Mop module of cleaning device

Abstract

There is disclosed a mop module of a vacuum cleaner including a module housing; a water tank disposed above the module housing and configured to store water therein; at least one rotary cleaning part disposed under the module housing, the rotary cleaning part to which a mop is coupled; a heat generator configured to heat water supplied from the water tank; and a diffuser provided under the heat generator and configured to supply moisture heated in the heat generator to the mop, and the diffuser may include a diffuser housing coupled to the module housing; and a moisture supply hole formed in the diffuser housing, the moisture supply hole through which the moisture heated in the heat generator is discharged, and the moisture supply hole may be provided along a circumferential direction in plural, and the plurality of moisture supply holes have different diameter, respectively, thereby causing an effect of making the flow amount of the discharged moisture uniform.

Dependencies are inferred from the claim text.