| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a dust collecting device capable of making air from a dust collection port uniformly inflow into a plurality of compartments each internally equipped with a hollow filter.SOLUTION: A dust collecting device includes a suction chamber 5 on an upper side inside a main body, includes, below the suction chamber 5, a dust collecting chamber 7 including a plurality of hollow filters 17, includes a dust accumulation chamber 9 accumulating collected dust below the dust collecting chamber 7, includes high-pressure air-jetting means 41 for jetting high-pressure air into the respective hollow filters 17 so as to clean the dust having adhered to an outer circumferential faces of the hollow filters 17, and includes, inside the dust collecting chamber 7, a proper number of partition members 29 for forming a plurality of compartments 31A, 31B, 31C in which the respective hollow filters 17 are partitioned into a plurality of groups. The dust collecting device includes a dust collection port 15 in a peripheral wall of the dust collecting chamber 7, and is disposed with the partition members 29 parallel to an inflow direction of the air from the dust collection port 15, and opening parts 33A, 33B, 33C on the dust collection port 15 side of the respective compartments 31A, 31B, 31C are opened.</p> |
