Fire alarm device

• Main Authors: ZHANG JIAJUN, YAO JIE, CHEN HONGBIN, LYU JIANHUA, GU YINGZI
• Format: Patent
• Language: Chinese; English
• Published: 29.08.2023
• Subjects: ALARM SYSTEMS; BLASTING; ENGINEERING ELEMENTS AND UNITS; FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; ORDER TELEGRAPHS; PHYSICS; SIGNALLING; SIGNALLING OR CALLING SYSTEMS; STANDS OR SUPPORTS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a fire alarm device. The fire alarm device comprises a fixed plate and an alarm, a connecting rod for driving the lead screw to rotate is inserted into one side of the fixing plate, the outer side of the lead screw is in threaded connection with a threaded sleeve for driving the support to transversely move, a positioning plate for fixing an alarm is welded to the outer side of the support, and a fixing rod entering a concave hole in the surface of the fixing plate is welded to one side of the positioning plate; a connecting plate for protecting the alarm is welded to the outer side of the fixing plate. Through the arrangement of the screw rod, the threaded sleeve, the positioning plate, the support, the spring, the supporting block, the connecting plate, the clamping plate A, the clamping plate B, the fixing rod and the concave hole, the problem that an alarm is inconvenient to fix and protect when an existing fire alarm device is used is solved. 本实用新型公开了一种火灾报警装置，包括固定板和报警器；所述固定板一侧