What is the difference between an ordinary elevator in a high-rise residence and

The main difference between the ordinary elevator and the fire elevator in high-rise residential buildings is that the use is different. The fire elevator is specially used for fire fighting and rescue by firefighters. In the power setting, the fire elevator should have two independent power sources, while the common one has only one power source.

In addition, compared with ordinary elevators in high-rise residential buildings, fire elevators have the following requirements:

1. There shall be a front room in the fire elevator room, and the door of the front room shall be a second-class fire door;

2. The front room should be set by the external wall. On the first floor, a safety exit should be set through the outside or a passageway with length of no less than 30m should be set to the outside.

3. Fire elevator well, machine room and adjacent elevator well and machine room shall be separated by non-combustion body partition wall with fire retardant limit no less than 2.00h;

4. When the door is opened on the partition wall, class a fire door shall be installed; The operation button for firefighters should be set on the outer wall of the fire elevator well on the first floor.

5. Drainage facilities should be set at the bottom of the fire elevator. The capacity of the drainage well should not be less than 2 square meters, and the displacement of the drainage pump should not be less than 10L/s. Water blocking measures should be set at the door of the front room of fire fighting elevator.

6. The carrying capacity of the fire elevator shall not be less than 800Kg. The driving speed of the fire elevator shall be calculated and determined according to the running time from the first floor to the top floor within 60s (that is, the emergency landing time);

7. Waterproof measures shall be taken for power and control cables and wires of fire elevators;

8. The fire elevator shall adopt a special power supply circuit. When the production and living power are cut off, the power shall still be guaranteed.

9. The power supply of fire elevator shall be set up at the end level of distribution box of its power distribution line;

10. The fire fighting elevator can be controlled in the fire control room. The fire fighting elevator can also be used as an ordinary elevator, or for both passenger and goods.

11. Fire lift can be used for emergency landing.