Dust and dirt collecting unit for vacuum cleaner

摘要

The present invention relates to a dust and dirt collecting unit for a vacuum cleaner capable of simultaneously performing a primary cyclonic dust collection and a secondary filter dust collection. The dust and dirt collecting unit of the present invention is arranged on one side of the vacuum cleaner for filtering air containing foreign materials. The dust and dirt collecting unit includes a dust casing which has an inlet formed tangentially on the dust casing with an open top portion. A cover may be arranged for opening and closing the top portion of the dust casing. An outlet is provided at the center of the cover for discharging air from which the foreign materials have been filtered out. A filter assembly installed at a bottom surface of the cover corresponding to the outlet and including a cylindrical filter of which the interior communicates with the outlet, and a separating plate which is coupled with a bottom portion of the filter assembly and extends radially to be spaced apart from an inner circumferential surface of the dust casing by a predetermined gap.