AUTOMATIC OPENING AND CLOSING SYSTEM FOR EMERGENCY EXIT, COMPOSED OF CENTRAL CONTROL SYSTEM, EMERGENCY EXIT OPENING AND CLOSING SYSTEM, GUIDE BROADCAST DEVICE

摘要

PURPOSE: An automatic opening and closing system for an emergency exit is provided to open and close automatically the emergency exit by communication of a power line and to supply auditory and visual guide information for a safe escape of persons. CONSTITUTION: An automatic opening and closing system for an emergency exit is composed of a central control system(100), an emergency exit opening and closing system(200), a guide broadcast device, and an emergency lamp device. The central control system comprises a main control unit(110) controlling the whole system; a fire signal receiving unit(120) receiving a detection signal output from a fire detecting unit(300); a communication control unit(130) for transmitting a fire warning signal to the whole emergency exit automatic opening and closing system under controls of the main control unit according to the signal received from the fire signal receiving unit; an emergency exit-opening and closing system state display unit(140) for displaying the state of each automatic opening and closing machine of the emergency exit; and a broadcasting unit(150) for broadcasting each opening and closing state of the emergency exit and conditions of the body according to the defined procedures by controls of the main control unit. The emergency exit opening and closing system is composed of a communication control unit(210) for transmitting and receiving information with the central control system by power-line communications; a main control unit(220) controlling each part of the opening and closing system; an emergency power supply and control unit(230) for operating the system by converting into emergency power if main power supplied to the opening and closing system is cut off; and a lock device-control unit(240) for opening and closing the emergency exit by controlling an emergency exit locking device(241) by the main control unit. The guide broadcast device has an input unit(250) for receiving a key signal input from a wireless input device(251); a voice editing unit(260) for words and short sentences encoded by the signal received from the input unit into guide voice sentences; an amplifying unit(270) for amplifying the voice edited by the controls of the main control unit; and a speaker control unit(280) for delivering the guide voice amplified by the amplifying unit to a speaker(281).