Mainboard fixing frame

Abstract

The utility model relates to the technical field of mainboard fixation, which comprises a fixed plate, four cavities are arranged in the fixed plate, a threaded sleeve is arranged on the outer surface of a screw rod, a fixed structure is fixedly arranged at the top of the threaded sleeve, a heat dissipation hole is arranged in the fixed plate, a mounting frame is fixedly arranged in the heat dissipation hole, and a plurality of heat dissipation holes are formed in the mounting frame. A motor is fixedly mounted at the top of the mounting frame, a fan is fixedly connected to an output shaft of the motor, and the fixing structure comprises a moving block, a first sliding groove, a spring, a fixing block, a bearing plate, a pulling plate, a mounting block and a groove. According to the main board fixing frame, by arranging a fixing structure, when main boards of different specifications are installed, four pulling plates are pulled, four bearing plates are pulled open towards the sides away from each other, meanwhile, the main boards are placed at the top of a fixing plate, then the main boards are fixed into four installing blocks, and the main boards are packaged and fixed through four grooves; in this way, the function of fixing the main boards of different specifications is achieved.

Description

Technical Field

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

[0002] The computer case motherboard, also called the main board, system board or motherboard, is divided into commercial motherboard and industrial motherboard. It is installed in the case and is one of the most basic and important components of a microcomputer. The motherboard is generally a rectangular circuit board on which the main circuit systems that make up the computer are installed, generally including BIOS chip, I / O control chip, keyboard and panel control switch interface, indicator light connector, expansion slot, DC power supply connector for the motherboard and plug-in card and other components. The motherboard inside the computer case needs to be fixed by a motherboard fixing mechanism.

[0003] In the prior art, most motherboards are fixed by a fixing frame, which is fixed on the inner side of the chassis to improve the stability of the fixing. However, since the motherboards are equipped with important hardware in the computer, the sizes of the motherboards selected vary according to different user configurations, resulting in the inability of the fixing frame in the prior art to adapt to motherboards of different specifications. Replacement is required, which is time-consuming and labor-intensive, and has low practicality. Therefore, a motherboard fixing frame is proposed. Utility Model Content

[0004] In view of this, the purpose of the present invention is to provide a motherboard fixing bracket to solve the problem that motherboards of different specifications are inconvenient to fix.

[0005] Based on the above purpose, the utility model provides a motherboard fixing frame, including a fixing plate, four cavities are opened inside the fixing plate, a screw rod is arranged inside the cavity, a threaded sleeve is arranged on the outer surface of the screw rod, a fixing structure is fixedly installed on the top of the threaded sleeve, a heat dissipation hole is opened inside the fixing plate, a mounting frame is fixedly installed inside the heat dissipation hole, a motor is fixedly installed on the top of the mounting frame, and a fan is fixedly connected to the output shaft of the motor.

[0006] The fixed structure includes a moving block, a first sliding groove, a spring, a fixed block, a supporting plate, a pulling plate, a mounting block and a groove. The moving block is fixedly installed on the top of the threaded sleeve, and four first sliding grooves are opened on the top of the fixed plate. The four moving blocks are fixedly installed on one side adjacent to each other with springs, and the four springs are fixedly installed on one side adjacent to each other with fixed blocks. The supporting plate is fixedly installed on the top of the fixed block, and the pulling plate is fixedly installed on the top of the supporting plate. The mounting block is fixedly installed on the top of the supporting plate, and grooves are opened on one side adjacent to each other with four mounting blocks.

[0007] A turning handle is fixedly mounted on the opposite sides of the four screw rods, and adjacent sides of the four screw rods are rotatably connected to the inner walls of adjacent sides of the four cavities.

[0008] The opposite sides of the four screw rods all penetrate the fixed plate and extend to the outside of the fixed plate, and the four screw rods are rotatably connected to the fixed plate through bearings.

[0009] A filter plate is fixedly mounted on the bottom of the heat dissipation hole, and the four screw rods are centrally symmetrically arranged.

[0010] The four moving blocks and the four first sliding grooves are all slidably connected, and the bottoms of the four object-carrying plates are fixedly mounted with sliding rods.

[0011] The tops of the four moving blocks are each provided with a second sliding groove, and the insides of the four grooves are each fixedly installed with a rubber pad.

[0012] The beneficial effects of the utility model are as follows: 1. The motherboard fixing frame, by setting a fixing structure, when installing motherboards of different specifications, pull the four pull plates to pull the four supporting plates to the side away from each other, and at the same time place the motherboard on the top of the fixing plate, and then fix the motherboard inside the four mounting blocks, and the four grooves package and fix the motherboard, thereby completing the fixing function of motherboards of different specifications.

[0013] 2. The motherboard fixing frame is provided with screw rods. When fixing motherboards of different specifications, four handles are held and the four screw rods are rotated to move the four threaded sleeves on the outer surfaces of the four screw rods. The four moving blocks move to positions away from each other at the same time to ensure that the motherboard can be fixed inside the four mounting blocks. When the motherboard is in use, the motor is started and the motor drives the fan to rotate to dissipate heat and cool the motherboard, thereby completing the heat dissipation and cooling function of the fixing frame on the motherboard. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 This is a front view cross-sectional view of the utility model;

[0017] Figure 3 It is a schematic diagram of the fixing structure of the utility model.

[0018] The markings in the figure are:

[0019] 1. Fixed plate; 2. Cavity; 3. Screw rod; 4. Threaded sleeve; 5. Fixed structure; 501. Moving block; 502. First slide groove; 503. Spring; 504. Fixed block; 505. Supporting plate; 506. Pull plate; 507. Mounting block; 508. Groove; 6. Heat dissipation hole; 7. Mounting frame; 8. Motor; 9. Fan. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0021] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0022] The utility model provides a mainboard fixing frame, comprising a fixing plate 1, characterized in that four cavities 2 are opened inside the fixing plate 1, a screw rod 3 is arranged inside the cavity 2, a threaded sleeve 4 is arranged on the outer surface of the screw rod 3, a fixing structure 5 is fixedly installed on the top of the threaded sleeve 4, a heat dissipation hole 6 is opened inside the fixing plate 1, a mounting frame 7 is fixedly installed inside the heat dissipation hole 6, a motor 8 is fixedly installed on the top of the mounting frame 7, and a fan 9 is fixedly connected to the output shaft of the motor 8;

[0023] The fixed structure 5 includes a moving block 501, a first slide groove 502, a spring 503, a fixed block 504, a supporting plate 505, a pull plate 506, a mounting block 507 and a groove 508. The moving block 501 is fixedly installed on the top of the threaded sleeve 4, and four first slide grooves 502 are opened on the top of the fixed plate 1. The springs 503 are fixedly installed on the adjacent sides of the four moving blocks 501, and the fixed blocks 504 are fixedly installed on the adjacent sides of the four springs 503. The supporting plate 505 is fixedly installed on the top of the fixed block 504, and the pull plate 506 is fixedly installed on the top of the supporting plate 505. The mounting block 507 is fixedly installed on the top of the supporting plate 505, and the adjacent sides of the four mounting blocks 507 are opened with grooves 508.

[0024] like Figure 1 , Figure 2 As shown, the four screw rods 3 are fixedly installed with turning handles on the opposite sides, and the adjacent sides of the four screw rods 3 are rotatably connected to the inner walls of the adjacent sides of the four cavities 2. Holding the four turning handles, the four screw rods 3 are rotated to move the four threaded sleeves 4 inside the four cavities 2.

[0025] like Figure 1 , Figure 2 As shown, the opposite sides of the four screw rods 3 penetrate the fixed plate 1 and extend to the outside of the fixed plate 1. The four screw rods 3 are rotatably connected to the fixed plate 1 through bearings. When the four screw rods 3 rotate, the four moving blocks 501 follow the four threaded sleeves 4 to move.

[0026] like Figure 1 , Figure 2 As shown, a filter plate is fixedly installed at the bottom of the heat dissipation hole 6, and four screw rods 3 are symmetrically arranged. When the motor 8 is started, the fan 9 rolls up the air at the bottom to cool the mainboard. At the same time, the filter plate filters the cold air to prevent dust from adhering to the bottom plate of the mainboard.

[0027] like Figure 2 , Figure 3 As shown, the four moving blocks 501 and the four first slide grooves 502 are all slidably connected, and the bottom of the four supporting plates 505 are fixedly installed with sliding rods. When the four pulling plates 506 are pulled, the four springs 503 are compressed, and the four sliding rods slide inside the second slide grooves to stabilize the four supporting plates 505. The four moving blocks 501 slide inside the four first slide grooves 502, and the first slide grooves 502 ensure that the four moving blocks 501 do not rotate with the four screw rods 3.

[0028] like Figure 2 , Figure 3As shown, a second slide groove is provided on the top of each of the four moving blocks 501, rubber pads are fixedly installed inside each of the four grooves 508, the mainboard is fixed inside the four mounting blocks 507, the four grooves 508 package and fix the mainboard, and the four rubber pads protect the mainboard.

[0029] To summarize, the motherboard fixing frame, by setting a fixing structure 5, when installing motherboards of different specifications, pull the four pulling plates 506 to pull the four supporting plates 505 to the side away from each other, and at the same time place the motherboard on the top of the fixing plate 1, and then fix the motherboard inside the four mounting blocks 507, and the four grooves 508 package and fix the motherboard, so as to complete the fixing function of motherboards of different specifications. The motherboard fixing frame, by setting a screw rod 3, when fixing motherboards of different specifications, hold the four turning handles and rotate the four screw rods 3 to make the four threaded sleeves 4 move on the outer surfaces of the four screw rods 3, and the four moving blocks 501 move to positions away from each other at the same time, ensuring that the motherboard can be fixed inside the four mounting blocks 507. When the motherboard is in use, start the motor 8, and the motor 8 drives the fan 9 to rotate to dissipate heat and cool the motherboard, so as to complete the heat dissipation and cooling function of the fixing frame for the motherboard.

[0030] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0031] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. A motherboard fixing frame, comprising a fixing plate (1), characterized in that: The fixing plate (1) is provided with four cavities (2) inside, a screw rod (3) is arranged inside the cavity (2), a threaded sleeve (4) is arranged on the outer surface of the screw rod (3), a fixing structure (5) is fixedly installed on the top of the threaded sleeve (4), a heat dissipation hole (6) is provided inside the fixing plate (1), a mounting frame (7) is fixedly installed inside the heat dissipation hole (6), a motor (8) is fixedly installed on the top of the mounting frame (7), and a fan (9) is fixedly connected to the output shaft of the motor (8); The fixed structure (5) comprises a moving block (501), a first sliding groove (502), a spring (503), a fixed block (504), a receiving plate (505), a pulling plate (506), a mounting block (507) and a groove (508); the moving block (501) is fixedly mounted on the top of the threaded sleeve (4); four first sliding grooves (502) are provided on the top of the fixed plate (1); springs (503) are fixedly mounted on one side adjacent to the four moving blocks (501); fixed blocks (504) are fixedly mounted on one side adjacent to the four springs (503); a receiving plate (505) is fixedly mounted on the top of the fixed block (504); a pulling plate (506) is fixedly mounted on the top of the receiving plate (505); a mounting block (507) is fixedly mounted on the top of the receiving plate (505); and grooves (508) are provided on one side adjacent to the four mounting blocks (507).

2. The motherboard fixing bracket according to claim 1, characterized in that: A turning handle is fixedly mounted on the opposite sides of the four screw rods (3), and the adjacent sides of the four screw rods (3) are rotatably connected to the inner walls of the adjacent sides of the four cavities (2).

3. The mainboard fixing bracket according to claim 1, characterized in that: The opposite sides of the four screw rods (3) all penetrate the fixing plate (1) and extend to the outside of the fixing plate (1), and the four screw rods (3) are rotatably connected to the fixing plate (1) via bearings.

4. The mainboard fixing bracket according to claim 1, characterized in that: A filter plate is fixedly mounted on the bottom of the heat dissipation hole (6), and the four screw rods (3) are centrally symmetrically arranged.

5. The mainboard fixing bracket according to claim 1, characterized in that: The four moving blocks (501) and the four first sliding grooves (502) are all slidably connected, and the bottoms of the four object-carrying plates (505) are all fixedly mounted with sliding rods.

6. The mainboard fixing bracket according to claim 1, characterized in that: A second sliding groove is provided on the top of each of the four moving blocks (501), and a rubber pad is fixedly installed inside each of the four grooves (508).

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