FOLDING UP-TYPE FREEZE AND BURST PROTECTION FACILITY FOR FIRE-FIGHTING PIPING OF BUILDINGS

摘要

Various embodiments related to the folding type freezing prevention facility for fire-fighting piping in buildings that extend the length of the product by withdrawing it in multiple stages or reducing the length of the product by being drawn in have been described, according to one embodiment, The chip-type freeze protection facility includes: first and second body housings that are formed in the longitudinal direction, penetrate and couple the fire fighting pipe to the inside, and are coupled or separated while wrapping around the outside of the fire fighting pipe according to the rotation; It is disposed inside the first and second body housings, rotates together with the first and second body housings, is drawn out in multiple stages from the first and second body housings in the longitudinal direction, and the first and second body housings First and second multi-stage housings coupled to extend the length of the fire-fighting pipe while enclosing the outer side of the fire-fighting pipe and introduced into the first and second body housings; The first and second multi-stage housings are disposed inside the first and second multi-stage housings, rotate together with the first and second multi-stage housings, are drawn out from the first and second multi-stage housings in multiple stages in the longitudinal direction, and the first and second multi-stage housings 3rd and 4th multi-stage housings extending the length of the fire-fighting pipe while enclosing the outer side of the fire-fighting pipe and leading to the inside of the first and second multi-stage housings; a plurality of first heating wires disposed inside the first and second body housings; a plurality of second heating wires disposed inside the first and second multi-stage housings; a plurality of third heating wires disposed inside the third and fourth multi-stage housings; It is disposed on one surface of the first and second body housings, and based on the detection signal of the temperature sensor disposed on the outer surface of the fire fighting pipe, the plurality of first, second, and third heating wires are heated by supplying power to the power supply unit. It may include a heating device, and various other embodiments are possible.