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    • 2. 发明专利
    • Shield boring machine
    • 屏蔽镗床
    • JP2007154617A
    • 2007-06-21
    • JP2005355186
    • 2005-12-08
    • Kumagai Gumi Co LtdMitsubishi Heavy Ind Ltd三菱重工業株式会社株式会社熊谷組
    • KAWAGOE MASARUKIDO YOSHIKAZUOKAZAKI SHINICHIROSUGIYAMA MASAHIKOAZUMA TAKASHI
    • E21D9/13E21D9/12
    • PROBLEM TO BE SOLVED: To obtain a shield boring machine capable of preventing a blow-off phenomenon of mud from a mud blow-off outlet of a screw conveyor. SOLUTION: The shield boring machine is equipped with a drum cylinder 2 and a rotary cutter head 3 provided to the front end of the drum cylinder, a chamber 4 taking an excavated soil therein, the screw conveyor 5, a flocculant addition stirring device 8 and dehydration equipment 9 are provided to the inside of the drum cylinder, and in the shield boring machine 1 carrying out excavation while stabilizing a cutting face by pressure of the mud formed by mixing the excavated soil with water in the chamber, it is so characterized that a mud discharging section 7 of the screw conveyor 5 sending the mud in the chamber 4 at the back and an inlet 10 of the flocculant addition stirring device 8 are connected to each other and that an outlet 14 of the flocculant addition stirring device 8 and an inlet 15 of the dehydration equipment 9 are connected to each other. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:获得能够防止来自螺旋输送机的泥浆吹出口的泥浆的泄漏现象的防护镗孔机。

      解决方案:屏蔽镗床配备有鼓筒2和设置在鼓筒前端的旋转刀头3,其中挖出的土壤的腔室4,螺旋输送机5,絮凝剂添加搅拌 装置8和脱水设备9设置在鼓筒的内部,并且在屏蔽镗床1中进行挖掘,同时通过将挖掘的土壤与水混合在一起形成的泥浆的压力来稳定切割面, 其特征在于,将在后面的室4中的泥浆和絮凝剂添加搅拌装置8的入口10发送的螺旋输送机5的泥浆排出部7彼此连接,并且将絮凝剂添加搅拌装置 8和脱水设备9的入口15彼此连接。 版权所有(C)2007,JPO&INPIT

    • 3. 发明专利
    • Segment and joint structure of segments
    • 部分和部分的联结结构
    • JP2006316590A
    • 2006-11-24
    • JP2005143178
    • 2005-05-16
    • Geostr CorpKumagai Gumi Co Ltdジオスター株式会社株式会社熊谷組
    • KAWAGOE MASARUKIDO YOSHIKAZUWATANABE KEIICHIFUJINO YUTAKAYOKOI NOBUAKI
    • E21D11/04E21D11/08
    • PROBLEM TO BE SOLVED: To obtain a segment by which a joint part of the segment can be joined to that of the other segment using an inexpensive bolt joint, a bolt box on the inner surface of a tunnel wall body can be eliminated, complicated post-work like burying the bolt box can be eliminated, and the strong joint of joint parts of rings can be obtained using the bolt joint. SOLUTION: The segment 2 comprises an inner surface 6 forming the inner surface of the tunnel wall body, an outer surface 7 forming the outer surface of the tunnel wall body, side faces connecting the inner surface 6 and the outer surface 7, a bolt penetration part 15, and a bolt fastening part 16. The side faces are formed by a cutting-face-side side face 9 facing the cutting-face-side, a portal-side side face 8 facing the portal side, a side face 10 connecting the end of the cutting-face-side side face and the end of the portal-side side face, and the other side face 11 connecting the other end of the cutting-face-side side face and the other end of the portal-side side face. The bolt penetration part 15 is formed in a manner of linearly penetrating from the cutting-face-side side face 9 to the side face 10. The bolt fastening part 16 has a bolt insertion port in the side face 11, and is formed of a nut 25 provided in the segment 2. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题为了获得可以使用廉价的螺栓接头来将段的接合部分与另一段的接合部分接合的段,可以消除隧道壁体的内表面上的螺栓盒 可以消除复杂的后期工作,如掩埋螺栓盒,并且可以使用螺栓接头获得环的接合部分的牢固接头。 解决方案:段2包括形成隧道壁体内表面的内表面6,形成隧道壁体外表面的外表面7,连接内表面6和外表面7的侧面, 螺栓贯通部15和螺栓紧固部16.侧面由面向切割面侧的切割面侧面9,面向入口侧的入口侧侧面8,侧面 连接切割面侧面的端部和门侧侧面的端部的面10,连接切割面侧面的另一端和另一端的另一侧面11 门侧侧面。 螺栓贯穿部15形成为从切断面侧面9向侧面10线状贯通的方式形成。螺栓紧固部16在侧面11上具有螺栓插入口, 坚果25在第2节中提供。版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Construction method for tunnel
    • 隧道施工方法
    • JP2006233752A
    • 2006-09-07
    • JP2006111359
    • 2006-04-13
    • Kumagai Gumi Co Ltd株式会社熊谷組
    • HASHIYA MASATOKIDO YOSHIKAZU
    • E21D9/06E21D11/04
    • PROBLEM TO BE SOLVED: To reduce cost of a lining member and perform lining of segment simply and accurately when constructing a tunnel having large extension distance and small bore to reduce cost.
      SOLUTION: In this construction method for tunnel, construction is performed by a jacking construction method by use of a base pushing jack 13 in the vicinity of a start part of the tunnel, and use of the base pushing jack 13 is stopped and a drilling jack 18 of a shield machine 17 is used when reaching a limit point of the jacking construction method to perform construction by switching from the jacking construction method to a shield construction method, a Hume pipe 16 is arranged in front of the base pushing jack 13, one or a few segments 19 are provided between a front end part of the Hume pipe 16 and the drilling jack 18 of the shield machine 17, joints are mounted on a front end outer side face of the Hume pipe 16 and rear end outer side faces of the segments 19 through a sealing material, and a cushion material is provided between mutually joint faces of the Hume pipe 16 and the segments 19.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:在构造具有大的延伸距离和小孔的隧道的同时,为了降低衬里构件的成本并且简单且精确地执行段的衬里以降低成本。 解决方案:在这种隧道施工方法中,通过使用在隧道起始部分附近的基座推动插孔13,通过顶起施工方法进行施工,停止使用基座推动插孔13, 当达到顶升施工方法的极限点时,使用屏蔽机17的钻孔千斤顶18,通过从起重施工方法切换到盾构施工方法进行施工,休憩管16布置在基座推动千斤顶的前方 如图13所示,在休谟管16的前端部和屏蔽机17的钻孔千斤顶18之间设置有一个或几个段19,在休眠管16的前端外侧面和后端外侧 分段19的侧面通过密封材料,缓冲材料设置在休憩管16和段19的相互接合面之间。(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Joint structure of segment
    • 连接结构
    • JP2005290806A
    • 2005-10-20
    • JP2004106465
    • 2004-03-31
    • Geostr CorpKumagai Gumi Co Ltdジオスター株式会社株式会社熊谷組
    • KAWAGOE MASARUKIDO YOSHIKAZUFUJINO YUTAKAKURAKATA TORU
    • E21D11/04
    • PROBLEM TO BE SOLVED: To provide a joint structure of a segment which enables a pin joint to be easily inserted and retained even when small dislocation is generated between a pin joint and a retaining part, and prevent damage from being imparted to concrete or like around the joint.
      SOLUTION: The pin joint 20 which protrudes in the direction of the opposite segment 10B is arranged in a butt surface 11a of a segment 10A. An annular holding member 32 having an uneven part on the inner surface side of a hole part 31 of the opposite segment 10B for receiving and fixing the pin joint 20 or an annular holding member having a multi-layer structure and having a holding member with low rigidity on the inner peripheral side and a holding member with high rigidity on the outer peripheral side is embedded in the segment 10B.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供一个节段的接头结构,即使在销接头和保持部之间产生小的位错,也能够使销接头容易地插入和保持,并且防止损坏被施加到混凝土 或者在联合周围。 解决方案:在相对的段10B的方向上突出的销接头20布置在段10A的对接表面11a中。 在相对的部分10B的孔部31的内表面侧具有用于接收和固定销接头20的不平坦部分的环形保持构件32或具有多层结构的环形保持构件,并且具有低的保持构件 内周侧的刚性和外周侧具有高刚性的保持构件嵌入在段10B中。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Connection method for segment, and segment
    • 分段和分段的连接方法
    • JP2005042361A
    • 2005-02-17
    • JP2003201883
    • 2003-07-25
    • Geostr CorpKumagai Gumi Co Ltdジオスター株式会社株式会社熊谷組
    • KIDO YOSHIKAZUKAWAGOE MASARUMASUZAWA SHINJITANAKA HIDEKIWATANABE KEIICHIFUJINO YUTAKA
    • E21D11/04E21D11/08
    • PROBLEM TO BE SOLVED: To provide a connection method for a segment, which can reduce the occurrences of a chip and a crack in shield propulsion, and the segment for use in the connection method.
      SOLUTION: A plurality of recesses 12 are provided in a cutting-face-side lateral face 11a of the segment 11 and a pit-mouth-side lateral face 11b thereof, respectively, and an L-shaped cross-section angle 30, which abuts on each of the bottom face and lateral face of the recess 12, is installed. The segment 11 and a segment 11Z of an existing segment ring 10Z are connected together via an insertion member 40 which is composed of an elastic material and which is arranged between the recesses 12 and 12. The segments adjacent to each other in the circumferential direction of a tunnel are coupled together by means of a coupling plate, one end side of which is housed in recesses 12a and 12c each opened on the side of each circumferential butt end face and which is arranged astride the recesses 12a and 12c, and a coupling member which is equipped with a bolt screwed into an insert member pre-embedded in the segment.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种能够减少屏蔽推进中的芯片和裂纹的发生的段的连接方法,以及用于连接方法的段。 解决方案:分段11的切割面侧面11a和凹坑口侧面11b分别设有多个凹部12,L形截面角30 ,其邻接凹部12的底面和侧面的每一个。 现有分段环10Z的段11和段11Z经由由弹性材料构成的插入构件40连接在一起,该插入构件40布置在凹部12和12之间。沿圆周方向 隧道通过联接板联接在一起,联接板的一端侧容纳在凹槽12a和12c中,凹槽12a和12c各自在每个圆周对接端面的侧面上开口,并且跨过凹部12a和12c布置,并且耦合构件 其配备有螺钉拧入预嵌入段中的插入件中的螺栓。 版权所有(C)2005,JPO&NCIPI