Fluid medium axial sealing structure of equipment transmission shaft

The utility model discloses a fluid medium axial sealing structure of an equipment transmission shaft. Comprising a sealing shell, the sealing shell is fixedly connected with an equipment shell, the sealing shell comprises a flange plate and a pressure ring, the flange plate is fixedly connected with the equipment shell in a sealed mode, a center hole is formed in the flange plate, the pressure ring is sleeved with the center hole in a sliding mode, and the pressure ring can move back and forth around an equipment power shaft along the center hole of the flange plate. The static sealing ring is kept on the end face of the inner side of the pressure ring, a pressure sensor is arranged on the static sealing ring, and a driving device arranged on the flange plate drives the pressure ring to move front and back according to signals of the pressure sensor to control the contact pressure between the static sealing ring and the vertical end face of the rotating component. Dynamic adjustment of static sealing and dyn