Operation site dirty oil and waste liquor recovery device

The utility model relates to a field waste oil and waste liquid recovering device, which comprises a 50-type tractor, a coupling, a hydraulic pump, a hydraulic motor, a hydraulic oil tank, a recovering device main body, a transporting device, an inlet and an outlet, wherein the 50-type tractor serves as a power source and a traction power; and a multi-line single screw pump is used as the main body of the waste oil and waste liquid recovering device. Through refitting, the tractor can dynamically drive the hydraulic pump to output hydraulic drive force and output torque to drive the multi-line single screw pump to operate. The field waste oil and waste liquid recovering device can meet the requirement of various kinds of field media, and suits the work condition that the medium contains a certain amount of solid impurities. The field waste oil and waste liquid recovering device has higher self-suction capacity and lift, good sealing characteristics, single operation, and convenient and rapid operation, and ca