| 摘要 |
PROBLEM TO BE SOLVED: To provide a device for forcibly scraping off muck deposited at the body top end of a TBM and continuously recovering the muck with simple structure. SOLUTION: In a device for forcibly scraping off muck deposited at the body top end of a TBM 1 and recovering the muck, a vertically movable guide plate 2 is installed on the body top end of the TBM 1, and a muck intake 3 with an opening part is installed. Another conveyor 5 connected to a main conveyor 4 of the TBM 1 is further installed from the opening part. |
