CN219329002U - Mounting structure for network card and chassis - Google Patents

Abstract

The utility model discloses a mounting structure for a network card and a chassis, wherein the mounting structure is suitable for being connected with a main board bracket of the chassis and comprises the following components: the plurality of sliding rail assemblies are arranged at intervals along a first direction and are suitable for being connected with the main board bracket, each sliding rail assembly extends along a second direction, and the first direction is perpendicular to the second direction; the at least one sliding rail component comprises a sliding rail body and an unlocking piece, wherein the sliding rail body is used for installing the network card, the unlocking piece is movably connected with the sliding rail body, and the unlocking piece is suitable for locking or unlocking the network card. The mounting structure disclosed by the utility model is convenient and quick to assemble and disassemble, low in cost and small in occupied assembly space.

Description

Mounting structure for network card and chassis

Technical Field

The utility model relates to the technical field of vehicles, in particular to a mounting structure for a network card and a chassis.

Background

In the related art, in order to meet the use requirements of a server (chassis) in various application scenarios, standard slots of a plurality of network cards are usually set at the rear end of the server.

In the prior art, the network card is movably connected with the chassis or the main board tray through the sliding rail, and the sliding rail is fixedly connected with the chassis or the main board tray in a threaded connection mode, so that the disassembly or the installation procedure of the sliding rail is complicated, a certain assembly space is occupied, and meanwhile, the manufacturing cost of the chassis is increased.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide a mounting structure for a network card, which is convenient to assemble and disassemble, has low cost, and occupies small space.

Another object of the present utility model is to provide a chassis.

According to the utility model, the mounting structure for the network card is suitable for being connected with a main board bracket of a case, and comprises the following components:

the plurality of sliding rail assemblies are arranged at intervals along a first direction and are suitable for being connected with the main board bracket, each sliding rail assembly extends along a second direction, and the first direction is perpendicular to the second direction;

at least one slide rail subassembly includes slide rail body and unblock piece, the slide rail body is used for installing the network card, the unblock piece with slide rail body swing joint, the unblock piece is suitable for locking or unblock the network card.

According to the mounting structure for the network card, the sliding rail assembly is fixedly connected with the main board bracket, so that the network card can be fixedly mounted on the sliding rail assembly and is in communication connection with the main board. Through setting up the slide rail body, can effectively save the installation space of slide rail subassembly like this, reduce the manufacturing cost of quick-witted case by a wide margin, can also obviously promote the installation and the dismantlement efficiency of slide rail subassembly simultaneously. Through setting up the unblock piece and by unblock piece locking or unblock network card, can effectively protect the inside data of network card like this, avoid because of directly pulling out the network card and lead to its inside data loss, can also effectively improve the security performance of quick-witted case simultaneously, avoid the user to appear the electric shock danger when inserting the network card. In addition, the installation structure provided by the utility model has strong universality and can meet the installation requirements of different types of network cards.

In some examples of the present utility model, the unlocking member has a locking portion and a driving portion connected to each other, and the driving portion is adapted to drive the locking portion to rotate to an unlocking position, so that the locking portion unlocks the network card.

In some examples of the present utility model, the slide rail body has a slide groove extending along the second direction, and the slide groove is used for installing the network card.

In some examples of the utility model, the chute has a notch disposed opposite the locking portion.

In some examples of the utility model, the slide rail assembly further comprises:

the elastic piece is arranged between the sliding rail body and the unlocking piece and is suitable for driving the locking part to rotate to a locking position so that the locking part locks the network card.

In some examples of the utility model, the slide rail body further has a connecting post extending along the first direction, the connecting post adapted to connect the unlocking member and the elastic member.

In some examples of the present utility model, the elastic member is sleeved outside the connecting column and abuts between the slide rail body and the unlocking member.

In some examples of the present utility model, the unlocking member further has a connection hole, and the connection post is inserted through the connection hole, so that the unlocking member is hinged to the sliding rail body.

In some examples of the utility model, the slide rail body has a snap groove adapted to snap with a snap portion of the motherboard bracket.

In some examples of the present utility model, the number of the clamping grooves is a plurality, and the plurality of the clamping grooves are spaced along the first direction and/or the second direction.

In some examples of the utility model, the slide rail body has a resilient arm adapted to abut a boss of the motherboard bracket.

The chassis provided by the utility model comprises the mounting structure for the network card.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a part of a chassis according to an embodiment of the present utility model;

fig. 2 is a schematic connection diagram of a motherboard bracket and a mounting structure according to an embodiment of the present utility model;

fig. 3 is a schematic structural view of a sliding rail assembly according to an embodiment of the present utility model;

FIG. 4 is a front view of a slide rail assembly provided in accordance with an embodiment of the present utility model;

fig. 5 is a schematic connection diagram of a slide rail body and an elastic member according to an embodiment of the utility model;

fig. 6 is a schematic structural diagram of an unlocking member according to an embodiment of the present utility model;

fig. 7 is an enlarged partial schematic view at position a in fig. 2.

Reference numerals illustrate:

1-a case;

10-mounting structure;

20-network card;

30-a motherboard bracket; 31-a clamping part; 32-a boss;

40-a main board;

50-a housing;

100-a slide rail assembly;

110-a slide rail body;

111-a chute; 112-notch; 113-connecting columns; 114-a clamping groove; 115-a resilient arm;

120-unlocking piece;

121-a locking part; 122-a driving part; 123-connecting holes;

130-elastic member.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between 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.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Fig. 1 is a schematic view of a portion of a chassis 1 according to an embodiment of the present utility model, fig. 2 is a schematic view of a connection between a motherboard bracket 30 and a mounting structure 10 according to an embodiment of the present utility model, fig. 3 is a schematic view of a slide rail assembly 100 according to an embodiment of the present utility model, fig. 4 is a front view of the slide rail assembly 100 according to an embodiment of the present utility model, fig. 5 is a schematic view of a connection between a slide rail body 110 and an elastic member 130 according to an embodiment of the present utility model, fig. 6 is a schematic view of a structure of an unlocking member 120 according to an embodiment of the present utility model, and fig. 7 is a partially enlarged schematic view at a position a in fig. 2. A mounting structure 10 for a network card 20 according to an embodiment of the present utility model is described below with reference to fig. 1 to 7, the mounting structure 10 being adapted to be connected with a motherboard bracket 30 of a chassis 1, the mounting structure 10 comprising: at least two sliding rail assemblies 100, a plurality of sliding rail assemblies 100 are arranged at intervals along a first direction and are suitable for being connected with the main board bracket 30, each sliding rail assembly 100 extends along a second direction, and the first direction is perpendicular to the second direction; the at least one sliding rail assembly 100 comprises a sliding rail body 110 and an unlocking piece 120, the sliding rail body 110 is used for installing the network card 20, the unlocking piece 120 is movably connected with the sliding rail body 110, and the unlocking piece 120 is suitable for locking or unlocking the network card 20.

With continued reference to fig. 1, in particular, the chassis 1 may include a housing 50, a motherboard bracket 30, a motherboard 40, and the like. The housing 50 is typically made of a combination of steel and plastic, and the housing 50 has a relatively high hardness and mainly serves to protect the internal components of the cabinet 1. The main board bracket 30 is mainly used to fix the main board 40, a power source (not shown) and various drivers (not shown). The main board 40 may be a PCB (printed circuit board) and the main board 40 may be used to connect various electrical components inside the cabinet 1 so that they can transmit information to each other.

With continued reference to fig. 1 and 2, the mounting structure 10 may be fixedly connected to the motherboard bracket 30 by a snap fit or integrally formed connection. The mounting structure 10 may include a plurality of slide assemblies 100, such as: two, four or six, to which embodiments of the present utility model are not particularly limited. The following embodiments are illustrated with four slide assemblies 100 as examples. The first direction may be the direction indicated by X in fig. 1, the second direction may be the direction indicated by Y in fig. 1, the sliding rail assemblies 100 may be spaced and arranged in pairs along the first direction, and the space between each pair of sliding rail assemblies 100 may be matched with the width of the network card 20, so that each pair of sliding rail assemblies 100 may be combined to form the mounting structure 10 for mounting the network card 20.

Referring to fig. 3-6, the sliding rail assembly 100 may include a sliding rail body 110 and an unlocking member 120, wherein the sliding rail body 110 may be fixedly connected with the motherboard bracket 30 by a clamping connection or an integrally formed connection, and the unlocking member 120 may be movably connected with the sliding rail body 110 by a hinge connection, that is, the unlocking member 120 may rotate relative to the sliding rail body 110. The sliding rail body 110 may be used for installing and fixing the network card 20, and the unlocking member 120 may lock the network card 20 to the sliding rail body 110. For example, after the network card 20 is mounted on the slide rail body 110, the unlocking member 120 is rotated, so that the unlocking member 120 can fixedly connect the network card 20 to the slide rail body 110 in a clamping manner; when the network card 20 is detached from the mounting structure 10, the unlocking piece 120 is rotated, so that the unlocking piece 120 can release the locking limit on the network card 20, and the network card 20 can be separated from the sliding rail body 110, so that the mounting space of the network card 20 can be effectively saved, the manufacturing cost of the chassis 1 is greatly reduced, and the mounting and dismounting efficiency of the network card 20 can be obviously improved.

It should be noted that, the sliding rail assembly 100 may be installed inside the chassis 1 through the motherboard bracket 30, when the network card 20 needs to be disassembled, a user needs to power off the chassis 1 and open the chassis 1, then stretch into the chassis 1 and manually press the unlocking member 120 to unlock the chassis, and finally pull out the unlocked network card 20 to detach the network card 20 from the motherboard bracket 30, so that data inside the network card 20 can be effectively protected, and data loss inside the network card 20 caused by directly pulling out the network card 20 is avoided; meanwhile, the safety performance of the case 1 can be effectively improved, and the electric shock danger of a user when the network card 20 is plugged in and plugged out is avoided.

According to the mounting structure 10 for the network card 20 provided by the embodiment of the utility model, the sliding rail assembly 100 is fixedly connected to the motherboard bracket 30, so that the network card 20 can be fixedly mounted on the sliding rail assembly 100 and in communication connection with the motherboard 40. Through setting up slide rail body 110, can effectively save the installation space of slide rail subassembly 100 like this, reduce quick-witted case 1's manufacturing cost by a wide margin, can also obviously promote the installation and the dismantlement efficiency of slide rail subassembly 100 simultaneously. Through setting up unblock piece 120 and by unblock piece 120 locking or unblock network card 20, can effectively protect the inside data of network card 20 like this, avoid because of directly pulling out network card 20 and lead to its inside data loss, can also effectively improve the security performance of quick-witted case 1 simultaneously, avoid the user to appear the electric shock danger when inserting network card 20. In addition, the installation structure 10 provided by the embodiment of the utility model has strong universality, and can meet the installation requirements of different types of network cards 20, for example: the installation requirements of the first network card (SFF with Pull Tab), the second network card (SFF with Ejector Latch) and the third network card (SFF with Internal Lock) can be met at the same time.

With continued reference to fig. 3, 4 and 6, according to one embodiment of the present utility model, the unlocking member 120 has a locking portion 121 and a driving portion 122 connected to each other, and the driving portion 122 is adapted to drive the locking portion 121 to rotate to an unlocking position, so that the locking portion 121 unlocks the network card 20.

Specifically, the locking portion 121 and the driving portion 122 may be connected in an integrally formed manner, and the locking portion 121 and the driving portion 122 may be located at opposite ends of the unlocking member 120, respectively, wherein the locking portion 121 may be bent downward in a third direction, and the driving portion 122 may be bent upward in the third direction, which may be a direction indicated by Z in fig. 1. That is, the bending directions of the driving portion 122 and the locking portion 121 are opposite. When the driving part 122 moves in the third direction, the driving part 122 may drive the locking part 121 to move downward in the third direction, so that the network card 20 may be locked by the locking part 121; when the driving part 122 moves downward in the third direction, the driving part 122 may drive the locking part 121 to move in the third direction, so that the network card 20 may be unlocked through the locking part 121, so that a user may unlock the network card 20 by pressing the driving part 122, so that the user may quickly detach or install the network card 20.

With continued reference to fig. 3 and 4, according to another embodiment of the present utility model, the slide rail body 110 has a sliding slot 111, the sliding slot 111 extends along the second direction, and the sliding slot 111 is used for installing the network card 20.

Specifically, the sliding grooves 111 may be disposed on a side wall of one side of the sliding rail bodies 110, and in each pair of sliding rail assemblies 100, openings of the sliding grooves 111 on two adjacent sliding rail bodies 110 are disposed opposite to each other. The sliding grooves 111 on two adjacent sliding rail bodies 110 are symmetrically arranged, so that the network card 20 can be installed in the sliding grooves 111 in a sliding connection mode, and the dismounting efficiency of the network card 20 can be effectively improved.

With continued reference to fig. 3-5, according to yet another embodiment of the present utility model, the chute 111 has a notch 112, and the notch 112 is disposed opposite to the locking portion 121.

Specifically, the notch 112 may be disposed on the upper surface of the slide rail body 110 facing away from the motherboard bracket 30, the notch 112 may be in communication with the chute 111, and the notch 112 may be disposed opposite to the locking portion 121 of the unlocking member 120. The network card 20 may have a slot (not shown in the drawings), and after the network card 20 is slidably mounted in the chute 111, the slot may be opposite to the notch 112, so that the locking portion 121 may pass through the notch 112 and be inserted into the slot, so that the network card 20 may be locked by co-operation of the locking portion 121 and the slot, thereby effectively preventing the network card 20 from falling off and separating from the chute 111.

With continued reference to fig. 5, in accordance with an alternative embodiment of the present utility model, the slide rail assembly 100 further includes: the elastic member 130, the elastic member 130 is disposed between the slide rail body 110 and the unlocking member 120, and the elastic member 130 is adapted to drive the locking portion 121 to rotate to the locking position, so that the locking portion 121 locks the network card 20.

Specifically, the elastic member 130 may be a torsion spring, and the elastic member 130 may be abutted between the slide rail body 110 and the unlocking member 120, that is, one end of the elastic member 130 may be abutted with the slide rail body 110, and the other end of the elastic member 130 may be abutted with the driving portion 122 of the unlocking member 120. In a normal state, the elastic member 130 may lift the driving part 122 upward to rotate the locking part 121 to the locking position. When the user presses the driving part 122 downwards, the driving part 122 can drive the elastic member 130 to elastically deform, so that the elastic member 130 can store a certain elastic potential energy, and when the user releases the driving part 122, the elastic member 130 can push the driving part 122 to lift upwards, so that the locking part 121 can rotate to the locking position.

It should be noted that, the locking position may be understood as a position where the locking portion 121 rotates downward into the notch 112 and locks the network card 20, and the unlocking position may be understood as a position where the locking portion 121 rotates upward out of the notch 112 and unlocks the network card 20.

With continued reference to fig. 3 and 5, according to a further embodiment of the present utility model, the slide rail body 110 further has a connection post 113, the connection post 113 extends along the first direction, and the connection post 113 is adapted to connect the unlocking member 120 and the elastic member 130.

Specifically, the connection post 113 may be disposed on the other side of the slide rail body 110 away from the slide groove 111, one end of the connection post 113 may be connected with the slide rail body 110 in an integrally formed manner, the other end of the connection post 113 may extend toward a direction away from the slide rail body 110, and the extending direction of the connection post 113 may be parallel to the first direction. The connecting column 113 can be used for installing the elastic piece 130 and the unlocking piece 120, so that the elastic piece 130 and the unlocking piece 120 can be hinged with the sliding rail body 110 through the connecting column 113 in sequence, and the assembly efficiency of the sliding rail assembly 100 can be effectively improved.

Further, the connecting post 113 may be configured as a hot-melt post, and after the elastic member 130 and the unlocking member 120 are installed on the connecting post 113, the hot-melt rivet (not labeled in the drawing) and one end of the connecting post 113 facing away from the sliding rail body 110 may be adopted to perform hot-melt assembly, so that the elastic member 130 and the unlocking member 120 can be prevented from separating and falling from the connecting post 113.

With continued reference to fig. 5, in an alternative manner of the present utility model, the elastic member 130 is sleeved on the outer side of the connecting post 113 and abuts between the sliding rail body 110 and the unlocking member 120.

Specifically, the elastic member 130 may be movably sleeved on the outer sidewall of the connecting column 113 through the other end of the connecting column 113, so that the elastic member 130 may elastically deform along the circumferential direction of the connecting column 113, so that the elastic member 130 may drive the locking portion 121 to rotate to the locking position to lock the network card 20, thereby effectively improving the connection strength between the network card 20 and the slide rail body 110 and avoiding separation and falling of the network card 20 and the slide rail body 110.

With continued reference to fig. 5 and 6, in some examples of the present utility model, the unlocking member 120 further has a connection hole 123, and the connection post 113 is disposed through the connection hole 123, so that the unlocking member 120 is hinged to the slide rail body 110.

Specifically, the connection hole 123 may be disposed between the driving portion 122 and the locking portion 121 in an integrally formed manner, an axial direction of the connection hole 123 may be parallel to an axial direction of the connection post 113, a shape of the connection hole 123 may be matched with a shape of the connection post 113, an inner diameter of the connection hole 123 may be slightly larger than an outer diameter of the connection post 113, the connection post 113 may be movably sleeved in the connection hole 123 to enable the unlocking member 120 to be movably hinged to the slide rail body 110, and thus the unlocking member 120 may be rotated around the connection post 113 so that the locking portion 121 may be rotated to a locking position or an unlocking position.

With continued reference to fig. 3 and 7, in some embodiments of the present utility model, the slide rail body 110 has a clamping groove 114, and the clamping groove 114 is adapted to be clamped with the clamping portion 31 of the motherboard bracket 30.

Specifically, the clamping groove 114 may be disposed on a surface of the slide rail body 110 opposite to the main board bracket 30. The joint portion 31 can set up at the surface that mainboard bracket 30 and slide rail body 110 are relative, and joint portion 31 can correspond the setting with joint portion 31, and joint portion 31 can stretch into in the joint groove 114 to make slide rail body 110 can be in the same place through the mode fixed connection of joint with mainboard bracket 30, so set up the installation space that can effectively save slide rail assembly 100, reduce quick-witted case 1's manufacturing cost by a wide margin, simultaneously still can obviously promote slide rail assembly 100's installation and dismantlement efficiency.

With continued reference to fig. 3 and 7, in some possible implementations of the present utility model, the number of the clamping grooves 114 is plural, and the plurality of clamping grooves 114 are spaced along the first direction and/or the second direction.

Specifically, the number of the clamping grooves 114 and the clamping portions 31 may be plural, and the plurality of clamping grooves 114 and the plurality of clamping portions 31 may be disposed in one-to-one correspondence. Wherein, a plurality of joint grooves 114 that are located on same slide rail body 110 can be arranged along the second direction interval, and a plurality of joint grooves 114 that are located on different slide rail bodies 110 can be arranged along first direction interval, so set up can effectively improve the joint strength between slide rail body 110 and the mainboard bracket 30, can make simultaneously between slide rail body 110 and the mainboard bracket 30 can realize exempting from the instrument equipment or dismantle, and then can effectively improve the dismouting efficiency of slide rail body 110.

Further, the clamping groove 114 can effectively limit the displacement of the sliding rail body 110 in multiple directions, for example, the positive and negative directions indicated by X, the negative directions indicated by Y and the positive and negative directions indicated by Z in fig. 1, so that the clamping groove 114 can effectively limit the sliding rail body 110, and the sliding phenomenon of the sliding rail body 110 is avoided.

With continued reference to fig. 3 and 7, in some examples of the present utility model, the slide rail body 110 has a resilient arm 115, and the resilient arm 115 is adapted to abut against the boss 32 of the motherboard bracket 30.

Specifically, the elastic arm 115 may be fixedly connected to the slide rail body 110 in an integrally formed manner, and an extending direction of the elastic arm 115 may be parallel to an extending direction of the slide rail body 110. The protruding portion 32 can be fixed the setting in the surface that mainboard bracket 30 and slide rail body 110 are relative through integrated into one piece's mode, and the tip that elastic arm 115 deviates from slide rail body 110 can correspond the setting with protruding portion 32, and elastic arm 115 can with the mutual butt of protruding portion 32, so set up can restrict the slide rail body 110 in the positive direction that Y indicates through protruding portion 32 displacement, avoid slide rail body 110 to produce the slip phenomenon.

The chassis 1 provided according to the embodiment of the present utility model includes the mounting structure 10 for the network card 20 in the foregoing embodiment, where the specific structure and the working principle of the mounting structure 10 have been explained in detail in the foregoing embodiment, and are not described in detail herein.

Other configurations of the mounting structure 10 for the network card 20 according to the embodiment of the present utility model are as follows: the housing 50, motherboard 40, power supplies and drivers, etc. and their operation are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (12)

1. A mounting structure for a network card, the mounting structure being adapted to be connected to a motherboard bracket of a chassis, the mounting structure comprising:

the plurality of sliding rail assemblies are arranged at intervals along a first direction and are suitable for being connected with the main board bracket, each sliding rail assembly extends along a second direction, and the first direction is perpendicular to the second direction;

at least one slide rail subassembly includes slide rail body and unblock piece, the slide rail body is used for installing the network card, the unblock piece with slide rail body swing joint, the unblock piece is suitable for locking or unblock the network card.

2. The mounting structure for a network card according to claim 1, wherein the unlocking member has a locking portion and a driving portion connected to each other, the driving portion being adapted to drive the locking portion to rotate to an unlocking position to unlock the network card.

3. The mounting structure for a network card according to claim 2, wherein the slide rail body has a slide groove extending in the second direction, the slide groove being for mounting the network card.

4. The mounting structure for a network card according to claim 3, wherein the chute has a notch, the notch being disposed opposite to the locking portion.

5. The mounting structure for a network card of claim 2, wherein the slide rail assembly further comprises:

the elastic piece is arranged between the sliding rail body and the unlocking piece and is suitable for driving the locking part to rotate to a locking position so that the locking part locks the network card.

6. The mounting structure for a network card of claim 5, wherein the slide rail body has a connection post extending in the first direction, the connection post being adapted to connect the unlocking member and the elastic member.

7. The mounting structure for a network card according to claim 6, wherein the elastic member is sleeved on the outer side of the connecting column and abuts between the slide rail body and the unlocking member.

8. The mounting structure for a network card of claim 6, wherein the unlocking member further has a connection hole, and the connection post is inserted through the connection hole, so that the unlocking member is hinged to the slide rail body.

9. The mounting structure for a network card according to any one of claims 1 to 8, wherein the slide rail body has a clamping groove adapted to be clamped with a clamping portion of the main board bracket.

10. The mounting structure for a network card according to claim 9, wherein the number of the clamping grooves is plural, and the plurality of the clamping grooves are arranged at intervals along the first direction and/or the second direction.

11. The mounting structure for a network card according to any one of claims 1 to 8, wherein the slide rail body has a resilient arm adapted to abut against a boss of the main board bracket.

12. A chassis comprising the mounting structure for a network card according to any one of claims 1 to 11.

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