JP2011015878A5 - - Google Patents

Claims (8)

A suction port body having a suction port;
An electric blower that generates intake air;
An intake passage for guiding intake air from the suction port body to the electric blower;
A dust collection chamber disposed in the intake passage and configured to rotate the intake air to separate the dust;
An ion generator,
In the dust collection chamber, an inflow port through which intake air in the intake passage flows into the dust collection chamber is formed,
A first opening for supplying ions generated by the ion generation unit to the dust collection chamber is formed on the peripheral wall surface of the dust collection chamber.
The first opening is a vacuum cleaner formed in the vicinity of the inflow port. A suction port body having a suction port;
An electric blower that generates intake air;
An intake passage for guiding intake air from the suction port body to the electric blower;
A dust collection chamber disposed in the intake passage and configured to rotate the intake air to separate the dust;
An ion generator,
In the dust collection chamber, an inflow port through which intake air in the intake passage flows into the dust collection chamber is formed,
A first opening for supplying ions generated by the ion generation unit to the dust collection chamber is formed on the peripheral wall surface of the dust collection chamber.
The first opening is a vacuum cleaner arranged along a swirling direction of intake air flowing from the inflow port. A first valve configured to be able to open or close the first opening based on the pressure in the dust collection chamber is disposed in the first opening. The electric vacuum cleaner according to claim 1 or claim 2 . A second opening for supplying the ions generated by the ion generation unit to the dust collection chamber is formed on a peripheral wall surface of the dust collection chamber. The ion generation unit includes the first opening. A first ion generation unit that generates ions supplied from the unit into the dust collection chamber, and a second ion generation unit that generates ions supplied from the second opening to the dust collection chamber; The vacuum cleaner according to any one of claims 1 to 3 , further comprising: A second valve configured to open or close the second opening based on the pressure in the dust collection chamber is disposed in the second opening. The electric vacuum cleaner according to claim 4 . The vacuum cleaner according to claim 4 or 5 , wherein the first opening and the second opening are arranged to face each other. The first ion generator includes a positive ion or any one of ions of negative ions generated, the second ion generation portion generates positive ions or other ions of negative ions, the claims 4 The vacuum cleaner according to any one of claims 6 to 7 . A filter disposed on the downstream side of the electric blower;
The return flow path for returning the intake air which passed the said filter in the said dust collection chamber through the said 1st opening part or the said 2nd opening part, The any one of Claim 4-7 The vacuum cleaner according to item 1.