The invention discloses a safety lock device suitable for an elevator. The elevator comprises an elevator car, a car door and a floor door. The safety lock device comprises a first lock connecting rod and a first locking block. Either the first lock connecting rod or the first locking block is fixed to the car door or the floor door. The other one of the first lock connecting rod and the first locking block is fixed to the elevator car provided with the other one of the car door and the floor door or the wall of an elevator shaft. The first locking block is provided with a first through hole for the first lock connecting rod to penetrate through in a sliding mode. The elevator car moves to a door opening area, the first lock connecting rod is right opposite to the first through hole, and when the car door or the floor door fixedly provided with the first lock connecting rod or the first locking block is located at the position where the car door or the floor door is not closed completely, the first lock connecting rod penetrates through the first through hole to prevent the elevator car from leaving the door opening area; only when the car door or the floor door fixedly provided with the first lock connecting rod or the first locking block is located at the position where the car door or the floor door is closed completely, the first lock connecting rod disengages from the first through hole so that the elevator car can leave the door opening area.
Safety lock device
2015-09-30
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |