Plug-in type circuit board structure
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of circuit boards, in particular to a plug-in type circuit board structure.
[ background of the invention ]
The circuit board has the name: the circuit board is miniaturized and visualized, and plays an important role in the batch production of fixed circuits and the optimization of the layout of electric appliances, and the multilayer board is formed by laminating more than three conductive pattern layers and insulating materials in the conductive pattern layers at intervals, and the conductive patterns in the multilayer board are interconnected according to requirements. The multilayer circuit board is a product of the development of electronic information technology towards high speed, multifunction, large capacity, small volume, thinning and light weight, and the circuit board is divided into a soft board, a hard board and a soft-hard combined board according to characteristics.
However, the installation environment of some circuit boards can not meet the installation requirements of the circuit boards, for example, the area of the circuit board is large, and the installation position can not meet the installation requirements, or the installation environment is not on a plane, the installation position is composed of two adjacent inclined planes, after the circuit board is required to be divided into two circuit boards, the circuit board is complicated to install and can not be assembled quickly due to the connection of the middle connecting lines.
The invention is provided for overcoming the defects of the prior art.
[ summary of the invention ]
The object of the present invention is to overcome the above-mentioned drawbacks of the prior art and to provide a plug-in circuit board structure.
The invention can be realized by the following technical scheme:
the invention discloses a plug-in type circuit board structure which comprises a circuit board A and a circuit board B, wherein a connecting plate is fixed on one side of the circuit board A, a plurality of connecting devices are uniformly arranged on the connecting plate, each connecting device comprises a connecting pipe arranged on the connecting plate, a connecting groove is formed in the connecting pipe, a connecting block is arranged in the connecting groove, a contact pin is fixed below the connecting block, a connecting spring in a compressed state is fixed in the connecting groove above the connecting block, a limiting groove is formed in the connecting plate below the connecting pipe, a limiting plate in sliding connection with the limiting groove is arranged on the limiting groove, fixed blocks are fixed on two sides of the connecting plate below the limiting plate, connecting holes are formed in positions, corresponding to the contact pin, on the circuit board B, and connecting columns are fixed at the bottoms of the connecting holes. The circuit board A is connected with the circuit board B through the connecting plate at one side of the circuit board A, when the circuit board A and the circuit board B are assembled, the fixing plate on the circuit board B is inserted into a gap between the fixing block below the connecting plate and the connecting plate, when the circuit board B moves to a designated position below the connecting plate, the limiting plate in the limiting groove on the connecting plate is pulled, after the limiting plate is pulled out from the limiting groove, because the connecting spring in a compressed state is fixed in the connecting groove at one side of the connecting block, after the limiting plate is pulled out, the connecting spring pushes the connecting block to move, the contact pin moves along with the connecting block, the contact pin is pushed out from the connecting groove and then inserted into the connecting hole on the circuit board B, the tail end of the contact pin is contacted with the connecting column at the tail end of the connecting hole, the circuit on the circuit board A is effectively butted with the circuit on the circuit board B, the circuit board A is connected with the circuit board B through the connecting plate, and the circuit communication between the circuit board A and the circuit board B is realized through the connecting device arranged on the connecting plate, can realize circuit board A and circuit board B's fast assembly to use the connecting plate of the different angle slopes in bottom as required, can realize that circuit board A and circuit board B are arbitrary angle grafting equipment, can satisfy the circuit board user demand of different installation environment.
Preferably, the contact pin is connected with the circuit on the circuit board A through a spring wire.
Preferably, the fixing block is L-shaped.
Compared with the prior art, the invention has the following advantages:
1. the circuit board A and the circuit board B are connected through the connecting plate, circuit communication between the circuit board A and the circuit board B is achieved through the connecting device arranged on the connecting plate, and rapid assembly of the circuit board A and the circuit board B can be achieved.
2. The connecting plates with different inclined angles at the bottoms are used as required, so that the circuit board A and the circuit board B can be spliced and assembled at any angle, and the circuit board use requirements of different installation environments can be met.
[ description of the drawings ]
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 2;
FIG. 4 is an enlarged view taken at A in FIG. 3;
in the figure: 1. a circuit board A; 2. a connecting plate; 3. a circuit board B; 4. a connecting device; 401. a connecting pipe; 402. connecting grooves; 403. connecting blocks; 404. inserting a pin; 405. a spring wire 406, a connecting spring; 5. connecting holes; 6. connecting columns; 7. a limiting groove; 8. a limiting plate; 9. a fixed block; 10. a fixing plate;
[ detailed description ] embodiments
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings:
as shown in fig. 1 to 4, the invention discloses a plug-in type circuit board structure, which comprises a circuit board a1 and a circuit board B3, wherein a connecting plate 2 is fixed on one side of the circuit board a1, a plurality of connecting devices 4 are uniformly arranged on the connecting plate 2, each connecting device 4 comprises a connecting pipe 401 arranged on the connecting plate 2, a connecting groove 402 is arranged in each connecting pipe 401, a connecting block 403 is arranged in each connecting groove 402, a contact pin 404 is fixed below each connecting block 403, a connecting spring 406 in a compressed state is fixed in each connecting groove 402 above each connecting block 403, a limiting groove 7 is arranged on the connecting plate 2 below each connecting pipe 401, a limiting plate 8 slidably connected with each limiting groove 7 is arranged on each limiting groove 7, fixing blocks 9 are fixed on two sides of the connecting plate 2 below each limiting plate 8, connecting holes 5 are arranged on positions, corresponding to the contact pins 404, on the circuit board B3, and connecting columns 6 are fixed at the bottoms of the connecting holes 5. When the circuit board A1 is connected with the circuit board B3 through the connecting plate 2 at one side of the circuit board A1, and the circuit board A1 and the circuit board B3 are assembled, the fixing plate 10 on the circuit board B3 is inserted into a gap between the fixing block 9 below the connecting plate 2 and the connecting plate 2, when the circuit board B3 moves to a specified position below the connecting plate 2, the limiting plate 8 in the limiting groove 7 on the connecting plate 2 is pulled, after the limiting plate 8 is pulled out from the limiting groove 7, because the connecting spring 406 in a compressed state is fixed in the connecting groove 402 at one side of the connecting block 403, after the limiting plate 8 is pulled out, the connecting spring 406 pushes the connecting block 403 to move, the pin 404 moves along with the connecting block, the pin 404 is pushed out from the connecting groove 402 and then inserted into the connecting hole 5 on the circuit board B3, the tail end of the pin 404 is contacted with the connecting column 6 at the tail end of the connecting hole 5, the circuit on the circuit board A1 is effectively butted with the circuit board B3, the circuit board A1 is connected with the circuit board B3 through the connecting plate 2, and realize circuit intercommunication between circuit board A1 and the circuit board B3 through connecting device 4 that sets up on the connecting plate 2, can realize circuit board A1 and circuit board B3's fast assembly to use the connecting plate 2 of the different angle slopes in bottom as required, can realize that circuit board A1 and circuit board B3 are arbitrary angle grafting equipment, can satisfy the circuit board user demand of different installation environment.
The pins 404 are connected to the circuit on the circuit board a1 through the spring wires 405.
Wherein, the fixed block 9 is L-shaped.
The above is only a preferred embodiment of the present invention, and it should be noted that a person skilled in the art can make various changes, modifications, substitutions and alterations to the embodiments without departing from the technical principles of the present invention, and such changes, modifications, substitutions and alterations should also be regarded as the protection scope of the present invention.