| 摘要 |
FIELD: construction. ^ SUBSTANCE: collapsible scaffold includes stands having flanges of various sizes at the ends in plan and joint plates with bolt openings, horizontal joints and braces with bolt openings, and bolt joints. Collapsible scaffold is equipped with collapsible grids fixed on stands in the base and head of support assembled from elements of this collapsible scaffold and consisting of longitudinal and transverse beams and stiffening ribs joined with bolt joints, besides in shelves and walls of longitudinal and transverse beams there are bolt openings provided with identical (regular) pitch, at the same time cross beams have joint plates at the ends in two levels and flanges with bolt openings, and stiffening ribs are fixed by bolt joints in bolt openings installed in adjacent walls of longitudinal and transverse beams. ^ EFFECT: expansion of structural and technological resources of scaffold to erect structures of unlimited length in two axes in plan. ^ 2 cl, 1 dwg |
