CN-121976927-A - Multifunctional track type maintenance platform system in offshore wind turbine tower

Abstract

The invention discloses a multifunctional track type maintenance platform system in a marine fan tower, which comprises a track assembly, a maintenance platform assembly and a driving and safety assembly, wherein the track assembly comprises a plurality of annular tracks and a vertical track, the annular tracks are distributed at intervals in the vertical direction and are respectively connected with the inner wall of the marine fan tower, the vertical track vertically penetrates through the annular tracks and is connected with the inner sides of the annular tracks, the maintenance platform assembly comprises a platform pulley capable of running on the annular tracks along the circumferential direction and vertically moving along vertical guide rails between different heights, the driving and safety assembly comprises a vertical lifting driving mechanism, and the vertical lifting driving mechanism is used for pulling the platform pulley in the maintenance platform assembly in the vertical direction so that the platform pulley can vertically move up and down along the vertical guide rails in the track assembly. The invention can effectively improve the operation and maintenance efficiency of the offshore wind turbine and effectively reduce the safety risk.

Inventors

• LI BIN
• GUO CHAO
• ZHU WEIWEI
• LI HAIBO
• ZHAO RUIJUN
• ZHANG SHUO
• Ru Jiale
• LIAN JIJIAN
• XU XINWEI
• LIU RUN
• LIU XIANGYU
• LI JIALE
• LIU XIAOHUI
• WANG HAIJUN
• WANG ZHENNAN

Assignees

• 中交第一航务工程局有限公司
• 天津大学
• 中交天津港湾工程设计院有限公司

Dates

Publication Date

20260505

Application Date

20260209

Claims (10)

1. 1. The multifunctional track type maintenance platform system in the offshore wind turbine tower is arranged on the offshore wind turbine tower (1000) and is characterized by comprising a track assembly (1), a maintenance platform assembly (2) and a driving and safety assembly (3); the track assembly (1) is arranged in the offshore wind turbine tower (1000) and comprises a plurality of annular tracks (100) and a vertical track (101); The annular tracks (100) are distributed at intervals in the vertical direction and are respectively connected with the inner walls of the periphery of the offshore wind turbine tower (1000); the vertical tracks (101) are distributed along the axial direction of the offshore wind turbine tower (1000); the vertical track (101) vertically penetrates through the plurality of annular tracks (100) and is connected with the inner sides of the plurality of annular tracks (100); A maintenance platform assembly (2) comprising a platform block (201) capable of travelling circumferentially on an endless track (100) and vertically moving between different heights along a vertical guide rail (101); the platform pulley (201) is positioned between the inner wall of the offshore wind turbine tower (1000) and the vertical track (101); A drive and safety assembly (3) comprising a vertical lift drive mechanism (301); the vertical lifting driving mechanism (301) is arranged at the top of the offshore wind turbine tower (1000); The vertical lifting driving mechanism (301) is connected with a platform pulley (201) in the maintenance platform assembly (2) through vertically distributed steel wire ropes; and the vertical lifting driving mechanism (301) is used for pulling the platform pulley (201) in the maintenance platform assembly (2) in the vertical direction so that the platform pulley (201) can vertically move up and down along the vertical guide rail 101 in the track assembly (1).
2. 2. The offshore wind turbine tower multifunctional track maintenance platform system of claim 1, wherein the vertical tracks (101) are distributed from bottom to top of the offshore wind turbine tower (100); a plurality of crawling ladders which are horizontally distributed are arranged on the vertical rail (101) at equal intervals from top to bottom; a plurality of pairs of lateral support beams (102) are respectively arranged at two sides of the vertical track (101) from top to bottom at equal intervals; the outer side end of the lateral support beam (102) far away from the vertical track (101) is connected with the inner wall of the periphery of the offshore wind turbine tower (1000).
3. 3. The multi-functional orbital maintenance platform system in an offshore wind turbine tower of claim 1, wherein the circular orbit (100) comprises two component parts, a fixed arcuate guide rail segment (104) and a guide orbit (103); the fixed arc-shaped guide rail section (104) and the guide rail (103) are positioned on the same plane; the guide rail (103) is positioned between two ends of the fixed arc-shaped guide rail section (104), and one end of the guide rail (103) is hinged with one end of the fixed arc-shaped guide rail section (104); A plurality of guide rail section supporting beams (105) are arranged on the outer ring side of the annular guide rail (100) at equal intervals; The outer side end of the guide rail section supporting beam (105) far away from the annular guide rail (100) is connected with the inner wall of the periphery of the offshore wind turbine tower (1000).
4. 4. The multi-functional track maintenance platform system in a marine wind turbine tower of claim 1, wherein four annular rail pulleys (207) are pivotally connected to the bottom of the platform block (201).
5. 5. The multifunctional track maintenance platform system in the offshore wind turbine tower according to claim 4, wherein a supporting plate (2010) is vertically and fixedly arranged on the left side of the top of the platform pulley (201); The right end of the platform pulley (201) is hinged with a working platform table top (202); The front end and the rear end of the top of the platform pulley (201) are respectively fixedly provided with a fixed guard rail (203) which is transversely distributed; One side of the two fixed guard rails (203) opposite to each other is hinged with one end of one movable guard rail (204); one side opposite to the two fixed guard rails (203) is hinged with one end of the movable guard rail (204) through a plurality of hinges (208).
6. 6. The multifunctional track maintenance platform system in the offshore wind turbine tower according to claim 5, wherein the support plate (2010) faces the front and rear left ends of the vertical guide rail (101) and is respectively provided with two vertical guide rail pulleys (205); the vertical guide rail (101) is provided with limiting guide sliding grooves which are vertically distributed at positions corresponding to the vertical guide rail pulleys (205) on the supporting plate (2010); the two vertical guide rail pulleys (205) are respectively embedded into the guide sliding grooves which are vertically distributed and are arranged on the vertical guide rail (101), and can vertically move along the limit guide sliding grooves of the vertical guide rail (101).
7. 7. The multifunctional track-type maintenance platform system in the offshore wind turbine tower according to claim 6, wherein the vertical lifting driving mechanism (301) is fixedly connected with the top of a supporting plate (2010) of a platform pulley (201) in the maintenance platform assembly (2) through a vertically distributed steel wire rope; the drive and safety assembly (3) further comprises an elevator controller (304) and a motor (3020); the elevator controller (304) is positioned above the offshore wind turbine tower (1000); A motor 3020 is provided at the center of the vertical rail pulley 205 and the annular rail pulley 207 provided on the platform block 201.
8. 8. The multi-functional track maintenance platform system in an offshore wind turbine tower of claim 7, wherein the drive and safety assembly (3) further comprises a fall arrestor (303); the falling protector (303) is arranged at the top of the offshore wind turbine tower (1000); the falling protector (303) is an electric hoist; the traction end of the electric hoist is connected with a platform pulley (201) in a maintenance platform assembly (2) through a redundant bearing steel wire rope (302) which is vertically distributed; the top of the offshore wind turbine tower (1000) is reserved with openings for the passage of redundant load-bearing steel wire ropes.
9. 9. The multi-functional track maintenance platform system in an offshore wind turbine tower according to claim 1, further comprising a functional module and interface assembly (4); A functional module and interface assembly (4) comprising a multifunctional tool mounting platform (401); The multifunctional tool mounting platform (401) is hinged with the upper right part of a supporting plate (2010) at the top of a platform pulley (201) in the maintenance platform assembly (2) through a platform supporting block (402).
10. 10. The multi-functional track maintenance platform system in a offshore wind turbine tower according to claim 1, further comprising a positioning and control assembly (5); A positioning and control assembly (5) comprising a height identifier magnetic stripe (501) and a flat layer sensor (502); The plurality of height identifier magnetic strips (501) are vertically distributed on one side, facing the platform pulley (201), of the vertical rail (101) in the rail assembly (1), and each height identifier magnetic strip (501) is respectively positioned above one annular rail (100); The flat layer sensor (502) is arranged on the top of a supporting plate (2010) on the top of a platform pulley (201) in the maintenance platform assembly (2); the height identification device (502) is arranged corresponding to the height identification piece magnetic stripe (501).

Description

Multifunctional track type maintenance platform system in offshore wind turbine tower Technical Field The invention relates to the technical field of offshore wind power operation and maintenance equipment, in particular to a multifunctional track type maintenance platform system in an offshore wind turbine tower. Background Currently, the tower is an important structure for supporting an offshore wind turbine generator system (offshore wind turbine for short), the height of the tower of the high-capacity offshore wind turbine generator system is continuously increased, and along with the change, the number of matched equipment inside the tower is obviously increased, so that a plurality of products such as cables, control cabinets, climbing ladders, safety facilities and the like are covered. The increase of equipment and the promotion of tower section of thick bamboo height directly lead to daily inspection and trouble shooting's work load to increase by a wide margin, have put forward higher requirement to the efficiency and the security of fortune dimension work. In the prior art, the operation and maintenance personnel develop the mode of the operation and maintenance operation inside the tower barrel in a single mode, the up-and-down movement is realized mainly through the crawling ladder inside the tower barrel, and a temporary scaffold or a hanging basket is required to be additionally built as an operation support for the maintenance operation of a local area, so that the related work such as inspection, fault investigation and maintenance is completed. The existing operation and maintenance mode has a plurality of outstanding problems, and is specifically expressed as follows: firstly, the operation efficiency is low, the tower drum height is large, so that personnel climb frequently, descend time and labor are consumed, and the maintenance period is directly prolonged; secondly, the safety risk is high, and under the high-altitude operation scene in a narrow space, if the temporary scaffold or the hanging basket is not firmly fixed, falling safety accidents are easily caused; thirdly, the tool is inconvenient to carry, various tools and spare parts are required to be carried along for maintenance, and the crowded working environment is not beneficial to standard operation; fourth, lack standardized work platform, be difficult to provide the pertinence auxiliary device to different maintenance tasks, degree of automation is lower. In view of the foregoing, there is a need for developing a dedicated maintenance platform system suitable for use inside a tower of an offshore wind turbine, so as to effectively improve the operation and maintenance efficiency of the offshore wind turbine and reduce the safety risk. Disclosure of Invention The invention aims at providing a multifunctional track type maintenance platform system in a tower of an offshore wind turbine, aiming at the technical defects existing in the prior art. The invention provides a multifunctional track type maintenance platform system in a tower of an offshore wind turbine, which is arranged on the tower of the offshore wind turbine and comprises a track assembly, a maintenance platform assembly and a driving and safety assembly; The track assembly is arranged in the offshore wind turbine tower and comprises a plurality of annular tracks and a vertical track; the annular tracks are distributed at intervals in the vertical direction and are respectively connected with the inner walls of the periphery of the offshore wind turbine tower; the vertical tracks are distributed along the axial direction of the offshore wind turbine tower; the vertical track vertically penetrates through the plurality of annular tracks and is connected with the inner sides of the plurality of annular tracks; the maintenance platform assembly comprises a platform pulley which can travel along the circumferential direction on the annular track and can vertically move along the vertical guide rail between different heights; The platform pulley is positioned between the inner wall of the tower cylinder of the offshore wind turbine and the vertical track; A drive and safety assembly including a vertical lift drive mechanism; The vertical lifting driving mechanism is arranged at the top of the offshore wind turbine tower; The vertical lifting driving mechanism is connected with a platform pulley in the maintenance platform assembly through steel wire ropes which are vertically distributed; and the vertical lifting driving mechanism is used for dragging the platform pulley in the maintenance platform assembly in the vertical direction, so that the platform pulley can vertically move up and down along the vertical guide rail in the track assembly. Compared with the prior art, the multifunctional track type maintenance platform system in the offshore wind turbine tower provided by the invention has the advantages that the design is scientific, the operation and maintena