Search

CN-224233027-U - Strong electric power transmission wire harness suitable for rail transit system

CN224233027UCN 224233027 UCN224233027 UCN 224233027UCN-224233027-U

Abstract

The utility model discloses a strong current power supply transmission wire harness suitable for a rail public transportation system, which comprises a wire harness body and a plug, wherein a plurality of connectors are arranged at the left end of the wire harness body, a round block is arranged on the outer surface of the wire harness body, a clamping mechanism is symmetrically arranged at the right end of the round block, an external thread cylinder is arranged at the right end of the round block, a movable ring is sleeved on the outer surface of the wire harness body, a blocking block is symmetrically arranged at the left end of the movable ring, the right end of the movable ring is rotationally connected with a rotating ring, threads are arranged on the inner wall of the rotating ring, the left side of the wire harness body is provided with the plug, a plurality of connecting cylinders are arranged at the right end of the plug, and a fixing ring is arranged at the right end of the plug. According to the utility model, the connector is inserted into the connecting cylinder, the clamping block is inserted into the clamping hole, so that the wire harness body is connected with the plug, then the rotating ring is rotated, the blocking block is inserted into the sliding groove to prop against the inner wall of the moving block and the sliding groove, the moving block is prevented from resetting, the clamping block is prevented from leaving the clamping hole, the connection stability of the wire harness body and the plug is improved, and the wire harness body can be conveniently and quickly replaced with the plug.

Inventors

  • WEI XIAOHUI

Assignees

  • 上海银晓科技有限公司

Dates

Publication Date
20260512
Application Date
20250515

Claims (6)

  1. 1. The utility model provides a strong current power transmission pencil suitable for track public transit system, includes pencil body (1) and plug (17), its characterized in that, pencil body (1) left end installation a plurality of connector (3), pencil body (1) external surface installation circle piece (2), circle piece (2) right-hand member symmetry installation joint mechanism (4), circle piece (2) right-hand member installation external screw thread section of thick bamboo (10), pencil body (1) surface cover is established and is removed ring (11), remove ring (11) left end symmetry installation blocking piece (12), remove ring (11) right-hand member rotation and connect swivel ring (14), swivel ring (14) inner wall sets up screw thread (15), pencil body (1) left side sets up plug (17), a plurality of connecting cylinder (18) are installed to plug (17) right-hand member, plug (17) right-hand member installation solid fixed ring (19).
  2. 2. A transmission harness for a high-voltage power supply suitable for a rail transit system according to claim 1, characterized in that the inside diameter of the fixing ring (19) is the same as the diameter of the round block (2).
  3. 3. The strong current power transmission harness suitable for the rail transit system according to claim 1, wherein the clamping mechanism (4) comprises a sliding groove (5), a clamping block (8) and a clamping hole (20), the sliding groove (5) is formed in the right end of the round block (2), the sliding groove (5) is internally connected with a moving block (6) in a sliding mode, springs (9) are symmetrically arranged at the inner end of the moving block (6), the clamping block (8) is arranged at the outer end of the moving block (6), the clamping block (8) penetrates through the round block (2), and the left end face of the clamping block (8) is an arc face.
  4. 4. A strong electric power transmission harness suitable for a rail transit system according to claim 3, characterized in that the guide blocks (7) are symmetrically arranged on the inner wall of the chute (5), and the guide blocks (7) penetrate through the moving blocks (6).
  5. 5. A strong electric power transmission harness suitable for a rail transit system according to claim 3, characterized in that the clamping holes (20) are symmetrically formed in the side surfaces of the fixing ring (19), and the clamping holes (20) correspond to the clamping blocks (8).
  6. 6. The strong current power transmission harness suitable for the rail transit system according to claim 1, wherein an annular groove (16) is formed in the left end of the rotary ring (14), the annular groove (16) is connected with the annular block (13) in a sliding mode, the annular block (13) is fixedly connected with the movable ring (11), and cross sections of the annular groove (16) and the annular block (13) are T-shaped.

Description

Strong electric power transmission wire harness suitable for rail transit system Technical Field The utility model relates to the field of power transmission wire harnesses, in particular to a strong current power transmission wire harness suitable for a rail transit system. Background The rail public transportation system is a transportation system which takes a fixed rail as a guide and is specially used for urban or regional public transportation service, and the high-current power supply transmission harness is a modularized cable assembly set for efficiently and safely transmitting high-voltage electric energy between a fixed power supply facility (such as a transformer substation) and a mobile train in the rail public transportation system. The wire harness body and the plug of the strong current power supply transmission wire harness in the prior art are fixedly connected, and cannot be replaced according to actual conditions, so that the electric power transmission wire harness is inconvenient. Therefore, a strong electric power transmission harness suitable for a rail transit system is provided by a person skilled in the art to solve the problems set forth in the background art. Disclosure of utility model In order to solve the technical problems, the utility model provides a strong current power supply transmission wire harness suitable for a rail public transportation system, which comprises a wire harness body and a plug, wherein a plurality of connectors are arranged at the left end of the wire harness body, round blocks are arranged on the outer surface of the wire harness body, clamping mechanisms are symmetrically arranged at the right ends of the round blocks, external thread barrels are arranged at the right ends of the round blocks, a movable ring is sleeved on the outer surface of the wire harness body, blocking blocks are symmetrically arranged at the left ends of the movable ring, the right ends of the movable ring are rotationally connected with a rotating ring, threads are arranged on the inner wall of the rotating ring, the left side of the wire harness body is provided with the plug, a plurality of connecting barrels are arranged at the right ends of the plug, and a fixed ring is arranged at the right ends of the plug. Preferably, the inner diameter of the fixed ring is the same as the diameter of the round block. Preferably, the clamping mechanism comprises a sliding groove, a clamping block and a clamping hole, wherein the sliding groove is formed in the right end of the round block, the sliding groove is internally connected with a moving block in a sliding manner, springs are symmetrically arranged at the inner end of the moving block, the clamping block is arranged at the outer end of the moving block, the clamping block penetrates through the round block, and the left end face of the clamping block is a cambered surface. Preferably, the guide blocks are symmetrically arranged on the inner wall of the chute and penetrate through the moving block. Preferably, the clamping holes are symmetrically formed in the side face of the fixing ring, and the clamping holes correspond to the clamping blocks. Preferably, the left end of the rotating ring is provided with an annular groove, the inside of the annular groove is connected with an annular block in a sliding way, the annular block is fixedly connected with a movable ring, and the cross sections of the annular groove and the annular block are T-shaped. The utility model has the technical effects and advantages that: When the plug is replaced, the connector is inserted into the connecting cylinder, the clamping block is inserted into the clamping hole, the wire harness body is connected with the plug, then the rotating ring is rotated, the blocking block is inserted into the sliding groove to prop against the inner wall of the moving block and the sliding groove, the moving block is prevented from resetting, the clamping block is prevented from leaving the clamping hole, and therefore the connection stability of the wire harness body and the plug is improved, the wire harness body can be conveniently and quickly replaced with the plug, and convenience and rapidness are realized. Drawings FIG. 1 is a schematic diagram of the structure of the present application; FIG. 2 is a schematic view of the structure of the connector of the present application; FIG. 3 is a schematic view of a clamping mechanism according to the present application; FIG. 4 is a schematic view of the structure of the rotating ring of the present application; FIG. 5 is a schematic view of the structure of the plug of the present application; In the figure: 1. A harness body; 2, a round block, 3, a connector, 4, a clamping mechanism, 5, a chute, 6, a moving block, 7, a guide block, 8, a clamping block, 9, a spring, 10 and an external thread cylinder; 11. The movable ring, 12, the blocking block, 13, the annular block, 14, the rotary ring, 15, the screw thread, 16, t