DUST COLLECTING UNIT FOR VACUUM CLEANER TO COLLECT FINE DUST

摘要

PURPOSE: A dust collecting unit for a vacuum cleaner is provided to prevent a dust collecting case from being dirty by collecting fine dust in an auxiliary dust collecting chamber. CONSTITUTION: A dust collecting unit for a vacuum cleaner is composed of a dust collecting case(100), a cover(200) opening/closing the upper opening of the dust collecting case and having an exhaust hole(210), a cylindrical filter(300) installed at the bottom of the cover and communicated with the exhaust hole, and a semicircular separation plate(170) coupled to the filter. The dust collecting case includes an inlet, a main dust collecting chamber(120) for collecting large dust, an auxiliary dust collecting chamber(140) for collecting fine dust, a boundary wall(135), and upper and lower communication holes(131,133) formed at the boundary wall and communicating the main dust collecting chamber with the auxiliary dust collecting chamber.