Insulating climbing device for operation maintenance of power transmission line

Abstract

The invention relates to the technical field of power transmission line maintenance equipment, in particular to an insulating climbing device for power transmission line operation maintenance, which comprises an insulating ladder, a hook is fixedly connected to the upper surface of the insulating ladder, a supporting device is arranged on the surface of the insulating ladder, and the supporting device comprises a positioning block. The positioning block is rotationally connected with the surface of the insulating ladder, a positioning rod is fixedly connected to the side, away from the insulating ladder, of the positioning block, a swing arm is rotationally connected to the positioning rod, a protection plate is fixedly connected to one end of the positioning rod, a pressing plate is fixedly connected to one end of the swing arm, and an insertion rod is fixedly connected to the lower surface of the pressing plate; and the upper surface of the pressing plate is fixedly connected with a positioning seat. According to the scheme, the insulation ladder is effectively improved, the size is small, carrying is convenient, rapid positioning and placing are convenient, it is ensured that maintenance personnel stably work, meanwhile, rapid storage can be achieved, operation is convenient, and popularization and use are convenient.

Description

Technical Field

[0001] The invention relates to the technical field of power transmission line maintenance equipment, and in particular to an insulating climbing device for operation and maintenance of power transmission lines. Background Art

[0002] The insulated climbing device for transmission line operation and maintenance is a professional equipment for power transmission line maintenance. It is mainly composed of a main structure made of insulating materials (such as glass fiber reinforced plastic), including insulating rods, insulating ladders (straight ladders, herringbone ladders, etc.), and safety protection components such as safety belt hooks and anti-slip devices. Its functional characteristics are good insulation performance. When repairing high-voltage transmission lines, it can effectively block current and ensure personnel safety. It is crucial for the maintenance of different high-voltage levels of lines.

[0003] Prior art includes an invention with a publication number of CN115773061A, which discloses an insulating climbing device for operation and maintenance of power transmission lines, including a supporting body, the supporting body is an L-shaped box structure and is arranged as a horizontal box and a vertical box, the outer wall of the vertical box is provided with four faces A, B, C, and D, the A face and the B face of the vertical box are arranged oppositely, the C face and the D face are arranged oppositely, the horizontal box is connected to the A face of the vertical box, the C face and the D face of the vertical box are both connected with a handle, and the A face of the vertical box is fixed with a pedal. When the power transmission line is operated and maintained, the present invention pushes the grounding column downward by stepping on the pressure plate to insert it into the ground for grounding, and then climbs on the vertical box using the pedal. During the climbing process, there is no need to carry a grounding device. When climbing to the maintenance position, it is only necessary to pull out the hanging rod from the top surface of the vertical box and hang it on the wire to complete the grounding operation. The operation is simple and convenient.

[0004] Currently, most insulated climbing devices are large in size and weight, and are fixed to electric poles by clamps. They are cumbersome to use and operate, which increases the workload of maintenance personnel and is not conducive to maintenance personnel to carry out their operations. Improved operations are needed. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings of most insulating climbing devices in the prior art, such as large size and weight, and being fixed on the electric poles by clamps, which makes their use cumbersome and operation difficult, increasing the workload of maintenance personnel and making it difficult for maintenance personnel to carry out their operations. An insulating climbing device for transmission line operation and maintenance is proposed to solve the problems.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: an insulating climbing device for operation and maintenance of a power transmission line, comprising an insulating ladder, a hook is fixedly connected to the upper surface of the insulating ladder, a supporting device is arranged on the surface of the insulating ladder, the supporting device comprises a positioning block, the positioning block is rotatably connected to the surface of the insulating ladder, a positioning rod is fixedly connected to the side of the positioning block away from the insulating ladder, a swing arm is rotatably connected to the positioning rod, one end of the positioning rod is fixedly connected to a guard plate, one end of the swing arm is fixedly connected to a pressure plate, a plug rod is fixedly connected to the lower surface of the pressure plate, a positioning seat is fixedly connected to the upper surface of the pressure plate, the surface of the insulating ladder is fixedly connected to the support seat, a cylinder is installed on the support seat, the driving end of the cylinder is installed and connected to the positioning seat, a jack is provided on the surface of the guard plate, a positioning device is arranged on the surface of the insulating ladder, and a protective device is arranged on the surface of the insulating ladder. This scheme effectively improves the insulating ladder, is small in size, easy to carry, easy to quickly locate and place, ensures that maintenance personnel can work stably, and can be quickly stored, easy to operate, and convenient for popularization.

[0007] Preferably, the center of the positioning rod is consistent with the rotation axis of the positioning block.

[0008] Preferably, the cross-sections of the insertion rod and the insertion hole are both arc-shaped, and the insertion hole is located on the movement trajectory of the insertion rod, so that the insertion rod can stably pass through the insertion hole.

[0009] Preferably, there are multiple insertion rods and multiple insertion holes, and the multiple insertion rods and insertion holes are arranged at equal intervals.

[0010] Preferably, one end of the positioning rod is fixedly connected to a block, one side of the block is fixedly connected to a torsion spring, the torsion spring is sleeved on the positioning rod, and one end of the torsion spring away from the block is fixedly connected to the surface of the swing arm. When in use, the insulating ladder is carried to the maintenance area, the insulating ladder is placed, the hook is hung, and then the cylinder is controlled to push the pressure plate and the swing arm to rotate, the pressure plate then drives the insertion rod to move, the insertion rod is then inserted into the socket, the pressure plate pushes the guard plate, the torsion spring is deformed under force, and then the guard plate is against the ground, and then the insertion rod is inserted into the ground, and the maintenance work can begin.

[0011] Preferably, the number of the cylinders, the positioning seats and the supporting seats are two each, and the two cylinders, the positioning seats and the supporting seats are mirror-imaged.

[0012] Preferably, the number of the hooks is two, and the two hooks are arranged in a mirror image, which facilitates the stable use of the insulating ladder.

[0013] Preferably, the positioning device includes a mounting plate, the mounting plate is fixedly connected to the surface of the insulating ladder, a support block is fixedly connected to one side of the mounting plate, and a push block is fixedly connected to the end of the support block away from the mounting plate. After completing the maintenance operation, it is only necessary to control the cylinder to retract, and then the cylinder pulls the pressure plate, the insertion rod and the swing arm to reset, and then the torsion spring drives the guard plate to rotate in the direction away from the pressure plate through the positioning block. When the pressure plate is stored, the push plate is against the guard plate, and the insertion rod is stored between the pressure plate and the guard plate.

[0014] Preferably, the protective device comprises a slide rail, the slide rail is fixedly connected to the surface of the insulating ladder, the inner wall of the slide rail is slidably connected to a guide block, and the surface of the guide block is fixedly connected to a protective frame.

[0015] Preferably, a strap is fixedly connected to one side of the protective frame close to the insulating ladder. When the user starts to climb the insulating ladder, he puts the strap on his body and can start maintenance work.

[0016] Compared with the prior art, the advantages and positive effects of the present invention are: The present invention can be used to carry the insulating ladder to the maintenance area, place the insulating ladder, hang the hook, and then control the cylinder to push the pressure plate and the swing arm to rotate, and the pressure plate immediately drives the insertion rod to move, and the insertion rod is immediately inserted into the insertion hole, the pressure plate and the guard plate are pushed, the torsion spring is deformed under force, and then the guard plate is against the ground, and then the insertion rod is inserted into the ground, and the maintenance work can begin. When the user starts to climb the insulating ladder, he puts the strap on his body and the maintenance work can be carried out. After the maintenance operation is completed, it is only necessary to control the cylinder to contract, and then the cylinder pulls the pressure plate, the insertion rod and the swing arm to reset, and then the torsion spring drives the guard plate to rotate away from the pressure plate through the positioning block. When the pressure plate is stored, the push plate is against the guard plate, and the insertion rod is stored between the pressure plate and the guard plate. This solution is effectively improved for the insulating ladder. This solution is small in size, easy to carry, and easy to quickly locate and place, ensuring that the maintenance personnel can work stably. At the same time, it can be quickly stored, easy to operate, and convenient for popularization. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The present invention provides a three-dimensional structural schematic diagram of an insulating climbing device for operation and maintenance of a power transmission line; Figure 2 The present invention provides a rear view structural schematic diagram of an insulating climbing device for operation and maintenance of a power transmission line; Figure 3 The present invention proposes an insulating climbing device for operation and maintenance of power transmission lines. Figure 2 A schematic diagram of the structure at A; Figure 4 The present invention proposes an insulating climbing device for operation and maintenance of power transmission lines. Figure 2 Schematic diagram of the structure at B; Figure 5 The present invention provides a schematic diagram of the structure of an insulating climbing device for operation and maintenance of a power transmission line from an upward perspective; Figure 6 The present invention proposes an insulating climbing device for operation and maintenance of a transmission line Figure 5 Schematic diagram of the structure at C; Figure 7 The present invention provides a schematic diagram of the explosion structure of a supporting device in an insulating climbing device for operation and maintenance of a power transmission line; Figure 8 The present invention proposes an insulating climbing device for operation and maintenance of a transmission line Figure 7 Schematic diagram of the structure viewed from above.

[0018] Legend: 1. Insulating ladder; 2. Hook; 3. Support device; 31. Positioning block; 32. Swing arm; 33. Block; 34. Positioning rod; 35. Torsion spring; 36. Guard plate; 37. Socket; 38. Press plate; 39. Insert rod; 310. Cylinder; 311. Positioning seat; 312. Support seat; 4. Positioning device; 41. Mounting plate; 42. Support block; 43. Push block; 5. Protective device; 51. Protective frame; 52. Strap; 53. Slide rail; 54. Guide block. DETAILED DESCRIPTION

[0019] See also Figure 1-Figure 8 The present invention provides a technical solution: an insulating climbing device for operation and maintenance of a power transmission line, comprising an insulating ladder 1, a hook 2 is fixedly connected to the upper surface of the insulating ladder 1, a supporting device 3 is arranged on the surface of the insulating ladder 1, the supporting device 3 comprises a positioning block 31, the positioning block 31 is rotatably connected to the surface of the insulating ladder 1, a positioning rod 34 is fixedly connected to the side of the positioning block 31 away from the insulating ladder 1, a swing arm 32 is rotatably connected to the positioning rod 34, a guard plate 36 is fixedly connected to one end of the positioning rod 34, a pressing plate 38 is fixedly connected to one end of the swing arm 32, a plugging rod 39 is fixedly connected to the lower surface of the pressing plate 38, and the pressing plate A positioning seat 311 is fixedly connected to the upper surface of 38, a support seat 312 is fixedly connected to the surface of the insulating ladder 1, a cylinder 310 is installed on the support seat 312, a driving end of the cylinder 310 is installed and connected to the positioning seat 311, a socket 37 is provided on the surface of the guard plate 36, a positioning device 4 is provided on the surface of the insulating ladder 1, and a protective device 5 is provided on the surface of the insulating ladder 1. This scheme effectively improves the insulating ladder 1, is small in size, easy to carry, and easy to quickly position and place, ensuring that maintenance personnel can work stably. At the same time, it can be quickly stored, easy to operate, and convenient for popular use.

[0020] Specifically, the center of the positioning rod 34 is consistent with the rotation axis of the positioning block 31 .

[0021] Specifically, the cross-sections of the insertion rod 39 and the insertion hole 37 are both arc-shaped, and the insertion hole 37 is located on the movement trajectory of the insertion rod 39, so that the insertion rod 39 can stably pass through the insertion hole 37.

[0022] Specifically, there are multiple insertion rods 39 and multiple insertion holes 37, and the multiple insertion rods 39 and the insertion holes 37 are arranged at equal intervals.

[0023] In this embodiment: one end of the positioning rod 34 is fixedly connected to a block 33, one side of the block 33 is fixedly connected to a torsion spring 35, the torsion spring 35 is sleeved on the positioning rod 34, and the end of the torsion spring 35 away from the block 33 is fixedly connected to the surface of the swing arm 32. When in use, the insulating ladder 1 is carried to the maintenance area, and the insulating ladder 1 is placed, the hook 2 is hung, and then the cylinder 310 is controlled to push the pressure plate 38 and the swing arm 32 to rotate, and the pressure plate 38 then drives the insertion rod 39 to move, and the insertion rod 39 is then inserted into the socket 37, the pressure plate 38 and the guard plate 36 are pushed, the torsion spring 35 is deformed under force, and then the guard plate 36 is against the ground, and then the insertion rod 39 is inserted into the ground, and the maintenance work can begin.

[0024] Specifically, the number of the cylinder 310 , the positioning seat 311 and the supporting seat 312 are all two, and the two cylinders 310 , the positioning seat 311 and the supporting seat 312 are all mirror-imaged.

[0025] Specifically, there are two hooks 2 , which are arranged in a mirror image to facilitate the stable use of the insulating ladder 1 .

[0026] In this embodiment: the positioning device 4 includes a mounting plate 41, the mounting plate 41 is fixedly connected to the surface of the insulating ladder 1, a support block 42 is fixedly connected to one side of the mounting plate 41, and a push block 43 is fixedly connected to the end of the support block 42 away from the mounting plate 41. After the maintenance operation is completed, it is only necessary to control the cylinder 310 to retract, and then the cylinder 310 pulls the pressure plate 38, the insertion rod 39 and the swing arm 32 to reset, and then the torsion spring 35 drives the guard plate 36 to rotate away from the pressure plate 38 through the positioning block 31. When the pressure plate 38 is stored, the push plate and the guard plate 36 are against each other, and the insertion rod 39 is stored between the pressure plate 38 and the guard plate 36.

[0027] Specifically, the protection device 5 includes a slide rail 53 , which is fixedly connected to the surface of the insulating ladder 1 , a guide block 54 is slidably connected to the inner wall of the slide rail 53 , and a protection frame 51 is fixedly connected to the surface of the guide block 54 .

[0028] Specifically, a strap 52 is fixedly connected to one side of the protective frame 51 close to the insulating ladder 1. When the user starts to climb the insulating ladder 1, he puts the strap 52 on his body and can start maintenance work.

[0029] Working principle: When in use, the insulating ladder 1 is carried to the maintenance area, and the insulating ladder 1 is placed, the hook 2 is hung, and then the cylinder 310 is controlled to push the pressure plate 38 and the swing arm 32 to rotate, and the pressure plate 38 then drives the insertion rod 39 to move, and the insertion rod 39 is then inserted into the socket 37, and the pressure plate 38 pushes the guard plate 36, and the torsion spring 35 is deformed by force, and then the guard plate 36 is against the ground, and then the insertion rod 39 is inserted into the ground, and the maintenance work can be started. When the user starts to climb the insulating ladder 1, he puts the strap 52 on his body, and the maintenance work can be carried out. After completing the maintenance operation, only The control cylinder 310 contracts, and then the cylinder 310 pulls the pressure plate 38, the insertion rod 39 and the swing arm 32 to reset, and then the torsion spring 35 drives the guard plate 36 to rotate away from the pressure plate 38 through the positioning block 31. When the pressure plate 38 is stored, the push plate and the guard plate 36 are against each other, and the insertion rod 39 is stored between the pressure plate 38 and the guard plate 36. This solution effectively improves the insulating ladder 1. This solution is small in size, easy to carry, and easy to quickly position and place, ensuring that maintenance personnel can work stably. At the same time, it can be quickly stored, easy to operate, and convenient for popularization.

Claims

1. An insulating climbing device for operation and maintenance of a power transmission line, comprising an insulating ladder (1), a hook (2) being fixedly connected to the upper surface of the insulating ladder (1), characterized in that: The surface of the insulating ladder (1) is provided with a supporting device (3), the supporting device (3) comprising a positioning block (31), the positioning block (31) being rotatably connected to the surface of the insulating ladder (1), a positioning rod (34) being fixedly connected to the side of the positioning block (31) away from the insulating ladder (1), a swing arm (32) being rotatably connected to the positioning rod (34), one end of the positioning rod (34) being fixedly connected to a guard plate (36), one end of the swing arm (32) being fixedly connected to a pressure plate (38), the lower surface of the pressure plate (38) The surface of the insulating ladder (1) is fixedly connected to an insertion rod (39), the upper surface of the pressing plate (38) is fixedly connected to a positioning seat (311), the surface of the insulating ladder (1) is fixedly connected to a support seat (312), a cylinder (310) is mounted on the support seat (312), a driving end of the cylinder (310) is mounted and connected to the positioning seat (311), a plug hole (37) is provided on the surface of the guard plate (36), a positioning device (4) is provided on the surface of the insulating ladder (1), and a protective device (5) is provided on the surface of the insulating ladder (1).

2. The insulating climbing device for operation and maintenance of a power transmission line according to claim 1, characterized in that: The center of the circle of the positioning rod (34) is consistent with the rotation axis of the positioning block (31).

3. The insulating climbing device for operation and maintenance of a power transmission line according to claim 1, characterized in that: The cross-sections of the insertion rod (39) and the insertion hole (37) are both arc-shaped, and the insertion hole (37) is located on the movement trajectory of the insertion rod (39).

4. The insulating climbing device for operation and maintenance of a power transmission line according to claim 1, characterized in that: The number of the insertion rods (39) and the number of the insertion holes (37) are both multiple, and the multiple insertion rods (39) and the insertion holes (37) are arranged at equal intervals.

5. The insulating climbing device for operation and maintenance of a power transmission line according to claim 1, characterized in that: One end of the positioning rod (34) is fixedly connected to a stopper (33), one side of the stopper (33) is fixedly connected to a torsion spring (35), the torsion spring (35) is sleeved on the positioning rod (34), and one end of the torsion spring (35) away from the stopper (33) is fixedly connected to the surface of the swing arm (32).

6. The insulating climbing device for operation and maintenance of a power transmission line according to claim 1, characterized in that: The number of the cylinder (310), the positioning seat (311) and the supporting seat (312) is two, and the two cylinders (310), the positioning seat (311) and the supporting seat (312) are arranged in a mirror image.

7. The insulating climbing device for operation and maintenance of a power transmission line according to claim 1, characterized in that: The number of the hooks (2) is two, and the two hooks (2) are arranged in a mirror image.

8. The insulating climbing device for operation and maintenance of a power transmission line according to claim 1, characterized in that: The positioning device (4) comprises a mounting plate (41), the mounting plate (41) being fixedly connected to the surface of the insulating ladder (1), a support block (42) being fixedly connected to one side of the mounting plate (41), and a push block (43) being fixedly connected to one end of the support block (42) away from the mounting plate (41).

9. The insulating climbing device for operation and maintenance of a power transmission line according to claim 1, characterized in that: The protective device (5) comprises a slide rail (53), the slide rail (53) being fixedly connected to the surface of the insulating ladder (1), the inner wall of the slide rail (53) being slidably connected to a guide block (54), and the surface of the guide block (54) being fixedly connected to a protective frame (51).

10. The insulating climbing device for operation and maintenance of a power transmission line according to claim 9, characterized in that: A strap (52) is fixedly connected to one side of the protection frame (51) close to the insulating ladder (1).

Images