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    • 4. 发明专利
    • Bit change-over device for shield machine and its method
    • 用于屏蔽机的位变更装置及其方法
    • JP2007023504A
    • 2007-02-01
    • JP2005203252
    • 2005-07-12
    • Ishikawajima Harima Heavy Ind Co LtdTaisei Corp大成建設株式会社石川島播磨重工業株式会社
    • OHATA YUTAKAMORITA TAIJISUGIMORI MAKOTONAKAJIMA YOSHITO
    • E21D9/087
    • PROBLEM TO BE SOLVED: To provide a bit change-over device for a shield machine capable of replacing (changing over) a bit without using power and a special bearing mechanism being exclusive for replacing the bit. SOLUTION: This bit change-over device for the shield machine is provided with a cutter frame 14 rotated to a working face, a bit holding member 21 provided so as to rotate freely around a shaft in the radial direction in the cutter frame 14, a plurality of bits 22 attached to the bit holding member 21 across a predetermined interval in the direction of its rotation, and rotation restraining means 31, 33, 34, 35 for restraining rotation of the bit holding member 21 at a position where at least one of the plurality of bits 22 is abutted on the working face and releasing the restraint. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种能够在不使用电力的情况下替换(切换)位的屏蔽机器的位转换装置,以及用于替换该位的专用支承机构。 解决方案:用于屏蔽机的该位转换装置设置有转动到工作面的切割器框架14,设置成在切割器框架中沿径向方向围绕轴自由旋转的钻头保持构件21 如图14所示,多个钻头22在其旋转方向上以预定的间隔安装到钻头保持构件21,以及用于限制钻头保持构件21在其中的位置处的旋转的旋转限制装置31,33,34,35 多个位22中的至少一个位于工作面上,并释放约束。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Bit replacing unit of shield machine
    • 屏蔽机床替换单元
    • JP2006307432A
    • 2006-11-09
    • JP2005127635
    • 2005-04-26
    • Ishikawajima Harima Heavy Ind Co LtdTaisei Corp大成建設株式会社石川島播磨重工業株式会社
    • OHATA YUTAKAMORITA TAIJISUGIMORI MAKOTONAKAJIMA YOSHITO
    • E21D9/087
    • PROBLEM TO BE SOLVED: To provide a bit replacing unit of a shield machine, which enables a bit arranged in the central part of a cutter to be efficiently replaced in a shield body. SOLUTION: This bit replacing unit of the shield machine is used for replacing the bit 6, arranged in the central part of the cutter 2, from the rear of a bulkhead 4. The bit replacing device of the shield machine is equipped with: a front hole 21 which is formed in the central part of the cutter 2 in a penetrating manner; a rear hole 22 which is formed in the bulkhead 4 in a penetrating manner; a cylinder 23 which is arranged between the cutter 2 and the bulkhead 4 and formed in such a shape as to enclose the front hole 21 and the rear hole 22; a body 24 of rotation, which is rotatably provided in the cylinder 23 so as to hold the bit 6; and a rotating means 25 for rotating the body 24 of rotation to a position wherein the bit 6 is directed toward the front hole 21, and a position wherein the bit 6 is directed toward the rear hole 22. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种屏蔽机器的位置更换单元,其能够在屏蔽体中有效地更换布置在切割器的中心部分的钻头。

      解决方案:屏蔽机的该位置换单元用于从隔板4的后部更换布置在切割器2的中心部分的钻头6。盾构机的钻头更换装置配备有 :以穿透方式形成在切割器2的中心部分的前孔21; 以穿透方式形成在隔板4中的后孔22; 圆筒23布置在切割器2和隔板4之间并形成为包围前孔21和后孔22的形状; 旋转体24,其可旋转地设置在气缸23中,以保持钻头6; 以及旋转装置25,用于将旋转体24旋转到钻头6朝向前孔21的位置,以及钻头6朝向后孔22的位置。(C) 2007年,JPO&INPIT

    • 8. 发明专利
    • Divided caisson and method of constructing great-section tunnel
    • 分开的CAISSON和构造大型隧道的方法
    • JP2005240362A
    • 2005-09-08
    • JP2004049790
    • 2004-02-25
    • Ishikawajima Constr Materials Co LtdIshikawajima Harima Heavy Ind Co LtdTaisei Corp大成建設株式会社石川島建材工業株式会社石川島播磨重工業株式会社
    • KANEKO KENICHIYUGUCHI MASAKIOHATA YUTAKAKOYANAGI YOSHIROHATTORI YOSHIFUMIKADOTA KATSUMISUGIMORI MAKOTOOZAKI MASAYAHASHIMOTO HIROHIDEWAKABAYASHI MASANORI
    • E21D9/04E21D13/02
    • PROBLEM TO BE SOLVED: To provide a divided caisson for requiring a less number of divided caisson structural members to be removed when constructing a lining body consisting of the divided caissons, and to provide a method of constructing a great-section tunnel.
      SOLUTION: Four faces constituting the outer peripheral face of the divided caisson 1 in a hollow rectangular or square cross section intersect one another into a reticular pattern in the state that a plurality of plate beam members 2 have thin faces directed to the outer peripheral face. The used divided caisson 1 has four faces at least one of which is covered with a plate face member 3. The plurality of divided caissons 1 each having four faces all covered with the plate face members 3 are installed in the direction of a tunnel to construct a preceding divided caisson train. On the outer peripheral face of the preceding divided caisson train, a following divided caisson train consisting of the divided caissons 1 having no plate face members 3 are constructed in parallel to the preceding divided caisson train. The following divided caisson trains are sequentially provided in parallel to the previously constructed divided caisson train to construct a lining body 10 consisting of the divided caisson trains and then to construct the great-section tunnel 7.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种分割的沉箱,用于在构造由分开的沉箱构成的衬里体时需要较少数量的分解的沉箱结构构件,并且提供构造大截面隧道的方法。 解决方案:在中空的矩形或正方形横截面中构成分开的沉箱1的外周面的四个面在多个板梁构件2具有指向外部的薄面的状态下彼此相交成网状图案 外围脸。 所使用的分开的沉箱1具有四个面,其中至少一个被板面构件3覆盖。具有四个面都被板面构件3覆盖的多个分开的沉箱1安装在隧道的方向上以构成 前一条分开的沉箱火车。 在前述分配的沉箱列车的外周面上,由具有不具有板面构件3的分开的沉箱1组成的以下分开的沉箱列车与前述分配的沉箱列车平行地构成。 以下划分的沉箱列车与先前构造的分开的沉箱列车相平行地构成由构成分段的沉箱列车构成的衬里体10,然后构成大截面的隧道7.版权所有(C)2005, JPO&NCIPI
    • 9. 发明专利
    • Shield machine
    • 屏蔽机
    • JP2005030102A
    • 2005-02-03
    • JP2003271980
    • 2003-07-08
    • Ishikawajima Harima Heavy Ind Co LtdTaisei Corp大成建設株式会社石川島播磨重工業株式会社
    • KANEKO KENICHITAKASE YOSHIYUKISUZUKI KURAOFUJITANI TOSHIMIHASHIMOTO SATOSHIKADOTA KATSUMISUGIMORI MAKOTOOZAKI MASAYA
    • E21D9/12
    • PROBLEM TO BE SOLVED: To provide a shield machine capable of sufficiently agitating and improving excavating sediment in a chamber into soil suitable for earth removal, by adjusting a rotating speed of an agitating blade, without being influence by rotation of a cutter.
      SOLUTION: This shield machine 1a has the cutter 10, and a cylindrical body part 20 having a driving means 30 of the cutter 10; and is constituted so as to take the excavating sediment in the chamber 22 formed between the cutter 10 and a partition wall 21 of the cylindrical body part 20; and has an agitating means 40 for agitating the excavating sediment in the chamber 22, and a screw conveyor (an earth removing means) 23 for discharging the excavating sediment from the inside of the chamber 22. The agitating means 40 is composed of a fixed shaft 41 installed on a rear surface 12 of the cutter 10, and an outer motor (a hydraulic motor) 44 capable of rotating an output part 43 having the agitating blade 42 on the periphery, around the fixed shaft 41.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种能够通过调节搅拌叶片的转速而不受切割器旋转的影响而足够地搅拌和改善室内的挖掘沉积物到适于除尘的土壤中的盾构机。 解决方案:该屏蔽机1a具有切割器10和具有切割器10的驱动装置30的圆筒体部20; 并且构成为将切屑10与筒状体部20的分隔壁21之间形成的室22内的挖掘泥沙取出; 并且具有用于搅拌室22中的挖掘沉积物的搅拌装置40和用于从室22的内部排放挖掘沉淀物的螺旋输送机(排土装置)23。搅拌装置40由固定轴 安装在切割器10的后表面12上的外部马达(液压马达)44,以及能够围绕固定轴41使具有搅拌叶片42的输出部43旋转的固定轴41。 C)2005,JPO&NCIPI