WATER CURTAIN FIRE-EXTINGUISHING PLANT Russian patent published in 2018 - IPC A62C31/02 

FIELD: fire safety.

SUBSTANCE: drencher plant, consisting of the water source, mainline and distribution pipeline network with drencher heads, additionally contains the main water feeder with a filter, immersed in the source, and connected to the main pipeline, and makeup system, installed parallel to the main feeder line and including makeup pipeline of the auxiliary water feeder and an auxiliary (automatic) water feeder. And the control and alarm system include an alarm control valve and alarm device, such as an alarm horn. The main pipeline is connected with the network of distribution pipelines, which has installed drencher heads, each of which is made in the form of a fitting with a channel and divider, fixed to the holders. The base is coupled with at least two arc-shaped holders, which hold the bushing with the divider, fixed on it. The divider is designed as a diffusor with a shoulder, bent towards the base, and with lobes, located at the conical surface generatrix of the shoulder. Inside the divider a spray nozzle is additionally installed. It is made as a bowl, attached to the inner surface of the divider by at least three radial horizontal flat lobes. The axis of the bowl coincides with the axes of the through-channel of the fitting and bushing, and its inner cavity is directed towards the bushing.

EFFECT: increased efficiency of fire extinguishing due to quick-acting elements, added to the common circuit of the automatic fire-extinguishing system.

2 dwg