SAFETY BREAKING STRUCTURE FOR ENCLOSURE OF BUILDINGS Russian patent published in 2012 - IPC E04B1/92 

FIELD: construction.

SUBSTANCE: safety breaking structure of an enclosure comprises reinforced concrete panels with dimensions of 6000×1800 mm, besides, a panel includes a breaking and a non-breaking parts, at the same time the non-breaking part is arranged in the form of bearing ribs arranged along the contour of the breaking parts, and the breaking part is arranged in the form of at least two coaxially arranged grooves in a building wall, one of which, the outer one, is formed with planes of a right quadrangular truncated pyramid with a rectangular base, and the other one - the inner one, represents two inclined surfaces joined by line, to form a slot, at the same time the wall thickness from the rib to the outer surface of the building enclosure shall be at least δ=20 mm, at the same time, under impact of a shock, explosive load this wall section may be divided into separate parts, and the area of the breaking part of openings is calculated in accordance with a formula.

EFFECT: higher reliability of actuation of breaking and explosion-proof devices in case of an emergency explosion at a facility.

2 dwg