WATER WALL FIRE EXTINGUISHING SYSTEM Russian patent published in 2018 - IPC A62C31/02 

FIELD: fire safety equipment.

SUBSTANCE: invention relates to firefighting equipment. This is achieved by the fact that in deluge fire extinguishing installation, consisting of water supply source, network of main and distribution pipelines with deluge heads, additionally contains main water feeder with filter, lowered into source, and connected to main pipeline, and make-up system installed parallel to main water supply line and including make-up water supply line and auxiliary (automatic) water feeder, and control and signaling system includes control and signaling valve and signaling device, for example, in form of sound siren, with main pipeline connected to network of distribution pipelines in which deluge sprinklers are mounted, each of sprinklers consists of base as chimney with channel and divider, fixed on holders, sprinkler base is connected to at least two arch-shaped holders that hold sleeve with diffuser mounted on it with flap bent toward base with petals located along generatrix of girdle conical surface and inside divider there is additionally installed sprayer made in form of cylinder, on outer surface of which screw thread is made, cylinder being rotatably mounted by means of two axes to inner surface of divider, and part of petals is made bent towards larger base of conical surface of diffuser, while bent petals are made alternating with petals unbent.

EFFECT: technical result is increase in fire extinguishing efficiency due to introduction of high-speed elements in general circuit of automatic fire extinguishing system.

1 cl, 2 dwg