Wide-range adjustable inductance tuning device

Abstract

The utility model discloses a wide-range adjustable inductance tuning device which comprises an output copper piece and a parallel frame, and two fixed coils are arranged on the output copper piece up and down; the parallel frame is mounted on one side of the output copper piece; two magnetizers capable of performing lifting motion through belt wheels are arranged on the parallel frame up and down, and in the lifting process of the magnetizers, the two magnetizers smoothly enter and exit in the two fixed coils in a one-to-one correspondence mode. According to the wide-range adjustable inductance tuning device, inductance can be adjusted without disassembly, high-power high-low-frequency equipment can be flexibly and widely tuned, the frequency control requirement for load output is met, the design structure is simple, and operation is safe and reliable.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wide-range adjustable inductance tuning device. BACKGROUND

[0002] At present, high-frequency equipment has been booming in China, especially with the continuous development of China's machinery manufacturing industry, China's aerospace, automobile and some high-end mechanical parts fields have continuously improved the requirements for high-frequency welding process technology equipment, especially some equipment that needs to use special materials. In terms of the current domestic situation, the frequency tuning of ordinary solid-state high-frequency power supply basically cannot realize flexible tuning, and the frequency is a fixed value that cannot be independently controlled. In the actual application process, the frequency may not be tuned due to the load inductance, and can only depend on the load.

[0003] The output structure of the traditional high-frequency power supply has the following deficiencies:

[0004] 1) Only one fixed frequency point can be realized, and it cannot be truly tuned.

[0005] 2) The operating frequency cannot reach the expected high frequency operating state due to the load coil inductance and internal reasons of the power supply.

[0006] 3) It cannot be tuned online to achieve the effect of frequency conversion. INVENTION CONTENT

[0007] The utility model aims at overcoming the defects of prior art, providing a wide-range adjustable inductance tuning device, which can adjust the inductance without disassembly, and can flexibly and widely tune the high and low frequency equipment of large power, meet the frequency control requirements of the load output, and has simple design structure, safe and reliable operation.

[0008] The technical scheme for achieving the above-mentioned purpose is: a wide-range adjustable inductance tuning device, comprising an output copper piece and a parallel frame, wherein:

[0009] Two fixed coils are arranged on the output copper piece in an upper and lower manner;

[0010] The parallel frame is installed on one side of the output copper piece;

[0011] Two magnetically conductive bodies capable of lifting motion through a belt wheel are arranged on the parallel frame in an upper and lower manner, and during the lifting process of the magnetically conductive bodies, the two magnetically conductive bodies are smoothly in and out of the two fixed coils one by one.

[0012] The wide-range adjustable inductance tuning device, wherein the parallel frame comprises two vertical columns parallel to each other and a connecting crossbar arranged between the two vertical columns, each magnetic conductor is arranged on the two vertical columns in a lifting manner through a magnetic conductor fixing mechanism, upper and lower ends of the parallel frame are respectively provided with pulleys, a belt is tensioned between the two pulleys, each magnetic conductor fixing mechanism is connected with the belt, and the pulleys are driven to drive the magnetic conductor fixing mechanisms to move up and down along the two vertical columns, and then drive the corresponding magnetic conductors to move up and down.

[0013] The wide-range adjustable inductance tuning device, wherein each magnetic conductor moves in and out of the corresponding fixed coil smoothly during the lifting movement, and each magnetic conductor has an air gap with the corresponding fixed coil.

[0014] The wide-range adjustable inductance tuning device, wherein each magnetic conductor is provided with a cooling water inlet and outlet.

[0015] The wide-range adjustable inductance tuning device of the utility model is a safe and reliable air gap adjustment structure of a water-cooled inductance coil and a movable magnetic conductor, can be used for improvement of a topological structure of a high-frequency power supply, and has the following advantages:

[0016] (1) a new topological structure update and optimization can be realized;

[0017] (2) the inductance device with adjustable inductance can be tuned according to the existing load configuration, and flexible and smooth tuning can be realized;

[0018] (3) the frequency can be better controlled to realize the final output of smooth change. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a perspective view of the wide-range adjustable inductance tuning device of the utility model;

[0020] Figure 2 It is a structural schematic view of the magnetic conductor fixing mechanism;

[0021] Figure 3 It is a structural schematic view of the parallel frame. DETAILED DESCRIPTION

[0022] In order for those skilled in the art to better understand the technical scheme of the utility model, the specific embodiments will be described in detail below with reference to the drawings:

[0023] Please refer to Figure 1 , Figure 2 and Figure 3 , the best embodiment of the utility model, a wide-range adjustable inductance tuning device, comprising an output copper piece 1 and a parallel frame 2.

[0024] The output copper piece 1 is provided with two fixed coils 11 arranged one above the other; the parallel frame 2 is installed on one side of the output copper piece 1; the parallel frame 2 is provided with two magnet conductors 3 capable of lifting movement through a belt wheel 4, and the two magnet conductors 3 are smoothly in and out of the two fixed coils 11 one by one during the lifting process of the magnet conductors 3.

[0025] The parallel frame 2 comprises two vertical columns 21 parallel to each other and a connecting cross bar 22 arranged between the two vertical columns, each magnet conductor 3 is arranged on the two vertical columns 21 in a lifting manner through a magnet conductor fixing mechanism 31, the upper and lower ends of the parallel frame 2 are respectively provided with a belt wheel 4, the two belt wheels 4 are tensioned with a belt 41, each magnet conductor fixing mechanism 31 is connected with the belt 41, and the magnet conductor fixing mechanism 31 is driven to move up and down along the two vertical columns 21 through the belt 41 when the belt wheel 4 rotates, thereby driving the corresponding magnet conductor 3 to move up and down.

[0026] Each magnet conductor 3 is smoothly in and out of the corresponding fixed coil 11 during the lifting movement, and each magnet conductor 3 has an air gap with the corresponding fixed coil 11.

[0027] Each magnet conductor 3 is provided with a cooling water inlet and outlet 32.

[0028] The wide-range adjustable inductance tuning device of the utility model is a safe and reliable air gap adjustment structure of a water-cooled inductance coil and a movable magnet conductor, and the magnet conductor which is lifted and lowered through the belt wheel is smoothly in and out of the two fixed coils during use, so that the tuning purpose can be achieved, and the target frequency is smoothly variable.

[0029] In summary, the wide-range adjustable inductance tuning device of the utility model can adjust the inductance without disassembly, flexibly and widely tunes the equipment with high and low frequency, meets the frequency control requirements of load output, has a simple design structure, and is safe and reliable in operation.

[0030] Those skilled in the art in the technical field should realize that the above embodiments are only used to illustrate the utility model, and are not used as a limitation on the utility model, as long as the changes and modifications of the above described embodiments are within the essential spirit range of the utility model, the changes and modifications of the above described embodiments will fall within the scope of the claims of the utility model.

Claims

1. A wide range adjustable inductance tuning device characterized by, The output copper piece and the parallel frame are included, wherein: Two fixed coils are arranged on the output copper piece in an upper and lower manner; The parallel frame is installed on one side of the output copper piece; Two magnet conductors capable of lifting and descending through the belt pulley are arranged on the parallel frame in an upper and lower manner, and the two magnet conductors correspondingly and smoothly enter and exit the two fixed coils during the lifting and descending of the magnet conductors.

2. A wide range adjustable inductance tuning device according to claim 1, characterized in that, The parallel frame includes two vertical columns parallel to each other and a connecting horizontal rod arranged between the two vertical columns, each magnet conductor is arranged on the two vertical columns in a lifting and descending manner through a magnet conductor fixing mechanism, the upper and lower ends of the parallel frame are respectively provided with belt pulleys, the two belt pulleys are tensioned by a belt, each magnet conductor fixing mechanism is connected with the belt, and the belt pulley drives the magnet conductor fixing mechanism to lift and descend along the two vertical columns through the belt during rotation, thereby driving the corresponding magnet conductor to lift and descend.

3. A wide range adjustable inductance tuning device according to claim 2, wherein, Each magnet conductor smoothly enters and exits the corresponding fixed coil during the lifting and descending of the magnet conductor, and each magnet conductor has an air gap with the corresponding fixed coil.

4. A wide-range adjustable inductance tuning device according to claim 1, wherein, A cooling water inlet and outlet are arranged on each magnet conductor.

Images