Fuente: WIPO "olive oil" The utility model discloses a rotary drum liquid discharging mechanism of a horizontal spiral centrifugal machine. Centrifugal machine body, a cover plate is fixedly mounted on one side of the centrifugal machine body; a first filtering plate is fixedly mounted on one side, close to the bottom, in the centrifugal machine body; a rotating shaft is fixedly mounted between the cover plate and the centrifugal machine body through a bearing; a motor is fixedly mounted at one end, penetrating through the cover plate and extending out of the centrifuge body, of the rotating shaft; two sets of liquidinlet grooves are fixedly formed in the top of the centrifugal machine body. Liquid inlets are formed in the bottoms of the two liquid inlet grooves and located in the surface of the centrifugal machine body. Second filter plates are fixedly mounted at the bottoms of the two groups of liquid inlets and are positioned in the centrifugal machine body; a liquid outlet with a valve is fixedly installed in the middle of the bottom of the centrifugal machine body, the output shaft end of the motor is fixedly connected with one end of a rotating shaft through a coupler, the filtering effect in the olive oil production process is improved, precipitation is accelerated, and the production efficiency is improved.