Marine oil spraying screw type air compressor

The utility model relates to a marine oil spraying screw type air compressor. The marine oil spraying screw type air compressor comprises a compression system, a transmission mechanism, a filtering separation system, a cooling lubricating system and a control system, wherein the five systems are intensively designed into a skid-mounted structure which is arranged on a ship in a matched manner and used for providing a gas supply system for the ship; the compression system comprises a gas inlet valve, a screw compressor main engine and an oil-gas separating barrel; the gas inlet valve, the screw compressor main engine and the oil-gas separating barrel are connected by a connecting pipeline in sequence; an anti-overflowing structure is arranged in the oil-gas separating barrel; the transmission part in the transmission system is a bevel gear speed-up assembly which is connected with a driving motor; an oil cooler in the cooling lubricating system is connected with the screw compressor main engine and the oil-gas