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    • 4. 发明申请
    • METHOD AND AN ARRANGEMENT IN CONDITION MONITORING OF AN ELEVATOR ROPE
    • 方法和安置在电梯轨道的条件监测
    • US20150362450A1
    • 2015-12-17
    • US14729751
    • 2015-06-03
    • Hannu LEHTINENMikko PURANEN
    • Hannu LEHTINENMikko PURANEN
    • G01N27/20B66B5/00
    • G01N27/20B66B5/00B66B7/1223B66B19/02
    • The invention relates to a method in rope condition monitoring of an elevator, in which method at least the following steps are performed: elevator suspension and/or transmission ropes are reeled and packed on a rope storage unit, and thereafter electrical resistance between a first point and a second point of elevator suspension and/or transmission ropes is measured first time, and thereafter a threshold value is determined based on the measurement, and thereafter rope is delivered into an installation site, and thereafter electrical resistance between the first point and the second point of said suspension and/or transmission ropes is measured second time, and thereafter results of said second time measurement are compared with said threshold value, and if said second time measurement meets said threshold value, predetermined actions are carried out. The invention also relates to an arrangement in rope condition monitoring of an elevator.
    • 本发明涉及一种电梯绳索状态监测方法,其中至少执行以下步骤:将电梯悬挂和/或传动绳索卷绕并包装在绳索存放单元上,然后在第一点 并且首先测量电梯悬挂和/或传输绳索的第二点,然后基于测量确定阈值,然后将绳索输送到安装地点,然后将第一点和第二点之间的电阻 第二次测量所述悬挂和/或传输绳索的点,然后将所述第二时间测量的结果与所述阈值进行比较,并且如果所述第二时间测量满足所述阈值,则执行预定的动作。 本发明还涉及一种电梯的绳索状态监测装置。
    • 7. 发明申请
    • DRIVE DEVICE OF AN ELEVATOR
    • 电梯的驱动装置
    • US20150075917A1
    • 2015-03-19
    • US14532753
    • 2014-11-04
    • KONE CORPORATION
    • Ari KATTAINENPasi RAASSINATapio SAARIKOSKILauri STOLTArto NAKARIAntti KALLIONIEMI
    • B66B5/02
    • B66B5/02B66B1/30B66B1/32B66B5/00B66B5/0031B66B5/06B66B13/22
    • A drive device of an elevator includes a DC bus, a motor bridge connected to the DC bus for the electricity supply of the elevator motor, which motor bridge includes high-side and low-side switches for supplying electric power from the DC bus to the elevator motor when driving with the elevator motor, and also from the elevator motor to the DC bus when braking with the elevator motor, a control circuit of the motor bridge, with which control circuit the operation of the motor bridge is controlled by producing control pulses in the control poles of the high-side and low-side switches of the motor bridge, a brake controller, which comprises a switch for supplying electric power to the control coil of an electromagnetic brake, a brake control circuit, with which the operation of the brake controller is controlled by producing control pulses in the control pole of the switch of the brake controller, an input circuit for the safety signal to be disconnected/connected from outside the drive device, drive prevention logic, which is connected to the input circuit and is configured to prevent the passage of control pulses to the control poles of the high-side and/or low-side switches of the motor bridge when the safety signal is disconnected, and also brake drop-out logic, which is connected to the input circuit and is configured to prevent passage of the control pulses to the control pole of the switch of the brake controller when the safety signal is disconnected.
    • 电梯的驱动装置包括DC总线,连接到用于电梯电机的电力供应的DC总线的电动机桥,该电动机桥包括用于将电力从DC总线提供给高压侧和低侧的开关 当与电梯电机一起驱动时,电梯电机,以及当与电梯电机一起制动时也从电梯电机到DC总线,马达桥的控制电路,控制电路通过产生控制脉冲来控制电动机桥的操作 在马达桥的高侧和低侧开关的控制极中,制动控制器包括用于向电磁制动器的控制线圈供电的开关,制动控制电路, 通过在制动控制器的开关的控制极中产生控制脉冲来控制制动控制器,用于从驱动器外部断开/连接的安全信号的输入电路 装置,驱动防止逻辑,其连接到输入电路,并且被配置为当安全信号断开时防止控制脉冲通过电动机桥的高侧和/或低侧开关的控制极, 以及连接到输入电路并且被配置为当安全信号断开时防止通过控制脉冲到制动控制器的开关的控制极的制动器脱出逻辑。
    • 9. 发明申请
    • Brake device for elevator
    • 电梯制动装置
    • US20070170004A1
    • 2007-07-26
    • US10582767
    • 2004-08-19
    • Kazumasa Ito
    • Kazumasa Ito
    • B66B11/08
    • B66B5/00B66B15/02B66D5/14B66D5/30F16D63/006
    • In a braking device for an elevator, a sheave around which main ropes for suspending a car and a counterweight are looped is provided with a pressing device. A braking disc provided with a plurality of engaging portions is pressed against the sheave by the pressing device. An engaging device has a movable portion that can be displaced between an engagement position corresponding to engagement with the engaging portions and a release position corresponding to release from the engaging portions. The braking disc can rotate together with the sheave when the movable portion is at the release position. The braking disc is stopped to brake rotation of the sheave when the movable portion is at the engagement position.
    • 在用于电梯的制动装置中,围绕着用于悬挂轿厢和配重的主绳索环绕的滑轮设置有按压装置。 设置有多个接合部的制动盘通过按压装置压靠在绳轮上。 接合装置具有可移动的部分,该可动部分可以在对应于与接合部分接合的接合位置和对应于从接合部分释放的释放位置之间移动。 当可动部分处于释放位置时,制动盘可以与滑轮一起旋转。 当可动部分处于接合位置时,制动盘停止以制动滑轮的旋转。