A flexible circuit board connected to a PCB board

Abstract

The utility model discloses a flexible circuit board connected to a PCB board, comprising: a connecting base plate, the upper surface of the connecting base plate is fixedly connected with a connecting rod, the inner surface of the connecting rod is fixedly connected with a first spring, one end of the first spring away from the connecting rod is fixedly connected with a sliding block, the inner surface of the sliding block is rotatably connected with a resisting rod, the outer surface of the resisting rod is movably connected with a connecting plate, the outer surface of the connecting plate is fixedly connected with a mounting frame, the inner surface of the mounting frame is fixedly connected with a heat dissipation net, and the lower surface of the heat dissipation net is fixedly connected with a second spring. By arranging the connecting base plate, the connecting rod, the first spring, the sliding block, the resisting rod, the connecting plate, the mounting frame, the heat dissipation net, the second spring, the pressing plate, the aluminum alloy sheet, the positioning plate and the positioning rod, the installation of the connecting head is convenient for assembly and disassembly, and the connecting head will not be pulled and damaged during the disassembly process, thereby improving safety and having heat dissipation performance.

Description

Technical Field

[0001] The utility model relates to the technical field of flexible circuit boards, in particular to a flexible circuit board connected to a PCB board. Background Art

[0002] To meet the bending requirements, two PCB circuit boards will be designed and connected through a flexible circuit board to achieve bending. The existing flexible circuit board uses a hollow flexible board to produce a conductive pad design to replace the traditional connector welding structure, thereby reducing the procurement cost of the connector, reducing the welding of the connector and the defects caused by the welding process; eliminating the risk of short circuit and open circuit defects during the plugging and unplugging of the flexible circuit board.

[0003] However, the existing flexible circuit board connecting wires are connected by glue, which is not convenient for disassembly and assembly, and the connecting wires are easily damaged during disassembly. After searching, it was found that the technical solution provided by the utility model with application number CN202321400987.7 also has the above-mentioned problems. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a flexible circuit board connected to a PCB board. By arranging a connecting bottom plate, a connecting rod, a first spring, a slider, a contact rod, a connecting plate, a mounting frame, a heat dissipation net, a second spring, a pressure plate, an aluminum alloy sheet, a positioning plate, and a positioning rod, the installation of the connector is convenient for assembly and disassembly, and the connector will not be pulled or damaged during the disassembly process, thereby improving safety and having heat dissipation properties.

[0005] To achieve the above-mentioned purpose, the utility model also provides a flexible circuit board connected to a PCB board, comprising: a connecting base plate, the upper surface of the connecting base plate is fixedly connected to a connecting rod, the inner surface of the connecting rod is fixedly connected to a first spring, the end of the first spring away from the connecting rod is fixedly connected to a slider, the inner surface of the slider is rotatably connected to a resistance rod, the outer surface of the resistance rod is movably connected to a connecting plate, the outer surface of the connecting plate is fixedly connected to a mounting frame, the inner surface of the mounting frame is fixedly connected to a heat dissipation net, the lower surface of the heat dissipation net is fixedly connected to a second spring, and the first spring is fixedly connected to a slider at one end away from the connecting rod. One end of the second spring away from the heat dissipation net is fixedly connected to a pressure plate, the lower surface of the pressure plate is fixedly connected to an aluminum alloy sheet, the lower surface of the aluminum alloy sheet is fixedly connected to a positioning plate, the inner surface of the positioning plate is slidably connected to a positioning rod, and the lower surface of the positioning rod is fixedly connected to a connecting head. By arranging a connecting bottom plate, a connecting rod, a first spring, a slider, a resistance rod, a connecting plate, a mounting frame, a heat dissipation net, a second spring, a pressure plate, an aluminum alloy sheet, a positioning plate, and a positioning rod, the installation of the connecting head is convenient for assembly and disassembly, and the connecting head will not be pulled or damaged during the disassembly process, thereby improving safety and having heat dissipation properties.

[0006] According to the flexible circuit board connected to the PCB board, the outer surface of the slider is slidably connected to the connecting rod, and the lower surface of the connecting plate is movably connected to the connecting bottom plate.

[0007] According to the flexible circuit board connected to the PCB board, the inner surface of the connecting plate is slidably connected to the connecting rod, and the number of the second springs is three and they are distributed left and right, so that the downward pressing force is more uniform.

[0008] According to the flexible circuit board connected to the PCB board, the outer surface of the connector is fixedly connected to the flexible circuit board body, and the side surface of the connector is movably connected to the mounting frame.

[0009] According to the flexible circuit board connected to the PCB board, the outer surface of the pressing plate is slidably connected to the mounting frame, and the positioning plate is made of rubber to avoid wear during direct contact with the connector.

[0010] According to the flexible circuit board connected to the PCB board, the inner surface of the positioning plate is provided with a positioning hole, and the inner surface of the positioning hole is slidably connected to the positioning rod.

[0011] According to the flexible circuit board connected to the PCB board, the side surface of the aluminum alloy sheet is slidably connected to the mounting frame, and the side surface of the positioning plate is slidably connected to the mounting frame.

[0012] According to the flexible circuit board connected to the PCB board, the side surface of the connector is movably connected to the connecting base plate.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is an overall structural diagram of a flexible circuit board connected to a PCB board according to the utility model;

[0016] Figure 2 for Figure 1 A magnified view of the structure at center A;

[0017] Figure 3 This is a partial structural diagram of a flexible circuit board connected to a PCB board according to the utility model;

[0018] Figure 4 The utility model is a schematic diagram of the use of a flexible circuit board connected to a PCB board.

[0019] Legend:

[0020] 1. Flexible circuit board body; 2. Connecting bottom plate; 3. Connecting rod; 4. First spring; 5. Slider; 6. Resistance rod; 7. Connecting plate; 8. Mounting frame; 9. Heat dissipation net; 10. Second spring; 11. Pressing plate; 12. Aluminum alloy sheet; 13. Positioning plate; 14. Connecting head; 15. Positioning rod. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-4 The utility model embodiment is a flexible circuit board connected to a PCB board, which includes: a connecting base plate 2, a connecting rod 3 is fixedly connected to the upper surface of the connecting base plate 2, a first spring 4 is fixedly connected to the inner surface of the connecting rod 3, a slider 5 is fixedly connected to the end of the first spring 4 away from the connecting rod 3, the outer surface of the slider 5 is slidably connected to the connecting rod 3, the inner surface of the slider 5 is rotatably connected to a resistance rod 6, the outer surface of the resistance rod 6 is movably connected to a connecting plate 7, the lower surface of the connecting plate 7 is movably connected to the connecting base plate 2, the inner surface of the connecting plate 7 is slidably connected to the connecting rod 3, the outer surface of the connecting plate 7 is fixedly connected to a mounting frame 8, the inner surface of the mounting frame 8 is fixedly connected to a heat dissipation net 9, the lower surface of the heat dissipation net 9 is fixedly connected to a second spring 10, the number of the second springs 10 is three and they are distributed left and right, and the second springs 10 are A pressure plate 11 is fixedly connected to one end away from the heat dissipation net 9, and the outer surface of the pressure plate 11 is slidably connected to the mounting frame 8, and an aluminum alloy sheet 12 is fixedly connected to the lower surface of the pressure plate 11, and the side surface of the aluminum alloy sheet 12 is slidably connected to the mounting frame 8, and a positioning plate 13 is fixedly connected to the lower surface of the aluminum alloy sheet 12, and the side surface of the positioning plate 13 is slidably connected to the mounting frame 8. The positioning plate 13 is made of rubber, and a positioning rod 15 is slidably connected to the inner surface of the positioning plate 13. A positioning hole is provided on the inner surface of the positioning plate 13, and the inner surface of the positioning hole is slidably connected to the positioning rod 15. A connecting head 14 is fixedly connected to the lower surface of the positioning rod 15, and the side surface of the connecting head 14 is movably connected to the connecting base plate 2, and the outer surface of the connecting head 14 is fixedly connected to the flexible circuit board body 1, and the side surface of the connecting head 14 is movably connected to the mounting frame 8.

[0023] Working principle: stick the connecting base plate 2 to the installation position of the connecting head 14 with glue, insert the mounting frame 8 into the connecting rod 3, rotate the resistance rod 6, the restoring force of the first spring 4 drives the slider 5 to move downward, the resistance rod 6 contacts the connecting plate 7 to press the connecting plate 7 down and fix it on the surface of the connecting base plate 2, the restoring force of the second spring 10 drives the pressure plate 11 to press downward, the positioning plate 13 is provided with a positioning hole corresponding to the positioning rod 15, and the position of the mounting frame 8 is limited. An aluminum alloy sheet 12 is provided between the pressure plate 11 and the positioning plate 13 for heat conduction, and then the heat is dissipated through the heat dissipation net 9, and the positioning plate 13 is pressed down to fix the connection of the connecting head 14.

[0024] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A flexible circuit board connected to a PCB board, characterized in that: include: A connecting base plate (2), the upper surface of the connecting base plate (2) is fixedly connected to a connecting rod (3), the inner surface of the connecting rod (3) is fixedly connected to a first spring (4), the end of the first spring (4) away from the connecting rod (3) is fixedly connected to a slider (5), the inner surface of the slider (5) is rotatably connected to a resistance rod (6), the outer surface of the resistance rod (6) is movably connected to a connecting plate (7), the outer surface of the connecting plate (7) is fixedly connected to a mounting frame (8), and the inner surface of the mounting frame (8) is fixedly connected to a A heat dissipation net (9) is connected, the lower surface of the heat dissipation net (9) is fixedly connected to a second spring (10), one end of the second spring (10) away from the heat dissipation net (9) is fixedly connected to a pressure plate (11), the lower surface of the pressure plate (11) is fixedly connected to an aluminum alloy sheet (12), the lower surface of the aluminum alloy sheet (12) is fixedly connected to a positioning plate (13), the inner surface of the positioning plate (13) is slidably connected to a positioning rod (15), and the lower surface of the positioning rod (15) is fixedly connected to a connecting head (14).

2. A flexible circuit board connected to a PCB board according to claim 1, characterized in that: The outer surface of the sliding block (5) is slidably connected to the connecting rod (3), and the lower surface of the connecting plate (7) is movably connected to the connecting bottom plate (2).

3. A flexible circuit board connected to a PCB board according to claim 1, characterized in that: The inner surface of the connecting plate (7) is slidably connected to the connecting rod (3), and the number of the second springs (10) is three and they are distributed on the left and right.

4. The flexible circuit board connected to a PCB board according to claim 1, characterized in that: The outer surface of the connector (14) is fixedly connected to the flexible circuit board body (1), and the side surface of the connector (14) is movably connected to the mounting frame (8).

5. The flexible circuit board connected to a PCB board according to claim 1, characterized in that: The outer surface of the pressing plate (11) is slidably connected to the mounting frame (8), and the positioning plate (13) is made of rubber.

6. The flexible circuit board connected to a PCB board according to claim 1, characterized in that: The inner surface of the positioning plate (13) is provided with a positioning hole, and the inner surface of the positioning hole is slidably connected to the positioning rod (15).

7. The flexible circuit board connected to a PCB board according to claim 1, characterized in that: The side surface of the aluminum alloy sheet (12) is slidably connected to the mounting frame (8), and the side surface of the positioning plate (13) is slidably connected to the mounting frame (8).

8. The flexible circuit board connected to a PCB board according to claim 1, characterized in that: The side surface of the connecting head (14) is movably connected to the connecting bottom plate (2).

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