CN220545200U - PCB circuit board with mosaic structure - Google Patents

Abstract

The utility model discloses a PCB circuit board with a splicing structure, which relates to the technical field of PCB circuit boards and is used for solving the problems that the prior circuit board pin connection needs to occupy a larger space, the welding connection is not easy to detach and replace, and the connection stability and reliability of a flexible circuit board are insufficient.

Description

PCB circuit board with mosaic structure

Technical Field

The utility model relates to the technical field of PCB (printed circuit board), in particular to a PCB with a splicing structure.

Background

In modern electronic devices, PCB circuit boards are an integral part. The circuit elements on the PCB realize various functions such as signal processing, data transmission, power control and the like through circuit connection. With the continuous enhancement of the functions of electronic devices, the scale and complexity of PCB circuit boards are also increasing, so that more advanced connection technologies are required to meet the demands.

At present, common connection modes of the PCB comprise pin connection, welding connection, flexible circuit board connection and the like. Although these connection methods can realize circuit connection, they have certain limitations. For example, pin connections require a large space, which is not suitable for connecting complex circuit boards; the welding connection needs professional skills and equipment, and is not easy to detach and replace; although the flexible circuit board connection has better flexibility and bendability, the connection stability and reliability are inferior to those of the rigid PCB circuit board. Therefore, a PCB circuit board with a splicing structure is designed.

Disclosure of Invention

The utility model provides a PCB with a splicing structure, which solves the technical problems in the prior art.

The scheme for solving the technical problems is as follows: the utility model provides a PCB circuit board with mosaic structure includes the circuit board body, the circuit board body is formed by four concatenation circuit boards and assembled piece concatenation, assembled piece includes splice frame, splice frame sets up between four concatenation circuit boards, and splice frame is the cross, form four equipment spaces on the splice frame, every all be provided with four connecting pieces in the equipment space, every two with connecting piece assorted connecting hole have all been seted up to splice circuit board and splice frame's junction, every two caulking grooves have all been seted up on the equipment space inner wall, and the upper and lower inner wall of caulking groove all laminates with the upper and lower both sides of concatenation circuit board, splice frame's top is provided with external hole, and external hole is through a plurality of connecting piece and connecting hole respectively with four concatenation circuit board electric connection, four splice circuit board's edge is provided with spacing subassembly.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, spacing subassembly includes four inlay the post, four inlay the post and set up respectively in the four corners department of circuit board body, four the angle groove has all been seted up to the tip of concatenation circuit board, and inlay the post and inlay and locate the angle inslot, four the trough of belt has all been seted up to the edge of concatenation circuit board, four all be connected with the band between the inlay post, and the band inlays and locate in the trough of belt, four the band all adopts elastic rubber material.

Further, the upper and lower both ends of four the embedded columns are all fixed with the locating part, and the surface of locating part is provided with the sponge layer, the sponge layer on locating part surface is laminated with the upper and lower both sides of concatenation circuit board.

Further, four clamping grooves are formed in the spliced circuit board, and four binding bands are clamped in the four clamping grooves.

Further, the junction of connecting piece and concatenation frame sets up elastic connection spare, connecting piece and connecting hole all are provided with the tapering of drawing the mould.

The beneficial effects of the utility model are as follows: the utility model provides a PCB circuit board with a splicing structure, which has the following advantages:

the scheme realizes mutual splicing of a plurality of spliced circuit boards through mutual embedding of the connecting piece and the connecting hole, has the advantages of stable and reliable connection, easy disassembly and replacement and the like, can meet the requirements of modern electronic equipment on the PCB circuit board connection technology, and has wide application prospect.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the present utility model;

fig. 3 is a second view of the present utility model in fig. 2.

In the drawings, the list of components represented by the various numbers is as follows:

1. a circuit board body; 2. splicing the circuit boards; 3. splicing frames; 4. a caulking groove; 5. a connecting piece; 6. an external hole; 7. a connection hole; 8. a groove; 9. an angular groove; 10. embedding a column; 11. a limiting piece; 12. a binding belt; 13. a clamping groove.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-3, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

As shown in fig. 1-3, the present utility model provides a PCB circuit board with a splicing structure, which includes a circuit board body 1, wherein the circuit board body 1 is formed by splicing four spliced circuit boards 2 and an assembly;

the assembly comprises a splicing frame 3, the splicing frame 3 is arranged among four splicing circuit boards 2, the splicing frame 3 is in a cross shape, four assembly spaces are formed on the splicing frame 3, the four splicing circuit boards 2 are respectively arranged in the four assembly spaces formed by the splicing frame 3, four connecting pieces 5 are arranged in each assembly space, two connecting holes 7 matched with the connecting pieces 5 are formed at the connecting positions of each splicing circuit board 2 and the splicing frame 3, when the splicing circuit boards 2 are assembled into the assembly spaces in the splicing frame 3, the connecting holes 7 on the splicing circuit boards 2 can be spliced into the connecting pieces 5 in the splicing frame 3, the connecting positions of the connecting pieces 5 and the splicing frame 3 are provided with elastic connecting pieces matched with the taper of the connecting pieces 5 and the connecting holes 7, so that the convenience of splicing the splicing circuit boards 2 in the splicing frame 3 can be improved, and the dismounting efficiency can be improved; two caulking grooves 4 are formed in the inner wall of each assembly space, the upper inner wall and the lower inner wall of each caulking groove 4 are attached to the upper side and the lower side of the spliced circuit board 2, and the stability of connection between the four spliced circuit boards 2 and the spliced frame 3 can be improved due to the arrangement of the caulking grooves 4; the top of the splicing frame 3 is provided with an external hole 6, the external hole 6 is respectively and electrically connected with the four splicing circuit boards 2 through a plurality of connecting pieces 5 and connecting holes 7, and the splicing circuit boards 2 are electrically connected with the outside through the external hole 6; limiting components are arranged at the edges of the four spliced circuit boards 2;

the limiting component comprises four embedded columns 10, the four embedded columns 10 are respectively arranged at four corners of the circuit board body 1, the end parts of the four spliced circuit boards 2 are provided with angle grooves 9, the embedded columns 10 are embedded in the angle grooves 9, the edge parts of the four spliced circuit boards 2 are provided with belt grooves 8, the four embedded columns 10 are connected with belt belts 12, and the belt belts 12 are embedded in the belt grooves 8; four clamping grooves 13 are formed in the spliced circuit board 2, and four binding bands 12 are clamped in the four clamping grooves 13; the four embedded columns 10 are tightly bound with the spliced circuit board 2 and the spliced frame 3 through four connected belts 12, the four belts 12 are made of elastic rubber, so that the firmness of the binding can be improved, the four embedded columns 10 can be embedded in the four corner grooves 9 respectively, the belts 12 can also be embedded in the groove 8 and the clamping groove 13, and the stability of the whole circuit board body 1 is further improved;

the upper and lower both ends of four embedded posts 10 all are fixed with locating part 11, and the surface of locating part 11 is provided with the sponge layer, and the sponge layer on locating part 11 surface is laminated with the upper and lower both sides of concatenation circuit board 2, and this kind of setting can improve the stability that spacing subassembly is connected with four concatenation circuit boards 2 to locating part 11's setting also can play certain protective effect to whole circuit board body 1.

The specific working principle and the using method of the utility model are as follows: when the utility model is in actual use, the four spliced circuit boards 2 are spliced into four assembly spaces in the spliced frame 3 respectively, the grooves 8 on the spliced circuit boards 2 are aligned with the connecting pieces 5 on the spliced frame 3 for splicing in the splicing process, and the connection is stable and can form electric connection, and then the electric connection is connected with external equipment through the external connection holes 6; after the four spliced circuit boards 2 are spliced, four embedded columns 10 in the limiting assembly are embedded in corner grooves 9 of four endpoints of the circuit board body 1 respectively, then four belts 12 are embedded in the groove grooves 8 respectively, and the disassembly and assembly are very convenient by utilizing the material characteristics of the belts 12.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art can smoothly practice the utility model as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims (5)

1. The utility model provides a PCB circuit board with mosaic structure, includes circuit board body (1), circuit board body (1) are formed by four concatenation circuit boards (2) and assembled piece concatenation, a serial communication port, assembled piece includes concatenation frame (3), concatenation frame (3) set up between four concatenation circuit boards (2), and concatenation frame (3) are the cross, form four equipment spaces on concatenation frame (3), every all be provided with four connecting pieces (5) in the equipment space, every two connecting holes (7) with connecting piece (5) assorted are all offered in junction of concatenation circuit board (2) and concatenation frame (3), every two caulking grooves (4) have all been seted up on the equipment space inner wall, and the upper and lower inner wall of caulking groove (4) all is laminated with the upper and lower both sides of concatenation circuit board (2), the top of concatenation frame (3) is provided with external hole (6), and external hole (6) are through a plurality of connecting piece (5) and connecting hole (7) respectively with four concatenation circuit boards (2) limit electrical connection.

2. The PCB circuit board with the splicing structure of claim 1, wherein the limiting component comprises four embedded posts (10), the four embedded posts (10) are respectively arranged at four corners of the circuit board body (1), the four end parts of the splicing circuit board (2) are provided with angle grooves (9), the embedded posts (10) are embedded in the angle grooves (9), the four edge parts of the splicing circuit board (2) are provided with belt grooves (8), and a belt (12) is connected between the four embedded posts (10), and the belt (12) is embedded in the belt grooves (8).

3. The PCB with the splicing structure according to claim 2, wherein the upper ends and the lower ends of the four embedded columns (10) are respectively fixed with a limiting piece (11), the surfaces of the limiting pieces (11) are provided with sponge layers, and the sponge layers on the surfaces of the limiting pieces (11) are attached to the upper sides and the lower sides of the splicing circuit board (2).

4. A PCB circuit board with a splicing structure according to claim 3, characterized in that the splicing circuit board (2) is provided with four clamping grooves (13), and four belts (12) are clamped in the four clamping grooves (13).

5. The PCB with the splicing structure according to claim 4, wherein an elastic connecting piece is arranged at the joint of the connecting piece (5) and the splicing frame (3), and the connecting piece (5) and the connecting hole (7) are both provided with taper of a drawing die.