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CN-224217998-U - Cable damage-proof external structure

CN224217998UCN 224217998 UCN224217998 UCN 224217998UCN-224217998-U

Abstract

The utility model relates to the technical field of cables, in particular to a cable damage-preventing external structure, which comprises an upper clamping frame, a fastening piece and a displacement piece, wherein the lower end of the upper clamping frame is provided with a lower clamping frame, the front and rear positions of one ends, which are mutually close, of the upper clamping frame and the lower clamping frame are respectively fixedly connected with a rotating column, and the outer wall of the rotating column is rotatably provided with a first pulley. In the process of installation, the cable is clamped through the fastener, then the traction wire passes through the displacement piece, the traction equipment is started to drag the cable on the device, in the process of cable laying, the bending part and the uneven part are encountered, the external friction on the cable during laying is relieved through the two first pulleys and the two second pulleys on the cable, the vibration reduction structure formed by the connecting column/the sliding cylinder and the spring is formed through the fixing plate, the cable can cross a low-size obstacle, and the integral laying efficiency of the pipeline is improved.

Inventors

  • HAN BING
  • GU PEIMING
  • Pan Zongfang
  • CHEN XIAOYAN
  • PAN JIABO

Assignees

  • 山西博超电缆有限公司

Dates

Publication Date
20260508
Application Date
20250603

Claims (7)

  1. 1. The cable damage-preventing external structure comprises an upper clamping frame (1), and is characterized by further comprising a fastener and a displacement piece, wherein the lower end of the upper clamping frame (1) is provided with a lower clamping frame (6), a rotating column (7) is fixedly connected at the front and rear positions of one ends, close to each other, of the upper clamping frame (1) and the lower clamping frame (6), a first pulley (8) is rotatably arranged at the outer wall of the rotating column (7), a first screw groove (2) is arranged at the upper end of the upper clamping frame (1), a second screw groove (9) is formed in the front and rear end cambered surfaces of the lower clamping frame (6), the second screw groove (9) and the first screw groove (2) are respectively provided with the fastener, the lower end of the lower clamping frame (6) is provided with the displacement piece attached to the ground, the displacement piece comprises a connecting column (13), a sliding cylinder (14), a fixing plate (15), a spring (16), a protection ring (17) and a second pulley (20), the lower end of the lower clamping frame (6) is fixedly connected with the connecting column (13), the outer wall of the connecting column (13) in a sliding way, the outer wall of the sliding cylinder (14), the sliding cylinder (14) is arranged at the lower end of the connecting plate (16), the sliding cylinder (16) is fixedly connected with the lower end of the spring (16) and is fixedly connected with the lower end of the sliding cylinder (16), the protection ring (17) is positioned outside the spring (16), and the front end and the rear end of the fixed plate (15) are rotatably provided with second pulleys (20).
  2. 2. The cable damage-preventing external structure according to claim 1, wherein the fastener comprises a stud (3), a rubber clamping plate (4) and a rotating ring (5), the stud (3) is arranged on the first screw groove (2) or the second screw groove (9) in a threaded mode, the rubber clamping plate (4) is arranged at the lower end of the stud (3) in a rotating mode, and the rotating ring (5) is arranged on the stud (3) in a rotating mode.
  3. 3. The cable damage-preventing external structure according to claim 1, wherein the cable (21) is placed at the center of the upper clamping frame (1) and the lower clamping frame (6) which are close to each other, and the outer wall of the cable (21) is attached to one end of the three rubber clamping plates (4) which are close to each other.
  4. 4. The cable damage-preventing external structure according to claim 1, wherein the upper end of the fixing plate (15) is fixedly connected with a connecting arc block (18), and the other end of the connecting arc block (18) is fixedly connected with the lower end of the lower clamping frame (6).
  5. 5. The cable damage prevention external structure according to claim 1, wherein the left end of the lower clamping frame (6) is fixedly connected with a first baffle plate (10), the right end of the first baffle plate (10) is fixedly connected with two second baffle plates (19), and the two second baffle plates (19) are positioned on the periphery of the protection ring (17).
  6. 6. The cable damage prevention external structure according to claim 5, wherein the first baffle (10) and the lower clamping frame (6) form an integrated structure, a first groove body (11) is formed, the right end of the lower clamping frame (6) is provided with a second groove body (12), and the first groove body (11) and the second groove body (12) are mutually communicated.
  7. 7. The cable damage-preventing outer structure according to claim 1, wherein the fixing plate (15) is arc-shaped and made of high-toughness materials.

Description

Cable damage-proof external structure Technical Field The utility model belongs to the technical field of cables, and particularly relates to a cable damage-preventing external structure. Background The cable is a conductor combination device for transmitting electric energy or signals, generally consists of one or more mutually insulated conductors (wire cores) and an outer protective layer, is an indispensable infrastructure in modern power systems and communication networks, and is widely applied to the fields of power transmission, communication, data transmission, industrial control and the like. The damage-preventing outer structure of a cable refers to a component or device installed outside the cable for enhancing mechanical strength, protection performance and durability of the cable, and generally a wire braid or metal tape is wrapped around an inner conductor or insulation layer of the cable. In the prior art, in the cable laying process, the friction between the cable and the pipeline is larger, so that the cable is difficult to move, the laying speed is low, the engineering progress is influenced, in the laying process, the cable is easily influenced by external friction, impact and vibration, the outer wall of the cable is worn and damaged, the service life and the safety of the cable are influenced, in the laying process, the cable is easily influenced by external friction, impact and vibration, the outer wall of the cable is worn and damaged, and the service life and the safety of the cable are influenced. Disclosure of utility model In order to solve the problems of high friction, difficult movement and low laying speed of the existing cable in the laying process, the cable damage-preventing external structure is provided. The cable damage-proof external structure comprises an upper clamping frame, a fastening piece and a displacement piece, wherein the lower end of the upper clamping frame is provided with a lower clamping frame, one ends, close to each other, of the upper clamping frame and the lower clamping frame are fixedly connected with rotating columns respectively, the outer wall of each rotating column is rotatably provided with a first pulley, the upper end of the upper clamping frame is provided with a first spiral groove, the cambered surfaces at the front end and the rear end of each lower clamping frame are penetrated with a second spiral groove, the second spiral grooves and the first spiral grooves are respectively provided with the fastening piece, the lower end of each lower clamping frame is provided with the displacement piece which is attached to the ground, the displacement piece comprises a connecting column, a sliding cylinder, a fixed plate, a spring, a protection ring and the second pulley, the lower end of each lower clamping frame is fixedly connected with the connecting column in a sliding way, the outer wall of each sliding cylinder is sleeved with the spring for buffering vibration, the other end of each spring is fixedly connected with the lower end of each lower clamping frame, the outer wall of each fixed plate is fixedly connected with a protection ring for protection, the protection ring is positioned outside the springs, and the second pulleys are rotatably arranged at the front end and the rear ends of each protection ring. Preferably, the fastener comprises a stud, a rubber clamping plate and a rotating ring, the stud is arranged on the first screw groove or the second screw groove in a threaded manner, the rubber clamping plate is rotatably arranged at the lower end of the stud, and the rotating ring is rotatably arranged on the stud. Preferably, the cable is placed in the center of the upper clamping frame and the center of the lower clamping frame, and the outer wall of the cable is attached to one end of the three rubber clamping plates, which are close to each other. Preferably, the upper end of the fixing plate is fixedly connected with a connecting arc block, and the other end of the connecting arc block is fixedly connected with the lower end of the lower clamping frame. Preferably, the left end of the lower clamping frame is fixedly connected with a first baffle, the right end of the first baffle is fixedly connected with two second baffles, and the two second baffles are positioned at the periphery of the protection ring. Preferably, the first baffle and the lower clamping frame form an integrated structure, a first groove body is formed in the integrated structure, a second groove body is formed in the right end of the lower clamping frame, and the first groove body and the second groove body are mutually communicated. Preferably, the fixing plate is arc-shaped and made of high-toughness materials. The utility model has the beneficial effects that in the installation process, the cable is clamped through the fastening piece, then the traction wire passes through the displacement piece, the traction equipment is started to drag the cable on