FIREFIGHTING-EXCLUSIVELY USE SPRINKLER STRUCTURE

The present invention is to provide a firefighting sprinkler structure suitable for stably and sequentially connecting an extension pipe, a reducer, and a sprinkler head in various ways in consideration of a ceiling structure of a building without hanging a steel hanger from the ceiling. A firefighting sprinkler structure according to the present invention includes an extension pipe, a reducer, and a sprinkler head sequentially connected to a branch pipe branching from a transverse main pipe of a ceiling in a building, and further includes at least one of a threaded bolt and a square bar hanging from the ceiling around the extension pipe and the reducer, and a suspension bracket for fixing the reducer to at least one of the threaded bolt and the square bar. 본 발명에 따른 소방 스프링클러 구조물은, 건축물에서 천장의 횡주관으로부터 분기되는 가지배관에 순차적으로 연결되는 신축배관과 레듀셔(reducer)와 스프링클러 헤드(sprinkler head)와 함께, 신축배관과 레듀셔 주변에서 천장에 매달리는 전산 볼트와 사각 바 중 적어도 하나를 구비하면서, 전산 볼트와 사각 바 중 적어도 하나에 레듀셔를 고정시키는 현수 브라켓을 포함한다.