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1. 发明专利

JP2011183502A End surface processing device and end surface processing method of cylindrical structure 审中-公开
标题翻译：端面加工装置和圆柱结构的端面加工方法
公开(公告)号：JP2011183502A
公开(公告)日：2011-09-22
申请号：JP2010050946
申请日：2010-03-08
申请人： Toshiba Corp , 株式会社東芝
发明人： KOMOTORI TAKESHI , MOTOKI HIDEO , MATSUMURA HIROTOSHI , SUDO KAZUO , TOKUNAGA YOSHIHARU
IPC分类号： B24B27/00 , B23K31/00 , B24B9/00 , B24B55/08 , G21C19/02
摘要： PROBLEM TO BE SOLVED: To provide an end surface processing technology of a cylindrical structure for applying accurate and smooth end surface processing to an upper end surface of the cylindrical structure using a guided grinder, using a guide tool device constituted by successively installing a plurality of guide tools in the peripheral direction of the cylindrical structure. SOLUTION: This invention is an end surface processing method of the cylindrical structure for performing the end surface processing on the upper end surface of the cylindrical structure 13 for installing the other cylindrical structure 12 by welding on the cylindrical structure 13 arranged in a reactor vessel 11. In this method, the guide tool device 20 having a plurality of guide tools 18 in an arc shape successively installed in a plan view, is arranged in the peripheral direction of the cylindrical structure 13, and a holding mechanism holding the grinder is movably arranged in the peripheral direction on a flange guide 21 formed at the top of the guide tool device 20, and a grinding wheel of the grinder rotatingly driven around the vertical axis is transferred in the peripheral direction while being guided by the guide tool device 20, and thereby, fabrication is performed by performing the end surface processing by grinding on the upper end surface of the cylindrical structure 13. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供圆柱形结构的端面加工技术，使用引导式研磨机将圆柱形结构的上端面精确平滑地进行加工，使用由连续安装构成的导向工具装置在圆柱形结构的圆周方向上的多个引导工具。解决方案：本发明是一种用于在圆筒形结构13的上端面进行端面加工的圆柱形结构的端面加工方法，用于通过焊接在另一圆柱形结构12上的圆柱形结构13上安装在这种方法中，在圆筒形结构13的圆周方向上布置有具有沿平面图连续安装的弧形状的多个导向工具18的导向工具装置20和保持磨床的保持机构沿圆周方向可移动地布置在形成在导向工具装置20的顶部的凸缘引导件21上，并且绕垂直轴旋转驱动的研磨机的砂轮在周向方向上被导向工具装置引导因此，通过在圆筒形结构体1的上端面进行研磨而进行端面加工，进行制造 3.版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2007178334A Work trestle inside nuclear reactor 审中-公开
标题翻译：核反应堆内的工作目标
公开(公告)号：JP2007178334A
公开(公告)日：2007-07-12
申请号：JP2005378714
申请日：2005-12-28
申请人： Toshiba Corp , 株式会社東芝
发明人： HATAKE HARUHIKO , HIROSE KINZO , YAMAGUCHI OSAMU , SUDO KAZUO , YASUDA TOSHIHIRO , ABURA AKINORI , UENO KENICHI
IPC分类号： G21C19/02
摘要： PROBLEM TO BE SOLVED: To efficiently restore an original jet pump structure not depending solely on remote operation without causing the problem related to exposure when jet pumps are replaced.
SOLUTION: Working floors 3, 4, 5, 6 are arranged, inside a nuclear reactor pressure vessel, on the reactor bottom section, a recirculation nozzle section of the jet pump and a riser brace section and above the jet pump. The uppermost working floor 6 arranged above the jet pump is provided with a plurality of segments divided circumferentially and capable of being opened and closed, and can be opened circumferentially in an arbitrary direction. The working floor 5 disposed in the riser brace is provided with a rotary table 25 capable of being turned around the circumference of a column and a rotary drive mechanism 26 for driving the rotary table.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了有效地恢复原始喷射泵结构，而不是仅仅依赖于远程操作，而不会在喷射泵更换时引起与曝光有关的问题。解决方案：工作层3,4,5,6在反应堆底部的核反应堆压力容器内部，喷射泵的再循环喷嘴部分和提升管支架部分以及喷射泵上方布置。布置在喷射泵上方的最上层的工作台面6设置有沿圆周方向分割并能够打开和关闭的多个段，并且可沿任意方向周向地开放。设置在立管支架中的工作台5设置有能够绕柱的圆周转动的旋转台25和用于驱动旋转台的旋转驱动机构26。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2004325219A Platform for work in nuclear reactor, and working method in nuclear reactor 审中-公开
公开(公告)号：JP2004325219A
公开(公告)日：2004-11-18
申请号：JP2003119668
申请日：2003-04-24
申请人： Toshiba Corp , 株式会社東芝
发明人： WATANABE YUSUKE , SUDO KAZUO , YASUDA TOSHIHIRO , HAMAMOTO YOSHIO
IPC分类号： G21C19/02
摘要： PROBLEM TO BE SOLVED: To perform works at a plurality of spots from the upside of a nuclear reactor simultaneously in parallel and efficiently in a short time to thereby shorten the distance to a working position, to enlarge the moving range in the same protective clothing by enlarging the floor area in the same controlled area, and to enable a plurality of persons to perform simultaneously work for confirming the working state or results in the nuclear reactor.
SOLUTION: This platform is equipped with a floor 8 installed detachably on an operation floor 6 on the upside of the reactor and having an opening 10 facing to the inside of the reactor 1, a plurality of struts 19 erected in arrangement enclosing the opening 10 on the floor 8, a beam 21 constructed between the struts, and two or more hoists 24 movable along the horizontal plane, provided on the beam.
COPYRIGHT: (C)2005,JPO&NCIPI

4. 发明专利

JP2004317181A Device and method for electric discharge machining outside core shroud 审中-公开
公开(公告)号：JP2004317181A
公开(公告)日：2004-11-11
申请号：JP2003108491
申请日：2003-04-11
申请人： Toshiba Corp , 株式会社東芝
发明人： KOJIMA MASAYOSHI , HIDAKA YUKIAKI , SUDO KAZUO , WATANABE YUSUKE , KASAI SHIGERU , HIROSE KINZO
IPC分类号： G21C19/02 , B23H9/00
摘要： PROBLEM TO BE SOLVED: To provide a device and a method for electric discharge machining outside a core shroud which easily and efficiently enables electrical discharge machining while maintaining the integrity of structures without causing any fractures or deformations of them.
SOLUTION: While the device is equipped with a central rod 8 which is fixed and located in the central position of a top guide arranged on a core shroud, a turning flat car 9 which is turnably arranged on the central rod 8 and can turn along the periphery of an upper end of the core shroud and a turning arm 15 which is located vertically below along the outer peripheral surface of the core shroud from the turning flat car 9, is shaped like a drooping rod and can move up and down and turn as a device which enables a tool to gain access to a machining position outside the core shroud; the device includes an electrical discharge machine 7a which is detachably mounted at a lower end of an access device 5. The electric discharge machine 7a has a chuck 23 locked to a locking part 16 arranged at a lower end of the turning arm 15 of the access device 5, a mast 7 with an arm which is linked to the chuck 23, droops and can rotate by itself and an electrical discharge machine which is arranged at a lower end of the mast with the arm and conducts electric discharge machining in a machining position.
COPYRIGHT: (C)2005,JPO&NCIPI

5. 发明专利

JP2004317180A Device and method for electric discharge machining inside core shroud 审中-公开
公开(公告)号：JP2004317180A
公开(公告)日：2004-11-11
申请号：JP2003108490
申请日：2003-04-11
申请人： Toshiba Corp , 株式会社東芝
发明人： KOJIMA MASAYOSHI , HIDAKA YUKIAKI , SUDO KAZUO , WATANABE YUSUKE , TSUJI KOICHI , HIROSE KINZO
IPC分类号： G21C19/02 , B23H9/00
摘要： PROBLEM TO BE SOLVED: To carry out preventive maintenance and repair for in-reactor structures securely through laser-light irradiation by positioning an object easily, quickly and accurately by remote control from above a reactor.
SOLUTION: A device is equipped with an access device 5 for the tool access to a machining position inside a core shroud 2 and an electric discharge machine 6 that is detachably mounted on the access device 5. The access device 5 has an upper end fixing part 7 which is fixed into an interstice between lattices of a top guide or a hole for supporting fuel of a core support, a lower end fixing part 11 which is fixed into an upper end of a control rod drive mechanism housing 4, a rotary rod 9 which is linked between the part 7 and the part 11 and can rotate on its vertical axis and a chuck 22 for installing the electric discharge machine 6 which is mounted on the lateral part of the rotary rod 9 so that it can advance and retreat and whose horizontal and vertical positions can vary. The electric discharge machine 6 has a locking part 25 which is locked to the chuck 22 of the access device 5 and a main body part 6a for electric discharge machining which is linked to the locking part 25 and conducts electric discharge machining in the machining position.
COPYRIGHT: (C)2005,JPO&NCIPI

6. 发明专利

JP2014047043A Unloading device 有权
标题翻译：卸载装置
公开(公告)号：JP2014047043A
公开(公告)日：2014-03-17
申请号：JP2012191991
申请日：2012-08-31
申请人： Toshiba Corp , 株式会社東芝
发明人： URAGUCHI KOHEI , SUDO KAZUO , YUGUCHI YASUHIRO , OKA KEIICHIRO , SUGAWARA ATSUSHI , TERAI FUJIO , HOZUMI HISASHI , HIROSE YUKINORI
IPC分类号： B66F7/10 , B66F5/00 , E04G21/14 , G21C13/00
CPC分类号： Y02E30/40
摘要： PROBLEM TO BE SOLVED: To provide an unloading device accessible to an upper floor in a building without interference in the building, even when a large lifting range is needed.SOLUTION: An unloading device 10 includes: a gondola 11 with a platform 22 and provided with a carrying in/out port of an object; a joint pipe removable lifting device 12 movably disposed in a lower side of the platform, and for adjusting the connecting number of joint pipes by repeating the gripping and lifting of the joint pipes 25 configured to be removable from a bottom surface of the platform and plurally connectable in a longitudinal direction; a horizontal load support 13 for supporting a horizontal load acting on the gondola, and lifted in conformity with the lifting of the gondola; a crawler 15 for making the unloading device travel; a sub-gate 14 lifted in a predetermined range while placing the object; a power supply unit 16 for supplying an operating power of the unloading device; a control unit 19 for controlling a movement such as the gondola; and an operation unit 20 for providing an operation command to the control unit.
摘要翻译：要解决的问题：即使在需要大的提升范围时，即使在需要大的提升范围的情况下，也可以在建筑物中的上层楼板上提供可以抵达建筑物上层的卸载装置。解决方案：卸载装置10包括：具有平台22的提供的吊篮11 携带物品的进/出口; 可移动地设置在平台的下侧的联接管可移除提升装置12，并且用于通过重复抓住和提升构造成可从平台的底表面移除的接合管25并且多个在纵向可连接; 水平负载支撑件13，用于支撑作用在吊舱上的水平负载，并且与升降缆车相一致地提升; 用于使卸载装置行进的履带15; 在放置物体的同时在预定范围内提升的子门14; 用于提供卸载装置的操作电力的电源单元16; 用于控制诸如缆车的移动的控制单元19; 以及用于向控制单元提供操作命令的操作单元20。

7. 发明专利

JP2013246101A Device and method for inserting device for checking inside of reactor container 有权
标题翻译：用于插入装置以检查反应器容器内部的装置和方法
公开(公告)号：JP2013246101A
公开(公告)日：2013-12-09
申请号：JP2012121264
申请日：2012-05-28
申请人： Toshiba Corp , 株式会社東芝
发明人： HIDAKA YUKIAKI , SAKAI YASUHIRO , SATO TANOSHI , FUJITA TOMOKI , SASAKI YUICHIRO , SUDO KAZUO
IPC分类号： G21C17/003 , G21C19/02
摘要： PROBLEM TO BE SOLVED: To provide a device and a method for inserting an inside-inside-checking device of a reactor container into the inside of the reactor container, without increasing a size and a weight of the device and without releasing radioactive substance in the reactor container to the outside.SOLUTION: An insertion device 10 is a device, air-tightly connected to a penetration 4 communicating with a reactor container 1, and for inserting an inside-checking device 24 for checking the inside of the reactor container 1 through the penetration 4 into the inside of the reactor container 1. The insertion device 10 comprises: an ejector nozzle 11 for ejecting gas with a higher pressure than that of the inside of the reactor container 1 toward the reactor container 1; a gas cylinder 12 for supplying gas to the ejector nozzle 11; and an on-off valve 14 disposed between the ejector nozzle 11 and the gas cylinder 12, and for opening and closing a channel connecting the ejector nozzle 11 and the gas cylinder 12.
摘要翻译：要解决的问题：提供一种用于将反应堆容器的内部内部检查装置插入反应堆容器内部的装置和方法，而不增加装置的尺寸和重量，并且不会释放放射性物质反应器容器到外部。解决方案：插入装置10是气密地连接到与反应堆容器1连通的穿透部4的装置，并且用于插入用于检查反应堆容器1内部的内部检查装置24，穿透4进入反应堆容器1的内部。插入装置10包括：喷射器喷嘴11，用于将压力高于反应容器1内部的气体朝向反应器容器1喷射; 用于向喷射器喷嘴11供给气体的气瓶12; 以及设置在喷射喷嘴11和气瓶12之间的开关阀14，并且用于打开和关闭连接喷射器喷嘴11和气瓶12的通道。

8. 发明专利

JP2009264850A Device and method for reinforcing reactor core spray system pipe 审中-公开
标题翻译：用于增强反应堆芯喷涂系统管的装置和方法
公开(公告)号：JP2009264850A
公开(公告)日：2009-11-12
申请号：JP2008113116
申请日：2008-04-23
申请人： Toshiba Corp , 株式会社東芝
发明人： SUGANUMA NAOTAKA , ABURA AKINORI , SUDO KAZUO , SATO TANOSHI , HATAKE HARUHIKO , HIDAKA YUKIAKI , MATSUNAGA KEIJI , HIROSE KINZO
IPC分类号： G21C15/18 , G21D1/00
CPC分类号： G21C15/18 , F16L13/06 , F16L43/02 , Y02E30/40 , Y10T29/49718
摘要： PROBLEM TO BE SOLVED: To prevent the occurrence of cracks or the development of generated cracks for all welded lines in a reactor core spray system piping, while protecting welding seams even if cracks develop and ultimately damage the reactor core spray system piping, and keeping the function of a reactor core spray system at the occurrence of a loss of coolant accident. SOLUTION: A device for reinforcing a reactor core spray system piping is disposed on the outer peripheral side of the welded part of a reactor core spray system piping 4 and across the welded line 10 of a welded part, and holds the outer peripheral surface of the reactor core spray system piping 4 at a position symmetrically with respect to an axis. The device includes bolts 13 and 14 serving as a mechanical fastening mechanism for applying a compression force from the outer peripheral side of the reactor core spray system piping onto a welded part formed on a clamp 21 or the like. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题为了防止反应堆堆芯喷射系统管道中的所有焊接线产生裂缝或产生裂缝，同时即使裂纹发生并且最终损坏反应堆堆芯喷射系统管道也能保护焊缝，并且在发生冷却剂事故损失的情况下保持反应堆堆芯喷雾系统的功能。解决方案：用于加强反应堆堆芯喷射系统管道的装置设置在反应堆堆芯喷射系统管道4的焊接部分的外周侧上并跨过焊接部分的焊接线10，并且保持外周反应堆芯喷雾系统管道4的表面在相对于轴对称的位置。该装置包括用作机械紧固机构的螺栓13和14，用于将压力从反应堆芯喷射系统管道的外周侧施加到形成在夹具21等上的焊接部分上。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2008232678A Core shroud replacement method 审中-公开
标题翻译：核心SHROUD替代方法
公开(公告)号：JP2008232678A
公开(公告)日：2008-10-02
申请号：JP2007069592
申请日：2007-03-16
申请人： Toshiba Corp , 株式会社東芝
发明人： SUDO KAZUO , SATO TANOSHI , ABURA AKINORI , HIROSE KINZO , KATSUMA SHINICHI , YASUDA TOSHIHIRO
IPC分类号： G21C19/02 , G21C13/00
CPC分类号： Y02E30/40
摘要： PROBLEM TO BE SOLVED: To shorten greatly a period from manufacture of a new core shroud until finish of a replacement work through conveyance into the core shroud and an apparatus assembly work.
SOLUTION: This method has a core shroud manufacturing process for manufacturing the core shroud on an operation floor over a reactor pressure vessel, and performing installation of a load supporting plate of the core shroud; a core shroud installation process for suspending and installing the manufactured core shroud from the operation floor into the reactor pressure vessel; a load supporting plate carrying-out process for carrying out in a body the load supporting plate to the operation floor side after installation of the core shroud; and an incore apparatus assembly process for dividing an internal space of the core shroud into an upper side working domain and a lower side working domain based on an installation height position of a core support plate, and advancing an assembly work of incore apparatuses by accessing each working domain respectively individually.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：从制造新的芯护罩到完成更换作业到运输到芯护罩和设备组装工作之间的时间大大缩短。解决方案：该方法具有用于在反应堆压力容器上的操作台上制造芯护罩的核心护罩制造工艺，并且执行芯护罩的负载支撑板的安装; 用于将制造的芯护罩从操作底板悬挂并安装到反应堆压力容器中的核心护罩安装过程; 用于在安装芯护罩之后，在负载支承板上运行到操作底板侧的负载支承板执行过程; 以及基于芯支撑板的安装高度位置将芯护罩的内部空间分割成上侧工作区域和下侧工作区域的焚烧装置组装处理，并且通过访问每个工作区域来进行焚烧装置的组装工作分别单独工作。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2008134108A Jet pump replacement method 审中-公开
标题翻译：喷射泵更换方法
公开(公告)号：JP2008134108A
公开(公告)日：2008-06-12
申请号：JP2006319325
申请日：2006-11-27
申请人： Toshiba Corp , 株式会社東芝
发明人： ABURA AKINORI , YASUDA TOSHIHIRO , SUDO KAZUO , HATAKE HARUHIKO , KINUGASA KUNIHIKO , MORI HIROSHI , UENO KENICHI , HIROSE KINZO
IPC分类号： G21C19/02 , G21C15/25
CPC分类号： Y02E30/40
摘要： PROBLEM TO BE SOLVED: To shorten a working time in a reactor to the utmost, and to thereby reduce an exposure dose of an operator, by performing each installation work of a riser tube and a diffuser simultaneously when performing a jet pump replacement work.
SOLUTION: In this jet pump replacement method for replacing the jet pump arranged on an annular part between a core shroud of a reactor pressure vessel and an inner wall of the reactor pressure vessel, for circulating a coolant in the core in the connected state to a recirculation system, an installation work of the riser tube 11, a riser brace 13 and the diffuser 14 constituting the jet pump at the replacement time is performed simultaneously in a procedure wherein each work does not interfere with each other.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了最大限度地缩短反应器中的工作时间，并且由此减少操作者的曝光剂量，通过在执行喷射泵更换时同时执行提升管和扩散器的每次安装工作工作。解决方案：在该喷射泵更换方法中，用于更换布置在反应堆压力容器的芯护罩和反应堆压力容器的内壁之间的环形部分上的喷射泵，用于使连接的核心中的冷却剂循环状态到再循环系统，在其中每个工件不彼此干扰的过程中同时执行提升管11，升降器支架13和构成喷射泵的更换时间的扩散器14的安装工作。版权所有（C）2008，JPO＆INPIT

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