LIQUID SPRAYER AND FIRE-EXTINGUISHER PROVIDED WITH SUCH LIQUID SPRAYER Russian patent published in 2000 - IPC

FIELD: fire-fighting equipment. SUBSTANCE: liquid sprayer has casing with two axially aligned channels of similar section adapted for supplying liquid in countercurrency mode, and nozzle made in the form of conical diffuser. Inlet opening of diffuser is defined by intersection of inner surfaces of channels and nozzle generatrix. Diffuser is oriented transverse to channels, and diffuser inlet opening area does not exceed total area of channels. Fire-extinguisher provided with liquid sprayer of such construction has vessel with fire-extinguishing liquid, liquid replacement system, pipeline for connecting liquid containing cavity of vessel with sprayer, and at least one tap or valve for controlled supplying of liquid to sprayer. Such construction provides uniform and intensified spraying of liquid over the whole surface of predetermined area. Fire-extinguisher may be used in fire-fighting systems, as process equipment, for fuel combustion in heat engineering and transportation, as well as for moistening of environment. EFFECT: increased efficiency, wider operational capabilities and improved quality of fire-extinguishing. 15 cl, 2 dwg