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    • 1. 发明专利
    • Coupling structure for steel segment with pre-filled concrete
    • 用预先浇筑的混凝土进行钢筋分段的连接结构
    • JP2003343196A
    • 2003-12-03
    • JP2002207764
    • 2002-07-17
    • Nippon Steel CorpTechnos Kkテクノス株式会社新日本製鐵株式会社
    • TOYOSHIMA KEIHIROZAWA NORIYUKIMIYAKE MASATOINADA MINORUMIYASHITA YOSHITAKAOKAMOTO AKIRA
    • E21D11/04
    • PROBLEM TO BE SOLVED: To contribute to laborsaving construction and the simplification of a structure by reducing or dispensing with bolt fastening work and work for filling in a hole of a bolt box, in terms of a steel segment with pre-filled concrete.
      SOLUTION: The steel segment 10 is constituted in such a manner that the pre-filled concrete is infilled into a steel shell 10a which is composed of an outer main beam 11, an inner main beam 11a, joint plate 13 and a skin plate 14; and a male joint 17a is equipped with an engaging protrusion 20 which is composed of a shank 20a, whose base end if fixed to a joining plate 18, and a head part 20b. A female joint 17 has an engaging hole 19 which is composed of an opening 19a into which the head part 20b of the male joint 17a can be inserted, and a locking part 19b into which the shank 20a can be fitted. Tapers 21a and 21c, whose diameters are reduced in one circumferential direction of the tunnel, and tapers 21b and 21d, whose diameters are reduced to the side of the base end of the shank 20a in the axial direction of the tunnel, are provided in the shank 20a and the locking part 19b, in which the rear part of the engaging hole 19 is made to serve as a closed space 23.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:通过减少或分配螺栓紧固工作和填充螺栓箱的孔的工作,有助于实现结构和简化结构,就具有预填充混凝土的钢段而言 。 解决方案:钢段10以预先填充的混凝土填充到由外主梁11,内主梁11a,接头板13和皮肤构成的钢壳10a中的方式构成 板14; 并且公接头17a配备有接合突起20,该突起20由固定到接合板18的基端部的柄部20a和头部20b构成。 阴接头17具有接合孔19,该接合孔19由可以插入阳接头17a的头部20b的开口19a和可以安装柄20a的锁定部19b构成。 在隧道的一个圆周方向上直径减小的锥形部21a,21c,在隧道的轴向上直径缩小到柄部20a的基端侧的锥形部21b,21d设置在 柄部20a和锁定部分19b,其中使接合孔19的后部用作封闭空间23.版权所有(C)2004,JPO
    • 2. 发明专利
    • Steel segment and steel segment producing method
    • 钢部分和钢部分生产方法
    • JP2007046346A
    • 2007-02-22
    • JP2005232344
    • 2005-08-10
    • Nippon Steel Corp新日本製鐵株式会社
    • INADA MINORU
    • E21D11/14
    • PROBLEM TO BE SOLVED: To provide a steel segment which can exert the same cross sectional performance as a conventional one even if the number of main girders is reduced, and to provide a steel segment producing method.
      SOLUTION: The steel segment 10 having a box-shaped structure is obtained by assembling a skin plate 12 constituting an external peripheral surface thereof, the plurality of main girders 14 circumferentially arranged on an internal peripheral surface of the skin plate 12, and a pair of joint plates 16 set at both circumferential edges of the skin plate 12 and extending in an axial direction. The steel segment 10 is characterized by provision of one or two reinforcing members 20 each consisting of an inner flange 22 circumferentially attached onto an inner peripheral side of the segment, and a plurality of connection ribs 24 connecting between the inner flange 22 and the inner peripheral surface of the skin plate 12.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供即使减少主梁的数量也能够发挥与以往相同的横截面性能的钢段,并且提供钢段制造方法。 解决方案:具有箱形结构的钢段10通过组装构成其外周表面的表皮板12,周向布置在表皮板12的内周表面上的多个主梁14和 一对接合板16,其设置在外壳板12的两个周向边缘处并沿轴向方向延伸。 钢段10的特征在于设置一个或两个加强构件20,每个加强构件20由周向附接到段的内周侧的内凸缘22和连接在内凸缘22和内周边之间的多个连接肋24 皮肤板12的表面。版权所有(C)2007,JPO&INPIT
    • 3. 发明专利
    • Segment for tunnel
    • 隧道分段
    • JP2005299099A
    • 2005-10-27
    • JP2004112619
    • 2004-04-07
    • Nippon Steel Corp新日本製鐵株式会社
    • TOYOSHIMA KEIINADA MINORU
    • E21D11/14E21D11/08E21F1/00
    • PROBLEM TO BE SOLVED: To provide a segment for a tunnel, securing the effective section of the tunnel, and reducing the excavation amount for the tunnel to perform ventilation and water flow.
      SOLUTION: In this segment for the tunnel, pipes or spaces are provided in the interiors of the segments for the tunnel connected in the circumferential direction of the tunnel and in the axial direction of the tunnel, and the pipes or spaces in the interiors for the tunnel are communicated with each other in the circumferential direction of the tunnel and in the axial direction of the tunnel.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供隧道的段,固定隧道的有效部分,并减少隧道的挖掘量进行通风和水流。

      解决方案:在隧道的该段中,在隧道的圆周方向和隧道的轴向连接的隧道的内部设有管道或空间,以及管道或空间 隧道的内部在隧道的圆周方向和隧道的轴向方向上彼此连通。 版权所有(C)2006,JPO&NCIPI

    • 6. 发明专利
    • Segment joint and segment
    • 分部联合和分部
    • JP2005068699A
    • 2005-03-17
    • JP2003297085
    • 2003-08-21
    • Maeda CorpNippon Steel Corp前田建設工業株式会社新日本製鐵株式会社
    • TOYOSHIMA KEIINADA MINORUNODA KENJIMIYAZAWA MASAHIRO
    • E21D11/04
    • PROBLEM TO BE SOLVED: To provide a highly strong circumferential segment joint enabling segment connection operation in a short time by a simple structure and the segment having the joint. SOLUTION: In this segment joint having a male joint and a female joint in a joint plate forming the circumferential joining face of the segment, the upper part of the male joint is formed in H-shape in cross section having upper and lower flanges and a web and the lower surface of the upper flange is formed aslant. The lower part of the male joint is formed in a screw part having a screw structure and holds a joint plate so that the male joint can be detachably fixed by a metal fitting through an elastic member. The peripheries of the screw part form a closed space by walls and covers, and an engagement member forming the female joint is formed on the inner side of the outer side of the joint plate at a specified interval. The engagement member comprises a tilted surface engaged with the upper and lower flanges of the male joint and engaged with the tilted surface on the lower surface of the upper flange of the male joint. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:通过简单的结构和具有接头的段,提供一种能够在短时间内实现段连接操作的高强度圆周段接合。 解决方案:在形成该段的周向接合面的接合板中具有阳接头和阴接头的该节段接头中,阳接头的上部形成为具有上下的H形截面 凸缘和腹板,并且上凸缘的下表面形成为倾斜的。 阳接头的下部形成为具有螺纹结构的螺纹部,并且保持接合板,使得阳接头可以通过弹性构件通过金属配件可拆卸地固定。 螺纹部分的周边通过壁和盖形成封闭空间,并且以规定的间隔在接合板的外侧的内侧形成形成阴接头的接合构件。 接合构件包括与阳接头的上凸缘和下凸缘接合并与阳接头的上凸缘的下表面上的倾斜表面接合的倾斜表面。 版权所有(C)2005,JPO&NCIPI