CN113708295B - Cable maintenance framework among electric power system - Google Patents

Abstract

The invention provides a cable maintenance framework in a power system, which relates to the technical field of power tools, and includes a support part, a base, a telescopic part and a T-shaped frame, the base is set on the support part, and the telescopic part is set on the base. The T-shaped frame is installed on the telescopic part, and the connecting arm is installed on the T-shaped frame; when the present invention is clamped, it is only necessary to open the first half-clamp and the second half-clamp first, and use the limit block to clamp the clamp. Keep the slot open, then raise the clamping part, accommodate the cable in the opening, the cable touches the limit block in the opening, squeeze the limit block downward, and one end of the limit block passes through the opening to unlock, The first half clip and the second half clip can close and hold the cable. When it needs to be opened, just connect the retractable rope assembly to the connecting hook, draw the rope, pull the cable, and use the function of the guide wheel to drive the first half clip and The second half clip is opened, and the cable can be sent out. The whole process does not require staff to climb high, has no potential safety hazards, and has high work efficiency.

Description

A cable maintenance framework in power system

technical field

The invention relates to the technical field of power tools, in particular to a cable maintenance framework in a power system.

Background technique

At present, in the power system, for the maintenance of some cables, because they have a certain height, they need to be supported by a frame. Hold it to support it. After maintenance, it is necessary for the staff to climb up and open the cable clamp, which causes certain safety hazards and greatly affects work efficiency;

At the same time, when dismantling some cables, especially facing some buildings, most of the cables are laid through pipes, with many bends, and the outlet space is small. It is difficult to replace the cables. Therefore, the present invention A cable maintenance framework in a power system is proposed to solve the problems existing in the prior art.

Contents of the invention

In view of the above problems, the present invention proposes a cable maintenance framework in the power system. In the process of closing and clamping the cables and separating the cables, the cable maintenance framework in the power system does not require staff to climb high, has no potential safety hazards, has high work efficiency, and is suitable for Cable work from different angles.

In order to achieve the purpose of the present invention, the present invention is achieved through the following technical solutions: a cable maintenance framework in an electric power system, comprising a support part, a base, a telescopic part and a T-shaped frame, the base is arranged on the support part, and the telescopic part Set on the base, the T-shaped frame is mounted on the telescopic part, the T-shaped frame is rotatably installed with a connecting arm, and one side of the connecting arm is provided with a clamping part;

The clamping part includes a first half clip and a second half clip, the first half clip and the second half clip are connected by a coil spring, the first half clip is provided with a gap, and the rotation in the gap is set A limiting block, the inner side of the second half clip is provided with a card slot, and the lower end of the card slot is provided with a through opening through the second half clip, the limiting block is adapted to the card slot and the through opening, and the Both the lower ends of the first half clip and the second half clip are rotatably installed with guide wheels, and the two groups of guide wheels are wound with drag cables, and a connecting hook is connected under the drag cables, and one side of the telescopic part is provided with There is a retractable rope assembly.

A further improvement is that: the retractable rope assembly includes a shaft plate and a rope barrel, a rope barrel is installed on the inner side of the shaft plate, and a rope is wound around the rope barrel, and a handle is provided on one side of the shaft plate. The handle is connected to the rope drum.

A further improvement is that: both sides of the front end of the T-shaped frame are provided with mounting plates, and the inner sides of the two sets of mounting plates are rotatably mounted with first guide rollers.

A further improvement is: a turntable is provided above one side of the T-shaped frame, the connecting arm is rotatably mounted on the turntable, and a locking bolt is provided below one side of the connecting arm, and the locking bolt is used to fix the connecting arm and turntable.

A further improvement is that: a frame is provided on the side of the connecting arm away from the clamping portion, and a second guide roller is rotatably installed inside the frame.

A further improvement is that: both sides of the rear end of the T-shaped frame are provided with a rotating disc, and the inner rotation of the rotating disc is installed with a support arm, and the front end of the support arm is inserted with a threaded arm and threaded to fit, and the threaded arm The front end is provided with a support plate.

The further improvement is: positioning holes are provided on the edge of the rotating disk, and multiple sets of positioning holes are arranged around the center of the rotating disk at equal angles, and jacks are provided on the support arm, and the jacks and the positioning holes fixed by pins.

A further improvement is that: the telescopic part includes a driving bin, a sleeve and an insertion rod, the sleeve is arranged on the driving bin, the insertion rod is inserted inside the sleeve, and both sides of the insertion rod are provided with As for the anti-rotation bar, a worm gear is installed inside the drive chamber, and the worm gear is provided with a threaded rod extending to the inside of the casing, and the threaded rod is inserted into the inside of the insertion rod and threadedly adapted.

A further improvement is that: a power pipe is provided at the front end of the drive chamber, and a worm adapted to the worm gear is rotatably installed inside the power pipe, and a knob is provided on one side of the power pipe, and the knob is connected to the worm.

A further improvement is that: the support part includes legs and feet, the legs are provided in three sets, and the three sets of legs are all hinged at the edge of the bottom of the base, the legs are rotatably mounted on the lower ends of the legs, and The bottom surface of the supporting foot is a plane, and the inner end is a pointed end.

The further improvement is: the inner sides of the three groups of legs are hinged with connecting rods, and the inner sides of the three groups of connecting rods are hinged with intermediate blocks, and the middle position of the bottom of the base is provided with a threaded shaft, and the threaded shaft runs through the Described middle block, described middle block rotates and is provided with the nut tube that is suitable for threaded shaft.

The beneficial effects of the present invention are:

1. The present invention clamps the cable through the clamping part and supports it through the whole device. When clamping, you only need to open the first half clamp and the second half clamp first, and use the limit block to clamp the card slot and keep it open. Then raise the clamping part, accommodate the cable in the opening, the cable touches the limit block in the opening, squeeze the limit block downward, and one end of the limit block passes through the through opening to release the lock, the first half clip and The second half clip can close and hold the cable. When it needs to be opened, just connect the retractable rope assembly to the connecting hook, draw the rope, pull the cable, and use the function of the guide wheel to drive the first half clip and the second half clip to open. , the cable can be sent out, the whole process does not require staff to climb high, there is no potential safety hazard, the work efficiency is high, and the angle of the clamping part support can be changed by rotating the connecting arm and the T-shaped frame, which is suitable for cable operations at different angles.

2. In the present invention, the connecting arm can be bent down through the rotating installation of the connecting arm and the T-shaped frame, and the supporting plate at the front end of the supporting arm can support the supporting surface of the building for resistance and stability. Pass the first guide roller and pass through the second guide roller to connect with the cable to be disassembled. The cable to be disassembled can be pulled out by rotating the handle to drive the rope drum. Compared with manual pulling, it is more labor-saving, and through the threaded arm and the support arm The threaded installation can change the length of the support, through the rotation installation of the support arm and the rotating disk and fix it with the pin, positioning hole and socket, it can adapt to the support surface of different angles, and it is more convenient to use.

3. The invention drives the turbine to rotate by rotating the worm, which can drive the threaded rod to rotate, thereby driving the insertion rod to move up and down along the casing, which is convenient for changing the height of the structure on the T-frame, and is suitable for power construction needs of different heights.

4. The present invention is supported on the ground through outriggers and outriggers. The plane of the outriggers is suitable for flat ground, and the tip of the outriggers is suitable for inserting into muddy ground. The middle block can be driven up and down along the threaded shaft by rotating the nut tube, and it can be driven by the hinged action of the connecting rod. The inclination angle of the outriggers is changed. In summary, the placement is more stable.

Description of drawings

Fig. 1 is the front view of the present invention;

Fig. 2 is a structural representation on a T-shaped frame of the present invention;

Figure 3 is a schematic diagram of the installation of the rotating disk and the support arm of the present invention;

Fig. 4 is the sleeve pipe of the present invention, plunger schematic diagram;

Fig. 5 is a schematic diagram of the internal structure of the telescoping part of the present invention.

Among them: 1. Base; 2. T-frame; 3. Connecting arm; 4. First half clip; 5. Second half clip; 6. Coil spring; 7. Notch; 8. Limit block; 9. Card slot 10, through opening; 11, guide wheel; 12, cable; 13, connecting hook; 14, shaft plate; 15, rope drum; 16, handle; 17, mounting plate; 18, first guide roller; 19, turntable ;20, locking bolt; 21, frame; 22, second guide roller; 23, rotating disc; 24, support arm; 25, thread arm; 26, support plate; 27, positioning hole; 28, latch; Warehouse; 30, casing; 31, inserting rod; 32, turbine; 33, threaded rod; 34, power pipe; 35, worm; 36, knob; 37, leg; 38, leg; 39, connecting rod; 40, Middle block; 41, threaded shaft; 42, nut pipe.

detailed description

In order to deepen the understanding of the present invention, the present invention will be further described below in conjunction with the examples, which are only used to explain the present invention, and do not constitute a limitation to the protection scope of the present invention.

Embodiment one

As shown in Figures 1 and 2, this embodiment proposes a cable maintenance framework in a power system, including a support part, a base 1, a telescopic part and a T-shaped frame 2, the base 1 is arranged on the support part, and the telescopic The part is set on the base 1, the T-shaped frame 2 is set on the telescopic part, the connecting arm 3 is rotatably installed on the T-shaped frame 2, and one side of the connecting arm 3 is provided with a clamping part;

The clamping part includes a first half clip 4 and a second half clip 5, the first half clip 4 and the second half clip 5 are connected by a coil spring 6, the first half clip 4 is provided with a gap 7, and a limiting block 8 is provided for rotation in the gap 7, a card slot 9 is provided on the inner side of the second half clip 5, and a through opening 10 penetrating the second half clip 5 is provided at the lower end of the card slot 5, the limiting The bit block 8 is compatible with the card slot 9 and the through opening 10. The lower ends of the first half clip 4 and the second half clip 5 are rotatably equipped with guide wheels 11, and the guide wheels 11 of the two groups are wound with A pull cable 12, a connecting hook 13 is connected under the pull cable 12, and a retractable rope assembly is provided on one side of the telescopic part. When in use, the cable is clamped by the clamping part and supported by the device as a whole. When clamping, it is only necessary to open the first half clamp 4 and the second half clamp 5, and use the limit block 8 to clamp the card slot 9, Keep it open, then raise the clamping part, accommodate the cable in the opening, the cable touches the limit block 8 in the opening, squeezes the limit block 8 downward, and one end of the limit block 8 passes through the through hole 10 to release Locking, the first half clip 4 and the second half clip 5 can be closed and clamped to hold the cable. When it needs to be opened, it is only necessary to connect the retractable rope assembly to the connecting hook 13, draw the rope, pull the cable 12, and use the guide wheel 11 The effect drives the first half clip 4 and the second half clip 5 to open, and the cable can be sent out.

The retractable rope assembly includes a shaft plate 14 and a rope barrel 15, the inner side of the shaft plate 14 is rotatably installed with a rope barrel 15, and a rope is wound around the rope barrel 15, and a handle is provided on one side of the shaft plate 14 16, the handle 16 is connected with the rope barrel 15. Rotating handle 16 drives the rope drum 15 to rotate, which is convenient for retracting and releasing the rope.

Mounting plates 17 are provided on both sides of the front end of the T-shaped frame 2 , and first guide rollers 18 are rotatably mounted on the inner sides of two sets of the mounting plates 17 . Guide to the rope.

Embodiment two

As shown in Figures 1, 2, and 3, this embodiment proposes a cable maintenance framework in a power system, including a support part, a base 1, a telescopic part and a T-shaped frame 2, the base 1 is arranged on the support part, and the The telescopic part is arranged on the base 1, the T-shaped frame 2 is arranged on the telescopic part, the connecting arm 3 is rotatably installed on the T-shaped frame 2, and a clamping part is provided on one side of the connecting arm 3;

The clamping part includes a first half clip 4 and a second half clip 5, the first half clip 4 and the second half clip 5 are connected by a coil spring 6, the first half clip 4 is provided with a gap 7, and a limiting block 8 is provided for rotation in the gap 7, a card slot 9 is provided on the inner side of the second half clip 5, and a through opening 10 penetrating the second half clip 5 is provided at the lower end of the card slot 5, the limiting The bit block 8 is compatible with the card slot 9 and the through opening 10. The lower ends of the first half clip 4 and the second half clip 5 are rotatably equipped with guide wheels 11, and the guide wheels 11 of the two groups are wound with A pull cable 12, a connecting hook 13 is connected under the pull cable 12, and a retractable rope assembly is provided on one side of the telescopic part. When in use, the cable is clamped by the clamping part and supported by the device as a whole. When clamping, you only need to open the first half clamp 4 and the second half clamp 5, and use the limit block 8 to clamp the card slot 9, Keep it open, then raise the clamping part, accommodate the cable in the opening, the cable touches the limit block 8 in the opening, squeezes the limit block 8 downward, and one end of the limit block 8 passes through the through hole 10 to release Locking, the first half clip 4 and the second half clip 5 can be closed and clamped to hold the cable. When it needs to be opened, it is only necessary to connect the retractable rope assembly to the connecting hook 13, draw the rope, pull the cable 12, and use the guide wheel 11 The effect drives the first half clip 4 and the second half clip 5 to open, and the cable can be sent out.

The retractable rope assembly includes a shaft plate 14 and a rope barrel 15, the inner side of the shaft plate 14 is rotatably installed with a rope barrel 15, and a rope is wound around the rope barrel 15, and a handle is provided on one side of the shaft plate 14 16, the handle 16 is connected with the rope barrel 15. Rotating handle 16 drives the rope drum 15 to rotate, which is convenient for retracting and releasing the rope.

Mounting plates 17 are provided on both sides of the front end of the T-shaped frame 2 , and first guide rollers 18 are rotatably mounted on the inner sides of two sets of the mounting plates 17 . Guide to the rope.

A turntable 19 is provided above one side of the T-shaped frame 2, and the connecting arm 3 is rotatably mounted on the turntable 19, and a locking bolt 20 is provided below one side of the connecting arm 3, and the locking bolt 20 is used for fixing The arm 3 and the turntable 19 are connected. The angle of the connecting arm 3 can be changed through the rotating installation of the connecting arm 3 and the T-shaped frame 2 .

A frame 21 is provided on the side of the connecting arm 3 away from the clamping portion, and a second guide roller 22 is rotatably mounted inside the frame 21 . Guide to the rope.

Both sides of the rear end of the T-shaped frame 2 are provided with a rotating disc 23, and the inner rotation of the rotating disc 23 is equipped with a support arm 24, and the front end of the support arm 24 is inserted with a threaded arm 25 and threaded for adaptation. The threaded installation of the arm 25 and the support arm 24 can change the length of the support, and the front end of the threaded arm 25 is provided with a support plate 26 . During use, the connecting arm 3 can be bent down by the rotating installation of the connecting arm 3 and the T-shaped frame 2, and the supporting plate 26 at the front end of the supporting arm 24 can support the supporting surface of the building to stabilize the resistance. The rope of the assembly goes around the first guide roller 18, passes through the second guide roller 22 and is connected with the cable that needs to be disassembled, and the rotating handle 16 drives the rope drum 15 to rotate to pull out the cable that needs to be disassembled.

Positioning holes 27 are provided on the edge of the rotating disc 23, and multiple sets of positioning holes 27 are arranged around the center of the rotating disc 23 at equal angles, and the support arm 24 is provided with jacks, and the jacks and positioning The holes 27 are fixed by bolts 28 . The supporting arm 24 and the rotating disk 23 are rotated and fixed together with the bolt 28, the positioning hole 27 and the insertion hole, so that the supporting surface of different angles can be adapted.

Embodiment three

As shown in Figures 1, 2, 4 and 5, this embodiment proposes a cable maintenance framework in a power system, including a support part, a base 1, a telescopic part and a T-shaped frame 2, and the base 1 is arranged on the support part , the telescopic part is arranged on the base 1, the T-shaped frame 2 is arranged on the telescopic part, the connecting arm 3 is rotatably installed on the T-shaped frame 2, and a clamping part is provided on one side of the connecting arm 3 ;

The clamping part includes a first half clip 4 and a second half clip 5, the first half clip 4 and the second half clip 5 are connected by a coil spring 6, the first half clip 4 is provided with a gap 7, and a limiting block 8 is provided for rotation in the gap 7, a card slot 9 is provided on the inner side of the second half clip 5, and a through opening 10 penetrating the second half clip 5 is provided at the lower end of the card slot 5, the limiting The bit block 8 is compatible with the card slot 9 and the through opening 10. The lower ends of the first half clip 4 and the second half clip 5 are rotatably equipped with guide wheels 11, and the guide wheels 11 of the two groups are wound with A pull cable 12, a connecting hook 13 is connected under the pull cable 12, and a retractable rope assembly is provided on one side of the telescopic part. When in use, the cable is clamped by the clamping part and supported by the device as a whole. When clamping, it is only necessary to open the first half clamp 4 and the second half clamp 5, and use the limit block 8 to clamp the card slot 9, Keep it open, then raise the clamping part, accommodate the cable in the opening, the cable touches the limit block 8 in the opening, squeezes the limit block 8 downward, and one end of the limit block 8 passes through the through hole 10 to release Locking, the first half clip 4 and the second half clip 5 can be closed and clamped to hold the cable. When it needs to be opened, it is only necessary to connect the retractable rope assembly to the connecting hook 13, draw the rope, pull the cable 12, and use the guide wheel 11 The effect drives the first half clip 4 and the second half clip 5 to open, and the cable can be sent out.

The retractable rope assembly includes a shaft plate 14 and a rope barrel 15, the inner side of the shaft plate 14 is rotatably installed with a rope barrel 15, and a rope is wound around the rope barrel 15, and a handle is provided on one side of the shaft plate 14 16, the handle 16 is connected with the rope barrel 15. Rotating handle 16 drives the rope drum 15 to rotate, which is convenient for retracting and releasing the rope.

The telescoping part includes a driving bin 29, a sleeve 30 and an insertion rod 31, the sleeve 30 is arranged on the driving bin 29, the insertion rod 31 is inserted in the inside of the sleeve 30, the two ends of the insertion rod 31 Both sides are provided with anti-rotation strips, the inside of the drive bin 29 is rotatably equipped with a turbine 32, and the turbine 32 is provided with a threaded rod 33 extending to the inside of the casing 30, the threaded rod 33 is inserted into the inside of the insertion rod 31 and Thread fit.

The front end of the drive chamber 29 is provided with a power pipe 34, and the inside of the power pipe 34 is rotatably equipped with a worm 35 compatible with the turbine 32. One side of the power pipe 34 is provided with a knob 36, and the knob 36 is connected to the worm. 35 connections. When in use, by rotating the worm 35, the turbine 32 is driven to rotate, which can drive the threaded rod 33 to rotate, thereby driving the insertion rod 31 to move up and down along the casing 30, which is convenient for changing the height of the structure on the T-shaped frame 2, and is suitable for power construction needs of different heights .

The support portion includes legs 37 and legs 38, the legs 37 are provided with three groups, and the three groups of legs 37 are all hinged at the edge of the bottom of the base 1, and the legs 38 are rotatably mounted on the sides of the legs 37. The lower end, and the bottom surface of the leg 38 is a plane, and the inner end is a pointed end. During use, it is supported on the ground by supporting legs 37 and supporting feet 38. The plane of supporting feet 38 is suitable for flat ground, and the pointed end of supporting feet 38 is suitable for inserting into muddy ground.

The inboards of the three groups of legs 37 are hinged with connecting rods 39, and the inboards of the three groups of connecting rods 39 are hinged with intermediate blocks 40, the middle position of the bottom of the base 1 is provided with a threaded shaft 41, and the threaded shaft 41 runs through the middle block 40 , and the middle block 40 is rotated with a nut tube 42 adapted to the threaded shaft 41 . When in use, the middle block 40 can be driven up and down along the threaded shaft 41 by rotating the nut tube 42, and the hinge action of the connecting rod 39 can drive the supporting leg 37 to change the inclination angle.

In this power system, the cable maintenance framework clamps the cable through the clamping part, and is supported by the device as a whole. When clamping, you only need to open the first half clamp 4 and the second half clamp 5, and use the limit block 8 to clamp Keep the slot 9 open, then raise the clamping part to accommodate the cable in the opening, the cable touches the limit block 8 in the opening, squeezes the limit block 8 downward, and one end of the limit block 8 passes through The through opening 10 is unlocked, and the first half clip 4 and the second half clip 5 can be closed and clamped to hold the cable. When it needs to be opened, it is only necessary to connect the retractable rope assembly to the connecting hook 13, draw the rope, and pull the pull cable 12. The role of the guide wheel 11 drives the first half clip 4 and the second half clip 5 to open, and the cable can be sent out. The whole process does not require staff to climb high, has no potential safety hazards, and has high work efficiency. The rotating installation can change the supporting angle of the clamping part, which is suitable for cable operations at different angles; at the same time, the connecting arm 3 can be bent down through the rotating installation of the connecting arm 3 and the T-shaped frame 2, and the supporting plate at the front end of the supporting arm 24 26 can support the supporting surface of the building to stabilize the resistance. By passing the rope of the retractable rope assembly around the first guide roller 18, passing through the second guide roller 22 and connecting with the cable that needs to be disassembled, the rotating handle 16 drives the rope drum 15 The cable that needs to be disassembled can be pulled out by rotation, which is more labor-saving than manual pulling, and the length of the support can be changed through the threaded installation of the threaded arm 25 and the support arm 24, and the rotation installation and cooperation of the support arm 24 and the rotating disk 23 The bolt 28, the positioning hole 27 and the jack are fixed, and can be adapted to support surfaces with different angles, making it more convenient to use; in addition, by rotating the worm 35, the turbine 32 is driven to rotate, and the threaded rod 33 can be driven to rotate, thereby driving the insertion rod 31 along the The casing 30 is lifted and lowered to facilitate changing the height of the structure on the T-frame 2, which is suitable for power construction requirements of different heights; finally, it is supported on the ground through the supporting legs 37 and the supporting feet 38. It is suitable for inserting into muddy ground, and the middle block 40 can be driven up and down along the threaded shaft 41 by rotating the nut tube 42, and the hinge action of the connecting rod 39 drives the supporting leg 37 to change the inclination angle. In summary, the placement is more stable.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A cable maintenance framework in a power system, comprising a support part, a base (1), a telescopic part and a T-shaped frame (2), characterized in that: the base (1) is set on the support part, and the telescopic part Set on the base (1), the T-shaped frame (2) is set on the telescopic part, the connecting arm (3) is rotatably installed on the T-shaped frame (2), and one side of the connecting arm (3) equipped with a clamping part; The clamping part includes a first half clip (4) and a second half clip (5), the first half clip (4) and the second half clip (5) are connected by a coil spring (6), so A notch (7) is provided on the first half clip (4), and a limit block (8) is provided for rotation in the notch (7), and a card slot (9) is provided on the inner side of the second half clip (5), And the lower end of the card slot (9) is provided with a through opening (10) that runs through the second half clip (5), and the limit block (8) is compatible with the card slot (9) and the through opening (10). The lower ends of the first half-clamp (4) and the second half-clip (5) are rotatably installed with guide wheels (11), and the two sets of guide wheels (11) are wound with pull cables (12). A connecting hook (13) is connected under the cable (12), and a retractable rope assembly is provided on one side of the telescopic part; The retractable rope assembly includes a shaft plate (14) and a rope barrel (15). The inner side of the shaft plate (14) is rotatably installed with a rope barrel (15), and a rope is wound around the rope barrel (15). A handle (16) is provided on one side of the shaft plate (14), and the handle (16) is connected with the rope barrel (15); Both sides of the front end of the T-shaped frame (2) are provided with mounting plates (17), and the inner sides of the two sets of mounting plates (17) are rotated and installed with first guide rollers (18); A turntable (19) is arranged above one side of the T-shaped frame (2), the connecting arm (3) is rotatably mounted on the turntable (19), and a locking bolt is arranged under one side of the connecting arm (3) (20), and the locking bolt (20) is used to fix the connecting arm (3) and the turntable (19). 2. A cable maintenance framework in a power system according to claim 1, characterized in that: a frame (21) is provided on the side of the connecting arm (3) away from the clamping part, and the frame (21) A second guide roller (22) is installed in rotation inside. 3. A cable maintenance framework in a power system according to claim 2, characterized in that: both sides of the rear end of the T-shaped frame (2) are provided with rotating discs (23), and the rotating discs (23) A support arm (24) is rotatably installed inside, and a threaded arm (25) is inserted at the front end of the support arm (24) and threaded to fit, and a support plate (26) is provided at the front end of the threaded arm (25). 4. A cable maintenance framework in a power system according to claim 3, characterized in that: a positioning hole (27) is provided on the edge of the rotating disk (23), and the positioning hole (27) surrounds the rotating disk (23) There are multiple sets of angles between the center of the circle, and the support arm (24) is provided with sockets, and the sockets and the positioning holes (27) are fixed by bolts (28). 5. A cable maintenance framework in a power system according to any one of claims 1-4, characterized in that: the telescoping part includes a driving compartment (29), a bushing (30) and an insertion rod (31) , the sleeve (30) is set on the drive housing (29), the insertion rod (31) is inserted inside the sleeve (30), and both sides of the insertion rod (31) are provided with anti-rotation A worm gear (32) is installed inside the drive chamber (29), and the worm gear (32) is provided with a threaded rod (33) extending to the inside of the casing (30), and the threaded rod (33) is inserted into the The inside of the plunger (31) is threadably adapted. 6. A cable maintenance framework in an electric power system according to claim 5, characterized in that: a power tube (34) is provided at the front end of the drive housing (29), and the inner rotation of the power tube (34) is installed with A worm (35) compatible with the turbine (32), a knob (36) is provided on one side of the power pipe (34), and the knob (36) is connected to the worm (35). 7. A cable maintenance framework in a power system according to claim 1, characterized in that: the support part includes outriggers (37) and outriggers (38), and there are three sets of outriggers (37), and The three sets of supporting legs (37) are all hinged at the edge of the bottom of the base (1), and the supporting legs (38) are rotatably mounted on the lower ends of the supporting legs (37), and the bottom surface of the supporting legs (38) is a plane, and the inner end is pointed; The inner sides of the three groups of legs (37) are hinged with connecting rods (39), and the inner sides of the three groups of said connecting rods (39) are hinged with intermediate blocks (40), the middle position of the bottom of the base (1) A threaded shaft (41) is provided at the center, and the threaded shaft (41) runs through the middle block (40), and a nut tube (42) matching the threaded shaft (41) is provided on the bottom of the middle block (40) .

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