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    • 1. 发明授权
    • Apparatus to automatically adjust spring tension of an elevator brake to
maintain brake torque
    • 自动调节电梯制动器的弹簧张力以保持制动转矩的装置
    • US5402863A
    • 1995-04-04
    • US147472
    • 1993-11-05
    • Masahide OkumuraShigemi IwataHiroyuki Ikejima
    • Masahide OkumuraShigemi IwataHiroyuki Ikejima
    • B66B1/32
    • B66B1/32
    • An elevator adjusting apparatus for adjusting a brake torque produced by a brake for braking travel of an elevator cage includes a brake torque adjustment mode setting unit for setting an adjustment mode for the brake torque, a cage position recognizing unit for recognizing a cage position, a cage speed detecting unit for detecting a cage speed, a brake actuation command generating unit for reissuing a brake actuation command generating unit for issuing a brake actuation command when the brake torque adjustment mode is set by the brake torque adjustment mode setting unit and the cage position recognizing unit recognizes that the cage position has reached a predetermined position of a lift passage, a brake control unit for actuating the brake in response to the brake actuation command issued from the brake actuation command generating unit, and a brake torque calculating unit for calculating the brake torque based on the cage speed detected by the cage speed detecting unit during the brake actuation. With the apparatus, the brake torque can be adjusted simply accurately and efficiently without using any weights.
    • 一种用于调节由用于制动行驶的制动器产生的制动力矩的电梯调节装置,包括用于设定制动扭矩的调整模式的制动转矩调节模式设定单元,用于识别轿厢位置的轿厢位置识别单元, 用于检测轿厢速度的轿厢速度检测单元,制动促动指令发生单元,用于在制动转矩调节模式设定单元设定制动转矩调整模式时,重新发出用于发出制动动作指令的制动器动作指令生成部, 识别单元识别出轿厢位置已经到达提升通道的预定位置,用于响应于从制动致动指令产生单元发出的制动器致动指令而致动制动器的制动控制单元,以及用于计算 基于笼内速度检测单元在车架速度检测时的制动转矩 ake致动。 利用该装置,可以简单地准确和有效地调节制动转矩,而不使用任何重量。
    • 2. 发明授权
    • Control apparatus for elevator
    • 电梯控制装置
    • US4817761A
    • 1989-04-04
    • US187517
    • 1988-04-28
    • Shigemi IwataHiroyuki Ikejima
    • Shigemi IwataHiroyuki Ikejima
    • B66B1/30B66B5/02
    • B66B1/30B66B1/285
    • A control apparatus for an elevator according to this invention comprises a signal setter for setting a new value instead of a value of great variation when at least one signal at the present time among a transmission reference speed command signal transmitted to a speed controller through a transmission interface, a cage speed signal, and a controlled variable based on these signals greatly varies as compared with the time-serial value of the corresponding signal detected in the past.In this invention, the signal setter stores a value at the present time and also stores serially past values with respect to time as to the transmitted reference speed command signal, the cage speed signal, or the controlled variable based on these signals, and it sets the new value not greatly varying, as a present value if the value at the present time greatly varies in view of the past serial values of the corresponding signal. Accordingly, even if any of the transmission interface, cage speed signal-detector, etc. should fail or operate erroneously, the safety of passengers can be secured, and the elevator equipment can be prevented from being damaged.
    • 根据本发明的用于电梯的控制装置包括信号设定器,用于当通过传输发送到速度控制器的发送基准速度命令信号中的当前时刻的至少一个信号而不是大变化值时,设置新值 接口,笼速信号和基于这些信号的受控变量与过去检测到的对应信号的时间序列值相比大大变化。 在本发明中,信号设定器存储当前的值,并且还基于这些信号,存储关于发送的基准速度指令信号,轿厢速度信号或受控变量的时间的串行过去值,并且它设置 考虑到对应信号的过去串行值,如果当前值在很大程度上变化,则新值不会很大变化,如现值。 因此,即使发送接口,保持架速度信号检测器等中的任何一个发生故障或错误地操作,也可以确保乘客的安全性,并且可以防止电梯设备的损坏。
    • 4. 发明授权
    • Elevator control apparatus
    • 电梯控制装置
    • US5441127A
    • 1995-08-15
    • US155907
    • 1993-11-23
    • Hiroyuki IkejimaSigemi IwataMasayuki Yosida
    • Hiroyuki IkejimaSigemi IwataMasayuki Yosida
    • B66B1/28B66B1/44
    • B66B1/28B66B1/44
    • An elevator control apparatus comprises a torque command generating device for generating a torque command, a converter device for supplying electric power to a motor for driving an elevator car, a car position calculation device for calculating the present position of the elevator car, a compensation device for calculating an unbalanced rope torque on the sides of the elevator car and a counterweight from the torque command generated by the torque command generating device and the present position of the elevator car calculated by the car position calculation device, a load weighing device for detecting a load in the elevator car, and a final torque command supply device for adding outputs of the compensation device and the load weighing device to the torque command generated by the torque command generating device and supplying the torque command as a final torque command to the converter device. According to the apparatus, since the unbalanced load is compensated and the elevator car is driven according to the compensation, the riding quality of the elevator car is improved.
    • 电梯控制装置包括用于产生转矩指令的转矩指令生成装置,向用于驱动电梯轿厢的电动机供给电力的转换装置,用于计算电梯轿厢的当前位置的轿厢位置计算装置,补偿装置 用于根据由所述转矩指令产生装置产生的转矩指令和由所述轿厢位置计算装置计算出的所述电梯轿厢的当前位置来计算所述电梯轿厢侧和所述配重的不平衡绳索扭矩;负载称重装置, 以及最终转矩指令供给装置,用于将补偿装置和负载称重装置的输出与由转矩指令生成装置生成的转矩指令相加,并将转矩指令作为最终转矩指令提供给转换装置 。 根据该装置,由于补偿不平衡负荷并且根据补偿来驱动电梯轿厢,所以提高了电梯轿厢的乘坐质量。
    • 7. 发明授权
    • Linear motor elevator system
    • 线性电机电梯系统
    • US5141082A
    • 1992-08-25
    • US712102
    • 1991-06-07
    • Toshiaki IshiiHiroyuki IkejimaHirosi YosikawaKazuhiko SugitaShigekazu SakabeHidehiko SugimotoToshiaki MaeharaTakesi Kisimoto
    • Toshiaki IshiiHiroyuki IkejimaHirosi YosikawaKazuhiko SugitaShigekazu SakabeHidehiko SugimotoToshiaki MaeharaTakesi Kisimoto
    • B66B9/02B66B11/04H02K41/02H02K41/03
    • H02K41/03B66B11/0407
    • A linear motor elevation system comprising an elongated magnetic induction member (21) mounted along the hoistway. The induction member (21) has a plurality of magnetic poles (21a) disposed at equal intervals along the hoistway so that they face toward the armature (27). An elevator car (4) or a counter weight has attached thereto a field magnet (26) disposed in a facing relationship with respect to the magnetic induction member (21) for generating magnetic poles in the induction member (21). The field magnet (26) comprises an iron core (23) having a U-shaped cross section including a central web portion on which a field winding 24 is wound and parallel flange portions extending from the web portion toward the magnetic induction member (21). An armature (27) comprising armature windings (25) wound on teeth formed in the magnetic induction member (21) is also disposed on the car (4) in a facing relationship with resepct to the magnetic induction member (21) for generating a progressive magnetic field acting on the magnetic induction member (21) to generate an electromagnetic drive force for moving the car (4) along the hoistway. The magnetic induction element (31) may have a guide surface which is in guiding engagement with guide rollers (41) mounted on the car (4) for guiding it along the hoistway.
    • 一种线性电动机升降系统,包括沿井道安装的细长磁感应构件(21)。 感应构件(21)具有沿着井道等间隔设置的多个磁极(21a),使得它们朝向电枢(27)。 电梯轿厢(4)或配重装有一个磁场磁体(26),该磁场磁体相对于磁感应构件(21)以与磁感应构件(21)相对的方式设置,用于在感应构件(21)中产生磁极。 场磁体(26)包括铁芯(23),其具有包括中心腹板部分的U形横截面,其上缠绕有磁场绕组24,并且从腹板部分朝向磁感应构件(21)延伸的平行凸缘部分, 。 包括缠绕在形成在磁感应构件(21)中的齿上的电枢绕组(25)的电枢(27)也以与磁感应构件(21)相对的对置关系设置在轿厢(4)上,用于产生渐进 磁场作用在磁感应构件(21)上,以产生用于沿着井道移动轿厢(4)的电磁驱动力。 磁感应元件(31)可以具有与安装在轿厢(4)上的引导辊(41)引导接合的引导表面,用于沿着井道引导。
    • 8. 发明授权
    • Control apparatus for A.C. elevator
    • 交流电梯控制装置
    • US4719995A
    • 1988-01-19
    • US46390
    • 1987-05-06
    • Hiroyuki Ikejima
    • Hiroyuki Ikejima
    • B66B5/02B66B1/28B66B1/30H02H7/08H02P3/06H02P3/18H02P23/00
    • B66B1/30
    • A control apparatus for an A.C. elevator having a variable voltage and variable frequency inverter for driving an induction motor coupled to a cage of the elevator, a control device for controlling the inverter in accordance with a deviation between a speed signal detected from the induction motor and a speed command signal having a preset value, and an abnormality detection device for interrupting feed of the A.C. power to the induction motor upon detecting that a slip frequency command corresponding to the deviation is greater than a predetermined set value and continues exceeding the predetermined set value in excess of a predetermined period of time.
    • 一种用于交流电梯的控制装置,具有用于驱动耦合到电梯的轿厢的感应电动机的可变电压和可变频率逆变器,用于根据从感应电动机检测的速度信号和从感应电动机检测到的速度信号之间的偏差来控制逆变器的控制装置 具有预设值的速度指令信号,以及异常检测装置,用于在检测到与偏差相对应的滑差频率指令大于预定设定值并且继续超过预定设定值时中断向感应电动机供电的交流电力 超过预定时间段。
    • 9. 发明授权
    • Apparatus for controlling an elevator to reduce vibrations created in a
linear drive motor
    • 用于控制电梯以减少在线性驱动电动机中产生的振动的装置
    • US5542501A
    • 1996-08-06
    • US344631
    • 1994-11-17
    • Hiroyuki IkejimaMasanori Yasue
    • Hiroyuki IkejimaMasanori Yasue
    • B66B1/30B66B1/34
    • B66B1/30
    • An apparatus for controlling an elevator capable of providing enhanced comfort to passengers by reducing and compensating for propulsion change and propulsion ripples, the apparatus comprising an acceleration sensor for detecting the moving acceleration of an elevation member, and a control circuit including a speed controller for generating an acceleration command to be issued to the elevation member in accordance with a speed deviation. An acceleration controller for generating a corrected propulsion command to be issued to the elevation member in accordance with an acceleration deviation between the acceleration command and the moving acceleration is provided and a electric power command generater for generating an electric power command to be issued to the inverter in accordance with the corrected propulsion command is also provided. In the described apparatus the moving acceleration is feedback-controlled by a control system having a high cut-off frequency so that an inverter electric command exhibiting excellent control responsiveness is generated.
    • 一种用于控制电梯的装置,其能够通过减少和补偿推进变化和推进波纹来为乘客提供增强的舒适度,该装置包括用于检测升降构件的移动加速度的加速度传感器,以及包括速度控制器的控制电路, 根据速度偏差向升降构件发出的加速指令。 提供一种加速控制器,用于根据加速度指令与移动加速度之间的加速度偏差产生要向升降构件发出的校正推进指令,并且将用于产生要发送给逆变器的电力指令的电力指令发生器 也提供了根据修正的推进指令。 在所描述的装置中,移动加速度由具有高截止频率的控制系统进行反馈控制,从而产生表现出优异的控制响应性的逆变器电气命令。