Water-gas isolation motor

The utility model discloses a water-gas isolation motor, which comprises a mounting bracket, an accommodating cavity arranged at the lower end of the mounting bracket, at least one bearing arranged in the accommodating cavity, a rotatable rotating shaft axially arranged in the bearing, and a detachable sealing ring sleeved on the rotating shaft extending out of the upper end of the mounting bracket, a stator is arranged on the outer wall of the lower end of the mounting bracket in a sleeving manner, a magnetic ring is arranged on the outer wall of the stator in a sleeving manner, a machine shell is arranged on the outer wall of the magnetic ring in a sleeving manner, a sealing machine cover is detachably mounted on the top of the machine shell, and fan blades are detachably mounted on the outer wall of the machine shell; the rotating shaft penetrates through a first connecting hole in the lower end of the machine shell to be detachably connected with the machine shell, and the motor can drive the machine shel