FIRE-EXTINGUISHING SYSTEM WITH DELUGE SPRINKLER Russian patent published in 2014 - IPC A62C31/02 

FIELD: fire safety.

SUBSTANCE: in fire-extinguishing system with deluge sprinkler, consisting of network of main and distribution pipelines, constantly filled with liquid fire-extinguishing agent, with the deluge sprinklers, as well as containing a source of water supply, which is a water tank and a water intake system with a filter and a pump, and two automatic water feeders, and in the main supply pipeline a warning turbine is mounted, the deluge sprinkler comprises a housing with a screw coaxially located in the lower part of the housing, and a fitting located in the upper part of the housing with the cylindrical opening for supplying liquid, connected with a diffuser, axiosymmetrical to the housing and the fitting, and the screw is pressed into the housing to form a cylindrical chamber located above the screw coaxially to the diffuser and connected to it in series, and the screw is provided with a central orifice, and the outer surface of the screw is at least single-start helical groove and is located inside the housing, and the outlet of the helical groove is connected to the outlet conical chamber, which end is fastened to the plate atomizer, which consists of the screw perpendicular to the axis and parallel to each other, at least two plates, one of which, the first plate has a central opening which diameter is equal to the diameter of the larger of the openings of the outlet conical chamber, and the second plate is made continuous and fixed to the first by means of at least three fasteners comprising a screw, a nut and a placement shim placed between the plates and operating as the regulating link controlling the gap.

EFFECT: improving efficiency of fire-extinguishing through the introduction of high-speed elements in the overall chain of automatic fire-extinguishing system.

2 dwg