Inductor with insulating layer

By installing insulating components on the side of the inductor body, including installation mechanism, protection mechanism and shock absorption mechanism, the problem of leakage caused by the lack of effective insulation measures in the existing inductor is solved, and higher insulation performance and circuit stability are achieved.

CN120199592APending Publication Date: 2025-06-24SHENZHEN LINGHAOXIANG TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202510400979.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-04-01
Publication Date
2025-06-24

AI Technical Summary

Technical Problem

Existing inductors lack effective insulation measures and are prone to leakage, especially in high voltage or complex electromagnetic environments, which may affect circuit performance or cause failure.

Method used

An inductor with an insulating layer is designed, and the insulating performance and impact resistance of the inductor are improved by providing an insulating component on the side of the inductor body, including a mounting mechanism, a protective mechanism and a shock absorbing mechanism.

Benefits of technology

It effectively improves the inductor's insulation performance, prevents leakage, and enhances the stability and reliability of the inductor in high voltage and complex electromagnetic environments.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of inductors, and discloses an inductor with an insulating layer, which comprises an inductor body, a coil fixedly arranged on the inner wall of the inductor body, a pin fixedly arranged on the side wall of the coil, and an insulating assembly arranged at the side position of the inductor body, the insulation assembly comprises an installation mechanism arranged on the side portion of the inductor body, a protection mechanism is arranged on the side portion of the inductor body, a damping mechanism is arranged on the side portion of the inductor body, the installation mechanism comprises a positioning rod and a second insulation plate, and the positioning rod is fixedly installed on the back portion of the inductor body. The inductor solves the problems that an existing inductor is prone to electric leakage due to lack of effective insulation measures, and when the inductor works in a high-voltage or complex electromagnetic environment, the electric leakage possibly affects the performance of a whole circuit and even causes circuit faults.
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Description

Technical Field

[0001] The present invention relates to the technical field of inductors, and particularly to an inductor with an insulating layer. Background Art

[0002] An inductor is an electronic component that can convert electrical energy into magnetic energy and store it. The bobbin generally refers to the support for winding the coil, usually made of materials such as plastic, bakelite, and ceramic, and can be made into different shapes according to actual needs. For some large-sized fixed inductors or adjustable inductors, most of them wind the enameled wire around the bobbin, and then install the magnetic core, copper core, iron core, etc. into the inner cavity of the bobbin to increase its inductance. Small inductors generally do not use a bobbin but directly wind the enameled wire around the magnetic core. Air-core inductors do not use a magnetic core, bobbin, or shielding cover, etc. Instead, they are first wound on a mold and then the mold is removed, and a certain distance is opened between each turn of the coil. The winding: refers to a group of coils with specified functions, which is the basic component of the inductor. The windings are divided into single-layer and multi-layer. The single-layer winding has two forms: closely wound and spaced wound; the multi-layer winding has various winding methods such as layered flat winding, random winding, and honeycomb winding, and has various shapes such as "I" shape, cylindrical shape, cap shape, "E" shape, and can shape. When there is a current passing through the coil, a magnetic field will be generated around the coil. When the current in the coil changes, the magnetic field around it also changes accordingly. This changing magnetic field can cause the coil itself to generate an induced electromotive force, which is self-inductance. If the inductor is in a state without current passing through and the circuit is switched on, it will try to block the current from flowing through it. If the inductor is in a state with current passing through and the circuit is switched off, it will try to maintain the current unchanged; The existing inductors are prone to leakage due to the lack of effective insulation measures. When the inductor works in a high-voltage or complex electromagnetic environment, this leakage may affect the performance of the entire circuit and even lead to circuit failure. Summary of the Invention

[0003] The purpose of the present invention is to provide an inductor with an insulating layer to achieve the purpose of solving the problems raised in the above background art.

[0004] To achieve the above purpose, the present invention provides the following technical solution: An inductor with an insulating layer, including an inductor body, A coil fixedly installed on the inner wall of the inductor body; A lead fixedly installed on the side wall of the coil; And an insulating component arranged at a side position of the inductor body; The insulating component includes a mounting mechanism arranged at a side position of the inductor body; A protection mechanism is arranged at a side position of the inductor body; A shock-absorbing mechanism is provided at the side position of the inductor body.

[0005] Preferably, the mounting mechanism includes a positioning rod and an insulating plate II. The positioning rod is fixedly installed on the back of the inductor body. An insulating plate I is slidably installed on the side wall of the positioning rod. A rectangular frame is fixedly installed on the side wall of the insulating plate I. A threaded rod is rotatably installed on the inner wall of the rectangular frame through a bearing. An adjusting block is installed on the side wall of the threaded rod. An adjusting rod is hingedly installed on the side wall of the adjusting block. The other end of the adjusting rod is hingedly installed with a slider. A plugging rod is fixedly installed on the side wall of the slider. One end of the plugging rod movably penetrates through the inner wall of the rectangular frame and extends to the outside of the rectangular frame.

[0006] Preferably, the side wall of the threaded rod is threadedly connected with the inner wall of the adjusting block. A turntable is fixedly installed at one end of the threaded rod. The side wall of the slider is slidably connected with the inner wall of the rectangular frame. The side wall of the adjusting block is slidably connected with the inner wall of the rectangular frame.

[0007] Preferably, the number of the plugging rods is four. The shapes and sizes of the four plugging rods are all equal. The inner diameter of the positioning hole formed on the surface of the positioning rod is the same as the outer diameter of the side wall of the plugging rod. The side wall of the plugging rod is slidably connected with the inner wall of the positioning hole.

[0008] Preferably, the insulating plate II is in contact with the side wall of the inductor body. A positioning bolt is rotatably installed on the inner wall of the insulating plate II. One end of the positioning bolt is threadedly connected with the inner wall of the inductor body. The side wall of the insulating plate I is in contact with the side wall of the inductor body. The number of the positioning bolts is four. The shapes and sizes of the four positioning bolts are all equal. Two of the positioning bolts are symmetrically arranged with respect to the middle plane in the left-right direction of the insulating plate II. When the position of the positioning bolt is rotated and one end of the positioning bolt enters the inner wall of the inductor body, the position of the insulating plate II can be quickly stabilized. Under the combined action of the insulating plate II and the insulating plate I, the insulation performance of the inductor body is effectively improved.

[0009] Preferably, the protection mechanism includes an air collecting chamber. The air collecting chamber is fixedly installed on the top of the inductor body. A piston is slidably installed on the side wall of the air collecting chamber. An arc-shaped rod is fixedly installed at one end of the piston. A protection plate is fixedly installed at the other end of the arc-shaped rod. A limiting rod is slidably installed on the side wall of the protection plate. One end of the limiting rod is fixedly connected with the side wall of the inductor body. A buffer spring is fixedly installed on the side wall of the protection plate. The other end of the buffer spring is fixedly connected with the side wall of the inductor body.

[0010] Preferably, a connecting pipe is fixedly installed on the top of the air collecting chamber. A solenoid valve is installed on the side wall of the connecting pipe. The inner wall of the air collecting chamber is communicated with the inside of the connecting pipe.

[0011] Preferably, there are two protective plates, the shapes and sizes of the two protective plates are equal, and the two protective plates are symmetrically arranged with respect to the middle plane in the left-right direction of the inductor body.

[0012] Preferably, the damping mechanism includes a pressing block. A long rod is fixedly installed on the inner wall of the pressing block. A displacement block is slidably installed on the side wall of the long rod. A damping spring is fixedly installed on the side wall of the displacement block, and the other end of the damping spring is fixedly connected to the inner wall of the pressing block. A hinge rod is hingedly installed on the inner wall of the displacement block, the other end of the hinge rod is hingedly installed with a connecting plate, a connecting base is fixedly installed at the bottom of the connecting plate, a positioning plate is fixedly installed on the side wall of the connecting base, and a damper is fixedly installed on the inner wall of the connecting base. The top of the damper is fixedly connected to the bottom of the inductor body.

[0013] Preferably, there are four positioning plates, the shapes and sizes of the four positioning plates are equal, and two of the positioning plates are symmetrically arranged as a group with respect to the middle plane in the left-right direction of the connecting base.

[0014] The present invention provides an inductor with an insulating layer. It has the following beneficial effects: (1) By an operator installing the insulating plate I at the position of the positioning rod, then directly rotating the position of the turntable, the turntable drives the position of the threaded rod to rotate. The side wall of the threaded rod is threadedly connected to the inner wall of the adjusting block. Therefore, when the threaded rod rotates, it drives the position of the adjusting block to move. The adjusting block drives one end of the adjusting rod to move, and the adjusting rod drives the position of the slider to rotate. When the slider slides on the inner wall of the rectangular frame, it drives the position of the inserting rod to slide, so that one end of the inserting rod enters the inner wall of the positioning rod, effectively installing the insulating plate I on the side wall of the inductor body. Then the operator installs the insulating plate II on the side wall of the inductor body, and then directly rotates the position of the positioning bolt. When one end of the positioning bolt enters the inner wall of the inductor body, the position of the insulating plate II can be quickly stabilized. Under the combined action of the insulating plate II and the insulating plate I, the insulating performance of the inductor body is effectively improved, solving the problem that the existing inductor is prone to leakage due to lack of effective insulation measures. When the inductor works in a high-voltage or complex electromagnetic environment, this kind of leakage may affect the performance of the entire circuit and even cause circuit failures.

[0015] (2) When the two sides of the inductor body are collided, first, it will hit the surface of the protective plate. The protective plate will slide on the side wall of the limiting rod. When the position of the protective plate moves, it will squeeze one end of the buffer spring, and the impact is slowed down by the buffer spring.

[0016] (3) When the protective plate moves, it will also drive the position of the arc-shaped rod to move. The arc-shaped rod further drives the piston to slide on the inner wall of the air collection chamber. When the piston slides, it compresses the gas on the inner wall of the air collection chamber. Therefore, under the action of the piston and the air collection chamber, the impact can be effectively buffered, and the service life of the inductor body can be improved.

[0017] (4) During the operation of the inductor body, when it generates vibrations, it will first lower the position of the pressing block. At this time, the position of the connecting plate will be compressed. The connecting plate drives the displacement block to slide on the side wall of the long rod through the hinge rod. The long rod squeezes one end of the shock-absorbing spring. Under the combined action of the shock-absorbing spring and the damper, the vibration is reduced, which is convenient for the operator to use the device better. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic diagram of the external structure of the present invention; Figure 2 is a schematic diagram of the back structure of the present invention; Figure 3 is a schematic diagram of the protective mechanism of the present invention; Figure 4 is a partial schematic diagram of the installation mechanism of the present invention; Figure 5 is a connection diagram of the positioning bolt and the insulating plate II of the present invention; Figure 6 is a schematic diagram of the shock-absorbing mechanism of the present invention; Figure 7 is a partial schematic diagram of the shock-absorbing mechanism of the present invention; Figure 8 of the present invention Figure 3 enlarged partial view of A; Figure 9 of the present invention Figure 4 enlarged partial view of B.

[0019] In the figure: 1. Inductor body; 2. Pin; 3. Coil; 4. Insulating component; 41. Mounting mechanism; 411. Positioning rod; 412. First insulating plate; 413. Positioning bolt; 414. Second insulating plate; 415. Turntable; 416. Threaded rod; 417. Adjusting block; 418. Adjusting rod; 419. Slide block; 4110. Insertion rod; 4111. Rectangular frame; 42. Protection mechanism; 421. Solenoid valve; 422. Connecting pipe; 423. Gas collecting chamber; 424. Piston; 425. Arc-shaped rod; 426. Limiting rod; 427. Protection plate; 428. Buffer spring; 43. Damping mechanism; 431. Connecting base; 432. Positioning plate; 433. Damper; 434. Pressing block; 435. Connecting plate; 436. Hinge rod; 437. Long rod; 438. Damping spring; 439. Displacement block. Detailed implementation manner

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0021] Examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present invention, and should not be construed as a limitation to the present invention.

[0022] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention.

[0023] In the present invention, unless otherwise clearly defined and limited, the terms "installation", "connection", "connection", "fixation", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral body; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] For a clearer understanding of the technical features, objectives, and effects of the present invention, the specific embodiments of the present invention will now be described with reference to the accompanying drawings.

[0025] Embodiment 1: A preferred embodiment of an inductor with an insulating layer provided by the present invention is as Figures 1 to 9 shown: An inductor with an insulating layer includes an inductor body 1, a coil 3 fixedly installed on the inner wall of the inductor body 1; leads 2 fixedly installed on the side wall of the coil 3; and an insulating component 4 provided at a side position of the inductor body 1; The insulating component 4 includes a mounting mechanism 41 provided at a side position of the inductor body 1; a protection mechanism 42 is provided at a side position of the inductor body 1; a shock-absorbing mechanism 43 is provided at a side position of the inductor body 1.

[0026] The mounting mechanism 41 includes a positioning rod 411 and an insulating plate two 414. The positioning rod 411 is fixedly installed on the back of the inductor body 1. An insulating plate one 412 is slidably installed on the side wall of the positioning rod 411. A rectangular frame 4111 is fixedly installed on the side wall of the insulating plate one 412. A threaded rod 416 is rotatably installed on the inner wall of the rectangular frame 4111 through a bearing. An adjusting block 417 is installed on the side wall of the threaded rod 416. An adjusting rod 418 is hingedly installed on the side wall of the adjusting block 417. The other end of the adjusting rod 418 is hingedly installed with a slider 419. A plugging rod 4110 is fixedly installed on the side wall of the slider 419. One end of the plugging rod 4110 movably penetrates through the inner wall of the rectangular frame 4111 and extends to the outside of the rectangular frame 4111.

[0027] In this embodiment, the side wall of the threaded rod 416 is threadedly connected to the inner wall of the adjusting block 417. A turntable 415 is fixedly installed at one end of the threaded rod 416. The side wall of the slider 419 is slidably connected to the inner wall of the rectangular frame 4111. The side wall of the adjusting block 417 is slidably connected to the inner wall of the rectangular frame 4111.

[0028] Furthermore, the number of the plugging rods 4110 is four. The shapes and sizes of the four plugging rods 4110 are equal. The inner diameter of the positioning holes formed on the surface of the positioning rod 411 is the same as the outer diameter of the side wall of the plugging rod 4110. The side wall of the plugging rod 4110 is slidably connected to the inner wall of the positioning hole.

[0029] Further, the second insulating plate 414 is in contact with the side wall of the inductor body 1. A positioning bolt 413 is rotatably installed on the inner wall of the second insulating plate 414. One end of the positioning bolt 413 is threadedly connected to the inner wall of the inductor body 1. The side wall of the first insulating plate 412 is in contact with the side wall of the inductor body 1. There are four positioning bolts 413, and the shapes and sizes of the four positioning bolts 413 are equal. Two positioning bolts 413 are symmetrically arranged with respect to the middle plane in the left-right direction of the second insulating plate 414.

[0030] In the specific implementation process, when the operator uses the device, first install the first insulating plate 412. Install the first insulating plate 412 at the position of the positioning rod 411. Then, the position of the turntable 415 can be directly rotated. The turntable 415 drives the position of the threaded rod 416 to rotate. The side wall of the threaded rod 416 is threadedly connected to the inner wall of the adjusting block 417. Therefore, when the threaded rod 416 rotates, it will drive the position of the adjusting block 417 to move. The adjusting block 417 drives one end of the adjusting rod 418 to move. The adjusting rod 418 will drive the position of the slider 419 to rotate. When the slider 419 slides on the inner wall of the rectangular frame 4111, it will drive the position of the inserting rod 4110 to slide, so that one end of the inserting rod 4110 enters the inner wall of the positioning rod 411, effectively installing the first insulating plate 412 on the side wall of the inductor body 1. Then, the operator installs the second insulating plate 414 on the side wall of the inductor body 1. Then, the position of the positioning bolt 413 can be directly rotated. When one end of the positioning bolt 413 enters the inner wall of the inductor body 1, the position of the second insulating plate 414 can be quickly stabilized. Under the combined action of the second insulating plate 414 and the first insulating plate 412, the insulating performance of the inductor body 1 is effectively improved.

[0031] Embodiment 2: On the basis of Embodiment 1, a preferred embodiment of an inductor with an insulating layer provided by the present invention is as Figures 1 to 9 shown: The protection mechanism 42 includes an air collecting chamber 423. The air collecting chamber 423 is fixedly installed on the top of the inductor body 1. A piston 424 is slidably installed on the side wall of the air collecting chamber 423. One end of the piston 424 is fixedly installed with an arc-shaped rod 425. The other end of the arc-shaped rod 425 is fixedly installed with a protection plate 427. A limiting rod 426 is slidably installed on the side wall of the protection plate 427. One end of the limiting rod 426 is fixedly connected to the side wall of the inductor body 1. A buffer spring 428 is fixedly installed on the side wall of the protection plate 427. The other end of the buffer spring 428 is fixedly connected to the side wall of the inductor body 1.

[0032] In this embodiment, a connecting pipe 422 is fixedly installed on the top of the air collecting chamber 423. A solenoid valve 421 is installed on the side wall of the connecting pipe 422. The inner wall of the air collecting chamber 423 is communicated with the inside of the connecting pipe 422.

[0033] Further, there are two protective plates 427. The shapes and sizes of the two protective plates 427 are equal, and the two protective plates 427 are symmetrically arranged with respect to the middle plane in the left-right direction of the inductor body 1.

[0034] In the specific implementation process, when the two sides of the inductor body 1 are collided, the surface of the protective plate 427 will be hit first. The protective plate 427 will slide on the side wall of the limiting rod 426. When the position of the protective plate 427 moves, one end of the buffer spring 428 will be squeezed. The impact is slowed down by the buffer spring 428. When the position of the protective plate 427 moves, it will also drive the position of the arc rod 425 to move. The arc rod 425 further drives the piston 424 to slide on the inner wall of the air collecting chamber 423. When the piston 424 slides, it will compress the gas on the inner wall of the air collecting chamber 423. Therefore, under the action of the piston 424 and the air collecting chamber 423, the impact can be effectively buffered further. By providing the connecting pipe 422 and the electromagnetic valve 421, it is convenient for the operator to fill the inert gas into the air collecting chamber 423.

[0035] Embodiment 3: On the basis of Embodiment 1 and Embodiment 2, a preferred embodiment of an inductor with an insulating layer provided by the present invention is as Figures 1 to 9 shown: The shock absorption mechanism 43 includes a lower pressing block 434. A long rod 437 is fixedly installed on the inner wall of the lower pressing block 434. A displacement block 439 is slidably installed on the side wall of the long rod 437. A shock absorption spring 438 is fixedly installed on the side wall of the displacement block 439. The other end of the shock absorption spring 438 is fixedly connected to the inner wall of the lower pressing block 434. A hinge rod 436 is hingedly installed on the inner wall of the displacement block 439. The other end of the hinge rod 436 is hingedly installed with a connecting plate 435. A connecting base 431 is fixedly installed at the bottom of the connecting plate 435. A positioning plate 432 is fixedly installed on the side wall of the connecting base 431. A damper 433 is fixedly installed on the inner wall of the connecting base 431. The top of the damper 433 is fixedly connected to the bottom of the inductor body 1.

[0036] In this embodiment, the number of the positioning plates 432 is four. The shapes and sizes of the four positioning plates 432 are equal. Two positioning plates 432 are a group and are symmetrically arranged with respect to the middle plane in the left-right direction of the connecting base 431.

[0037] During the actual implementation process, when the inductor body 1 vibrates during operation, the position of the pressing block 434 will first drop, and at this time, the position of the connecting plate 435 will be compressed. The connecting plate 435 drives the displacement block 439 to slide on the side wall of the long rod 437 through the hinge rod 436. The long rod 437 will squeeze one end of the shock-absorbing spring 438, and the vibration is reduced through the combined action of the shock-absorbing spring 438 and the damper 433.

[0038] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to the embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

[0039] The above is only the preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. An inductor having an insulating layer, comprising an inductor body (1), A coil (3) fixedly mounted on the inner wall of the inductor body (1); A pin (2) fixedly mounted on a side wall of the coil (3); An insulating component (4) is arranged at a side position of the inductor body (1); the characteristics are: The insulating component (4) comprises a mounting mechanism (41) arranged at a side position of the inductor body (1); A protection mechanism (42) is provided on the side of the inductor body (1); A shock absorbing mechanism (43) is provided on the side of the inductor body (1).

2. The inductor with an insulating layer according to claim 1, characterized in that: The mounting mechanism (41) comprises a positioning rod (411) and a second insulating plate (414); the positioning rod (411) is fixedly mounted on the back of the inductor body (1); an insulating plate (412) is slidably mounted on the side wall of the positioning rod (411); a rectangular frame (4111) is fixedly mounted on the side wall of the insulating plate (412); a threaded rod (416) is rotatably mounted on the inner wall of the rectangular frame (4111) via a bearing; an adjustment block (417) is mounted on the side wall of the threaded rod (416); an adjustment rod (418) is hingedly mounted on the side wall of the adjustment block (417); a slider (419) is hingedly mounted on the other end of the adjustment rod (418); a plug-in rod (4110) is fixedly mounted on the side wall of the slider (419); one end of the plug-in rod (4110) movably penetrates the inner wall of the rectangular frame (4111) and extends to the outside of the rectangular frame (4111).

3. The inductor with an insulating layer according to claim 2, characterized in that: The side wall of the threaded rod (416) is threadedly connected to the inner wall of the adjustment block (417); a turntable (415) is fixedly mounted on one end of the threaded rod (416); the side wall of the slider (419) is slidably connected to the inner wall of the rectangular frame (4111); and the side wall of the adjustment block (417) is slidably connected to the inner wall of the rectangular frame (4111).

4. The inductor with an insulating layer according to claim 3, characterized in that: There are four plug-in rods (4110), the four plug-in rods (4110) are of equal shape and size, the side wall diameter of the plug-in rod (4110) is the same as the inner wall diameter of the positioning hole provided on the surface of the positioning rod (411), and the side wall of the plug-in rod (4110) is slidably connected to the inner wall of the positioning hole.

5. The inductor with an insulating layer according to claim 4, characterized in that: The second insulating plate (414) is arranged in contact with the side wall of the inductor body (1); a positioning bolt (413) is rotatably mounted on the inner wall of the second insulating plate (414); one end of the positioning bolt (413) is threadedly connected to the inner wall of the inductor body (1); the side wall of the first insulating plate (412) is arranged in contact with the side wall of the inductor body (1); there are four positioning bolts (413); the four positioning bolts (413) are of equal shape and size; and two positioning bolts (413) are arranged as a group symmetrically with respect to the middle surface of the second insulating plate (414) in the left-right direction.

6. The inductor with an insulating layer according to claim 1, characterized in that: The protection mechanism (42) comprises an air collecting bin (423), the air collecting bin (423) being fixedly mounted on the top of the inductor body (1), a piston (424) being slidably mounted on the side wall of the air collecting bin (423), an arc-shaped rod (425) being fixedly mounted on one end of the piston (424), a protection plate (427) being fixedly mounted on the other end of the arc-shaped rod (425), a limit rod (426) being slidably mounted on the side wall of the protection plate (427), one end of the limit rod (426) being fixedly connected to the side wall of the inductor body (1), a buffer spring (428) being fixedly mounted on the side wall of the protection plate (427), and the other end of the buffer spring (428) being fixedly connected to the side wall of the inductor body (1).

7. The inductor with an insulating layer according to claim 6, characterized in that: A connecting pipe (422) is fixedly mounted on the top of the gas collecting bin (423), a solenoid valve (421) is mounted on the side wall of the connecting pipe (422), and an inner wall of the gas collecting bin (423) is connected to the interior of the connecting pipe (422).

8. The inductor with an insulating layer according to claim 7, characterized in that: There are two protective plates (427), the two protective plates (427) are equal in shape and size, and the two protective plates (427) are symmetrically arranged relative to the middle surface of the inductor body (1) in the left-right direction.

9. The inductor with an insulating layer according to claim 1, characterized in that: The shock absorbing mechanism (43) comprises a pressing block (434), a long rod (437) being fixedly mounted on the inner wall of the pressing block (434), a displacement block (439) being slidably mounted on the side wall of the long rod (437), a shock absorbing spring (438) being fixedly mounted on the side wall of the displacement block (439), the other end of the shock absorbing spring (438) being fixedly connected to the inner wall of the pressing block (434), a hinged rod (436) being hingedly mounted on the inner wall of the displacement block (439), a connecting plate (435) being hingedly mounted on the other end of the hinged rod (436), a connecting base (431) being fixedly mounted on the bottom of the connecting plate (435), a positioning plate (432) being fixedly mounted on the side wall of the connecting base (431), a damper (433) being fixedly mounted on the inner wall of the connecting base (431), and the top of the damper (433) being fixedly connected to the bottom of the inductor body (1).

10. The inductor with an insulating layer according to claim 9, characterized in that: There are four positioning plates (432), the four positioning plates (432) are of equal shape and size, and two positioning plates (432) form a group and are symmetrically arranged relative to the middle surface of the connecting base (431) in the left-right direction.