Radio frequency signal device

Abstract

The utility model provides a radio frequency signal device. The radio frequency signal device comprises a radio frequency signal generator body; the protective shell is arranged outside the radio frequency signal generator body, and a top opening is formed in the top of the protective shell; the base is fixedly mounted at the bottom of the protective shell; the sealing cover plate is hinged to the top of the protective shell; the lifting mechanism is arranged on the inner wall of the protective shell, and the lifting mechanism is used for controlling the radio frequency signal generator body to move up and down; and the damping mechanism is arranged on the lifting mechanism, and the damping mechanism is used for carrying out damping protection on the radio frequency signal generator body. The radio frequency signal device provided by the utility model has the advantages of having a damping protection function, and being convenient to carry and operate.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a radio frequency signal device. Background Art

[0002] RF signal generator is used to generate electrical test signals with specific parameters required by the circuit under test. When testing, studying or adjusting electronic circuits and equipment, in order to determine some electrical parameters of the circuit, such as measuring frequency response, noise factor, and calibrating voltmeters, it is required to provide electrical signals that meet the specified technical conditions to simulate the excitation signal of the device under test used in actual work. RF signal generators are often used for monitoring in the medical field.

[0003] However, existing radio frequency signal generators often do not have a shock-absorbing protection function, and thus may be damaged by bumps or vibrations during carrying.

[0004] Therefore, it is necessary to provide a radio frequency signal device to solve the above technical problems. Utility Model Content

[0005] In order to solve the technical problem that the existing radio frequency signal devices often have no shock absorption protection function, the utility model provides a radio frequency signal device.

[0006] The radio frequency signal device provided by the utility model comprises: a radio frequency signal generator body; a protective shell, wherein the protective shell is arranged outside the radio frequency signal generator body, and a top opening is opened on the top of the protective shell; a base, wherein the base is fixedly mounted on the bottom of the protective shell; a sealing cover plate, wherein the sealing cover plate is hinged on the top of the protective shell; a lifting mechanism, wherein the lifting mechanism is arranged on the inner wall of the protective shell, and the lifting mechanism is used to control the upper and lower movements of the radio frequency signal generator body; a shock absorbing mechanism, wherein the shock absorbing mechanism is arranged on the lifting mechanism, and the shock absorbing mechanism is used to provide shock absorbing protection for the radio frequency signal generator body; a driving mechanism, wherein the driving mechanism is arranged on the inner wall of the bottom of the protective shell; a drying and storage mechanism, wherein the drying and storage mechanism is arranged on the inner wall of the base, and the drying and storage mechanism is used to reduce the air humidity in the protective shell.

[0007] Preferably, the lifting mechanism comprises two screw rods and a lifting plate, the two screw rods are rotatably mounted on the inner wall of the protective shell, and the lifting plate is threadedly sleeved on the two screw rods.

[0008] Preferably, the shock absorbing mechanism includes a plurality of circular holes, a plurality of rubber buffer sleeves, a plurality of sliding rods, a plurality of springs, a plurality of limit blocks and a support plate, the plurality of circular holes are opened on the lifting plate, the plurality of rubber buffer sleeves are respectively arranged on the plurality of circular holes, the plurality of sliding rods are respectively arranged on the plurality of rubber buffer sleeves, the plurality of springs are respectively slidably sleeved on the plurality of sliding rods, the plurality of limit blocks are respectively fixedly mounted on the bottom ends of the plurality of sliding rods, the support plate is fixedly mounted on the top ends of the plurality of sliding rods, and the support plate is fixedly connected to the main body of the RF signal generator.

[0009] Preferably, the driving mechanism includes a dual-axis motor, two transmission rods and a plurality of bevel gears, the dual-axis motor is fixedly mounted on the bottom inner wall of the protective shell, the two transmission rods are respectively fixedly mounted on the two ends of the dual-axis motor output shaft, the plurality of bevel gears are respectively fixedly mounted on the ends of the two transmission rods away from each other and on the two screw rods, and the plurality of bevel gears are meshed with each other.

[0010] Preferably, the drying and preservation mechanism includes an air pump, a metal woven net bag, a granular desiccant, a sealing baffle, a plurality of bolts and a connecting pipe, the air pump is arranged at the bottom of the protective shell, the air inlet end of the air pump is connected with the protective shell, a rectangular opening is opened on one side of the protective shell, a metal woven net bag is arranged on the rectangular opening, a granular desiccant is arranged inside the metal woven net bag, the sealing baffle is fixedly installed on one side of the metal woven net bag, a plurality of the bolts are arranged on the sealing baffle, a plurality of the bolts are threadedly connected with the base, the connecting pipe is arranged at the bottom of the protective shell, the connecting pipe is connected with the base, and a humidity sensor is arranged on the inner wall of one side of the protective shell.

[0011] Preferably, a controller is provided on the protective shell, and the controller is electrically connected to the humidity sensor, the dual-axis motor and the air pump.

[0012] Preferably, a lithium battery is arranged on the inner wall of the base, and the lithium battery is electrically connected to the controller. A charging interface is arranged on one side of the base, and the charging interface is electrically connected to the lithium battery. A movable handle is arranged on the protective shell.

[0013] Compared with the related art, the radio frequency signal device provided by the utility model has the following beneficial effects:

[0014] The utility model provides a radio frequency signal device. The radio frequency signal generator body can be protected by a protective shell, the protective shell can be sealed by a sealing cover plate, the radio frequency signal generator body can be driven to move up and down by a lifting mechanism, the radio frequency signal generator body can be shock-proofed by a shock-absorbing mechanism, thereby preventing the radio frequency signal generator body from being damaged by collision and vibration during the process of carrying the device, two screws can be driven to rotate by a driving mechanism, the air humidity in the protective shell can be reduced by a dry storage mechanism, thereby preventing the radio frequency signal generator body from being damaged by being stored in a humid environment for a long time, the lifting plate can be driven to move up and down by the rotation of the two screws, and the radio frequency signal generator body can be shock-proofed by multiple rubber buffer pads and multiple springs, thereby preventing the radio frequency signal generator body from being damaged during the process of carrying the device. The signal generator body is damaged by bumps and vibrations, and the two transmission rods are driven to rotate by a dual-axis motor. The two transmission rods drive the two screws to rotate through multiple bevel gears. The rotation of the two screws drives the lifting plate to move upward, and the lifting plate indirectly drives the RF signal generator body to move upward, thereby moving the RF signal generator body out of the protective shell, and the air in the protective shell is pumped into the base through an air pump. The air is dried by the granular desiccant in the metal woven net bag, and the treated air is discharged back into the protective shell along the connecting pipe, thereby reducing the air humidity in the protective shell, thereby avoiding damage to the RF signal generator body due to long-term storage in a humid environment. The device can be operated and controlled by a controller, powered by a lithium battery, and charged by an external charging cable through a charging interface. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic structural diagram of a preferred embodiment of the radio frequency signal device provided by the utility model;

[0016] Figure 2 for Figure 1 A schematic diagram of a front cross-sectional structure;

[0017] Figure 3 for Figure 1 A schematic diagram of the cross-sectional structure of the middle base in side view;

[0018] Figure 4 for Figure 1 An enlarged schematic diagram of part A is shown in FIG.

[0019] Numbers in the figure: 1. RF signal generator body; 2. Protective shell; 3. Base; 4. Sealing cover; 5. Screw; 6. Lifting plate; 7. Round hole; 8. Rubber buffer sleeve; 9. Sliding rod; 10. Spring; 11. Limit block; 12. Support plate; 13. Dual-axis motor; 14. Transmission rod; 15. Bevel gear; 16. Air pump; 17. Metal woven net bag; 18. Granular desiccant; 19. Sealing baffle; 20. Bolt; 21. Connecting pipe; 22. Controller; 23. Lithium battery; 24. Charging port. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0021] Please refer to Figure 1-4 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of the radio frequency signal device provided by the utility model; Figure 2 for Figure 1 A schematic diagram of a front cross-sectional structure; Figure 3 for Figure 1 A schematic diagram of the cross-sectional structure of the middle base in side view; Figure 4 for Figure 1 The enlarged schematic diagram of part A shown in the figure. The radio frequency signal device includes: a radio frequency signal generator body 1; a protective shell 2, the protective shell 2 is arranged on the outside of the radio frequency signal generator body 1, and the top of the protective shell 2 is provided with a top opening; a base 3, the base 3 is fixedly mounted on the bottom of the protective shell 2; a sealing cover plate 4, the sealing cover plate 4 is hinged on the top of the protective shell 2; a lifting mechanism, the lifting mechanism is arranged on the inner wall of the protective shell 2, and the lifting mechanism is used to control the up and down movement of the radio frequency signal generator body 1; a shock absorbing mechanism, the shock absorbing mechanism is arranged on the lifting mechanism, and the shock absorbing mechanism is used to provide shock absorbing protection for the radio frequency signal generator body 1; a driving mechanism, the driving mechanism is arranged on the bottom inner wall of the protective shell 2; dry storage The dry storage mechanism is arranged on the inner wall of the base 3, and is used to reduce the air humidity in the protective shell 2. The protective shell 2 can protect the RF signal generator body 1, and the sealing cover plate 4 can seal the protective shell 2. The RF signal generator body 1 can be driven to move up and down by the lifting mechanism, and the RF signal generator body 1 can be shock-proofed by the shock-absorbing mechanism, so as to avoid the RF signal generator body 1 being damaged by collision and vibration during the process of carrying the device. The two screws 5 can be driven to rotate by the driving mechanism, and the air humidity in the protective shell 2 can be reduced by the dry storage mechanism, so as to avoid the RF signal generator body 1 being damaged due to long-term storage in a humid environment.

[0022] The lifting mechanism includes two screw rods 5 and a lifting plate 6. The two screw rods 5 are rotatably mounted on the inner wall of the protective shell 2. The lifting plate 6 is threadedly sleeved on the two screw rods 5. The lifting plate 6 can be driven to move up and down by rotating the two screw rods 5.

[0023] The shock absorbing mechanism includes a plurality of circular holes 7, a plurality of rubber buffer sleeves 8, a plurality of sliding rods 9, a plurality of springs 10, a plurality of limit blocks 11 and a support plate 12. The plurality of circular holes 7 are all opened on the lifting plate 6. The plurality of rubber buffer sleeves 8 are respectively arranged on the plurality of circular holes 7. The plurality of sliding rods 9 are respectively arranged on the plurality of rubber buffer sleeves 8. The plurality of springs 10 are respectively slidably sleeved on the plurality of sliding rods 9. The plurality of limit blocks 11 are respectively fixedly mounted on the bottom ends of the plurality of sliding rods 9. The support plate 12 is fixedly mounted on the top ends of the plurality of sliding rods 9. The support plate 12 is fixedly connected to the RF signal generator body 1. The RF signal generator body 1 can be shock-absorbingly protected by the plurality of rubber buffer sleeves 8 and the plurality of springs 10, thereby preventing the RF signal generator body 1 from being damaged by bumps and vibrations during the process of carrying the device.

[0024] The driving mechanism includes a dual-axis motor 13, two transmission rods 14 and multiple bevel gears 15. The dual-axis motor 13 is fixedly mounted on the bottom inner wall of the protective shell 2. The two transmission rods 14 are respectively fixedly mounted on the two ends of the output shaft of the dual-axis motor 13. The multiple bevel gears 15 are respectively fixedly mounted on the ends of the two transmission rods 14 that are away from each other and the two screw rods 5. The multiple bevel gears 15 are meshed with each other. The dual-axis motor 13 drives the two transmission rods 14 to rotate. The two transmission rods 14 drive the two screw rods 5 to rotate through the multiple bevel gears 15. The rotation of the two screw rods 5 drives the lifting plate 6 to move upward. The lifting plate 6 indirectly drives the RF signal generator body 1 to move upward, thereby moving the RF signal generator body 1 out of the protective shell 2.

[0025] The drying and preservation mechanism includes an air pump 16, a metal woven net bag 17, a granular desiccant 18, a sealing baffle 19, a plurality of bolts 20 and a connecting pipe 21. The air pump 16 is arranged at the bottom of the protective shell 2, and the air inlet end of the air pump 16 is connected to the protective shell 2. A rectangular opening is opened on one side of the protective shell 2, and a metal woven net bag 17 is arranged on the rectangular opening. Granular desiccant 18 is arranged inside the metal woven net bag 17. The sealing baffle 19 is fixedly installed on one side of the metal woven net bag 17. The plurality of bolts 20 are arranged on the sealing baffle 19. 9, a plurality of the bolts 20 are all threadedly connected with the base 3, the connecting pipe 21 is arranged at the bottom of the protective shell 2, the connecting pipe 21 is communicated with the base 3, a humidity sensor is arranged on the inner wall of one side of the protective shell 2, the air in the protective shell 2 is pumped into the base 3 by the air pump 16, the air is dried by the granular desiccant 18 in the metal woven net bag 17, and the treated air is discharged back into the protective shell 2 along the connecting pipe 21, thereby reducing the air humidity in the protective shell 2, thereby preventing the RF signal generator body 1 from being damaged due to long-term storage in a humid environment.

[0026] The protective shell 2 is provided with a controller 22 , and the controller 22 is electrically connected to the humidity sensor, the dual-axis motor 13 and the air pump 16 . The device can be operated and controlled by the controller 22 .

[0027] A lithium battery 23 is arranged on the inner wall of the base 3, and the lithium battery 23 is electrically connected to the controller 22. A charging interface 24 is arranged on one side of the base 3, and the charging interface 24 is electrically connected to the lithium battery 23. A movable handle is arranged on the protective shell 2. The device can be powered by the lithium battery 23, and an external charging cable can be connected through the charging interface 24 to charge the lithium battery 23.

[0028] The working principle of the radio frequency signal device provided by the utility model is as follows:

[0029] The movable handle can make the RF signal generator body 1 more convenient to carry, the protective shell 2 can protect the RF signal generator body 1, and the multiple rubber buffer pads 8 and the multiple springs 10 can provide shock absorption protection for the RF signal generator body 1, thereby preventing the RF signal generator body 1 from being damaged by bumps and vibrations during the process of carrying the device;

[0030] When in use, the sealing cover plate 4 is opened, and the dual-axis motor 13 is started. The dual-axis motor 13 drives the two transmission rods 14 to rotate. The two transmission rods 14 drive the two screws 5 to rotate through a plurality of bevel gears 15. The rotation of the two screws 5 drives the lifting plate 6 to move upward. The lifting plate 6 indirectly drives the RF signal generator body 1 to move upward, thereby moving the RF signal generator body 1 out of the protective shell 2, and then the RF signal generator body 1 can be used for medical monitoring work;

[0031] When the RF signal generator body 1 is not used for a long time, the humidity of the air in the protective shell 2 can be monitored by the humidity sensor. When the humidity of the air in the protective shell 2 is higher than the preset threshold, the controller 22 controls the start of the air pump 16. The air pump 16 draws the air in the protective shell 2 into the base 3, and dries the air through the granular desiccant 18 in the metal woven net bag 17. The treated air is discharged back into the protective shell 2 along the connecting pipe 21, thereby reducing the humidity of the air in the protective shell 2, thereby preventing the RF signal generator body 1 from being damaged due to long-term storage in a humid environment.

[0032] The device can be powered by a lithium battery 23 , and an external charging line can be connected through a charging interface 24 to charge the lithium battery 23 .

[0033] Compared with the related art, the radio frequency signal device provided by the utility model has the following beneficial effects:

[0034] The utility model provides a radio frequency signal device, wherein a radio frequency signal generator body 1 can be protected by a protective shell 2, the protective shell 2 can be sealed by a sealing cover plate 4, the radio frequency signal generator body 1 can be driven to move up and down by a lifting mechanism, the radio frequency signal generator body 1 can be shock-proofed by a shock-absorbing mechanism, thereby preventing the radio frequency signal generator body 1 from being damaged by collision and vibration during the process of carrying the device, two screw rods 5 can be driven to rotate by a driving mechanism, the air humidity in the protective shell 2 can be reduced by a drying storage mechanism, thereby preventing the radio frequency signal generator body 1 from being damaged by being stored in a humid environment for a long time, the lifting plate 6 can be driven to move up and down by rotating the two screw rods 5, and the radio frequency signal generator body 1 can be shock-proofed by a plurality of rubber buffer pads 8 and a plurality of springs 10, thereby preventing the radio frequency signal generator body 1 from being bumped during the process of carrying the device. Vibration damage, the two transmission rods 14 are driven to rotate by the dual-axis motor 13, and the two transmission rods 14 drive the two screws 5 to rotate through multiple bevel gears 15. The rotation of the two screws 5 drives the lifting plate 6 to move upward, and the lifting plate 6 indirectly drives the RF signal generator body 1 to move upward, thereby moving the RF signal generator body 1 out of the protective shell 2, and the air in the protective shell 2 is pumped into the base 3 through the air pump 16, and the air is dried by the granular desiccant 18 in the metal woven net bag 17. The treated air is discharged back into the protective shell 2 along the connecting pipe 21, thereby reducing the air humidity in the protective shell 2, thereby avoiding damage to the RF signal generator body 1 due to long-term storage in a humid environment. The device can be operated and controlled by the controller 22, the device can be powered by the lithium battery 23, and the charging cable can be connected to the charging interface 24 to charge the lithium battery 23.

[0035] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A radio frequency signal device, characterized in that: include: Radio frequency signal generator body; A protective shell, wherein the protective shell is arranged outside the RF signal generator body, and a top opening is formed on the top of the protective shell; A base, the base being fixedly mounted on the bottom of the protective shell; A sealing cover plate, the sealing cover plate being hinged on the top of the protective shell; A lifting mechanism, the lifting mechanism is arranged on the inner wall of the protective shell, and the lifting mechanism is used to control the up and down movement of the RF signal generator body; A shock absorbing mechanism, wherein the shock absorbing mechanism is arranged on the lifting mechanism and is used for providing shock absorbing protection to the main body of the radio frequency signal generator; A driving mechanism, wherein the driving mechanism is arranged on the bottom inner wall of the protective shell; A dry storage mechanism is arranged on the inner wall of the base, and is used to reduce the air humidity in the protective shell.

2. The radio frequency signal device according to claim 1, characterized in that: The lifting mechanism comprises two screw rods and a lifting plate. The two screw rods are rotatably mounted on the inner wall of the protective shell, and the lifting plate is threadedly sleeved on the two screw rods.

3. The radio frequency signal device according to claim 2, characterized in that: The shock absorbing mechanism includes a plurality of circular holes, a plurality of rubber buffer sleeves, a plurality of sliding rods, a plurality of springs, a plurality of limit blocks and a support plate. The plurality of circular holes are all opened on the lifting plate, the plurality of rubber buffer sleeves are respectively arranged on the plurality of circular holes, the plurality of sliding rods are respectively arranged on the plurality of rubber buffer sleeves, the plurality of springs are respectively slidably sleeved on the plurality of sliding rods, the plurality of limit blocks are respectively fixedly mounted on the bottom ends of the plurality of sliding rods, the support plate is fixedly mounted on the top ends of the plurality of sliding rods, and the support plate is fixedly connected to the main body of the RF signal generator.

4. The radio frequency signal device according to claim 2, characterized in that: The driving mechanism includes a dual-axis motor, two transmission rods and multiple bevel gears. The dual-axis motor is fixedly mounted on the bottom inner wall of the protective shell, the two transmission rods are respectively fixedly mounted on the two ends of the dual-axis motor output shaft, the multiple bevel gears are respectively fixedly mounted on the ends of the two transmission rods away from each other and the two screw rods, and the multiple bevel gears are meshed with each other.

5. The radio frequency signal device according to claim 4, characterized in that: The drying and preservation mechanism includes an air pump, a metal woven net bag, a granular desiccant, a sealing baffle, a plurality of bolts and a connecting pipe. The air pump is arranged at the bottom of the protective shell, and the air inlet end of the air pump is connected to the protective shell. A rectangular opening is opened on one side of the protective shell, and a metal woven net bag is arranged on the rectangular opening. Granular desiccant is arranged inside the metal woven net bag. The sealing baffle is fixedly installed on one side of the metal woven net bag, and a plurality of bolts are arranged on the sealing baffle, and a plurality of bolts are threadedly connected to the base. The connecting pipe is arranged at the bottom of the protective shell, and the connecting pipe is connected to the base. A humidity sensor is arranged on the inner wall of one side of the protective shell.

6. The radio frequency signal device according to claim 5, characterized in that: A controller is arranged on the protective shell, and the controller is electrically connected to the humidity sensor, the dual-axis motor and the air pump.

7. The radio frequency signal device according to claim 6, characterized in that: A lithium battery is disposed on the inner wall of the base, and the lithium battery is electrically connected to the controller. A charging port is provided on one side of the base, and the charging port is electrically connected to the lithium battery. The protective shell is provided with a movable handle.

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