Embedded composite PCB

Abstract

The utility model discloses an embedded composite PCB, which relates to the technical field of embedded composite PCBs and comprises a bottom plate, fixing holes are arranged on the periphery of the bottom plate, a barrier plate is arranged between two sides of the periphery of the bottom plate, the bottom of the barrier plate is fixedly connected onto the bottom plate, two side edges of the barrier plate are arc-shaped, and positioning plates are arranged on the inner side of the barrier plate at equal intervals. The positioning plates are located at the four corners of the inner side of the bottom plate correspondingly and are integrally in an L shape. According to the utility model, through the mutual cooperation of the barrier plate and the positioning plate, the embedded composite PCB on the inner side can be prevented from being damaged, the use stability of the embedded composite PCB is improved, the protection function of the embedded composite PCB can be realized, and through the fixing bolts and the multiple layers of fixing plates, the embedded composite PCB is prevented from being damaged. According to the embedded composite PCB, the embedded composite PCB can be conveniently cleaned and maintained in the using process, the using convenience of the embedded composite PCB is improved, then the cleaning and maintaining functions can be achieved, and finally the problems of protection, maintenance and detection of the embedded composite PCB in the using process are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of embedded composite PCB boards, in particular to an embedded composite PCB board. Background Art

[0002] Initially, PCB manufacturing technology was mainly focused on single-layer and double-layer boards, which limited the complexity of circuit design and functional integration. With the development of multi-layer board technology, designers began to think about how to integrate more functions and components into PCBs, and embedded components became one of the solutions. Existing embedded composite PCBs are usually composed of the following main parts: internal functional layer, chip and package, substrate, copper cladding and connection layer and external packaging layer. Existing embedded composite PCBs are usually easily damaged due to accidental collisions during use. Secondly, PCBs that have been used for a long time need regular maintenance, such as cleaning and testing, to ensure the stable operation of the circuit, and existing embedded composite PCBs are difficult to maintain and clean. Therefore, the above technical problems need to be solved. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes an embedded composite PCB board.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an embedded composite PCB board, including a base plate, the base plate is provided with fixing holes around it, and a blocking plate is installed between the two sides around the base plate, the bottom of the blocking plate is fixedly connected to the base plate, and the two side edges of the blocking plate are both arc-shaped, and positioning plates are equidistantly installed on the inner side of the blocking plate, the positioning plates are respectively located at the four corners of the inner side of the base plate, and the positioning plate is L-shaped as a whole, and the positioning plates are equidistantly spaced.

[0005] Preferably, a fixing bolt is installed on the inner side of the positioning plate, a fixing column is installed on the lower end of the fixing bolt, a limiting hole is provided on the inner side of the fixing column, and a threaded groove is opened on the inner side of the fixing column.

[0006] Preferably, a heat dissipation grille is provided in the middle of the bottom plate, and a barrier cloth is installed between the bottom plate and the heat dissipation grille, and the barrier cloth is clamped between the bottom plate and the heat dissipation grille.

[0007] Preferably, a plurality of fixing plates are installed inside the positioning plate, and the inner wall of the positioning plate is tightly attached to the outer side of the plurality of fixing plates.

[0008] Preferably, a circuit board is installed on the topmost layer of the multi-layer fixing plate, and the circuit board and the fixing plate are tightly fitted together by fixing bolts.

[0009] Preferably, the multi-layer fixed plate comprises a limiting plate, a bonding layer and a buffer plate respectively, the upper end of the limiting plate is in close contact with the bottom surface of the circuit board, and the lower end of the limiting plate is attached to the bonding layer, and the lower end of the bonding layer is attached to the buffer plate.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: in the utility model, the barrier plate and the positioning plate cooperate with each other to prevent the inner embedded composite PCB board from being damaged, thereby improving the stability of the embedded composite PCB board in use, thereby realizing the function of protecting the embedded composite PCB board, and then through the fixing bolts and the multi-layer fixing plate, it is convenient to clean and maintain the embedded composite PCB board during use, thereby improving the convenience of using the embedded composite PCB board, thereby realizing the function of cleaning and maintenance, and finally solving the problems of protection, maintenance and detection of the embedded composite PCB board during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0012] Figure 1 This is a schematic diagram of the overall three-dimensional structure proposed by the utility model;

[0013] Figure 2 This is a schematic diagram of the overall three-dimensional structure of the other side proposed by the utility model;

[0014] Figure 3 This is a schematic diagram of the top view structure proposed by the utility model;

[0015] Figure 4 This is a schematic diagram of the structure when viewed from above proposed by the utility model;

[0016] Figure 5 This is a side cross-sectional structural schematic diagram of the utility model.

[0017] Serial numbers in the figure: 1. bottom plate; 2. barrier plate; 3. fixing hole; 4. positioning plate; 5. fixing bolt; 6. limiting hole; 7. heat dissipation grille; 8. circuit board; 9. limiting plate; 10. bonding layer; 11. buffer plate. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Example: See Figure 1-5An embedded composite PCB board in the utility model comprises a bottom plate 1, the bottom plate 1 is provided with fixing holes 3 around it, and a blocking plate 2 is installed between the two sides around the bottom plate 1, the bottom of the blocking plate 2 is fixedly connected to the bottom plate 1, and the two sides of the blocking plate 2 are arc-shaped, and positioning plates 4 are equidistantly installed on the inner side of the blocking plate 2, the positioning plates 4 are respectively located at the four corners of the inner side of the bottom plate 1, and the positioning plates 4 are L-shaped as a whole, and there are equidistant intervals between the positioning plates 4, and the positioning plates 4 and the blocking plates 2 are convenient to prevent the embedded composite PCB board from being damaged during use; a fixing bolt 5 is installed on the inner side of the positioning plate 4, a fixing column is installed at the lower end of the fixing bolt 5, and a limiting hole 6 is provided on the inner side of the fixing column, and a threaded groove is opened on the inner side of the fixing column, and the limiting hole 6 on the inner side of the fixing column is convenient to position the embedded composite PCB board.

[0020] In the utility model, a heat dissipation grille 7 is provided in the middle of the bottom plate 1, and a barrier cloth is installed between the bottom plate 1 and the heat dissipation grille 7, and the barrier cloth is snapped between the bottom plate 1 and the heat dissipation grille 7, and the heat dissipation grille 7 and the barrier cloth are used to facilitate heat dissipation and dust prevention of the embedded composite PCB board; a multi-layer fixing plate is installed on the inner side of the positioning plate 4, and the inner wall of the positioning plate 4 is tightly fitted to the outer side of the multi-layer fixing plate; a circuit board 8 is installed on the top layer of the multi-layer fixing plate, and the circuit board 8 and the fixing plate are tightly fitted by fixing bolts 5, and the circuit board 8 is convenient to fix through the circuit board 8 and the fixing bolts 5, which can effectively prevent the circuit board 8 from moving; the multi-layer fixing plate respectively includes a limiting plate 9, a bonding layer 10 and a buffer plate 11, the upper end of the limiting plate 9 is in close contact with the bottom surface of the circuit board 8, and the lower end of the limiting plate 9 is attached to the bonding layer 10, and the lower end of the bonding layer 10 is attached with the buffer plate 11, and the buffer plate 11 and the limiting plate 9 can effectively prevent the embedded composite PCB board from being damaged.

[0021] Working principle: When the utility model is used, first, the bottom plate 1 and the barrier plates 2 on all sides can effectively prevent objects from colliding, and then the bottom plate 1 can be fixed on one side through the fixing holes 3 at the four corners of the bottom plate 1, and then the position of the inner embedded composite PCB board is determined through the positioning plate 4, and then the embedded composite PCB board is fixed to the multi-layer fixing plate through the fixing bolts 5 and the limiting holes 6, so that the embedded composite PCB board and the multi-layer fixing plate are tightly fitted and fixed, and then the heat dissipation grille 7 on the bottom plate 1 is used to facilitate the heat dissipation of the embedded composite PCB board during operation, and then the circuit board 8 and the multi-layer fixing plate are used to facilitate maintenance and cleaning of the circuit board 8, and then the limiting plate 9 and the buffer plate 11 on the multi-layer fixing plate are used to prevent the embedded composite PCB board from being damaged during installation, and then the limiting plate 9 and the buffer plate 11 are tightly attached to each other through the bonding layer 10.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An embedded composite PCB board, comprising a bottom plate (1), characterized in that: The bottom plate (1) is provided with fixing holes (3) around it, and a baffle plate (2) is installed between the two sides around the bottom plate (1), the bottom of the baffle plate (2) is fixed to the bottom plate (1), and both sides of the baffle plate (2) are arc-shaped, and positioning plates (4) are evenly installed on the inner side of the baffle plate (2), and the positioning plates (4) are respectively located at the four inner corners of the bottom plate (1), and the positioning plates (4) are L-shaped as a whole, and the positioning plates (4) are evenly spaced.

2. The embedded composite PCB according to claim 1, characterized in that: A fixing bolt (5) is installed on the inner side of the positioning plate (4), a fixing column is installed on the lower end of the fixing bolt (5), a limiting hole (6) is provided on the inner side of the fixing column, and a threaded groove is opened on the inner side of the fixing column.

3. The embedded composite PCB according to claim 1, characterized in that: A heat dissipation grille (7) is provided in the middle of the bottom plate (1), and a barrier cloth is installed between the bottom plate (1) and the heat dissipation grille (7), and the barrier cloth is clamped between the bottom plate (1) and the heat dissipation grille (7).

4. The embedded composite PCB according to claim 2, characterized in that: A plurality of fixing plates are arranged on the inner side of the positioning plate (4), and the inner wall of the positioning plate (4) is tightly fitted to the outer side of the plurality of fixing plates.

5. The embedded composite PCB according to claim 4, characterized in that: A circuit board (8) is installed on the topmost layer of the multi-layer fixing plate, and the circuit board (8) and the fixing plate are tightly fitted together via fixing bolts (5).

6. The embedded composite PCB according to claim 5, characterized in that: The multi-layer fixed plate comprises a limiting plate (9), a bonding layer (10) and a buffer plate (11), respectively; the upper end of the limiting plate (9) is in close contact with the bottom surface of the circuit board (8), and the lower end of the limiting plate (9) is bonded to the bonding layer (10); the lower end of the bonding layer (10) is bonded to the buffer plate (11).

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