Mainboard structure of case

Abstract

The utility model relates to the technical field of mainboard installation, in particular to a mainboard structure of a case, and aims to solve the problems that when an existing mainboard is installed in the case in a bolt fastening mode, precision devices are easily damaged by tools during disassembly, and maintenance is inconvenient. The mainboard structure comprises a mounting plate and a mainboard, mounting blocks are fixedly connected to the four corners of the mounting plate, mounting columns are fixedly connected to the mounting blocks, mounting holes corresponding to the mounting columns are formed in the four corners of the mainboard, cavities are formed in the mounting blocks, and rotating rods are rotationally connected to the inner walls of the cavities. The mainboard is installed on the step of the installation column, then the U-shaped clamping piece is rotated to be connected with the side face of the mainboard in a clamped mode, the clamping groove is located in the annular groove, and therefore the mainboard is limited, the mainboard is conveniently fixed to the installation column, precision devices of the mainboard are prevented from being damaged by tools in the disassembly process, and disassembly and maintenance are more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of mainboard installation, in particular to a mainboard structure of a chassis. Background Art

[0002] Computer, commonly known as computer, is a modern electronic computing machine used for high-speed calculation. It can perform numerical calculations, logical calculations, and has storage and memory functions. It is a modern intelligent electronic device that can run according to programs and automatically and quickly process massive amounts of data. As a part of computer accessories, the chassis mainly serves to place and fix the motherboard and various accessories, and plays a supporting and protective role.

[0003] Existing motherboards are generally rectangular circuit boards with various components installed on them. The motherboard is usually installed in the chassis by fastening with bolts. When the motherboard needs to be disassembled, multiple sets of bolts need to be turned. In addition, because there are many precision components on the surface of the motherboard, the tools can easily damage the precision components while turning the bolts, making maintenance inconvenient. Summary of the invention

[0004] The utility model provides a mainboard structure of a chassis in view of the problems of the prior art. The mainboard structure aims to solve the problem that the existing mainboard is installed in the chassis by fastening with bolts, and when the mainboard needs to be disassembled, multiple groups of bolts need to be turned. In addition, because there are many precision components on the surface of the mainboard, the tools can easily damage the precision components while turning the bolts, making maintenance inconvenient.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a motherboard structure of a chassis, which includes a mounting plate and a motherboard, the four corners of the mounting plate are fixedly connected with mounting blocks, the mounting blocks are fixedly connected with mounting columns, the four corners of the motherboard are provided with mounting holes corresponding to the mounting columns, a cavity is provided inside the mounting block, a rotating rod is rotatably connected to the inner wall of the cavity, a torsion spring is arranged between the rotating rod and the inner wall of the cavity, a rotating shaft is movably connected to the front side of the rotating rod, the front side of the rotating shaft passes through the mounting block and is fixedly connected to a limiting plate, a U-shaped clip is fixedly connected to the right side of the limiting plate, a slot is provided on one side of the limiting plate, and an annular groove corresponding to the slot is provided on the mounting column.

[0006] Preferably, a step is provided on the mounting column, and the step is larger than the diameter of the mounting hole.

[0007] Preferably, a fixing seat is fixedly connected to the outer surface of the rotating rod, one end of the torsion spring is fixedly connected to the fixing seat, and the other end of the torsion spring is fixedly connected to the inner wall of the cavity.

[0008] Preferably, the back side of the rotating shaft is located inside the rotating rod and is fixedly connected to a limiting block, and the limiting block is a rectangular structure.

[0009] Furthermore, the front sides of the U-shaped clips are provided with anti-slip grooves.

[0010] Furthermore, a soft pad is fixedly connected inside the U-shaped clip, and the soft pad is made of rubber.

[0011] Beneficial effects of the utility model:

[0012] The utility model provides a motherboard structure of a chassis, which is achieved by installing the motherboard on the step of a mounting column, and then rotating the U-shaped clamp and the limit plate around the rotating shaft. During the rotation process, the rotating shaft can rotate and compress the torsion spring through the limit block and the rotating rod, and then the U-shaped clamp is pulled forward to align it with the side of the motherboard. Then, the U-shaped clamp is released, and the U-shaped clamp is driven to engage with the side of the motherboard through the restoring force of the torsion spring, and the clamping groove is located in the annular groove, so that the motherboard is limited and the motherboard is conveniently fixed on the mounting column, thereby avoiding damage to the precision components of the motherboard by tools during disassembly, and disassembly and maintenance are more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0014] Figure 2 It is a front view structural schematic diagram of the utility model.

[0015] Figure 3 The utility model Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0016] Figure 4 It is a three-dimensional structural schematic diagram of the mounting block of the utility model.

[0017] Figure 5 It is a schematic diagram of the internal structure of the mounting block of the utility model.

[0018] exist Figures 1 to 5 Reference numerals in the drawings include:

[0019] 1-mounting plate, 2-main board, 3-mounting block, 4-mounting column, 5-mounting hole, 6-cavity, 7-rotating rod, 8-torsion spring, 9-rotating shaft, 10-limiting plate, 11-U-shaped card, 12-card slot, 13-annular groove, 401-step, 701-fixed seat, 901-limiting block. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of those skilled in the art, the present invention is further described below in conjunction with the embodiments and drawings, and the contents mentioned in the implementation modes are not intended to limit the present invention. The present invention is described in detail below in conjunction with the drawings.

[0021] This embodiment provides a chassis mainboard structure, and its structural diagram is as follows Figure 1-Figure 5 As shown, the mainboard structure includes a mounting plate 1 and a mainboard 2, the four corners of the mounting plate 1 are fixedly connected with mounting blocks 3, the mounting blocks 3 are fixedly connected with mounting columns 4, the four corners of the mainboard 2 are provided with mounting holes 5 corresponding to the mounting columns 4, the interior of the mounting block 3 is provided with a cavity 6, the inner wall of the cavity 6 is rotatably connected with a rotating rod 7, a torsion spring 8 is arranged between the rotating rod 7 and the inner wall of the cavity 6, the front of the rotating rod 7 is movably connected with a rotating shaft 9, the front of the rotating shaft 9 passes through the mounting block 3 and is fixedly connected with a limiting plate 10, the right side of the limiting plate 10 is fixedly connected with a U-shaped clip 11, a slot 12 is arranged on one side of the limiting plate 10, and an annular groove 13 corresponding to the slot 12 is arranged on the mounting column 4.

[0022] like Figure 1 and Figure 4 As shown: In this embodiment, a step 401 is provided on the mounting column 4, and the step 401 is larger than the diameter of the mounting hole 5. In this way, when used, the mainboard 2 is installed on the step 401 of the mounting column 4, thereby positioning the position of the mainboard 2.

[0023] like Figure 4 and Figure 5 As shown: In this embodiment, the outer surface of the rotating rod 7 is fixedly connected to a fixing seat 701 , one end of the torsion spring 8 is fixedly connected to the fixing seat 701 , and the other end of the torsion spring 8 is fixedly connected to the inner wall of the cavity 6 .

[0024] In this way, the side surface of the main board 2 is engaged with the U-shaped clamp 11 through the restoring force of the torsion spring 8 , and the clamping groove 12 is located in the annular groove 13 , so that the main board 2 is fixed on the mounting column 4 .

[0025] like Figure 3 and Figure 5 As shown: In this embodiment, the back side of the rotating shaft 9 is located inside the rotating rod 7 and is fixedly connected to the limiting block 901, and the limiting block 901 is a rectangular structure.

[0026] By setting the rectangular-shaped limit block 901 in this way, the rotating shaft 9 can rotate and compress the torsion spring 8 through the limit block 901 and the rotating rod 7 during the rotation process.

[0027] like Figure 2 and Figure 4 As shown: In this embodiment, the front side of the U-shaped clamp 11 is provided with anti-slip grooves.

[0028] This arrangement increases the friction between the operator's hand and the U-shaped clamp 11 , and better enables the rotating U-shaped clamp 11 and the limit plate 10 to rotate around the rotating shaft 9 .

[0029] like Figure 1 and Figure 2As shown: In this embodiment, a soft pad is fixedly connected inside the U-shaped clamp 11, and the soft pad is made of rubber.

[0030] In this way, the side surface of the main board 2 is connected with the U-shaped clamp 11 through the restoring force of the torsion spring 8, and the internal soft pad protects the main board 2, so the use effect is better.

[0031] Working principle: when in use, the mainboard 2 is installed on the step 401 of the mounting column 4, and the side of the mainboard 2 is connected with the U-shaped clamp 11 through the restoring force of the torsion spring 8, and the clamping groove 12 is located in the annular groove 13, so that the mainboard 2 is fixed on the mounting column 4. When maintenance is needed, pinch the U-shaped clamp 11 and rotate the limit plate 10 around the rotating shaft 9. During the rotation process, the rotating shaft 9 drives the limit block 901 and the rotating rod 7 to rotate and compress the torsion spring 8. At this time, the side of the mainboard 2 is disengaged from the U-shaped clamp 11, and the clamping groove 12 is disengaged from the annular groove 13. Then, the U-shaped clamp 11 is pressed to drive the limit block 901 to move toward the mounting block 3. At this time, the limit on the mainboard 2 is released, and the mainboard 2 can be easily removed;

[0032] After the maintenance is completed, the mainboard 2 is installed on the step 401 of the mounting column 4, and the U-shaped clip 11 and the limit plate 10 are rotated around the rotating shaft 9. During the rotation, the rotating shaft 9 can rotate and compress the torsion spring 8 through the limit block 901 and the rotating rod 7, and then the U-shaped clip 11 is pulled forward to align it with the side of the mainboard 2. Then the U-shaped clip 11 is released, and the restoring force of the torsion spring 8 drives the U-shaped clip 11 to engage with the side of the mainboard 2, and the slot 12 is located in the annular groove 13, thereby limiting the mainboard 2 and fixing the mainboard 2 on the mounting column 4.

[0033] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as a preferred embodiment as above, it is not used to limit the utility model. Any technician familiar with this profession can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical content disclosed above without departing from the scope of the technical solution of the utility model. However, any simple modification, equivalent change and modification made to the above embodiments according to the technology of the utility model, which does not depart from the content of the technical solution of the utility model, belongs to the scope of the technical solution of the utility model.

Claims

1. A mainboard structure of a chassis, the mainboard structure comprising a mounting plate (1) and a mainboard (2), characterized in that: The four corners of the mounting plate (1) are fixedly connected with mounting blocks (3), the mounting blocks (3) are fixedly connected with mounting columns (4), the four corners of the main board (2) are provided with mounting holes (5) corresponding to the mounting columns (4), the interior of the mounting block (3) is provided with a cavity (6), the inner wall of the cavity (6) is rotatably connected with a rotating rod (7), a torsion spring (8) is arranged between the rotating rod (7) and the inner wall of the cavity (6), the front of the rotating rod (7) is movably connected with a rotating shaft (9), the front of the rotating shaft (9) passes through the mounting block (3) and is fixedly connected with a limiting plate (10), the right side of the limiting plate (10) is fixedly connected with a U-shaped clamping piece (11), one side of the limiting plate (10) is provided with a clamping groove (12), and the mounting column (4) is provided with an annular groove (13) corresponding to the clamping groove (12).

2. The mainboard structure of the chassis according to claim 1, characterized in that: The mounting column (4) is provided with a step (401), and the step (401) is larger than the diameter of the mounting hole (5).

3. The mainboard structure of the chassis according to claim 2, characterized in that: The outer surface of the rotating rod (7) is fixedly connected to a fixing seat (701), one end of the torsion spring (8) is fixedly connected to the fixing seat (701), and the other end of the torsion spring (8) is fixedly connected to the inner wall of the cavity (6).

4. The mainboard structure of the chassis according to claim 3, characterized in that: The back side of the rotating shaft (9) is located inside the rotating rod (7) and is fixedly connected to a limiting block (901), wherein the limiting block (901) is a rectangular structure.

5. The mainboard structure of the chassis according to claim 4, characterized in that: The front sides of the U-shaped clamps (11) are all provided with anti-slip grooves.

6. The mainboard structure of the chassis according to claim 5, characterized in that: A soft pad is fixedly connected inside the U-shaped clamp (11), and the soft pad is made of rubber.

Images