Landing door

Elevator floor door is the door that people see outside the elevator, also called the hall door. The floor door is generally composed of a door, a guide rail, a pulley, a sliding block, a door frame, a ground ridge and other components.

The elevator door is opened and closed, which is realized by the door blade which is installed on the door of the car. Each layer door is provided with a door lock. When the door is closed, the mechanical locking hook of the door lock is engaged, and the door and the door of the door are closed, and the elevator control circuit is switched on, and the elevator can start operation. Elevator doors in the building has a role in fire, for the division of fire partitions. Car door safety switch, can ensure that the door is not closed in place, or do not have a lock in the state of the elevator can not be normal operation.

The door should be no hole door, net height shall not be less than 2m. The door closes the gap between the door leaf and between the door leaf and column, lintel and sill should be as small as possible, the passenger elevator should be 1-6mm, cargo elevator should be 1-8mm. In order to avoid the risk of shearing during operation, the outer surface of the automatic layer door should not be larger than the concave or convex part of the 3mm. (except for triangular open lock). The edge part of the concave or convex chamfer should be in two directions. Door lock should have a certain mechanical strength. In the opening direction of horizontal sliding door, to the 150N human (without tools) is applied in a most unfavorable point, the gap between the door and the door leaf and between columns, lintels shall not be greater than 30mm. The net import width of the floor is less than the net width of the car in any one side of the gate shall not be greater than 0.05m.