| 摘要 |
PROBLEM TO BE SOLVED: To provide a multi-feeder and an operation method thereof, capable of reducing residue of a powder and granular material in a silo as much as possible.SOLUTION: An undersurface of a hopper 3 is closed by a horizontal bottom board 5, and a plurality of small circular opening parts 6 are penetratingly provided around the common central axis C into the bottom board 5, and a small feeder 14 is respectively connected to the lower side of the respective small circular opening parts 6, and is constituted so that a material supplied in the hopper can be discharged downward by the small feeder 14, and a central rotary raking-out blade 12' having a plurality of spokes 12 are provided on the bottom board 5, and is constituted so that the material remaining on the bottom board 5 is transferred in the rotational direction and can be discharged in the respective small feeders 14 via the small circular opening part 6 by rotating the central rotary raking-out blade 12'.SELECTED DRAWING: Figure 3 |
