Fixed-frequency circuit board

Abstract

The utility model discloses a fixed-frequency circuit board in the technical field of circuit boards, which comprises a first circuit board, a limit block is arranged at the top of the first circuit board, the limit block is fixedly connected with the first circuit board, a sliding plate is arranged in the limit block, the sliding plate is slidably connected with the limit block, a limit plate is arranged on one side of the sliding plate, and the limit plate is fixedly connected with the first circuit board. The limiting plate and the sliding plate are fixedly connected, a compression spring is arranged between the limiting block and the limiting plate, the compression spring and the limiting block are fixedly connected with the limiting plate, a mounting plate is arranged on the surface of the limiting plate, the mounting plate and the limiting plate are detachably connected, and a connecting block is arranged on one side of the sliding plate. Through the arrangement of the first circuit board, the limiting block, the sliding plate, the limiting plate, the compression spring, the mounting plate, the connecting block, the connecting plate and the limiting groove, the function of mounting a screen on the circuit board by the fixed-frequency circuit board is achieved, and the convenience of mounting the screen on the fixed-frequency circuit board is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit boards, and in particular relates to a fixed-frequency circuit board. Background Art

[0002] Circuit boards are known as ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, and printed (copper etching technology) circuit boards. Circuit boards miniaturize and visualize circuits, playing an important role in the mass production of fixed circuits and optimizing the layout of electrical appliances.

[0003] The existing fixed-frequency circuit boards still have some defects. During use, most fixed-frequency circuit boards need to be fixed with multiple bolts when the screen needs to be installed, which wastes time and is inefficient. For this reason, we propose a fixed-frequency circuit board. Utility Model Content

[0004] The purpose of the present invention is to provide a fixed-frequency circuit board to solve the problem of low efficiency in disassembling and assembling a screen raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a fixed-frequency circuit board, comprising a first circuit board, a limit block is provided on the top of the first circuit board, the limit block and the first circuit board are fixedly connected, a slide is provided inside the limit block, the slide and the limit block are slidably connected, a limit plate is provided on one side of the slide, the limit plate and the slide are fixedly connected, a compression spring is provided between the limit block and the limit plate, the compression spring and the limit block are fixedly connected to the limit plate, a mounting plate is provided on the surface of the limit plate, the mounting plate and the limit plate are detachably connected, a connecting block is provided on one side of the slide, the connecting block and the slide are fixedly connected, a connecting plate is provided on the top of the connecting block, and the connecting plate and the connecting block are fixedly connected.

[0006] Preferably, two limiting grooves are provided inside the mounting plate, and the limiting plate and the limiting grooves are slidably connected.

[0007] Preferably, a display screen circuit board is provided on the top of the mounting plate, and the display screen circuit board and the mounting plate are fixedly connected.

[0008] Preferably, a data display screen is provided on the top of the display screen circuit board, and the data display screen and the display screen circuit board are fixedly connected.

[0009] Preferably, a plurality of buttons are provided on the top of the display screen circuit board, and the buttons are fixedly connected to the display screen circuit board.

[0010] Preferably, a connector socket 1 is provided on the top of the first circuit board, and the connector socket 1 is fixedly connected to the first circuit board.

[0011] Preferably, a second connector socket is provided on the top of the first circuit board, and a second circuit board is provided on one side of the first circuit board.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. By providing a first circuit board, a limit block, a slide plate, a limit plate, a compression spring, a mounting plate, a connecting block, a connecting plate and a limit groove, the function of the fixed-frequency circuit board to install the screen on the circuit board is realized, and the convenience of installing the fixed-frequency circuit board screen is improved.

[0014] 2. By providing a display circuit board, a data display screen, a button, a connector socket 1, a connector socket 2 and a second circuit board, the function of displaying circuit board data on the fixed frequency circuit board is realized, thereby improving the convenience of using the fixed frequency circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of the fixed-frequency circuit board of the present utility model;

[0016] Figure 2 This is a schematic diagram of the overall top view of the fixed frequency circuit board of the present invention;

[0017] Figure 3 This is a structural diagram of the first circuit board of the fixed-frequency circuit board of the utility model;

[0018] Figure 4 This is a schematic diagram of the fixed frequency circuit board screen fixing structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the fixed frequency circuit board screen decomposition structure of the utility model.

[0020] In the figure: 1. First circuit board; 2. Limit block; 3. Slide plate; 4. Limit plate; 5. Compression spring; 6. Mounting plate; 7. Connecting block; 8. Connecting plate; 9. Limit slot; 10. Display circuit board; 11. Data display screen; 12. Button; 13. Connector socket one; 14. Connector socket two; 15. Second circuit board. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-5 The utility model provides a technical solution: a fixed frequency circuit board, including a first circuit board 1, a limit block 2 is provided on the top of the first circuit board 1, the limit block 2 and the first circuit board 1 are fixedly connected, a slide plate 3 is provided inside the limit block 2, and the slide plate 3 and the limit block 2 are slidably connected, a limit plate 4 is provided on one side of the slide plate 3, the limit plate 4 and the slide plate 3 are fixedly connected, a compression spring 5 is provided between the limit block 2 and the limit plate 4, the compression spring 5 and the limit block 2 are fixedly connected to the limit plate 4, a mounting plate 6 is provided on the surface of the limit plate 4, and the mounting plate 6 and the limit plate 4 are detachably connected, a connecting block 7 is provided on one side of the slide plate 3, the connecting block 7 and the slide plate 3 are fixedly connected, a connecting plate 8 is provided on the top of the connecting block 7, and the connecting plate 8 and the connecting block 7 are fixedly connected.

[0023] Specifically, two limiting grooves 9 are provided inside the mounting plate 6, and the limiting plate 4 and the limiting groove 9 are slidably connected. A display circuit board 10 is provided on the top of the mounting plate 6, and the display circuit board 10 and the mounting plate 6 are fixedly connected. A data display screen 11 is provided on the top of the display circuit board 10, and the data display screen 11 and the display circuit board 10 are fixedly connected. A plurality of buttons 12 are provided on the top of the display circuit board 10, and the buttons 12 and the display circuit board 10 are fixedly connected. A connector socket 13 is provided on the top of the first circuit board 1, and the connector socket 13 and the first circuit board 1 are fixedly connected. A connector socket 2 14 is provided on the top of the first circuit board 1, and a second circuit board 15 is provided on one side of the first circuit board 1.

[0024] In this embodiment, during use, the connecting plate 8 is pulled so that the connecting plate 8 drives the connecting block 7 to move, the connecting block 7 drives the slide plate 3 to move, the slide plate 3 drives the limit plate 4 to move, and when the limit plate 4 moves, the compression spring 5 is squeezed, and the mounting plate 6 is placed between the limit plates 4. The connecting plate 8 is released, and the compression spring 5 rebounds after being squeezed, pushing the limit plate 4 to return to its original position, and the limit plate 4 enters the limiting groove 9 to fix the mounting plate 6. The limit plate 4 drives the slide plate 3 and the connecting block 7 to move, and the connecting block 7 drives the connecting plate 8 to return to its original position, and the connecting block 7 is in contact with the limit block 2.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fixed-frequency circuit board, comprising a first circuit board (1), characterized in that: A limit block (2) is provided on the top of the first circuit board (1), and the limit block (2) and the first circuit board (1) are fixedly connected. A slide plate (3) is provided inside the limit block (2), and the slide plate (3) and the limit block (2) are slidably connected. A limit plate (4) is provided on one side of the slide plate (3), and the limit plate (4) and the slide plate (3) are fixedly connected. A compression spring (5) is provided between the limit block (2) and the limit plate (4), and the compression spring (5) and the limit block (2) and the limit plate (4) are fixedly connected. A mounting plate (6) is provided on the surface of the limit plate (4), and the mounting plate (6) and the limit plate (4) are detachably connected. A connecting block (7) is provided on one side of the slide plate (3), and the connecting block (7) and the slide plate (3) are fixedly connected. A connecting plate (8) is provided on the top of the connecting block (7), and the connecting plate (8) and the connecting block (7) are fixedly connected.

2. The fixed frequency circuit board according to claim 1, characterized in that: Two limiting grooves (9) are provided inside the mounting plate (6), and the limiting plate (4) and the limiting grooves (9) are slidably connected.

3. The fixed frequency circuit board according to claim 1, characterized in that: A display screen circuit board (10) is provided on the top of the mounting plate (6), and the display screen circuit board (10) and the mounting plate (6) are fixedly connected.

4. The fixed frequency circuit board according to claim 3, characterized in that: A data display screen (11) is provided on the top of the display screen circuit board (10), and the data display screen (11) and the display screen circuit board (10) are fixedly connected.

5. The fixed frequency circuit board according to claim 4, characterized in that: A plurality of buttons (12) are provided on the top of the display screen circuit board (10), and the buttons (12) and the display screen circuit board (10) are fixedly connected.

6. The constant frequency circuit board according to claim 1, characterized in that: A connector socket (13) is provided on the top of the first circuit board (1), and the connector socket (13) is fixedly connected to the first circuit board (1).

7. The fixed frequency circuit board according to claim 1, characterized in that: A second connector socket (14) is provided on the top of the first circuit board (1), and a second circuit board (15) is provided on one side of the first circuit board (1).

Images