Search

CN-224217917-U - Combined high-voltage switch shell

CN224217917UCN 224217917 UCN224217917 UCN 224217917UCN-224217917-U

Abstract

The utility model relates to the technical field of high-voltage switches and discloses a combined high-voltage switch shell, which comprises a main shell, wherein the main shell is of a cylindrical structure, two sides of the main shell are respectively provided with an opening, a bracket is fixed on the wall of one side of the main shell, three connecting ports are formed on the wall of the other side of the main shell, a movable sealing cover I can be connected on the openings on two sides of the main shell in a sealing way, and a movable sealing cover II can be connected on the openings of the connecting ports in a sealing way.

Inventors

  • JI YU
  • ZHANG CHAO
  • WANG JIANWU
  • Lv Suming

Assignees

  • 江苏金穗能源设备制造有限公司

Dates

Publication Date
20260508
Application Date
20250422

Claims (7)

  1. 1. The combined high-voltage switch shell comprises a main shell body (1) and is characterized in that the main shell body (1) is of a cylindrical structure, two sides of the main shell body (1) are all provided with openings, a bracket (2) is fixed on one side wall of the main shell body (1), three connecting ports (4) are formed in the other side wall of the main shell body (1), a movable sealing cover I (3) can be connected to openings in two sides of the main shell body (1) in a sealing mode, and a movable sealing cover II (5) can be connected to openings in the connecting ports (4) in a sealing mode.
  2. 2. The combined high-voltage switch shell according to claim 1, wherein the movable cover II (5) comprises a cover plate (51), a flange is arranged on one side, connected with the movable cover II (5), of the connecting port (4), a flange is correspondingly arranged on the cover plate (51), and the cover plate (51) is connected with the flange of the connecting port (4).
  3. 3. The combined high-voltage switch shell as claimed in claim 2, wherein the movable sealing cover I (3) and the opening of the main shell (1) are respectively provided with a flange correspondingly, and the flange of the movable sealing cover I (3) is connected with the flange of the main shell (1).
  4. 4. A combined high-voltage switch shell according to claim 3, wherein one side of the cover plate (51) facing the main shell (1) is connected with a connecting rod (52), the connecting rod (52) extends to one side of the main shell (1), the tail end of the connecting rod (52) is connected with a plug (53), and the plug (53) can be abutted with an opening of the main shell (1) at the connecting port (4).
  5. 5. A combined high-voltage switch shell according to claim 4, characterized in that a first sealing ring (55) is arranged on the side wall of the plug (53), and an opening of the main shell (1) of the first sealing ring (55) at the connecting port (4) is sealed.
  6. 6. The combined high-voltage switch shell according to claim 5, wherein a clamp (6) is connected between the movable cover I (3) and the main shell (1), the clamp (6) is connected between the movable cover II (5) and the connecting port (4), the clamp (6) comprises two semi-ring hoops (61), and the two semi-ring hoops (61) are connected through bolts.
  7. 7. The combined high-voltage switch shell according to claim 6, wherein the main shell (1), the movable sealing cover I (3), the connecting port (4) and the flange plate of the movable sealing cover II (5) are provided with grooves (54) on the opposite side surfaces, the two side edges of the semi-annular hoop (61) are respectively provided with a pressing ring (62), the two pressing rings (62) can be respectively abutted against the side surfaces of the two corresponding flange plates, the pressing rings (62) are provided with convex rings (63), the convex rings (63) are correspondingly abutted against the grooves (54), and a sealing ring II (7) is arranged between the end surfaces of the two corresponding flange plates.

Description

Combined high-voltage switch shell Technical Field The utility model relates to the technical field of high-voltage switches, in particular to a combined high-voltage switch shell. Background The high-voltage switch is a metal-enclosed switch device and a control device, at least part of which adopts gas higher than atmospheric pressure as an insulating medium, the switch device is totally enclosed in a metal-grounded shell, SF6 insulating gas with a certain pressure is filled in the switch device, and therefore the sealing performance of a switch shell is particularly important. At present, the high-voltage switch shell on the market is generally of an integrated structure, and corresponding modes are required to be selected according to different connection requirements when equipment is arranged, so that the shell production and the stock preparation process are required to be carried out according to the required quantity, waste and deficiency are avoided, and the working difficulty is increased. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model aims to provide a combined high-voltage switch shell. In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a combination formula high tension switch casing, includes the main casing, the main casing is tubular structure, the both sides of main casing all set up to the opening form, be fixed with the support on the one side section of thick bamboo wall of main casing, three connector has been seted up on the opposite side section of thick bamboo wall of main casing, but sealing connection has movable closing cap one on the opening of main casing both sides, but sealing connection has movable closing cap two on the opening of connector. The movable sealing cover II comprises a cover plate, a flange is arranged on one side, connected with the movable sealing cover II, of the connecting port, a flange is correspondingly arranged on the cover plate, and the cover plate is connected with the flange of the connecting port. The utility model further provides that the movable sealing cover I and the opening of the main shell are correspondingly provided with flanges, and the flange of the movable sealing cover I is connected with the flange of the main shell. The utility model is further characterized in that one side of the cover plate, which faces the main shell, is connected with a connecting rod, the connecting rod extends to one side of the main shell, the tail end of the connecting rod is connected with a plug, and the plug can be abutted with an opening of the main shell at a connecting port. The utility model is further characterized in that a first sealing ring is arranged on the side wall of the plug, and an opening of the main shell of the first sealing ring at the connecting port is sealed. The utility model further provides that a clamp is connected between the first movable sealing cover and the main shell, the clamp is connected between the second movable sealing cover and the connecting port, and the clamp comprises two semi-ring hoops which are connected through bolts. The utility model is further characterized in that grooves are formed in one side surface of the main shell, the first movable sealing cover, the connecting port and the flange plate of the second movable sealing cover, two sides of the half hoop are respectively provided with a pressing ring, the two pressing rings can be respectively abutted against the side surfaces of the corresponding two flange plates, a convex ring is arranged on the pressing rings, the convex ring is correspondingly abutted against the grooves, and a second sealing ring is arranged between the abutted end surfaces of the corresponding two flange plates. The utility model has the advantages that: The two sides of the main shell are provided with openings, the pipe wall of the main shell is provided with three connecting openings, the openings of the main shell can be sealed through the movable sealing cover I, the openings of the connecting openings can be sealed through the movable sealing cover II, and the unnecessary openings can be selectively sealed according to use requirements, so that the applicability of the shell is improved, the movable sealing cover II is provided with plugs which can supplement the inner wall of the main shell at the place, so that automatic detection equipment is convenient for measuring free electrons in the shell, and the applicability is improved while the functions of the automatic detection equipment are guaranteed. Drawings FIG. 1 is a schematic diagram of an embodiment of the present utility model; FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1; FIG. 3 is an enlarged view of portion B shown in FIG. 2; FIG. 4 is a schematic view of a movable cover according to the present utility model; 1, a main shell; 2, a bracket, 3, a movable sealing