CN220672888U

CN220672888U - PCB board is to board connection structure

Info

Publication number: CN220672888U
Application number: CN202322387906.0U
Authority: CN
Inventors: 蒋昌伟; 李旎
Original assignee: Beijing Hollysys Automation & Drive Co ltd; Hangzhou Hollysys Automation Co Ltd
Current assignee: Beijing Hollysys Automation & Drive Co ltd; Hangzhou Hollysys Automation Co Ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-03-26
Anticipated expiration: 2033-09-04

Abstract

The utility model discloses a PCB board-to-board connection structure, comprising: the two butt joint modules are respectively provided with a PCB (printed circuit board) in the inner cavity, and can be connected to enable the inner cavities to be communicated, and the butt joint modules are provided with mounting ports for placing the PCB in the butt joint modules; the board-to-board connector comprises two sockets and plugs matched with the sockets, wherein the two sockets are respectively arranged on corresponding PCB boards, the first end of the plug is inserted into one socket, the second end of the plug is inserted into the other socket, and the socket close to one side of the mounting port is movable relative to the plug in a state of connecting the plugs so as to adjust the distance between the two PCB boards. The utility model provides a structure installation is convenient, and the tolerance is big between the PCB board simultaneously to satisfy different butt joint module interval design demand.

Description

PCB board is to board connection structure

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a PCB board-to-board connection structure.

Background

The PCB (Printed circuit board ) is a support for the electronic components and is a carrier for the electronic components to be electrically connected to each other. Along with the high-speed development of technology, the integration level of industrial control products is higher and higher, and various industrial control products are electrically connected with the PCBs of the processor in a board-to-board mode.

At present, the connection between the PCB Board and the Board is usually realized by a BTB connector (Board to Board connector) which includes a plug and a socket, both of which have metal sheets at their connection ends, and the connection between the two connectors can be formed by plugging and contacting.

The specific connection process is as follows: the two electronic component modules are internally provided with PCB boards and are arranged close to the end parts of the modules, the PCB board in one module is provided with a plug, the PCB board in the other module is provided with a socket, and the plugs and the sockets on the two PCB boards are overlapped and butted to realize the electric connection between the two product modules. However, the above connection method mainly has two problems: the first plug and the socket are respectively arranged in the two modules, so that the operator can not observe the plug and the socket conveniently to perform blind insertion when the plug and the socket are plugged, and the BTB connector is easy to damage; the second and BTB connectors have small height tolerance, are only suitable for connection between two PCB boards with specific inter-board heights, namely, the PCB board spacing tolerance is small, the structural limitation is larger, and the electric connection between modules with different spacing cannot be met.

In summary, how to provide a PCB board-to-board connection structure, so that the installation is convenient, and meanwhile, the tolerance between the PCB boards is large, so as to meet the design requirements of different module pitches, is a problem to be solved by those skilled in the art.

Disclosure of Invention

Therefore, the utility model aims to provide a PCB board-to-board connection structure, which is convenient to install and has large tolerance between the PCB boards so as to meet the design requirements of different module spacing.

In order to achieve the above object, the present utility model provides the following technical solutions:

a PCB board-to-board connection structure, comprising:

the two butt joint modules are respectively provided with a PCB (printed circuit board) in the inner cavity, the two butt joint modules can be connected to enable the inner cavities to be communicated, and the butt joint modules are provided with mounting ports for placing the PCB in the butt joint modules;

the board-to-board connector comprises two sockets and plugs matched with the sockets, the two sockets are respectively arranged on the corresponding PCB, a first end of each plug is inserted into one socket, a second end of each plug is inserted into the other socket, and the socket close to one side of the mounting port is movable relative to the plug in a state of being connected with the plug so as to adjust the distance between the two PCB.

Preferably, at least one row of jacks are arranged in each socket, each plug comprises a connecting bushing and at least one row of pins arranged on the connecting bushing, and the pins and the jacks are in one-to-one correspondence.

Preferably, a row of holes are formed in the position, corresponding to the row of jacks in the socket, on the PCB, and the row of holes are used for penetrating the row of pins.

Preferably, at least one PCB board is inserted through the pin at the second end of the plug, and is connected to the socket on one PCB board.

Preferably, the mounting opening is disposed on one of the docking modules and is away from one side of the other docking module, and an opening area of the mounting opening is larger than that of the PCB.

Preferably, a cover plate is arranged on the mounting opening.

Preferably, the side surface of one of the docking modules and the side surface of the other docking module adjacent to the docking module are respectively provided with a bolt hole, and a bolt is inserted into the bolt holes for fastening the two docking modules.

Preferably, one of the two end surfaces of the docking module is provided with a sliding groove, the other of the two end surfaces of the docking module is provided with a sliding rail, the sliding rail is slidably arranged in the sliding groove, a locking hole is formed in the sliding groove, a buckle matched with the locking hole is arranged on the sliding rail, and when the buckle is clamped in the locking hole, the two docking modules are locked.

Preferably, the two docking modules are arranged in parallel on the PCB board in the two docking modules in a connection state, and are perpendicular to the row of pins.

Compared with the background technology, the PCB board-to-board connection structure is used for electric connection between the butt joint modules, the two butt joint modules are the first butt joint module and the second butt joint module, the two butt joint modules are respectively connected, so that the first butt joint module is communicated with the second butt joint module and used for placing the board-to-board connector, when the PCB board-to-board connection structure is used, a first PCB board is installed in the first PCB board through the installation opening of the first butt joint module, a left socket is arranged on the first PCB board, then a plug is installed in the first PCB board through the installation opening of the second butt joint module, the first end of the plug is inserted into the left socket, finally, a second PCB board is installed in the second PCB board through the installation opening of the second butt joint module, a right socket is arranged on the second PCB board, the second PCB board is moved towards the second end of the plug, the second end of the plug is inserted into the right socket, the second PCB board can be continuously moved relative to the plug, and the distance between the two PCB boards is adjusted, so that the PCB board-to be suitable for connection between the two PCB boards with different heights.

In summary, all set up the socket on two PCB boards, plug connection is between two sockets, and a PCB board removes for another PCB to adjust the distance between two PCB boards, increase the tolerance between the PCB board, thereby satisfy the electrical connection between the different interval butt joint modules, simultaneously, board to board connector is the syllogic, and the operator inserts two plugs in proper order with the both ends of plug through the installing port in order, in order to avoid board to board connector blind-mate, thereby guarantee the installation convenience between the PCB board.

Drawings

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

Fig. 1 is an exploded view of a PCB board-to-board connection structure according to the present utility model;

fig. 2 is a schematic structural diagram of a PCB board-to-board connection structure according to the present utility model;

fig. 3 is a schematic structural diagram of another PCB board-to-board connection structure according to the present utility model.

In fig. 1 to 3, reference numerals include:

1 is a first butt joint module, 11 is a chute, 12 is a first PCB, and 13 is a left socket;

2 is a second butt joint module, 21 is a slide rail, 22 is a second PCB, and 23 is a right socket;

3 is a plug, 31 is a pin, 32 is a connecting bushing;

4 is an installation port;

5 is a cover plate;

and 6 is an intermediate PCB board group.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

The core of the utility model is to provide a PCB board-to-board connection structure, which is convenient to install and has large tolerance between the PCB boards so as to meet the design requirements of different module spacing.

It should be noted that, in the present embodiment, the orientation or positional relationship indicated by "upper", "lower", "front", "rear", etc. is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present application and simplification of the description, and is not indicative or implying that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 and 2, the present application provides a PCB board-to-board connection structure, including two docking modules and a board-to-board connector; the inner cavities of the butt joint modules are respectively provided with a PCB, the two butt joint modules can be connected to enable the inner cavities to be communicated, and the butt joint modules are provided with mounting ports 4 for placing the PCB into the butt joint modules; the board-to-board connector comprises two sockets and a plug 3 matched with the sockets, the two sockets are respectively arranged on the corresponding PCB boards, the first end of the plug 3 is inserted into one socket, the second end of the plug 3 is inserted into the other socket, and the socket close to one side of the mounting port 4 is movable relative to the plug 3 in a state of being connected with the plug 3 so as to adjust the interval between the two PCB boards.

Specifically, two butt joint modules are first butt joint module 1 and second butt joint module 2 respectively, and the two are connected, and the right side of first butt joint module 1 and the left side intercommunication of second butt joint module 2 for place the board to board connector, the left side of first butt joint module 1 and the right side of second butt joint module 2 all are equipped with mounting port 4, in order to place the PCB board to the butt joint module in. During the use, through the left mounting port 4 of first butt joint module 1, install first PCB board 12 in it, set up left socket 13 on the first PCB board 12, then through the right mounting port 4 of second butt joint module 2, install plug 3 in it, and make the first end of plug 3 insert in left socket 13, finally through the right mounting port 4 of second butt joint module 2, install second PCB board 22 in it, set up right socket 23 on the second PCB board 22, remove the PCB board towards the second end of plug 3, make the second end of plug 3 insert in right socket 23, and can continue to remove the second PCB board for the plug, adjust the distance between two PCB boards, in order to be applicable to the connection between two PCB boards of co-altitude.

To sum up, all set up the socket on two PCB boards, plug 3 connects between two sockets, and the PCB board removes for another PCB to adjust the distance between two PCB boards, increase the tolerance between the PCB board, thereby satisfy the electrical connection between the different interval butt joint modules, simultaneously, board to board connector is the syllogic, and the operator inserts two plug 3 in proper order with the both ends of plug 3 through installing port 4 in order, in order to avoid board to board connector blind-mate, thereby guarantee the installation convenience between the PCB board.

On the basis of the above embodiment, at least one row of jacks is arranged in each socket 3, and the plug 3 comprises a connecting bushing 32 and at least one row of pins 31 arranged on the connecting bushing, wherein the pins 31 and the jacks are in one-to-one correspondence.

Specifically, at least one row of jacks is arranged on one side, opposite to the left socket 13 and the right socket 23, of each row of jacks, metal sheets are arranged in the jacks, the contact pins are made of metal materials, the contact pins 31 are sleeved in the bushings 32 to form a row, and two ends of the row of contact pins 31 are respectively inserted into one row of jacks on the left socket 13 and one row of jacks on the right socket 23 so as to realize electrical connection between two PCB boards.

On the basis of the above embodiment, a row of holes are provided on the PCB at positions corresponding to a row of jacks in the socket, for inserting a row of pins 31.

Specifically, the second PCB 22 is provided with a row of holes, the row of holes corresponds to the row of jacks on the right socket 23 one by one, when the socket is used, one end of the row of pins 31 is inserted into the row of jacks on the left socket 13, the other end sequentially passes through the row of jacks on the right socket 23 and the row of holes on the second PCB 22, so that the row of pins 32 passes through the second PCB 22 to increase the moving range of the second PCB 22 relative to the plug 3, thereby increasing the tolerance between the two PCBs.

On the basis of the above embodiment, please refer to fig. 3, the pin 31 at the second end of the plug 3 is penetrated with at least one PCB board and is connected with the socket on the PCB board.

Specifically, an intermediate PCB board group 6 may be disposed between the first PCB board 12 and the second PCB board 22, where the intermediate PCB board group 6 includes at least one PCB board, and a row of jacks corresponding to the row of pins are disposed on the intermediate PCB board group 6, the intermediate PCB board group 6 is disposed in the second docking module 2, one end of the row of pins 31 is inserted into the left socket 13 on the first PCB board 12, and the other end of the row of pins 31 sequentially penetrates through the intermediate PCB board group 6 and is inserted into the right socket 23 on the second PCB board 22, so as to implement electrical connection between the multiple boards, thereby improving structural applicability.

On the basis of the embodiment, the mounting port 4 is arranged on one docking module and is away from one side of the other docking module, and the opening area of the mounting port 4 is larger than that of the PCB.

Specifically, the left side of the first docking module 1 is provided with an installation opening 4, the right side of the second docking module 2 is provided with an installation opening 4, the two installation openings 4 are oppositely arranged, and the opening area of the two installation openings 4 is larger than that of the PCB, so that an operator can install the PCB in the docking module.

On the basis of the embodiment, the mounting port 4 is provided with the cover plate 5 to prevent external pollutants from entering the docking module, so as to protect internal electronic components of the docking module.

On the basis of the above embodiment, the right side surface of the first docking module 1 is provided with a first bolt hole, the left side surface of the second docking module 2 is provided with a second bolt hole corresponding to the first bolt hole, and the bolts are inserted into the two bolt holes and fastened by nuts so as to realize firm connection of the two docking modules.

On the basis of the above embodiment, both end surfaces of one docking module are provided with the sliding grooves 11, both end surfaces of the other docking module are provided with the sliding rails 21, the sliding rails 21 are slidably arranged in the sliding grooves 11, locking holes are formed in the sliding grooves 11, buckles matched with the locking holes are arranged on the sliding rails 21, and when the buckles are clamped in the locking holes, the two docking modules are locked.

Specifically, the upper and lower terminal surfaces of first butt joint module 1 all set up spout 11, and the upper and lower terminal surface of second butt joint module 2 all sets up slide rail 21, and the front and back side of spout 11 all sets up the locking groove, and the front and back side of slide rail 21 all sets up the buckle, and during the installation, slide rail 21 slidable locates in spout 11, and first butt joint module 1 and second butt joint module 2 slide relatively, until the buckle joint in the locking groove, first butt joint module 1 and second butt joint module 2 stop the slip, and two butt joint modules lock. By adopting the structure, the installation is completed by the relative sliding of the two butt joint modules, so that the time and the labor are saved, and the installation is convenient.

On the basis of the above embodiment, the two docking modules are arranged in parallel on the PCB board in the two docking modules in the connected state, and are both perpendicular to the row of pins 31.

Specifically, the first PCB 12 and the second PCB 22 are parallel to each other, and the pins 31 in one row are perpendicular to the two PCBs, so that an operator drags the PCBs along the extending direction of the pins 31 in one row, so as to adjust the interval between the two PCBs.

It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The PCB board to board connection structure provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. A PCB board is to board connection structure, its characterized in that includes:

the two butt joint modules are respectively provided with a PCB (printed circuit board) in the inner cavity, the two butt joint modules can be connected to enable the inner cavities to be communicated, and the butt joint modules are provided with mounting ports (4) for placing the PCB in the butt joint modules;

the board-to-board connector comprises two sockets and plugs (3) matched with the sockets, the two sockets are respectively arranged on corresponding PCB boards, a first end of each plug (3) is inserted into one socket, a second end of each plug (3) is inserted into the other socket, and the socket close to one side of each mounting port (4) is movable relative to each plug (3) in a state of being connected with the plug (3) so as to adjust the distance between the two PCB boards.

2. The PCB board-to-board connection structure of claim 1, wherein at least one row of jacks is provided in each of the sockets, the plug (3) includes a connection bushing (32) and at least one row of pins (31) provided thereon, and the pins (31) and the jacks are in one-to-one correspondence.

3. The PCB board-to-board connection structure of claim 2, wherein a row of openings is provided on the PCB board at a position corresponding to a row of the jacks in the socket, for passing through a row of the pins (31).

4. A PCB board-to-board connection according to claim 3, wherein the pins (31) of the second end of the plug (3) are threaded with at least one of the PCBs and are connected to the sockets on one of the PCBs.

5. The PCB board-to-board connection structure of claim 2, wherein the mounting opening (4) is provided on one of the docking modules and is away from one side of the other docking module, and an opening area of the mounting opening (4) is larger than that of the PCB board.

6. The PCB board-to-board connection structure of claim 1, wherein a cover plate (5) is provided on the mounting opening (4).

7. The PCB board-to-board connection structure of any one of claims 1 to 6, wherein a side of one of the docking modules and a side of another of the docking modules adjacent thereto are each provided with a bolt hole into which a bolt is inserted for fastening the two docking modules.

8. The PCB board-to-board connection structure of any one of claims 1 to 6, wherein two end surfaces of one of the docking modules are provided with sliding grooves (11), two end surfaces of the other docking module are provided with sliding rails (21), the sliding rails (21) are slidably arranged in the sliding grooves (11), locking holes are formed in the sliding grooves (11), and buckles matched with the locking holes are formed in the sliding rails (21), and when the buckles are clamped in the locking holes, the two docking modules are locked.

9. The board-to-board connection structure according to claim 2, wherein the two docking modules are arranged in parallel with the PCB boards in the two docking modules in a connected state, and are each perpendicular to a row of the pins (31).