Mechanical waste oil electric recovery device for port

The utility model relates to a mechanical waste oil electric recovery device, which is characterized by comprising an oil storage tank and a trolley, wherein the oil storage tank is arranged in a geosyncline; the trolley is arranged at the upper end of the geosyncline and moves along the geosyncline; the trolley is provided with a recoverer; one end of the recoverer is connected with an oil pump by a three-way oil pipe; an oil pipe at the other end of the recoverer is inserted in the oil storage tank; the two oil inlet pipes connected with the three-way oil pipe are respectively provided with valves; the oil pump is connected with a driving motor arranged on the ground; the oil pump is also provided with an oil output pipe for outputting to the ouside; and the oil output pipe is provided with a valve. By adopting the technical scheme, the utility model avoids the phenomenon that an oil drain hole is deviated from the recoverer due to non-centering of a vehicle which is parked on the geosyncline or an oil drai