Blocks, these location-plates is located between the lean against part of this rear wall and this elastic and limited.

[description of drawings]

Aforementioned and other technology contents, feature and advantage of the present utility model in the detailed description of a following cooperation embodiment with reference to the accompanying drawings, can clearly be understood.

Fig. 1 is the sectional perspective exploded view of an existing computer chassis, and the state of a plurality of interface card Connection Blocks that lock that use screw is described;

Fig. 2 be the utility model can be simple and easy the three-dimensional exploded view of an embodiment of computer chassis of fixing a plurality of interface card Connection Blocks;

Fig. 3 is the sectional perspective exploded view of this embodiment, illustrates that each location-plate of a plurality of Connection Blocks connects in the process of a plurality of lean against part of a rear wall;

Fig. 4 is the sectional perspective exploded view of this embodiment, illustrates that the location-plate of these Connection Blocks connects behind the lean against part of this rear wall, the state of a plurality of these Connection Blocks of flange blocking;

Fig. 5 is the three-dimensional combination figure of this embodiment, illustrates that a plurality of projection elasticity compress the state of a plurality of Connection Blocks; And

Fig. 6 is the cut-open view from Fig. 5 Vertical Centre Line VI gained.

[embodiment]

Consult Fig. 2 to 4, the utility model can be simple and easy the embodiment of computer chassis of fixing a plurality of interface card Connection Blocks, comprise a diapire 30, be covered on sidewall 4 on the front and back walls 301,3 from diapire 30 upwardly extending antethecas 301 and a rear wall 3,, and a pair of leg 40 that extends downwards from 4 liang of opposition sides of sidewall, and in order to a plurality of Connection Blocks 5 are fixed in casing inside together with a plurality of extended interface cards 8.Wherein because the structure of this diapire 30, antetheca 301 and two legs 40 designs identical but not the utility model emphasis with existing, so in this not elsewhere specified (NES).

Each Connection Block 5 has a upright web joint 51, and one outwards bends the location-plate 52 of extension by these web joint 51 apical margins.Be formed with a pilot hole that runs through 521 on the location-plate 52 of each Connection Block 5.

This rear wall 3 has a upright rear wall parts 31 and and outwards bends the lean against part 32 of extension by rear wall parts 31 apical margins.Lean against part 32 end faces upwards form a plurality of flanges 321 at intervals, and rear wall parts 31 is positioned at these lean against part 32 belows and provides a plurality of passages 33 that extend along the vertical direction at interval.Present embodiment flange 321 be by lean against part 32 one upwards bending form, but also form in the mode of punching press or welding.With shown in the rear wall 3 winding states, the location-plate 52 of each Connection Block 5 is to be stacked on this lean against part 32, and each flange 321 is the horizontal shifts (and be shown in Fig. 6) of pilot hole 521 to limit each Connection Block 5 of passing each location-plate 52 as the Connection Block 5 of Fig. 4.At this moment, each web joint 51 is to abut against in this rear wall parts 31 medial surfaces and each passage 33 of block.

For extended interface card 8 with specific function, as meet peripheral element interconnection (PeripheralComponent Interconnect, abbreviation PCI) adlib of standard or video signal card etc., the lateral border of interface card 8 is to be connected on the medial surface of web joint 51 of Connection Block 5, and a link 81 that outwards runs through this web joint 51 is set, as universal serial bus connector (Universal Serial Bus, be called for short USB), IEEE1394 connector etc., and link 81 can pass corresponding passage 33 on the rear wall 3, with an outside as printer, corresponding the pegging graft of link of electronic installation such as digital camera and CD-ROM device (figure does not show).So need the person of pointing out, then need not to be provided with link 81 in card 8 outsides, application-specific median surface, that is need not be connected with external device (ED).Interface card 8 bottoms then are provided with a plurality of in order to be plugged in the metallic contact 82 of the last corresponding slot of a motherboard (figure does not show).

It should be noted that, can carry out an intended function when each Connection Block 5 connects specific interface card 8, and when Connection Block 5 not during linkage interface card 8, the passage 33 that then can be used to the block correspondence is to prevent dirty or dust is invaded.Yet Connection Block 5 also can optionally be selected to install additional or remove, and its quantity also must be equal to the number of this passage 33.

Cooperate and to consult Fig. 2,4,5, this sidewall 4 is separatably in conjunction with on the front and back walls 301,3, and mat diapire 30, antetheca 301, rear wall 3, sidewall 4 and two legs 40 define an accommodation space 6 that is installed in these Connection Blocks 5 and interface card 8 with matching jointly.This sidewall 4 has the side wall portion 41 that is abutted against in this rear wall parts 31 apical margins, and a plurality of elastic 42 of outwards being extended separately by lateral margins of these side wall portion 41 corresponding lean against part 32, and this lateral margin by side wall portion 41 stretches out and around these elastic 42 with protection elastic 42 be not impacted destroy around portion 43.Elastic 42 comprises one from the straight outward extending shell fragment 421 of this lateral margin of side wall portion 41 in the present embodiment, and one from shell fragment 421 downward punching presses and in shell fragment 421 bottom surfaces to lower process and Elastic Contact compresses the projection 422 (as shown in Figure 6) of each location-plate 52, each location-plate 52 is located between lean against part 32 and each elastic 42 and spacing fixing.In other changed examples, elastic 42 also can be other configurations that same tool elasticity compresses effect, as one near long to centre bending downwards and the bending summit under shell fragment etc.In addition, in order to prevent electromagnetic interference (EMI), these projections 422 are constituted by the shape with protrusion tip and by metal material.

What deserves to be mentioned is, sometimes because the thickness of the location-plate 52 of the Connection Block 5 of connection difference in functionality interface card 8 is not quite identical, and in the present embodiment, because each Connection Block 5 is located by each corresponding elastic 42 respectively, so can make the Connection Block 5 of different location-plate 52 thickness obtain best fixed effect.But these elastic 42 also can be arranged on the single lamellar body of tool larger area, fix all Connection Blocks 5 and be convexly equipped with a plurality of projections 422 downwards in this lamellar body, or for example fix with per two Connection Blocks, 5 usefulness, one elastic 42.In addition, side wall portion 41 is to be made into integration with same metal plate with each elastic 42 in the present embodiment, so can also any existing suitable detachable way winding.

Conclude above-mentioned, the elastic 42 that computer chassis utilization of the present utility model is convexly set in sidewall 4 is pressed against location-plate 52 elasticity of Connection Block 5 lean against part 32 of rear wall 3, fix these Connection Blocks 5 and interface card 8 thus, do not need fully in the process to use screw or other instruments in assembling and disassembling, so can reach the purpose of the simple and easy combination of the utility model really.

The above only is an embodiment of the present utility model, when not limiting the scope that the utility model is implemented with this, promptly the simple equivalent done of with good grounds the utility model claim and utility model description change and modify, all should still belong in the scope that the utility model patent contains.

Claims

One kind can be simple and easy the computer chassis of fixing a plurality of interface card Connection Blocks, respectively this Connection Block has one in order to connecting the web joint of an interface card, and one outwards bend the location-plate of extension by this web joint apical margin, this casing comprises:

One rear wall has a upright rear wall parts and and outwards bends the lean against part of extension by this rear wall parts one side, and respectively this web joint of this Connection Block abuts against respectively in this rear wall medial surface, and respectively this location-plate is stacked on this lean against part; And

One sidewall, separatably in conjunction with this rear wall, both also define an accommodation space that is installed in these interface card Connection Blocks with matching, this sidewall has and is abutted against the side wall portion that connects this side of this lean against part in this rear wall parts, and a plurality of by this side wall portion to the outward extending elastic of a lateral margin that should lean against part, mat is this elastic elasticity compacting respectively this location-plate of this Connection Block respectively respectively, these location-plates is located between this lean against part of this rear wall and these elastic is fixed.
2. computer chassis according to claim 1 is characterized in that, respectively this elastic comprises one from the straight outward extending shell fragment of this lateral margin of this side wall portion, and one contacts to lower process from this shell fragment bottom surface and to compress the respectively projection of this location-plate.
3. computer chassis according to claim 2 is characterized in that, the material of these projections is the metal materials that can prevent electromagnetic interference (EMI).
4. computer chassis according to claim 1 and 2, it is characterized in that, respectively more be formed with a pilot hole that runs through on respectively this location-plate of this Connection Block, the end face of this lean against part of this rear wall upwards is formed with a plurality of flanges separately, and respectively this flange is to be arranged in respectively this pilot hole of this location-plate respectively with the respectively displacement of this Connection Block of restriction.
5. computer chassis according to claim 4 is characterized in that, respectively this flange is upwards to be bent to form by this lean against part one.
6. computer chassis according to claim 1 is characterized in that, respectively this elastic is to be made into integration with this side wall portion.
7. according to claim 1 or 6 described computer chassis, it is characterized in that respectively this elastic is to stretch out at interval from this side wall portion.
8. computer chassis according to claim 7 is characterized in that, this sidewall have more that this lateral margin by this side wall portion stretches out and around these elastic around portion.