REINFORCEMENT JIG OF JOINT PART

摘要

PROBLEM TO BE SOLVED: To rationally form a reinforcement jig which securely reinforces a flange joint part.SOLUTION: A reinforcement jig P includes: a first sandwiching member 6 which presses an outer surface 2c of a first flange part La on which head parts 71a or nuts 73 of connection bolts 7 or expansion parts are disposed; a second sandwiching member 5 which presses an outer surface 1c of a second flange part 1A; and a fastening mechanism 8. The first sandwiching member 6 has first pressing parts 6B which press the head part 71a or the nut 73 or both side areas of the expansion part along a circumferential direction. The first sandwiching member 6 or the second sandwiching member 5 includes a contact part 6h which may contact with at least one of a first cylindrical member L and a second cylindrical member X.SELECTED DRAWING: Figure 9