CN216389777U

CN216389777U - Board card structure

Info

Publication number: CN216389777U
Application number: CN202123267774.5U
Authority: CN
Inventors: 奚立达; 樊小波; 谢玥; 李德冲; 黄晨
Original assignee: Beijing Simm Computing Technology Co ltd
Current assignee: Guangzhou Ximu Semiconductor Technology Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-04-26
Anticipated expiration: 2031-12-23

Abstract

The present disclosure provides a card structure. The utility model discloses a board card structure includes the bottom plate, with the bottom plate links to each other and encloses into accommodating space's card shell, accept in accommodating space and be fixed in on the card shell and be close to the fixed separation blade of connector in the first bight of card shell, first bight by the first long lateral wall and the first short lateral wall of card shell surround and form, the fixed separation blade orientation of connector one side of first long lateral wall is provided with first fixed part, first fixed part is to deviating from the direction of first long lateral wall extends. The connector fixing structure in the disclosed board card structure is a connector fixing separation blade, the connector fixing separation blade is arranged at the first corner position of the card shell, a first fixing part is arranged on one side, facing the first long side wall of the card shell, of the connector fixing separation blade, and the first fixing part extends in the direction away from the first long side wall of the card shell, so that the connector is closer to the edge of the card shell, and the connector is convenient to install and plug.

Description

Board card structure

Technical Field

The utility model belongs to the technical field of computer equipment, concretely relates to board structure.

Background

The connector in the board card structure has the convenience of assembly and disassembly, but when the connector is pulled by external force, the connector which is plugged is easy to separate, and the reliability of the connector is generally enhanced through a fixing structure. The fixed knot that sets up in the present integrated circuit board structure constructs has certain distance with the card shell inside wall, and this makes connector and the cable of electricity connection all have certain distance with the card shell inside wall, again based on still be provided with a plurality of mountings relatively fixed with the bottom plate on the card shell, and this will lead to above-mentioned connector cable to take place to interfere with the mounting easily to make the connector be not convenient for walk the line, further influence the installation convenience of connector.

In view of the above problems, it is necessary to provide a new board card structure.

SUMMERY OF THE UTILITY MODEL

The present disclosure is directed to at least one of the problems of the prior art, and provides a card structure.

The utility model provides a board card structure, including the bottom plate, with the bottom plate links to each other and encloses into accommodating space's card shell, accept in accommodating space and be fixed in on the card shell and be close to the fixed separation blade of connector in the first bight of card shell, first bight by the first long lateral wall and the first short lateral wall of card shell surround and form, the fixed separation blade orientation of connector one side of the first long lateral wall of card shell is provided with first fixed part, first fixed part is to deviating from the direction of first long lateral wall extends.

In some embodiments, the connector fixing baffle further comprises a receiving portion and a second fixing portion, the first fixing portion is located on a side of the receiving portion facing the first long side wall, and the second fixing portion is located on a side of the receiving portion facing away from the first long side wall;

the first fixing part is bent and extended from one side wall of the accommodating part to the direction departing from the first long side wall;

the second fixing part is bent and extended from one side wall of the accommodating part to the direction departing from the first long side wall.

In some embodiments, an orthographic projection of the first fixing portion on the accommodating portion falls outside the accommodating portion.

In some embodiments, each of the first fixing portion and the second fixing portion is provided with at least one fixing through hole, and at least one fixing member is inserted into the fixing through hole.

In some embodiments, the card case further includes a connector fixing bottom plate disposed on the card case, and the connector fixing bottom plate is disposed opposite to the connector fixing baffle to form a receiving space for receiving a connector.

In some embodiments, a boss is disposed on the connector fixing base plate, and the boss is inserted into the fixing through hole on the second fixing portion.

In some embodiments, the connector fixing base plate and/or the connector fixing catch are provided with fixing grooves, and the connector is provided with fixing protrusions, and the fixing protrusions are embedded in the fixing grooves.

In some embodiments, the card housing side wall is provided with a support wall extending from the card housing side wall to the inner side of the card housing, and the support wall is connected to the bottom plate.

In some embodiments, the top wall of the card housing is further provided with a plurality of bottom plate fasteners at locations adjacent to the side walls thereof, and,

the integrated circuit board structure still including accept in radiator and circuit board in the accommodating space, the radiator the circuit board and set gradually on the bottom plate with a plurality of holes of dodging, a plurality of first bottom plate fixed orifices and a plurality of second bottom plate fixed orifices that the bottom plate mounting is corresponding, a plurality of bottom plate mountings wear to establish in proper order dodge the hole in first bottom plate fixed orifices and in the second bottom plate fixed orifices with the bottom plate with the card shell is fixed.

In some embodiments, a PCIe stop sheet is further disposed on a side of the card housing away from the connector fixing stop sheet, and a plurality of heat dissipation holes are disposed on the PCIe stop sheet.

In some embodiments, at least one interference preventing groove is formed in one side, facing the card shell, of the bottom plate, and an insulating layer is arranged on the interference preventing groove close to the connector fixing separation blade.

The connector fixing structure in the disclosed board card structure is a connector fixing separation blade, the connector fixing separation blade is arranged at a position close to a first corner of a card shell, a first fixing part is arranged on one side, facing a first long side wall of the card shell, of the connector fixing separation blade, the first fixing part extends towards a direction deviating from the first long side wall of the card shell, the connector is enabled to be close to the edge of the card shell, the connector cable is further enabled not to interfere with a fixing part on the card shell, and the connector is convenient to install and plug.

Drawings

Fig. 1 is an exploded view of a board card structure according to an embodiment of the present disclosure;

FIG. 2 is an enlarged view of a portion of the disclosure at A in FIG. 1;

fig. 3 is a schematic structural view of a connector fixing flap and a connector fixing base plate according to another embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a base plate according to another embodiment of the present disclosure.

Detailed Description

For a better understanding of the technical aspects of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of the disclosure.

In some descriptions of the present disclosure, unless otherwise expressly specified or limited, the terms "mounted," "connected," or "fixed" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect through an intermediate medium, whether internal to two elements or an interactive relationship between two elements. Also, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate an orientation or positional relationship based on that shown in the drawings, and are used only to indicate a relative positional relationship, which may also be changed accordingly when the absolute position of the object being described is changed.

As shown in fig. 1 to 4, the present disclosure provides a card structure 100, which includes a bottom plate 110, a card housing 120 connected to the bottom plate 110 and enclosing an accommodation space, and a connector fixing block 130 accommodated in the accommodation space and fixed on the card housing 120 and close to a first corner of the card housing 120, where the first corner is surrounded by a first long sidewall and a first short sidewall of the card housing 120, and a first fixing portion 131 is disposed on a side of the connector fixing block 130 facing the first long sidewall of the card housing 120, and the first fixing portion 131 extends in a direction away from the sidewall of the card housing 120.

The utility model discloses a connector fixed knot constructs among integrated circuit board structure is connector fixed separation blade, this connector fixed separation blade sets up in the position department that is close to the first bight of card shell, and connector fixed separation blade is provided with first fixed part towards one side of the first long lateral wall of card shell, this first fixed part extends to the direction that deviates from first long lateral wall, makes the connector be close to the edge of card shell more, further makes the connector cable not produce with the mounting on the card shell and interferes, be convenient for installation and plug connector. Meanwhile, the connector fixing blocking piece is arranged at a position close to the first corner of the clamping shell, so that the opening area of the air inlet of the first short side wall of the plugging connector on the clamping shell is further increased.

Specifically, as shown in fig. 2 and fig. 3, the connector fixing block 130 includes a first fixing portion 131, a second fixing portion 132 and an accommodating portion 133, the first fixing portion 131 is located on one side of the accommodating portion 133 facing the first long side wall of the card housing 120, the second fixing portion 132 is located on one side of the accommodating portion 133 facing away from the first long side wall of the card housing 120, and the accommodating portion 133 is an accommodating space formed by two side walls and a top wall; the second fixing portion 132 is bent and extended from a sidewall of the accommodating portion 133 to a direction away from the first long sidewall of the card housing 120; the first fixing portion 131 is bent and extended from the other sidewall of the accommodating portion 133 to a direction away from the first long sidewall of the card housing 120, so that the connector 150 is closer to the edge of the card housing 120.

It should be understood that, since the second fixing portion is disposed on a side of the accommodating portion facing away from the first long side wall of the card case, an orthographic projection of the second fixing portion on the accommodating portion falls on an outer side of the accommodating portion.

In some embodiments, as shown in fig. 2 and 3, an orthographic projection of the first fixing portion 131 on the accommodating portion 133 falls outside the accommodating portion 133.

It is understood that the side wall of the receiving portion connected to the first fixing portion has a length longer than that of the receiving portion, that is, the side wall has an extending portion in addition to a portion connected to the receiving portion, so that the first fixing portion is folded from the bottom end of the extending portion toward the inner side of the card case to make the orthographic projection of the first fixing portion on the receiving portion fall outside the receiving portion.

Specifically, all be provided with at least one fixed through hole on the second fixed part of this embodiment and the first fixed part, be provided with on the card shell with the corresponding at least one mounting of fixed through hole, the mounting is worn to establish in the fixed through hole that corresponds to realize connector fixed separation blade and card shell fixed connection.

Illustratively, as shown in fig. 2 and fig. 3, the first fixing portion 131 is provided with a first fixing through hole 131a, the second fixing portion 132 is provided with two second fixing through holes 132a, and the card housing 120 is provided with three corresponding fixing members 121, which are inserted into the corresponding fixing through holes to fix the connector fixing flap and the card housing relatively, so as to form a receiving space of the connector.

The present embodiment is not limited to the structure of the connector fixing member, such as a threaded connection structure. In addition, because the clamping shell of the embodiment is thin, in some embodiments, the clamping shell can be fixed by matching a stud with a screw, and the screw is supported by the stud to protect the casing.

Specifically, the stud is arranged on the shell, the stud is respectively arranged in the fixing through holes of the connector fixing retaining pieces in a penetrating mode, and the stud is connected to the stud through screw threads so as to fix the connector fixing retaining pieces on the clamping shell.

In some embodiments, as shown in fig. 2 and 3, the connector fixing structure further includes a connector fixing base plate 140 disposed on the card case 120, and the connector fixing base plate 140 is disposed opposite to the connector fixing flap 130 to form a receiving space, i.e., a receiving portion 133, for receiving the connector 150. That is, the connector fixing flap and the connector fixing base plate may be fixed relative to each other to form a receiving space of the connector.

Furthermore, a boss is arranged on the connector fixing base plate and penetrates through the fixing through hole in the second fixing portion, and the boss is used for fixing the connector fixing separation blade on the connector fixing base plate. Specifically, the boss can be a stud, the stud penetrates through the fixing through hole in the second fixing portion, and the screw is in threaded connection with the stud so as to fix the connector fixing separation blade on the connector fixing bottom plate. And the connector fixing bottom plate is welded or pressed on the clamping shell, the boss can also be used for fixing the connector fixing bottom plate on the clamping shell, and the boss fixes the connector fixing separation blade on the connector fixing bottom plate, namely, the connector fixing separation blade is fixed on the clamping shell.

It should be noted that, in this embodiment, the structures of the fixing element and the boss are not specifically limited, and the structures of the fixing element and the boss may be the same, and the fixing element and the boss may be separately provided, or may be integrally formed.

Furthermore, because the first fixed part of the fixed separation blade of this embodiment connector is buckled from the direction that the portion of holding is back to the first long lateral wall of card shell and is extended to and, for the convenience of connector cable arranges, when being provided with connector PMKD on the card shell, this first fixed part can directly be connected with the card shell.

For example, as shown in fig. 2 and fig. 3, one of the fixing members 121 on the card housing 120 is inserted into the first fixing through hole 131a to fixedly connect the card housing 120 and the first fixing portion 131. The other two fixing members are fixedly connected to the connector fixing base plate 140, and a boss is disposed on the connector fixing base plate 140 and penetrates through the second fixing through hole 132a to fixedly connect the connector fixing base plate 140 and the second fixing portion 132.

It should be noted that, the distance from the accommodating portion to the connector fixing base plate is greater than the distance from the second fixing portion to the connector fixing base plate in the present embodiment, that is, the accommodating portion has a certain height to accommodate the connector.

It should be noted that, in order to facilitate the insertion and extraction of the connector, in some embodiments, the sum of the heights of the fixing piece of the connector and the fixing blocking piece of the connector is not less than the height of the connector, so as to ensure that the bottom surface of the connector is close to the bottom of the card housing, and sufficient space is left between the upper surface of the connector and the card housing to facilitate the insertion and extraction of the connector.

Further, as shown in fig. 3, the connector fixing flap 130 is provided with a first fixing groove 134, and the top of the connector 150 is provided with a fixing projection which is inserted into the first fixing groove 134. In addition, the connector fixing base plate 140 is provided with a second fixing groove 141, and the bottom of the connector 150 is provided with a fixing protrusion, which is inserted into the second fixing groove 141, to limit the connector, facilitate the installation of the connector, and prevent the connector from sliding.

In other embodiments, as shown in fig. 1 to 4, a plurality of bottom plate fixing members 122 are further disposed on a top wall of the card housing 120 near a long side wall thereof, the board card structure 100 further includes a heat sink 160 and a circuit board 170 accommodated in the accommodating space, and a plurality of avoiding holes 161, a plurality of first bottom plate fixing through holes 171, and a plurality of second bottom plate fixing through holes 111 corresponding to the bottom plate fixing members 122 are sequentially disposed on the heat sink 160, the circuit board 170, and the bottom plate 110, and the plurality of bottom plate fixing members 122 sequentially penetrate through the avoiding holes 161, the first bottom plate fixing through holes 171, and the second bottom plate fixing through holes 111 to fix the bottom plate 110 and the card housing 120.

Because this embodiment sets up a plurality of bottom plate mounting in the card shell roof and is close to its lateral wall's position department, this a plurality of bottom plate mounting move to the edge of card shell roof promptly to the cable between circuit board and the connector is arranged, makes cable and bottom plate mounting be difficult to take place to interfere. Wherein, the distance between the bottom plate fixing piece and the long side wall of the clamping shell is 5mm to 15 mm. Secondly, through a plurality of bottom plate mounting with bottom plate, radiator, circuit board and bottom plate relatively fixed, the whole steadiness of multiplicable integrated circuit board structure.

In other embodiments, as shown in fig. 1, the side wall of the card housing 120 is provided with a supporting wall 123 extending from the side wall of the card housing 120 to the inner side of the card housing 120, and the supporting wall 123 is connected to the bottom plate 110 to strengthen the edge support of the bottom plate 110 and the card housing 120.

It should be noted that, in the installation of integrated circuit board structure, the nut is attacked to the mounting (can include the bottom plate mounting, wear to establish the mounting in the fixed through-hole of connector fixed separation blade, or the boss that sets up on the connector fixed bottom plate) generally adoption, but because the card shell of this embodiment is the aluminium material, the hardness is less, when using the nut of attacking in the installation, if the screwdriver is used hard too big, attack the nut line and skid very easily, consequently, the support wall on this embodiment card shell is connected through riveting nut with the bottom plate, increases the reliability.

Further, in other embodiments, as shown in fig. 1, a PCIe stop sheet 180 is further disposed on a side of the card housing 120 away from the connector fixing stop sheet 130, and a plurality of heat dissipation holes are disposed on the PCIe stop sheet 180.

It should be noted that, because the current PCIe cover sheet opening is too large, there is a risk that Electromagnetic Compatibility (EMC) and the installation specification do not meet the standard. Therefore, this embodiment is provided with a plurality of louvres with it, and the biggest 3mm of trompil diameter, and these a plurality of louvres are honeycomb and arrange, both reached radiating purpose, can avoid the foreign matter to get into the inside safety problem that leads to of card shell simultaneously, still satisfy up-to-date EMC international standard design, this structural security is higher.

It should be further noted that the PCIe stop piece and the clip shell of the embodiment are also connected by the rivet nut, so that the reliability is increased.

Further, in other embodiments, as shown in fig. 4, at least one interference preventing groove 112 is formed on a side of the base plate 110 facing the card case 120, and an insulating layer is formed on a first interference preventing groove 112a adjacent to the connector fixing flap.

It should be noted that the interference prevention groove on the bottom plate is recessed from the bottom wall of the bottom plate to the side deviating from the card shell, and the recessed height is 0.2mm, so as to avoid interfering with the circuit on the circuit board. And secondly, an insulating layer is arranged on the anti-interference groove close to the connector, so that the anti-interference groove plays a role in protection and avoids short circuit.

Further, as shown in fig. 1 and 4, the bottom plate 110 of the present embodiment is further provided with a side wall 113, and the circuit board 170 is completely enclosed by the side wall 113, so as to achieve the effect of beauty and help EMC electromagnetic interference.

Illustratively, based on the above structure, the overall structure of the board card of this embodiment is as follows: the radiator passes through fixed radiator bottom plate to be fixed on circuit board (for example, the PCB board), and the bottom plate, PCB and card shell pass through the screw connection fixed, and the inside double-screw bolt that corresponds with bottom plate screw, PCB board screw position that is equipped with of card shell to this double-screw bolt is used for with bottom plate fixed connection, and moreover, PCB can wrap up completely with the card shell, is fixed in the card shell with the connector through the fixed separation blade of connector in, PCIe separation blade passes through the screw respectively with the PCB board, bottom plate and card shell connection.

Compared with the prior art, the board card structure has the following beneficial effects:

first, the setting of connector fixed separation blade is in the first corner position department of card shell, and connector fixed separation blade is provided with first fixed part towards one side of the first long lateral wall of card shell, and this first fixed part extends to the direction of the first long lateral wall of card shell of keeping away from for the connector is close to the edge of card shell more, further makes connector cable and the mounting on the card shell not produce the interference, is convenient for install and plug connector.

Second, a plurality of bottom plate mounting on the card shell are closer to card shell roof edge, make the connector walk the line convenient.

And thirdly, a plurality of radiating holes are formed in the PCIe separation blade and are arranged in a honeycomb manner, so that the safety is higher.

It is to be understood that the above embodiments are merely exemplary embodiments that are employed to illustrate the principles of the present disclosure, and that the present disclosure is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit of the disclosure, and these changes and modifications are also considered to be within the scope of the disclosure.

Claims

1. The utility model provides a board card structure, its characterized in that, including the bottom plate, with the bottom plate links to each other and encloses into accommodating space's card shell, accept in accommodating space and be fixed in on the card shell and be close to the fixed separation blade of connector in the first bight of card shell, first bight by the first long lateral wall and the first short lateral wall of card shell surround and form, the fixed separation blade orientation of connector one side of first long lateral wall is provided with first fixed part, first fixed part is to deviating from the direction of first long lateral wall extends.

2. The board card structure according to claim 1, wherein the connector fixing catch further includes a receiving portion and a second fixing portion, the first fixing portion is located on a side of the receiving portion facing the first long side wall, and the second fixing portion is located on a side of the receiving portion facing away from the first long side wall;

3. The board structure according to claim 2, wherein an orthographic projection of the first fixing portion on the housing portion falls outside the housing portion.

4. The board card structure of claim 2, wherein the first fixing portion and the second fixing portion are both provided with at least one fixing through hole, and at least one fixing member is inserted into the fixing through hole.

5. The board card structure of claim 4, further comprising a connector fixing bottom plate disposed on the card housing, the connector fixing bottom plate being disposed opposite to the connector fixing baffle to form a receiving space for receiving a connector.

6. A board card structure according to claim 5, wherein a boss is provided on the connector fixing base plate, and the boss is inserted into the fixing through hole on the second fixing portion.

7. A board card structure according to claim 5, wherein the connector fixing base plate and/or the connector fixing catch are provided with fixing grooves, and the connector is provided with fixing projections which are fitted into the fixing grooves.

8. The board card structure according to any one of claims 1 to 7, wherein the side wall of the card housing is provided with a support wall extending from the side wall of the card housing to the inner side of the card housing, and the support wall is connected to the bottom plate.

9. A card construction according to any of claims 1-7, characterized in that the card housing top wall is provided with a number of floor mounts near its side walls, and,

10. The board card structure of any one of claims 1 to 7, wherein a PCIe separation blade is further disposed on a side of the card housing facing away from the connector fixing separation blade, and a plurality of heat dissipation holes are disposed on the PCIe separation blade.

11. The board card structure according to any one of claims 1 to 7, wherein at least one interference preventing groove is provided on a side of the bottom plate facing the card housing, and an insulating layer is provided on the interference preventing groove adjacent to the connector fixing flap.