High-definition oil filtering system

The utility model discloses a high-clean oil filtering system in the technical field of liquid filtering, which comprises a containing tank, a pressure end is in threaded connection with the inside of the containing tank, a force application rod is fixedly connected with the top of the pressure end, a steering wheel is fixedly connected with the top of the force application rod, and an upper discharge cavity is fixedly connected with the bottom of the containing tank. The bottom of the upper discharging cavity is fixedly connected with a lower discharging cavity, the inner wall of the containing tank is in threaded connection with a first fixing ring, a first bag filtering membrane is arranged in the first fixing ring, a second bag filtering membrane is arranged on the inner wall of the lower discharging cavity, and the bottom of the lower discharging cavity is fixedly connected with a bent pipe. According to the device, suction force is generated in the bent pipe through the pumping and discharging machine,