Balance block for rotor compressor and rotor compressor

The invention relates to the technical field of compressors, and discloses a balance block for a rotor compressor, the balance block comprises a balance main body and a windward body, the balance main body is suitable for being arranged at the top end or the bottom end of a compressor rotor, and one end of the balance main body in the circumferential direction is a first end face; the windward body protrudes outwards from the first end face of the balance body in the circumferential direction of the balance body and comprises a first windward side and a second windward side, the first end of the first windward side is in butt joint with the top of the first end face, and the first end of the second windward side is in butt joint with the bottom end of the first end face. The second end of the first windward side is connected with the second end of the second windward side, and the butt joint position is the highest position, protruding from the first end face, of the windward body. The invention further discl