CN220015724U

CN220015724U - Fastening assembly

Info

Publication number: CN220015724U
Application number: CN202320812086.2U
Authority: CN
Inventors: 周建鹏; 邢伟; 黄志强; 王传根
Original assignee: Pem China Co ltd
Current assignee: Pem China Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-11-14
Anticipated expiration: 2033-04-13

Abstract

An embodiment of the present utility model provides a fastening assembly including: the top cover is provided with two side walls which are arranged along the X axis of the space rectangular coordinate system, and the end parts of the two side walls are close to each other and extend to form a protruding part; the main body piece is sleeved with the top cover, two opposite sides of the main body piece are recessed towards the direction close to the main body piece to form a groove, the inner wall of the groove is contacted with the protruding part, and the contact part of the groove and the protruding part can slide relatively; the inner wall fixed mounting of top cap has first connecting plate, and first fastening plate and second fastening plate that are close to are installed to the lateral wall of first connecting plate. According to the utility model, the first fastening plate and the second fastening plate are arranged to fix the board card, meanwhile, the first fastening plate and the second fastening plate are arranged on the first connecting plate together, the side wall of the top cover is provided with the protruding part, and the protruding part is matched with the groove on the main body piece, so that the top cover can slide relatively while being sleeved on the main body piece.

Description

Fastening assembly

Technical Field

The specification belongs to the technical field of fasteners, and especially relates to a fastening assembly.

Background

In the prior art, the use of fasteners has gradually evolved toward simplified operation. In general, in the case of fastening a board card and a motherboard, the fastening and unlocking of the board card usually need multiple operations to be performed normally.

Other tools are needed to assist in the process of fastening and unlocking the board card. In this case, damage to the board and the motherboard, hardware, etc. may occur.

In view of the above problems, no effective solution has been proposed at present.

It should be noted that the foregoing description of the background art is only for the purpose of providing a clear and complete description of the technical solution of the present utility model and is presented for the convenience of understanding by those skilled in the art. The above-mentioned technical solutions are not to be considered as known to those skilled in the art merely because these solutions are described in the background section of the utility model

Disclosure of Invention

The utility model aims at providing a fastening assembly to solve the inconvenient problem of integrated circuit board installation dismantlement.

A fastening assembly provided herein includes:

the top cover is provided with two side walls which are arranged along the X axis of the space rectangular coordinate system, and the end parts of the two side walls are close to each other and extend to form a protruding part;

the main body piece is sleeved with the top cover, two side walls of the main body piece are recessed towards the direction close to each other to form a groove, the inner wall of the groove is in contact with the protruding part, and the contact part of the groove and the protruding part can slide relatively;

the inner wall of the top cover is fixedly provided with a first connecting plate which extends reversely along the Z axis of the space rectangular coordinate system;

the first fastening plate and the second fastening plate are arranged on the first connecting plate, are arranged along the extending direction of the first connecting plate, and are provided with reserved gaps for fixing the plate clamp;

the side wall, far away from the main body piece, of the top cover is provided with a bump piece so as to push the top cover to unlock the board;

be provided with spacing post on the first connecting plate, spacing post is along the reverse extension of space rectangular coordinate system Y axle, the elastic component is installed to the outer wall of spacing post, an end of elastic component with the inner wall fixed connection of main part spare, the other end of elastic component with first connecting plate butt is in order to right the top cap supports tightly and resets.

Preferably, the device further comprises a main board, wherein a mounting hole is formed in the main board, a second connecting plate is arranged on the side wall, far away from the top cover, of the main body piece in an penetrating mode, the middle position of the second connecting plate is fixedly connected with one end of a connecting column, and the connecting column is matched with the mounting hole so as to mount the main body piece.

Preferably, the inner wall of the mounting hole is provided with two symmetrical semicircular cambered surfaces, the other end of the connecting column is provided with two symmetrical semicircular plates, the two semicircular cambered surfaces are matched with the two semicircular plates to mount the main body part, and the two semicircular plates are abutted to the main plate to fix the main body part.

Preferably, a positioning piece is arranged at one end of the second connecting plate, a positioning hole is formed in the main board, close to the mounting hole, and the positioning hole is matched with the positioning piece so as to position the mounting of the main body piece.

Preferably, the positioning member has elasticity.

Preferably, a plurality of pressing pieces are symmetrically arranged at two ends of the main body piece, which are close to the second connecting plate, the pressing pieces are abutted to the main board, and the pressing pieces have elasticity.

Preferably, the sides of the pressing pieces, which are abutted against the main board, are in a first plane, the sides of the two semicircular boards, which are abutted against the main board, are in a second plane, and the distance between the first plane and the second plane is smaller than the thickness of the main board.

Preferably, the section of the mounting hole is D-shaped, and a D-shaped groove is formed in the side wall of the connecting column, so that a D-shaped column body is formed to be matched with the mounting hole to position the mounting of the main body piece.

Preferably, the connecting column is provided with an internal thread, and the internal thread is in threaded connection with the adjusting screw so as to fix the main board.

Preferably, the elastic member is a compression spring.

Compared with the prior art, the utility model has the beneficial effects that:

1. the first fastening plate and the second fastening plate are arranged to fix the board card, and meanwhile, the first fastening plate and the second fastening plate are arranged on the first connecting plate together, so that the board card can conveniently move with the first fastening plate and the second fastening plate.

2. According to the utility model, the protruding part is arranged on the side wall of the top cover and is matched with the groove on the main body piece, so that the top cover can slide relatively while being sleeved on the main body piece.

3. According to the utility model, the bump piece is arranged, so that acting force can be conveniently applied to the top cover, and the top cover starts to move, so that unlocking of card handling is completed.

4. The utility model is provided with an elastic piece, one end of the elastic piece is fixedly arranged on the inner wall of the main body piece, and the other end of the elastic piece is fixedly arranged on the wall surface of the first connecting plate so as to realize the reset of the movable top cover.

5. The utility model is provided with a main board, the main board is provided with a mounting hole, the second connecting board is provided with a connecting column, and the connecting column is matched with the mounting hole to mount the main board and the main body piece.

6. The utility model is provided with the locating piece and the locating hole, and the locating piece is matched with the locating hole so as to limit the installation position of the main body piece.

7. The utility model is provided with a plurality of compressing pieces which have elasticity, so that the main board is compressed by the plurality of compressing pieces and the two semicircular plates.

Drawings

In order to more clearly illustrate the embodiments of the present description or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some of the embodiments described in the present description, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an overall block diagram of a fastening assembly provided in an embodiment of the present disclosure;

FIG. 2 is a top cover block diagram of a fastening assembly provided in an embodiment of the present disclosure;

FIG. 3 is a block diagram of a body member of a fastening assembly provided in accordance with an embodiment of the present disclosure;

FIG. 4 is a diagram illustrating the configuration of the engagement of the elastic members of a fastening assembly according to an embodiment of the present disclosure;

fig. 5 is a structural view of a main board of a fastening assembly according to an embodiment of the present disclosure;

FIG. 6 is a post mating view of a fastening assembly provided in an embodiment of the present disclosure;

FIG. 7 is a D-shaped mounting hole configuration diagram of a fastener assembly provided in an embodiment of the present disclosure;

FIG. 8 is a view showing the structure of female threads of a connecting post of a fastening assembly according to an embodiment of the present disclosure;

FIG. 9 is an adjustment screw mating view of a fastening assembly provided in an embodiment of the present disclosure;

fig. 10 is a cross-sectional view of an adjusting screw plate-card fit of a fastening assembly provided in an embodiment of the present disclosure.

In the figure: 1. a top cover; 11. a boss; 12. a first connection plate; 121. a first fastening plate; 122. a second fastening plate; 13. a bump member; 14. a limit column; 15. an elastic member; 2. a body member; 21. a groove; 22. a second connecting plate; 221. a positioning piece; 23. a pressing member; 3. a main board; 31. a mounting hole; 32. positioning holes; 4. a connecting column; 5. and (5) adjusting a screw.

Detailed Description

In order to make the technical solutions in the present specification better understood by those skilled in the art, the technical solutions in the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is obvious that the described embodiments are only some embodiments of the present specification, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are intended to be within the scope of the present disclosure.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "middle", "lower", "inner", "outer", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or component to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. 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. Hereinafter, an embodiment of the present utility model will be described in terms of its overall structure.

Referring to fig. 1 to 10, an embodiment of the present utility model provides a fastening assembly including:

the top cover 1 is provided with two side walls which are arranged along the X axis of the space rectangular coordinate system, and the end parts of the two side walls are close to each other and extend to form a protruding part 11;

the main body part 2 is sleeved with the top cover, two opposite sides of the main body part 2 are recessed towards the direction approaching to each other to form a groove 21, the inner wall of the groove 21 is contacted with the protruding part 11, and the contact part of the groove 21 and the protruding part 11 can relatively slide;

the inner wall of the top cover 1 is fixedly provided with a first connecting plate 12, the first connecting plate 12 reversely extends along the Z axis of a space rectangular coordinate system, a first fastening plate 121 and a second fastening plate 122 are arranged on the first connecting plate 12, the first fastening plate 121 and the second fastening plate 122 are arranged along the extending direction of the first connecting plate 121, and a reserved gap is arranged between the first fastening plate 121 and the second fastening plate 122 so as to fix a plate clamp;

the side wall of the top cover 1 far away from the main body part 2 is provided with a bump part 13 for pushing the top cover 1 to unlock the board;

the first connecting plate 12 is provided with a limit column 14, the limit column 14 extends reversely along the Y axis of the rectangular space coordinate system, the outer wall of the limit column 14 is provided with an elastic piece 14, one end part of the elastic piece 14 is fixedly connected with the inner wall of the main body piece 14, and the other end of the elastic piece 14 is abutted with the first connecting plate 12 so as to abut against and reset the top cover 1.

In practice, there are many problems associated with the mounting and unlocking of the card. Referring to fig. 1, the inventor of the present utility model sets a structure in which a top cover 1 is sleeved with a main body 2. Specifically, the inner walls of the opposite side walls of the top cover 1 are provided with protrusions 11. The boss 11 extends in a direction approaching. The outer side wall of the main body 2 corresponding to the top cover 1 is recessed to form a groove 21. The recess 21 cooperates with the boss 11. I.e., the inner wall of the groove 21 is in contact with the wall surface of the boss 11, and can be kept relatively sliding.

As shown in fig. 2, the first connection plate 12 is fixedly installed on the inner wall of the top cover 1. A first fastening plate 121 and a second fastening plate 122 are provided on the wall surface of the first connecting plate 12 facing outward. A gap is provided between the first fastening plate 121 and the second fastening plate 122. By the cooperation of this gap with the first fastening plate 121 and the second fastening plate 122, the board card can be fixedly mounted.

It should be noted that, as shown in fig. 3, the main body 2 has an inner cavity, and the direction toward the inner cavity of the main body 2 is inward movement, and the direction toward the outer cavity of the main body 2 is outward movement.

According to fig. 2, the side of the board card installation is in facing contact with the first connection plate 12 between the first and second fasteners 121, 122. The contact surface can be an arc surface, a plane surface or other surfaces so as to fasten the boards with different specifications. In the description of the present utility model, the auxiliary explanation is made by means of a space rectangular coordinate system. That is, the first connecting plate 12 extends reversely along the Z-axis of the rectangular space coordinate system, and the first fastening members 121 and the second fastening members 122 are arranged along the extending direction of the first connecting plate 12. Specifically, the first fastening member 121 and the second fastening member 122 are reversely arranged along the Z-axis of the space rectangular coordinate system.

According to fig. 1 and 2, a protruding piece 13 is provided on the side wall of the top cover 1 far from the main body 2 to push the top cover 1 and unlock the board. The cam member 13 is provided with a slope in fig. 1. By applying a force to the protruding piece 13, the protruding piece 13 moves in a direction away from the board card, so that the board card can be unlocked.

Specifically, in one implementation of the present embodiment, the boss 11 is in contact with the groove 21 and remains relatively slid. In the present embodiment, the movement of the top cover 1 is started by applying force to the bump member 13. That is, the force causes the boss 11 to start moving along the portion in contact with the groove 21. And then the board card can be unlocked.

One side of the first connecting plate 12 facing the inner wall of the main body part 2 is fixedly provided with a limiting column 14, the outer wall of the limiting column 14 is provided with an elastic part 15, and the end part of the elastic part 15 is fixedly connected with the inner wall of the main body part 2 so as to support and reset the top cover 1.

According to fig. 1, 2 and 4, the first connecting plate 12 is provided with a limit post 14, and the limit post 14 extends toward the inner cavity of the main body 2 and does not contact the inner wall of the main body 2 opposite thereto. Specifically, the stopper posts 14 extend in opposite directions along the Y-axis of the rectangular space coordinate system. An elastic member 15 is provided on the main body member 2, one end portion of the elastic member 15 is in contact with the inner wall of the main body member 2, and the other end portion is in abutting or fixed connection with the first connecting plate 12.

Specifically, when the board card is in the mounted state, the elastic member 15 applies a force to the first connection board 12. So that the first fastening plate 121, the second fastening plate 122 and the first connecting plate 12 can be abutted against the board.

Further, a force is applied to the bump member 13 on the top cover 1. When the applied force is greater than the force with which the elastic member 15 abuts, the elastic member 15 is compressed. And the first fastening plate 121 and the second fastening plate 122 and the first connecting plate 12 are separated from the board card, so that the board card can be unlocked.

Preferably, the elastic member 15 is a compression spring. When the elastic member 15 is provided as a compression spring, that is, the compression spring is sleeved on the outer wall of the limit post 14, and the end of the compression spring is fixedly connected to the inner wall of the main body member 2. The compression spring can have good elastic action effect, and the material is very easy to obtain, the production price is low, and the installation is more convenient in the dismantlement.

Preferably, the device further comprises a main board 3, wherein a mounting hole 32 is formed in the main board 3, a second connecting plate 22 is arranged on the side wall of the main body 2, far away from the top cover, in an penetrating mode, the middle position of the second connecting plate 22 is fixedly connected with one end of the connecting column 4, and the connecting column 4 is matched with the mounting hole 32 so as to mount the main body 2.

In a particular installation procedure, according to fig. 3 and 5, a second web 22 is provided on the side wall of the body part 2 remote from the top cover. The second connecting plate 22 is connected to two opposite side walls in a penetrating manner. The middle position of the second connecting plate 22 is fixedly connected with one end of the connecting column 4. In this embodiment, a main board 3 is further provided, and mounting holes 32 are formed in the main board 3. The mounting holes 32 cooperate with the connecting posts 4 to mount and fix the main body member 2.

Further, according to fig. 6, the inner wall of the mounting hole 32 is provided with two symmetrical semicircular cambered surfaces, the other end of the connecting column 4 is provided with two symmetrical semicircular plates, the two semicircular cambered surfaces are matched with the two semicircular plates to mount the main body 2, and the two semicircular plates are abutted against the main board 3 to fix the main body 2. That is, the mounting hole 32 is provided in an arc shape as shown in fig. 5. The other end of the connecting column 4 is symmetrically provided with two semicircular plates. The two semicircular plates are fitted with the mounting holes 32 to pass the other end of the connection post 4 through the mounting holes 32. The main body 2 is rotated again, so that the two semicircular plates are contacted with the wall surface of the main board 4, and the connecting column 4 is prevented from falling off.

Preferably, a positioning piece 221 is provided at one end of the second connecting plate 22, and a positioning hole 32 is provided on the main board 3 near the mounting hole 31, and the positioning hole 32 cooperates with the positioning piece 221 to position the mounting of the main body 2. As shown in fig. 1, 3 and 5, a positioning member 221 is provided at one end of the second connecting plate 22. A positioning hole 32 that mates with the positioning piece 221 is provided on the main board 2. Specifically, the positioning hole 32 is provided in the vicinity of the positioning hole 32 on the main board 2. The positioning member 221 is inserted into the positioning hole 32, and can restrict and correct the relative position of the body member 2 at the time of installation.

In practice, the positioning member 221 will be closely attached to the side wall of the main board 3 adjacent to the main body 2 when the connecting post 4 passes through the mounting hole 32. Preferably, the positioning member 221 has elasticity. When the positioning member 221 is pressed against the main plate 3, the positioning member 2 deforms. Then the main body 2 is rotated until the positioning piece 221 is matched with the positioning hole 32, and the positioning piece 221 can recover deformation and then is inserted into the positioning hole 32, so that the positioning effect is achieved.

Preferably, a plurality of pressing members 23 are symmetrically installed at both ends of the main body member 2 near the second connection plate 22, the pressing members 23 are abutted against the main plate 3, and the pressing members 23 have elasticity. As can be seen in fig. 1 and 3, the pressing members 23 are symmetrically and uniformly provided near both ends of the second connection plate 22. Preferably, the pressing member 23 is obliquely disposed. And the pressing member 23 has elasticity. In one embodiment, the pressing member 23 may be a telescopic rod or the like having elasticity.

Specifically, during the process of mounting the body member 2. When the connecting post 4 passes through the mounting hole 31, the pressing member 23 will be tightly attached to the side wall of the main board 3 near the main body member 2. And the pressing member is deformed to abut against the main plate 3.

Preferably, the sides of the plurality of pressing members 23 abutting against the main board 3 are in a first plane, the sides of the two semicircular plates abutting against the main board 3 are in a second plane, and the distance between the first plane and the second plane is smaller than the thickness of the main board 3. In one implementation manner of this embodiment, the side surface of the plurality of pressing members 23 that abuts against the main board 3 is set as a first plane, and the side surface of the two semicircular plates that abuts against the main board 3 is set as a second plane. The distance between the first plane and the second plane is smaller than the thickness of the main board 3.

That is, when the distance between the first plane and the second plane is smaller than the thickness of the main plate 3, the pressing effect thereof becomes more remarkable when the pressing member 23 contacts the main plate 3. Further making the low pressure effect between the hold-down 23 and the main plate 3 more pronounced. When the positioning is completed, all the pressing members 23 can still be kept in a deformed state. It will be appreciated that the compression members 23 remain deformed so as to provide a tighter connection of the body member 2 to the main panel 3. I.e. the relative position of the main plate 3 and the body member 2 is more stable.

Preferably, the mounting hole 31 has a D-shaped cross section, and the side wall of the connecting post 4 is provided with a D-shaped groove to locate the mounting of the body member 2. In fig. 7 and 8, the cross section of the mounting hole 31 is D-shaped, and the side wall of the connection post 4 is provided with a D-shaped groove, so that the connection post 4 has a column body with a D-shaped cross section. The D-shaped column body is fitted with the D-shaped mounting hole 31 so that positioning can be performed while connecting the connection column 31. Further, the installation of the column member 2 is more convenient and accurate.

In the above-described embodiment, according to fig. 7 and 9, the body member 2 is positioned and mounted by providing the D-shaped column body to be engaged with the D-shaped mounting hole 31. More preferably, the fixing device further comprises an adjusting screw 5, wherein the connecting column 4 is provided with internal threads, and the internal threads are in threaded connection with the adjusting screw 5 so as to fix the main board 3. As shown in fig. 10, in the present embodiment, the connection post 4 passes through the mounting hole 32 and then cooperates with the adjustment screw 5 to clamp the motherboard.

Specifically, the connecting post 4 has an internal thread in this embodiment, and the thread opens at an end remote from the body member 2. The main board 3 with different sizes and thicknesses is fastened by matching the adjusting screw 5 with the internal thread. As can be seen from fig. 10, the head of the adjusting screw 5 has a diameter larger than the diameter of the mounting hole 31 of the card 3.

Although various embodiments are described in this disclosure, the present utility model is not limited to the specific embodiments described in the industry standard or examples, and some industry standard or embodiments modified in light of the above description may be used to achieve the same, equivalent or similar embodiments or the same or a different embodiment may be implemented in different forms. Examples of data acquisition, processing, output, judgment, etc. using these modifications or variations are still within the scope of alternative embodiments of the present utility model.

Although the present utility model has been described by way of examples, one of ordinary skill in the art will recognize that there are many variations and modifications of the present utility model without departing from the spirit of the utility model, and it is intended that the appended embodiments encompass such variations and modifications without departing from the utility model.

Claims

1. A fastening assembly, comprising:

2. The fastening assembly according to claim 1, further comprising a main board, wherein a mounting hole is formed in the main board, a second connecting plate is inserted into a side wall of the main body part away from the top cover, a middle position of the second connecting plate is fixedly connected with one end of a connecting column, and the connecting column is matched with the mounting hole to mount the main body part.

3. The fastening assembly according to claim 2, wherein the inner wall of the mounting hole is provided with two symmetrical semicircular cambered surfaces, the other end of the connecting column is provided with two symmetrical semicircular plates, the two semicircular cambered surfaces are matched with the two semicircular plates to mount the main body member, and the two semicircular plates are abutted with the main plate to fix the main body member.

4. The fastening assembly according to claim 2, wherein a positioning member is disposed at one end of the second connecting plate, and a positioning hole is formed in the main board near the mounting hole, and the positioning hole cooperates with the positioning member to position the mounting of the main body member.

5. The fastening assembly of claim 4, wherein the retainer is made of a material having elasticity.

6. A fastening assembly according to claim 3, wherein a plurality of pressing members are symmetrically mounted on the main body member near both ends of the second connecting plate, the pressing members are abutted against the main plate, and the pressing members have elasticity.

7. The fastening assembly of claim 6, wherein sides of the plurality of compression members that abut the main plate are in a first plane, sides of the two semicircular plates that abut the main plate are in a second plane, and a distance between the first plane and the second plane is less than a thickness of the main plate.

8. The fastening assembly according to claim 2, wherein the mounting hole has a D-shaped cross section, and the side wall of the connecting post is provided with a D-shaped groove to form a D-shaped post to cooperate with the mounting hole to position the mounting of the main body member.

9. The fastening assembly of claim 8, further comprising an adjustment screw, the connection post being provided with internal threads that threadably engage the adjustment screw to secure the main plate.

10. The fastening assembly of claim 1, wherein the resilient member is a compression spring.