Residential sprinkler system for an automatic-oriented local watering system

摘要

PURPOSE: To provide a sprinkler device capable of spraying water only to a burning local place to minimize water loss, and sufficiently extinguishing a fire with about a hydraulic pressure of 1kgf/cm¹ and a flow rate of 30l/min. ;CONSTITUTION: A home sprinkler device is provided with a directional rotating member 2 having a flame detector 3 capable of substantially detecting a sector area extending from a substantially vertical down position to a prescribed distance up position and a spray nozzle 8 capable of spraying water to almost the same area as the detected area of the flame detector 3, and provided on a ceiling in such a manner as to be horizontally rotatable; a piping 22 for connecting the spray nozzle 8 of the directional rotating member 2 to a living water feed piping 27 to supply water from the living water feed piping to the spray nozzle 8; a three-way switching valve 28 set in the connecting part between the piping 22 and the living water feed piping 27, and an electronic control circuit 25 for controlling them.;COPYRIGHT: (C)1995,JPO