| 摘要 |
PROBLEM TO BE SOLVED: To propose a joint structure of a segment capable of reducing cost, and capable of realizing high rigidity of a joint part.SOLUTION: In a joint structure 4 for locking an insertion member 5 projected on an end surface of one segment 1 on a receiving member 6 formed on an end surface of the other segment 1, the insertion member 5 comprises an insertion plate part 51 fixed to a main girder 21 of the one segment 1 and an insertion locking part 52 projected in a tip part of the insertion plate part 51, and the receiving member 6 comprises a box-shaped receiving body part 61 for opening in a corner part between the main girder 21 of the other segment 1 and an end plate 22, and fixed to the corner part and a receiving locking part 62 formed on an inner surface of the receiving body part 61 and lockable on the insertion locking part 52.SELECTED DRAWING: Figure 2 |
