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    • 31. 发明专利
    • Curved pipe jacking device
    • 弯管管道装置
    • JP2006152640A
    • 2006-06-15
    • JP2004343413
    • 2004-11-29
    • Ohbayashi Corp株式会社大林組
    • ISO YOSHINOBUAKIYOSHI KENJIIZAWA MASAYOSHIKIMURA HIROTAKA
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide a curved pipe jacking device capable of securing construction accuracy, while avoiding a diametral enlargement of the cross-sectional area of a heading or shortening of a curved pipe, without requiring large propulsion.
      SOLUTION: A jacking device 10 has a fixed stand 30, a jacking stand 32 and a jacking moving mechanism 34. The stand 30 is fixedly arranged in an advancing heading 12. The stand 32 has upper and lower curved frames 32a and 32b movably supported by the fixed stand 30 in the cross-sectional direction in the advancing heading 12, allowing storage of the curved pipe 14 from an opening by opening one end of the side and curving in the same curvature as the curved pipe 14 on upper-lower surfaces. The stand 32 is mounted and supported on a plurality of guide rollers 42. A gripping pin jack 32d is arranged in the upper-lower curved frames 32a and 32b. The pin jack 32d is used for gripping and fixing the curved pipe 14, and for transmitting propulsion of the jacking moving mechanism 34 to the curved pipe 14. The jacking moving mechanism 34 is composed of a rack 34a, a plurality of pinions 34b meshing with this rack 34a, and a rotational driving part 34c of the respective pinions 34b.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够确保施工精度的弯管启顶装置,同时避免弯曲管道的横截面积的缩径或缩短的直径扩大,而不需要大的推进。 解决方案:顶升装置10具有固定支架30,顶升支架32和顶起移动机构34.支架30固定地设置在前进行进12中。支架32具有上下弯曲框架32a和32b 通过固定支架30在前进行程12的横截面方向上可移动地支撑,允许弯曲管14从开口的一端开口并以与弯曲管14相同的曲率弯曲, 下表面。 支架32安装并支撑在多个导辊42上。夹紧销插孔32d设置在上下弯曲框架32a和32b中。 销插头32d用于夹紧和固定弯管14,并将顶起移动机构34的推进传递到弯管14。顶起移动机构34由齿条34a,多个与第 该齿条34a和各个小齿轮34b的旋转驱动部34c。 版权所有(C)2006,JPO&NCIPI
    • 32. 发明专利
    • Excavated soil disposal method and processing water
    • 开挖土壤处理方法和加工水
    • JP2009179971A
    • 2009-08-13
    • JP2008018126
    • 2008-01-29
    • Keihin Soil CorpOhbayashi Corp京浜ソイル株式会社株式会社大林組
    • MIKI KEIZOIZAWA MASAYOSHITANAKA YOSHIHIROMORI MICHIHITONAGAI FUMIHIRO
    • E21D9/13E21D9/06
    • PROBLEM TO BE SOLVED: To provide an excavated soil disposal method for preventing viscous soil contained in excavated soil from dissolving into water. SOLUTION: According to the excavated soil disposal method, processing water obtained by adding a nonionic thickening agent to water is fed into a chamber 5, according to excavation of a slurry-type shield machine 1. The excavated soil generated by the excavation of the slurry-type shield machine 1 is mixed with the processing water in the chamber 5 by an agitator 8, but by virtue of aggregation effect of the nonionic thickening agent contained in the processing water, the viscous soil contained in the excavated soil does not dissolve into the water. The processing water is adjusted so as to have a specific gravity and a specific viscosity of about 1.00 to about 1.25, and about 20 to about 40 sec, respectively, for instance. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供挖掘土壤处理方法,用于防止挖掘土壤中所含的粘性土壤溶解在水中。 解决方案:根据挖掘的土壤处理方法,根据泥浆型盾构机1的挖掘将加入非水增稠剂的水加工到水室5中。挖掘产生的挖土 浆料型屏蔽机1通过搅拌器8与室5中的处理水混合,但是由于包含在处理水中的非离子增稠剂的聚集效应,包含在挖土中的粘性土壤不会 溶于水。 调整处理用水,使其具有例如约1.00至约1.25,约20至约40秒的比重和比粘度。 版权所有(C)2009,JPO&INPIT
    • 33. 发明专利
    • Construction method for forming widened section of shield tunnel, and structure of widened section of shield tunnel
    • 盾构隧道宽松段施工方法及盾构隧道施工结构分析
    • JP2008050779A
    • 2008-03-06
    • JP2006225821
    • 2006-08-22
    • Ohbayashi Corp株式会社大林組
    • IZAWA MASAYOSHIMATSUMOTO SHINFUKUMOTO KATSUJI
    • E21D9/06E21D9/04
    • PROBLEM TO BE SOLVED: To provide a construction method for forming a widened section of a shield tunnel which is equipped with a steel bent pipe functioning as protecting work for covering the periphery of the widened section while having rigidity high enough to enable utilization as a part of a mainly installed structure, and capable of dispensing with the installation of a support during excavation, and a structure of the widened section. SOLUTION: The steel bent pipes 16 which are laterally protruded in an arc shape with a constant curvature are provided at a predetermined pitch along the longitudinal direction of the tunnel between steel segments 41a which are arranged at upper and lower edges of a section for forming the widened section 8 by using a pipe-jacking excavator. A reinforcing steel material is inserted inside so that both ends can be fixed to a main girder of the steel segment via a joint plate, and stiffening is applied by infilling a solidification material. After solidification, a segment 41c of the portion for forming the widened section is removed, lateral sediment is excavated, the inside surface of the steel bent pipe is exposed, and a lining body is formed by covering an exposed surface. A cross section of the steel bent pipe is formed in such a rectangular shape that its aspect ratio is set at 2:1 or 3:1, and the pipe-jacking excavator is constituted by providing a leading end with two or three excavators performing excavation while forming a square cross section. The steel bent pipe allows the penetration of a skin plate by avoiding a rib of the steel segment. COPYRIGHT: (C)2008,JPO&INPIT
    • 解决问题的方案:提供一种形成盾构通道的加宽部分的构造方法,该施工方法具有钢弯曲管,该钢弯管作为用于覆盖加宽部的周边的保护作用,同时具有足够高的刚度以使得能够利用 作为主要安装结构的一部分,并且能够在挖掘期间分配支撑件的安装,以及加宽部分的结构。

      解决方案:沿着隧道的纵向方向以预定间距沿弧形形状设置有恒定曲率的钢弯管16设置在一部分的上边缘和下边缘之间的钢段41a之间 用于通过使用顶管挖掘机形成加宽部分8。 将钢筋材插入内侧,使得两端能够通过接合板固定在钢段的主梁上,并且通过填充凝固材料来施加加强硬化。 凝固后,去除用于形成加宽部的部分的段41c,挖出侧向沉积物,暴露钢弯管的内表面,并且通过覆盖暴露的表面形成衬层体。 钢弯管的横截面形成为长宽比为2:1或3:1的矩形形状,顶起式挖掘机的前端设置有进行挖掘的两台或三台挖掘机 同时形成正方形横截面。 钢弯管允许通过避免钢段的肋部穿透皮肤板。 版权所有(C)2008,JPO&INPIT

    • 36. 发明专利
    • Design method of shield machine
    • 屏蔽机设计方法
    • JP2007191877A
    • 2007-08-02
    • JP2006009209
    • 2006-01-17
    • Ohbayashi Corp株式会社大林組
    • KANAI MAKOTOMIKI KEIZOIZAWA MASAYOSHIKITAYAMA ATSUSHIMATSUBARA KENTATAKAHASHI HIROSHI
    • E21D9/12
    • PROBLEM TO BE SOLVED: To provide a design method for designing an earth pressure type shield machine that meets the specification of an agitating mechanism in an optimum plastic flow state for excavation, and input conditions in making a flow analysis based on the specification of the agitating mechanism by grasping, through the flow analysis, the plastic flow state of excavated sediment based on the specification of the agitating mechanism of the earth pressure type shield machine.
      SOLUTION: Appropriate plastic flow states obtained by simulation based on the flow analysis are compared to select the optimum flow state for excavation, and the specifications of the agitating mechanism and a soil removing mechanism 21 in the plastic flow state are selected. The shield machine 1 is designed based on the selected specifications of the agitating mechanism and soil removing mechanism 21.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种设计满足挖掘最佳塑性流动状态的搅拌机构的规格的土压力型屏蔽机的设计方法,以及基于规格进行流动分析的输入条件 通过流量分析,根据土压式盾构机的搅拌机构的规格,掌握了挖泥沉积物的塑性流动状态。 解决方案:比较通过基于流量分析的模拟获得的适当的塑性流动状态来选择挖掘的最佳流动状态,并且选择搅拌机构的规格和塑性流动状态下的去污机构21。 屏蔽机1是根据所选择的搅拌机构和除污机构21的规格设计的。(C)2007年,JPO&INPIT
    • 38. 发明专利
    • Tunnel construction method and tunnel constructed by this tunnel construction method
    • 隧道施工方法和隧道施工方法
    • JP2006046058A
    • 2006-02-16
    • JP2005176766
    • 2005-06-16
    • Ohbayashi Corp株式会社大林組
    • MIKI KEIZOHAYASHI SEITAKUYOKOMIZO FUMIYUKISAKAMOTO MASAAKIHADATE SEIJIYOSHIDA KIMIHIROINOUE SADAFUMIIZAWA MASAYOSHI
    • E21D9/04
    • PROBLEM TO BE SOLVED: To provide a tunnel construction method of constructing an upward approach section having an upward gradient for arriving at an aboveground part in the vicinity of a structure from the tail end of a tunnel section; by constructing the tunnel section passing under the structure in this predetermined excavation depth; after constructing a downward approach section having a downward gradient for arriving at the predetermined excavation depth under the structure from the aboveground part in low noise and low vibration in a short period.
      SOLUTION: This tunnel 101 is constructed by passing under an intersection of a road by using a shielding machine 1, and is composed of the downward approach section 107a having the downward gradient for arriving at the tunnel excavation depth under the intersection from the aboveground part in the vicinity of the intersection 102 of the road, the tunnel section 104 for passing under the intersection 102 of the road in the tunnel excavation depth, and the upward approach section 107b having the upward gradient for arriving at the aboveground part in the vicinity of the intersection 102 of the road from the tail end of this tunnel section 104.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种隧道施工方法,用于构造具有向上倾斜的向上接近部分,用于到达来自隧道部分的尾端的结构附近的地上部分; 通过在该预定挖掘深度内构造通过结构的隧道段; 在短时间内以低噪声和低振动构造具有从地面部分的结构下方到达预定挖掘深度的向下坡度的向下进近部分。 解决方案:该隧道101通过使用屏蔽机1在道路的交叉路口下方构成,并且由具有向下坡度的向下接近部分107a构成,该向下倾斜部分107a在距交叉路口的交叉路口处达到隧道挖掘深度 在道路交叉路口102附近的地上部分,隧道掘进深度的道路交叉路口102下方通过的隧道部分104,以及向上方向部分107b到达地面部分 从该隧道段104的尾端的道路的交叉路口102附近。版权所有(C)2006,JPO&NCIPI
    • 39. 发明专利
    • Bottomed pilot tunnel advancing arch pipe roof construction method
    • 底部引航隧道高层建筑管道屋顶施工方法
    • JP2006037496A
    • 2006-02-09
    • JP2004218559
    • 2004-07-27
    • Ohbayashi Corp株式会社大林組
    • AKIYOSHI KENJIIZAWA MASAYOSHIKITAYAMA ATSUSHIHAMADA TAKASHIKATO KENJI
    • E21D9/00E21D9/04
    • PROBLEM TO BE SOLVED: To shorted a tunnel construction period in a place where spring water is generated in a large volume.
      SOLUTION: In this construction method, first of all, before excavating a tunnel main pit 10, a draining bottomed pilot tunnel 12 is advanced and constructed. When the bottom pilot tunnel 12 is constructed to a predetermined length, a water cut-off arch pile roof 14 including an arch and an invert part of the main pit 10 and surrounding its whole periphery is arranged in the next place. The roof 14 has a plurality of curved pipe bodies 16 and curing fillers 18 filled in these curved pipe bodies 16. In the curved pipe bodies 16, joint parts 20 are arranged on their side surfaces. The curved pipe bodies 16 are annularly arranged so as to be mutually adjacent in the tunnel axis direction. In this case, the curved pipe bodies 16 adjacent in the tunnel axis direction are annularly arranged while mutually fitting the joint part 20. When the curved pipe bodies 16 are arranged, the curing fillers 18 are filled inside and solidified. When the roof 14 is formed, its inside is excavated, and the main pit 10 is constructed.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:在大量产生泉水的地方,缩短隧道施工期。 解决方案:在这种施工方法中,首先,在挖掘隧道主坑10之前,引导排水底面的先导通道12。 当底部导向通道12被构造成预定长度时,在下一个位置处布置包括拱形物和主坑10的反转部分并围绕其整个周边的水切割拱顶屋顶14。 屋顶14具有填充在这些弯曲管体16中的多个弯曲管体16和固化填料18.在弯曲管体16中,接合部20布置在其侧面上。 弯管体16在隧道轴线方向上环状配置为相互相邻。 在这种情况下,在隧道轴线方向上相邻的弯曲管体16在将接合部20相互配合的同时环状地配置。当设置弯曲管体16时,将固化填料18填充到内部并固化。 当形成屋顶14时,其内部被挖掘,并且构成主坑10。 版权所有(C)2006,JPO&NCIPI
    • 40. 发明专利
    • Drift advancing arch pipe roof method
    • DRIFT ADVANCING ARCH PIPE ROOF方法
    • JP2006028815A
    • 2006-02-02
    • JP2004206718
    • 2004-07-14
    • Ohbayashi Corp株式会社大林組
    • AKIYOSHI KENJIIZAWA MASAYOSHIKITAYAMA ATSUSHIHAMADA TAKASHIKATO KENJI
    • E21D9/04E21D9/00
    • PROBLEM TO BE SOLVED: To provide a drift advancing arch pipe roof method capable of shortening a construction period of time by eliminating necessity for an auxiliary method.
      SOLUTION: In the method, first of all, a drift 12 is advancingly constructed prior to the excavation of a main tunnel 10. When the drift 12 having only a predetermined length is constructed, an arch section of the main tunnel 10 and an invert section are included, and a cut off arch pipe roof 14 surrounding the whole circumference is installed. The roof 14 has a plurality of curved pipe bodies 16 and hardening fillers 18 filling the curved pipe bodies 16. A joint section 20 is provided to the side of each of the curved pipe bodies 16. The curved pipe bodies 16 are circularly installed along the direction of the tunnel axis so that they are adjacent to each other, and in this case, the curved pipe bodies 16 adjacent to the direction of the tunnel axis are circularly arranged while fitting a recess section 20a and a projected section 20b of the joint section 20 to each other. When the curved pipe body 16 is installed, the inside thereof is filled with the hardening filler 18 to solidify it. When the roof 14 is formed, the inside thereof is excavated to carry out construction of the main tunnel 10.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种通过消除辅助方法的必要性能够缩短施工周期的漂移前进拱管屋顶方法。 解决方案:在该方法中,首先,在主隧道10的挖掘之前,将漂移12推进构造。当构造仅具有预定长度的漂移12时,主隧道10的拱形部分和 包括反转部分,并且安装围绕整个圆周的切断的拱形管道屋顶14。 屋顶14具有多个弯曲管体16和填充弯曲管体16的固化填料18.在每个弯曲管体16侧设置有接合部分20.弯曲管体16沿着 隧道轴线的方向使得它们彼此相邻,并且在这种情况下,与隧道轴线方向相邻的弯曲管体16是圆形布置的,同时装配接合部分的凹部20a和突出部20b 20对方 当安装弯曲管体16时,其内部填充有固化填料18以使其固化。 当屋顶14形成时,挖掘其内部以进行主隧道10的施工。版权所有(C)2006,JPO&NCIPI