Expansion card mounting bracket and server

Abstract

The present application relates to the technical field of servers, and in particular to an expansion card mounting rack and a server. The application relates to the technical field of servers, wherein the expansion card mounting rack comprises: a main bracket, comprising a first supporting portion and a second supporting portion connected to each other, the first supporting portion and the second supporting portion extending respectively in a first direction and a second direction to enclose an expansion card mounting cavity; an adapter card mounted on the first supporting portion, the adapter card being provided with a slot component for inserting one side of the expansion card; a positioning assembly being provided on the main bracket or the adapter card for connecting to a position to be installed so as to position the expansion card mounting rack, at least solving the problem of a relatively complicated disassembly and assembly method of a PCIe card bracket of a server in the related art, achieving the technical effect of rapid installation and precise positioning of the expansion card in the server chassis, ensuring the adaptability and stability of the expansion card installation, and avoiding poor contact or damage caused by vibration or movement.

Description

Technical Field

[0001] The present application relates to the technical field of servers, and in particular to an expansion card mounting rack and a server. Background Art

[0002] Inside a server chassis, expansion cards (such as PCIe cards) play a critical role in data exchange. The stability and flexibility of their installation are directly related to the overall performance and reliable operation of the server. However, the current PCIe card bracket designs on the market generally have significant technical limitations.

[0003] Current PCIe card brackets typically require multiple screws and other fasteners to connect and remove from fixed points on the chassis or motherboard. This fastening method lacks a quick-release mechanism and requires the use of screwdrivers or other specialized tools for installation and removal. This not only increases operational complexity and time costs, but also, with frequent assembly and disassembly, the tightening and loosening of screws can easily lead to thread wear or loss of fasteners, impacting system maintenance efficiency and costs. Summary of the Invention

[0004] The present application provides an expansion card mounting rack and a server, so as to at least solve the problem in the related art that the disassembly and assembly method of the PCIe card bracket of the server is relatively complicated.

[0005] The present application provides an expansion card mounting bracket, comprising: a main bracket, comprising a first supporting portion and a second supporting portion connected to each other, the first supporting portion and the second supporting portion extending in a first direction and a second direction, respectively, to enclose an expansion card mounting cavity; an adapter card, mounted on the first supporting portion, the adapter card being provided with a slot component for inserting one side of the expansion card; a positioning assembly, arranged on the main bracket or the adapter card, for connecting to a position to be installed to position the expansion card mounting bracket.

[0006] Furthermore, the main bracket includes: a first plate, at least a portion of the first plate extends along the first direction and is parallel to the third direction to form a first supporting portion; a second plate, at least a portion of the second plate extends along the second direction and is parallel to the third direction to form a second supporting portion, and the second plate is detachably connected to the first plate; a fixed plate, at least a portion of the fixed plate extends along the second direction and is parallel to the third direction to form a second supporting portion, and the fixed plate is detachably connected to the second plate, and the fixed plate is used to install the first end of the expansion card extending along the first direction.

[0007] Furthermore, the first plate includes: a first main board body, the first main board body extends along the first direction and is parallel to the third direction to form a first support portion, and the adapter card is installed on the first main board body; a first guard plate and a second guard plate, the first guard plate extends along the first direction and is parallel to the second direction, the second guard plate extends along the second direction and is parallel to the first direction, the first guard plate and the second guard plate are connected to each other and are both located on the side of the first main board body away from the installation position, the first guard plate is connected to the first main board body, and the second guard plate is connected to the first end of the second plate extending along the third direction.

[0008] Furthermore, the first guard plate is connected to the second end of the second plate extending along the second direction; and / or the first plate includes an operating panel, which is connected to the first main plate body, and the operating panel is located on the side of the first guard plate away from the second plate and is spaced apart from the first guard plate.

[0009] Furthermore, the first plate also includes a connecting plate body, which is parallel to the first main plate body, located at one end of the first main plate body close to the second guard plate and spaced apart from the first main plate body, and connected to the second end of the second plate extending along the second direction.

[0010] Furthermore, the main bracket also includes an intermediate connecting plate, and two ends of the intermediate connecting plate are respectively connected to the first main board body and the connecting plate body.

[0011] Furthermore, the second plate includes a second main board body extending along the second direction and parallel to the third direction, and a plurality of windows are arranged at intervals on the second main board body, and a fixed plate is provided at at least one of the plurality of windows, and a connecting beam is provided between any two adjacent windows, and a limiting support protrusion is provided on the connecting beam for limiting support of the corresponding fixed plate.

[0012] Furthermore, the second plate also includes a first mounting plate body and a second mounting plate body, which are spaced apart along the second direction at opposite ends of the second main plate body and are both perpendicular to the second main plate body, the first mounting plate body is located at one end of the second main plate body close to the first main plate body, and the second mounting plate body is located at one end of the second main plate body away from the first main plate body; wherein the first mounting plate body is provided with an insertion groove for inserting the plug-in portion of the first end of the fixed plate, and the second mounting plate body is provided with a snap-in groove for snapping the snap-in protrusion of the second end of the fixed plate into.

[0013] Furthermore, the main bracket also includes a side fixing plate, which is arranged at the second mounting plate body and is located on the side of the second end of the fixing plate away from the second mounting plate body; wherein the second mounting plate body and the second end of the fixing plate are both provided with fixing through holes, and the side fixing plate is provided with a plug-in column for plugging and connecting with the corresponding fixing through holes, and the plug-in column is arranged parallel to the second direction; a plurality of connecting through holes are arranged at intervals on the second mounting plate body, and a plurality of connecting columns are provided on the side fixing plate for plugging and connecting with the plurality of connecting through holes in a one-to-one correspondence, and the plurality of connecting columns are arranged at intervals along the third direction and are all parallel to the third direction.

[0014] Furthermore, the adapter card is located on a side of the first supporting portion away from the expansion card installation cavity; or the adapter card is located on a side of the first supporting portion close to the expansion card installation cavity.

[0015] Furthermore, the positioning assembly includes a positioning block, which is mounted on the adapter card. The positioning block is provided with a positioning hole for plugging and connecting with a positioning column at a position to be installed.

[0016] Furthermore, the positioning block is located at one end of the adapter card away from the second support portion and at one end of the adapter card close to the installation position; and / or there are multiple positioning holes, and the multiple positioning holes are arranged at intervals on the positioning block for one-to-one plug-in connection with multiple positioning columns at the installation position.

[0017] Furthermore, the expansion card mounting bracket includes an auxiliary fixing assembly, which is arranged on the first supporting portion and located on a side of the first supporting portion close to the expansion card mounting cavity, for fixing the second end of the expansion card extending along the first direction.

[0018] Furthermore, the auxiliary fixing assembly includes: a fixing base, which is used to be fixedly connected to the main bracket; a clamping component, which is used to clamp the second end of the expansion card extending along the first direction; and an adjusting component, which is respectively connected to the fixing base and the clamping component; wherein the adjusting component is movably arranged along at least one of the first direction, the second direction and the third direction to adjust the position of the clamping component relative to the fixing base.

[0019] Furthermore, the adjusting component includes a first moving mechanism, the first moving mechanism includes a connecting block and a first guide rail and a first locking fastener arranged on the connecting block, wherein the first guide rail is fixedly connected to the connecting block, and a first slide extending along a third direction is provided on the fixed seat, and the first guide rail is slidably connected to the first slide to slide along the third direction relative to the first slide; a plurality of first locking holes arranged at intervals along the third direction are provided on the fixed seat, and a first through hole is provided on the connecting block, and the fixed end of the first locking fastener passes through the first through hole and is connected to one of the plurality of first locking holes or is not connected to any of the first locking holes to lock or unlock the sliding of the first guide rail relative to the first slide.

[0020] Furthermore, the adjusting component includes a second moving mechanism, the first moving mechanism includes a second guide rail connected to the connecting block and extending along the second direction, the second moving mechanism includes an elastic clamping structure, and the clamping space of the elastic clamping structure can be adjustably set to clamp on the second guide rail, or the second guide rail can be released by increasing the clamping space so that the elastic clamping structure can slide along the second guide rail.

[0021] Furthermore, the elastic clamping structure includes a mounting column, a clamping block, an elastic clamping piece, a movable clamping block and a fixed clamping block, the mounting column extends along a third direction, the clamping block and the fixed clamping block are fixed on the mounting column at intervals along the third direction, and at least a portion of the movable clamping block is located between the clamping block and the fixed clamping block; wherein, a mounting hole extending along the third direction is provided on the clamping block, the elastic clamping piece is provided in the mounting hole, one end of the movable clamping block is slidably inserted into the mounting hole along the third direction, and the movable clamping block is located at one end of the elastic clamping piece close to the fixed clamping block, and a clamping space is jointly enclosed between the movable clamping block and the fixed clamping block.

[0022] Furthermore, the adjusting component also includes a third moving mechanism, the third moving mechanism includes a third guide rail, a second slide extending along a third direction is provided on the mounting column, and the third guide rail can be slidably inserted in the second slide; wherein, the second moving mechanism also includes a mounting side plate and a second locking fastener, the mounting side plate is fixedly connected to the mounting column, a second through hole is provided on the mounting side plate, and a plurality of second locking holes spaced apart along the third direction are provided on the third guide rail, and the fixed end of the second locking fastener passes through the second through hole and is connected to one of the plurality of second locking holes or is not connected to any of the second locking holes, so as to lock or unlock the sliding of the third guide rail relative to the second slide.

[0023] Furthermore, the adjusting component also includes a fourth moving mechanism, the third moving mechanism also includes a telescopic rod arranged on the third guide rail and extending along the first direction, and the fourth moving mechanism includes a telescopic cylinder and a third locking fastener; wherein, one end of the telescopic cylinder is sleeved on the telescopic rod and the telescopic cylinder and the telescopic rod are relatively slidable along the first direction, and the other end of the telescopic cylinder is connected to the clamping component; the telescopic rod is provided with a plurality of third locking holes spaced apart along the first direction, and the telescopic cylinder is provided with a third through hole, and the fixed end of the third locking fastener passes through the third through hole and is connected to one of the plurality of third locking holes or is not connected to any of the third locking holes, so as to lock or unlock the relative sliding of the telescopic cylinder and the telescopic rod.

[0024] The cam is adapted to engage the first and second guide rails of the second guide rail, wherein the first and second guide rails are adapted to engage with the first and second guide rails of the second guide rail.

[0025] The present application also provides a server, including a chassis, an expansion card and the above-mentioned expansion card mounting rack, the expansion card is mounted on the expansion card mounting rack, and the expansion card mounting rack is mounted in the chassis.

[0026] According to the present application, the expansion card mounting frame of the present application includes: a main bracket, including a first supporting portion and a second supporting portion connected to each other, the first supporting portion and the second supporting portion extending in a first direction and a second direction respectively to enclose an expansion card mounting cavity; an adapter card mounted on the first supporting portion, the adapter card being provided with a slot component for inserting one side of the expansion card; and a positioning assembly provided on the main bracket or the adapter card for connecting with the position to be installed to position the expansion card mounting frame. Therefore, the expansion card mounting frame of the present application, by providing the main bracket, the adapter card and the positioning assembly, only needs to place the expansion card mounting frame at the position to be installed in the chassis of the server, and connect the positioning assembly to the position to be installed, so as to achieve the technical effect of rapid installation and precise positioning of the expansion card in the server chassis, ensuring the adaptability and stability of the expansion card installation, avoiding poor contact or damage caused by vibration or movement, and solving the problem of the relatively complicated disassembly and assembly method of the PCIe card bracket of the server in the related art. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the present application, the following is a brief introduction to the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0028] Figure 1 A schematic structural diagram of an expansion card mounting bracket provided by the first embodiment of the present application in one direction when no expansion card is installed;

[0029] Figure 2 for Figure 1 The schematic diagram of the structure of the expansion card mounting bracket shown in another direction;

[0030] Figure 3 A schematic diagram of the structure of an expansion card mounting bracket provided by the second embodiment of the present application in one direction when installing an expansion card;

[0031] Figure 4 for Figure 3 The schematic diagram of the structure of the expansion card mounting bracket shown in another direction;

[0032] Figure 5 for Figure 3 The expansion card mounting bracket shown is a schematic diagram of the structure in one direction when no expansion card is installed;

[0033] Figure 6 for Figure 5 The schematic diagram of the structure of the expansion card mounting bracket shown in another direction;

[0034] Figure 7 for Figure 5 The schematic diagram of the structure of the main bracket of the expansion card mounting rack in the first direction is shown;

[0035] Figure 8 for Figure 7 A schematic diagram of the structure of the main support in the second direction is shown;

[0036] Figure 9 for Figure 7 The schematic diagram of the structure of the main support in the third direction is shown;

[0037] Figure 10 for Figure 7 A schematic structural diagram of the first plate of the main support in a first direction is shown;

[0038] Figure 11 for Figure 10 A schematic structural diagram of the first plate shown in the second direction;

[0039] Figure 12 for Figure 10 A schematic structural diagram of the first plate shown in a third direction;

[0040] Figure 13 for Figure 7 The schematic diagram of the structure of the second plate of the main support in one direction is shown;

[0041] Figure 14 for Figure 13 A schematic structural diagram of the second plate shown in another direction;

[0042] Figure 15 for Figure 7 A schematic structural diagram of the connecting plate body of the main bracket shown;

[0043] Figure 16 for Figure 7 The schematic diagram of the structure of the side fixing plate of the main bracket in one direction is shown;

[0044] Figure 17 for Figure 16 A schematic structural diagram of the side fixing plate shown in another direction;

[0045] Figure 18 for Figure 5 A schematic structural diagram of the positioning assembly of the expansion card mounting bracket shown;

[0046] Figure 19 for Figure 5 The structure diagram of the auxiliary fixing assembly of the expansion card mounting bracket shown in one direction;

[0047] Figure 20 for Figure 19 A schematic structural diagram of the auxiliary fixing assembly shown in another direction;

[0048] Figure 21 for Figure 20 A top view of the auxiliary fixing assembly shown;

[0049] Figure 22 for Figure 21 A cross-sectional view of the auxiliary fixing assembly shown along the AA direction;

[0050] Figure 23 for Figure 21 A cross-sectional view of the auxiliary fixing assembly shown along the BB direction;

[0051] Figure 24 for Figure 21 A cross-sectional view of the auxiliary fixing assembly shown along the CC direction;

[0052] Figure 25 for Figure 20 A front view of the auxiliary fixing assembly is shown;

[0053] Figure 26 for Figure 25 A cross-sectional view of the auxiliary fixing assembly shown along the DD direction;

[0054] Figure 27 for Figure 25 A cross-sectional view of the auxiliary fixing assembly shown along the EE direction;

[0055] Figure 28 for Figure 20 A structural schematic diagram of an installation method of the clamping component of the auxiliary fixing assembly shown;

[0056] Figure 29 for Figure 28 A structural schematic diagram of another installation method of the clamping component shown;

[0057] Figure 30 for Figure 20 A schematic structural diagram of the fixing seat and the first moving mechanism of the auxiliary fixing assembly shown;

[0058] Figure 31 for Figure 20 A structural schematic diagram of the first moving mechanism of the auxiliary fixing assembly shown;

[0059] Figure 32 for Figure 20 A schematic structural diagram of the elastic clamping structure of the second moving mechanism of the auxiliary fixing assembly shown;

[0060] Figure 33 for Figure 20 A schematic structural diagram of the second moving mechanism of the auxiliary fixing assembly shown;

[0061] Figure 34 for Figure 20 A schematic structural diagram of the third moving mechanism of the auxiliary fixing assembly shown;

[0062] Figure 35 for Figure 20 The schematic structural diagram of the third moving mechanism and the fourth moving mechanism of the auxiliary fixing assembly is shown.

[0063] The above drawings include the following reference numerals:

[0064] 1. Main support; 101. First support portion; 102. Second support portion;

[0065] 11. First plate; 111. First main plate; 112. First guard plate; 113. Second guard plate; 114. Connecting plate; 115. Avoidance groove; 116. Operation panel;

[0066] 12. Second plate; 121. Second main plate; 122. Window; 123. Connecting beam; 124. Position-limiting support protrusion; 125. First mounting plate; 126. Second mounting plate; 127. Insertion slot; 128. Snap-fit ​​slot; 129. Fixing through hole; 1210. Connecting through hole;

[0067] 13. Fixing plate; 131. Insertion portion; 132. Clamping protrusion;

[0068] 14. Middle connecting plate;

[0069] 16. Side fixing plate; 161. Connecting column; 162. Connecting column;

[0070] 2. Riser card; 21. Slot component;

[0071] 3. Positioning assembly; 31. Positioning block; 32. Positioning hole;

[0072] 4. Auxiliary fixing components;

[0073] 41. Fixed seat; 411. First slideway; 412. First locking hole;

[0074] 42. Clamping member; 421. First clamping plate; 422. Support column; 423. Third slideway; 424. Second clamping plate; 425. Fourth guide rail; 426. Fourth locking fastener; 427. Fourth through hole;

[0075] 43. Adjustment components;

[0076] 431, first moving mechanism; 4311, connecting block; 4312, first guide rail; 4313, first locking fastener; 4314, first through hole; 4315, second guide rail;

[0077] 432, second moving mechanism; 4321, elastic clamping structure; 4322, mounting column; 4323, pressing block; 4324, elastic pressing member; 4325, movable clamping block; 4326, fixed clamping block; 4327, mounting hole; 4328, second slideway; 4329, mounting side plate; 43210, second through hole; 43211, second locking fastener;

[0078] 433, fourth moving mechanism; 4331, telescopic cylinder; 4332, third locking fastener; 4333, third through hole;

[0079] 434, third moving mechanism; 4341, third guide rail; 4342, telescopic rod; 4343, third locking hole;

[0080] 5. Expansion card. DETAILED DESCRIPTION

[0081] The following will be combined with the accompanying drawings in the embodiments of this application to clearly and completely describe the technical solutions in the embodiments of this application. Obviously, the embodiments described are only part of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0082] It should be noted that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like, indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely for ease of description and simplification of the present application. They are not intended to indicate or imply that the devices or components referred to must have, be constructed, or operate in a specific orientation, and therefore should not be construed as limiting the present application. The terms "mounted," "connected," and "connected" should be interpreted broadly, and may include, for example, fixed, removable, or integral connections; mechanical or electrical connections; direct or indirect connections through an intermediary; and internal communication between two components. The terms "parallel," "perpendicular," and "equal" encompass the described conditions and conditions similar to the described conditions, provided that the range of the similar conditions is within an acceptable range of deviation, as determined by a person of ordinary skill in the art taking into account the measurement in question and the errors associated with the measurement of the particular quantity (i.e., the limitations of the measurement system). For example, "parallel" includes both absolute parallelism and approximate parallelism, where the acceptable deviation range for approximate parallelism may be, for example, within 5°; "perpendicular" includes both absolute perpendicularity and approximate perpendicularity, where the acceptable deviation range for approximate perpendicularity may also be, for example, within 5°. "Equal" includes both absolute equality and approximate equality, where the acceptable deviation range for approximate equality may be, for example, that the difference between the two is less than or equal to 5% of either. Those skilled in the art will understand the specific meanings of the above terms in this application based on the specific circumstances.

[0083] In order to enable those skilled in the art to better understand the present application, the present application is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0084] like Figures 1 to 35As shown, an embodiment of the present application provides an expansion card mounting bracket including: a main bracket 1, including a first supporting portion 101 and a second supporting portion 102 connected to each other, the first supporting portion 101 and the second supporting portion 102 extending along a first direction and a second direction respectively to enclose an expansion card mounting cavity; an adapter card 2, mounted on the first supporting portion 101, and provided with a slot component 21 for inserting one side of the expansion card 5 on the adapter card 2; a positioning component 3, arranged on the main bracket 1 or the adapter card 2, for connecting to the position to be installed to position the expansion card mounting bracket.

[0085] The expansion card mounting bracket of the present application is provided with a main bracket, an adapter card 2 and a positioning component 3. The expansion card mounting bracket only needs to be placed at the position to be installed in the chassis of the server, and the positioning component 3 is connected to the position to be installed, so that the expansion card 5 can be quickly installed and accurately positioned in the server chassis, effectively ensuring the adaptability and stability of the installation of the expansion card 5, avoiding poor contact or damage due to vibration or movement, and solving the problem of the relatively complicated disassembly and assembly method of the PCIe card bracket of the server in the related art.

[0086] The first end of the expansion card disposed along the first direction is connected to the second supporting portion 102 , and the second end of the expansion card disposed along the second direction is inserted into the slot component 21 .

[0087] In at least one embodiment of the present application, the first direction and the second direction are perpendicular to each other and are both parallel to the installation base surface of the expansion card installation bracket at the location to be installed.

[0088] like Figure 1 and Figure 6 As shown, the first direction and the second direction are the X direction and the Y direction respectively.

[0089] like Figures 1 to 9 As shown, the main bracket 1 includes: a first plate 11, at least a portion of the first plate 11 extends along the first direction and is parallel to the third direction, so as to form a first support portion 101; a second plate 12, at least a portion of the second plate 12 extends along the second direction and is parallel to the third direction, so as to form a second support portion 102, and the second plate 12 is detachably connected to the first plate 11; a fixed plate 13, at least a portion of the fixed plate 13 extends along the second direction and is parallel to the third direction, so as to form a second support portion 102, and the fixed plate 13 is detachably connected to the second plate 12, and the fixed plate 13 is used to install the first end of the expansion card 5 extending along the first direction.

[0090] The main bracket 1 in the present application realizes multi-directional support and fixation of the expansion card 5 by providing a detachably connected first plate 11 and second plate 12 and a fixed plate 13, making the installation of the expansion card 5 more flexible and able to adapt to expansion cards 5 of different sizes and shapes, while ensuring the stability and reliability of the expansion card 5 in the server chassis, especially in servers that need to install long or heavy expansion cards 5.

[0091] like Figure 1 and Figure 6 As shown, the third direction is the Z direction.

[0092] First, connect the first plate 11 and the second plate 12, then install the fixing plate 13 on the second plate 12, then install the adapter card 2 on the first plate 11, then insert the second end of the expansion card set along the second direction into the slot component 21, and connect the first end of the expansion card 5 extending along the first direction to the fixing plate 13 to ensure that the expansion card 5 can be firmly installed on the main bracket 1.

[0093] like Figure 1 、 Figure 2 as well as Figures 10 to 12 As shown, the first plate 11 includes: a first main board body 111, the first main board body 111 extends along the first direction and is parallel to the third direction to form a first support portion 101, and the adapter card 2 is installed on the first main board body 111; a first guard plate 112 and a second guard plate 113, the first guard plate 112 extends along the first direction and is parallel to the second direction, the second guard plate 113 extends along the second direction and is parallel to the first direction, the first guard plate 112 and the second guard plate 113 are connected to each other and are both located on the side of the first main board body 111 away from the installation position, the first guard plate 112 is connected to the first main board body 111, and the second guard plate 113 is connected to the first end of the second plate 12 extending along the third direction.

[0094] The first plate 11 of the present application supports, fixes and protects the adapter card 2 and the expansion card 5 by setting up a structure including a first main board body 111, a first guard plate 112 and a second guard plate 113, making the installation of the expansion card 5 in the chassis more stable and reducing the risk of damage to the expansion card 5 during transportation and use.

[0095] Specifically, the first main plate body 111 , the first guard plate 112 and the second guard plate 113 in the first plate member 11 are integrally formed.

[0096] like Figure 1 and Figure 2As shown, the first guard plate 112 is connected to the second end of the second plate 12 extending along the second direction; and / or the first plate 11 includes an operating panel 116, which is connected to the first main plate body 111, and the operating panel 116 is located on the side of the first guard plate 112 away from the second plate 12 and is spaced apart from the first guard plate 112.

[0097] The first panel 11 of the present application realizes convenient operation and adjustment of the expansion card mounting frame by setting an operating panel 116, making the installation and disassembly of the expansion card mounting frame more convenient. It is mainly used to operate the expansion card mounting frame inside the server chassis, especially during the maintenance and upgrade process of the server that needs to frequently replace or upgrade the expansion card 5.

[0098] like Figures 10 to 12 As shown, the first plate 11 further includes a connecting plate 114. The connecting plate 114 is parallel to the first main plate 111. The connecting plate 114 is located at one end of the first main plate 111 near the second guard plate 113 and is spaced apart from the first main plate 111. The connecting plate 114 is connected to the second end of the second plate 12 extending along the second direction. By providing the connecting plate 114, the first plate 11 of the present application achieves a stable connection between the first plate 11 and the second plate 12, making the installation of the expansion card 5 in the chassis more stable.

[0099] Specifically, the first end of the second plate 12 extending along the third direction and the second end of the second plate 12 extending along the second direction are arranged opposite to each other.

[0100] like Figures 10 to 12 as well as Figure 15 As shown, the main bracket 1 further includes an intermediate connecting plate 14, the two ends of which are respectively connected to the first main board body 111 and the connecting plate body 114. By providing the intermediate connecting plate 14, the main bracket 1 of the present application achieves a stable connection between the first main board body 111 and the connecting plate body 114, ensuring the structural stability of the first plate 11 and making the installation of the expansion card 5 in the chassis more stable.

[0101] like Figure 13 and Figure 14 As shown, the second plate 12 includes a second main plate body 121 extending along the second direction and parallel to the third direction, and a plurality of windows 122 are arranged at intervals on the second main plate body 121. A fixed plate 13 is provided at at least one of the plurality of windows 122, and a connecting beam 123 is provided between any two adjacent windows 122. The connecting beam 123 is provided with a limiting support protrusion 124 for limiting support of the corresponding fixed plate 13.

[0102] The second plate 12 of the present application realizes the limited fixation of the fixed plate 13 on the second plate 12 by setting multiple windows 122, connecting beams 123 and limiting support protrusions 124, and ensures smooth ventilation in the first direction between the expansion card installation cavity and the outside of the expansion card installation frame, thereby ensuring stable support and effective heat dissipation of the expansion card 5.

[0103] Specifically, the third direction is arranged perpendicular to the installation base surface.

[0104] In one embodiment of the present application, three windows 122 are provided on the second main board body 121, and the three windows 122 are spaced apart along the third direction. A fixed plate 13 is provided at at least one of the three windows 122, and a connecting beam 123 is provided between any two adjacent windows 122. The connecting beam 123 is provided with a limiting support protrusion 124 for limiting support of the corresponding fixed plate 13; wherein, the user can choose to install one, two, or three expansion cards 5 according to needs.

[0105] like Figures 7 to 9 as well as Figure 13 and Figure 14 As shown, the second plate 12 also includes a first mounting plate body 125 and a second mounting plate body 126. The first mounting plate body 125 and the second mounting plate body 126 are spaced apart along the second direction at opposite ends of the second main plate body 121 and are both perpendicular to the second main plate body 121. The first mounting plate body 125 is located at one end of the second main plate body 121 close to the first main plate body 111 of the first plate 11, and the second mounting plate body 126 is located at one end of the second main plate body 121 away from the first main plate body 111; wherein, the first mounting plate body 125 is provided with an insertion groove 127 for inserting the plug-in portion 131 of the first end of the fixed plate 13, and the second mounting plate body 126 is provided with a snap-in groove 128 for snapping the snap-in protrusion 132 of the second end of the fixed plate 13 into.

[0106] Specifically, the first end of the fixing plate 13 and the second end of the fixing plate 13 are arranged opposite to each other.

[0107] The second plate 12 of the present application realizes the preliminary installation and positioning of the fixed plate 13 by setting the first mounting plate 125 and the second mounting plate 126, thereby ensuring the connection stability between the fixed plate 13 and the second plate 12.

[0108] Specifically, there are multiple snap-fit ​​protrusions 132 and multiple snap-fit ​​grooves 128, and the multiple snap-fit ​​protrusions 132 and the multiple snap-fit ​​grooves 128 are arranged in a one-to-one correspondence; the connecting plate body 114 of the first plate 11 is also provided with an avoidance hole for avoiding the plug-in portion 131 of the first end of the fixed plate 13.

[0109] like Figures 7 to 9 、 Figure 13 and Figure 14 as well as Figure 16 and Figure 17 As shown, the main bracket 1 also includes a side fixing plate 16, which is arranged at the second mounting plate body 126 and is located on the side of the second end of the fixing plate 13 away from the second mounting plate body 126; wherein, the second mounting plate body 126 and the second end of the fixing plate 13 are both provided with fixing through holes 129, and the side fixing plate 16 is provided with plug-in columns 161 for plugging and connecting with the corresponding fixing through holes 129, and the plug-in columns 161 are arranged parallel to the second direction; a plurality of connecting through holes 1210 are arranged at intervals on the second mounting plate body 126, and a plurality of connecting columns 162 are provided on the side fixing plate 16 for plugging and connecting with the plurality of connecting through holes 1210 in a one-to-one correspondence, and the plurality of connecting columns 162 are arranged at intervals along the third direction and are all parallel to the third direction.

[0110] The main bracket 1 of the present application is capable of further installing and positioning the fixing plate 13 by setting a side fixing plate 16, thereby realizing a screw-free connection between the fixing plate 13 and the second plate 12, making the disassembly and assembly of the main bracket 1 faster and more convenient, thereby improving the disassembly and assembly efficiency of the main bracket 1.

[0111] Specifically, the second end of the fixing plate 13 is located on the side of the second mounting plate body 126 away from the first mounting plate body 125, and the side fixing plate 16 is located on the side of the second end of the fixing plate 13 away from the second mounting plate body 126; the number of fixing through holes 129 and plug-in columns 161 are both multiple, and the multiple fixing through holes 129 and the multiple plug-in columns 161 are arranged in a one-to-one correspondence; the number of connecting through holes 1210 and the connecting columns 162 are both multiple, and the multiple connecting through holes 1210 and the multiple connecting columns 162 are arranged in a one-to-one correspondence.

[0112] First, insert the plug-in portion 131 of the first end of the fixing plate 13 into the insertion groove 127 on the first mounting plate body 125 and the avoidance hole on the connecting plate body 114 in sequence, and then insert the various snap-in protrusions 132 at the second end of the fixing plate 13 into the corresponding snap-in grooves 128 on the second mounting plate body 126. Then, insert the various plug-in columns 161 of the side fixing plate 16 into the corresponding fixing through holes 129 on the fixing plate 13 and the second mounting plate body 126 in sequence, and then insert the various connecting columns 162 on the side fixing plate 16 into the corresponding multiple connecting through holes 1210 on the second mounting plate body 126.

[0113] like Figures 1 to 6 As shown, the adapter card 2 is located on a side of the first supporting portion 101 away from the expansion card installation cavity; or the adapter card 2 is located on a side of the first supporting portion 101 close to the expansion card installation cavity.

[0114] like Figures 3 to 6 as well as Figures 10 to 12 As shown, the adapter card 2 is located on the side of the first support portion 101 away from the expansion card installation cavity (that is, the adapter card 2 is located outside the expansion card installation cavity), and the first main board body 111 is provided with an avoidance groove 115 for avoiding the slot component 21 of the adapter card 2, which facilitates the connection between the slot component 21 and the expansion card 5 and avoids interference with other components in the expansion card installation cavity.

[0115] like Figure 1 and Figure 2 As shown, the adapter card 2 is located on a side of the first support portion 101 close to the expansion card installation cavity (ie, the adapter card 2 is located inside the expansion card installation cavity), which can provide better protection for the adapter card 2 and avoid damage to the adapter card 2.

[0116] like Figure 1 and Figure 2 As shown, positioning assembly 3 includes a positioning block 31, which is mounted on riser card 2. Positioning block 31 is provided with a positioning hole 32 for plugging into a positioning post at the intended installation location. The provision of positioning block 31 in the present application enables rapid and precise positioning and fixation of the expansion card mounting bracket at the intended installation location within the chassis, thereby ensuring the stability and reliability of the expansion card mounting bracket within the chassis.

[0117] like Figure 1 and Figure 2 As shown, the positioning block 31 is located at the end of the riser card 2 away from the second support portion 102 and at the end of the riser card 2 closer to the location to be installed; and / or there are multiple positioning holes 32, each of which is spaced apart on the positioning block 31 for plugging and connecting with the multiple positioning posts at the location to be installed. By setting the specific position of the positioning block 31 and the multiple positioning holes 32, the present application achieves flexible positioning and fixation of the expansion card mounting bracket within the chassis, making the installation of the expansion card mounting bracket within the chassis more stable and ensuring the stability and reliability of the expansion card mounting bracket within the chassis.

[0118] Specifically, a slot is provided on the positioning block 31 to form a step structure. The step surface of the step structure is arranged parallel to the mounting base surface. There are two positioning holes 32, and the center lines of each positioning hole 32 are perpendicular to the mounting base surface; among them, one positioning hole 32 passes through the step surface, and the other positioning hole 32 passes through the positioning block 31 and is arranged in the height direction of the entire positioning block 31.

[0119] like Figure 18 As shown, the positioning assembly 3 of the expansion card mounting bracket of the present application may further include a positioning column for connecting with a positioning slot at a position to be installed.

[0120] like Figure 3 and Figure 4 as well as Figures 19 to 35As shown, the expansion card mounting bracket includes an auxiliary fixing component 4, which is arranged on the first supporting portion 101 and located on a side of the first supporting portion 101 close to the expansion card mounting cavity, for fixing the second end of the expansion card 5 extending along the first direction.

[0121] Specifically, the first end of the expansion card 5 extending in the first direction and the second end of the expansion card 5 extending in the first direction are arranged opposite each other. By providing the auxiliary fixing assembly 4, the present application achieves stable fixing and support of the second end of the expansion card 5 extending in the first direction, further making the installation of the expansion card 5 in the expansion card mounting bracket more stable, thereby improving the overall performance of the server and the user experience.

[0122] like Figures 19 to 27 As shown, the auxiliary fixing assembly 4 includes: a fixing base 41, the fixing base 41 is used to be fixedly connected to the main bracket 1; a clamping component 42, the clamping component 42 is used to clamp the second end of the expansion card 5 extending along the first direction; an adjusting component 43, the adjusting component 43 is respectively connected to the fixing base 41 and the clamping component 42; wherein, the adjusting component 43 is movably arranged along at least one direction of the first direction, the second direction and the third direction to adjust the position of the clamping component 42 relative to the fixing base 41.

[0123] By setting an adjustment component 43, the present application achieves flexible adjustment of the clamping component 42 in at least one of the first direction, the second direction and the third direction, which can adapt to the fixing requirements of expansion cards 5 of different sizes and shapes, improves the flexibility and adaptability of the expansion card mounting frame, and improves the diversity and flexibility of the server configuration.

[0124] First, the auxiliary fixing assembly 4 of the present application has the characteristics of adjustable position, easy installation, precise fine-tuning and wide compatibility. It can quickly replace expansion cards 5 of different sizes and shapes, solving the problem that the complicated disassembly and assembly steps of the expansion card 5 in the prior art not only consume a lot of time and manpower, but also increase maintenance costs and upgrade difficulty. Frequent disassembly and assembly may even cause damage to the bracket or card slot, affecting the stability and service life of the server. Secondly, the fine-tuning mechanism of the auxiliary fixing assembly 4 of the present application can be fine-tuned according to actual conditions during the installation process, avoiding the spatial constraints of the tail cable and connector, and accurately supporting the expansion card 5, avoiding the problems of reduced installation quality and unstable signal transmission. Finally, the auxiliary fixing assembly 4 of the present application does not need to be bound to a specific model of expansion card 5, and has cross-platform compatibility and versatility, which brings additional challenges to the update and iteration of server hardware and multi-platform deployment, and provides a more efficient and convenient solution for the installation of components inside the server chassis.

[0125] like Figures 19 to 35As shown, the adjusting component 43 includes a first moving mechanism 431, which includes a connecting block 4311 and a first guide rail 4312 and a first locking fastener 4313 arranged on the connecting block 4311, wherein the first guide rail 4312 is fixedly connected to the connecting block 4311, and the fixing seat 41 is provided with a first slide 411 extending along the third direction, and the first guide rail 4312 is slidably connected to the first slide 411 to slide relative to the first slide 411 along the third direction; the fixing seat 41 is provided with a plurality of first locking holes 412 spaced apart along the third direction, and the connecting block 4311 is provided with a first through hole 4314, and the fixed end of the first locking fastener 4313 passes through the first through hole 4314 and is connected to one of the plurality of first locking holes 412 or is not connected to each of the first locking holes 412 to lock or unlock the sliding of the first guide rail 4312 relative to the first slide 411.

[0126] The adjustment component 43 of the present application, by providing a first movable mechanism 431, achieves flexible adjustment of the movement of the clamping component 42 in the third direction to accommodate the securing requirements of expansion cards 5 of different sizes and shapes. This not only makes the installation of the expansion card 5 in the chassis more stable, but also allows the adjustment of the first movable mechanism 431 to accommodate expansion cards 5 of different sizes and shapes, thereby improving the flexibility and adaptability of the expansion card mounting bracket. In addition, the provision of the first locking fastener 4313 achieves locking or unlocking of the sliding movement of the first movable mechanism 431 relative to the first guide rail 4312, ensuring the controllable sliding of the first movable mechanism 431.

[0127] like Figures 19 to 35 As shown, the adjusting component 43 includes a second moving mechanism 432, the first moving mechanism 431 includes a second guide rail 4315 connected to the connecting block 4311 and extending along the second direction, the second moving mechanism 432 includes an elastic clamping structure 4321, and the clamping space of the elastic clamping structure 4321 can be adjustably set to clamp on the second guide rail 4315, or the second guide rail 4315 can be released by increasing the clamping space so that the elastic clamping structure 4321 can slide along the second guide rail 4315.

[0128] The adjustment component 43 of the present application realizes flexible movement and precise positioning of the clamping component 42 in the first direction by setting a second moving mechanism 432 on the basis of the first moving mechanism 431, so as to adapt to expansion cards 5 of different sizes and reduce installation problems caused by size mismatch; at the same time, the adjustable characteristics of the elastic clamping structure 4321 are utilized to realize the locking or unlocking of the sliding movement of the elastic clamping structure 4321 relative to the second guide rail 4315, thereby ensuring the controllability of the sliding of the elastic clamping structure 4321.

[0129] like Figures 19 to 35As shown, the elastic clamping structure 4321 includes a mounting post 4322, a pressing block 4323, an elastic pressing member 4324, a movable clamping block 4325 and a fixed clamping block 4326. The mounting post 4322 extends along a third direction. The pressing block 4323 and the fixed clamping block 4326 are fixed to the mounting post 4322 at intervals along the third direction. At least a portion of the movable clamping block 4325 is located between the pressing block 4323 and the fixed clamping block 4326. In the embodiment, the pressing block 4323 is provided with a mounting hole 4327 extending along a third direction, the elastic pressing member 4324 is disposed in the mounting hole 4327, one end of the movable clamping block 4325 is slidably inserted into the mounting hole 4327 along the third direction, and the movable clamping block 4325 is located at the end of the elastic pressing member 4324 close to the fixed clamping block 4326, and a clamping space is enclosed between the movable clamping block 4325 and the fixed clamping block 4326. The provision of the elastic clamping structure 4321 achieves flexible clamping of the second guide rail 4315, ensuring the stability of the clamping of the second guide rail 4315 while avoiding damage to the second guide rail 4315 due to excessive pressure, thereby reducing the potential risk of damage during installation.

[0130] like Figures 19 to 35 As shown, the adjustment component 43 also includes a third moving mechanism 434, the third moving mechanism 434 includes a third guide rail 4341, and the mounting column 4322 is provided with a second slide 4328 extending along the third direction, and the third guide rail 4341 can be slidably inserted in the second slide 4328; wherein, the second moving mechanism 432 also includes a mounting side plate 4329 and a second locking fastener 43211, the mounting side plate 4329 is fixedly connected to the mounting column 4322, and the mounting side plate 4329 is provided with a second through hole 43210, and the third guide rail 4341 is provided with a plurality of second locking holes spaced apart along the third direction, and the fixed end of the second locking fastener 43211 passes through the second through hole 43210 and is connected to one of the plurality of second locking holes or is not connected to each of the second locking holes, so as to lock or unlock the sliding of the third guide rail 4341 relative to the second slide 4328.

[0131] The adjustment component 43 of the present application utilizes a third movable mechanism 434 in addition to the first movable mechanism 431 and the second movable mechanism 432, thereby enabling further adjustable movement of the clamping component 42 in the third direction. This improves the flexibility and efficiency of installing the expansion card 5, and is primarily used in situations where the thickness adaptability of the expansion card needs to be quickly adjusted, such as during server hardware maintenance and upgrades. Furthermore, the second locking fastener 43211 locks or unlocks the sliding movement of the third guide rail 4341 relative to the mounting side plate 4329 and the mounting post 4322, ensuring controllable sliding of the third guide rail 4341.

[0132] like Figures 19 to 35 As shown, the adjusting component 43 also includes a fourth moving mechanism 433, and the third moving mechanism 434 also includes a telescopic rod 4342 arranged on the third guide rail 4341 and extending along the first direction. The fourth moving mechanism 433 includes a telescopic cylinder 4331 and a third locking fastener 4332; wherein, one end of the telescopic cylinder 4331 is sleeved on the telescopic rod 4342 and the telescopic cylinder 4331 and the telescopic rod 4342 are relatively slidable along the first direction, and the other end of the telescopic cylinder 4331 is connected to the clamping component 42; the telescopic rod 4342 is provided with a plurality of third locking holes 4343 spaced apart along the first direction, and the telescopic cylinder 4331 is provided with a third through hole 4333, and the fixed end of the third locking fastener 4332 passes through the third through hole 4333 and is connected to one of the plurality of third locking holes 4343 or is not connected to any of the third locking holes 4343, so as to lock or unlock the relative sliding of the telescopic cylinder 4331 and the telescopic rod 4342.

[0133] The adjustment component 43 of the present application incorporates a fourth movement mechanism 433 on top of the first movement mechanism 431, the second movement mechanism 432, and the third movement mechanism 434. By utilizing the configuration of a telescopic rod 4342 and a telescopic cylinder 4331, the clamping component 42 is telescopically adjustable in a first direction. This improves the adaptability and stability of the installation of the expansion card 5 and effectively addresses challenges posed by varying lengths of the expansion card 5. Furthermore, the provision of a third locking fastener 4332 locks or unlocks the sliding motion of the telescopic cylinder 4331 relative to the telescopic rod 4342, ensuring controllable sliding of the telescopic cylinder 4331.

[0134] like Figures 28 to 29 As shown, the clamping component 42 includes: a first clamping plate 421 and a support column 422, the first clamping plate 421 and the support column 422 are fixedly connected, the support column 422 is used to connect with the adjustment component 43, and the support column 422 is provided with a third slide 423 extending along the third direction; a second clamping plate 424 and a fourth guide rail 425, the second clamping plate 424 and the fourth guide rail 425 are fixedly connected, the fourth guide rail 425 is slidably inserted in the third slide 423, and the second clamping plate 424 is provided at one end of the fourth guide rail 425 close to the first clamping plate 421 or the fourth guide rail 4 25 is away from the end of the first clamping plate 421 and is arranged opposite to the first clamping plate 421 along the third direction to clamp the expansion card 5; the fourth locking fastener 426, the fourth guide rail 425 is provided with a plurality of fourth locking holes arranged at intervals along the third direction, and the support column 422 is provided with a fourth through hole 427, and the fixed end of the fourth locking fastener 426 passes through the fourth through hole 427 and is connected to one of the plurality of fourth locking holes or is not connected to each of the fourth locking holes to lock or unlock the relative sliding between the fourth guide rail 425 and the third slide 423.

[0135] The clamping component 42 of the present application, by providing a first clamping plate 421 and support column 422, as well as a second clamping plate 424 and fourth guide rail 425, securely clamps the expansion card 5. This improves the precision and stability of the expansion card 5 during installation, better accommodates expansion cards 5 of varying thicknesses, and significantly enhances server maintenance efficiency and hardware compatibility. Furthermore, the provision of a fourth locking fastener 426 locks or unlocks the sliding motion of the second clamping plate 424 and fourth guide rail 425 relative to the first clamping plate 421 and support column 422, ensuring controllable sliding of the second clamping plate 424 and fourth guide rail 425 and further ensuring secure clamping of the expansion card 5.

[0136] The present application also provides a server, comprising a chassis, an expansion card, and the aforementioned expansion card mounting bracket, wherein the expansion card is mounted on the expansion card mounting bracket, which is then mounted within the chassis. Thus, the server of the present application, by integrating the aforementioned expansion card mounting bracket, achieves efficient and stable installation of the expansion card 5, improves the hardware compatibility and maintenance efficiency of the server, and facilitates rapid upgrades and maintenance of the server hardware. The server is primarily used in environments requiring frequent hardware upgrades, such as data centers and enterprise server rooms, and can significantly enhance the flexibility of hardware installation and the operational stability of the server.

[0137] The above describes in detail the expansion card mounting rack and server provided by this application. This document uses specific examples to illustrate the principles and implementation methods of this application. The description of the above embodiments is intended only to help understand the method and core concept of this application. It should be noted that, for those skilled in the art, various improvements and modifications may be made to this application without departing from the principles of this application, and such improvements and modifications also fall within the scope of protection of the claims of this application.

Claims

1. An expansion card mounting bracket, characterized in that: include: A main bracket (1) comprises a first supporting portion (101) and a second supporting portion (102) connected to each other, wherein the first supporting portion (101) and the second supporting portion (102) extend in a first direction and a second direction respectively to enclose an expansion card installation cavity; An adapter card (2) is mounted on the first supporting portion (101), and the adapter card (2) is provided with a slot component (21) for inserting one side of the expansion card (5); A positioning component (3) is provided on the main bracket (1) or the adapter card (2) and is used to connect to the location to be installed so as to position the expansion card mounting frame; The main support (1) comprises: a first plate (11), at least a portion of the first plate (11) extending along the first direction and parallel to a third direction, so as to form the first supporting portion (101); a second plate (12), at least a portion of the second plate (12) extending along the second direction and parallel to the third direction, so as to constitute the second support portion (102), the second plate (12) being detachably connected to the first plate (11); a fixing plate (13), at least a portion of the fixing plate (13) extending along the second direction and parallel to the third direction, so as to constitute the second supporting portion (102), the fixing plate (13) being detachably connected to the second plate (12), and the fixing plate (13) being used to mount the first end of the expansion card (5) extending along the first direction; The second plate member (12) comprises a second main plate body (121) extending along the second direction and parallel to the third direction, a plurality of windows (122) are arranged at intervals on the second main plate body (121), at least one of the plurality of windows (122) is provided with the fixed plate member (13), a connecting beam (123) is provided between any two adjacent windows (122), and a limiting support protrusion (124) is provided on the connecting beam (123) for providing limiting support for the corresponding fixed plate member (13).

2. The expansion card mounting bracket according to claim 1, wherein: The first plate (11) comprises: a first main board body (111), the first main board body (111) extending along the first direction and parallel to the third direction to form the first supporting portion (101), the adapter card (2) being mounted on the first main board body (111); A first guard plate (112) and a second guard plate (113), wherein the first guard plate (112) extends along the first direction and is parallel to the second direction, and the second guard plate (113) extends along the second direction and is parallel to the first direction, the first guard plate (112) and the second guard plate (113) are connected to each other and are both located on a side of the first main plate body (111) away from the position to be installed, the first guard plate (112) is connected to the first main plate body (111), and the second guard plate (113) is connected to the first end of the second plate member (12) extending along the third direction.

3. The expansion card mounting bracket according to claim 2, wherein: The first guard plate (112) is connected to a second end of the second plate (12) extending along the second direction; and / or The first plate (11) comprises an operating panel (116), the operating panel (116) being connected to the first main plate body (111), the operating panel (116) being located on a side of the first guard plate (112) away from the second plate (12) and spaced apart from the first guard plate (112).

4. The expansion card mounting bracket according to claim 2, wherein: The first plate member (11) further includes a connecting plate body (114), the connecting plate body (114) being parallel to the first main plate body (111), the connecting plate body (114) being located at one end of the first main plate body (111) close to the second guard plate (113) and spaced apart from the first main plate body (111), and the connecting plate body (114) being connected to the second end of the second plate member (12) extending along the second direction.

5. The expansion card mounting bracket according to claim 4, wherein: The main bracket (1) further comprises an intermediate connecting plate (14), and two ends of the intermediate connecting plate (14) are respectively connected to the first main plate body (111) and the connecting plate body (114).

6. The expansion card mounting bracket according to claim 1, wherein: The second plate (12) further comprises a first mounting plate (125) and a second mounting plate (126), wherein the first mounting plate (125) and the second mounting plate (126) are spaced apart along the second direction at opposite ends of the second main plate (121) and are both perpendicular to the second main plate (121), the first mounting plate (125) being located at one end of the second main plate (121) close to the first main plate (111) of the first plate (11), and the second mounting plate (126) being located at one end of the second main plate (121) away from the first main plate (111); wherein the first mounting plate (125) is provided with an insertion groove (127) for inserting the plug-in portion (131) of the first end of the fixed plate (13), and the second mounting plate (126) is provided with a snap-in groove (128) for snap-in the snap-in protrusion (132) of the second end of the fixed plate (13).

7. The expansion card mounting bracket according to claim 6, wherein: The main bracket (1) further comprises a side fixing plate (16), wherein the side fixing plate (16) is arranged at the second mounting plate body (126) and is located at a side of the second end of the fixing plate (13) away from the second mounting plate body (126); wherein, The second ends of the second mounting plate (126) and the fixing plate (13) are both provided with fixing through holes (129), and the side fixing plate (16) is provided with plug posts (161) for plugging and connecting with the corresponding fixing through holes (129), and the plug posts (161) are arranged parallel to the second direction; A plurality of connection through holes (1210) are arranged at intervals on the second mounting plate body (126), and a plurality of connection posts (162) for plugging and connecting with the plurality of connection through holes (1210) in a one-to-one correspondence are provided on the side fixing plate (16), and the plurality of connection posts (162) are arranged at intervals along the third direction and are all parallel to the third direction.

8. The expansion card mounting bracket according to claim 1, wherein: The adapter card (2) is located on a side of the first support portion (101) away from the expansion card installation cavity; or The adapter card (2) is located on a side of the first supporting portion (101) close to the expansion card installation cavity.

9. The expansion card mounting bracket according to claim 1, wherein: The positioning assembly (3) comprises a positioning block (31), the positioning block (31) being mounted on the adapter card (2), and a positioning hole (32) being provided on the positioning block (31) for plugging and connecting with a positioning column at the position to be installed.

10. The expansion card mounting bracket according to claim 9, wherein: The positioning block (31) is located at an end of the adapter card (2) away from the second support portion (102) and at an end of the adapter card (2) close to the position to be installed; and / or There are a plurality of positioning holes (32), and the plurality of positioning holes (32) are arranged at intervals on the positioning block (31) so as to be plugged and connected in a one-to-one correspondence with the plurality of positioning columns at the position to be installed.

11. The expansion card mounting bracket according to any one of claims 1 to 10, characterized in that: The expansion card mounting frame comprises an auxiliary fixing component (4), which is arranged on the first supporting portion (101) and located on a side of the first supporting portion (101) close to the expansion card mounting cavity, and is used to fix the second end of the expansion card (5) extending along the first direction.

12. The expansion card mounting bracket according to claim 11, wherein: The auxiliary fixing assembly (4) comprises: A fixing seat (41), the fixing seat (41) being used for fixed connection with the main bracket (1); a clamping component (42), the clamping component (42) being used to clamp the second end of the expansion card (5) extending along the first direction; an adjusting component (43), the adjusting component (43) being connected to the fixing seat (41) and the clamping component (42) respectively; The adjusting component (43) is movably arranged along at least one of the first direction, the second direction, and the third direction to adjust the position of the clamping component (42) relative to the fixing seat (41).

13. The expansion card mounting bracket according to claim 12, wherein: The adjusting component (43) includes a first moving mechanism (431), the first moving mechanism (431) includes a connecting block (4311), a first guide rail (4312) and a first locking fastener (4313) provided on the connecting block (4311), wherein: The first guide rail (4312) is fixedly connected to the connecting block (4311); a first slideway (411) extending along the third direction is provided on the fixing seat (41); the first guide rail (4312) is slidably connected to the first slideway (411) to slide along the third direction relative to the first slideway (411); The fixing seat (41) is provided with a plurality of first locking holes (412) spaced apart along the third direction, and the connecting block (4311) is provided with a first through hole (4314). The fixed end of the first locking fastener (4313) passes through the first through hole (4314) and is connected to one of the plurality of first locking holes (412) or is not connected to any of the first locking holes (412) to lock or unlock the sliding of the first guide rail (4312) relative to the first slideway (411).

14. The expansion card mounting bracket according to claim 13, wherein: The adjusting component (43) includes a second moving mechanism (432), the first moving mechanism (431) includes a second guide rail (4315) connected to the connecting block (4311) and extending along the second direction, the second moving mechanism (432) includes an elastic clamping structure (4321), and the clamping space of the elastic clamping structure (4321) is adjustably set to clamp on the second guide rail (4315), or the second guide rail (4315) is released by increasing the clamping space so that the elastic clamping structure (4321) can slide along the second guide rail (4315).

15. The expansion card mounting bracket according to claim 14, wherein: The elastic clamping structure (4321) comprises a mounting post (4322), a pressing block (4323), an elastic pressing member (4324), a movable clamping block (4325) and a fixed clamping block (4326), wherein the mounting post (4322) extends along the third direction, the pressing block (4323) and the fixed clamping block (4326) are fixed on the mounting post (4322) at intervals along the third direction, and at least a portion of the movable clamping block (4325) is located between the pressing block (4323) and the fixed clamping block (4326); wherein, The pressing block (4323) is provided with a mounting hole (4327) extending along the third direction, the elastic pressing member (4324) is arranged in the mounting hole (4327), one end of the movable clamping block (4325) is slidably inserted into the mounting hole (4327) along the third direction, and the movable clamping block (4325) is located at one end of the elastic pressing member (4324) close to the fixed clamping block (4326), and the movable clamping block (4325) and the fixed clamping block (4326) together form the clamping space.

16. The expansion card mounting bracket according to claim 15, wherein: The adjusting component (43) further includes a third moving mechanism (434), the third moving mechanism (434) includes a third guide rail (4341), the mounting column (4322) is provided with a second slideway (4328) extending along the third direction, the third guide rail (4341) is slidably inserted into the second slideway (4328); wherein, the second moving mechanism (432) further includes a mounting side plate (4329) and a second locking fastener (43211), the mounting side plate (4329) and the mounting column are connected to each other. (4322) is fixedly connected, a second through hole (43210) is provided on the mounting side plate (4329), and a plurality of second locking holes spaced along the third direction are provided on the third guide rail (4341), and the fixed end of the second locking fastener (43211) passes through the second through hole (43210) and is connected to one of the plurality of second locking holes or is not connected to any of the second locking holes, so as to lock or unlock the sliding of the third guide rail (4341) relative to the second slideway (4328).

17. The expansion card mounting bracket according to claim 16, wherein: The adjusting component (43) further includes a fourth moving mechanism (433), the third moving mechanism (434) further includes a telescopic rod (4342) provided on the third guide rail (4341) and extending along the first direction, and the fourth moving mechanism (433) includes a telescopic cylinder (4331) and a third locking fastener (4332); wherein, One end of the telescopic cylinder (4331) is sleeved on the telescopic rod (4342), and the telescopic cylinder (4331) and the telescopic rod (4342) are arranged to be relatively slidable along the first direction, and the other end of the telescopic cylinder (4331) is connected to the clamping component (42); The telescopic rod (4342) is provided with a plurality of third locking holes (4343) spaced apart along the first direction, and the telescopic cylinder (4331) is provided with a third through hole (4333). The fixed end of the third locking fastener (4332) passes through the third through hole (4333) and is connected to one of the plurality of third locking holes (4343) or is not connected to any of the third locking holes (4343) to lock or unlock the relative sliding of the telescopic cylinder (4331) and the telescopic rod (4342).

18. The expansion card mounting bracket according to claim 12, wherein: The clamping component (42) comprises: a first clamping plate (421) and a support column (422), wherein the first clamping plate (421) and the support column (422) are fixedly connected, the support column (422) is used to be connected to the adjustment component (43), and a third slideway (423) extending along the third direction is provided on the support column (422); a second clamping plate (424) and a fourth guide rail (425), wherein the second clamping plate (424) and the fourth guide rail (425) are fixedly connected, the fourth guide rail (425) is slidably inserted into the third slideway (423), and the second clamping plate (424) is arranged at an end of the fourth guide rail (425) close to the first clamping plate (421) or at an end of the fourth guide rail (425) away from the first clamping plate (421), so as to be arranged opposite to the first clamping plate (421) along the third direction to clamp the expansion card (5); A fourth locking fastener (426), wherein the fourth guide rail (425) is provided with a plurality of fourth locking holes spaced along the third direction, and the support column (422) is provided with a fourth through hole (427), and the fixed end of the fourth locking fastener (426) passes through the fourth through hole (427) and is connected to one of the plurality of fourth locking holes or is not connected to any of the fourth locking holes, so as to lock or unlock the relative sliding between the fourth guide rail (425) and the third slideway (423).

19. A server, characterized in that: The invention comprises a chassis, an expansion card and an expansion card mounting bracket according to any one of claims 1 to 18, wherein the expansion card is mounted on the expansion card mounting bracket, and the expansion card mounting bracket is mounted in the chassis.

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