FIELD: fire safety.
SUBSTANCE: invention relates to technique for generation of gas-drop jets of increased range and can be used in fire engineering, in agriculture for irrigation and other industries. Device comprises fluid and gas feed system and a nozzle. Fluid feed system comprises forcing fluid axially via feed branch pipe and series-connected and coaxial with it confusor and cylindrical nozzle. Liquid is tangentially supplied through a case in form of a cylinder-conic sleeve coaxial to cylinder nozzle. Vortex circular chamber with a branch for supply of liquid is secured on a cylinder section of sleeve. Two rows of liquid supplying tangential channels are made on ends of circular chamber. Each row has at least three tangential channels connecting annular chamber with housing cylindrical chamber. Confusor is attached coaxially to body with a conical screw.
EFFECT: higher efficiency of fire extinguishing due to increased flight range of gas-droplet jet and expansion zone of supply of gas-droplet jet.
1 cl, 1 dwg
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Authors
Dates
2016-04-20—Published
2015-02-27—Filed