Car lock device and elevator system
AssigneeOtis Elevator Company
InventorBing Li
Life of this patent
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Abstract
A car lock device and an elevator system. The car lock device is used for the elevator system including an elevator car and guide rails, the car lock device includes a locking unit fixedly connected to the elevator car and at least two paired limiting units fixed on the guide rails, the locking unit including a rotatable locking rod, and the locking unit having a first rotation position and a second rotation position, in the first rotation position, the locking rod is decoupled from the guide rails to ensure the normal operation state of the elevator car, and in the second rotation position, the locking rod can interfere with the paired limiting units and be restricted between the paired limiting units, so that the elevator car cannot operate normally.
Claims16
A car lock device (1) for an elevator system (101), comprising an elevator car (103) and guide rails (109), wherein the car lock device (1) comprises a locking unit (11) fixedly connected to the elevator car (103) and at least two paired limiting units (12) fixed on the guide rails (109), the locking unit (11) comprising a rotatable locking rod (112), and the locking unit (11) having a first rotation position and a second rotation position, wherein in the first rotation position, the locking rod (112) is decoupled from the guide rails (109) to ensure the normal operation state of the elevator car (103), and in the second rotation position, the locking rod (112) can interfere with the paired limiting units (12) and be restricted between the paired limiting units (12), so that the elevator car (103) cannot operate normally.
Dependencies are inferred from the claim text.