CN2472459Y

CN2472459Y - Shell fan fixer without screw nails

Info

Publication number: CN2472459Y
Application number: CN 01201836
Authority: CN
Inventors: 王军; 唐伟文; 王洪武; 梁军
Original assignee: Lenovo Beijing Ltd
Current assignee: Lenovo Beijing Ltd
Priority date: 2001-01-16
Filing date: 2001-01-16
Publication date: 2002-01-16
Anticipated expiration: 2011-01-16

Abstract

The utility model discloses a bolt free fixture device of case fan, which comprises a fan rack that is fixed on the case board and is provided with a fan whose side facing the case board is provided with a protruding hook. A positioning tongue piece is arranged on the upper rim, and one side of the fan rack facing the fan is provided with a protruding block piece and a small hook and a large hook. Left lateral margin and the right lateral margin of the fan frame are locked between the block pieces, and the lower lateral margin of the fan frame is locked by a small hook. The upper lateral margin is locked by the large hook. Thus, manual operation can finish the assembly of the fan.

Description

The case fan fixture of no screw

The utility model relates to a kind of fan fixer that is installed in the computer housing.

A plurality of miniature radiator fans all will be set in existing computer and the many instruments so that each element particularly the heat that when work, produces of vitals such as CPU distribute rapidly, could work for a long time.Radiator fan in the past all is with on the frame of screw in cabinet, and not only dismounting bothers, and can produce bigger vibration when radiator fan rotates.

The purpose of this utility model is to provide a kind of case fan fixture of not having screw, only needs one-handed performance can finish the disassemble and assemble work of fan very soon, and is very convenient simple and easy.

The utility model provides a kind of case fan fixture of not having screw, comprise a fan board, this fan board is fixed on the wall of computer case, fixed installation one fan on this fan board, it is characterized in that: this fan board is the rectangular frame of a hollow, comprise integrated left and right frame and upper and lower frame, protrude out a grab at this fan board respectively towards the upper and lower position of the left and right frame of a side of wall of computer case, on top the centre position of frame is provided with a location tongue piece, and the upper edge of this location tongue piece forms a bayonet socket; On wall of computer case, be provided with the corresponding location notch of grab and with location tongue piece positioning hole corresponding, this grab catches on this location notch, bayonet socket inlay card of this location tongue piece is located at the location hole place;

Protrude out a catch at this fan board respectively towards the upper-lower position of the left and right frame of a side of fan, left and right side in lower frame is respectively equipped with a little hook, in upper side frame corresponding establish one greatly the hook, behind the left and right lateral margin of the fan frame of fan along between the catch of left and right frame that is trapped in this fan board, the back of the lower lip of the fan frame of fan holds along this little hook of quilt, and the forward position of the last lateral margin of this fan frame is then blocked by this big hook.

The case fan fixture of described no screw is characterized in that: can be respectively equipped with coccoid salient point and shell fragment in fan board towards four jiaos an of side of fan.

The case fan fixture of described no screw is characterized in that: the location tongue piece of this fan board is connected as a single entity with being somebody's turn to do big hook, establishes the finger of a circle by sheet on the tongue piece of location.

The case fan fixture of described no screw is characterized in that: be respectively equipped with reinforcement on this big hook and the location tongue piece.

The case fan fixture of no screw of the present utility model can make one-handed performance can finish the disassemble and assemble work of fan very soon, and is very convenient simple and easy.

The utility model illustrated embodiment in conjunction with the accompanying drawings is described further.

Being described as follows of accompanying drawing drawing:

Fig. 1 is a STRUCTURE DECOMPOSITION schematic perspective view of the present utility model.

Fig. 2 is the schematic perspective view of fan board of the present utility model.

The schematic perspective view that Fig. 3 sees from opposite side for fan board of the present utility model

As Fig. 1, shown in 2, the case fan fixture of no screw of the present utility model, comprise a fan board 20, this fan board 20 can be fixed on the wall of computer case 10, fixed installation one fan 30 on this fan board 20, this fan board 20 is the rectangular frame of a hollow, comprise an integrated left side,

left frame

21,22 and last,

lower frame

23,24, on the left side of this fan board 20 towards a side of wall of computer case 10, left frame 21, on 22, upper/lower positions protrudes out a grab 25 respectively, on top the centre position of frame 23 is provided with a location tongue piece 27, and the upper edge of location tongue piece 27 forms a bayonet socket 271.On wall of computer case 10, be provided with grab 25 corresponding location notchs 11 and reach and location tongue piece 27 positioning hole corresponding 13, during installation, as long as grab 25 is inserted corresponding location notch 11, and push away this fan board 20 from the top down, make grab 25 catch on location notch 11, the bayonet socket 271 proper inlay cards of locating tongue piece 27 this moment so just can make this fan board 20 be fixed on the wall of computer case 10 in location, location hole 13 places.Four jiaos of this fan board 20 also are provided with through hole 26, for those computers of working in most evil bad environment, also can pass this through hole 26 with tapping screw this fan board 20 is fixed on the wall of computer case 10.

As Fig. 1, shown in 3, on the left side of this fan board 20 towards a side of fan 30,

left frame

21,22 upper-lower position protrudes out a catch 201 respectively, left side in lower frame 24, the right side is respectively equipped with a little hook 204, the corresponding big hook 29 of establishing on upper side frame 23, the left side of the fan frame 31 of fan 30, margo dexter back along 311,312 are trapped in the left side of this fan board 20, left frame 21, between 22 the catch 201, the back of the lower lip 313 of the fan frame 31 of fan 30 holds along this little hook 204 of quilt, and the forward position of the last lateral margin 314 of this fan frame 31 is then blocked by this big hook 29.Can simply and easily fan 30 be fixed on this fan board 20 like this.

In addition, hook 29 can be connected as a single entity the location tongue piece 27 of this fan board 20 with being somebody's turn to do greatly, bayonet socket 271 tops in location tongue piece 27 can be established the finger of a circle again by sheet 28, can make big hook 29 slightly upwarp or press down by sheet 28 by pushing this finger, so that make the forward position of the last lateral margin 314 of this fan frame 31 should be blocked by big hook 29 according to its elasticity.

Be provided with coccoid salient point 202 and shell fragment 203 in fan board 20 respectively towards the contiguous four jiaos of places of a side of fan 30, fan frame 31 is pressed on this salient point 202, not only can firmly fix but also have suitable elasticity, have effectiveness in vibration suppression.

Can be respectively equipped with reinforcement 291,272 on this big hook 29 and location tongue piece 27, existing stiffening effect can increase its elasticity again.

Claims

1, a kind of case fan fixture of not having screw, comprise a fan board, this fan board is fixed on the wall of computer case, fixed installation one fan on this fan board, its feature is in fourth: this fan board is the rectangular frame of a hollow, comprises integrated left and right frame and upper and lower frame, protrudes out a grab at this fan board respectively towards the upper and lower position of the left and right frame of a side of wall of computer case, on top the centre position of frame is provided with a location tongue piece, and the upper edge of this location tongue piece forms a bayonet socket; On wall of computer case, be provided with the corresponding location notch of grab and with location tongue piece positioning hole corresponding, this grab catches on this location notch, bayonet socket inlay card of this location tongue piece is located at the location hole place;

2, the case fan fixture of no screw according to claim 1 is characterized in that: be respectively equipped with coccoid salient point and shell fragment in fan board towards four jiaos an of side of fan.

3, the case fan fixture of no screw according to claim 2 is characterized in that: the location tongue piece of this fan board is connected as a single entity with being somebody's turn to do big hook, establishes the finger of a circle by sheet on the tongue piece of location.

4, the case fan fixture of no screw according to claim 3 is characterized in that: be respectively equipped with reinforcement on this big hook and the location tongue piece.