Search

CN-224217981-U - Handcart mechanism for switch cabinet

CN224217981UCN 224217981 UCN224217981 UCN 224217981UCN-224217981-U

Abstract

The utility model discloses a handcart mechanism for a switch cabinet, which comprises a handcart body, wherein a panel is arranged on the handcart body, a conjoined insulator is arranged on the back surface of the panel, an insulating contact arm is arranged on the conjoined insulator, the insulating contact arm is connected with a fixed contact on a fuse through a moving contact, an elastic ring is arranged on the ring surface of the moving contact, a lightning arrester is further arranged on the handcart body, and the upper end of the lightning arrester is connected with a connecting busbar through a wire. In conclusion, the lightning arrester is integrated on the vehicle body, so that the lightning arrester can be rapidly overhauled and replaced through the handcart type structure, and meanwhile, the safety and the reliability of equipment are enhanced. In addition, the movable contact is also provided with an elastic ring, so that the movable contact has elasticity, the contact pressure is ensured to be stable, and the heating loss is reduced. Specifically, the elastic ring is an inclined ring spring, so that the elastic ring and the moving contact are simple and convenient to install and disassemble, and the convenience of the equipment during maintenance is further improved.

Inventors

  • ZHENG YUESHUANG
  • WANG SHAOHUA

Assignees

  • 朝瑞电气有限公司

Dates

Publication Date
20260508
Application Date
20250530

Claims (8)

  1. 1. The handcart mechanism for the switch cabinet is characterized by comprising a handcart body (1), wherein a panel (2) is arranged on the handcart body (1), a conjoined insulator (5) is arranged on the back surface of the panel (2), and an insulating contact arm (6) is arranged on the conjoined insulator (5); The insulating contact arm (6) is connected with a fixed contact on the fuse through a moving contact (7) arranged on the insulating contact arm, and an elastic ring (12) is arranged on the ring surface of the moving contact (7); The automobile body (1) is also provided with a lightning arrester (9), and the upper end of the lightning arrester (9) is connected with the connecting busbar (10) through a wire.
  2. 2. A handcart mechanism for a switch cabinet according to claim 1, wherein the cart body (1) is further provided with a screw rod (3), and the cart body is urged to move by rotation of the screw rod (3).
  3. 3. A handcart mechanism for a switch cabinet according to claim 2, characterized in that a handle (8) is also arranged on the cart body (1), and the screw rod (3) is driven to rotate by the handle (8).
  4. 4. A handcart mechanism for a switch cabinet according to claim 3, characterized in that the said body (1) is also provided with a lightning arrester counter (4).
  5. 5. A handcart mechanism for a switch cabinet according to any one of claims 1-4, characterized in that the two sides of the cart body (1) are also provided with guide rails (11), a roll shaft (13) is arranged on the guide rails (11), and the roll shaft (13) is rotatably arranged on the guide rails (11) through a shaft pin rod (14) which is arranged.
  6. 6. A handcart mechanism for a switch cabinet according to claim 5, characterized in that one end of the guide rail (11) facing the roll shaft (13) is also provided with a warping portion (15).
  7. 7. A handcart mechanism for a switch cabinet according to claim 6, wherein the guide rail (11) is further provided with a fastener (16), and the fastening member (16) passes through the guide rail (11) and then abuts against the shaft pin (14) so as to fix the roller shaft (13) on the guide rail (11).
  8. 8. A handcart mechanism for a switch cabinet according to claim 7, characterized in that the elastic ring (12) is a canted coil spring.

Description

Handcart mechanism for switch cabinet Technical Field The utility model relates to the technical field of switch cabinets, in particular to a handcart mechanism for a switch cabinet. Background The arrester group of traditional fixed fuse has the maintenance difficulty, and the outage time is long, and arrester and fuse split installation occupation space are big simultaneously, and then lead to the wiring complicacy. Disclosure of utility model The utility model aims to provide a handcart mechanism for a switch cabinet, which aims to solve the problems in the background technology. The handcart mechanism for the switch cabinet comprises a handcart body, wherein a panel is arranged on the handcart body, a conjoined insulator is arranged on the back surface of the panel, an insulating contact arm is arranged on the conjoined insulator, the insulating contact arm is connected with a fixed contact on a fuse through a moving contact, an elastic ring is arranged on the ring surface of the moving contact, a lightning arrester is further arranged on the handcart body, and the upper end of the lightning arrester is connected with a connecting busbar through a wire. As the preferable technical scheme of the utility model, the automobile body is also provided with the screw rod, and the automobile body is driven to move by the rotation of the screw rod. According to the preferable technical scheme, the vehicle body is further provided with a handle, and the screw rod is driven to rotate through the handle. As the preferable technical scheme of the utility model, the car body is also provided with a lightning arrester counter. The utility model adopts the preferable technical scheme that guide rails are arranged on two sides of the vehicle body, a roll shaft is arranged on the guide rails, and the roll shaft is rotatably arranged on the guide rails through a shaft pin rod. As a preferable technical scheme of the utility model, one end of the guide rail, which faces the roll shaft, is also provided with a warping part. According to the preferable technical scheme, the guide rail is further provided with the fastening piece, and the fastening piece passes through the guide rail and then abuts against the shaft pin rod so as to fix the roll shaft on the guide rail. As the preferable technical scheme of the utility model, the elastic ring is an oblique ring spring. By adopting the technical scheme, the lightning arrester is integrated on the car body, so that the lightning arrester can be rapidly overhauled and replaced through the handcart type structure, and meanwhile, the safety and the reliability of equipment are enhanced. In addition, the movable contact is also provided with an elastic ring, so that the movable contact has elasticity, the contact pressure is ensured to be stable, and the heating loss is reduced. Drawings FIG. 1 is a schematic diagram of the main structure of the present utility model; FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A; FIG. 3 is an enlarged partial schematic view of FIG. 1 at B; FIG. 4 is a schematic side view of the body structure of the present utility model; The lightning arrester comprises a vehicle body 1, a panel 2, a panel 3, a screw rod 4, a lightning arrester counter 5, a conjoined insulator 6, an insulating contact arm 7, a moving contact 8, a handle 9, a lightning arrester 10, a connecting busbar 11, a guide rail 12, an elastic ring 13, a roll shaft 14, a shaft pin rod 15, a warping part 16 and a fastening piece. Detailed Description Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model. In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "upper surface", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Referring to fig. 1-4, an embodiment of the utility model provides a handcart mechanism for a switch cabinet, which comprises a handcart body 1, wherein a panel 2 is arranged on the handcart body 1, a conjoined insulator 5 is arranged on the back surface of the panel 2, an insulating contact arm 6 is arranged on the conjoined insulator 5, the insulating contact arm 6 is connected with a