CRANE FOR WIND POWER GENERATOR

摘要

PURPOSE: A crane for a wind power generator is provided to move heavy objects like a generator and a gear box arranged inside a nacelle of the wind power generator during replacement and maintenance. CONSTITUTION: A crane(1) for a wind power generator comprises a winch(10) and a guide rail(20). The winch is arranged inside a main frame(MF) for supporting heavy objects containing a gear box. The winch moves the heavy objects between the inside and the outside of a nacelle(N) in the replacement of the heavy objects. The guide rail is arranged on the top of the main frame to guide the movement of the heavy objects.