Windmill rotating blade lifting device

• Main Authors: QIAO QIANG, ZHAO CHANGJIANG, ZHAO HAIYU, HAN LUBING, HAN XUECHENG, GU RUIXUE
• Format: Patent
• Language: Chinese; English
• Published: 19.09.2023
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The invention relates to the technical field of wind power generation, in particular to a windmill rotating blade lifting device. Comprising a base, the top end of the base is connected with a supporting column through an electric rotating table, the upper portion of the supporting column is fixedly connected with a horizontal cantilever beam, a first fixed pulley is arranged at the top end of the supporting column, and a second fixed pulley is arranged at one end of the cantilever beam; the free end of a lifting rope on the first winch sequentially bypasses the first fixed pulley and the second fixed pulley and is fixedly connected with a supporting platform, a second winch is arranged at the top end of the supporting platform, the free end of a lifting rope on the second winch is connected with an angle-adjustable tool, and the angle-adjustable tool is located under the supporting platform. The angle-adjustable tool is used for fixing the windmill rotating blade and adjusting the angle of the windmill rotat