Gas-insulated high-voltage switch dehumidification structure

Abstract

The utility model discloses a gas insulated high-voltage switch dehumidification structure, which relates to the technical field of high-voltage switch dehumidification device design and comprises a gas insulated high-voltage switch box, a drying agent conveying unit and a sealing and fixing unit. The desiccant feeding hole extends into the gas insulation high-voltage switch box, a dehumidification body is arranged in the desiccant feeding hole, and a sealing strip is fixedly connected to the position, located at the joint of the dehumidification body, of the gas insulation high-voltage switch box in a sleeving mode. And the sealing and fixing unit comprises a protective shell, a sealing door plate, a clamping sliding block, a bidirectional threaded column, a motor protective shell, a rotating motor and a stable sliding column, a drying agent is convenient to replace, the sealing performance of the device is improved, dehumidification of the device is not affected, and use is not affected.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage switch dehumidification device design, in particular to a gas-insulated high-voltage switch dehumidification structure. Background Art

[0002] High-voltage switches are an important part of the power distribution system. In order to improve the insulation strength and achieve a miniaturized product structure, high-voltage switches are placed in a box that encloses insulating gas. It is also necessary to keep the gas in the box dry to prevent excessive moisture content in the gas from affecting the insulation performance and the reliability of the high-voltage switch.

[0003] The existing gas-insulated high-voltage switch dehumidification structure usually directly places several desiccants for dehumidification, which is inconvenient to replace the desiccant and has poor sealing performance, which affects the dehumidification of the device and affects its use. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a gas-insulated high-voltage switch dehumidification structure. The desiccant is easy to replace, the sealing of the device is improved, the dehumidification of the device is not affected, and the use is not affected, which can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gas-insulated high-voltage switch dehumidification structure, comprising a gas-insulated high-voltage switch box, a desiccant conveying unit, and a sealing fixing unit;

[0006] Gas-insulated high-voltage switch box: a desiccant feeding hole is provided on the left side, the desiccant feeding hole extends into the gas-insulated high-voltage switch box, a dehumidification body is provided in the desiccant feeding hole, a sealing strip is fixedly sleeved at the connection of the dehumidification body on the gas-insulated high-voltage switch box, and a desiccant delivery unit is provided on the left end face of the dehumidification body;

[0007] Sealing and fixing unit: includes a protective shell, a sealing door panel, a snap-on slider, a bidirectional threaded column, a motor protective shell, a rotating motor and a stabilizing slide column. Rectangular slide holes are respectively provided on the upper and lower surfaces of the dehumidifier body at the positions on the left side of the gas-insulated high-voltage switch box. The two rectangular slide holes extend into the dehumidifier body respectively. The protective shell is fixedly connected to the positions corresponding to the rectangular slide holes on the dehumidifier body. Sealing door panels are respectively provided in the two rectangular slide holes. The front and rear surfaces of the two sealing door panels are respectively fixedly connected to the snap-on slider. The two sealing door panels are slidably connected in the corresponding dehumidifier body. The protective shell is fixedly connected to the front side of the dehumidifier body at a stable position. A sliding column, wherein the sliding holes on the two clamping sliders are slidably connected on the corresponding stable sliding column, the position located in the protective shell at the rear side of the dehumidification body is rotatably connected to the two-way threaded column, the threads on the two-way threaded column are in opposite directions, and the screw holes on the other two clamping sliders are threadedly connected to the corresponding two-way threaded columns, the upper surface of the protective shell is located at the position corresponding to the two-way threaded column and is fixedly connected to the motor protective shell, the motor protective shell is fixedly connected to the rotating motor, the upper end of the two-way threaded column extends to the upper side of the corresponding protective shell and is fixedly connected to the output shaft of the rotating motor, and the input end of the rotating motor is electrically connected to the output end of the external power supply through an external control switch group.

[0008] The gas-insulated high-voltage switch box is used to fix the high-voltage switch to facilitate use. The dehumidification body is used to place desiccant to facilitate dehumidification. The desiccant delivery unit is used to place desiccant to facilitate feeding. The protective shell is used to fix the stable sliding column and the bidirectional threaded column. The motor protective shell is used to fix the rotating motor. The rotating motor is started to drive the bidirectional threaded column to rotate. The bidirectional threaded column rotates to drive the card-connecting slider to move. The card-connecting slider drives the sealing door plate to move. The sealing door plate is used to seal the gas-insulated high-voltage switch box to prevent gas leakage in the gas-insulated high-voltage switch box for easy use. The stable sliding column is used to make the sliding of the card-connecting slider more stable to facilitate the sealing protection device.

[0009] Furthermore, the sealing and fixing unit also includes a sealing strip and a sealing groove, wherein a sealing strip is fixedly connected to a position on one sealing door panel located inside the dehumidifier body, and a sealing groove is provided on another sealing door panel located inside the dehumidifier body, wherein the sealing groove is correspondingly engaged with the sealing strip, and the two sealing door panels seal the dehumidifier body.

[0010] The sealing strip and the sealing groove are snapped into place to allow the two sealing door panels to be sealed and snapped into place to make the fixation more secure and facilitate the sealing installation.

[0011] Furthermore, the desiccant delivery unit includes a desiccant storage barrel, a feed pipe, a clamping plate, a connecting pipe, a sealing clamping ring and a sealing cover plate. The clamping plate is fixedly connected to the position on the left side of the sealing door plate on the dehumidification main body. A circular hole is provided on the clamping plate, and the circular hole passes through the left and right sides of the clamping plate. The left surface of the clamping plate is fixedly connected to one end of the connecting pipe through a sealing clamping ring. A circular through hole is provided on the right side of the desiccant storage barrel, and the circular through hole extends into the desiccant storage barrel. The other end of the connecting pipe is fixedly connected in the circular through hole. A connecting feeding hole is provided on the desiccant storage barrel, and the connecting feeding hole extends into the desiccant storage barrel. One end of the feed pipe is fixedly connected in the connecting feeding hole. The other end of the feed pipe is fixedly connected to the sealing cover plate through a sealing rubber pad. The upper surface of the sealing cover plate is fixedly connected to a circular handrail.

[0012] The desiccant storage barrel is used to store desiccant, the feed pipe is used to allow the desiccant to flow into the desiccant storage barrel, the sealing cover plate is used to seal the device when no desiccant is placed, to seal and protect the device, the clamping plate is used to fix the connecting pipe, the connecting pipe is used to clamp the desiccant storage barrel, to facilitate the desiccant to flow into the connecting pipe, to facilitate drying, and the sealing clamping ring is used to seal the device, so that the connection between the clamping plate and the connecting pipe is more firmly sealed, to facilitate the delivery of desiccant for use.

[0013] Furthermore, the desiccant delivery unit also includes a hydraulic cylinder fixed shell, a hydraulic cylinder and a circular push plate. The left surface of the desiccant storage barrel is fixedly connected to the hydraulic cylinder fixed shell, and the hydraulic cylinder is fixedly connected inside the hydraulic cylinder fixed shell. The right end of the hydraulic cylinder extends into the desiccant storage barrel and is fixedly engaged with the corresponding circular push plate. The circular push plate is slidably connected in the desiccant storage barrel, and the input end of the hydraulic cylinder is electrically connected to the output end of the external power supply through an external control switch group.

[0014] The hydraulic cylinder fixing shell is used to fix the hydraulic cylinder. When the hydraulic cylinder is started, the circular push plate is driven to move. The circular push plate moves to push the desiccant, so as to facilitate the transportation of the desiccant and the replacement of the desiccant.

[0015] Furthermore, it also includes a protective mesh, a dry and breathable mesh and a conveying conveyor. The protective mesh is fixedly clamped at a position inside the dehumidification body located inside the gas-insulated high-voltage switch box. A limiting groove is provided on the lower surface inside the dehumidification body between the protective mesh and the sealing door panel. A conveying conveyor is arranged in the limiting groove. A plurality of rectangular arrays of dry and breathable meshes are respectively provided on the upper, left and right surfaces of the dehumidification body located inside the gas-insulated high-voltage switch box. Each dry and breathable mesh extends into the dehumidification body. The input end of the conveying conveyor is electrically connected to the output end of the external power supply through an external control switch group.

[0016] The protective mesh is used to limit the desiccant to facilitate the use of the desiccant to dry the gas-insulated high-voltage switch box to facilitate dehumidification. The conveyor is used to transport the desiccant to facilitate use. The dry breathable mesh is used to facilitate ventilation to dehumidify and facilitate use.

[0017] Furthermore, it also includes a waste collection box, and a waste discharge hole is opened on the rear side surface of the dehumidifier body between the gas-insulated high-voltage switch box and the protective shell. The waste discharge hole extends into the dehumidifier body, and the rear side surface of the dehumidifier body is located at the edge of the waste discharge hole to fix the waste collection box.

[0018] The waste collection box is used to collect used desiccant to facilitate use and replacement of the desiccant.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1. The dehumidification structure of the gas-insulated high-voltage switch has the following advantages: a sealing fixing unit is provided, and a protective shell is used to fix the stable sliding column and the bidirectional threaded column. The motor protective shell is used to fix the rotating motor. The rotating motor is started to drive the bidirectional threaded column to rotate. The bidirectional threaded column rotates to drive the clamping slider to move. The clamping slider drives the sealing door plate to move. The sealing door plate is used to seal the gas-insulated high-voltage switch box to prevent the gas in the gas-insulated high-voltage switch box from leaking out, so as to facilitate use. The stable sliding column is used to make the sliding of the clamping slider more stable. The sealing strip and the sealing groove are clamped to make the two sealing door plates seal and clamp, so as to make the fixation more firm, so as to facilitate the sealing device, so as to facilitate the sealing device and prevent the insulating gas in the gas-insulated high-voltage switch box from leaking out.

[0021] 2. The dehumidification structure of the gas-insulated high-voltage switch has the following advantages: a desiccant conveying unit is provided, the desiccant storage barrel is used to store the desiccant, the feed pipe is used to allow the desiccant to flow into the desiccant storage barrel, the sealing cover plate is used to seal the device when the desiccant is not placed, to seal and protect the device, the clamping plate is used to fix the connecting pipe, the connecting pipe is used to clamp the desiccant storage barrel, to facilitate the desiccant to flow into the connecting pipe, to facilitate drying, the sealing clamping ring is used to seal the device, so that the connection between the clamping plate and the connecting pipe is more firmly sealed, the hydraulic cylinder fixing shell is used to fix the hydraulic cylinder, the hydraulic cylinder is started to drive the circular push plate to move, the circular push plate moves to push the desiccant, to facilitate the conveying of the desiccant, to facilitate the replacement of the desiccant, and to facilitate dehumidification;

[0022] 3. The dehumidification structure of the gas-insulated high-voltage switch has the following advantages: the desiccant is easy to replace, the sealing of the device is improved, and it does not affect the dehumidification of the device and does not affect the use. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0024] Figure 2 This is a front sectional structural schematic diagram of the utility model;

[0025] Figure 3 This is a schematic diagram of the back structure of the dehumidifier body of the utility model;

[0026] Figure 4 This is a partial cross-sectional structural diagram of the front side of the dehumidifier body of the utility model;

[0027] Figure 5 This is a schematic diagram of the side sectional structure of the utility model;

[0028] Figure 6 For this utility model Figure 5 Schematic diagram of the local enlarged structure at point A in the middle.

[0029] In the figure: 1 gas insulated high-voltage switch box, 2 dehumidification body, 3 desiccant delivery unit, 31 desiccant storage barrel, 32 hydraulic cylinder fixing shell, 33 hydraulic cylinder, 34 circular push plate, 35 feed pipe, 36 clamping plate, 37 connecting pipe, 38 sealing clamping ring, 39 sealing cover plate, 4 sealing fixing unit, 41 protective shell, 42 sealing door plate, 43 clamping slider, 44 two-way threaded column, 45 motor protective shell, 46 rotating motor, 47 stabilizing slide column, 48 sealing strip, 49 sealing groove, 5 protective mesh plate, 6 drying breathable mesh, 7 transmission conveyor, 8 waste collection box. DETAILED DESCRIPTION

[0030] 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.

[0031] See also Figure 1-6 ,This embodiment provides a technical solution: a gas-insulated high-voltage switch dehumidification structure, including a gas-insulated high-voltage switch box 1, a desiccant conveying unit 3, and a sealing and fixing unit 4;

[0032] Gas-insulated high-voltage switch box 1: a desiccant feeding hole is provided on the left side, the desiccant feeding hole extends into the gas-insulated high-voltage switch box 1, a dehumidification main body 2 is provided in the desiccant feeding hole, a sealing strip is fixedly sleeved at the connection of the dehumidification main body 2 on the gas-insulated high-voltage switch box 1, and a desiccant conveying unit 3 is provided on the left end face of the dehumidification main body 2;

[0033] Sealing and fixing unit 4: includes a protective shell 41, a sealing door plate 42, a snap-on slider 43, a bidirectional threaded column 44, a motor protective shell 45, a rotating motor 46 and a stabilizing slider 47. Rectangular sliding holes are respectively provided on the upper and lower surfaces of the dehumidifier body 2 at the positions on the left side of the gas-insulated high-voltage switch box 1. The two rectangular sliding holes extend into the dehumidifier body 2 respectively. The protective shell 41 is fixedly connected to the positions corresponding to the rectangular sliding holes on the dehumidifier body 2. Sealing door plates 42 are respectively provided in the two rectangular sliding holes. The front and rear surfaces of the two sealing door plates 42 are respectively fixedly connected to the snap-on slider 43. The two sealing door plates 42 are slidably connected in the corresponding dehumidifier body 2. The protective shell 41 is fixedly connected to the position on the front side of the dehumidifier body 2 A stabilizing slide column 47, wherein the sliding holes on the two clamping slide blocks 43 are slidably connected on the corresponding stabilizing slide column 47, and the position located on the rear side of the dehumidification body 2 in the protective shell 41 is rotatably connected to the bidirectional threaded column 44, and the threads on the bidirectional threaded column 44 are in opposite directions. The screw holes on the other two clamping slide blocks 43 are threadedly connected to the corresponding bidirectional threaded column 44, and the upper surface of the protective shell 41 is located at the position corresponding to the bidirectional threaded column 44 and is fixedly connected to the motor protective shell 45, and the motor protective shell 45 is fixedly connected to the rotating motor 46, and the upper end of the bidirectional threaded column 44 extends to the upper side of the corresponding protective shell 41 and is fixedly connected to the output shaft of the rotating motor 46, and the input end of the rotating motor 46 is electrically connected to the output end of the external power supply through the external control switch group.

[0034] The gas-insulated high-voltage switch box 1 is used to fix the high-voltage switch to facilitate use. The dehumidification body 2 is used to place the desiccant to facilitate dehumidification. The desiccant delivery unit 3 is used to place the desiccant to facilitate feeding. The protective shell 41 is used to fix the stable slide column 47 and the bidirectional threaded column 44. The motor protective shell 45 is used to fix the rotating motor 46. The rotating motor 46 is started to drive the bidirectional threaded column 44 to rotate. The bidirectional threaded column 44 rotates to drive the clamping slider 43 to move. The clamping slider 43 drives the sealing door plate 42 to move. The sealing door plate 42 is used to seal the gas-insulated high-voltage switch box 1 to prevent the gas in the gas-insulated high-voltage switch box 1 from leaking out to facilitate use. The stable slide column 47 is used to make the sliding of the clamping slider 43 more stable to facilitate the sealing protection device.

[0035] The sealing and fixing unit 4 also includes a sealing strip 48 and a sealing groove 49. The sealing strip 48 is fixedly connected to a position on one of the sealing door plates 42 located inside the dehumidifier body 2, and a sealing groove 49 is opened on a position on the other sealing door plate 42 located inside the dehumidifier body 2. The sealing groove 49 is correspondingly engaged with the sealing strip 48, and the two sealing door plates 42 seal the dehumidifier body 2.

[0036] The sealing strip 48 and the sealing groove 49 are snap-fitted to allow the two sealing door panels 42 to be sealed and snap-fitted to make the fixation more firm and facilitate the sealing device.

[0037] The desiccant conveying unit 3 includes a desiccant storage barrel 31, a feed pipe 35, a clamping plate 36, a connecting pipe 37, a sealing clamping ring 38 and a sealing cover plate 39. The clamping plate 36 is fixedly clamped at a position on the left side of the sealing door plate 42 on the dehumidifier body 2. A circular hole is provided on the clamping plate 36, which runs through the left and right sides of the clamping plate 36. The left surface of the clamping plate 36 is fixedly clamped with one end of the connecting pipe 37 through the sealing clamping ring 38. A circular through hole is provided on the right side of the desiccant storage barrel 31, which extends into the desiccant storage barrel 31 and is fixedly clamped with the other end of the connecting pipe 37. A connecting feeding hole is provided on the desiccant storage barrel 31, which extends into the desiccant storage barrel 31. One end of the feed pipe 35 is fixedly clamped in the connecting feeding hole. The other end of the feed pipe 35 is fixedly clamped with the sealing cover plate 39 through a sealing rubber pad. The upper surface of the sealing cover plate 39 is fixedly connected with a circular handrail.

[0038] The desiccant storage barrel 31 is used to store desiccant, the feed pipe 35 is used to allow the desiccant to flow into the desiccant storage barrel 31, the sealing cover plate 39 is used to seal the device when no desiccant is placed, to seal and protect the device, the clamping plate 36 is used to fix the connecting pipe 37, and the connecting pipe 37 is used to clamp the desiccant storage barrel 31, so that the desiccant can flow into the connecting pipe 37 to facilitate drying, and the sealing clamping ring 38 is used to seal the device, so that the connection between the clamping plate 36 and the connecting pipe 37 is more firmly sealed, so as to facilitate the delivery of desiccant for use.

[0039] The desiccant delivery unit 3 further includes a hydraulic cylinder fixed shell 32, a hydraulic cylinder 33 and a circular push plate 34. The left surface of the desiccant storage barrel 31 is fixedly connected to the hydraulic cylinder fixed shell 32, and the hydraulic cylinder 33 is fixedly connected inside the hydraulic cylinder fixed shell 32. The right end of the hydraulic cylinder 33 extends into the desiccant storage barrel 31 and is fixedly engaged with the corresponding circular push plate 34. The circular push plate 34 is slidably connected in the desiccant storage barrel 31, and the input end of the hydraulic cylinder 33 is electrically connected to the output end of the external power supply through an external control switch group.

[0040] The hydraulic cylinder fixing shell 32 is used to fix the hydraulic cylinder 33. When the hydraulic cylinder 33 is started, it drives the circular push plate 34 to move. The circular push plate 34 moves to push the desiccant, so as to facilitate the transportation of the desiccant and the replacement of the desiccant.

[0041] It also includes a protective mesh plate 5, a dry and breathable mesh 6 and a conveyor 7. The protective mesh plate 5 is fixedly clamped at a position inside the dehumidifier body 2 located inside the gas-insulated high-voltage switch box 1. A limiting groove is provided on the lower surface of the dehumidifier body 2 between the protective mesh plate 5 and the sealing door plate 42. The conveyor 7 is provided in the limiting groove. A plurality of rectangular arrays of dry and breathable meshes 6 are respectively provided on the upper, left and right surfaces of the dehumidifier body 2 located inside the gas-insulated high-voltage switch box 1. Each dry and breathable mesh 6 extends into the dehumidifier body 2. The input end of the conveyor 7 is electrically connected to the output end of the external power supply through an external control switch group.

[0042] The protective mesh plate 5 is used to limit the desiccant to facilitate the use of the desiccant to dry the gas-insulated high-voltage switch box 1 to facilitate dehumidification. The conveyor 7 is used to convey the desiccant to facilitate use. The dry breathable mesh 6 is used to facilitate ventilation to dehumidify and facilitate use.

[0043] It also includes a waste collection box 8. A waste discharge hole is opened on the rear surface of the dehumidifier body 2 between the gas-insulated high-voltage switch box 1 and the protective shell 41. The waste discharge hole extends into the dehumidifier body 2. The rear surface of the dehumidifier body 2 is located at the edge of the waste discharge hole to fix the waste collection box 8.

[0044] The waste collection box 8 is used to collect the used desiccant to facilitate the use and replacement of the desiccant.

[0045] The working principle of a dehumidification structure of a gas-insulated high-voltage switch provided by the utility model is as follows: first, the desiccant is allowed to flow into the desiccant storage barrel 31 through the feed pipe 35, and the protective shell 41 is used to fix the stable slide column 47 and the two-way threaded column 44, the motor protective shell 45 is used to fix the rotating motor 46, the rotating motor 46 is started to drive the two-way threaded column 44 to rotate, the two-way threaded column 44 rotates to drive the clamping slider 43 to move, the clamping slider 43 drives the sealing door plate 42 to move, the sealing door plate 42 is used to seal the gas-insulated high-voltage switch box 1 to prevent the gas in the gas-insulated high-voltage switch box 1 from leaking, to facilitate use, the stable slide column 47 is used to make the sliding of the clamping slider 43 more stable, the sealing strip 48 and the sealing groove 49 are clamped to make the two sealing door plates 42 sealed and clamped to make the fixation more firm, to facilitate the sealing device, to facilitate the sealing device, to prevent the insulating gas in the gas-insulated high-voltage switch box 1 from leaking, to open the sealing door plate 4 2. The hydraulic cylinder fixing shell 32 is used to fix the hydraulic cylinder 33. The hydraulic cylinder 33 is started to drive the circular push plate 34 to move. The circular push plate 34 moves to push the desiccant. The desiccant storage barrel 31 is used to store the desiccant. The feed pipe 35 is used to allow the desiccant to flow into the desiccant storage barrel 31. The sealing cover plate 39 is used to seal the device when the desiccant is not placed to seal the device. The clamping plate 36 is used to fix the connecting pipe 37. The connecting pipe 37 is used to clamp the desiccant storage barrel 31 to facilitate the desiccant to flow into the connecting pipe 37 to facilitate drying. The sealing clamping ring 38 is used to seal the device to make the connection between the clamping plate 36 and the connecting pipe 37 more firmly sealed to allow the desiccant to flow to the conveyor 7. The protective mesh plate 5 is used to limit the desiccant to facilitate the use of the desiccant to dry the gas insulated high-voltage switch box 1. The dry breathable mesh 6 is used to facilitate ventilation to facilitate dehumidification to complete dehumidification.

[0046] It is worth noting that the core chip of the external control switch group disclosed in the above embodiment is a PLC single chip microcomputer, the rotating motor 46 adopts a micro servo motor, and the external control switch group controls the operation of the hydraulic cylinder 33, the rotating motor 46 and the conveying conveyor 7 using methods commonly used in the prior art.

[0047] 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 gas-insulated high-voltage switch dehumidification structure, characterized in that: It comprises a gas-insulated high-voltage switch box (1), a desiccant conveying unit (3), and a sealing and fixing unit (4); A gas-insulated high-voltage switch box (1): a desiccant feeding hole is provided on the left side, the desiccant feeding hole extends into the gas-insulated high-voltage switch box (1), a dehumidifying body (2) is arranged in the desiccant feeding hole, a sealing strip is fixedly sleeved at the connection between the dehumidifying body (2) and the gas-insulated high-voltage switch box (1), and a desiccant conveying unit (3) is arranged on the left end face of the dehumidifying body (2); The sealing and fixing unit (4) comprises a protective shell (41), a sealing door plate (42), a snap-on slider (43), a bidirectional threaded column (44), a motor protective shell (45), a rotating motor (46) and a stabilizing slider (47). The upper and lower surfaces of the dehumidifier body (2) are respectively provided with rectangular sliding holes at positions located on the left side of the gas-insulated high-voltage switch box (1). The two rectangular sliding holes extend into the dehumidifier body (2). The protective shell (41) is fixedly connected to the positions corresponding to the rectangular sliding holes on the dehumidifier body (2). The two rectangular sliding holes are respectively provided with sealing door plates (42). The front and rear surfaces of the two sealing door plates (42) are respectively fixedly connected to the snap-on slider (43). The two sealing door plates (42) are slidably connected in the corresponding dehumidifier body (2). The position of the protective shell (41) located in the front side of the dehumidifier body (2) is fixedly connected to the stabilizing slider (43). A fixed sliding column (47), wherein the sliding holes on the two clamping sliding blocks (43) are slidably connected on the corresponding stable sliding column (47), the position located in the protective shell (41) on the rear side of the dehumidification body (2) is rotatably connected to the bidirectional threaded column (44), the threads on the bidirectional threaded column (44) are in opposite directions, and the screw holes on the other two clamping sliding blocks (43) are threadedly connected on the corresponding bidirectional threaded column (44), the upper surface of the protective shell (41) is located at the position corresponding to the bidirectional threaded column (44) and is fixedly connected to the motor protective shell (45), the motor protective shell (45) is fixedly connected to the rotating motor (46), the upper end of the bidirectional threaded column (44) extends to the upper side of the corresponding protective shell (41) and is fixedly connected to the output shaft of the rotating motor (46), and the input end of the rotating motor (46) is electrically connected to the output end of the external power supply through an external control switch group.

2. A gas-insulated high-voltage switch dehumidification structure according to claim 1, characterized in that: The sealing fixing unit (4) further comprises a sealing strip (48) and a sealing groove (49), wherein a sealing strip (48) is fixedly connected to a position on one sealing door plate (42) located inside the dehumidifier body (2), and a sealing groove (49) is provided on another sealing door plate (42) located inside the dehumidifier body (2), wherein the sealing groove (49) is correspondingly engaged with the sealing strip (48), and the two sealing door plates (42) seal the dehumidifier body (2).

3. A gas-insulated high-voltage switch dehumidification structure according to claim 1, characterized in that: The desiccant conveying unit (3) comprises a desiccant storage barrel (31), a feeding pipe (35), a clamping plate (36), a connecting pipe (37), a sealing clamping ring (38) and a sealing cover plate (39); the clamping plate (36) is fixedly clamped at a position on the left side of the sealing door plate (42) on the dehumidifying body (2); a circular hole is provided on the clamping plate (36), and the circular hole passes through the left and right sides of the clamping plate (36); the left side surface of the clamping plate (36) is fixedly clamped with one end of the connecting pipe (37) via the sealing clamping ring (38); A circular through hole is provided on the right side of the desiccant storage barrel (31), the circular through hole extends into the desiccant storage barrel (31), and the other end of the connecting pipe (37) is fixedly connected to the circular through hole. A connecting feed hole is provided on the desiccant storage barrel (31), the connecting feed hole extends into the desiccant storage barrel (31), and one end of a feed pipe (35) is fixedly connected to the connecting feed hole. The other end of the feed pipe (35) is fixedly connected to a sealing cover plate (39) via a sealing rubber pad. The upper surface of the sealing cover plate (39) is fixedly connected to a circular handrail.

4. A gas-insulated high-voltage switch dehumidification structure according to claim 3, characterized in that: The desiccant conveying unit (3) further comprises a hydraulic cylinder fixed shell (32), a hydraulic cylinder (33) and a circular push plate (34); the left surface of the desiccant storage barrel (31) is fixedly connected to the hydraulic cylinder fixed shell (32); the hydraulic cylinder (33) is fixedly connected inside the hydraulic cylinder fixed shell (32); the right end of the hydraulic cylinder (33) extends into the desiccant storage barrel (31) and is fixedly engaged with the corresponding circular push plate (34); the circular push plate (34) is slidably connected in the desiccant storage barrel (31); the input end of the hydraulic cylinder (33) is electrically connected to the output end of an external power supply through an external control switch group.

5. A gas-insulated high-voltage switch dehumidification structure according to claim 1, characterized in that: The invention also comprises a protective mesh plate (5), a drying and ventilating mesh hole (6) and a conveying conveyor (7); the protective mesh plate (5) is fixedly connected to the position of the dehumidifying body (2) located in the gas-insulated high-voltage switch box (1); a limiting groove is provided on the lower surface of the dehumidifying body (2) located between the protective mesh plate (5) and the sealing door plate (42); a conveying conveyor (7) is arranged in the limiting groove; a plurality of rectangular arrays of drying and ventilating mesh holes (6) are respectively provided on the upper, left and right surfaces of the dehumidifying body (2) located in the gas-insulated high-voltage switch box (1); each drying and ventilating mesh hole (6) extends into the dehumidifying body (2); and the input end of the conveying conveyor (7) is electrically connected to the output end of an external power supply through an external control switch group.

6. A gas-insulated high-voltage switch dehumidification structure according to claim 1, characterized in that: It also comprises a waste collection box (8), wherein a waste discharge hole is provided on the upper rear surface of the dehumidifier body (2) at a position between the gas-insulated high-voltage switch box (1) and the protective shell (41), and the waste discharge hole extends into the dehumidifier body (2), and the rear surface of the dehumidifier body (2) is located at a position at the edge of the waste discharge hole to fix and clamp the waste collection box (8).

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