CN-122014544-A - Fixed-point cleaning device and method for outer wall of wind power tower

CN122014544ACN 122014544 ACN122014544 ACN 122014544ACN-122014544-A

Abstract

The invention discloses a fixed-point cleaning device and method for the outer wall of a wind power tower. The support is connected with the unmanned aerial vehicle through a mounting assembly, the mounting assembly comprises a first connecting piece and a second connecting piece which can be matched with different unmanned aerial vehicles, the cleaning head is mounted at the bottom of the support and is provided with a spray head, the pumping system comprises a high-pressure pump, a water pipe, a water storage tank, a cleaning tank and a water pipe storage device, independent supply of cleaning agents and water and automatic retraction and extension of the water pipe can be achieved, and the support is further provided with an infrared camera device and an infrared range finder for positioning and monitoring. The cleaning method comprises the steps of positioning, spraying a cleaning agent, flushing with high-pressure water and accommodating the device. The invention adopts unmanned aerial vehicle operation, has high safety, improves cleaning efficiency and effect through accurate control and a two-step cleaning process, meets the cleaning requirements of tower cylinders with different specifications, and reduces maintenance cost.

Inventors

CHEN ZEBING
TANG JIANJUN
ZHAO WENBIN
YU HONG
YANG HONGXIN
LUO PENGHUI
ZHOU HUAFENG

Assignees

三峡新能源(凤凰)发电有限公司

Dates

Publication Date: 20260512
Application Date: 20260120

Claims (10)

1. The utility model provides a wind-powered electricity generation tower section of thick bamboo outer wall fixed point cleaning device, includes unmanned aerial vehicle, its characterized in that still includes: The top of the bracket is provided with a mounting assembly for being connected with the unmanned aerial vehicle, and the bottom of the bracket is fixedly connected with a fixing assembly; the cleaning head is provided with a spray head which is used for spraying water and cleaning agent, and is arranged on the bracket through the fixing component; The pumping system comprises a high-pressure pump and a water pipe, wherein the water pipe is connected with the cleaning head, the high-pressure pump conveys cleaning agent and water to a spray head through the water pipe, and cleaning agent and water are sprayed on the outer wall of the tower through the spray head.
2. The fixed point cleaning device for the outer wall of a wind power tower according to claim 1, wherein the mounting assembly comprises a first connecting piece and/or a second connecting piece, the first connecting piece is fixedly connected with a cabin of the unmanned aerial vehicle through a bolt, and the second connecting piece is fixedly connected with a stand of the unmanned aerial vehicle.
3. The fixed point cleaning device for the outer wall of the wind power tower according to claim 2, wherein the first connecting piece comprises a threaded column and a folded plate, the threaded column is uniformly arranged at the edge of the bracket respectively, one end of the folded plate is fixedly connected with the threaded column through a nut, and the other end of the folded plate is fixedly connected with a cabin of the unmanned aerial vehicle through a bolt.
4. The fixed point cleaning device for the outer wall of a wind power tower according to claim 2, wherein the second connecting piece comprises four groups of connecting seats, connecting columns and connecting rings combined by two semi-circular arcs, the connecting seats are uniformly arranged on the support, the connecting columns are rotationally connected to the centers of the connecting seats, the connecting rings are connected with the connecting columns through two bolts and are closed, and the connecting rings are fixedly connected with a stand of the unmanned aerial vehicle.
5. The fixed-point cleaning device for the outer wall of a wind power tower according to claim 4, wherein a cross-shaped slide way is arranged on the support, and the connecting seat is arranged in the slide way in a sliding manner so as to adapt to stand frames of different types.
6. A fixed point cleaning apparatus for the outer wall of a wind power tower according to claim 1, wherein the pumping system further comprises a water storage tank and a cleaning tank connected in parallel with the water pipe, the water storage tank and the cleaning tank being respectively provided with an electromagnetic valve to control the supply.
7. The fixed point cleaning device for the outer wall of a wind power tower according to claim 1, wherein the pumping system further comprises a water pipe containing device, the water pipe containing device comprises a containing barrel, a top cover and a first motor, the bottom of the containing barrel is connected with a water pipe, the water pipe is led out from the top cover in an eccentric mode, the center of the containing barrel is fixedly connected with a center column, the top cover is rotatably connected to the center column, the top of the outer wall of the containing barrel is fixedly connected with an annular toothed belt, the first motor is fixedly installed on the top cover, and a gear matched with the toothed belt is fixedly connected to an output shaft of the first motor and used for driving the top cover to rotate so as to rotationally contain the water pipe.
8. The fixed point cleaning device for the outer wall of a wind power tower according to claim 7, wherein the top cover is fixedly connected with a second motor and a mounting frame, two parallel connecting wheels matched with each other through meshing teeth are rotatably connected to the mounting frame, friction wheels are fixedly connected to a rotating shaft of the connecting wheels, and the water pipe passes through between the two friction wheels, and the second motor is in transmission connection with the connecting wheels so as to drive the friction wheel conveying water pipe.
9. The fixed-point cleaning device for the outer wall of a wind power tower according to claim 1, wherein the bracket is provided with an infrared camera device and two infrared range finders, and the infrared range finders are arranged at intervals and horizontally arranged in parallel.
10. A method for cleaning the outer wall of a wind power tower at fixed points, which is characterized by using the cleaning device as claimed in any one of claims 1 to 9, and comprising the following steps: s1, cleaning and positioning, namely controlling an unmanned aerial vehicle carrying device to the side of a wind power tower to be cleaned, observing the stain distribution on the outer wall of the tower through an infrared camera device on a bracket, measuring the distance between a cleaning head and the outer wall of the tower through two infrared range finders which are spaced and horizontally arranged, and adjusting the position of the unmanned aerial vehicle to enable the cleaning head to be aligned to a region to be cleaned; s2, only opening an electromagnetic valve of the cleaning tank, conveying the cleaning agent in the cleaning tank to a spray head of the cleaning head through a water pipe by the high-pressure pump, uniformly spraying the cleaning agent to an area to be cleaned on the outer wall of the tower, observing the spraying coverage condition through the infrared camera device in the spraying process, adjusting the unmanned aerial vehicle to supplement the spraying if the uncovered area exists, closing the electromagnetic valve of the cleaning tank and the high-pressure pump after the spraying is finished, and standing for a preset time to enable the cleaning agent to fully react with stains; s3, after standing, only opening an electromagnetic valve of the water storage tank, conveying water in the water storage tank to a spray head through a water pipe by a high-pressure pump, spraying water at high pressure to a region, on which a cleaning agent is sprayed, of the outer wall of the tower barrel by the spray head, flushing residual cleaning agent and stains, adjusting the distance between the cleaning head and the outer wall of the tower barrel in real time through an infrared range finder in the flushing process, observing the flushing effect through an infrared camera device, and repeating the operations from the second step to the third step for the residual stains; S4, after cleaning is completed, closing the electromagnetic valve of the high-pressure pump and the water storage tank, starting a first motor of the water pipe storage device, enabling a gear of an output shaft of the first motor to be meshed with an annular toothed belt on the outer wall of the storage barrel, driving the top cover to rotate around the center column, simultaneously starting a second motor on the top cover, enabling the second motor to drive two connecting wheels meshed on the mounting frame to rotate, enabling the friction wheel on the connecting wheel shaft to drive the water pipe to store the water pipe, enabling the water pipe led out of the top cover eccentrically to be contained in the storage barrel along with the rotation of the top cover, enabling the unmanned aerial vehicle to descend in the storage process of the water pipe, keeping the water pipe in an extending state, and finally closing the infrared camera device, the infrared range finder and the unmanned aerial vehicle, and completing cleaning operation.

Description

Fixed-point cleaning device and method for outer wall of wind power tower Technical Field The invention relates to the technical field of wind power equipment maintenance, in particular to a fixed-point cleaning device and method for the outer wall of a wind power tower. Background The wind power tower is used as an important supporting structure of the wind power generator set, and is exposed in an outdoor environment for a long time, and dust, greasy dirt, bird droppings and other corrosive pollutants are easy to accumulate on the outer wall of the wind power tower. These contaminants not only affect the neat appearance of the tower, but may also cause accelerated aging and corrosion of the surface coating of the tower due to long-term adhesion, shortening the service life of the tower, and increasing maintenance costs. The existing cleaning mode of the outer wall of the wind power tower mainly depends on manual climbing to clean or build an overhead working platform, and has the problems that firstly, the working height is usually more than 50 meters, the manual operation risk is high, the potential safety hazard is large, secondly, the tower is of a conical curved surface structure, the uniformity of manual cleaning is difficult to ensure, the cleaning effect is poor, the working efficiency is low, the cleaning time of a single tower is as long as several days, and fourthly, a large amount of manpower is needed to match, and the comprehensive cost is high. In addition, the fixed mechanical arm cleaning equipment partially adopted has the problems of insufficient flexibility and poor capability of adapting to towers of different specifications, and is difficult to meet the cleaning requirements of wind power plant diversification. Disclosure of Invention Aiming at the defects existing in the prior art, the invention provides a fixed-point cleaning device and method for the outer wall of a wind power tower, which are used for solving the technical problems of low safety, poor efficiency, high cost and insufficient adaptability existing in the existing cleaning mode. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides a wind-powered electricity generation tower section of thick bamboo outer wall fixed point cleaning device, includes unmanned aerial vehicle, still includes: The top of the bracket is provided with a mounting assembly for being connected with the unmanned aerial vehicle, and the bottom of the bracket is fixedly connected with a fixing assembly; the cleaning head is provided with a spray head which is used for spraying water and cleaning agent, and is arranged on the bracket through the fixing component; The pumping system comprises a high-pressure pump and a water pipe, wherein the water pipe is connected with the cleaning head, the high-pressure pump conveys cleaning agent and water to a spray head through the water pipe, and cleaning agent and water are sprayed on the outer wall of the tower through the spray head. Still further, the installation component includes first connecting piece and/or second connecting piece, first connecting piece passes through bolt and unmanned aerial vehicle's cabin fixed connection, second connecting piece and unmanned aerial vehicle's stand fixed connection. Still further, the first connecting piece includes screw thread post and folded plate, the screw thread post evenly set up respectively in the edge of support, through the one end fixed connection of nut and folded plate, the other end of folded plate passes through bolt and unmanned aerial vehicle's cabin fixed connection. Still further, the second connecting piece includes four groups connecting seats, spliced pole and by the go-between of two semicircle combinations, the connecting seat is evenly installed on the support, the spliced pole rotates to be connected the center of connecting seat, the go-between is connected and realizes the closure with the spliced pole through two bolts, go-between and unmanned aerial vehicle's stand fixed connection. Furthermore, the support is provided with a cross-shaped slide way, and the connecting seat is arranged in the slide way in a sliding manner so as to adapt to stand frames of different models. Still further, the pumping system further includes a water storage tank and a cleaning tank connected in parallel with the water pipe, the water storage tank and the cleaning tank being respectively provided with solenoid valves to control the supply. Still further, pumping system still includes water pipe storage device, water pipe storage device includes receiving vessel, top cap and first motor, the bottom of receiving vessel inserts the water pipe, and the water pipe is drawn forth to the eccentric center fixedly connected with center post on the top cap, the top cap rotates to be connected with on the center post, the outer wall top fixedly connected with annular toothed belt of receiving