Ship rudder system sealing device convenient to disassemble

The utility model discloses a ship rudder system sealing device convenient to disassemble, and relates to the technical field of ship rudder system sealing, the ship rudder system sealing device convenient to disassemble comprises a rudder shaft, one side of the rudder shaft is fixedly provided with a power paddle, the outer side of the rudder shaft is sleeved with a sealing sleeve, the inner side of the sealing sleeve is provided with a cavity, and the cavity is provided with an opening. Circular holes are formed in circular rings at the two ends of the sealing sleeve, and the sealing sleeve is fixed to a ship through bolts penetrating through the circular holes. The V-shaped leather cup on one side of the sealing sleeve can effectively prevent grit from entering, the inner wall of the V-shaped leather cup is attached to the rudder shaft so that water and grit can be stopped on the outer side, the oil cotton rope filled between the sealing sleeve and the two annular plates can play an oil sealing role in the