TUBULAR BUILDING STRUCTURE Russian patent published in 2013 - IPC E04B1/30 

FIELD: construction.

SUBSTANCE: tubular building structure comprising pipes filled with concrete with nodal connection elements placed at their ends and comprising end upper and lower support square plates and steel supporting gussets welded to the external surface of the pipes. It is made with height of three floors of the building and is equipped with additional intermediate steel support plates. In parallel to the surface of upper end support plates and above them there are steel reinforcement rods with equal protrusions at each side of the pipe. Reinforcement rods may be arranged outside the steep pipes in pairs and symmetrically relative to the vertical axis of the pipes or are pulled via a steel shell of pipes.

EFFECT: increased stability, accelerated assembly of building frames.

1 cl, 4 dwg