Anti-caking magnetic transmission stirring device for high-viscosity kettle

The invention discloses an anti-caking magnetic transmission stirring device for a high-viscosity kettle. The device comprises a sealing assembly used for being connected to a high-viscosity kettle in a sealed mode, a stirring shaft arranged in the sealing assembly, a bearing assembly arranged in the sealing assembly and used for being assembled with the stirring shaft, a sealing sleeve arranged on the stirring shaft in a sleeving mode, and a bearing top plate arranged on the sealing assembly and used for fixing the bearing assembly, wherein the sealing sleeve is installed on the bearing top plate, a plurality of layers of annular grooves formed in the circumferential direction of the sealing sleeve are formed in the inner ring, opposite to the stirring shaft, of the sealing sleeve, a water storage gap is formed among the bearing top plate, the sealing sleeve and the bearing assembly, and the water storage gap is communicated with a through hole, used for being connected with the stirring shaft, of the sealin