VACUUM CLEANER AND DUST COLLECTION BAG FOR THE SAME

PROBLEM TO BE SOLVED: To provide a vacuum cleaner which can keep the inside of a dust collection part and a surface of a centrifugal separation part clean.SOLUTION: A vacuum cleaner includes: a dust collection part 100 having a cylindrical dust collection container 110 with one opened end and the other closed end, a lid part 120 which is detachably attached to an opening of the dust collection container 110 and is provided with an intake port 130 and a suction port 140, and a centrifugal separation part 150 which is provided on a side of the dust collection container 110 of the suction port 140 in the lid part 120 and separates dust contained in intake air from the intake port 130 by centrifugation; and a dust collection bag 200 having a first bag part 210 which covers the entire surface of the inside of the dust collection container 110 and is formed of a first material that prevents the permeation of the intake air and a second bag part 220 which has a bottom surface partially engaging with a bottom surface 230 of the first bag part 210, covers the entire surface of the outside of the centrifugal separation part 150, and is formed of a second material that prevents the passage of dust of a prescribed size or larger.