CN201170886Y

CN201170886Y - Mounting structure for extension plate

Info

Publication number: CN201170886Y
Application number: CNU2008200446489U
Authority: CN
Inventors: 蔡正裕
Original assignee: Mitac Computer Shunde Ltd
Current assignee: Mitac Computer Shunde Ltd; Shunda Computer Factory Co Ltd
Priority date: 2008-03-07
Filing date: 2008-03-07
Publication date: 2008-12-24
Anticipated expiration: 2018-03-07

Abstract

The utility model relates to an extension board-mounting structure, which is applied to carry a PCB extension board in a computer case. The extension board-mounting structure comprises two carrying plates and a supporting plate. The two carrying plates are arranged on both opposite sides of the case; a first blocking body and a second blocking body are arranged on the inner side of each carrying plate, and the inner side of each carrying plate is provided with two guide ways; the lateral edge of each carrying plate, which is far from the case, is bent outwards to form a first positioning body, which is provided with two positioning holes; the supporting plate, which is arranged between the carrying plates; is divided into a base plate and two lateral plates; the two lateral plates respectively correspond to the carrying plates; each lateral plate is provided with a mating hole, the inner side of which is provided with a rotating handle; the outer side of each lateral plate is provided with two guide bodies; the outer side of each mating hole is provided with a rotating fixing mechanism, which is provided with a limiting mechanism and two fixed rods; the lateral edge of each lateral plate, which is far from the base plate of the supporting plate, is bent outwards to form a second positioning body; one side of each second positioning body, which is close to the base plate; is provided with two positioning needles, the positions of which correspond to the positioning holes of the carrying plate.

Description

The expansion board mounting structure

[technical field]

The utility model relates to a kind of mounting structure, and particularly a kind of being applied on the computer housing accepted a kind of expansion board mounting structure of PCB expansion board.

[background technology]

Computer has become the helper in people's daily life, and it is more and more important in activities such as people's life, study, amusement.Raising along with people's requirement, computer usefulness also has bigger improvement, follows and comes the computer internal mechanism also to need bigger change, particularly sets up a lot of parts on the PCB template, as Extended RAM slot, pci card slot etc., can not hold so much parts for existing PCB.For solving the problem that can't hold than multi-part, now derive a PCB expansion board and do expansion, some more parts are located on the PCB expansion board, the PCB expansion board is fixed on the supporting plate, and connects by card extender.

Yet previous supporting plate mostly is directly to be fixed on the cabinet with screw, complex steps, and the dismounting complexity, and in the assembly and disassembly process, use more instrument; Perhaps to be provided with mechanism more loaded down with trivial details for some supporting plates, not only taken more chassis space, and be not easy to dismounting.

[summary of the invention]

The utility model purpose is to provide a kind of and is applied on the computer housing, accepts a kind of expansion board mounting structure of PCB expansion board.

The utility model provides a kind of expansion board mounting structure, is applicable to accept PCB expansion board and computer housing, and it comprises two bearing plates, a supporting plate.Two bearing plates are located at respectively on the relative both sides of cabinet, and these bearing plates are provided with one first block body, one second block body towards the side in the cabinet, and second grade of body is positioned at a side that is lower than first grade of body, and this side is provided with two guide rails; The lateral margin place that is away from cabinet on the bearing plate outwards is bent to form one first positioning body, and this first positioning body is provided with two pilot holes.

One supporting plate is located between two bearing plates, and supporting plate is divided into a substrate and biside plate, wherein, and fixing PCB expansion board on this substrate; And this biside plate is corresponding respectively with two bearing plates, is respectively equipped with a mating holes on these side plates; And be respectively equipped with one first fixed body on these biside plate inboards, be respectively equipped with a rotating handles on these side plate mating holes inboards, this rotating handles is provided with one second fixed body in the face of lateral plates, and this second fixed body is corresponding with the inboard first fixed body position of side plate; Inboard mating holes one side of these side plates is provided with one first restriction pin, and the side with respect to the first restriction pin on the mating holes is provided with one second restriction pin, is used to limit the rotating handles sense of rotation; These side plate outsides are provided with two guide body, and this guide body bearing of trend is perpendicular to the supporting plate substrate, and guide body is corresponding with bearing plate upper rail position, and guide body is slided relatively freely in guide rail; These side plate outside mating holess are provided with a rotation fixed mechanism, the rotation fixed mechanism inserts mating holes, this rotation fixed mechanism is provided with a limiting mechanism, this limiting mechanism length is greater than the diameter of mating holes, when the rotation fixed mechanism inserts mating holes, limiting mechanism is stuck in outside the mating holes, this rotation fixed mechanism is provided with two fixed bars, these fixed bars pass the rotation fixed mechanism, penetrate rotating handles, fixing rotation fixed mechanism and rotating handles, the lateral margin place that is away from the supporting plate substrate on the biside plate outwards is bent to form second positioning body, side near substrate on this second positioning body is provided with two pilot pins, and this pilot pin direction is the direction perpendicular to substrate, and its position is corresponding with pilot hole on the bearing plate.

Compared with prior art, the utility model is set up two bearing plates, is revised supporting plate in original mechanism, and supporting plate can simply be installed between the bearing plate like this, but and easy removal; In mechanism's disassembly process,, many unnecessary damages have also been reduced without any need for instrument; These mechanism's spare and accessory parts are less, and institute takes up space for a short time, and the utilization degree is big.

[description of drawings]

Fig. 1 is a bearing plate schematic perspective view on the utility model cabinet.

Fig. 2 is the three-dimensional exploded view of the utility model PCB expansion board and supporting plate.

Schematic appearance when Fig. 3 is assembled in cabinet for the utility model.

Fig. 4 is assembled into schematic appearance behind the cabinet for the utility model.

[embodiment]

Ginseng Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, be respectively bearing plate schematic perspective view on the utility model cabinet, the three-dimensional exploded view of the utility model PCB expansion board and supporting plate, schematic appearance when the utility model is assembled in cabinet, the utility model is assembled into schematic appearance behind the cabinet.

The utility model provides a kind of expansion board mounting structure, is applicable to accept computer housing 10 and PCB expansion board 11, and it comprises two bearing plates 20, a supporting plate 30.Two bearing plates 20 are located at respectively on the relative both sides of cabinet 10, these bearing plates 20 are provided with one first block body 21, one second block body 22 towards the side in the cabinet 10, second grade of body 22 is positioned at a side that is lower than first grade of body 21, and this side is provided with two guide rails 23; The lateral margin place that is away from cabinet 10 on the bearing plate 20 outwards is bent to form one first positioning body 24, and this first positioning body 24 is provided with two pilot holes 25.

One supporting plate 30 is located between two bearing plates 20, and supporting plate 30 is divided into a substrate 31 and biside plate 32, wherein, and fixing PCB expansion board 11 on this substrate 31; And these side plates 32 are corresponding respectively with two bearing plates 20, are respectively equipped with a mating holes 33 on these side plates 32; And be respectively equipped with one first fixed body 34 on these side plate 32 inboards, in present embodiment, first fixed body 34 is the groove shape, be respectively equipped with a rotating handles 35 on these biside plate 32 mating holess 33 inboards, this rotating handles 35 is provided with one second fixed body 36 in the face of the face of side plate 32, in present embodiment, second fixed body 36 is a convex, and second fixed body 36 is corresponding with first fixed body, 34 positions; These side plate 32 inboard mating holes 33 1 sides that go up are provided with one first restriction pin 37, and the side with respect to the first restriction pin 37 on the mating holes 33 is provided with one second restriction pin 38, is used to limit rotating handles 35 sense of rotation; These side plate 32 outsides are provided with two guide body 39, these guide body 39 bearing of trends are perpendicular to supporting plate substrate 31, guide body 39 is corresponding with bearing plate 20 upper rails 23 positions, and guide body 39 is slided relatively freely in guide rail 23, these side plate 32 outside mating holess 33 are provided with a rotation fixed mechanism 40, rotation fixed mechanism 40 inserts mating holes 33, this rotation fixed mechanism 40 is provided with a limiting mechanism 41, these limiting mechanism 41 length are greater than the diameter of mating holes 33, when rotation fixed mechanism 40 inserts mating holes 33, limiting mechanism 41 is stuck in outside the mating holes 33, this rotation fixed mechanism 40 is provided with two fixed bars 42, these fixed bars 42 pass rotation fixed mechanism 40, penetrate rotating handles 35, fixing rotation fixed mechanism 40 and rotating handles 35, the lateral margin place that is away from supporting plate 30 substrates 31 on the biside plate 32 outwards is bent to form second positioning body 43, side near substrate 31 on this second positioning body 43 is provided with two pilot pins 44, these pilot pin 44 directions are the direction perpendicular to substrate 31, and its position is corresponding with pilot hole on the bearing plate 20.

During assembling, rotating handles 35 on the rotation supporting plate 30, make rotating handles 35 contacts first limit pin 37, rotate 41 one-tenth vertical states of limiting mechanism on the fixed mechanism 40 this moment, the supporting plate 30 that is fixed with PCB expansion board 11 is vertically put between 10 liang of bearing plates 20 of cabinet, in the pilot hole 25 that pilot pin 44 is inserted on the bearing plate 20 on the supporting plate 30, and guide body 39 is inserted in bearing plate 20 upper rails 23 on supporting plate 30 side plates 32, equilibrium pressure is gone into supporting plate 30, when 41 contacts of limiting mechanism on the supporting plate 30, second block body 22, rotating handles 35 on the rotation supporting plate 30, limiting mechanism 41 screws between first block body 21 and second block body 22, continue to be pressed into supporting plate 30, pilot pin 44 continues to stretch into the pilot hole 25 on the bearing plate 20 on the supporting plate 30, guide body 39 continues to slip into the guide rail 23 on the bearing plate 20 on supporting plate 30 side plates 32, when limiting mechanism 41 screws between first block body 21 and second block body 22 fully, first positioning body, 24 contacts, second positioning body 43 on the bearing plate 20, the rotating handles 35 contacts second restriction pin 38, and second fixed body 36 of rotating handles 35 screws in first fixed body 34, thus fixedly supporting plate 30 and bearing plate 20.

Claims

1, a kind of expansion board mounting structure is applicable to and accepts PCB expansion board and computer housing, it is characterized in that comprising:

Bearing plate, it is located on the cabinet, and this bearing plate is provided with one first block body, one second block body towards the side in the cabinet, and the lateral margin place that is away from cabinet on the bearing plate outwards is bent to form one first positioning body, and this first positioning body is provided with pilot hole;

One supporting plate, it is located on the bearing plate, supporting plate is divided into substrate and side plate, fixing PCB expansion board on this substrate, side plate is corresponding with bearing plate, side plate is provided with a mating holes, the inboard mating holes of side plate is provided with a rotating handles, side plate outside mating holes is provided with a rotation fixed mechanism, this rotation fixed mechanism is provided with a limiting mechanism, the lateral margin place that is away from the supporting plate substrate on the side plate outwards is bent to form second positioning body, and the side near substrate on second positioning body is provided with pilot pin, and this pilot pin is corresponding with pilot hole on the bearing plate.

2, expansion board mounting structure as claimed in claim 1 is characterized in that: described bearing plate is provided with guide rail towards the side in the cabinet.

3, expansion board mounting structure as claimed in claim 1 is characterized in that: the side plate outside of described supporting plate is provided with guide body, and guide body is corresponding with bearing plate upper rail position.

4, expansion board mounting structure as claimed in claim 1 is characterized in that: described rotation fixed mechanism is provided with fixed bar.

5, expansion board mounting structure as claimed in claim 1 is characterized in that: the inboard mating holes of described side plate both sides are respectively equipped with one first restriction pin, one second restriction pin.

6, expansion board mounting structure as claimed in claim 1 is characterized in that: described side plate inboard is provided with one first fixed body, and rotating handles is provided with one second fixed body in the face of lateral plates, and second fixed body is contained in first fixed body.

7, expansion board mounting structure as claimed in claim 1 is characterized in that: described bearing plate, pilot hole, guide rail, side plate, guide body, fixed bar, pilot pin are all two.