The invention provides a landing door unlocking device, which do not need to continuously operate a key until a landing door is opened to a preset size, thereby improving operability, and an elevator. A landing door locking device is provided to an elevator, and is provided with a landing-side engagement device that is supported so as to be rotatable with respect to a door hanger of a landing door, a door locking mechanism that locks the landing door, and an engagement member provided to a door rail. The landing side clamping device is provided with a hook part which is unlocked by a car side clamping device arranged on a car door, the door lock mechanism is provided with a claw part which locks the landing door by being clamped with the hook part, and the clamping component is provided with a stopper which limits the situation that the landing door is opened to be larger than a preset size. The landing door is provided with: a first protruding member for releasing the locking of the landing door by pushing up the hook section by the operation of a key inserted into a key hole of the landing door; and a second protruding member that releases the restriction of the stopper by further operation of the key.

    本发明提供不需要持续操作钥匙直到将层站门打开至预定尺寸为止、从而提高了操作性的层站门解锁装置以及电梯。层站门上锁装置设置于电梯,具备被支撑为能够相对于层站门的门吊架旋转的层站侧卡合装置、进行上述层站门的上锁的门锁机构、以及设置于门轨道的卡定部件,上述层站侧卡合装置具有由设于轿厢门的轿厢侧卡合装置解除上锁的钩部,上述门锁机构具有通过与上述钩部卡合来对上述层站门上锁的爪部,上述卡定部件具有对上述层站门打开至预定尺寸以上的情况进行限制的限位器,层站门具有:第一突出部件,其通过插入在层站门的钥匙孔中的钥匙的操作来上推钩部而解除层站门的上锁;以及第二突出部件,其通过钥匙的进一步的操作来解除限位器的限制。


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    Title :

    Landing door locking device and elevator


    Additional title:

    层站门上锁装置以及电梯


    Contributors:

    Publication date :

    2021-11-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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