| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a construction method of a scaffold inside boiler, with which a construction period of the scaffold inside a boiler can be significantly shortened.SOLUTION: The construction method of a scaffold inside boiler for constructing a scaffold inside a boiler over multiple vertical stages within a boiler body 1 in which a water pipe nose part 2 is formed, via a support post 11 includes: constructing a suspension type vertically movable work floor 8 on a lower work floor 3 constructed within a boiler hopper 4; next, moving the suspension type vertically movable work floor 8 upwards to right under the water pipe nose part 2 by means of a suspension type vertically movable work floor jack device 7; then, constructing a lower scaffold 6 inside of the boiler body 1 between the lower work floor 3 and the suspension type vertically movable work floor 8 by means of a lower scaffold jack device 5 installed on the lower work floor 3; and constructing an upper scaffold 9 on the suspension type vertically movable work floor 8 simultaneously with the construction of the lower scaffold 6.</p> |
