The utility model discloses a pond insecticide spraying machine with a propelling device. The pond insecticide spraying machine comprises a gasoline engine, a clutch device, an insecticide spraying device, a gear box, a fixing bracket, a propeller and a direction handlebar, wherein the gasoline engine is connected with an outer shell of the clutch device, a driving disc of the clutch device is connected with the output end of the gasoline engine, a driven disc of the clutch device is connected with an inner key shaft in the vertical direction, a bevel gear arranged on the inner key shaft in the vertical direction is mutually meshed with a bevel gear arranged on an inner key shaft in the horizontal direction, a soft shaft core of the insecticide spraying device can be inserted in an inner key shaft hole in the horizontal direction to achieve power transmission from the gasoline engine to the insecticide spraying device, a spline shaft at the tail end of a transmission shaft in the gear box is inserted in an inner key shaft hole in the vertical direction, a bevel gear at the other end of the transmission shaft is meshed with a bevel gear arranged on a propeller shaft, and the propeller can be arranged at the tail end of the propeller shaft to achieve power transmission from the gasoline engine to the propeller.