ADDITIVE DISTRIBUTION DEVICE OF SHIELD MACHINE OF DIFFERENT CROSS SECTIONS

摘要

PROBLEM TO BE SOLVED: To provide an additive distribution device of a shield machine capable of ensuring a space in the machine and preventing an increase of a size of following facility even if many ports for pouring a sediment fluidity adjusting material are provided. SOLUTION: A branch pipe 42 branched into many filler ports 21 from two pumps 41 is provided, are automatic selector valves 43 are provided in the branch pipes 42, respectively, to construct a pipe for a sediment fluidity adjusting material for many filler ports 21. A required amount of the sediment fluidity adjusting material is supplied into required filler ports 21 by two pumps 41 for many filler ports 21 to ensure a space in a shield machine and miniaturize following facility.