Pneumatic submersible pump device

A drainage impeller is rotatably connected in a drainage chamber, a high-pressure wind wheel is rotatably connected in a high-pressure air chamber, the lower end of a main shaft of a pump body is connected with the high-pressure wind wheel, the upper end of the main shaft of the pump body is connected with the drainage impeller, and the side wall of the high-pressure air chamber is provided with an air inlet and an air inlet pipe. The upper surface of the drainage chamber is provided with a drainage pipe communicated with the interior of the drainage chamber, the upper surface of the high-pressure air chamber is provided with an exhaust port and connected with an exhaust pipe, the upper end of the exhaust pipe is connected with the side wall of the drainage pipe, the lower surface of the drainage chamber is provided with a water inlet, and the water suction pipe is arranged on the peripheral side of the water inlet. The pneumatic water pump is not influenced by water leakage and electric leakage, is simple in