Stirring machine with transmission direct connection type sealing structure

The utility model provides a stirrer with a transmission direct connection type sealing structure. The stirrer comprises a container assembly, a first stirring group, a high-speed shaft, a bearing, a bearing seat, a mechanical sealing assembly and a mechanical sealing seat, the mechanical sealing assembly comprises a compensation spring, a movable ring and a static ring. Wherein the two ends of the compensation spring abut against the mechanical sealing seat and the movable ring respectively, the movable ring is fixedly connected with the high-speed shaft, the movable ring auxiliary sealing ring is arranged between the movable ring and the high-speed shaft, the static ring is fixedly connected with the mechanical sealing seat, the static ring is in clearance fit with the high-speed shaft, and the static ring auxiliary sealing ring is arranged on the outer side of the static ring. When the high-speed shaft rotates at a high speed, the pressure in the cavity is high, at the moment, the movable ring in the mecha