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    • 1. 发明专利
    • Widening type shield boring machine
    • 宽幅型刨花机
    • JP2006233524A
    • 2006-09-07
    • JP2005048112
    • 2005-02-24
    • Hitachi Zosen CorpMaeda Corp前田建設工業株式会社日立造船株式会社
    • KAWAMOTO SHINJIMIYAZAWA MASAHIROHANAOKA TAIJI
    • E21D9/06E21D9/087
    • PROBLEM TO BE SOLVED: To provide a widening type shield boring machine capable of stably excavating a widening cross section without causing any increase of propulsion resistance while preventing the collapse of a bedrock. SOLUTION: The widening type shield boring machine includes the first cutter head placed in the front section of a shield body 1 to excavate a standard cross section, a widening opening section 12 formed in a skin plate 1a of the shield body 1, a cutter storage chamber 13 formed by communicating with the widening opening section 12, an in and out block 14 placed in the cutter storage chamber 13 enabling it to come in and out to the outside through the widening opening section 12 to have the second cutter head 11, a cutter coming in and out device 15 enabling the in and out block 14 to come in and out and an opening and closing shutter device 16 having an opening and closing door 27 enabling the widening opening section 12 to freely open and close. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够稳定地挖掘加宽横截面而不引起任何增加推进阻力同时防止基岩塌陷的加宽型盾构镗床。 解决方案:加宽型屏蔽镗床包括放置在屏蔽体1的前部中以挖掘标准横截面的第一切割头,形成在屏蔽体1的皮肤板1a中的加宽开口部分12, 通过与加宽开口部分12连通而形成的切割器存放室13,设置在切割器储存室13中的进/出块14,使其能够通过加宽开口部分12进出外部以具有第二切割头 如图11所示,切入进出装置15使得进出块14能够进出,以及具有能够使加宽开口部12自由地打开和关闭的开闭门27的开闭闸门装置16。 版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • Widening type shield boring machine
    • 宽幅型刨花机
    • JP2006233525A
    • 2006-09-07
    • JP2005048113
    • 2005-02-24
    • Hitachi Zosen CorpMaeda Corp前田建設工業株式会社日立造船株式会社
    • KAWAMOTO SHINJIMIYAZAWA MASAHIROHANAOKA TAIJI
    • E21D9/06E21D9/087
    • PROBLEM TO BE SOLVED: To provide a widening type shield boring machine capable of stably excavating a widening cross section without causing the increase of propulsion resistance and while preventing the collapse of a bedrock. SOLUTION: The widening type shield boring machine includes a shield body 1 having the first cutter head in the front section to excavate a standard cross section, a widening opening section 12 formed in a skin plate 1a of the shield body 1, an approximately columnar pressure holding chamber 13 having an axial center parallel with the axial center of a shield formed by communicating with the widening opening section 12, a turning casing 14 placed in the pressure holding chamber 13 in a turnable manner and enabling the widening opening section 12 to freely open and close by an outer circumferential wall 14a and the second cutter head 11 enabling it to come in and out to the outside through the widening opening section 12 from an opened opening section 14c formed in the outer circumferential wall 14a in the turning casing 14 and consisting of a rotatable drum-shaped cutter having a large diameter around the axial center parallel with the shield axial center. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够稳定地挖掘加宽横截面而不引起推进阻力增加并且同时防止基岩塌陷的加宽型盾构镗床。 解决方案:加宽型屏蔽镗床包括:屏蔽体1,其在前部分具有第一切割头,以挖掘标准横截面;形成在屏蔽体1的皮肤板1a中的加宽开口部分12; 近似柱状的压力保持室13的轴向中心与通过与加宽开口部12连通而形成的屏蔽的轴心平行;旋转壳体14,其以可转动的方式设置在压力保持室13内,能够使加宽开口部12 通过外周壁14a和第二刀头11自由地打开和关闭,使其能够通过加宽开口部12从形成在转动套筒的外周壁14a中的开口部14c进出到外部 并且由具有与屏蔽轴向中心平行的轴向中心附近具有大直径的可旋转鼓形切割器组成。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Widening type shield boring machine and its excavation method
    • 宽幅式刨花机及其挖掘方法
    • JP2006233523A
    • 2006-09-07
    • JP2005048111
    • 2005-02-24
    • Hitachi Zosen CorpMaeda Corp前田建設工業株式会社日立造船株式会社
    • KAWAMOTO SHINJIMIYAZAWA MASAHIROHANAOKA TAIJI
    • E21D9/06E21D9/087
    • PROBLEM TO BE SOLVED: To provide a widening type shield boring machine capable of efficiently excavating a widening cross section without causing any increase of propulsion resistance while preventing the collapse of a bedrock. SOLUTION: In the widening type shield boring machine equipped with the first cutter head placed in the front section of a shield body 1 to excavate a standard cross section and the second cutter head 11 coming in and out from a drum section of the shield body 1 to excavate a widening cross section Tw, it is so constituted that a widening opening section 12 enabling the second cutter head 11 to freely coming in and out is formed in a skin plate 1a of the shield body 1, at the same time, a pressure holding chamber 13 communicated with the widening opening section 12 to store the second cutter head 11 is formed in the shield body 1, an opening and closing shutter device 14 having an opening and closing plate 27 enabling the widening opening section 12 to freely open and close is provided and that a sludge supply pipe 34 supplying a fluid to the pressure holding chamber 13 and a sludge removal pipe 35 removing excavated soil and sand together with the fluid are provided. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够有效地挖掘加宽横截面而不引起任何增加的推进阻力同时防止基岩塌陷的加宽型盾构镗床。 解决方案:在加宽式屏蔽镗床中,配备有第一刀头,放置在屏蔽体1的前部,以挖掘标准横截面,第二刀头11从滚筒部分进出 屏蔽体1,以挖掘加宽的横截面Tw,构成为能够使第二刀头11自由进出的加宽开口部12同时形成在护罩体1的皮肤板1a中 在屏蔽体1中形成有与加宽开口部12连通以存储第二切割头11的压力保持室13,具有能够使加宽开口部12自由的开闭板27的开闭闸门装置14 提供打开和关闭,并且提供向压力保持室13供应流体的污泥供应管34和与流体一起去除挖掘的土壤和沙子的污泥去除管35。 版权所有(C)2006,JPO&NCIPI
    • 5. 发明专利
    • Device and method for exchanging excavation bit of shield machine
    • 用于交换屏蔽机的挖掘位置的装置和方法
    • JP2013053485A
    • 2013-03-21
    • JP2011193416
    • 2011-09-06
    • Hitachi Zosen Corp日立造船株式会社
    • HANAOKA TAIJI
    • E21D9/087
    • PROBLEM TO BE SOLVED: To provide a device and method for exchanging an excavation bit of a shield machine which hardly cause damage of a seal material when exchanging the excavation bit and have high reliability.SOLUTION: In a bit exchange unit 30 for exchanging a worn excavation bit 31 in the course of excavation, a movable support body 36 which is rotatable around an in/out axis Os and movable in and out is disposed in a support body holding chamber 35 formed on the back of an opening 33 of a cutter head, and a pair of storage holes 37A, 37B capable of facing the opening 33 and located at positions symmetrical with each other are formed in the movable support body 36. One storage hole 37A is provided with a bit support body 33 having an excavation bit 31, and the other storage hole 37B is provided with a closing plug 38 capable of closing the opening 33. When the excavation bit 31 is exchanged, the movable support body 36 is moved backward to store the excavation bit 31 in the support body holding chamber 35 and then rotated to make the other storage hole 37B face the opening 33, the closing plug 38 is projected to close the opening 33, and a worn roller bit 31 is pulled out of the storage hole 37A and exchanged with a new excavation bit.
    • 要解决的问题:提供一种用于更换盾构机的挖掘钻头的装置和方法,其在交换挖掘钻头时几乎不会损坏密封材料并且具有高可靠性。 解决方案:在用于在挖掘过程中更换磨损的挖掘钻头31的位更换单元30中,可移动地插入/移出轴线Os并可移动和移出的可移动支撑体36设置在支撑体 形成在刀头的开口33的背面的保持室35以及能够相对于开口33并位于彼此对称的位置的一对存储孔37A,37B形成在可移动支撑体36中。一个储存室 孔37A设置有具有挖掘钻头31的钻头支撑体33,另一个存储孔37B设置有能够关闭开口33的关闭塞38.当挖掘钻头31被更换时,可移动支撑体36是 向后移动以将挖掘钻头31存储在支撑体保持室35中,然后旋转以使另一个存储孔37B面向开口33,闭合塞38突出以关闭开口33,并且磨损的滚轮钻头31被拉动 出了仓库 e孔37A,并与新的挖掘钻头交换。 版权所有(C)2013,JPO&INPIT
    • 6. 发明专利
    • Bit replacing device for excavator
    • 挖掘机位置替换装置
    • JP2011157683A
    • 2011-08-18
    • JP2010017520
    • 2010-01-29
    • Hitachi Zosen Corp日立造船株式会社
    • HANAOKA TAIJI
    • E21D9/087
    • E21D9/04E21D9/0879E21D9/112
    • PROBLEM TO BE SOLVED: To smoothly rotate a rotor during replacement by improving sealability in a sliding clearance of the rotor. SOLUTION: A valve accommodation portion 35 is formed in the rear of a bit accommodation portion 34 which is formed in an opened state in the front of a main cutter spoke 21; a rotary valve 39 as the rotor is rotatably disposed in the valve accommodation portion 35; a bit case 41, in which the cutter bit 31 is internally mounted, is moved in a protruding manner to the bit accommodation portion 34 from an attachment/detachment path 38 formed in the rotary valve 39, and fixed by a cotter member 38 to bear an excavation reaction force. Thus, the sliding clearance of the rotary valve 39 is disposed in the bit accommodation portion 34 and the valve accommodation portion 35 to be covered with the bit case 41. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:通过改善转子的滑动间隙中的密封性,在更换期间平稳地旋转转子。 解决方案:在主切割器轮辐21的前方形成在打开状态的钻头容纳部34的后部形成有阀容纳部35; 作为转子的旋转阀39可旋转地设置在阀容纳部35中; 其中刀头31内部安装的位壳体41从形成在旋转阀39中的安装/拆卸路径38以突出的方式移动到钻头容纳部分34,并由开口部件38固定以承受 挖掘反应力量。 因此,旋转阀39的滑动间隙设置在钻头容纳部34和阀容纳部35中,以被钻头箱41覆盖。版权所有:(C)2011,JPO&INPIT
    • 7. 发明专利
    • Inter-tunnel excavation method and inter-tunnel excavator
    • 隧道掘进方法和隧道掘进机
    • JP2010018969A
    • 2010-01-28
    • JP2008178533
    • 2008-07-09
    • Hitachi Zosen CorpShimizu Corp日立造船株式会社清水建設株式会社
    • UEHARA YOSHIFUMIASO TOSHIMITSUINOUE KEIMEISUZUKI MASANORIHANAOKA TAIJIONISHI AKIYUKI
    • E21D9/06
    • PROBLEM TO BE SOLVED: To excavate the natural ground between two tunnels over a wide range efficiently.
      SOLUTION: When the natural ground between two tunnels T formed at the predetermined interval therebetween is excavated to connect both of tunnels T mutually, a jacking frame 11 supported by upper and lower rail members Ru, Rd and a supporting column member P in both of tunnels T by main and auxiliary gripper devices 13, 14 is arranged in an advance space E formed between both of tunnels T to support excavation reaction force by the upper and lower rail members Ru, Rd and the supporting column member P and excavate the natural ground between both of tunnels T by the excavator 12 installed in the jacking frame 11 to form an excavation space. The supporting column member P supports jacking reaction force and the jacking frame 11 is made to advance along the excavation space by a jacking device 15 provided in the jacking frame 11.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:有效地在广泛的范围内挖掘两条隧道之间的自然地面。 解决方案:当在两个隧道T之间形成的两个隧道T之间的自然地面被挖掘以相互连接两个隧道T时,由上下轨道构件Ru,Rd和支撑柱构件P支撑的起重框架11 通过主和辅助夹持装置13,14的两个隧道T布置在形成在两个隧道T之间的前进空间E中,以支撑上下轨道构件Ru,Rd和支撑柱构件P的挖掘反作用力,并挖掘 通过安装在起落架11中的挖掘机12在两个隧道T之间的自然地面,以形成挖掘空间。 支撑柱构件P支撑顶升反作用力,顶升框架11通过设置在起落架11中的顶升装置15沿着挖掘空间前进。(C)2010年,JPO和INPIT
    • 8. 发明专利
    • Docking method of shield machine to existing connection body, and shield machine
    • 屏蔽机对现有连接体和屏蔽机的锁定方法
    • JP2005264577A
    • 2005-09-29
    • JP2004079327
    • 2004-03-19
    • Hitachi Zosen CorpNishimatsu Constr Co Ltd日立造船株式会社西松建設株式会社
    • UCHIDA KATSUMINAKAYAMA TSUTOMUIMAKITA KEISUKEHANAOKA TAIJIIMAI KENJI
    • E21D9/06E21D9/087
    • PROBLEM TO BE SOLVED: To improve cut-off performance by improving a matching property between an existing structure and a ring body projected from a shield machine. SOLUTION: In docking the shield machine 1 to the existing structure T, the shield machine 1 is further advanced after approaching the existing structure T, and a groove-like joint part Ta is formed in the existing structure T by drilling by a groove drilling bit 28 of a cutter head 9. The cutter head 9 is reduced in diameter, and an outer drum 4 fitted to the periphery of an inner drum 3 with the cutter head 9 and a cutter driving device 12 mounted inside is separated from the inner drum 3. The outer drum 4 is projected forward by a jacking jack 15 to approach the existing structure T. Further, a cut-off ring 33 is projected from the outer drum 4, and its tip is fitted into the joint part Ta. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:通过改善现有结构和从屏蔽机器投射的环形体之间的匹配性来提高截止性能。 解决方案:在屏蔽机1对接现有的结构T时,屏蔽机1在接近现有结构T后进一步前进,并且通过钻孔将现有结构T中的槽状接合部分Ta形成 切割头9的凹槽钻头28的直径减小,并且安装在内滚筒3的周边的外滚筒4与切割头9和安装在内部的切割器驱动装置12分离 内滚筒3.外滚筒4通过起重顶杆15向前突出以接近现有结构T.此外,切断环33从外滚筒4突出,并且其尖端装配到接合部Ta中。 版权所有(C)2005,JPO&NCIPI
    • 9. 发明专利
    • Shield machine
    • 屏蔽机
    • JP2005163306A
    • 2005-06-23
    • JP2003400935
    • 2003-12-01
    • Hitachi Zosen Corp日立造船株式会社
    • HANAOKA TAIJI
    • E21D9/087
    • PROBLEM TO BE SOLVED: To provide a shield machine which excavates an almost square cross-section tunnel by using the operating principles of a Reuleaux triangle, and which can reduce the size and weight of a shield body. SOLUTION: In this shield machine, a cutter head 7 with three arm-like cutter parts 7b is rotatably supported in the eccentric position of a rotating plate body 4 which is rotatably provided in the front of the shield body 1; the plate body 4 is rotated in the predetermined direction via a first ring-shaped gear 11; in this case, the cutter head 7 is rotated in the reverse direction via an interlocking mechanism 9, so that the almost square cross-section tunnel can be excavated; the interlocking mechanism 9 is composed of a ring-shaped internal gear 15 which is supported on the side of the shield body 1, and a second ring-shaped external gear 17 which is mounted in the rear of a rotating shaft part 7a of the cutter head 7 so as to mesh with the gear 15; and the gear 17 is supported on the side of the plate body 4 via a base-of-revolver bearing 18. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种通过使用Reuleaux三角形的操作原理挖掘几乎正方形的横截面隧道并且可以减小屏蔽体的尺寸和重量的屏蔽机。 解决方案:在该屏蔽机中,具有三个臂状切割器部分7b的刀头7可旋转地支撑在旋转板体4的偏心位置,旋转板体4可旋转地设置在屏蔽体1的前部; 板体4经由第一环形齿轮11沿预定方向旋转; 在这种情况下,刀头7通过互锁机构9沿相反方向旋转,从而可以挖掘几乎正方形的横截面通道; 互锁机构9由支撑在屏蔽体1一侧的环状内齿轮15和安装在切割器的旋转轴部7a的后方的第二环状外齿轮17构成 头部7与齿轮15啮合; 并且齿轮17经由转基座轴承18支撑在板体4的侧面。(C)2005年,JPO和NCIPI
    • 10. 发明专利
    • Bending type tunnel excavating machine
    • 弯曲式隧道掘进机
    • JP2004143815A
    • 2004-05-20
    • JP2002310367
    • 2002-10-25
    • Hitachi Zosen Corp日立造船株式会社
    • HANAOKA TAIJI
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide a bending type tunnel machine capable of excavating a tunnel with a small radius of curvature by sufficiently securing the bending angle of a excavating machine body. SOLUTION: This bending type tunnel excavating machine is provided with a connecting device 5 connecting a front body 3 and a rear body 4 constituting a shield body 1, in a bendable manner and bendable at a large bending angle only in a prescribed direction. The connecting device 5 is provided with a spherical cylinder part 31 provided at the front end part of the rear body 4 and having an outer peripheral surface formed in spherical shape; a sliding contact part 32 provided at the rear end part of the front body and externally fitted in a slidable manner to the spherical cylinder part 31; and bending jacks 33R, 33L for tilting the front body 3 relative to the rear body 4. The rear end part 4b of the front body 3 is cut along an inclined cross section C where a clearance Li at a bending inside part is longer than a clearance Lo at a bending outside part from the front end part of the rear body 4 to the rear end part of the front body, and the sliding contact part 32 is provided along the inner surface of the rear end part 4b. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种能够通过充分确保挖掘机体的弯曲角度来挖掘具有小曲率半径的隧道的弯曲型隧道机。 解决方案:该弯曲型隧道挖掘机设有连接装置5,连接装置5将构成屏蔽体1的前体3和后体4以可弯曲的方式连接,并且仅在规定方向上以大的弯曲角可弯曲 。 连接装置5设置有设置在后体4的前端部并具有球面形状的外周面的球形筒部31, 滑动接触部32,其设置在前体的后端部,并以滑动方式外嵌于球形筒部31; 以及用于使前主体3相对于后主体4倾斜的弯曲插口33R,33L。前体3的后端部4b沿着倾斜横截面C切割,其中弯曲内侧部分的间隙Li长于 在后体4的前端部到前身的后端部的弯曲外侧的间隙Lo,沿着后端部4b的内表面设置滑动接触部32。 版权所有(C)2004,JPO