TUBULAR BUILDING CONSTRUCTION Russian patent published in 2008 - IPC E04B1/30 

FIELD: construction.

SUBSTANCE: invention pertains to construction, namely, to frames of steel pipes filled in with concrete. Tubular building construction includes coaxially arranged lower and upper round steel pipes connected with each other and with horizontal bearing beams - girth rails by knot connecting element in the form of three steel hollow cylinders with conjugated bases. Upper and lower foundation of the middle cylinder are made as steel supporting plates of square section, and ends of horizontal beams-girth rails located inside the steel pipe are equipped with anchors for pulling steel reinforcing cables inside internal cavities of the beams, whereat beams have square or rectangular cross section, and lower plates are connected with steel gusset plates to the external surface of the lower steel pipe.

EFFECT: speed-up of the process of assembly works, ensured safe conditions of assembly of multi-span ceiling discs.

2 cl, 2 dwg