CN213957991U

CN213957991U - Computer motherboard mechanical fixing structure

Info

Publication number: CN213957991U
Application number: CN202120231459.8U
Authority: CN
Inventors: 张晓杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-08-13
Anticipated expiration: 2031-01-27

Abstract

The utility model relates to the technical field of computer mainboard mounting structures, and discloses a computer mainboard mechanical fixing structure, which comprises a chassis bottom plate, the top of the chassis bottom plate is fixedly provided with a mainboard mounting rack, the top of the mainboard mounting rack is fixedly provided with four support columns which are distributed symmetrically left and right, the top of the main board mounting rack is fixedly provided with two rotating frames which are respectively positioned at the back sides of the supporting columns at the left side and the right side, the tops of the two rotating frames are respectively and rotatably connected with a pressing plate, the bottoms of the two pressing plates are respectively and fixedly provided with a sliding rail respectively positioned at the back sides of the two rotating frames, the bottom of the slide rail is provided with a slide block in a sliding way, the bottom of the slide block is fixedly provided with a connecting plate which is connected with the rotating frame in a sliding way, the bottom of connecting plate fixed mounting has bottom and mainboard mounting bracket fixed connection's first spring. This computer motherboard mechanical fixing structure has possessed and need not the advantage that the fastener can install.

Description

Computer motherboard mechanical fixing structure

Technical Field

The utility model relates to a computer motherboard mounting structure technical field specifically is a computer motherboard mechanical fixing structure.

Background

The mainboard, also called the motherboard, is installed in the computer mainframe box, is one of the most basic and important parts of the computer, plays a role of playing a great role in the whole computer system, the manufacturing quality of the mainboard determines the stability of the hardware system, the mainboard has close relationship with the CPU, the major upgrade of the CPU each time inevitably leads to the upgrade of the mainboard, the mainboard is the core of the computer hardware system and is also a printed circuit board with the largest area in the mainframe box.

At present, the existing mainboard fixing scheme is mainly characterized in that the mainboard fixing scheme is fixed through a copper column and a bolt, although the fixing mode is firm, the screwdriver is troublesome to operate during installation, and the risk that a fastener falls into the interior of a case and cannot be taken out exists, so that the computer mainboard mechanical fixing structure is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a computer motherboard mechanical fixing structure possesses the advantage that can install without the fastener, has solved the fixed scheme of present mainboard and has mostly fixed for fixing through copper post and bolt, though this kind of fixed mode is comparatively firm, but screwdriver operation is comparatively troublesome during the installation, and has the fastener to fall into the problem of the risk that quick-witted incasement portion can't take out.

(II) technical scheme

Need not the fastener and can carry out the purpose of installing for realizing the aforesaid, the utility model provides a following technical scheme: a mechanical fixing structure for a computer mainboard comprises a case bottom plate, wherein a mainboard mounting rack is fixedly mounted at the top of the case bottom plate, four support columns which are symmetrically distributed in a left-right mode are fixedly mounted at the top of the mainboard mounting rack, two rotating frames which are respectively positioned at the left side and the right side are fixedly mounted at the top of the mainboard mounting rack, the tops of the two rotating frames are respectively and rotatably connected with a pressing plate, slide rails which are respectively positioned at the two opposite sides of the rotating frames are respectively and fixedly mounted at the bottoms of the two pressing plates, sliding blocks are slidably mounted at the bottoms of the slide rails, a connecting plate which is slidably connected with the rotating frames is fixedly mounted at the bottoms of the sliding blocks, a first spring which is fixedly connected with the bottom of the connecting plate and the mainboard mounting rack is fixedly mounted at the bottom of the connecting plate, and a connecting rod which penetrates through and extends to the inner side of the mainboard mounting rack is fixedly mounted at the bottom of the connecting plate, the hole of stepping down is seted up to chassis baseboard's bottom, the inboard roof of mainboard mounting bracket rotates to be connected with and extends to the downthehole pivot of stepping down, the outside fixed mounting of pivot has the ratchet that is located the downthehole portion of stepping down, the outside threaded connection of pivot has the go-between that is located the ratchet top, the outside fixed mounting of go-between has top and connecting rod fixed connection's arm-tie, the downthehole right side wall fixed mounting in hole of stepping down has the second spring, the left side fixed mounting of second spring has the pawl with the ratchet joint.

Preferably, the support column is T-shaped and is a copper column, and the front side of the support column and the rear side of the support column are respectively positioned in the same plane with the front side and the rear side of the pressing plate.

Preferably, a U-shaped groove is formed in the top of the rotating frame, a rotating shaft penetrating through the pressing plate is fixedly mounted between the inner front wall and the inner rear wall of the U-shaped groove, the rotating frame is rotatably connected with the pressing plate through the rotating shaft, a sliding groove is formed in the rotating frame, and the rotating frame is slidably connected with the connecting plate through the sliding groove.

Preferably, rubber pads located between the two rotating frames are fixedly installed at the bottoms of the pressing plates on the two sides, and the opposite sides of the pressing plates on the two sides and the opposite sides of the supporting columns on the left and right sides are located in the same plane respectively.

Preferably, the number of the first springs is four and is divided into two groups, and the two groups of the first springs are respectively distributed at the bottoms of the two connecting plates in a front-back symmetrical mode.

Preferably, the number of the connecting rods is four, the four first springs are respectively sleeved on the outer sides of the four connecting rods, the bottoms of the four connecting rods are fixedly connected with the pull plate, and the rotating block extending to the lower side of the bottom plate of the case is fixedly mounted at the bottom of the rotating shaft.

(III) advantageous effects

Compared with the prior art, the utility model provides a computer motherboard mechanical fixing structure possesses following beneficial effect:

this computer mainboard mechanical fixing structure, through setting up the pivot, when needs fixed mainboard, stir the pawl to the right side and make it no longer block the ratchet, can rotate the pivot afterwards and make it through go-between pulling arm-tie downstream, and then through connecting rod pulling connecting plate lapse, first spring compression simultaneously, the sliding block drives the one end rotation perk that the system is located the support column top with the clamp plate simultaneously at the inside slip of slide rail this moment, and then make the clearance between the clamp plate of both sides grow can hold the mainboard and pass through, place the mainboard after on the support column this moment, twist the pivot in the opposite direction, and then make the clamp plate push down the mainboard, can accomplish the installation, through above setting, possessed and need not the advantage that the fastener can install.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a connection diagram of the rotating frame and the pressing plate of the present invention.

In the figure: 1. a chassis base plate; 2. a mainboard mounting rack; 3. a support pillar; 4. a rotating frame; 5. pressing a plate; 6. a slide rail; 7. a slider; 8. a connecting plate; 9. a first spring; 10. a connecting rod; 11. a hole of abdication; 12. a rotating shaft; 13. a ratchet wheel; 14. a connecting ring; 15. pulling a plate; 16. a second spring; 17. a pawl.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a computer motherboard mechanical fixing structure includes a chassis base plate 1, a motherboard mounting frame 2 is fixedly mounted on the top of the chassis base plate 1, four support columns 3 are fixedly mounted on the top of the motherboard mounting frame 2 and symmetrically distributed left and right, the support columns 3 are T-shaped and copper columns, the front sides of the front side support columns 3 and the rear sides of the rear side support columns 3 are respectively located in the same plane with the front and rear sides of a pressing plate 5, two rotating frames 4 are fixedly mounted on the top of the motherboard mounting frame 2 and respectively located on the opposite sides of the left and right side support columns 3, a U-shaped groove is formed on the top of the rotating frame 4, a rotating shaft penetrating through the pressing plate 5 is fixedly mounted between the inner front and rear walls of the U-shaped groove, the rotating frame 4 is rotatably connected with the pressing plate 5 through the rotating shaft, a sliding groove is formed inside the rotating frame 4, the rotating frame 4 is slidably connected with a connecting plate 8 through the sliding groove, the tops of the two rotating frames 4 are rotatably connected with a pressing plate 5, rubber pads positioned between the two rotating frames 4 are fixedly arranged at the bottoms of the pressing plates 5 at the two sides, the opposite sides of the pressing plates 5 at the two sides and the opposite sides of the supporting columns 3 at the left side and the right side are respectively positioned in the same plane, slide rails 6 respectively positioned at the opposite sides of the two rotating frames 4 are fixedly arranged at the bottoms of the two pressing plates 5, sliding blocks 7 are slidably arranged at the bottoms of the slide rails 6, connecting plates 8 slidably connected with the rotating frames 4 are fixedly arranged at the bottoms of the sliding blocks 7, first springs 9 fixedly connected with the mainboard mounting frame 2 at the bottoms of the connecting plates 8 are fixedly arranged at the bottoms of the first springs 9, the first springs 9 are four in number and are divided into two groups, the two groups of first springs 9 are respectively and symmetrically distributed at the bottoms of the two connecting plates 8 in the front-back direction, and connecting rods 10 penetrating through and extending to the inner side of the mainboard mounting frame 2 are fixedly arranged at the bottoms of the connecting plates 8, the number of the connecting rods 10 is four, the four first springs 9 are respectively sleeved outside the four connecting rods 10, the bottoms of the four connecting rods 10 are fixedly connected with pull plates 15, rotating blocks extending to the lower portion of a chassis base plate 1 are fixedly installed at the bottoms of rotating shafts 12, abdicating holes 11 are formed in the bottom of the chassis base plate 1, the rotating shaft 12 extending to the inner portion of the abdicating hole 11 is rotatably connected to the inner top wall of a main plate mounting frame 2, ratchet wheels 13 located in the abdicating holes 11 are fixedly installed at the outer sides of the rotating shafts 12, connecting rings 14 located above the ratchet wheels 13 are in threaded connection with the outer sides of the rotating shafts 12, the pull plates 15 with the tops fixedly connected with the connecting rods 10 are fixedly installed at the outer sides of the connecting rings 14, second springs 16 are fixedly installed on the right side walls in the holes of the abdicating holes 11, pawls 17 clamped with the ratchet wheels 13 are fixedly installed on the left sides of the second springs 16, through the arrangement of the rotating shafts 12, when the main plate needs to be fixed, poke pawl 17 to the right side and make it no longer block ratchet 13, can rotate pivot 12 afterwards and make it through go-between 14 pulling arm-tie 15 downstream, and then pull connecting plate 8 downstream through connecting rod 10 pulling, first spring 9 compresses simultaneously, slider 7 drives the one end rotation perk that the system is located support column 3 top with clamp plate 5 simultaneously at the inside slip of slide rail 6 this moment, and then make the clearance between the clamp plate 5 of both sides grow can hold the mainboard and pass through, place the mainboard on support column 3 back this moment, reverse twist moves pivot 12, and then make clamp plate 5 push down the mainboard, can accomplish the installation, through above setting, the advantage that can install need not the fastener has been possessed.

In conclusion, according to the mechanical fixing structure for the computer mainboard, by arranging the rotating shaft 12, when the mainboard needs to be fixed, the pawl 17 is shifted to the right side so as not to clamp the ratchet wheel 13, then the rotating shaft 12 can be rotated so as to pull the pull plate 15 to move downwards through the connecting ring 14, and then the connecting plate 8 is pulled to slide downwards through the connecting rod 10, meanwhile, the first spring 9 is compressed, at the same time, the sliding block 7 slides in the sliding rail 6, and simultaneously, the pressing plate 5 drives one end above the supporting column 3 to rotate and tilt, so that the gap between the pressing plates 5 at two sides is enlarged so as to allow the mainboard to pass through, at the moment, after the mainboard is placed on the supporting column 3, the rotating shaft 12 is screwed in the opposite direction, so that the pressing plate 5 presses the mainboard, and the installation can be completed, through the arrangement, the advantage that the installation can be performed without fasteners is achieved, and the problem that most of the existing mainboard fixing schemes are fixed through copper columns and bolts is solved, although the fixing mode is firm, the screwdriver is troublesome to operate during installation, and the problem that the fastener falls into the case and cannot be taken out exists.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a computer motherboard mechanical fixing structure, includes machine case bottom plate (1), its characterized in that: the top of the chassis base plate (1) is fixedly provided with a mainboard mounting rack (2), the top of the mainboard mounting rack (2) is fixedly provided with four supporting columns (3) which are symmetrically distributed, the top of the mainboard mounting rack (2) is fixedly provided with two supporting columns (4) which are respectively positioned at the left side and the right side, the opposite sides of the supporting columns (3) are respectively provided with a rotary frame (4), the tops of the two rotary frames (4) are respectively and rotatably connected with a pressing plate (5), the bottoms of the two pressing plates (5) are respectively and fixedly provided with two sliding rails (6) which are respectively positioned at the opposite sides of the two rotary frames (4), the bottom of each sliding rail (6) is slidably provided with a sliding block (7), the bottom of each sliding block (7) is fixedly provided with a connecting plate (8) which is slidably connected with the rotary frames (4), the bottom of each connecting plate (8) is fixedly provided with a first spring (9) which is fixedly connected with the bottom of the mainboard mounting rack (2), the bottom of the connecting plate (8) is fixedly provided with a connecting rod (10) which penetrates through and extends to the inner side of the main board mounting frame (2), the bottom of the chassis bottom plate (1) is provided with a yielding hole (11), the top wall of the inner side of the mainboard mounting rack (2) is rotatably connected with a rotating shaft (12) extending to the interior of the yielding hole (11), a ratchet wheel (13) positioned in the abdicating hole (11) is fixedly arranged on the outer side of the rotating shaft (12), the outer side of the rotating shaft (12) is in threaded connection with a connecting ring (14) positioned above the ratchet wheel (13), a pulling plate (15) with the top fixedly connected with the connecting rod (10) is fixedly arranged at the outer side of the connecting ring (14), a second spring (16) is fixedly arranged on the right side wall in the hole of the abdicating hole (11), and a pawl (17) clamped with the ratchet wheel (13) is fixedly arranged on the left side of the second spring (16).

2. A mechanical fixing structure for computer motherboard according to claim 1, characterized in that: the supporting column (3) is T-shaped and is a copper column, the front side of the supporting column (3) is located on the same plane as the front side and the rear side of the supporting column (3) and the front side and the rear side of the pressing plate (5) are located on the same plane as the front side and the rear side of the supporting column.

3. A mechanical fixing structure for computer motherboard according to claim 1, characterized in that: u type groove has been seted up at the top of rotating turret (4), just fixed mounting has the pivot of running through clamp plate (5) between the inboard front and back wall in U type groove, rotating turret (4) are rotated through pivot and clamp plate (5) and are connected, and the spout has been seted up to the inside of rotating turret (4), rotating turret (4) are through spout and connecting plate (8) sliding connection.

4. A mechanical fixing structure for computer motherboard according to claim 1, characterized in that: rubber pads positioned between the two rotating frames (4) are fixedly arranged at the bottoms of the pressing plates (5) on the two sides, and the opposite sides of the pressing plates (5) on the two sides and the opposite sides of the supporting columns (3) on the left side and the right side are respectively positioned in the same plane.

5. A mechanical fixing structure for computer motherboard according to claim 1, characterized in that: the number of the first springs (9) is four and is divided into two groups, and the first springs (9) are symmetrically distributed at the bottoms of the two connecting plates (8) front and back respectively.

6. A mechanical fixing structure for computer motherboard according to claim 1, characterized in that: the number of the connecting rods (10) is four, the first springs (9) are respectively sleeved on the four outer sides of the connecting rods (10), the four bottoms of the connecting rods (10) are fixedly connected with the pull plate (15), and the rotating block extending to the lower side of the bottom plate (1) of the machine box is fixedly installed at the bottom of the rotating shaft (12).