Variable pitch bearing oil collecting device of wind power generation unit

The invention discloses a variable pitch bearing oil collecting device of a wind power generation unit The device comprises a plurality of oil collecting assemblies arranged along the circumferentialdirection of a variable pitch bearing. Each oil collecting assembly comprises an oil collecting box and a sealing strip. The oil collecting box comprises an inner side wall and an outer side wall. Thesealing strip is arranged on the inner side wall and clings to a blade root flange arranged on a variable pitch bearing inner ring, the outer side wall is fixedly arranged on the variable pitch bearing inner ring, an opening of the oil collecting box faces the side of a variable pitch bearing seal ring, and the variable pitch bearing seal ring is located between the inner side wall and the outerside wall. The variable pitch bearing oil collecting device has the advantages of being simple in structure, low in cost, convenient to assemble and disassemble and large in collecting quantity, capable of reducing waste grease