DC (direct current) electric paraffin cleaning hoist

The utility model discloses a DC (direct current) electric paraffin cleaning hoist used in petroleum industry, which is suitable for the mechanical paraffin cleaning of a flowing well. The paraffin cleaning hoist comprises a roller, a brake mechanism and a bracket, wherein the roller is fixed on the bracket through a rotating shaft of the roller; a DC power supply box and a DC motor are connected with a circuit control box through cables; a speed reducing mechanism is connected between the DC motor and the roller; a rotating speed controller is fixed on the bracket; a counting inductor is fixed at the connecting part of the bracket and the rotating shaft of the roller; the rotating speed controller and the counting inductor are connected with the circuit control box through the cables; and a clutch is embedded on the rotating shaft of the roller. The DC electric paraffin cleaning hoist has the functions of an electric paraffin cleaning hoist and solves problems that the traditional manual paraffin cleaning ho