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

FIELD: fire safety.

SUBSTANCE: in a sprinkler fire extinguishing system consisting of a water supply source, a network of main and distribution pipelines with sprinkler heads, additionally contains a main water feeder with a filter placed in the source connected to the main pipeline and a make-up system installed parallel to the main water feeder line and including a make-up pipeline auxiliary water supply and auxiliary (automatic) water supply, and the control and alarm system includes control Signal valve and signal device, for example, in the form of a sound siren. The main pipeline is connected to a network of distribution pipelines in which sprinkler heads are mounted, each of which consists of a base that is connected to at least two arcuate holders that hold the bushing with a divider attached to it, made in the form of a diffuser with a girdle bent toward the base with the petals located along the generatrix of the conical surface of the girdle, and inside the divider there is additionally installed a sprayer, made in the form of a cup, At least three radially horizontally located flat petals to the inner surface of the dissector. The cup axis coincides with the axes of the through channel of the fitting and the sleeve, its inner cavity is directed towards the sleeve, and the glass bulb is supported by a lower end on the valve through an elastic gasket fixed on the external end surface of the valve, which in turn rests on the base in the form of a nozzle with tapered thread and through channel. The glass bulb rests on the upper end of the holder, mounted in the lower part of the sleeve with the divider attached to it. The holder is installed in the lower part of the bushing with a clearance.

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

2 cl, 2 dwg