Compressor

The utility model discloses a compressor which comprises a shell, a machine frame, an oil pool, a motor and an oil return piece. The rack is arranged at the top of the shell, and an oil return hole is formed in the inner side wall, close to the shell, of the rack; the oil pool is arranged at the bottom of the shell; the motor is arranged in the shell and located above the oil pool, and an oil return channel extending in the vertical direction is formed by a stator of the motor and the inner surface of the shell. The oil return part comprises a first oil return section positioned above the stator and a second oil return section positioned below the stator; the first oil return section is connected with the shell, and a first oil return passage is formed between the first oil return section and the shell; the second oil return section is connected with the shell, and a second oil return passage is formed between the second oil return section and the shell; the first oil return passage communicates with the oil