A circuit board assembly with a folded structure

Abstract

This utility model discloses a circuit board assembly with a folding structure, including a circuit board substrate and a folding connection mechanism. The circuit boards are connected by the folding connection mechanism. A positioning plate is sleeved on the outer side of the circuit board substrate. A heat-conducting plate is fixedly installed in the middle of the positioning plate, and the top of the heat-conducting plate is in contact with the bottom of the circuit board substrate. Several heat dissipation fins are fixedly connected to the bottom of the heat-conducting plate. Several limiting mechanisms are provided at the connection between the circuit board substrate and the positioning plate. The limiting mechanism includes a locking plate and a locking plate that is locked to the bottom of the mounting shell. A fixing block is fixedly connected to the bottom of the locking plate. A limiting pressure block is fixedly connected to the top of the back of the mounting shell. An alignment groove matching the locking plate is opened in the middle of the mounting shell. An interference film is fixedly connected to the inner wall of the alignment groove. This utility model provides a circuit board assembly with a folding structure, which facilitates the subsequent installation and disassembly of the circuit board, is easy to use, and improves efficiency.

Description

Technical Field

[0001] This utility model relates to the field of circuit boards, specifically a circuit board assembly with a folding structure. Background Technology

[0002] A circuit board, also known as a printed circuit board or printed circuit board, is a printed board on an insulating substrate with interconnecting wires formed according to a predetermined design. Circuit boards provide electrical connections and physical support for electronic components. Existing circuit board assemblies are connected together with flexible connectors for easy folding and use. However, circuit boards are usually fixed with screws or adhesives, making subsequent disassembly inconvenient and reducing efficiency. Utility Model Content

[0003] The purpose of this invention is to provide a circuit board assembly with a folding structure to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a circuit board assembly with a folding structure, comprising a circuit board substrate and a folding connection mechanism, wherein the circuit boards are connected by the folding connection mechanism, a positioning plate is sleeved on the outer side of the circuit board substrate, and a plurality of electronic devices are disposed on the surface of the circuit board substrate, the folding connection mechanism comprising a flexible substrate and conductive sheets fixedly connected to both sides of the flexible substrate, conductive adhesive being connected to one side of the conductive sheet, a heat-conducting plate being fixedly installed in the middle of the positioning plate, and the top of the heat-conducting plate contacting the bottom of the circuit board substrate, a plurality of heat dissipation fins being fixedly connected to the bottom of the heat-conducting plate, a plurality of limiting mechanisms being provided at the connection between the circuit board substrate and the positioning plate, the limiting mechanism comprising a locking plate and a locking plate locked to the bottom of the mounting shell, a fixing block being fixedly connected to the bottom of the locking plate, a limiting pressure block being fixedly connected to the top of the back of the mounting shell, an alignment groove matching the locking plate being opened in the middle of the mounting shell, and an interference film being fixedly connected to the inner wall of the alignment groove.

[0005] Preferably, the circuit board is located in the middle of the positioning plate, and mounting screw holes are provided at all corners of the positioning plate. The circuit board is a rigid circuit board, the flexible substrate is a flexible circuit board, the circuit board and the flexible substrate are electrically connected, and the mounting screw holes facilitate the fixing of the positioning plate.

[0006] Preferably, the bottom of the fixing block is fixedly connected to the top surface of the positioning plate, and the limiting pressure block is in contact with the top of the circuit board, and the limiting pressure block is used to press the circuit board.

[0007] Preferably, an insulating gasket is fixedly connected to the bottom end of the limiting pressure block, and the limiting pressure block is arranged perpendicularly to the mounting shell.

[0008] Preferably, the surface of the limiting mechanism is provided with a positioning recess, and the bottom end of the mounting shell is fixedly connected with a positioning protrusion corresponding to the positioning recess. The positioning protrusion engages with the positioning recess, and the positioning recess and positioning protrusion facilitate the fitting connection between the bottom of the mounting shell and the fixing block.

[0009] Compared with the prior art, the beneficial effects of this utility model are:

[0010] A heat-conducting plate and heat dissipation fins are installed below the corresponding positions of the circuit board to improve the heat dissipation performance of the circuit board. The circuit board and the positioning plate are connected by several limiting mechanisms. During installation, the circuit board is snapped into the middle of the positioning plate and then fixed by several limiting mechanisms. Specifically, the mounting shell is snapped into the clamping plate, and the clamping plate is snapped into the alignment groove of the mounting shell. The setting of the interference film makes the connection between the mounting shell and the clamping plate tighter, and the pressing of the mounting shell makes the limiting pressure block above the circuit board, thus completing the limiting of the circuit board, which facilitates the subsequent installation and disassembly of the circuit board, making it convenient to use and improving efficiency. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the structure of this utility model;

[0012] Figure 2 This is a diagram showing the connection structure between the circuit board and the positioning plate of this utility model.

[0013] Figure 3 This is a structural diagram of the folding connection mechanism of this utility model;

[0014] Figure 4 This is a structural diagram of the limiting mechanism of this utility model;

[0015] Figure 5 This is a structural diagram showing the connection between the mounting shell and the card plate of this utility model.

[0016] In the diagram: 1. Circuit board; 2. Folding connection mechanism; 3. Positioning plate; 4. Limiting mechanism; 5. Electronic components; 6. Heat-conducting plate; 7. Heat dissipation fins; 8. Mounting screw holes; 9. Flexible substrate; 10. Conductive sheet; 11. Conductive adhesive; 12. Mounting shell; 13. Clamping plate; 14. Fixing block; 15. Limiting pressure block; 16. Alignment groove; 17. Interference fit film; 18. Insulating gasket; 19. Positioning recess; 20. Positioning protrusion. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] Please see Figure 1-5 This utility model provides a circuit board assembly with a folding structure, including a circuit board substrate 1 and a folding connection mechanism 2. The circuit boards 1 are connected to each other through the folding connection mechanism 2. A positioning plate 3 is sleeved on the outer side of the circuit board substrate 1. Several electronic devices 5 are provided on the surface of the circuit board substrate 1. The folding connection mechanism 2 includes a flexible substrate 9 and conductive sheets 10 fixedly connected to both sides of the flexible substrate 9. Conductive adhesive 11 is connected to one side of the conductive sheet 10. A heat-conducting plate 6 is fixedly installed in the middle of the positioning plate 3, and the top of the heat-conducting plate 6 is in contact with the bottom of the circuit board substrate 1. Several heat dissipation fins 7 are fixedly connected to the bottom of the heat-conducting plate 6. Several limiting mechanisms 4 are provided at the connection between the circuit board substrate 1 and the positioning plate 3. The limiting mechanism 4 includes a locking plate 13 and a locking plate 13 that is locked to the bottom of the mounting shell 12. A fixing block 14 is fixedly connected to the bottom of the locking plate 13. A limiting pressure block 15 is fixedly connected to the top of the back of the mounting shell 12. An alignment groove 16 matching the locking plate 13 is opened in the middle of the mounting shell 12. An interference film 17 is fixedly connected to the inner wall of the alignment groove 16.

[0019] See Figure 1-5 The circuit board 1 is located in the middle of the positioning plate 3. The corners of the positioning plate 3 are provided with mounting screw holes 8. The circuit board 1 is a rigid circuit board, and the flexible substrate 9 is a flexible circuit board. The circuit board 1 and the flexible substrate 9 are electrically connected.

[0020] In this embodiment, the number of circuit boards 1 is set to multiple as needed, and they are connected together by a folding connection mechanism 2, which facilitates the folding and use of the entire circuit board and can save space by folding. In addition, a heat-conducting plate 6 and heat dissipation fins 7 are provided below the corresponding positions of the circuit boards 1, which can improve the heat dissipation performance of the circuit boards 1.

[0021] See Figure 1-5 The bottom of the fixing block 14 is fixedly connected to the top surface of the positioning plate 3. The limiting pressure block 15 is in contact with the top of the circuit board 1. An insulating pad 18 is fixedly connected to the bottom end of the limiting pressure block 15. The limiting pressure block 15 is perpendicular to the mounting shell 12. The surface of the limiting mechanism 4 is provided with a positioning recess 19. The bottom end of the mounting shell 12 is fixedly connected with a positioning protrusion 20 corresponding to the positioning recess 19. The positioning protrusion 20 is engaged with the positioning recess 19.

[0022] In this embodiment, the circuit board 1 and the positioning plate 3 are connected by several limiting mechanisms 4. During installation, the circuit board 1 is inserted into the middle of the positioning plate 3 and then fixed by several limiting mechanisms 4. Specifically, the mounting shell 12 is inserted into the clamping plate 13, and the clamping plate 13 is engaged inside the alignment groove 16 of the mounting shell 12. The interference fit film 17 makes the connection between the mounting shell 12 and the clamping plate 13 tighter, thus completing the limiting of the circuit board 1.

[0023] In practical use, this utility model provides a circuit board assembly with a folding structure. The circuit board substrate 1 is mounted on the positioning plate 3, and the mounting and fixing can be completed by adding bolts to the positioning plate 3. The number of circuit boards 1 can be set as needed, and they are connected together by a folding connection mechanism 2, which facilitates the folding and use of the entire circuit board, saving space. A heat-conducting plate 6 and heat dissipation fins 7 are set below the corresponding positions of the circuit boards 1 to improve the heat dissipation performance of the circuit boards 1. The circuit boards 1 and the positioning plate 3 are connected by several limiting mechanisms 4. During installation, the circuit boards 1 are snapped into the middle of the positioning plate 3, and then limited and fixed by several limiting mechanisms 4. Specifically, the mounting shell 12 is snapped into the clamping plate 13, and the clamping plate 13 is snapped into the alignment groove 16 of the mounting shell 12. The setting of the interference film 17 makes the connection between the mounting shell 12 and the clamping plate 13 more compact, and the pressing of the mounting shell 12 makes the limiting pressure block 15 above the circuit boards 1, completing the limitation of the circuit boards 1, thus facilitating the subsequent installation and disassembly of the circuit board, making it convenient to use and improving efficiency.

[0024] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A wiring board assembly having a folded structure, comprising a wiring substrate (1) and a folding engagement mechanism (2), characterized by: The circuit boards (1) are connected by a folding connection mechanism (2). A positioning plate (3) is sleeved on the outer side of the circuit board (1). Several electronic devices (5) are provided on the surface of the circuit board (1). The folding connection mechanism (2) includes a flexible substrate (9) and conductive sheets (10) fixedly connected to both sides of the flexible substrate (9). Conductive adhesive (11) is connected to one side of the conductive sheet (10). A heat-conducting plate (6) is fixedly installed in the middle of the positioning plate (3), and the top of the heat-conducting plate (6) is in contact with the bottom of the circuit board (1). The bottom of the heat-conducting plate (6) is... The circuit board (1) is fixedly connected with several heat dissipation fins (7). Several limiting mechanisms (4) are provided at the connection between the circuit board (1) and the positioning plate (3). The limiting mechanism (4) includes a clamping plate (13) and a clamping plate (13) clamped to the bottom of the mounting shell (12). A fixing block (14) is fixedly connected to the bottom of the clamping plate (13). A limiting pressure block (15) is fixedly connected to the top of the back of the mounting shell (12). An alignment groove (16) matching the clamping plate (13) is opened in the middle of the mounting shell (12). An interference film (17) is fixedly connected to the inner wall of the alignment groove (16).

2. The circuit board assembly having a folded structure according to claim 1, wherein: The circuit board (1) is located in the middle of the positioning plate (3), and mounting screw holes (8) are provided at the corners of the positioning plate (3).

3. The circuit board assembly having a folded structure of claim 1, wherein: The circuit board (1) is a rigid circuit board, and the flexible substrate (9) is a flexible circuit board. The circuit board (1) and the flexible substrate (9) are electrically connected.

4. The circuit board assembly having a folded structure of claim 1, wherein: The bottom of the fixing block (14) is fixedly connected to the top surface of the positioning plate (3), and the limiting pressure block (15) is in contact with the top of the circuit board (1).

5. The circuit board assembly having a folded structure of claim 1, wherein: An insulating pad (18) is fixedly connected to the bottom end of the limiting pressure block (15), and the limiting pressure block (15) is set perpendicular to the mounting shell (12).

6. The circuit board assembly having a folded structure of claim 1, wherein: The limiting mechanism (4) has a positioning recess (19) on its surface, and the bottom end of the mounting shell (12) is fixedly connected to a positioning protrusion (20) corresponding to the positioning recess (19), and the positioning protrusion (20) is engaged with the positioning recess (19).

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