A step lifting assist device (80) comprises: a working lever body (82) that has a jig mounting unit (92) and an operating unit (90) forming a prescribed obtuse angle at a fulcrum (94); a support base(84) that rotatably supports the fulcrum (94) of the working lever body (82); and a step lifting jig (86) that is held by the jig mounting unit (92). The step lifting jig (86) is a hook having: a hanging shaft that has one end held by the jig mounting unit (92) and that has a shaft diameter smaller than the inner diameter of a hook hanging hole (100); and a step plate hook that is at the other endof the hanging shaft and that bends at a right angle to the axial direction of the hanging shaft.
梯级提起辅助装置(80)具备:操作杠杆体(82),其具有在支点部(94)彼此以规定的钝角倾斜的辅具安装部(92)和操作部(90);支承台(84),其将操作杠杆体(82)的支点部(94)支承为旋转自如;以及梯级提起辅具(86),其被辅具安装部(92)保持,梯级提起辅具(86)是钩体,该钩体具有:吊轴部,其一端被辅具安装部(92)保持,吊轴部的轴直径小于钩挂孔(100)的内径;以及踏板钩挂部,其在吊轴部的另一端相对于吊轴部的轴向呈直角弯曲。
PASSENGER CONVEYOR STEP LIFTING ASSIST DEVICE
乘客输送机的梯级提起辅助装置
2020-05-12
Patent
Electronic Resource
Chinese
IPC: | B66B Aufzüge , ELEVATORS |
European Patent Office | 2021
|Passenger conveyor lifting device and passenger conveyor lifting method
European Patent Office | 2020
|PASSENGER CONVEYOR LIFTING DEVICE AND PASSENGER CONVEYOR LIFTING METHOD
European Patent Office | 2017
|