Waterproof structure of volute motor of sweeper

According to the waterproof structure of the volute motor of the sweeper provided by the utility model, the metal bearing sleeve is directly embedded in the center of the lower cover of the volute through injection molding and rubber coating, the outer rotor assembly rotating shaft is rotatably arranged through close fit of the metal bearing sleeve and the oil bearing, the sealing effect of the metal bearing sleeve is good, and the fan blades and the motor part can be directly separated for water prevention; gaps are few, waterproof parts do not need to be arranged independently, waterproof performance is good, the assembly structure is simple, and manufacturing cost is low; meanwhile, an annular rib is arranged on the outer ring of the rotating shaft in the center of the lower side of the fan blade and matched with a sealing groove in the center of the upper portion of the volute lower cover to add sealing oil, an annular magnetic sheet adsorbs a metal bearing sleeve, and the waterproof effect after the oil