The invention discloses an elevator safety door device which comprises a pedal device and a controller, wherein the pedal device comprises a pedal, a swing rod, a swing rod seat, compression springs and an electromagnetic bolt; the pedal is mounted on a floor in front of an elevator gate; the compression springs are arranged between the pedal and the floor; the swing rod is arranged between the pedal and the floor; the middle part of the swing rod is hinged to the swing rod seat; one end of the swing rod is connected with the electromagnetic bolt, and the other end of the swing rod is hinged to a driving rod; the driving rod is hinged to the pedal; the swing rod seat is fixedly connected with the floor; a lock plunger hole is formed in an outer elevator door; the electromagnetic bolt is positioned below the lock plunger hole. When a person stands on the pedal, a lock plunger of the electromagnetic bolt is driven by the pedal and the swing rod to be inserted into the lock plunger hole in the outer elevator door, so that the outer elevator door cannot be opened, and the person can be prevented from falling into an elevator cage; when the elevator cage arrives at the position of the outer elevator door of the floor, the lock plunger of the electromagnetic bolt is controlled by the controller to be unlocked, so that the outer elevator door can be opened, and normal use of an elevator is guaranteed.
Elevator safety door device
08.04.2015
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |