Method for propping a structure with vertical walls by means of reinforcement pillars, and pillar for this purpose

摘要

A reinforcement pillar for propping a structure with vertical walls, which includes an envelope with a cylindrical shape, formed from a flat flexible panel with a rectangular shape, including apertures in the vertical walls for securing to the vertical walls, the vertical free edges of the flexible panel being designed to be secured to one another and folded into a cylindrical shape and secured to one another, the envelope being retained relative to the wall by a split hollow tube which stabilizes the envelope