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    • 13. 发明专利
    • Tunnel excavating method
    • 隧道掘进方法
    • JP2008106452A
    • 2008-05-08
    • JP2006287827
    • 2006-10-23
    • Kumagai Gumi Co LtdMitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd三菱重工地中建機株式会社株式会社熊谷組
    • NISHIMURA KIYOAKIOKADA TAKASHIHIROSE TOSHIBUMIKAWAGOE MASARUHOKARI MINORUTAKAHASHI YOSHIYUKISUGIYAMA MASAHIKO
    • E21D11/10E21D9/06
    • PROBLEM TO BE SOLVED: To solve a problem wherein a tunnel excavator cannot be advanced due to a drum cylinder being pressed by the pressure of the natural ground because the internal wall surface of a tunnel void part formed around the drum cylinder located in front of a spray nozzle is in an unsupported excavated state not supported by a timbering layer, in a conventional tunnel excavating method of forming the timbering layer on the internal wall surface of the tunnel void part located behind the drum cylinder.
      SOLUTION: This tunnel excavating method uses the tunnel excavator 1 comprising the drum cylinder 2, a cutter head 3 provided on the front side of the drum cylinder and a jack 5 provided on the rear side of the drum cylinder, to excavate the natural ground 44 with the cutter head 3 by driving the cutter head while advancing the tunnel excavator 1 by the jack 5. The timbering layer 43 is formed by spraying a timbering material 6 to the internal wall surface 42 of the tunnel void part 41 formed between the rear end 10 of a peripheral edge part 9 of the cutter head 3 and the front end 12 of a peripheral edge part 11 of the drum cylinder 2.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了解决由于鼓筒被天然地面的压力挤压而导致隧道式挖掘机不能前进的问题,因为位于桶筒周围的鼓筒周围形成的隧道空隙部分的内壁表面 通过在位于鼓筒后面的隧道空隙部分的内壁表面上形成木材层的常规隧道挖掘方法,喷嘴的前部处于未被木材层支撑的未支撑的挖掘状态。 解决方案:该隧道挖掘方法使用包括鼓筒2的隧道式挖掘机1,设置在鼓筒前侧的刀头3和设置在鼓筒后侧的千斤顶5,以挖掘 通过驱动刀头,同时通过千斤顶5使隧道挖掘机1前进,自然地面44与刀头3.木材层43通过将木材6喷涂到隧道空隙部分41的内壁表面42上而形成, 刀头3的周边部分9的后端10和鼓筒2的周缘部分11的前端12.版权所有(C)2008,JPO&INPIT
    • 15. 发明专利
    • Shield machine and tunnel construction method
    • 屏蔽机和隧道施工方法
    • JP2009235719A
    • 2009-10-15
    • JP2008081554
    • 2008-03-26
    • Mitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co LtdToda Constr Co Ltd三菱重工地中建機株式会社戸田建設株式会社
    • ASANO HITOSHIUKEKAWA MAKOTOSHIMOZAKA KENJIOTA MITSUHIKOSUGIYAMA MASAHIKO
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide a shield machine, capable of attaining reduction of construction period and reduction of construction cost by performing construction of a branch tunnel by one tunnel excavation and performing joining construction of a plurality of tunnels in a branch-merging part to a main tunnel, thereby simplifying the joining construction.
      SOLUTION: The shield machine 10 includes a master shield machine 12 for excavating and forming a tunnel of a predetermined section, and a plurality of slave shield machines 13 capable of starting from the master shield machine 12. The master shield machine 12 includes a starting part 32 for the plurality of slave shield machines 14 on an outer circumferential part of a master machine surface plate 20 mounted with a cutter bit 18, and the slave shield machine 14 is configured as to allow excavation of the master shield machine 12 in a state where each slave machine surface plate 34 is mounted on the starting part 32 for the slave shield machine 14 of the master machine surface plate 20, to be assembled after stopping the excavation of the shield machine 12 by integrating a slave shield machine body to each slave surface plate 34, and to be started from the starting part 32 for the slave shield machine 14 of the master surface plate 20.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种能够通过一次隧道掘进进行分支隧道的施工而实现施工期间的缩短和施工成本的降低,并且在分支管路中进行多个隧道的接合结构, 将部分合并到主隧道,从而简化了连接结构。 解决方案:屏蔽机10包括用于挖掘和形成预定部分的隧道的主屏蔽机12,以及能够从主屏蔽机12启动的多个从屏蔽机13。主屏蔽机12包括 在安装有刀头18的主机表面板20的外圆周部分上的多个从属屏蔽机14的起动部分32和从屏蔽机14被构造成允许主屏蔽机12的挖掘 在主机表面板20的副屏蔽机14的起动部32上安装有各个从机表面板34的状态,通过将从属屏蔽机体与 每个从表面板34,并从主表面板20的从属屏蔽机14的启动部分32启动。版权所有(C)2010,JPO&INPIT
    • 17. 发明专利
    • Propulsion method of tunnel excavator and reaction force support device for use in the method
    • 隧道掘进机的推进方法及其在该方法中的反应力支撑装置
    • JP2008303572A
    • 2008-12-18
    • JP2007150479
    • 2007-06-06
    • Kumagai Gumi Co LtdMitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd三菱重工地中建機株式会社株式会社熊谷組
    • NISHIMURA KIYOAKIOKADA TAKASHIHIROSE TOSHIBUMIAZEDAKA SHINICHIKAWAGOE MASARUSUGIYAMA MASAHIKOHOKARI MINORUTAKAHASHI YOSHIYUKI
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide a propulsion method of a tunnel excavator, easily obtaining excavating reaction force and propulsion reaction force of the tunnel excavator. SOLUTION: This propulsion method uses a plurality of reaction force support devices 10 for obtaining reaction force in propelling the tunnel excavator 1 by the frictional force between an outer peripheral surface 33, a tunnel cavity part 31 and an inner surface 32. The plurality of reaction force support devices are installed in the longitudinal direction in a tunnel cavity part along the propulsion direction of the tunnel excavator, and the front and rear reaction force support devices are connected to each other to construct a reaction force support structure 53. After the tunnel excavator is propelled by the frictional force between the outer peripheral surface of the reaction force support device of the reaction force support structure and the inner surface of the tunnel cavity part, the reaction force support device at the rear end of the reaction force support structure is disconnected and moved to the front of the reaction force support structure. The forward moved reaction force support device and the reaction force support device at the front end of the reaction force support structure are connected to each other to construct a new reaction force support structure 53, and the new reaction force support structure is used to propel the tunnel excavator. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供隧道挖掘机的推进方法,容易获得隧道挖掘机的挖掘反作用力和推进反作用力。 解决方案:该推进方法使用多个反作用力支撑装置10,用于通过外周表面33,隧道腔部分31和内表面32之间的摩擦力获得推进隧道挖掘机1的反作用力。 多个反作用力支撑装置沿着隧道挖掘机的推进方向在隧道空腔部分中沿长度方向安装,并且前后反作用力支撑装置彼此连接以构成反作用力支撑结构53.之后 隧道挖掘机由反作用力支撑结构的反作用力支撑装置的外周面与隧道空腔部分的内表面之间的摩擦力推动,反作用力支撑件后端的反力支撑装置 结构断开并移动到反作用力支撑结构的前部。 反作用力支撑装置前方的反作用力支撑装置和反作用力支撑装置相互连接构成新的反作用力支承结构53,新的反作用力支承结构用于推进 隧道挖掘机。 版权所有(C)2009,JPO&INPIT
    • 18. 发明专利
    • Tunnel excavator
    • 隧道挖掘机
    • JP2008106456A
    • 2008-05-08
    • JP2006287951
    • 2006-10-23
    • Kumagai Gumi Co LtdMitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd三菱重工地中建機株式会社株式会社熊谷組
    • NISHIMURA KIYOAKIOKADA TAKASHIHIROSE TOSHIBUMIKAWAGOE MASARUHOKARI MINORUTAKAHASHI YOSHIYUKISUGIYAMA MASAHIKO
    • E21D9/06
    • PROBLEM TO BE SOLVED: To solve a problem wherein a tunnel excavator cannot be advanced due to a drum cylinder being pressed by the pressure of the natural ground in a conventional tunnel excavator because the internal wall surface of a tunnel void part formed around the drum cylinder located in front of a spray nozzle is in an unsupported excavated state not supported by a timbering layer.
      SOLUTION: The tunnel excavator comprises the drum cylinder 2, a cutter head 3 provided on the front side of the drum cylinder 2 and a jack 5 provided on the rear side of the drum cylinder 2, and excavates the natural ground 44 with the cutter head 3 by rotationally driving the cutter head 3 while advancing by the drive of the jack 5, wherein the spray nozzle 32 for spraying a timbering material to the internal wall surface 42 of the tunnel void part 41 formed between the rear end 10 of a peripheral edge part 9 of the cutter head 3 and the front end 12 of a peripheral edge part 11 of the drum cylinder 2 is provided at the front end 45 close to the peripheral edge part 11 of the drum cylinder 2 which is a nonrotating part.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:为了解决由于在现有的隧道式挖掘机中由于鼓筒被天然地面的压力而被压制的隧道式挖掘机不能提前的问题,因为隧道式空心部分的内壁面形成在 位于喷嘴前面的鼓筒处于未被木材层支撑的未支撑的挖掘状态。 解决方案:隧道挖掘机包括鼓筒2,设置在鼓筒2的前侧的切割头3和设置在鼓筒2的后侧上的千斤顶5,并且将天然地面44与 刀头3通过旋转地驱动刀头3,同时通过千斤顶5的驱动而前进,其中喷射喷嘴32用于将木材材料喷射到形成在隧道空隙部分41的内壁表面42之间, 刀头3的周缘部9和鼓筒2的周缘部11的前端12设置在前端45处,靠近鼓筒2的周缘部11,滚筒2是作为非旋转部 。 版权所有(C)2008,JPO&INPIT
    • 20. 发明专利
    • Elector device and tunnel excavator
    • 选矿设备和隧道掘进机
    • JP2007308952A
    • 2007-11-29
    • JP2006138523
    • 2006-05-18
    • Mitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co LtdTaisei Corp三菱重工地中建機株式会社大成建設株式会社
    • SUGIYAMA MASAHIKOKAMIMURA JOJITAKEUCHI YOJISHIMADA TETSUJI
    • E21D11/40
    • PROBLEM TO BE SOLVED: To provide an erector device which is light in weight, small in foot print, and can mount thereon an auxiliary device such as a shape retaining device, and to provide a tunnel excavator.
      SOLUTION: In the erector device 17 which functions to assemble segments S into a ring on the internal wall surface of a tunnel, a rotary ring 20 which is rotatably supported by an excavator body 1 along a tunnel circumferential direction is provided with a holding grip 25 and an expansion device 28. The holding grip 25 is supported movably in a tunnel radial direction and functions to hold the segment S. The expansion device 28 is located on a side radially opposite to the holding grip 25 in a manner of being expandable and contractible in the tunnel radial direction. Thus the tip of an ascending/descending rod 32 of the expansion device 28 functions to press the segment S.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种重量轻,脚印印刷的竖立装置,并且可以在其上安装诸如形状保持装置的辅助装置,并且提供隧道挖掘机。 解决方案:在用于将段S组装到隧道的内壁表面上的环中的竖立装置17中,沿着隧道圆周方向由挖掘机主体1可旋转地支撑的旋转环20设置有 保持把手25和膨胀装置28.保持把持件25以隧道径向方式可移动地支撑,并且用于保持段S.膨胀装置28位于与保持把手25径向相对的一侧,其方式为 在隧道径向可膨胀和收缩。 因此,膨胀装置28的上升/下降杆32的尖端用于按压段S.版权所有:(C)2008,JPO&INPIT