Patent ID: 7632327

Claim:
A dust collecting apparatus for a vacuum cleaner, comprising: a cyclone unit for separating dust from drawn-in air, the cyclone unit being installed inside a housing on a mount part between a first channel, through which dust-laden air is drawn into the vacuum cleaner, and a second channel, through which purified air is discharged from the vacuum cleaner; a dust collection container wherein dust is accommodated after being separated from the drawn-in air, the dust collection container being detachably connected to the cyclone unit; wherein the cyclone unit comprises a cyclone chamber on the inside thereof, to separate dust from the drawn-in air, and an entrance leading the drawn-in air towards the cyclone chamber connected to the exit of the first channel disposed on the mount part; the housing comprises a fixing unit fixing the cyclone unit detachably to the mount part by raising a part of said cyclone unit; the entrance to the cyclone unit and the exit from the first channel are detachably connected following a direction in which the cyclone unit is raised by the fixing unit; the dust collection container includes a bottom penetrated by the second channel; the entrance to the second channel and the exit to the dust collection container formed on the floor surface of the mount part are selectively pressed together, in the direction in which the cyclone unit is raised; and the fixing unit comprises a rotation plate comprising a rotational axis connected rotatably to the upper wall of the mount part and an operating lever disposed on the outside of the housing of the vacuum cleaner so that the operating lever can be rotated by the user.