The utility model relates to an exhaust structure of an asymmetric rotor type linear screw compressor, which can simultaneously reduce leakage and power consumption, comprises an air inlet end, an exhaust end, an air suction port, a machine body, a male rotor, a female rotor, an exhaust port, an exhaust cavity, an air inlet communicating cavity and a high-pressure gas sealing cavity and is characterized in that a guiding slot is drilled at each slot bottom of the female rotor close to the exhaust end, the high-pressure gas sealing cavity is communicated with the exhaust port through the guiding slot, and the air inlet communicating cavity is not conducted with the guiding slot.