Motor end cover sealing device

The utility model belongs to the technical field of motor accessories, and particularly relates to a motor end cover sealing device which comprises a casing and a sealing cover, a layer of rubber ring is adhered on the inner wall of the sealing cover, the rubber ring is attached to the outer surface of a rotating shaft, fixing blocks are fixed on the upper surface of the sealing cover, each fixing block is provided with a butterfly-shaped screw rod, and the butterfly-shaped screw rods abut against the outer surface of the rotating shaft. A plurality of annular baffles are arranged on the lower surface of the sealing cover, an annular check block is arranged between every two adjacent annular baffles, gaps are formed between the annular baffles and the annular check blocks, a plurality of soft burrs are evenly distributed in the gaps, and the soft burrs are arranged on the annular baffles or the annular check blocks. According to the sealing cover, the technical defect that dust easily enters the sealing cover