Portable electric winching machine and using method thereof

Abstract

The invention discloses a portable electric winching machine and a using method thereof, and belongs to the technical field of overhead hoisting of overhead transmission lines. The portable electric winching machine comprises a controller, a base, a motor, a gearbox, a winding drum, a fixing assembly and a cleaning assembly; the controller, the motor, the gearbox, the fixing assembly and the cleaning assembly are all connected with the base, the motor and the winding drum are both in driving connection with the gearbox, the winding drum is used for driving a rope, and the fixing assembly is in driving connection with the winding drum. Displacement during use is prevented; through the cleaning assembly, the rope can be cleaned when impurities exist on the surface of the rope, even if the use site environment is complex and the rope is polluted by the impurities in the hoisting process, the impurities can be automatically cleaned, the rope cannot be cleaned all the time in the use process, and abrasion is reduced.

Description

Technical Field

[0001] The invention belongs to the technical field of high-altitude lifting of overhead power transmission lines, and more specifically, relates to a portable electric capstan and a use method thereof. Background Art

[0002] In traditional high-voltage overhead line construction, high-altitude lifting operations refer to the high-altitude lifting and transmission of small and medium-sized materials, equipment, and tools. There are usually two options. The first is to use fixed pulleys and ropes for manual lifting, and the second is to use fixed pulleys, ropes, and capstans for semi-mechanical lifting.

[0003] In order to facilitate the movement of electric capstans, they are usually designed to be portable. After searching, the invention with publication number CN107738999A in the prior art discloses a portable manual capstan, including a base, wherein moving wheels are installed at the four corners of the bottom of the base, a support frame is installed on the top left side of the base, a rotating shaft is inserted into the inner cavity of the support frame, a capstan roller is sleeved on the outer wall of the rotating shaft, a support plate is provided at the right end of the rotating shaft, a turntable is provided on the right outer wall of the support plate, and a folding frame is connected to the right side of the turntable, a connecting bearing is installed on the right end surface of the folding frame, and a handle is inserted on the right side of the connecting bearing. The device has a simple structure, can be moved to a suitable place by the moving wheels, and is easy to transport. The capstan can be operated simply by manually adjusting the handle, and the operation is convenient. The support bearing with a stress spring provides a good shock absorption effect in the process of the rotating shaft driving the capstan roller to rotate.

[0004] However, it is inconvenient to fix. If it is not fixed in place, it is easy to move during use, which poses a safety hazard. In addition, due to the complex on-site environment, the rope is easily contaminated by impurities during the lifting process, and the existing technology cannot clean the impurities. In order to prevent impurities from affecting the subsequent use of the rope, the staff needs to clean it in time, which is inconvenient to use. Summary of the invention

[0005] In order to solve the deficiencies in the prior art, the present invention provides a portable electric capstan and a method for using the same to solve the technical problems of the prior art that the prior art is inconvenient to fix and cannot clean impurities.

[0006] The present invention adopts the following technical solution.

[0007] A first aspect of the present invention discloses a portable electric capstan.

[0008] It includes a controller, a base, a motor, a gearbox, a reel, a fixing component and a cleaning component. A plurality of wheels are arranged at the bottom of the base. The controller, the motor, the gearbox, the fixing component and the cleaning component are all connected to the base. The motor and the reel are all drivingly connected to the gearbox. The reel is used to drive the rope. The fixing component is drivingly connected to the reel.

[0009] The fixing assembly is used to be fixed to the ground, and the fixing assembly includes a driving part, a linkage part, and a moving part. The driving part is used to transmit the power of the reel, the linkage part is used to link the driving part and the moving part, and the moving part is used to penetrate into the ground. The moving part includes a second rack, a second sleeve, and a fixing rod. The second rack is slidably connected to the base, the second sleeve is rotatably connected to the second rack, the fixing rod is slidably connected to the second sleeve, and a spiral blade is arranged on the surface of the fixing rod;

[0010] The cleaning assembly is used for cleaning ropes. The cleaning assembly comprises a guide frame and a base plate. The guide frame is connected to the base. A through groove matching the rope is arranged inside the guide frame. The base plate is located in the through groove. Bristles are arranged on the base plate.

[0011] As an improvement, the second sleeve passes through the second rack, a plurality of second sliding strips slidably connected to the second sleeve are arranged on the circumference of the surface of the fixed rod, a second sliding groove cooperating with the second sliding strips is arranged inside the second sleeve, a second baffle is arranged at the top of the fixed rod to prevent the fixed rod from detaching from the second sleeve, a touch module cooperating with the second baffle is arranged inside the second sleeve, and the touch module is electrically connected to the controller.

[0012] As an improvement, the driving part includes a first gear, a rotating shaft, and a moving seat. The first gear is connected to the reel, the rotating shaft is rotatably connected to the moving seat, a second gear and a third gear are respectively arranged at both ends of the rotating shaft, and the moving seat is slidably connected to the base.

[0013] As an improvement, an iron block slidably connected to the movable seat is arranged on the base, a tension spring is arranged between the iron block and the movable seat, an electromagnet cooperating with the iron block is arranged in the movable seat, and the electromagnet is electrically connected to the controller.

[0014] As an improvement, the linkage part includes a fourth gear, a first sleeve, a first rack, and a fifth gear. The fourth gear is meshed with the third gear, the first sleeve is rotatably connected to the movable seat, the first sleeve is connected to the fourth gear, the first sleeve is slidably connected to the second sleeve, the fifth gear is rotatably connected to the base, the first rack is connected to the movable seat, and the first rack and the second rack are both meshed with the fifth gear.

[0015] As an improvement, the third gear and the fourth gear are both bevel gears, a plurality of first sliding strips slidably connected to the first sleeve are arranged on the circumference of the surface of the second sleeve, a first sliding groove matching the first sliding strips is arranged inside the first sleeve, and a first baffle is arranged on the top of the second sleeve to prevent the second sleeve from separating from the first sleeve.

[0016] As an improvement, a plug that matches the fixing rod is provided at the bottom end of the second sleeve to limit the fixing rod.

[0017] As an improvement, the cleaning assembly also includes a telescopic rod, a first guide wheel, and a second guide wheel. The first guide wheel, the second guide wheel, and the telescopic rod are all located in the through groove. The first guide wheel and the second guide wheel are respectively located at both ends of the guide frame. The two ends of the telescopic rod are respectively connected to the guide frame and the substrate.

[0018] As an improvement, the telescopic rod is an electric telescopic rod, and a first speed sensor cooperating with the first guide wheel and a second speed sensor cooperating with the second guide wheel are arranged in the through slot, and the first speed sensor, the second speed sensor and the telescopic rod are all electrically connected to the controller.

[0019] A second aspect of the present invention discloses a method for using a portable electric capstan, comprising the following steps:

[0020] Move the portable electric capstan to the designated position, remove the plug, drop the fixed rod to the ground, turn on the power, energize the electromagnet to attract the iron block, move the moving seat upward, mesh the first gear with the second gear, move the first rack upward and move the second rack downward through the fifth gear, and the second rack drives the second sleeve downward;

[0021] The motor drives the reel to rotate forward through the gearbox, the reel drives the first gear to rotate forward, the first gear drives the second gear to rotate forward, the second gear drives the third gear to rotate forward through the rotating shaft, the third gear drives the first sleeve to rotate forward through the fourth gear, the first sleeve drives the fixed rod to rotate forward through the second sleeve, the fixed rod moves down to the ground, when the fixed rod drives the second fixed plate to contact the touch module, the electromagnet and the motor are powered off, and the second gear is reset;

[0022] Pass the rope through the guide frame and connect it to the drum, the rope abuts against the first guide wheel and the second guide wheel, and the rope is connected to other working parts on site;

[0023] The motor is started and the rotation direction and speed of the drum are controlled through the gearbox. The drum drives the rope to perform high-altitude lifting of the overhead power transmission line. The rope drives the first guide wheel and the second guide wheel to rotate. The first speed sensor monitors the speed of the first guide wheel, and the second speed sensor monitors the speed of the second guide wheel. If there are impurities on the rope, the rope cannot drive the first guide wheel and the second guide wheel to rotate at a uniform speed when moving. If the speed of any one of the first guide wheel and the second guide wheel is lower than the set value, the telescopic rod is extended, so that the base plate drives the bristles to contact the rope, and cooperates with the moving rope to clean up the impurities on its surface. When there are no impurities on the rope, the first guide wheel and the second guide wheel both rotate at a uniform speed and the speed is greater than or equal to the set value, the telescopic rod is shortened, and the bristles are away from the rope.

[0024] Compared with the prior art, the beneficial effects of the present invention include at least:

[0025] The present invention can penetrate into the ground with the help of a motor through the fixing assembly, thereby fixing to the ground to prevent displacement during use and eliminate potential safety hazards.

[0026] The present invention can clean the rope when there are impurities on the rope surface through the cleaning component. Even if the on-site environment is relatively complex and the rope is contaminated by impurities during the lifting process, the impurities can be automatically cleaned to prevent the impurities from affecting the subsequent use of the rope. Manual cleaning by staff is not required, and the use is convenient. The rope does not need to be cleaned all the time during use, thereby reducing wear and tear. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 is a first stereoscopic schematic diagram provided according to an embodiment of the present invention;

[0028] Figure 2 is a second stereoscopic schematic diagram provided according to an embodiment of the present invention;

[0029] Figure 3 is a front view schematic diagram provided according to an embodiment of the present invention;

[0030] Figure 4 is a schematic diagram of a side view structure provided according to an embodiment of the present invention;

[0031] Figure 5 is an internal stereoscopic schematic diagram provided according to an embodiment of the present invention;

[0032] Figure 6 is a schematic diagram of a first sleeve connection provided according to an embodiment of the present invention;

[0033] Figure 7 is a schematic diagram of the structure of a first sleeve provided according to an embodiment of the present invention;

[0034] Figure 8is an enlarged schematic diagram of point A provided according to an embodiment of the present invention;

[0035] Fig. 9 is an enlarged schematic diagram of point B provided according to an embodiment of the present invention;

[0036] Fig.10 It is an enlarged schematic diagram of point C provided according to an embodiment of the present invention.

[0037] 1. Base; 2. Wheels; 3. Gearbox; 4. Guide frame; 5. Moving seat; 6. First gear; 7. Reel; 8. Motor; 9. Fixed rod; 10. Fifth gear; 11. Second rack; 12. Electromagnet; 13. Iron block; 14. Tension spring; 15. Second gear; 16. Rotating shaft; 17. Third gear; 18. Fourth gear; 19. First sleeve; 20. Second sleeve; 21. First slide bar; 22. Touch module; 23. Second slide bar; 24. First guide wheel; 25. Telescopic rod; 26. Second guide wheel; 27. Block; 28. Base plate. DETAILED DESCRIPTION

[0038] In order to make the purpose, technical scheme and advantages of the present invention clearer, the technical scheme of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The described embodiments are only embodiments of a part of the present invention, not all embodiments. Based on the spirit of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work belong to the protection scope of the present invention.

[0039] like Figure 1-10 As shown, embodiment 1 of the present invention provides a portable electric capstan.

[0040] It includes a controller, a base 1, a motor 8, a gearbox 3, a reel 7, a fixing component and a cleaning component. A plurality of wheels 2 are arranged at the bottom of the base 1. The controller, the motor 8, the gearbox 3, the fixing component and the cleaning component are all connected to the base 1. The motor 8 and the reel 7 are all drivingly connected to the gearbox 3. The reel 7 is used to drive the rope. The fixing component is drivingly connected to the reel 7.

[0041] The fixing assembly is used to be fixed to the ground, and the fixing assembly includes a driving part, a linkage part, and a moving part. The driving part is used to transmit the power of the reel 7, the linkage part is used to link the driving part and the moving part, and the moving part is used to penetrate into the ground. The moving part includes a second rack 11, a second sleeve 20, and a fixing rod 9. The second rack 11 is slidably connected to the base 1, the second sleeve 20 is rotatably connected to the second rack 11, the fixing rod 9 is slidably connected to the second sleeve 20, and a spiral blade is arranged on the surface of the fixing rod 9;

[0042] The cleaning assembly is used to clean the rope, and includes a guide frame 4 and a base plate 28. The guide frame 4 is connected to the base 1. A through groove matching the rope is arranged inside the guide frame 4. The base plate 28 is located in the through groove, and bristles are arranged on the base plate 28.

[0043] In a preferred but non-limiting embodiment of the present invention, the second sleeve 20 passes through the second rack 11, a plurality of second slide bars 23 slidably connected to the second sleeve 20 are arranged on the circumference of the surface of the fixed rod 9, a second slide groove matching with the second slide bar 23 is arranged inside the second sleeve 20, a second baffle is arranged at the top of the fixed rod 9 to prevent the fixed rod 9 from separating from the second sleeve 20, a touch module 22 matching with the second baffle is arranged inside the second sleeve 20, and the touch module 22 is electrically connected to the controller.

[0044] In a preferred but non-limiting embodiment of the present invention, the driving part includes a first gear 6, a rotating shaft 16, and a movable seat 5. The first gear 6 is connected to the reel 7, the rotating shaft 16 is rotatably connected to the movable seat 5, a second gear 15 and a third gear 17 are respectively provided at both ends of the rotating shaft 16, and the movable seat 5 is slidably connected to the base 1.

[0045] In a preferred but non-limiting embodiment of the present invention, an iron block 13 slidably connected to the movable seat 5 is provided on the base 1, a tension spring 14 is provided between the iron block 13 and the movable seat 5, an electromagnet 12 cooperating with the iron block 13 is provided in the movable seat 5, and the electromagnet 12 is electrically connected to the controller.

[0046] In a preferred but non-limiting embodiment of the present invention, the linkage part includes a fourth gear 18, a first sleeve 19, a first rack, and a fifth gear 10. The fourth gear 18 is meshed with the third gear 17, the first sleeve 19 is rotatably connected to the movable seat 5, the first sleeve 19 is connected to the fourth gear 18, the first sleeve 19 is slidably connected to the second sleeve 20, the fifth gear 10 is rotatably connected to the base 1, the first rack is connected to the movable seat 5, and the first rack and the second rack 11 are both meshed with the fifth gear 10.

[0047] In a preferred but non-limiting embodiment of the present invention, the third gear 17 and the fourth gear 18 are both bevel gears, a plurality of first slide bars 21 slidably connected to the first sleeve 19 are arranged on the circumference of the surface of the second sleeve 20, a first slide groove matching the first slide bar 21 is arranged inside the first sleeve 19, and a first baffle is arranged at the top of the second sleeve 20 to prevent the second sleeve 20 from separating from the first sleeve 19.

[0048] In a preferred but non-limiting embodiment of the present invention, a plug 27 matching with the fixing rod 9 is disposed at the bottom end of the second sleeve 20 for limiting the fixing rod 9 .

[0049] In a preferred but non-limiting embodiment of the present invention, the cleaning assembly further includes a telescopic rod 25, a first guide wheel 24, and a second guide wheel 26. The first guide wheel 24, the second guide wheel 26, and the telescopic rod 25 are all located in the through groove. The first guide wheel 24 and the second guide wheel 26 are respectively located at both ends of the guide frame 4, and the two ends of the telescopic rod 25 are respectively connected to the guide frame 4 and the base plate 28.

[0050] In a preferred but non-restrictive embodiment of the present invention, the telescopic rod 25 is an electric telescopic rod 25, and a first speed sensor cooperating with the first guide wheel 24 and a second speed sensor cooperating with the second guide wheel 26 are arranged in the through groove, and the first speed sensor, the second speed sensor and the telescopic rod 25 are all electrically connected to the controller.

[0051] In a preferred but non-limiting embodiment of the present invention, a slot is provided on the movable seat 5 to facilitate the engagement of the first gear 6 with the second gear 15 , and a block is clamped on the slot to limit the rotation of the second gear 15 .

[0052] Embodiment 2 of the present invention provides a method for using a portable electric capstan, comprising the following steps:

[0053] Step 1, move the portable electric capstan to the designated position with the help of wheels 2, unplug the plug 27 and the card block, the fixing rod 9 falls to touch the ground, turn on the power, energize the electromagnet 12 through the controller to adsorb the iron block 13, the moving seat 5 moves up, the tension spring 14 is stretched, the first gear 6 is meshed with the second gear 15, the first rack moves up and the second rack 11 moves down through the fifth gear 10, and the second rack 11 drives the second sleeve 20 to move down;

[0054] Step 2, control the motor 8 to rotate forward through the controller, the motor 8 drives the reel 7 to rotate forward through the gearbox 3, the reel 7 drives the first gear 6 to rotate forward, the first gear 6 drives the second gear 15 to rotate forward, the second gear 15 drives the third gear 17 to rotate forward through the rotating shaft 16, the third gear 17 drives the first sleeve 19 to rotate forward through the fourth gear 18, the first sleeve 19 drives the second sleeve 20 to rotate forward through the first slide bar 21 and the first slide groove, the second sleeve 20 drives the fixed rod 9 to rotate forward through the second slide bar 23 and the second slide groove, under the action of the blade, the fixed rod 9 moves down to the ground, when the fixed rod 9 drives the second fixed plate to contact the touch module 22, the controller cuts off the power to the electromagnet 12 and the motor 8, the tension spring 14 drives the moving seat 5 to reset, the moving seat 5 drives the second gear 15 to reset, and the card block is plugged back to limit the rotation of the second gear 15;

[0055] Step 3, pass the rope through the guide frame 4 and connect it to the reel 7, the rope abuts against the first guide wheel 24 and the second guide wheel 26, and the rope is connected to other working parts on site;

[0056] Step 4, start the motor 8 through the controller and control the rotation direction and speed of the drum 7 through the gearbox 3. The drum 7 drives the rope to perform high-altitude lifting of the overhead power transmission line. The rope drives the first guide wheel 24 and the second guide wheel 26 to rotate. The first speed sensor monitors the speed of the first guide wheel 24 and sends it to the controller. The second speed sensor monitors the speed of the second guide wheel 26 and sends it to the controller. If there are impurities on the rope, the rope cannot drive the first guide wheel 24 and the second guide wheel 26 to rotate at a uniform speed when moving. If the speed of any one of the first guide wheel 24 and the second guide wheel 26 is lower than the set value, the controller controls the telescopic rod 25 to extend, so that the base plate 28 drives the bristles to contact the rope, and cooperates with the moving rope to clean up the impurities on its surface. When there are no impurities on the rope, the first guide wheel 24 and the second guide wheel 26 both rotate at a uniform speed and the speed is greater than or equal to the set value. The controller controls the telescopic rod 25 to shorten and the bristles are away from the rope.

[0057] Embodiment 3 of the present invention provides an electronic device, including a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the computer program, when loaded into the processor, implements a method for using a portable electric winch according to Embodiment 2.

[0058] Embodiment 4 of the present invention provides a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the method for using a portable electric winch according to embodiment 2 is implemented.

[0059] The present disclosure may be a system, a method and / or a computer program product. The computer program product may include a computer-readable storage medium carrying computer-readable program instructions for causing a processor to implement various aspects of the present disclosure.

[0060] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, ordinary technicians in the relevant field should understand that the specific implementation methods of the present invention can still be modified or replaced by equivalents, and any modifications or equivalent replacements that do not depart from the spirit and scope of the present invention should be covered within the scope of protection of the claims of the present invention.

Claims

1. A portable electric capstan, characterized in that: It includes a controller, a base, a motor, a gearbox, a reel, a fixing component and a cleaning component. A plurality of wheels are arranged at the bottom of the base. The controller, the motor, the gearbox, the fixing component and the cleaning component are all connected to the base. The motor and the reel are all drivingly connected to the gearbox. The reel is used to drive the rope. The fixing component is drivingly connected to the reel. The fixing assembly is used to be fixed to the ground, and the fixing assembly includes a driving part, a linkage part, and a moving part. The driving part is used to transmit the power of the reel, the linkage part is used to link the driving part and the moving part, and the moving part is used to penetrate into the ground. The moving part includes a second rack, a second sleeve, and a fixing rod. The second rack is slidably connected to the base, the second sleeve is rotatably connected to the second rack, the fixing rod is slidably connected to the second sleeve, and a spiral blade is arranged on the surface of the fixing rod; The cleaning assembly is used for cleaning ropes. The cleaning assembly comprises a guide frame and a base plate. The guide frame is connected to the base. A through groove matching the rope is arranged inside the guide frame. The base plate is located in the through groove. Bristles are arranged on the base plate.

2. A portable electric capstan according to claim 1, characterized in that: The second sleeve passes through the second rack, a plurality of second slide bars slidably connected to the second sleeve are arranged on the circumference of the surface of the fixed rod, a second slide groove cooperating with the second slide bar is arranged inside the second sleeve, a second baffle is arranged on the top of the fixed rod to prevent the fixed rod from detaching from the second sleeve, a touch module cooperating with the second baffle is arranged inside the second sleeve, and the touch module is electrically connected to the controller.

3. A portable electric capstan according to claim 1, characterized in that: The driving part includes a first gear, a rotating shaft, and a moving seat. The first gear is connected to the reel. The rotating shaft is rotatably connected to the moving seat. A second gear and a third gear are respectively arranged at both ends of the rotating shaft. The moving seat is slidably connected to the base.

4. A portable electric capstan according to claim 3, characterized in that: An iron block slidably connected to the movable seat is arranged on the base, a tension spring is arranged between the iron block and the movable seat, an electromagnet matched with the iron block is arranged in the movable seat, and the electromagnet is electrically connected to the controller.

5. A portable electric capstan according to claim 4, characterized in that: The linkage part includes a fourth gear, a first sleeve, a first rack, and a fifth gear. The fourth gear is meshed with the third gear. The first sleeve is rotatably connected to the movable seat. The first sleeve is connected to the fourth gear. The first sleeve is slidably connected to the second sleeve. The fifth gear is rotatably connected to the base. The first rack is connected to the movable seat. The first rack and the second rack are both meshed with the fifth gear.

6. A portable electric capstan according to claim 5, characterized in that: The third gear and the fourth gear are both bevel gears. A plurality of first sliding bars slidably connected to the first sleeve are arranged on the circumference of the surface of the second sleeve. A first sliding groove matching with the first sliding bars is arranged inside the first sleeve. A first baffle is arranged on the top of the second sleeve to prevent the second sleeve from separating from the first sleeve.

7. The portable electric capstan according to claim 1, characterized in that: A plug which matches the fixing rod is arranged at the bottom end of the second sleeve and is used for limiting the fixing rod.

8. The portable electric capstan according to claim 1, characterized in that: The cleaning assembly also includes a telescopic rod, a first guide wheel, and a second guide wheel. The first guide wheel, the second guide wheel, and the telescopic rod are all located in the through groove. The first guide wheel and the second guide wheel are respectively located at two ends of the guide frame. The two ends of the telescopic rod are respectively connected to the guide frame and the base plate.

9. A portable electric capstan according to claim 8, characterized in that: The telescopic rod is an electric telescopic rod. A first speed sensor matched with the first guide wheel and a second speed sensor matched with the second guide wheel are arranged in the through slot. The first speed sensor, the second speed sensor and the telescopic rod are all electrically connected to the controller.

10. A method for using a portable electric capstan, based on the portable electric capstan according to any one of claims 1 to 9, characterized in that: The following steps are involved: Move the portable electric capstan to the designated position, remove the plug, drop the fixed rod to the ground, turn on the power, energize the electromagnet to attract the iron block, move the moving seat upward, mesh the first gear with the second gear, move the first rack upward and move the second rack downward through the fifth gear, and the second rack drives the second sleeve downward; The motor drives the reel to rotate forward through the gearbox, the reel drives the first gear to rotate forward, the first gear drives the second gear to rotate forward, the second gear drives the third gear to rotate forward through the rotating shaft, the third gear drives the first sleeve to rotate forward through the fourth gear, the first sleeve drives the fixed rod to rotate forward through the second sleeve, the fixed rod moves down to the ground, when the fixed rod drives the second fixed plate to contact the touch module, the electromagnet and the motor are powered off, and the second gear is reset; Pass the rope through the guide frame and connect it to the drum, the rope abuts against the first guide wheel and the second guide wheel, and the rope is connected to other working parts on site; The motor is started and the rotation direction and speed of the drum are controlled through the gearbox. The drum drives the rope to perform high-altitude lifting of the overhead power transmission line. The rope drives the first guide wheel and the second guide wheel to rotate. The first speed sensor monitors the speed of the first guide wheel, and the second speed sensor monitors the speed of the second guide wheel. If there are impurities on the rope, the rope cannot drive the first guide wheel and the second guide wheel to rotate at a uniform speed when moving. If the speed of any one of the first guide wheel and the second guide wheel is lower than the set value, the telescopic rod is extended, so that the base plate drives the bristles to contact the rope, and cooperates with the moving rope to clean up the impurities on its surface. When there are no impurities on the rope, the first guide wheel and the second guide wheel both rotate at a uniform speed and the speed is greater than or equal to the set value, the telescopic rod is shortened, and the bristles are away from the rope.

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