Pressure-resistant protection structure of disc separator

The utility model discloses a pressure-resistant protection structure of a disc type separator, which comprises a distribution seat and a bearing seat which are arranged on the disc type separator, and a vertical shaft which is movably arranged on the distribution seat and the bearing seat, and is characterized by comprising a mechanical sealing structure which is arranged on the distribution seat and the bearing seat, the mechanical sealing structure comprises a shaft sleeve installed on the vertical shaft and a fixing seat installed on the bearing seat and movably connected with the shaft sleeve, movable rings are installed at the upper end and the lower end of the shaft sleeve respectively, and static rings are installed at the upper end and the lower end of the fixing seat respectively. Through the rotary sealing structure of the upper and lower groups of movable rings and static rings, the rotary movable rings and the static rings form end face sealing, so that gas and liquid are prevented from entering