Patent ID: 8719987

Claim:
A thin-type automatic cleaning device including: a main body comprising a placing chamber; a centrifugal fan module provided within the placing chamber; and a dust collecting box having an outer surface with a shape corresponding to that of the placing chamber, and the dust collecting box being received within the placing chamber, wherein the dust collecting box comprises a filter net, an upper casing and a lower casing, the upper casing and the lower casing engaged with each other, the filter net is all extending in a direction parallel to a bottom surface of the lower casing, and the lower casing is provided with a receiving cavity and an air vacuuming opening, the receiving cavity having a side wall that is protruding from the box bottom surface toward an interior of the dust collecting so that the receiving cavity is covering an outer surface of the fan module, and the air vacuuming opening, facing toward the fan module, is provided on a top of the receiving cavity the main body further comprises a top lid provided on a top side of the placing chamber, providing access to the placing chamber, and a bottom lid provided on a bottom side of the placing chamber, providing access to the fan module housed within the placing chamber, and the centrifugal fan module is provided on the bottom lid.