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    • 81. 发明专利
    • Power conversion apparatus and control method for ac electric vehicle
    • 交流电动车的动力转换装置及控制方法
    • JP2010288451A
    • 2010-12-24
    • JP2010177154
    • 2010-08-06
    • Hitachi LtdHitachi Mito Engineering Co Ltd日立水戸エンジニアリング株式会社株式会社日立製作所
    • OHASHI MIYAKOOZAWA HIROYUKI
    • B60L9/24H02M7/48H02P27/08
    • Y02T10/7216Y02T10/7241Y02T10/725
    • PROBLEM TO BE SOLVED: To provide a power conversion apparatus for an AC electric vehicle, which suppresses loss of a semiconductor switching element in a multi-pulse region and increases an output of an inverter in one-pulse region. SOLUTION: A converter controller 4 of the power conversion apparatus for an AC electric vehicle includes: a means of outputting a voltage approximate to a lower limit of an AC voltage output relating to an AC stringing voltage as a first DC voltage target value, a means of outputting such a DC voltage that an output voltage of the inverter 2 becomes a maximum as a second DC voltage changing with an output frequency of the inverter, and a maximum value selection means of selecting the first DC voltage target value or a second DC voltage target value which is larger than the other as a DC voltage target value. In addition, a DC voltage in a multi-pulse mode is set lower than a DC voltage in a one-pulse mode. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种用于交流电动车辆的电力转换装置,其抑制多脉冲区域中的半导体开关元件的损耗,并且增加一个脉冲区域中的逆变器的输出。 解决方案:用于AC电动车辆的电力转换装置的转换器控制器4包括:输出接近AC电压输出下限的电压作为第一DC电压目标值的装置 输出逆变器2的输出电压变为最大值的直流电压作为变换为逆变器的输出频率的第二直流电压的装置,以及选择第一直流电压目标值的最大值选择单元 作为直流电压目标值大于另一个的第二直流电压目标值。 此外,将多脉冲模式中的直流电压设定为低于单脉冲模式的直流电压。 版权所有(C)2011,JPO&INPIT
    • 83. 发明专利
    • Elevator control device
    • 电梯控制装置
    • JP2010184749A
    • 2010-08-26
    • JP2009028284
    • 2009-02-10
    • Hitachi LtdHitachi Mito Engineering Co Ltd日立水戸エンジニアリング株式会社株式会社日立製作所
    • FUKADA HIRONORIFURUHASHI MASAYATAKAYAMA NAOKIWATANABE NOBUKAZUSHINOZUKA HIROKI
    • B66B1/30
    • PROBLEM TO BE SOLVED: To continue elevator service (operation), by operating an elevator driving semiconductor element in a range of a limit value of heat radiating performance, by calculating the heat radiating performance by detecting clogging of a dustproof filter. SOLUTION: This elevator control device includes an elevator driving means having an elevator driving element, the dustproof filter, a detecting means for detecting the clogging of the dustproof filter, and an elevator control means for controlling the elevator driving means. The elevator control means determines the heat radiating performance of the elevator driving element based on a clogging quantity of the dustproof filter detected by the detecting means (S3), and arithmetically operates a limit value of an acceleration speed and torque to the elevator driving means based on this heat radiating performance (S5), and continues the elevator operation by outputting the limit value to the elevator driving means (S8) when the limit value of the acceleration speed and the torque is smaller than ordinary acceleration speed and torque of causing no clogging (S6). COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:通过通过检测防尘过滤器的堵塞来计算散热性能,通过在散热性能的极限值的范围内操作电梯驱动半导体元件来继续电梯服务(操作)。 解决方案:该电梯控制装置包括具有电梯驱动元件的电梯驱动装置,防尘过滤器,用于检测防尘过滤器堵塞的检测装置,以及用于控制电梯驱动装置的电梯控制装置。 电梯控制装置基于由检测装置检测到的防尘过滤器的堵塞量(S3)来确定电梯驱动元件的散热性能,并将加速度和转矩的极限值算术运算到电梯驱动装置 在这种散热性能(S5)下,当加速度和扭矩的极限值小于普通加速度和没有堵塞的扭矩时,通过向电梯驱动装置输出极限值(S8)来继续升降机操作 (S6)。 版权所有(C)2010,JPO&INPIT
    • 86. 发明专利
    • Elevator operation panel
    • 电梯操作面板
    • JP2010001134A
    • 2010-01-07
    • JP2008161638
    • 2008-06-20
    • Hitachi LtdHitachi Mito Engineering Co Ltd日立水戸エンジニアリング株式会社株式会社日立製作所
    • NAGAO AKIRASAKAI MITSURUIWASE SHIGEKIOSAWA TAKUYA
    • B66B1/46
    • PROBLEM TO BE SOLVED: To provide a panel member facilitating attaching and removing works, having a simple structure and preventing removal by mischief. SOLUTION: An operation panel includes an operation panel box 17 arranged almost vertically on a wall surface of a car of an elevator or the like and the panel member attached to its front face. The panel member is formed while being separated in an upper body 3 and a lower body 1 arranged below it. The lower body is provided with first projection surfaces 13 respectively projecting to a rear face side from right and left side edges. The first projection surface is formed with an engagement groove 23 for moving the lower body downward with the engagement groove fitted to a projection portion 21 which projects from an inner surface of the operation panel box. The upper body is provided with second projection surfaces 15 respectively projecting to the rear face side from right and left side edges and on side faces A of the operation panel box, and elastic members 25 for urging the second projection surfaces to the side faces A are attached to the side surface A. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种便于安装和拆卸工作的面板构件,具有简单的结构并防止恶作剧的移除。 解决方案:操作面板包括几乎垂直地布置在电梯等的轿厢的壁面上的操作面板箱17和附接到其前面的面板构件。 面板构件形成为在上体3和布置在其下方的下体1分离。 下体设置有分别从右侧边缘和左侧边缘突出到后表面侧的第一突出表面13。 第一突出面形成有用于使下体向下移动的卡合槽23,卡合槽装配到从操作面板箱的内表面突出的突出部21。 上体设置有分别从操作面板箱的左右侧边缘和侧面A向背面侧突出的第二突出面15,以及用于将第二突出面向侧面A推压的弹性部件25, 附件A侧。A.版权所有(C)2010,JPO&INPIT
    • 87. 发明专利
    • Car position indicator of elevator
    • 电梯的汽车位置指示器
    • JP2009286554A
    • 2009-12-10
    • JP2008139719
    • 2008-05-28
    • Hitachi LtdHitachi Mito Engineering Co Ltd日立水戸エンジニアリング株式会社株式会社日立製作所
    • OKADA TAKAHIROSEKINE HIDENORI
    • B66B3/02
    • PROBLEM TO BE SOLVED: To provide a car position indicator of an elevator capable of clearly indicating a current floor position and an operating direction of a car in a limited indication area.
      SOLUTION: A current floor position and an operating direction of a car are arranged above and below car position indication means 61. When the car moves in an upward direction, indication of the operating direction is arranged at a top of an indication area of the car position indication means 61, and indication of the current floor position is arranged at a bottom of the indication area of the car position indication means 61, so as to indicate the direction and the position (61-1). When the car moves in a downward direction, the indication of the current floor position is arranged at the top of the indication area of the car position indication means 61, and the indication of the operating direction is arranged at the bottom of the indication area of the car position indication means 61, so as to indicate the direction and the position.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够在有限的指示区域中清楚地指示当前楼层位置和轿厢的操作方向的电梯的轿厢位置指示器。 解决方案:轿厢的当前楼层位置和行驶方向被布置在轿厢位置指示装置61的上方和下方。当轿厢向上移动时,操作方向的指示被布置在指示区域的顶部 轿厢位置指示装置61的指示区域的位置的位置指示装置61的位置指示装置61的指示区域的底部,并指示方向和位置(61-1)。 当轿厢向下移动时,当前楼层位置的指示被布置在轿厢位置指示装置61的指示区域的顶部,并且操作方向的指示被布置在 轿厢位置指示装置61,以指示方向和位置。 版权所有(C)2010,JPO&INPIT
    • 88. 发明专利
    • Railing for man conveyor
    • 铁路运输人员
    • JP2009234692A
    • 2009-10-15
    • JP2008080886
    • 2008-03-26
    • Hitachi LtdHitachi Mito Engineering Co Ltd日立水戸エンジニアリング株式会社株式会社日立製作所
    • OKAMURA NAOKOICHIGE TOSHIHIKOKASHIWAKURA SHINYANAKAJO ISATOTAKEDA KENJI
    • B66B23/22
    • PROBLEM TO BE SOLVED: To provide an escalator capable of attaching and detaching a step without removing an inside deck.
      SOLUTION: The railing of a man conveyor includes: a skirt guard 2 installed in a standing manner on the side of a step 1 running endlessly and having the upper end fixed to a deck base 20 with a first screw 22; a railing panel 9 installed in a standing manner above a position in the opposite side of the step 1 of the skirt guard 2; an inside deck 10 provided between the railing panel 9 and the skirt guard 2 and having the skirt guard 2 side fixed to the deck base 20. The skirt guard 2 side bending end portion of the inside deck 10 is fixed to the deck base 20 with a second screw 23 so as to be flush with or inside the skirt guard. The second screw 23 and the first screw 22 are covered with a mall 24 mounted so as to project by 12 mm to 17 mm toward the step 1. Further, the mall 24 is fixed to the deck base 20 with a bolt 25 stored in the mold 24.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够在不移除内侧甲板的情况下附接和拆卸踏板的自动扶梯。 解决方案:男式输送机的栏杆包括:裙部护罩2,其以站立的方式安装在步骤1的一端不停地运行,并且上端部用第一螺钉22固定在甲板底座20上; 在裙部护罩2的台阶1的相反侧的位置上方立起的栏杆面板9; 设置在栏杆板9和裙部护罩2之间并具有固定在甲板基座20上的裙部护罩2侧的内侧甲板10.内部甲板10的裙部护罩2侧弯曲端部固定在甲板底座20上, 第二螺钉23,以便与裙部护罩齐平或内侧。 第二螺钉23和第一螺钉22被安装成朝向台阶1突出12mm至17mm的商城24覆盖。此外,商场24被固定到甲板基座20上,螺栓25被存储在 模具24.版权所有(C)2010,JPO&INPIT
    • 89. 发明专利
    • Elevator counterweight frame structure
    • 电梯相对框架结构
    • JP2009215034A
    • 2009-09-24
    • JP2008062643
    • 2008-03-12
    • Hitachi LtdHitachi Mito Engineering Co Ltd日立水戸エンジニアリング株式会社株式会社日立製作所
    • SAKURAI KENJISHUDO KATSUHARUMIYOSHI HIROSHI
    • B66B11/00
    • PROBLEM TO BE SOLVED: To provide an elevator counterweight frame structure maximizing mass as a counterweight without requiring a special weight while suppressing the length dimensions of vertical frames.
      SOLUTION: This elevator counterweight frame structure includes a pair of vertical frames 2a, 2b, an upper plate 4 installed above the vertical frames, and a lower plate 5 installed below the vertical frames, and is formed with a storage section 6 for the weight W between the opposed vertical frames. The vertical frames are formed by bending a steel plate. The upper plate is composed of leg portions 4a, 4b extending to the vertical frames and a horizontal portion 4c formed integrally with the leg portions and spanned between the leg portions. An installation space 9 with its three sides surrounded by the leg portions and horizontal portion is formed above the storage section.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种电梯配重框架结构,其将质量最大化为配重而不需要特殊重量,同时抑制垂直框架的长度尺寸。 解决方案:该电梯对重框架结构包括一对垂直框架2a,2b,安装在垂直框架上方的上板4和安装在垂直框架下方的下板5,并形成有用于 相对垂直框架之间的重量W。 垂直框架是通过弯曲钢板形成的。 上板由延伸到垂直框架的腿部4a,4b和与腿部一体地形成并横跨在腿部之间的水平部分4c组成。 在存储部的上方形成有由腿部和水平部分包围的三个侧面的安装空间9。 版权所有(C)2009,JPO&INPIT
    • 90. 发明专利
    • Emergency operation device of elevator
    • 电梯紧急运行装置
    • JP2009113937A
    • 2009-05-28
    • JP2007289723
    • 2007-11-07
    • Hitachi LtdHitachi Mito Engineering Co Ltd日立水戸エンジニアリング株式会社株式会社日立製作所
    • NAKAYAMA TETSUYASHIGETA MASAYUKIMIYATA HIROICHINAKAMURA HIDEHIROSEKIYA YUJI
    • B66B5/02
    • PROBLEM TO BE SOLVED: To provide an emergency operation device of an elevator capable of reducing the occurrence of damage due to long period earthquake motions. SOLUTION: This emergency operation device is provided with a reception means 3 for receiving an emergency earthquake flash report delivered from the outside and including seismic center information and seismic center seismic intensity information and a long period earthquake motion sensor 13 for sensing the long period earthquake motions and outputting a signal. When a control means 4a determines that the seismic center of the earthquake related to the received emergency earthquake flash report is included in an object region fixed in advance and the seismic intensity of the earthquake is a prescribed value or more, a car 9 is stopped at the nearest floor and is made a standby state by opening a door, switches an operation to a long period earthquake motion emergency operation fixed in advance when determining that there is an output of the signal from the long period earthquake motion sensor 13 during prescribed time from the occurrence of the earthquake, and returns to a normal operation when determining that there is no output of the signal from the long period earthquake motion sensor 13 during the prescribed time fixed in advance from the occurrence of the earthquake. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够减少由于长周期地震运动引起的损坏的发生的电梯的应急操作装置。 解决方案:该紧急操作装置设置有接收装置3,用于接收从外部传送的紧急地震闪烁报告,并包括地震中心信息和地震中心地震烈度信息;以及长周期地震运动传感器13,用于感测长 周期地震运动并输出信号。 当控制装置4a确定与所接收的紧急地震闪光报告相关的地震的地震中心包括在预先固定的物体区域中并且地震的地震烈度是规定值以上时,轿厢9停止在 最近的楼层通过开门而处于待机状态,当在规定的时间内确定有来自长周期地震运动传感器13的信号的输出时,将操作切换到预先固定的长时间地震动作紧急操作 发生地震,并且在从地震发生时预先确定的规定时间内确定不存在来自长周期地震运动传感器13的信号的输出时,返回到正常动作。 版权所有(C)2009,JPO&INPIT