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Jig for replacing existing tank bottom plate, method for replacing bottom plate of existing tank using said jig, and fixing jig for strong wind countermeasure
Jig for replacing existing tank bottom plate, method for replacing bottom plate of existing tank using said jig, and fixing jig for strong wind countermeasure
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机译：用于更换现有油箱底板的夹具，使用该夹具更换现有油箱底板的方法以及用于强风对策的固定夹具
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摘要
PROBLEM TO BE SOLVED: To provide a jig for replacing a bottom plate of an existing tank, which enables stable ascent/descent of a drum plate, and a method for replacing the bottom plate of the existing tank by using the same.SOLUTION: A jig for replacing a bottom plate of an existing tank according to the present invention includes a jack-up jig 1 for jacking up a drum plate 3a. The jack-up jig 1 comprises two posts 5 capable of being erected near an existing tank 3, a reinforcing ring support member 9 that is attached in a vertically movable manner to the two posts 5 and that can support a reinforcing ring 7, and a jack 11 that is arranged between the two posts 5 to jack up the reinforcing ring support member.
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