The utility model relates to an L-shaped full circle swinging propeller comprising a blade driving mechanism and a swing mechanism, wherein the blade driving mechanism comprises a blade driving motor, a backstop, a lower driving gearbox and a blade. The L-shaped full circle swinging propeller is characterized in that the swing mechanism comprises a hydraulic pump, hydraulic motors, planetary reduction gears and a full circle swinging wheel, wherein at least two planetary reduction gears are uniformly distributed at the periphery of the full circle swinging wheel, and are driven by corresponding hydraulic motors respectively; the planetary reduction gears are matched with the full circle swinging wheel through matched teeth; the blade driving mechanism is mounted on the full circle swinging wheel; and a hydraulic control loop for controlling the L-shaped full circle swinging propeller is a closed loop comprising an oil pump, a motor, another oil pump, a filter, a hydraulic motor, a hydraulic pump and an oil tank.