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    • 3. 发明申请
    • ELEVATOR REFURBISHING METHOD
    • 电梯修复方法
    • US20150336771A1
    • 2015-11-26
    • US14761199
    • 2013-03-04
    • Kazuhiro YOSHIKAWAHideki MIYAHARAKazuhiro SASAKIYoshinao TAKAHASHI
    • Kazuhiro YOSHIKAWAHideki MIYAHARAKazuhiro SASAKIYoshinao TAKAHASHI
    • B66B19/00
    • B66B19/007B66B19/002B66B19/005
    • In an elevator refurbishing method in which a hydraulic elevator in which a hydraulic jack is installed in an equipment installation zone is refurbished into a machine-roomless elevator that uses a two-to-one (2:1) roping method, the equipment installation zone being a region inside a hoistway on either a left side or a right side of a car when viewed from directly above, at least one guide rail from a pair of counterweight guide rails is installed in the equipment installation zone while leaving the hydraulic jack in position, the hydraulic jack is removed from the hoistway, the hoisting machine is installed in a lower portion of the equipment installation zone using a space that is created by removal of the hydraulic jack, and a car return sheave and a counterweight return sheave are installed on an upper portion of the counterweight guide rails.
    • 在其中将液压千斤顶安装在设备安装区域中的液压升降机被翻新到使用二对一(2:1)绳索方式的无机房电梯的电梯翻新方法中,设备安装区 当从正上方观察时,作为轿厢的左侧或右侧的井道内的区域,从一对配重导轨的至少一个导轨安装在设备安装区域中,同时使液压千斤顶保持就位 液压千斤顶从井道中取出,曳引机使用通过拆卸液压千斤顶而产生的空间安装在设备安装区的下部,并将汽车返回滑轮和配重返回滑轮安装在 配重导轨的上部。