The invention belongs to the technical field of construction elevator door protection and particularly relates to a construction elevator door locking device. The construction elevator door locking device is characterized by comprising a lock catch, a hand pull ring is arranged at the rear end of the lock catch; a groove is arranged in the lower portion of the lock catch, during installation, the groove is clamped on a door frame, and the rear wall of the groove is hinged to the inner side of the door frame; the front end of the lock catch is a bevel, when a door leaf is closed, the upper end of the inner side of the door leaf pushes the bevel, and the bevel is jacked up; when the door leaf is closed completely, the bevel falls back, and the lower end of the bevel buckles the outer side of the upper end of the door leaf. By the device, the construction elevator door can be closed and opened outside and inside as well.
Construction elevator door locking device
2015-04-01
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |