| 摘要 |
PURPOSE: A fire extinguishing device is provided to reduce installation and maintenance costs and to improve space utilization efficiency. CONSTITUTION: A fire extinguishing device comprises multiple cookers(10) which are arranged at an interval from each other, a hood(20) which is installed corresponding to each cooker and exhausts heat or contaminant generated from the cooker, a duct(30) which forms an exhaust channel, a plurality of temperature sensors(40) which is mounted in the hood, a spray nozzle(50) which is installed corresponding to the temperature sensor, a fire extinguishing agent supply unit(60) which is filled with a fire extinguishing agent, a connection pipe(70) which is connected to the spray nozzle, a plurality of opening/closing valves(80) which opens and closes the connection pipe, and a control unit(90) which controls the opening and closing of the valve.
|
