| 摘要 |
PURPOSE: A blockage prevention device of a hopper for a dust collector is provided to prevent the dust from accumulating the inside of a hopper and reduce the manufacturing cost without a separate power unit. CONSTITUTION: A blockage prevention device comprises a chain conveyor(200) and a dust dropping device. The chain conveyor is placed at the lower portion of a hopper(100) and transfers the dust discharged to the lower portion of the hopper. The chain conveyor comprises a main chain(210) mounted on the lower portion of the hopper and a linker(220) which connects the main chain. The dust dropping device comprises: a hooking unit for hooking on a main chain; a support unit which is mounted inside the hopper and supports the hooking unit; and a hitting unit(330) which is supported at the support unit. |
