Do you want to be next to the elevator? What is the role?
The airway next to the elevator should be the role of the smoke in the elevator when the fire is removed
That the wind shaft is the fire elevator front chamber pressure air supply, according to the specification must be. Role: the fire before the room to send air, to maintain the pressure in the former room is slightly higher than the other areas, Fu Ding Dian Gu? The two pairs of lost crystal smoke will not go to the front room and the adjacent stairs came ( Take the ladder also have this set of things). Fire elevator front room is the key setting for evacuation and escape. Which must also have a fire hydrant, is to firemen to suppress the fire when the fire open road.
Fire elevator front chamber to consider the principle of positive pressure air supply near the shaft to reduce wind pressure loss
