Radio frequency module numerical control circuit protection device convenient for line installation

Abstract

The utility model discloses a radio frequency module numerical control circuit protection device convenient for circuit installation, comprising a radio frequency module circuit board which is a radio frequency module body, and a corresponding connection circuit line is welded in the radio frequency module circuit board; the radio frequency module circuit board is located in the hollow hole of the protective shell and is in sliding connection with the hollow hole, and the protective shell is of a hollow rectangular tube body structure. According to the radio frequency module numerical control circuit protection device convenient for circuit installation, the protection shell directly sleeves the outer layer of the radio frequency module circuit board, the circuit welding of the radio frequency module circuit board is facilitated by opening the transparent plate on the surface of the protection shell, and finally, the protection shell and the transparent plate are connected to close the internal structure to provide protection for the radio frequency module circuit board; the sliding blocks arranged in the movable grooves and the sliding rails and the flexible limiting plates collect the connected lines, the holes formed in the bottom ends of the flexible limiting plates facilitate limiting of the positions of the lines, and the lines are prevented from excessively pulling the radio frequency module circuit board.

Description

Technical Field

[0001] The utility model relates to the technical field of radio frequency module digital control circuits, in particular to a radio frequency module digital control circuit protection device which is convenient for line installation. Background Art

[0002] The RF module is one of the modules of the reader system. It is responsible for loading and transmitting RF signals and processing the returned data signals and sending them to the reader's intelligent unit. It integrates the circuit modules of RF components, including power amplifiers, filters, mixers, frequency synthesizers and other components. It is used to complete various RF communication operations such as signal conversion, amplification, filtering, modulation, etc. During the welding operation of the RF module and the matching lines, multiple groups of lines are directly welded to the window of the RF module circuit board.

[0003] Because too many lines are welded during the connection process between the RF module and the components to be connected, the RF module is easily pulled along with the lines, increasing the impact on the welding surface. As the number of lines increases, the heat generated by the RF module is blocked from dissipating during subsequent use, affecting the daily operation of the RF module's CNC circuit. Utility Model Content

[0004] The purpose of the utility model is to provide a radio frequency module numerical control circuit protection device which is easy to install the circuit, so as to solve the problem proposed in the above background technology that too many circuits are welded on the radio frequency module, which easily causes the radio frequency module to be pulled along with the circuit, increasing the impact on the welding surface, and as the number of circuits increases, the heat output from the work in the radio frequency module is blocked from dissipating during subsequent use, affecting the daily work of the radio frequency module numerical control circuit.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a radio frequency module digital control circuit protection device that is convenient for circuit installation, comprising a radio frequency module circuit board, which is the radio frequency module body, and a corresponding connecting circuit line is welded inside the radio frequency module circuit board;

[0006] The RF module circuit board is slidably connected in the hollow hole of the protective shell, and the protective shell is a hollow rectangular tube structure, and a through-ventilation groove is provided in the bottom plate body of the protective shell, and a transparent plate is snap-connected in the top plate body of the protective shell, and the transparent plate and the ventilation groove are symmetrically arranged, and an opening is provided on one side of the top plate body of the protective shell;

[0007] The movable groove is symmetrically arranged on both sides of the protective shell. The protective shell is provided with a slide rail at the upper end of the movable groove opening, and the slide rail is arranged in a vertical direction with the movable groove.

[0008] The line auxiliary component provides auxiliary limit for the line installation of the RF module circuit board.

[0009] The above technical solution is adopted to facilitate the protection of the circuit board of the radio frequency module.

[0010] Preferably, one side of the protective shell is arranged as a U-shaped opening structure, and the bottom plate of the protective shell close to the air-permeable groove is an opening.

[0011] By adopting the above technical solution, the U-shaped opening structure of the protective shell facilitates the limited installation of the auxiliary RF module circuit board.

[0012] Preferably, a rectangular groove is provided in the bottom plate body of the protective shell, and a breathable back plate is installed in the rectangular groove in the bottom plate body of the protective shell, and the breathable back plate is abutted against the bottom end of the RF module circuit board.

[0013] By adopting the above technical solution, the breathable back plate cooperates with the breathable groove in the protective shell to provide a heat dissipation environment for the RF module circuit board.

[0014] Preferably, the line auxiliary component comprises:

[0015] A slider is slidably connected in the slide rail, and the slider is configured as an L-shaped plate structure;

[0016] A flexible limiting plate, which is installed on the bottom surface of the slider penetrating the slide rail;

[0017] A shift plate, which is located on the inner wall of the protective shell and is slidably connected;

[0018] A sleeve rod is symmetrically and equidistantly arranged at the bottom end of the shifting plate, and the sleeve rod is a rod body structure with two sections of sliding connection;

[0019] A limit spring, which is arranged between the two rod sections of the sleeve rod;

[0020] A flexible plate, which is located at the output end of the sleeve rod and is arranged vertically, and the flexible plate is parallel to the paddle plate;

[0021] The protective silica gel is located at the bottom end of the flexible board and is snap-connected.

[0022] By adopting the above technical solution, the line auxiliary component is used to assist in the line installation of the radio frequency module.

[0023] Preferably, the slider and the flexible limit plate are arranged in an L-shaped structure, and the flexible limit plate is displaced inside the movable groove, and a circular hole is provided inside the flexible limit plate to be engaged with the connecting line.

[0024] By adopting the above technical solution, the circuit installation of the RF module is limited by the cooperation of the slider and the flexible limiting plate.

[0025] Preferably, the dial plate is configured as a U-shaped plate structure, and the transverse plate body of the dial plate penetrates the protective shell.

[0026] By adopting the above technical solution, the dial plate cooperates with the protective shell to perform limiting and regulating processing to improve the processing effect of the device.

[0027] Preferably, the bottom end of the protective silica gel abuts against the surface of the RF module circuit board, and the RF module circuit board is arranged in parallel with the flexible board and the dial plate.

[0028] By adopting the above technical solution, the protective silicone and the RF module circuit board are clamped in a limited position, which is convenient for the device to limit the position.

[0029] Compared with the prior art, the utility model has the following beneficial effects: the RF module digital control circuit protection device which is easy to install:

[0030] 1. When in use, a protective shell is directly sleeved on the outer layer of the RF module circuit board by adding a protective shell, and the transparent plate on the surface of the protective shell is opened to facilitate the circuit welding of the RF module circuit board. Finally, the protective shell is connected to the transparent plate to close the internal structure to provide protection for the RF module circuit board. The slider and the flexible limit plate arranged in the movable groove and the slide rail converge the connected lines. The hole arranged at the bottom of the flexible limit plate is convenient for limiting the position of the line to prevent the line from excessively pulling the RF module circuit board;

[0031] 2. The ventilation grooves at the bottom of the protective shell and the holes inside the ventilation back plate are provided to provide a location for dissipating the heat generated by the RF module circuit board, thereby preventing the heat generated by the RF module circuit board from accumulating at the welding connection and preventing the internal working temperature of the RF module circuit board from being too high. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 This is a schematic diagram of the overall external three-dimensional structure of the utility model;

[0033] Figure 2 This is a schematic diagram of the overall internal side view of the three-dimensional structure of the utility model;

[0034] Figure 3 This is a schematic diagram of the overall internal three-dimensional structure of the utility model;

[0035] Figure 4 This is a schematic diagram of the three-dimensional structure of the installation of the dial plate and the radio frequency module circuit board of the utility model;

[0036] Figure 5 This is a schematic diagram of the three-dimensional structure of the installation of the paddle and sleeve rod of the utility model;

[0037] Figure 6 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0038] In the figure: 1. Protective shell; 2. Transparent plate; 3. Breathable groove; 4. Movable groove; 5. Slide rail; 6. Slider; 7. Flexible limit plate; 8. Paddle plate; 9. Sleeve rod; 10. Limit spring; 11. Flexible board; 12. Protective silicone; 13. RF module circuit board; 14. Breathable back panel. DETAILED DESCRIPTION

[0039] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0040] See also Figure 1-6 The utility model provides a technical solution: a radio frequency module numerical control circuit protection device that is convenient for line installation, including a protective shell 1, a transparent plate 2, a venting groove 3, a movable groove 4, a slide rail 5, a slider 6, a flexible limit plate 7, a dial plate 8, a sleeve rod 9, a limit spring 10, a flexible plate 11, a protective silica gel 12, a radio frequency module circuit board 13 and a venting back plate 14;

[0041] Among them, the RF module circuit board 13 is the RF module body, and the RF module circuit board 13 has corresponding connecting circuits welded inside;

[0042] The RF module circuit board 13 is slidably connected in the hollow hole of the protective shell 1, and the protective shell 1 is a hollow rectangular tube structure, and a through-ventilation groove 3 is arranged in the bottom plate body of the protective shell 1, and a transparent plate 2 is snap-connected to the top plate body of the protective shell 1, and the transparent plate 2 and the ventilation groove 3 are symmetrically arranged, an opening is arranged on one side of the top plate body of the protective shell 1, one side of the protective shell 1 is arranged as a U-shaped opening structure, and the bottom plate body of the protective shell 1 close to the ventilation groove 3 is an opening, a rectangular groove is arranged in the bottom plate body of the protective shell 1, and a ventilation back plate 14 is installed in the rectangular groove in the bottom plate body of the protective shell 1, and the ventilation back plate 14 is against the bottom end of the RF module circuit board 13;

[0043] The movable groove 4 is symmetrically arranged on both sides of the protective shell 1. The protective shell 1 is provided with a slide rail 5 at the upper end of the opening of the movable groove 4, and the slide rail 5 is arranged in a vertical direction with the movable groove 4. A line auxiliary component is arranged in the hollow hole of the protective shell 1 and the movable groove 4 to provide auxiliary limit for the line installation of the RF module circuit board 13;

[0044] In conjunction with the accompanying drawings Figure 1-6 As shown, when in use, the RF module circuit board 13 is inserted into the hollow opening inside the protective shell 1, as shown in FIG. Figure 1 As shown, the transparent plate 2 located at the upper opening of the protective shell 1 is Figure 1-3 As shown, the transparent plate 2 is installed in a snap-fit ​​connection with the protective shell 1, the opening arranged on one side of the protective shell 1 is used to assist in opening the transparent plate 2, the ventilation groove 3 arranged at the bottom end of the protective shell 1 is symmetrically arranged on the surface of the protective shell 1 with the transparent plate 2, wherein the heat generated by the operation of the RF module circuit board 13 is discharged to the outside of the ventilation groove 3, and after the transparent plate 2 is opened, the circuit is installed on the surface of the RF module circuit board 13 located inside the protective shell 1 by welding, and the ventilation back plate 14 arranged on the inner wall of the protective shell 1 is in contact with the RF module circuit board 13, and the ventilation back plate 14 is used to assist the ventilation groove 3 in dissipating the heat outward, wherein the holes evenly arranged in the rectangular groove at the connection between the ventilation back plate 14 and the protective shell 1 are used for heat dissipation treatment, such as Figure 2-4 As shown, the movable grooves 4 on both sides of the protective shell 1 provide a location for the connected lines to be placed. Figure 2-4 As shown, the U-shaped opening provided on one side of the protective shell 1 is used to assist the RF module circuit board 13 in the plug-in installation process;

[0045] Line auxiliary components include:

[0046] The slider 6 is slidably connected in the slide rail 5, and the slider 6 is set as an L-shaped plate structure. The slider 6 and the flexible limit plate 7 are set in an L-shaped structure, and the flexible limit plate 7 is displaced inside the movable groove 4, and a circular hole is provided inside the flexible limit plate 7 to be engaged with the connecting line;

[0047] A flexible limiting plate 7, which is mounted on the bottom surface of the slider 6 penetrating the slide rail 5;

[0048] A shift plate 8 is located on the inner wall of the protective shell 1 and is slidably connected thereto. The shift plate 8 is configured as a U-shaped plate structure, and the shift plate 8 extends through the protective shell 1 in a horizontal direction.

[0049] The sleeve rod 9 is symmetrically and equidistantly arranged at the bottom end of the dial plate 8, and the sleeve rod 9 is a rod body structure with two sections of sliding connection;

[0050] A limit spring 10 is arranged between two sections of the sleeve rod 9;

[0051] The flexible plate 11 is located at the output end of the sleeve rod 9 and is arranged vertically, and the flexible plate 11 is parallel to the paddle plate 8;

[0052] The protective silicone 12 is located at the bottom of the flexible board 11 and is engaged with the bottom of the protective silicone 12. The bottom of the protective silicone 12 abuts against the surface of the RF module circuit board 13, and the RF module circuit board 13 is arranged parallel to the flexible board 11 and the dial plate 8.

[0053] In conjunction with the accompanying drawings Figure 1-6 As shown, the slider 6 and the flexible limit plate 7 arranged inside the slide rail 5 are in an L-shaped structure. Figure 2-5As shown, by pushing the slider 6 to adjust on the surface of the slide rail 5, the flexible limit plate 7 set at the bottom of the slider 6 is close to the welding position of the RF module line. The holes inside the flexible limit plate 7 are used to assist in arranging the RF module line, and assist in the storage and limiting of the RF module line position. The flexible limit plate 7 is made of insulating material to prevent current leakage to the outside. After installing the RF module circuit board 13, the sliding plate 8 connected to the inside of the protective shell 1 is connected. Figure 2-5 As shown, as the dial plate 8 drives the sleeve rod 9 to move toward the side of the RF module circuit board 13, the two sections of the sleeve rod 9 are connected to the limit spring 10. The limit spring 10 squeezes the limit spring 10 after the bottom end of the sleeve rod 9 and the flexible board 11 directly contact the RF module circuit board 13, and the positions of the two sections of the sleeve rod 9 are adjusted to converge. The protective silicone 12 installed at the bottom end of the flexible board 11 is in flexible contact with the RF module circuit board 13 to avoid excessive squeezing of the RF module circuit board 13.

[0054] Working principle: When using the RF module CNC circuit protection device that is easy to install, insert the RF module circuit board 13 into the hollow hole of the protective shell 1. After the dial plate 8 is pushed into the inner wall surface of the protective shell 1, the sleeve rod 9 symmetrically arranged at the bottom of the dial plate 8 is arranged in a vertical direction with the RF module circuit board 13, wherein the two-stage sliding connection of the sleeve rod 9 is pushed apart by the limit spring 10, so that the flexible board 11 at the output end of the sleeve rod 9 cooperates with the protective silica gel 12 to contact the surface of the RF module circuit board 13, thereby assisting in limiting the RF module circuit board 13 in the protective shell 1. At the internal installation position, after the placement position of the RF module circuit board 13 is stabilized, the transparent plate 2 at the top of the protective shell 1 is opened to facilitate welding of the circuit on the surface of the RF module circuit board 13, so that the circuit connected to the RF module circuit board 13 passes through the position of the movable groove 4, and the slide rail 5 arranged at the upper end of the movable groove 4 is used to limit the position of the slider 6. As the position of the wave slider 6 approaches the circuit of the RF module circuit board 13, the flexible limiting plate 7 arranged at the bottom end of the slider 6 is limited by the circuit of the RF module circuit board 13 through the middle hole and the auxiliary installation process, which increases the overall practicality.

[0055] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A radio frequency module digital control circuit protection device that is easy to install, comprising: A radio frequency module circuit board (13), which is a radio frequency module body, and a corresponding connecting circuit line is welded inside the radio frequency module circuit board (13); The invention is characterized in that: the radio frequency module circuit board (13) is slidably connected in the hollow hole of the protective shell (1), and the protective shell (1) is a hollow rectangular tube structure, and a through-venting groove (3) is provided in the bottom plate body of the protective shell (1), a transparent plate (2) is snap-connected in the top plate body of the protective shell (1), and the transparent plate (2) and the venting groove (3) are symmetrically arranged, and an opening is provided on one side of the top plate body of the protective shell (1); The movable groove (4) is symmetrically arranged on both sides of the protective shell (1); the protective shell (1) is provided with a slide rail (5) at the upper end of the opening of the movable groove (4); the slide rail (5) and the movable groove (4) are arranged in a vertical direction; the hollow hole in the protective shell (1) and the movable groove (4) are provided with The circuit auxiliary component provides auxiliary limiting for the circuit installation of the radio frequency module circuit board (13).

2. According to claim 1, a radio frequency module digital control circuit protection device that is easy to install, characterized in that: One side of the protective shell (1) is arranged as a U-shaped opening structure, and the bottom plate of the protective shell (1) close to the air permeable groove (3) is an opening.

3. The RF module digital control circuit protection device that is easy to install according to claim 1 is characterized in that: A rectangular groove is provided in the bottom plate body of the protective shell (1), and a breathable back plate (14) is installed in the rectangular groove in the bottom plate body of the protective shell (1), and the breathable back plate (14) abuts against the bottom end of the radio frequency module circuit board (13).

4. The RF module digital control circuit protection device that is easy to install according to claim 1 is characterized in that: The line auxiliary component comprises: A slider (6) is located in the slide rail (5) and is slidably connected thereto, and the slider (6) is configured as an L-shaped plate structure; A flexible limiting plate (7) mounted on the bottom surface of the slide block (6) penetrating the slide rail (5); A shift plate (8) which is slidably connected to the inner wall of the protective shell (1); A sleeve rod (9) is symmetrically and equidistantly arranged at the bottom end of the shifting plate (8), and the sleeve rod (9) is a rod body structure with two sections of sliding connection; A limit spring (10) is arranged between two sections of the sleeve rod (9); A flexible plate (11) is located at the output end of the sleeve rod (9) and is arranged vertically, and the flexible plate (11) is parallel to the shifting plate (8); The protective silica gel (12) is located at the bottom end of the flexible plate (11) and is snap-connected.

5. The RF module digital control circuit protection device that is easy to install according to claim 4 is characterized in that: The slider (6) and the flexible limit plate (7) are arranged in an L-shaped structure, and the flexible limit plate (7) is located inside the movable groove (4) for displacement, and a circular hole is provided inside the flexible limit plate (7) for engagement with the connection line.

6. The RF module digital control circuit protection device that is easy to install according to claim 4 is characterized in that: The shift plate (8) is configured as a U-shaped plate structure, and the shift plate (8) transversely penetrates the protective shell (1).

7. The RF module digital control circuit protection device that is easy to install according to claim 4 is characterized in that: The bottom end of the protective silica gel (12) abuts against the surface of the radio frequency module circuit board (13), and the radio frequency module circuit board (13) is arranged in parallel with the flexible board (11) and the dial plate (8).

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