CN220983829U

CN220983829U - Board card fixing device and server

Info

Publication number: CN220983829U
Application number: CN202323031167.8U
Authority: CN
Inventors: 葛蕾; 孙长辉; 程斌; 胡远明; 秦晓宁
Original assignee: Nettrix Information Industry Beijing Co Ltd
Current assignee: Nettrix Information Industry Beijing Co Ltd
Priority date: 2023-11-09
Filing date: 2023-11-09
Publication date: 2024-05-17
Anticipated expiration: 2033-11-09

Abstract

The utility model belongs to the technical field of servers, and discloses a board fixing device and a server. The board card fixing device comprises a fixing block and an elastic buckle, wherein the fixing block can be fixed on a main board; the elastic buckle is fixed on the fixing block along the vertical direction, a guide groove which is arranged along the vertical direction and used for inserting the board card body is arranged between the elastic buckle and the fixing block in a surrounding mode, a limiting protrusion is arranged on the top end of the elastic buckle, which faces the outer wall on one side of the fixing block, of the elastic buckle in a protruding mode, and the limiting protrusion can be clamped in the fixing groove of the fixing block body. The board fixing device can realize quick installation and disassembly of the board body, is free from tool assistance, and can shorten the disassembly and assembly time, thereby improving the maintenance efficiency of the board body.

Description

Board card fixing device and server

Technical Field

The utility model relates to the technical field of servers, in particular to a board fixing device and a server.

Background

The M.2 interface is used as a novel interface of a solid state disk with small size and good transmission performance, a design of directly horizontally fixing the solid state disk to a main board is generally adopted, corresponding M.2 connectors are designed on the main board, two rows of connectors are generally arranged in parallel for fixing, one side of each M.2 board card is inserted into the corresponding connectors, the other side of each M.2 board card is fixed by using screws or a tool-free structure, the module occupies a larger main board space, if the module is fixed by using fixing screws, a stud is welded on the main board for the module to be used for a lower supporting board card.

At present, the M.2 board card in the server adopts a structure of directly lying and fixing on a main board, occupies a larger main board space, and almost cannot place any higher device below the size of the M.2 board card, so that the main board space utilization rate is lower. And because the board card is limited by the structure, the board card is flatly fixed in the main board and is unfavorable for the heat dissipation of the M.2 board card, the mode of installing the M.2 board card by utilizing a Riser board in a forward and reverse mode is developed, and the fixing structure has high integration and higher heat dissipation efficiency. However, the fixing mode adopted for the conventional Riser card is complex and traditional, is not friendly when the fixing structure is disassembled and maintained, maintenance personnel need to be trained in advance and have corresponding tools to install and maintain the structure, and has great influence on the maintenance efficiency of the server. For clients using the server, the downtime is significant, so it is important to reduce the maintenance time, improve the convenience of maintenance and improve the maintenance efficiency.

In summary, a new board fixing device and a new server are needed, so as to solve the above technical problems in the prior art.

Disclosure of utility model

The utility model aims to provide a board fixing device which can realize quick installation and disassembly of a board body, and can shorten the disassembly and assembly time without the assistance of tools, thereby improving the maintenance efficiency of the board body.

To achieve the purpose, the utility model adopts the following technical scheme:

The board card fixing device comprises a fixing block and an elastic buckle, wherein the fixing block can be fixed on a main board; the elastic buckle is fixed on the fixing block along the vertical direction, a guide groove which is arranged along the vertical direction and used for inserting the board card body is arranged between the elastic buckle and the fixing block in a surrounding mode, a limiting protrusion is arranged on the top end of the elastic buckle, which faces the outer wall on one side of the fixing block, of the elastic buckle in a protruding mode, and the limiting protrusion can be clamped in the fixing groove of the board card body.

Optionally, a handle is disposed at a top end of the elastic buckle, and the handle extends in a direction away from the fixing block.

Optionally, the top wall of the handle is provided with a plurality of cleats.

Optionally, the top wall of the handle is in a concave circular arc shape.

Optionally, a first reinforcing rib plate is disposed between the outer wall of the elastic buckle far away from one side of the fixing block and the fixing block, and a second reinforcing rib plate is disposed between the bottom wall of the handle and the side wall of the elastic buckle.

Optionally, the fixing block and the elastic buckle are integrally formed by an elastic piece.

Optionally, the fixing block is provided with the guide groove, and a weakening groove is formed in a side wall of the guide groove, so that the side wall of the guide groove forms the elastic buckle.

Optionally, a stop baffle is disposed in the guide groove, and a bottom wall of the board card body can be abutted against the stop baffle.

Optionally, a fixing hole for inserting the connecting piece is formed in the bottom wall of the fixing block, and an installation positioning bolt is further convexly arranged on the bottom wall of the fixing block.

Another object of the present utility model is to provide a server, which includes the board fixing device according to any one of the above schemes.

The beneficial effects are that:

According to the board card fixing device, the fixing block is fixed on the main board, the elastic buckle is arranged on the fixing block along the vertical direction, the elastic buckle and the fixing block form the guide groove for accommodating the board card body, and the fixing groove of the board card body is clamped and fixed by the limiting protrusion on the inner side of the elastic buckle, so that the board card body is fixed in the board card fixing device. The spacing between the limiting protrusion and the fixing block is enlarged by breaking the elastic buckle to deform, then the board card body is placed in the guide groove, and then the elastic buckle is loosened, so that the limiting protrusion is clamped in the fixing groove of the board card body, and the board card body is installed; when the board card body needs to be taken out, after the elastic buckle is broken off and deformed, the limiting protrusion is separated from the fixing groove, and the board card body can be taken out. The board fixing device can realize quick installation and disassembly of the board body, is free from tool assistance, and can shorten the disassembly and assembly time, thereby improving the maintenance efficiency of the board body.

Drawings

FIG. 1 is an isometric view of a card body mounted to a card retention device according to an embodiment of the present utility model;

FIG. 2 is an isometric view of a board card fixture provided in accordance with an embodiment of the present utility model;

Fig. 3 is a bottom view of a board fixing device according to an embodiment of the present utility model.

In the figure:

10. a board card body; 11. a fixing groove;

100. A fixed block; 101. a guide groove; 102. a connecting piece; 103. a stop baffle; 104. a weakening groove; 105. a fixing hole; 106. installing a positioning bolt; 110. a connecting plate; 120. a base;

200. An elastic buckle; 201. a limit protrusion; 202. a first reinforcing rib; 210. a handle; 211. a slip preventing protrusion; 212. and second reinforcing ribs.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1 to 3, in the present embodiment, the board fixing device includes a fixing block 100 and an elastic buckle 200, where the fixing block 100 can be fixed on a motherboard; the elastic buckle 200 is fixed on the fixing block 100 along the vertical direction, a guide groove 101 which is arranged along the vertical direction and is used for inserting the board card body 10 is arranged between the elastic buckle 200 and the fixing block 100, a limit protrusion 201 is protruding from the top end of the elastic buckle 200, which faces the outer wall of one side of the fixing block 100, and the limit protrusion 201 can be clamped in the fixing groove 11 of the board card body 10.

The board fixing device in this embodiment fixes the fixing block 100 on the motherboard, an elastic buckle 200 is disposed on the fixing block 100 along the vertical direction, the elastic buckle 200 and the fixing block 100 form a guide groove 101 for accommodating the board body 10, and the fixing groove 11 of the board body 10 is clamped and fixed by a limiting protrusion 201 inside the elastic buckle 200, so that the board body 10 is fixed in the board fixing device. The spacing between the limiting protrusion 201 and the fixing block 100 is enlarged by breaking the elastic buckle 200 to deform, then the board card body 10 is placed into the guide groove 101, and then the elastic buckle 200 is loosened, so that the limiting protrusion 201 is clamped in the fixing groove 11 of the board card body 10, and the board card body 10 is installed; when the board card body 10 needs to be taken out, after the elastic buckle 200 is broken and deformed, the limit protrusion 201 is separated from the fixing groove 11, and the board card body 10 can be taken out. The board fixing device can realize quick installation and disassembly of the board body 10, is free from tool assistance, and can shorten the disassembly and assembly time, thereby improving the maintenance efficiency of the board body 10.

Further, the board card body 10 is disposed transversely and along a vertical direction, so that an area occupied by the board card body 10 on the motherboard is reduced, and the golden finger at the bottom of the board card body can be smoothly inserted into the motherboard, which is not described herein. The two ends of the board body 10 can be provided with the fixing grooves 11, the two ends of the board body 10 can be simultaneously provided with the board fixing device, the board body 10 is limited and fixed from the two ends, the board body 10 is prevented from being deviated, and the board body 10 is installed.

Referring to fig. 1, a handle 210 is disposed at a top end of the elastic buckle 200, and the handle 210 extends away from the fixing block 100. The arrangement of the handle 210 can bend and deform the elastic buckle 200 by utilizing the lever principle, so that the force is smaller when the elastic buckle 200 is bent, the difficulty degree during disassembly and assembly is reduced, and the maintenance efficiency of the board card body 10 is further improved.

Further, referring to fig. 2, the top wall of the handle 210 is provided with a plurality of cleats 211. The anti-slip protrusions 211 can improve the friction between the operator and the upper surface of the handle 210, prevent the operator from slipping when pressing the handle 210, and further reduce the difficulty of the assembly and disassembly operations of the board card body 10.

As a preferred embodiment, the top wall of the handle 210 is provided in a concave circular arc shape. The handle 210 that sets up like this accords with ergonomic design more, and the end of handle 210 can upwards perk for operating personnel presses more comfortable when handle 210, and is also more laborsaving, and can further prevent that the finger from coming off from handle 210, reduces the dismouting degree of difficulty of handle card body.

In this embodiment, the top wall of the handle 210 is the same as the top of the limit protrusion 201, so that when the board card body 10 is mounted, the handle 210 can be prevented from shielding the limit protrusion 201, so that operators can be ensured to see whether the limit protrusion 201 is inserted into the fixing groove 11, the convenience and reliability of the board card fixing device are improved, and the board card body 10 caused by the fact that the insertion is not in place is prevented from falling off, namely the use safety is improved.

Optionally, a stop plate 103 is disposed in the guide groove 101, and the bottom wall of the card body 10 can abut against the stop plate 103. The stop baffle 103 can limit the movement of the board body 10 in the vertical direction, prevent the board body 10 from being pressed down to deeply strike the motherboard to cause damage to parts, and avoid the golden finger of the board body 10 from being bumped; the card body 10 that can also avoid causing in the machine transportation rotates, drops and leads to golden finger pine to take off, prevents that card body 10 from appearing unidentified condition.

With continued reference to fig. 2 and 3, a first reinforcing rib 202 is disposed between the outer wall of the elastic buckle 200 on the side away from the fixing block 100 and the fixing block 100, and a second reinforcing rib 212 is disposed between the bottom wall of the handle 210 and the side wall of the elastic buckle 200. The arrangement of the first reinforcing rib 202 and the second reinforcing rib 212 can provide support for the elastic buckle 200 and the handle 210, so as to prevent deformation failure of the elastic buckle 200 or the handle 210 caused by overlarge pressing force, and improve the service reliability and service life of the board card fixing device.

Further, the fixing block 100 and the elastic buckle 200 are integrally formed by an elastic member. The integrated processing of the integrated circuit board fixing device that sets up like this uses an elastic component to form, can make the elasticity buckle 200 that has elasticity rebound after the atress warp, and the fixed slot 11 joint of board card body 10 is fixed, prevents that the board card body from droing, can also reduce manufacturing cost and improve production efficiency, is applicable to this board card fixing device's mass production.

Specifically, the fixed block includes a base 120 and a connecting plate 110, the cross section of the connecting plate 110 is L-shaped, the connecting plate 110 and the elastic buckle 200 enclose together to form a guide slot 101 for accommodating the board card body 10, and the connecting plate 110 and the elastic buckle 200 are vertically arranged on the base 120 along the vertical direction, so that the guide slot 101 is also arranged along the vertical direction, the board card body 10 can be inserted on the motherboard along the vertical direction, and the installation area of the motherboard occupied by the board card body 10 is reduced.

As a preferred embodiment, a reinforcing rib is also provided between the connection plate 110 and the base 120, so that the structural strength between the connection plate 110 and the base 120 can be improved, and the inclination of the board card body 10 caused by vibration in the transportation process can be prevented, and the supporting force is provided to the board card body 10 from the side surface, so that the installation stability of the board card body 10 is further improved.

In this embodiment, the stopper baffle 103 is transversely disposed between the connecting plate 110 and the elastic buckle 200, and can also provide a pulling force towards the central position of the guide slot 101 for the elastic buckle 200, so as to further pull the elastic buckle 200 towards the board card body 10, ensure that the fixing slot 11 of the board card body 10 cannot fall off from the limiting protrusion 201, and improve the stability of installation.

In a preferred embodiment, the fixing block 100 is provided with the guide groove 101, and the side wall of the guide groove 101 is provided with the weakening groove 104 so that the side wall of the guide groove 101 forms the elastic buckle 200. After the integrated processing of the elastic piece is finished, the guide groove 101 is formed in the fixing block 100, and the weakening groove 104 is formed in the side wall of the guide groove 101, so that the elastic buckle 200 is formed, the production and processing difficulty is further reduced, and the production cost is reduced. Meanwhile, the weakening groove 104 also plays a role of an observation window, so that an operator observes the installation in-place condition of the limiting protrusion 201 through the weakening groove 104, and device damage caused by the fact that the golden finger of the board card body 10 cannot be observed due to shielding of the sight is avoided.

Optionally, a fixing hole 105 for inserting the connector 102 is formed in the bottom wall of the fixing block 100, and an installation positioning pin 106 is further protruding from the bottom wall of the fixing block 100. Specifically, the connecting piece 102 in the embodiment is a loose-free screw, so that the board card fixing device is fixed, and the risk of damage to devices caused by the fact that common screws fall onto the main board in the installation process is avoided; meanwhile, the installation locating bolts 106 are correspondingly inserted on the main board to play roles in locating and limiting, and when the connecting piece 102 is installed, the board fixing device can be prevented from rotating along with the connecting piece 102, reliability and installation convenience of the board fixing device are guaranteed, and installation efficiency is improved.

In this embodiment, the base 120 is provided with the fixing hole 105 and the mounting positioning PIN 106, and the mounting positioning PIN 106 may be a protrusion integrally formed on the bottom wall of the base 120, or may be a PIN needle inserted through and fixed to the base 120, which is not particularly limited herein.

Further, the base 120 is rectangular, and the fixing hole 105 and the connecting plate 110 are disposed at the left and right sides of the base, so as to avoid the fixing hole 105, and when the connecting piece 102 is installed, the connecting plate 110 and the elastic buckle 200 do not block the installation of the connecting piece 102, thereby improving the installation efficiency of the board fixing device.

The embodiment also provides a server, which comprises the board fixing device according to any one of the schemes. When the board card body 10 is fixed by the board card fixing device, the installation efficiency of the board card body 10 can be improved, the board card body 10 is easy to disassemble, tools are not required to be used for disassembly and assembly, the maintenance and repair efficiency can be improved, the downtime of the server during repair is shortened, and the maintenance cost is reduced.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Board fixing device, its characterized in that includes:

A fixing block (100), wherein the fixing block (100) can be fixed on a main board;

Elastic buckle (200), elastic buckle (200) are fixed in along vertical direction fixed block (100), elastic buckle (200) with enclose between fixed block (100) and be equipped with along vertical direction setting and be used for inserting guide way (101) of establishing integrated circuit board body (10), elastic buckle (200) orientation the top of the outer wall of fixed block (100) one side is protruding to be equipped with spacing arch (201), spacing arch (201) can joint in fixed slot (11) of integrated circuit board body (10).

2. The board card fixing device according to claim 1, wherein a handle (210) is provided at a top end of the elastic buckle (200), and the handle (210) is extended in a direction away from the fixing block (100).

3. The card holder according to claim 2, wherein the top wall of the handle (210) is provided with a number of cleats (211).

4. A card holder according to claim 3, wherein the top wall of the handle (210) is provided in a concave circular arc shape.

5. The board card fixing device according to claim 2, wherein a first reinforcing rib (202) is arranged between the outer wall of the side, away from the fixing block (100), of the elastic buckle (200) and the fixing block (100), and a second reinforcing rib (212) is arranged between the bottom wall of the handle (210) and the side wall of the elastic buckle (200).

6. The board card fixing device according to claim 1, wherein the fixing block (100) and the elastic buckle (200) are integrally formed by an elastic member.

7. The board card fixing device according to claim 6, wherein the fixing block (100) is provided with the guide groove (101), and a weakening groove (104) is provided on a side wall of the guide groove (101) so that the side wall of the guide groove (101) forms the elastic buckle (200).

8. The board fixing device according to any one of claims 1-7, characterized in that a stop baffle (103) is arranged in the guide groove (101), and the bottom wall of the board body (10) can be abutted against the stop baffle (103).

9. The board card fixing device according to any one of claims 1-7, wherein the bottom wall of the fixing block (100) is provided with a fixing hole (105) for inserting the connecting piece (102), and the bottom wall of the fixing block (100) is further provided with a mounting positioning bolt (106) in a protruding manner.

10. A server comprising the board card holding device according to any one of claims 1 to 9.