SOOT REMOVAL DEVICE WITHIN FLOW PATH AND DUST COLLECTION DEVICE

摘要

Provided is a soot removal device, disposed in a flow path through which a fluid flows, for the purpose of removing dust contained in the fluid and deposited in the flow path, while circulating the fluid through the flow path, said soot removal device being provided with: a suction pipe (20) that extends outward from a flow path casing (4) and has an open leading end (21) facing a removal part (3) from which dust is to be removed, said suction pipe (20) being connected to a suction means (9) at the base end side; and a drive means (23) for causing forward and backward movement of the opening of the suction pipe (20) in the flow path.