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CN-117444897-B - Installation device of distribution network motion cotter pin

CN117444897BCN 117444897 BCN117444897 BCN 117444897BCN-117444897-B

Abstract

The invention relates to the technical field of power distribution networks, and particularly discloses a device for installing a power distribution network movement cotter pin. According to the installation device for the power distribution network motion cotter pin, which is provided by the invention, the rod assembly can be held by a technician, the driving assembly is operated to enable the clamping end of the clamping assembly to clamp the cotter pin, and meanwhile, the pushing piece is far away from the clamping end of the clamping assembly, or the clamping assembly releases the cotter pin and pushes the cotter pin on the cable connecting piece, so that the cotter pin is effectively installed on the cable connecting piece, the problems that in the prior art, when the cotter pin is hit, the cotter pin is difficult to align, is easy to hit to misplace and hit to other parts, damages the other parts, and is easy to hit down the cotter pin, and the technical personnel is required to carry out pin repairing work again are solved.

Inventors

  • LIU JINQUAN
  • He Huasuan
  • LIU JIANHUA
  • DENG CHAOBI

Assignees

  • 广东电网有限责任公司
  • 广东电网有限责任公司东莞供电局

Dates

Publication Date
20260505
Application Date
20231129

Claims (7)

  1. 1. The utility model provides a power distribution network motion cotter's installation device which characterized in that includes: The connecting device comprises a rod assembly (1), wherein a connecting frame (2) is arranged at one end of the rod assembly (1); a fixed shell (3) connected with the connecting frame (2); The clamping assembly (4) is provided with a clamping end and a movable end, the clamping end is arranged outside the fixed shell (3) and is used for clamping the cotter pin, and the movable end is arranged inside the fixed shell (3); The pushing piece (5) is arranged outside the fixed shell (3), and the pushing piece (5) is used for pushing the opening pin on the cable connecting piece; The transmission assembly (6) is arranged in the fixed shell (3), and the transmission assembly (6) is in transmission connection with the pushing piece (5) and the movable end of the clamping assembly (4); The driving assembly (7), a first end of the driving assembly (7) is connected with the transmission assembly (6), a second end of the driving assembly (7) is movably connected with the rod assembly (1), and the driving assembly (7) is used for enabling the clamping assembly (4) to clamp a cotter pin and the pushing piece (5) to be far away from the clamping end of the clamping assembly (4) through the transmission assembly (6), or enabling the clamping assembly (4) to loosen the cotter pin and enabling the pushing piece (5) to push the cotter pin to be on a cable connecting piece; the clamping assembly (4) comprises two symmetrically arranged linkage frames (41), one end of each linkage frame (41) is provided with a clamping block (42), the two clamping blocks (42) form the clamping end, and the other end of each linkage frame (41) is a movable end; The transmission assembly (6) comprises two gear plates (61), a moving rod (62) and a reset piece (63), a first meshing tooth (64) is arranged on the circumference part of each gear plate (61), second meshing teeth (65) meshed with the first meshing tooth (64) are arranged on two opposite sides of each moving rod (62), the other end of the linkage frame (41) is eccentrically connected with the corresponding gear plate (61), one end of the moving rod (62) away from the clamping end of the clamping assembly (4) is connected with the driving assembly (7), one end of the moving rod (62) close to the clamping end of the clamping assembly (4) is connected with the pushing piece (5), the reset piece (63) is connected with the moving rod (62) and the reset piece (63), and the reset piece (63) has a trend of enabling the moving rod (62) to move towards the clamping end of the clamping assembly (4); The linkage frame (41) comprises a first linkage rod (411), a second linkage rod (412) and a third linkage rod (413) which are sequentially connected, the first linkage rod (411) is vertically connected with the second linkage rod (412), the third linkage rod (413) and the second linkage rod (412) form an obtuse angle, the first linkage rod (411) is eccentrically connected with the gear disc (61), and the third linkage rod (413) is connected with a clamping block (42); The drive assembly (7) comprises: The rotating sleeve (71) is sleeved on the rod assembly (1), an L-shaped chute (11) is formed in the rod assembly (1), the chute (11) is arranged away from the connecting frame (2) along the part extending along the circumferential direction of the rod assembly (1), a sliding block (72) is arranged on the rotating sleeve (71), and the sliding block (72) is arranged in the chute (11) in a sliding mode; The cable (73), one end of the cable (73) is connected with the rotating sleeve (71), and the other end of the cable (73) is connected with the transmission assembly (6); The pulley (74) is provided with a plurality of pulleys, the fixed shell (3) and the connecting frame (2) are respectively provided with the pulleys (74), and the cable (73) is propped against the pulleys (74).
  2. 2. The installation device of a distribution network motion cotter pin according to claim 1, characterized in that the transmission assembly (6) further comprises a supporting rod (66), two ends of the supporting rod (66) are respectively and vertically provided with a connecting column (67), each connecting column (67) is respectively and rotatably connected with the center of one gear disc (61), and the connecting column (67) is fixedly connected with the fixed shell (3).
  3. 3. The installation device of a power distribution network motion cotter according to claim 1, characterized in that a support frame (68) is arranged in the fixed shell (3), a sliding groove is arranged on the support frame (68), one end of the moving rod (62) sequentially penetrates through the groove wall of the sliding groove and is arranged on the support frame (68) in a sliding manner, the moving rod (62) is sleeved with a resetting piece (63), one end of the resetting piece (63) is connected with the moving rod (62), and the other end of the resetting piece (63) is propped against the side wall of the sliding groove.
  4. 4. The installation device of a power distribution network motion cotter according to claim 1, characterized in that the connecting frame (2) is of a U-shaped structure, two opposite side walls of the connecting frame (2) are respectively provided with an arc-shaped adjusting groove (21), a part of the fixing shell (3) is arranged between the two opposite side walls of the connecting frame (2), two opposite sides of the fixing shell (3) are respectively provided with a threaded column (31), the threaded columns (31) penetrate through the adjusting grooves (21) and are in threaded connection with nuts, and the threaded columns (31) can slide along the adjusting grooves (21).
  5. 5. The installation device of a distribution network motion cotter according to claim 1, characterized in that the rotating sleeve (71) comprises a rotating sleeve body (711) and a rotating ring (712) rotatably arranged at one end of the rotating sleeve body (711), and the sliding block (72) is arranged at an inner side wall of the rotating ring (712).
  6. 6. The installation device of a distribution network sport cotter according to claim 1, characterized in that it further comprises a receiving assembly (8), said receiving assembly (8) being arranged on said bar assembly (1) and being arranged close to said connecting frame (2), said receiving assembly (8) being adapted to receive a cotter.
  7. 7. The installation device of a distribution network kinematic cotter according to claim 6, characterized in that the receiving assembly (8) comprises: a fixed ring (81) sleeved on the rod assembly (1); the linkage rods (82) are arranged in a plurality, the linkage rods (82) are arranged at intervals along the circumferential direction of the fixed ring, and one end of each linkage rod (82) is hinged with the fixed ring (81); The connecting rod comprises a supporting cloth (83), wherein a plurality of connecting buckles (84) are arranged on the edge of the supporting cloth (83), the middle of the supporting cloth (83) is penetrated through the rod assembly (1), and the other end of the linkage rod (82) is inserted into the corresponding connecting buckle (84).

Description

Installation device of distribution network motion cotter pin Technical Field The invention relates to the technical field of power distribution networks, in particular to a device for installing a power distribution network movement cotter pin. Background Distribution network sports refers to building a distribution facility capable of receiving electric energy from a power transmission network or a regional power plant, for example, a high-voltage power network and circuits in daily houses are all distribution facilities, and the distribution facilities distribute power sources locally or distribute power to various users step by step according to voltage. The power distribution network has the characteristics of multiple voltage grades, complex network structure, multiple types, multiple faces of operation points, relatively poor installation environment and the like, and the safety risk factors of the power distribution network are relatively more. When the distribution network moves, the problem that cotter pins on cable connectors fall off or are missed to be inserted exists, and special distribution tools are needed to be used for pin repairing work. The distribution tool is provided with a long rod, so that technicians can perform pin supplementing operation on the ground or at a relatively safe position, clamps similar to a vice are arranged at the end parts of the long rod for clamping the cotter pins, connecting wires are arranged at the movable ends of the clamps, springs are connected between the movable ends of the clamps, the cotter pins are clamped by the clamps through pulling the connecting wires, the connecting wires are loosened after the cotter pins are installed on a cable connector, the cotter pins are loosened by the clamps, and the cotter pins are hit by the clamps to enter connecting holes of the cable connector. However, because the position of the technician is lower than the position of the cable connector, the technician can have poor visual angle, when the cotter pin is hit, the cotter pin is difficult to align, the misplacement is easy to hit and other parts are hit, the other parts are damaged, the cotter pin is also easy to fall down, the technician is required to carry out pin repairing work again, and the pin repairing time is increased. However, when the technician is located at a high altitude, there is a certain personal safety problem for the technician. Disclosure of Invention The invention aims to provide a device for installing a power distribution network motion cotter pin, which is convenient and quick to install the cotter pin on a cable connecting piece, shortens the installation time of the cotter pin, improves the installation efficiency of the cotter pin, and reduces the operation risk of technicians. To achieve the purpose, the invention adopts the following technical scheme: a power distribution network motion cotter mounting device, comprising: The connecting frame is arranged at one end of the rod assembly; The fixed shell is connected with the connecting frame; The clamping assembly is provided with a clamping end and a movable end, the clamping end is arranged outside the fixed shell and used for clamping the cotter pin, and the movable end is arranged inside the fixed shell; the pushing piece is arranged outside the fixed shell and is used for pushing the opening pin on the cable connecting piece; The transmission assembly is arranged in the fixed shell and is in transmission connection with the pushing piece and the movable end of the clamping assembly; The driving assembly is used for enabling the clamping assembly to clamp the cotter pin and the pushing piece to be far away from the clamping end of the clamping assembly or enabling the clamping assembly to loosen the cotter pin and the pushing piece to push the cotter pin to the cable connecting piece through the transmission assembly. As an alternative technical scheme of the installation device of the power distribution network motion cotter pin, the clamping assembly comprises two symmetrically arranged linkage frames, one end of each linkage frame is provided with a clamping block, the two clamping blocks form the clamping end, and the other end of each linkage frame is a movable end; The transmission assembly comprises two gear plates, a moving rod and a reset piece, wherein first meshing teeth are respectively arranged on the circumferential parts of the gear plates, second meshing teeth meshed with the first meshing teeth are respectively arranged on two opposite sides of the moving rod, the other end of the linkage frame is eccentrically connected with the corresponding gear plates, one end, deviating from the clamping end of the clamping assembly, of the moving rod is connected with the driving assembly, one end, close to the clamping end of the clamping assembly, of the moving rod is connected with the pushing piece, the reset piece is connected with the moving rod and the reset piece, an