Microwave radio frequency amplification device

Abstract

The utility model discloses a microwave radio frequency amplification device which comprises a shell and an adjusting shaft rotatably installed on one side of the shell, one side of the outer surface of the shell is fixedly connected with an annular base, the annular base is arranged on the outer surface of the adjusting shaft in a sleeved mode and fixedly connected with the shell, and a plurality of clamping grooves are evenly formed in the outer surface of the annular base; a spline hole is formed in one end of the adjusting shaft, a movable rod is slidably connected to one end of the spline hole in an inserted mode, and an elastic rotary knob matched with the clamping groove is fixedly installed at the other end of the movable rod. According to the utility model, through the arrangement of the clamping teeth, the annular seat, the spline hole, the movable rod and the elastic knob, not only is the mistaken touch prevention function realized, but also one-hand operation can be realized, the use is more convenient, the overall aesthetic property is increased, and meanwhile, through the arrangement of the metal frame, the magnet and the dustproof filter screen, impurities such as dust can be prevented from entering the shell through the heat dissipation holes, so that the service life is prolonged. And the protection effect is achieved on all parts in the device.

Description

Technical Field

[0001] The utility model relates to the technical field of microwave radio frequency amplification devices, in particular to a microwave radio frequency amplification device. Background Art

[0002] A microwave RF amplifier is an electronic device used to increase the amplitude of a microwave signal. It enhances the strength of microwave signals by providing appropriate amplification gain so that they can be effectively transmitted, detected, and processed in communication systems or radar systems. A microwave RF amplifier is usually composed of a series of amplifier cascades, with each level increasing the overall gain by increasing the power of the signal. It plays a vital role in fields such as wireless communications, radar systems, satellite communications, and RF equipment.

[0003] The prior art publication number is CN219322763U, which is a radio frequency amplifier with adjustable frequency band, comprising a shell, a mounting plate fixedly mounted on the side of the shell, an interface fixedly mounted on the side of the mounting plate, an adjusting head rotatably connected to the side of the mounting plate, a magnet fixedly mounted on one side of the adjusting head, and a fixing ring fixedly mounted on one end of the adjusting head.

[0004] Although the RF amplifier can prevent accidental touch, it still has some defects in actual operation. That is, when twisting the adjustment head, one hand is needed to peel off components such as the card board, which makes it inconvenient to use. At the same time, the setting of components such as the card board also reduces the overall aesthetics. For this reason, improvements are proposed. Utility Model Content

[0005] The utility model is a microwave radio frequency amplifying device proposed to solve the shortcomings in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a microwave radio frequency amplification device, comprising a shell and an adjustment shaft rotatably mounted on one side of the shell, an annular seat is fixedly connected to one side of the outer surface of the shell, and the annular seat sleeve is arranged on the outer surface of the adjustment shaft and fixedly connected to the shell, and a plurality of slots are evenly opened on the outer surface of the annular seat;

[0007] A spline hole is provided at one end of the adjusting shaft, a movable rod is slidably inserted at one end of the spline hole, and an elastic knob matching the card slot is fixedly installed at the other end of the movable rod.

[0008] Furthermore, the annular seat includes a ring sleeve, and the ring sleeve is arranged on the outer surface of the adjusting shaft, the ring sleeve is fixedly connected to the shell, the other end of the ring sleeve is fixedly connected to a fixing ring, and a groove is opened on the outer surface of the fixing ring. The setting of the ring sleeve is conducive to the fixed connection between the fixing ring and the shell.

[0009] Furthermore, the movable rod includes a spline rod, and the spline rod is slidably plugged into the spline hole. The other end of the spline rod is fixedly connected to a connecting rod. The spline rod and the spline hole cooperate to have a limiting effect. When the spline rod rotates, the adjusting shaft can be driven to rotate through the spline hole.

[0010] Furthermore, the elastic knob includes a knob, and the knob is fixedly connected to a connecting rod. A spring is fixedly connected between the knob and the fixing ring, a plurality of latch teeth are evenly fixedly connected to the inner surface of the knob, and the latch teeth match the latch grooves, and an anti-slip pattern is provided on the outer surface of the knob to increase the friction of the knob and avoid slipping during use.

[0011] Furthermore, a pointer is fixedly mounted on one side of the outer surface of the knob, a dial is fixedly sleeved on the outer surface of the fixing ring, and the dial matches the pointer, and the cooperation between the pointer and the dial can assist in judgment.

[0012] Furthermore, grooves are provided on both sides of the outer surface of the shell, and multiple magnets are fixedly embedded on the inner walls of one side of the two grooves. Multiple heat dissipation holes are provided on the inner walls of one side of the two grooves and penetrate into the shell. The setting of the heat dissipation holes is conducive to heat dissipation when the microwave radio frequency amplification device is in use.

[0013] Furthermore, a metal frame is provided in each of the two grooves, and the metal frame is fixed by adsorption with a magnet, and a dust filter is fixedly installed in the metal frame, and the dust filter can prevent dust and other impurities from entering the housing through the heat dissipation holes.

[0014] Beneficial effects of the utility model:

[0015] When the utility model is in use, the microwave radio frequency amplifying device not only has the function of preventing accidental touch through the arranged latch teeth, annular seat, spline hole, movable rod and elastic knob, but also can be operated with one hand, making it more convenient to use and increasing the overall aesthetics. At the same time, the arranged metal frame, magnet and dustproof filter can prevent dust and other impurities from entering the shell through the heat dissipation holes, thereby having a protective effect on various internal components. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description of the specific implementation methods will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 : The front view of the utility model;

[0018] Figure 2: The front view of the housing of the utility model;

[0019] Figure 3 : A partially cutaway stereogram of the utility model;

[0020] Figure 4 :The utility model Figure 3 Enlarged view of point A in the middle.

[0021] The reference numerals are as follows:

[0022] 1. Shell; 2. Knob; 3. Dust filter; 4. Metal frame; 5. Magnet; 6. Heat dissipation hole; 7. Groove; 8. Connecting rod; 9. Spline rod; 10. Spring; 11. Dial; 12. Ring sleeve; 13. Pointer; 14. Spline hole; 15. Adjustment shaft; 16. Gear; 17. Slot; 18. Fixing ring. DETAILED DESCRIPTION

[0023] 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 of 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.

[0024] like Figures 1 to 4 As shown, it relates to a microwave radio frequency amplification device, including a shell 1 and an adjustment shaft 15 rotatably installed on one side of the shell 1, an annular seat is fixedly connected to one side of the outer surface of the shell 1, and the annular seat is sleeved on the outer surface of the adjustment shaft 15 and fixedly connected to the shell 1, a plurality of grooves 17 are evenly opened on the outer surface of the annular seat, the annular seat includes a ring sleeve 12, and the ring sleeve 12 is sleeved on the outer surface of the adjustment shaft 15, the ring sleeve 12 is fixedly connected to the shell 1, the other end of the ring sleeve 12 is fixedly connected to a fixing ring 18, and the groove 17 is opened on the outer surface of the fixing ring 18.

[0025] A spline hole 14 is provided at one end of the adjusting shaft 15, and a movable rod is slidably inserted at one end of the spline hole 14. The movable rod includes a spline rod 9, and the spline rod 9 is slidably inserted into the spline hole 14. The other end of the spline rod 9 is fixedly connected to a connecting rod 8. When the spline rod 9 is located in the spline hole 14, the connecting rod 8 rotates, which can drive the adjusting shaft 15 to rotate.

[0026] An elastic knob matching the slot 17 is fixedly installed at the other end of the movable rod. The elastic knob includes a knob 2, and the knob 2 is fixedly connected to the connecting rod 8. A spring 10 is fixedly connected between the knob 2 and the fixing ring 18. A plurality of teeth 16 are evenly and fixedly connected to the inner surface of the knob 2, and the teeth 16 match the slot 17. The setting of the spring 10 is conducive to the resetting operation of the knob 2.

[0027] A pointer 13 is fixedly mounted on one side of the outer surface of the knob 2 , and a scale plate 11 is fixedly sleeved on the outer surface of the fixing ring 18 , and the scale plate 11 matches the pointer 13 , and the pointer 13 cooperates with the scale plate 11 to facilitate judging the rotation angle of the knob 2 .

[0028] Grooves 7 are provided on both sides of the outer surface of the shell 1, and multiple magnets 5 are fixedly embedded on the inner walls of one side of the two grooves 7. Multiple heat dissipation holes 6 that penetrate into the shell 1 are provided on the inner walls of one side of the two grooves 7. Metal frames 4 are provided in the two grooves 7. A sealing gasket can be installed at the joint between the metal frame 4 and the inner wall of the groove 7 according to actual sealing needs, and the metal frame 4 and the magnet 5 are adsorbed and fixed. A dust filter 3 is fixedly installed in the metal frame 4. When the dust filter 3 needs to be cleaned, the metal frame 4 can be directly removed from the groove 7. When installing the dust filter 3, the metal frame 4 can be directly aligned with the groove 7 and placed, and the magnet 5 can adsorb the metal frame 4.

[0029] Working principle: when it is necessary to rotate the adjusting shaft 15, press the knob 2 to disengage the latching tooth 16 from the latching slot 17, and then rotate the knob 2. The knob 2 drives the connecting rod 8 and the spline rod 9 to rotate. The spline rod 9 drives the adjusting shaft 15 to rotate through the spline hole 14. At the same time, the knob 2 also drives the pointer 13 to rotate. The rotation position of the pointer 13 is determined by the dial 11 until the setting is reached. Then release the knob 2, and the spring 10 pushes the knob 2 to reset until the latching tooth 16 enters the latching slot 17.

[0030] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A microwave radio frequency amplification device, comprising a housing (1) and an adjustment shaft (15) rotatably mounted on one side of the housing (1), characterized in that: An annular seat is fixedly connected to one side of the outer surface of the housing (1), and the annular seat is sleeved on the outer surface of the adjustment shaft (15) and fixedly connected to the housing (1), and a plurality of slots (17) are evenly formed on the outer surface of the annular seat; A spline hole (14) is formed at one end of the adjusting shaft (15), a movable rod is slidably inserted into one end of the spline hole (14), and an elastic knob matching the card slot (17) is fixedly mounted at the other end of the movable rod.

2. A microwave radio frequency amplification device according to claim 1, characterized in that: The annular seat comprises an annular sleeve (12), and the annular sleeve (12) is sleeved on the outer surface of the adjusting shaft (15), the annular sleeve (12) is fixedly connected to the housing (1), the other end of the annular sleeve (12) is fixedly connected to a fixing ring (18), and a clamping groove (17) is provided on the outer surface of the fixing ring (18).

3. A microwave radio frequency amplification device according to claim 1, characterized in that: The movable rod comprises a spline rod (9), and the spline rod (9) is slidably plugged into the spline hole (14), and the other end of the spline rod (9) is fixedly connected to a connecting rod (8).

4. A microwave radio frequency amplification device according to claim 3, characterized in that: The elastic knob comprises a knob (2), and the knob (2) is fixedly connected to a connecting rod (8), a spring (10) is fixedly connected between the knob (2) and a fixing ring (18), and a plurality of latch teeth (16) are evenly fixedly connected to the inner surface of the knob (2), and the latch teeth (16) match the latch grooves (17).

5. A microwave radio frequency amplification device according to claim 4, characterized in that: A pointer (13) is fixedly mounted on one side of the outer surface of the knob (2), a dial (11) is fixedly sleeved on the outer surface of the fixing ring (18), and the dial (11) matches the pointer (13).

6. The microwave radio frequency amplification device according to claim 1, characterized in that: Grooves (7) are provided on both sides of the outer surface of the shell (1); a plurality of magnets (5) are fixedly embedded in the inner walls of one side of the two grooves (7); and a plurality of heat dissipation holes (6) penetrating into the shell (1) are provided on the inner walls of one side of the two grooves (7).

7. A microwave radio frequency amplification device according to claim 6, characterized in that: A metal frame (4) is provided in each of the two grooves (7), and the metal frame (4) is fixed to the magnet (5) by adsorption, and a dustproof filter (3) is fixedly installed in the metal frame (4).

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