| 摘要 |
<p>PROBLEM TO BE SOLVED: To reduce labor of an operator required to fix a landing door panel in an opened state.SOLUTION: The landing door device of an elevator comprises: a door rail 1 provided above a landing doorway; a landing door panel 2 positioned below the door rail 1; a door hanger 3 that has a hanger roller 3a rolling on the door rail 1 and hangs down the landing door panel 2 on the door rail 1; a locking device 10 that locks the landing door panel 2 by inhibiting the door hanger 3 from moving toward a direction of opening the landing door panel 2, with the landing doorway closed by the landing door panel 2; a braking body 20, positioned above the door rail 1, which can be moved up and down between a braking position to inhibit the hanger roller 3a from rolling on the door rail 1 and a retreating position away from the hanger roller 3a by sandwiching the hanger roller 3a between the door rail 1 and the body; and interlocking mechanisms (a shaft member 11a, a connection portion 11b and a supporting hole 20c) that unlock the locking device 10 in interlock with pushing-up of the braking body 20 from the braking position to the retreating position.</p> |
