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    • 1. 发明专利
    • Water cut-off method for outer cylinder of intermediate pushing device and water cut-off structure of the outer cylinder
    • 中间推动装置的外圆筒的水切断方法和外筒的水切断结构
    • JP2011032793A
    • 2011-02-17
    • JP2009181791
    • 2009-08-04
    • Ihi CorpTaisei Corp大成建設株式会社株式会社Ihi
    • YOSHIDA YUZURUNAKANE TAKASHIOSAKA MAMORUFUJITANI TOSHIMIMORITA TAIJIHATTORI YOSHIFUMI
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide a water cut-off method and a water cut-off structure for/of an outer cylinder of an intermediate pushing device for cutting off water in the outer cylinder when dismantling the intermediate pushing device. SOLUTION: In this water cut-off method for the outer cylinder of the intermediate pushing device 1, a driving device 3 for extending or contracting an inner cylinder 2 is installed in the inner cylinder 2, the inner side outer cylinder 20 is installed at one end of the inner cylinder 2 through a first end face plate 8 and the outer side outer cylinder 19 is installed at the other end of the inner cylinder 2 through a second end face plate 14 to constitute the intermediate pushing device 1, the intermediate pushing device 1 drills the natural ground together with a steel shell 16 for jacking to construct a tunnel, and then water in a section between the outer cylinders 19 and 20 is cut off to recover the inner cylinder 2. Step parts 22 coming into face-touch with an end face 24 of the outer side outer cylinder 19 when the inner cylinder 2 is contracted and retreats are formed over the whole periphery of the inner side outer cylinder 20. After the end face 24 of the outer side outer cylinder 19 comes into face-touch with the step parts 22, solidificant is poured between the outer side outer cylinder 19 and the inner side outer cylinder 20. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为拆卸中间推动装置时提供用于中间推动装置的外筒的截水方法和截水结构,用于在外筒中切断水。 解决方案:在中间推压装置1的外筒的这种截水方法中,在内筒2中安装有用于使内筒2伸缩的驱动装置3,内侧外筒20是 通过第一端面板8安装在内筒2的一端,外侧外筒19通过第二端面板14安装在内筒2的另一端,构成中间推压装置1, 中间推动装置1将自然地面与用于顶起的钢壳16一起钻孔,构成隧道,然后将外筒19和20之间的部分中的水切断以回收内筒2.步骤部分22进入 当内筒2收缩时,与外侧外筒19的端面24相接触,并且在内侧外筒20的整个周边上形成后退。在外侧外侧c的端面24 台阶部件22与步进部件22进行面接触,在外侧外筒体19和内侧外筒体20之间浇注有重要的作用。(C)2011,JPO&INPIT
    • 2. 发明专利
    • Backing prevention device at start of shield machine
    • 防护装置开始时的防护装置
    • JP2011032790A
    • 2011-02-17
    • JP2009181788
    • 2009-08-04
    • Ihi CorpTaisei Corp大成建設株式会社株式会社Ihi
    • YOSHIDA YUZURUNAKANE TAKASHIOSAKA MAMORUFUJITANI TOSHIMI
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide a backing prevention device at the start of shield machine capable of preventing a shield machine from backing without requiring a complicated structure of the shield machine and much labor.
      SOLUTION: This backing prevention device for preventing the shield machine from backing due to soil water pressure in the natural ground when starting the shield machine 2 from a vertical shaft 1 in the natural ground includes: a fixing part 11 to be fixed at the start 1h of the vertical shaft 1; a floating plate 12 arranged near the fixing part 11; a pin driving jack 15 enabling a tapered pin 14 to be inserted into or be pulled out of a pin hole 13 formed in the shield machine 2 installed on the floating plate 12 or a steel shell 6 connected with the shield machine; and a position adjusting jack 16 connecting the fixing part 11 with the floating plate 12 and being extended, contracted, and fixed after the tapered pin 14 is inserted into the pin hole 13 or being capable of adjusting a position of the floating plate 12.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:在盾构机的启动时提供一种防护装置,能够防止屏蔽机器的背衬,而不需要屏蔽机构的复杂结构和大量的劳动。 解决方案:当从天然地面中的垂直轴1起动屏蔽机器2时,用于防止屏蔽机器在自然地面中由于土壤水压引起的背衬的背衬防止装置包括:固定部分11,固定在 垂直轴1的起始1h; 布置在固定部11附近的浮板12; 销钉驱动千斤顶15,使锥形销14插入或拔出形成在安装在浮板12上的屏蔽机2中的销孔13或与屏蔽机连接的钢壳6; 以及将固定部11与浮动板12连接并在锥形销14插入销孔13之后延伸,收缩和固定的位置调节插座16,或者能够调节浮动板12的位置。 P>版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Method for constructing underground space
    • 建筑地下空间的方法
    • JP2014091937A
    • 2014-05-19
    • JP2012241951
    • 2012-11-01
    • Taisei Corp大成建設株式会社
    • TAKAKURA KATSUHIKOIMAISHI TAKASHINAKAMURA TAKAYOSHIOSAKA MAMORUMORITA TAIJINISHIDA YOSHIOHATTORI YOSHIFUMIITO YUICHIIWASHITA ATSUSHI
    • E21D13/02E21D9/06
    • PROBLEM TO BE SOLVED: To propose an underground space construction method for constructing an underground space including a main line tunnel without interfering with the main line tunnel.SOLUTION: In an underground space construction method, a plurality of small cross section tunnels along the axial direction of a main line tunnel T1 are juxtaposed before or after construction of the main line tunnel T1, and a region enclosed by the plurality of small cross section tunnels is excavated in a state that the main line tunnel T1 is included in the region to form a large cross section space 1. The underground space construction method includes: a forward excavation step of making an excavator for small cross section tunnel excavate from a base end 12 toward a tip end 11 of the large cross section space 1; a tip end excavation step of making the excavator carry out U-turn in underground of the outside of the cross section of the main line tunnel T1 on the tip end 11 side of the large cross section space 1; and a return path excavation step of making the excavator excavate from the tip end 11 toward the base end 12.
    • 要解决的问题:提出一种地下空间施工方法,用于在不干扰主线隧道的情况下,构建包括主线隧道的地下空间。解决方案:在地下空间施工方法中,沿轴向方向的多个小横截面隧道 在主线隧道T1的构造之前或之后并列设置主线路隧道T1,并且在主线路隧道T1被包括在该区域中的状态下挖出由多个小横截面隧道围成的区域,以形成 大截面空间1.地下空间施工方法包括:从大截面空间1的基端12向前端11挖掘小截面隧道挖掘机的前方挖掘工序; 在大截面空间1的前端部11侧,使主体隧道T1的横截面外侧的地下部进行U型转弯的前端挖掘工序; 以及使挖掘机从前端部11朝向基端部12进行挖掘的返回路径挖掘工序。
    • 5. 发明专利
    • Intermediate pushing device
    • 中间推动装置
    • JP2011032791A
    • 2011-02-17
    • JP2009181789
    • 2009-08-04
    • Ihi CorpTaisei Corp大成建設株式会社株式会社Ihi
    • YOSHIDA YUZURUNAKANE TAKASHIOSAKA MAMORUFUJITANI TOSHIMIMORITA TAIJIHATTORI YOSHIFUMI
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide an intermediate pushing device capable of preventing a seal from being crushed due to soil load and enhancing water cut-off performance of the seal.
      SOLUTION: This intermediate pushing device 5 is arranged halfway among a plurality of steel shells 4 arranged between an excavator for excavating the natural ground and a base pushing device arranged at the start of a vertical shaft. The intermediate pushing device includes: a front wall 6 connected with a rear end of the steel shell 4 in the front; a rear wall 7 connected with a front end of the steel shell 4 in the rear; a front part outer cylinder 8 mounted on the front wall 6; a rear part outer cylinder 9 mounted on the rear wall 7 and overlapped on the front part outer cylinder 8 across a clearance A; a front part inner cylinder 10 mounted on the front wall 6; a rear part inner cylinder 11 mounted on the rear wall 7 and overlapped on the front part inner cylinder 10 across a clearance B, the seal 28 blocking the clearance B; and an intermediate pushing jack 12 bringing the front wall 6 and the rear wall 7 closer to each other or separating them from each other. Soil load is received by the front part outer cylinder 8 and the rear part outer cylinder 9 to prevent soil load from being applied on the front part inner cylinder 10 and the rear part inner cylinder 11 and prevent the seal 28 from being crushed.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种能够防止密封件由于土壤负荷而被破碎并提高密封件的截水性能的中间推动装置。 解决方案:该中间推动装置5布置在布置在挖掘天然地面的挖掘机之间的多个钢壳4和布置在垂直轴的起始处的基座推动装置的中间。 中间推动装置包括:前壁6,其在前部与钢壳4的后端连接; 与后壳中的钢壳4的前端连接的后壁7; 安装在前壁6上的前部外筒8; 后部外筒9,安装在后壁7上并横跨间隙A重叠在前部外筒8上; 安装在前壁6上的前部内筒10; 后部内筒11安装在后壁7上,跨过间隙B重叠在前部内筒10上,密封件28阻挡间隙B; 以及使前壁6和后壁7彼此靠近或彼此分离的中间推动插座12。 由前部外筒8和后部外筒9接收土壤负荷,以防止土壤负荷施加在前部内筒10和后部内筒11上,并防止密封件28被压碎。 版权所有(C)2011,JPO&INPIT
    • 8. 发明专利
    • Rectangular shield machine and cutter recovery method of the same
    • 矩形屏蔽机和切割机的恢复方法
    • JP2011032792A
    • 2011-02-17
    • JP2009181790
    • 2009-08-04
    • Ihi CorpTaisei Corp大成建設株式会社株式会社Ihi
    • YOSHIDA YUZURUNAKANE TAKASHIOSAKA MAMORUFUJITANI TOSHIMI
    • E21D9/087E21D9/06
    • PROBLEM TO BE SOLVED: To provide a rectangular shield machine and a cutter recovery method for recovering a cutter onto a pit mouth side without dismantling the cutter. SOLUTION: This rectangular shield machine 1 includes an outer cylinder 6 having a rectangular cross section, an inner cylinder 7 being detachably stored in the outer cylinder 6 and having a circular cross section, an inner side bulkhead 8 provided at one end of the inner cylinder 7 and blocking the inner cylinder 7, a cutter device 9 mounted on the inner side bulkhead 8, and an outer side bulkhead 10 provided at one end of the outer cylinder 6 and blocking a section between the outer cylinder 6 and the inner cylinder 7. The cutter device 9 includes a cutter body 17 having extensible/contractible cutter spokes 18, 19 and a cutter driving part 28 provided divisibly in the cutter body 17 and on the inner side bulkhead 8. A manhole with lid 39 enabling the cutter spokes 18, 19 to pass into a rear part by cutting a part of the outer side bulkhead 10 facing a corner part 16 of the outer cylinder 6 is formed in the outer side bulkhead 10. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种矩形屏蔽机和切割器恢复方法,用于在不拆卸切割器的情况下将切割器回收到凹坑口侧。 解决方案:该矩形屏蔽机1包括具有矩形截面的外筒6,内筒7可拆卸地存储在外筒6中并具有圆形横截面,内侧隔板8设置在外筒6的一端 内筒7并且阻塞内筒7,安装在内侧隔板8上的切割装置9和设置在外筒6的一端的外侧隔板10,并且阻挡外筒6和内筒6之间的部分 刀具装置9包括具有可伸缩切割轮辐18,19的切割器主体17和分割设置在切割器本体17中和内侧隔板8上的切割器驱动部28.具有盖39的检修孔能够切割 轮辐18,19通过切割面向外筒6的角部16的外侧隔板10的一部分而进入后部。在外侧隔板10中形成有:(C)2011,JPO&INPIT
    • 9. 发明专利
    • Tunnel excavator for curvilinear construction and construction method of tunnel using the same
    • 隧道施工隧道掘进机及其使用的隧道施工方法
    • JP2010121405A
    • 2010-06-03
    • JP2008298347
    • 2008-11-21
    • Ihi CorpTaisei Corp大成建設株式会社株式会社Ihi
    • NAKANE TAKASHIOSAKA MAMORUARAI SHOICHIFUJITANI TOSHIMI
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide a tunnel excavator for curvilinear construction and a construction method of a tunnel using it which enables the construction of a sharply-curved tunnel by a simple structure, namely at low cost. SOLUTION: The tunnel excavator 1 for curvilinear construction is provided with a linear front body 3, a linear rear body 5, and an center-fold mechanism 6. A cutter 2 used for cutting a working face is provided at the front of the linear front body 3, and segments 4 are assembled in a ring shape inside of the linear rear body 5. The center-fold mechanism 6 bendably connects the rear body 5 and the front body 3. The front body 3 (or the rear body 5) is axially divided into the front and the rear, and a cylindrical tapered member 7 for connecting the split bodies 3a, 3b at an angle with each other are detachably placed between the split bodies 3a, 3b. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种用于曲线构造的隧道式挖掘机和使用该隧道的隧道施工方法,其能够以简单的结构即低成本构建尖锐弯曲的隧道。 解决方案:用于曲线构造的隧道挖掘机1设置有线性前体3,线性后体5和中心折叠机构6.用于切割工作面的切割器2设置在 线状前身3和片段4在线状后身5的内部组装成环状。中心折叠机构6可弯曲地连接后身5与前身3.前身3(或后身 5)轴向分为前后,并且用于将分割体3a,3b彼此成角度地连接的圆柱形锥形构件7可拆卸地设置在分割体3a,3b之间。 版权所有(C)2010,JPO&INPIT