In actual work, construction engineering designers have designed fire elevators in accordance with the above requirements. Even if some engineering designers do not design fire elevators in accordance with the requirements of the Code, the construction review personnel of the public security fire supervision agency will also comply with the requirements of the Code. It added a fire elevator.
Function and use method of fire elevator
(1) How to determine which elevator is a fire elevator in a fire? There are several elevators in a high-rise building, and the fire elevator is basically used with passenger and cargo elevators (usually carrying passengers or goods, when entering the fire protection state, it has a fire protection function) ), How to determine which elevator is a fire elevator? Its main appearance features include the following aspects:
1. The fire elevator has a front room. The area of the front room of the independent fire elevator is: the area of the front room of the residential building is greater than 4.5 square meters; the area of the front room of the public building and high-rise factory (storage) building is larger than 6 square meters. When the front room of the fire elevator elevator and the smoke-proof staircase are shared, the area is: the area of the front room for residential buildings is greater than 6 square meters, and the area of the front room for public buildings and high-rise factory (treasury) buildings is larger than 10 square meters.
2. Class B fire doors or fire roller shutters with stagnation function are installed in the front room of the fire elevator.
3. There is Elevator Ceiling Company in the fire elevator car.
4. An appropriate operation button for firefighters is provided at the appropriate position on the first floor elevator door. The operation buttons are generally protected by a glass sheet, and red words such as "for fire protection" are provided at appropriate positions.
5. When the normal power is cut off, the lighting in the non-fire elevator is out of power, but there is still lighting in the fire elevator.
6. There is an indoor fire hydrant in the front room of the fire elevator.