CN2757507Y

CN2757507Y - Machine shell positioning assembly without screw

Info

Publication number: CN2757507Y
Application number: CN 200420057373
Authority: CN
Inventors: 林建达; 朱育辰; 刘国光
Original assignee: Universal Scientific Industrial Co Ltd
Current assignee: HUANXU ELECTRONICS CO Ltd
Priority date: 2004-12-16
Filing date: 2004-12-16
Publication date: 2006-02-08
Anticipated expiration: 2014-12-16

Abstract

The utility model relates to a screw-free positioning component machine shell which comprises a casing, a support rack mounted in the casing, a retainer inserted on a component, and a springing element arranged on the casing, wherein the support rack is provided with a displacement hole, the retainer is provided with a convex part, and the springing element is provided with a springing end which is constantly inserted into the displacement hole of the support rack. By that, when inserted into the support rack from an opening of the casing, the component can drive the retainer to move from the convex part and along the displacement hole, and push the springing element upwards; when the convex part slips from the springing element, the springing end of the springing element is clamped and bunted with the convex part accurately, so the component is positioned.

Description

The casing of no screw positioning component

[technical field]

The utility model relates to a kind of casing, particularly relates to a kind of casing that does not have the screw positioning component.

[background technology]

Because computer assembly has the quite high rate of changing of eliminating, and quite surprising renewal speed, therefore, it is extremely important that the extendibility of this casing and servicing ease just become, and some computer players especially regularly have a situation that some change assembly.

But, exhausted most computer assembly is (as CD drive, hard disk drive, floppy disk ... Deng), all be to utilize support to cooperate a more bolt, in this casing, these bolts not only because volume is little, are lost after dismounting easily with the aforementioned components locking, and must use instruments such as screwdriver, unscrew or screw these bolts one by one, just can reach the purpose of locating or dismantling this assembly, this process is quite cumbersome and inconvenient.And product will promote, and will research and develop high value, high-quality article exactly, so the simplicity when how to promote the dismounting assembly also just becomes each relevant dealer's utmost point and thinks exploitation and the target that overcomes improvement.

[utility model content]

The purpose of this utility model is to provide the casing of the no screw positioning component of simple and easy location of a kind of energy and disconnect assembly.

A kind of casing that does not have the screw positioning component of the present utility model, this assembly has a plurality of screws that are formed on a side, it is characterized in that: this casing includes: a housing, this housing defines an accommodation space, and has an opening that is formed on a side; One support has two side plates, and is formed on the displacement aperture on the side plate wherein, and this displacement aperture is to be extended to the direction of this accommodation space by shell nozzle; One retainer has an inner surface and an outer surface, forms a plurality of embedding posts that plug together with this assembly screw at this inner surface, forms a protuberance at this outer surface; An and springing part, a stiff end and a springing end with reverse extension, this stiff end is the position that is fixed on contiguous this opening of this housing, this springing end perseverance is absorbed in to this support displacement aperture, this protuberance of this retainer is positioned at this displacement aperture, the springing end of this springing part be able to fasten mutually with this protuberance, makes this assembly obtain the location.When this assembly places into this support by this shell nozzle, this retainer of meeting drive along this displacement aperture displacement, reaches this springing part of ejection upwards, during to this springing part of this protuberance slippage with this protuberance, the springing end of this springing part be able to fasten mutually with this protuberance, makes this assembly obtain the location.

The casing of described no screw positioning component is characterized in that, this springing part also has by the stop section of this springing end along this retainer protuberance projected direction extension, and this stop section and this protuberance fasten mutually.

The casing of described no screw positioning component is characterized in that, this springing part also has by this stop section compels the portion that supports along one of parallel this rack side plate direction extension, and this is compeled the portion that supports and is oppressed by this housing, and this springing end is located.

Simplification when effect of the present utility model is energy simplified assembly and lifting dismounting.

[description of drawings]

Be elaborated below by most preferred embodiment and accompanying drawing casing to no screw positioning component of the present utility model, in the accompanying drawing:

Fig. 1 is a three-dimensional exploded view, and the preferred embodiment of the casing of the utility model one no screw positioning component is described.

Fig. 2 is a cutaway view, and a retainer and a component chimeric in this preferred embodiment are described

Fig. 3 is a stereogram, illustrates that this assembly cunning is incorporated in the support in this preferred embodiment

Fig. 4 is a stereogram, illustrates that this assembly is hampered by a flip chip in this preferred embodiment.

Fig. 5 is a stereogram, and the fastening relation of this assembly and housing in this preferred embodiment, this flip chip is described.

[embodiment]

Consult Fig. 1, Fig. 2, the preferred embodiment that the utility model does not have the casing of screw positioning component mainly is to be used for locating an assembly 1, and this assembly 1 has a plurality of screws 11 that are formed on a side.This casing comprises a housing 2, a support 3, a retainer 4 and a springing part 5

This housing 2 has a pedestal 22 and a side cover 23 that covers and define an accommodation space 21 mutually, an opening 24 that is formed on these pedestal 22 1 sides.

This support 3 has two side plates 31, and is formed on the side plate 31 wherein and a plurality of displacement aperture 32 of arranging from top to bottom.These displacement aperture 32 are to be extended to the direction of this accommodation space 21 by housing 2 openings 24 respectively.

This retainer 4 has a plurality of embedding posts 42 that are formed on an inner surface 41, and is formed on a protuberance 44 of an outer surface 43.

This springing part 5 has respectively a plurality of flip chips 51 with respect to this displacement aperture 32, and ginseng Fig. 3, each flip chip 51 have a stiff end 511 of reverse extension to be compeled to portion 514 with a springing end 512, a stop section 5l3 and.This stiff end 511 is the positions that are fixed on these housing 2 contiguous these openings 24, and these springing end 512 perseverances are absorbed in to these support 3 displacement aperture 32.This stop section 513 is to be extended by the projected direction of this springing end 512 along these retainer 4 protuberances 44.Should compel to support portion 514 is to be extended along the direction of parallel these support 3 side plates 31 by this stop section 513.

Ginseng Fig. 2, Fig. 3, when this assembly 1 is installed, need only be earlier the embedding post 42 of this retainer 4 be placed in the screw 11 of this assembly l, this retainer 4 is combined as a whole, then with this assembly 1, place into this assembly 1 by these housing 2 openings 24, this assembly 1 is slipped into towards these housing 2 accommodation spaces 21 along these support 3 side plates 31, and with the protuberance 44 of this retainer 4 along these support 3 displacement aperture 32 slippages, at this moment, this assembly 2 can be subject to these side plates 31, and can't left and rightly rock.

At this protuberance 44 along in the process of these displacement aperture 32 slippages, the flip chip 51 of meeting ejection relative position, ginseng Fig. 4, when this protuberance 44 is hampered by these displacement aperture 32 end points, this protuberance 44 be able to this flip chip 51 of slippage, make this flip chip 51 under the situation that loses the external force ejection, get deeply stuck in to this displacement aperture 32 again again, and be blocked in this protuberance 44 1 sides with springing end 512, reach with this stop section 513 and fasten mutually with this protuberance 44, make this assembly 1 be subject to the spacing relation of this protuberance 44 and these displacement aperture 32 end points and this flip chip 51 and this protuberance 44, and can not forward and backwardly rock.

Ginseng Fig. 4, Fig. 5, last, to should side cover 23 and this pedestal 22, make this side cover 23 urge this flip chip 51 compel support in the portion 514, make this flip chip 51 can not escape, whereby, reach the purpose of this assembly 1 of location.

In the time will unloading this assembly 1, need only unload this side cover 23, pull the protuberance 44 that this flip chip 51 breaks away from this retainer 4 again, just can make of the opening 24 direction slippages of this assembly 1 towards this housing 2.

According to the above as can be known, the casing of no screwed positioning component of the present utility model has following advantages and effect:

The utility model is by aforementioned special fastening relation, in the feelings that do not need instrument Under the shape, just can utilize simple and easy smoothly action, reach and install or unload this assembly 1 Purpose, and the element of aforementioned fastening mostly are made of one piece, so, can simplify Fabrication schedule reduces cost, and reduces part, mould, to promote economic benefit.

Claims

1. casing that does not have the screw positioning component, this assembly has a plurality of screws that are formed on a side, it is characterized in that: this casing includes:

One housing, this housing defines an accommodation space, and has an opening that is formed on a side;

One support has two side plates, and is formed on the displacement aperture on the side plate wherein, and this displacement aperture is to be extended to the direction of this accommodation space by shell nozzle;

One retainer has an inner surface and an outer surface, forms a plurality of embedding posts that plug together with this assembly screw at this inner surface, forms a protuberance at this outer surface; And

One springing part, a stiff end and a springing end with reverse extension, this stiff end is the position that is fixed on contiguous this opening of this housing, this springing end perseverance is absorbed in to this support displacement aperture, this protuberance of this retainer is positioned at this displacement aperture, the springing end of this springing part be able to fasten mutually with this protuberance, makes this assembly obtain the location.

2. the casing of no screw positioning component as claimed in claim 1 is characterized in that, this springing part also has by the stop section of this springing end along this retainer protuberance projected direction extension, and this stop section and this protuberance fasten mutually.

3. the casing of no screw positioning component as claimed in claim 2 is characterized in that, this springing part also has by this stop section compels the portion that supports along one of parallel this rack side plate direction extension, and this is compeled the portion that supports and is oppressed by this housing, and this springing end is located.