Lifting device and fire alarm thereof

• Main Authors: SHAN JIE, JIANG ZHIHONG, DU PEIJUN, CAI CHENGWEI, HU YUANHUI, ZHANG LEI, HE ZHIMIN, ZHU DEYONG, TANG JING, TIAN JI, NOH MIN-SANG, TIAN YI, LIU XINIAN, YUAN FANGYA, HUANG XUPENG, YAN JINGBO, ZHANG LONG, WANG RUI, WANG SHA, HUANG HUAN, ZHUO YONGJIA, YU JIANMEI, LIN WEILIANG
• Format: Patent
• Language: Chinese; English
• Published: 03.11.2023
• Subjects: ALARM SYSTEMS; BLASTING; CAPSTANS; 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; HAULING; HEATING; HOISTING; HOISTS; LIFTING; LIGHTING; MECHANICAL ENGINEERING; ORDER TELEGRAPHS; PERFORMING OPERATIONS; PHYSICS; SIGNALLING; SIGNALLING OR CALLING SYSTEMS; STANDS OR SUPPORTS; TACKLES, e.g. PULLEY BLOCKS; THERMAL INSULATION IN GENERAL; TRANSPORTING; WEAPONS; WINCHES

The utility model discloses a lifting device and a fire alarm and an adjusting mechanism thereof, the lifting device comprises a mounting box, a first cavity arranged on the mounting box, and a telescopic assembly arranged on the first cavity, the telescopic assembly comprises a stretching rope arranged on the mounting box, and traction ropes symmetrically arranged on the stretching rope, the lifting plate is arranged on the traction rope, the transmission part is arranged on the mounting box, and the reinforcing part is arranged on the first cavity; according to the lifting device, through combination of the transmission part and the reinforcing part, when a worker needs to overhaul the fire alarm, the fire alarm can be directly lifted down from a high position, so that when the worker overhauls the fire alarm, the worker does not need to use external tools such as an escalator, and the worker can conveniently overhaul the fire alarm. Therefore, the fire alarm can be quickly overhauled, and potential safety