| 摘要 |
<p>The present invention relates to a fire damper fan for fire prevention in an underground parking lot, which is disposed in an underground parking lot to function as a ventilation and fire prevention damper. The fire damper fan for fire prevention in an underground parking lot, which is formed having an air supply passage which supplies external air into an underground parking lot and an air discharge passage which discharges the internal air in the underground parking lot outside and which is installed in a multi-storied underground parking lot, comprises: a case; an opening and closing unit; and an opening and closing device and the damper, which has a thickness sufficient to function as the fire damper, is opened during a ventilation operation using a ventilation fan, and remains closed when fire breaks out so as to function as the fire damper.</p> |
