METHOD FOR REDUCING HEIGHT OF STORY OF APARTMENT HOUSE AND SPRINKLER PIPING DEVICE USED IN THE SAME

摘要

PURPOSE: A method for reducing height of story of apartment house is provided to reduce the height of story of the apartment house by reducing a piping space for installing a sprinkler fire extinguishing facility, and a sprinkler piping device used in the same is provided. CONSTITUTION: The sprinkler piping device comprises a manifold(10) comprising an inlet end part one end part of which is connected to a fire-fighting water source to supply fire-fighting water into a household, and a plural outlet end parts(14) for distributing fire-fighting water into each rooms inside the household; a flexible hose(20) in which a plurality of ring shaped protrusions and ring shaped grooves are formed on the main wall of a pipe body made of a thin strip material such as stainless steel, the outer part of which is covered by a protection net(24) woven with a steel wire rod such as stainless steel to reinforce strength and prevent fracture due to high water pressure, and to both ends of which a cap nut(22) is connected; a sprinkler head(50) for automatically spraying water supplied through the flexible hose according to sensing of fire; and a connection pipe(30) one end of which is screw connected to the flexible hose, the other end of which is screw connected to the sprinkler head(50), and to the body part(32) of which a clamping member(40) for fixing the sprinkler head to slab is connected to the body part.