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    • 3. 发明专利
    • Tunnel excavator
    • 隧道挖掘机
    • JP2007077736A
    • 2007-03-29
    • JP2005269532
    • 2005-09-16
    • Kajima CorpKawasaki Heavy Ind LtdMitsubishi Heavy Ind Ltd三菱重工業株式会社川崎重工業株式会社鹿島建設株式会社
    • AZUMA TAKASHISUGIYAMA MASAHIKOFURUI MICHIONAGAMORI KUNIHIROSHIRAI SHUNSUKEKAMIO MASAHIRO
    • E21D11/40
    • PROBLEM TO BE SOLVED: To provide a tunnel excavator equipped with an erector device which has a sufficient degree of freedom, and facilitates assembly of special-shaped segments such as D-shaped ones, for instance. SOLUTION: The tunnel excavator is formed of a cylindrical excavator main body 1, a shield jack 22 for advancing the excavator main body, a cutter head 10 rotatably supported on a front portion of the excavator main body, a driving motor 13 for driving the cutter head for rotation, and the erector device 24 for assembling the segment S in a tail of the excavator main body. The erector device has a grip device 36 which is rotatable with respect to the excavator main body at least about a first rotation axis A extending in a tunnel excavation direction, and a second rotation axis B deviated from the first rotation axis in a tunnel radial direction. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种配备有具有足够自由度的竖立装置的隧道挖掘机,并且便于组装诸如D形的特殊部分。 解决方案:隧道式挖掘机由圆柱形挖掘机主体1,用于推进挖掘机主体的屏蔽插座22,可旋转地支撑在挖掘机主体前部的切割头10,用于 驱动刀头旋转,以及用于将段S组装在挖掘机主体的尾部中的竖立装置24。 竖立装置具有握持装置36,其可相对于挖掘机主体至少绕隧道挖掘方向延伸的第一旋转轴线A和沿隧道径向方向从第一旋转轴线偏离的第二旋转轴线B旋转 。 版权所有(C)2007,JPO&INPIT
    • 4. 发明专利
    • Outermost circumference cutter for hard wall and shield machine having the same
    • 具有相同功能的硬壁式外壳切割机
    • JP2003336486A
    • 2003-11-28
    • JP2002148657
    • 2002-05-23
    • Kajima CorpKawasaki Heavy Ind Ltd川崎重工業株式会社鹿島建設株式会社
    • KONDO YASUNORIMORIO SABUROTANAAMI KOICHIOKUWA SHOJIMIZOTA HISASHIISHIKAWA ZENICHIIWAZUMI TOMOKAZUKAMIO MASAHIRO
    • E21D9/087E21D9/08
    • PROBLEM TO BE SOLVED: To solve a problem of a conventional cutter for cutting a hard wall wherein, when the cutter is used for the outermost circumference of a cutter disk, vibration and noise occur in the cutter disk and a shield body due to friction produced by a contact of the outer circumference of the cutter with a cutting surface. SOLUTION: This cutter is provided in the outermost circumference part of the cutter dirk 1 turning in the front part of the shield machine and formed with prescribed height blade parts 12 and 13 in the cutting outer circumference part of the cutter disk 1. This outermost circumference cutter 8 for the hard wall is provided with a cutting tip 11 which has a vertical rake angle o formed in the turning direction of the cutter disk 1 from the blade parts 12 and 13 to the shield body side, a horizontal rake angle p formed rearward in the turning direction of the cutter disk 1, a vertical clearance angle q formed from the cutting front surface of the cutter disk 1 to the shield body side, and a horizontal clearance angle r formed rearward in the turning direction of the cutter disk 1 so as to efficiently excavate the excavation outermost circumference. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:为了解决现有的切割硬质切割刀的问题,其中当切割器用于切割盘的最外周时,在刀盘和屏蔽体中产生振动和噪声 由于切割器的外周与切割面的接触而产生的摩擦。 解决方案:该切割器设置在切割器dirk 1的最外周部分,该切割器dirk 1在屏蔽机器的前部转动,并且在切割刀盘1的切割外周部分中形成有规定高度的刀片部分12和13。 用于硬壁的最外周切割器8设置有切割刀片11,切削刀片11具有从刀片部分12和13到屏蔽体侧在刀盘1的转动方向上形成的垂直前角o,水平前角 p在切割盘1的转动方向上向后形成从切割盘1的切割前表面到屏蔽体侧形成的垂直间隙角q和在切割器的转动方向上向后形成的水平间隙角r 盘1,以便有效地挖掘挖掘最外周。 版权所有(C)2004,JPO
    • 6. 发明专利
    • Construction method for variable cross section of tunnel, and tunnel boring machine for use in it
    • 隧道可变交叉段施工方法及隧道掘进机
    • JP2007247211A
    • 2007-09-27
    • JP2006070365
    • 2006-03-15
    • Kajima CorpKawasaki Heavy Ind LtdMitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd三菱重工地中建機株式会社川崎重工業株式会社鹿島建設株式会社
    • AZUMA TAKASHISUGIYAMA MASAHIKOFURUI MICHIONAGAMORI KUNIHIROSHIRAI SHUNSUKEKAMIO MASAHIROTAKIMOTO KUNIHIKOIGARASHI HIROMASAUCHIDA HIROSHIGEIWATA HIROKICHISAKAI YOSHIO
    • E21D9/06
    • PROBLEM TO BE SOLVED: To enable an easy change such as the width reduction of a part of a cross section of a tunnel.
      SOLUTION: This construction method comprises: a step of assembling a D-type bulkhead segment S3 in such a manner that the bulkhead segment S3 continues into an existing circular segment S1; a step of installing an impervious bulkhead ring 2, the inner periphery of which is equipped with a tail sealing device 8, in such a manner that the bulkhead ring 2 continues into the bulkhead segment S3; a step of assembling a D-type segment S2 in the impervious ring in such a manner that the D-type segment S2 continues into the existing bulkhead segment S3; a step of connecting the impervious bulkhead ring to a boring machine body; a step of sequentially assembling the D-type segment S2; a step of disconnecting the impervious bulkhead ring from the boring machine body, while connecting the impervious bulkhead ring to the final D-type segment 2 when the boring machine body reaches a final position where the width of the cross section of the tunnel is reduced; a step of assembling the circular segment S1 in such a manner that the circular segment S1 continues into the impervious bulkhead unit and the final D-type segment S2; and a step of connecting the circular segment S1 to the impervious bulkhead ring and the final D-type segment S2.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了实现容易的改变,例如隧道的横截面的一部分的宽度减小。 解决方案:该构造方法包括:以隔板段S3继续成为现有的圆形段S1的方式组装D型隔板段S3的步骤; 安装不透水隔板环2的步骤,其内周装备有尾密封装置8,使得隔板环2继续进入隔板段S3; 以D型分段S2连续进入现有的隔板段S3的方式将D型段S2组装在不透水环中的步骤; 将不透水隔板环连接到镗孔机体的步骤; 顺序组装D型段S2的步骤; 当镗床机体到达隧道横截面的宽度减小的最终位置时,将不透水舱壁与镗床主体断开的步骤,同时将不透水舱壁环连接到最终的D型段2; 以圆形段S1连续进入不透水舱壁单元和最终D型段S2的方式组装圆形段S1的步骤; 以及将圆形段S1连接到不透水舱壁环和最终D型段S2的步骤。 版权所有(C)2007,JPO&INPIT
    • 7. 发明专利
    • Tunnel excavator
    • 隧道挖掘机
    • JP2007077737A
    • 2007-03-29
    • JP2005269533
    • 2005-09-16
    • Kajima CorpKawasaki Heavy Ind LtdMitsubishi Heavy Ind Ltd三菱重工業株式会社川崎重工業株式会社鹿島建設株式会社
    • AZUMA TAKASHISUGIYAMA MASAHIKOFURUI MICHIONAGAMORI KUNIHIROSHIRAI SHUNSUKEKAMIO MASAHIRO
    • E21D9/06E21D11/00
    • PROBLEM TO BE SOLVED: To provide a tunnel excavator equipped with a tail seal device which can sufficiently cope with high water pressure cutoff, and effectively forms a cutoff system without increasing the length of the excavator. SOLUTION: The slurry shield machine is equipped with the tail seal device 26 which is mounted on a rear end of a fixed shell 2 and a movable shell 3 of an excavator main body 1, and has brush tips sliding on an outer surface of a main line segment S1 corresponding to the fixed shell and an outer surface of an widened segment S2 corresponding to the movable shell. The tail seal device is formed of: band-shaped first tail seal brushes 33a to 33d set on an inner surface of the fixed shell in multiple stages along a longitudinal direction; and band-shaped second tail seal brushes 34a to 34d set on an inner surface of the movable shell in multiple stages along the longitudinal direction. Then a first end face seal brush 37 connecting between ends of the first tail seal brushes in the multiple stages, and a second end face seal brush 38 connecting between ends of the second tail seal brushes in the multiple stages, are slid on each other via side surfaces of wire brushes in a tunnel radial direction. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种配备有可以充分应对高水压截止的尾部密封装置的隧道挖掘机,并且有效地形成切割系统而不增加挖掘机的长度。

      解决方案:浆料屏蔽机配备有安装在挖掘机主体1的固定壳体2的后端和可动壳体3的后端的尾部密封装置26,并且具有在外表面上滑动的刷头 对应于固定壳体的主线段S1和对应于可动壳体的加宽段S2的外表面。 尾部密封装置由沿着长度方向设置在固定壳体的内表面上的多个级的带状的第一尾部密封刷33a至33d形成; 以及沿着长度方向设置在可动壳的内表面上的多个级的带状的第二尾密封刷34a至34d。 然后在多级中连接第一尾密封刷的端部之间的第一端面密封刷37和连接在多级中的第二尾密封刷的端部之间的第二端面密封刷38彼此通过 钢丝刷在隧道径向方向的侧面。 版权所有(C)2007,JPO&INPIT

    • 8. 发明专利
    • Tunnel excavator
    • 隧道挖掘机
    • JP2007077735A
    • 2007-03-29
    • JP2005269531
    • 2005-09-16
    • Kajima CorpKawasaki Heavy Ind LtdMitsubishi Heavy Ind Ltd三菱重工業株式会社川崎重工業株式会社鹿島建設株式会社
    • AZUMA TAKASHISUGIYAMA MASAHIKOFURUI MICHIONAGAMORI KUNIHIROSHIRAI SHUNSUKEKAMIO MASAHIRO
    • E21D11/00E21D9/06
    • PROBLEM TO BE SOLVED: To provide a tunnel excavator equipped with a tail seal device which has tail seal brushes arranged in multiple stages to cope with high water pressure cutoff, has air tubes arranged at respective tail seal brush sliding portions, to thereby improve adhesiveness of the sliding portions and exert sufficient sealing performance. SOLUTION: According to the structure of the tunnel excavator, the tail seal device which slides on an outer surface of a main line segment S1 corresponding to a fixed shell, and an outer surface of a widened segment S2 corresponding to a movable shell, is formed of: band-shaped first tail seal brushes 33a to 33d set on an inner surface of the fixed shell in multiple stages along a longitudinal direction; band-shaped second tail seal brushes 34a to 34d set on an inner surface of the movable shell in multiple stages at locations where the first tail seal brushes are slidable; and first air tubes 35a to 35d arranged at mounting portions of the first and second tail seal brushes, for energizing the tips of the first and second tail seal brushes toward the outer surfaces of the main line segment and the widened segment. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供一种具有尾部密封装置的隧道式挖掘机,该尾部密封装置具有多级布置以应对高水压截止的尾部密封刷,具有布置在各个尾部密封刷滑动部分处的空气管,从而 提高滑动部的粘合性,发挥充分的密封性。 解决方案:根据隧道挖掘机的结构,在对应于固定壳体的主线段S1的外表面上滑动的尾密封装置和对应于可移动壳体的加宽段S2的外表面 由沿着长度方向多级设置在固定壳体的内表面上的带状的第一尾部密封刷33a〜33d形成, 在第一尾部密封刷可滑动的位置处,多个阶段设置在可动壳的内表面上的带状第二尾部密封刷34a至34d; 以及布置在第一和第二尾部密封刷的安装部分处的第一空气管35a至35d,用于将第一和第二尾部密封刷的尖端向主线段和加宽段的外表面供能。 版权所有(C)2007,JPO&INPIT
    • 9. 发明专利
    • Tunnel boring machine
    • 隧道镗床
    • JP2007247212A
    • 2007-09-27
    • JP2006070366
    • 2006-03-15
    • Kajima CorpKawasaki Heavy Ind LtdMitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd三菱重工地中建機株式会社川崎重工業株式会社鹿島建設株式会社
    • AZUMA TAKASHISUGIYAMA MASAHIKOFURUI MICHIONAGAMORI KUNIHIROSHIRAI SHUNSUKEKAMIO MASAHIROTAKIMOTO KUNIHIKOIGARASHI HIROMASAUCHIDA HIROSHIGEIWATA HIROKICHISAKAI YOSHIO
    • E21D11/00E21D9/06
    • PROBLEM TO BE SOLVED: To provide a tunnel boring machine which is equipped with a tail sealing device enabling the sure performance of high-water-pressure cut-off operations and safe boring. SOLUTION: A slurry type shield machine is equipped with the tail sealing device 26 which is mounted in the rear of the fixed outer shell 2 and movable outer shell 3 of a shield machine body 1, so as to seal a section between itself and the outer surface of an existing segment S. The tail sealing device comprises: first strip-shaped tail sealing brushes 33a-33e which are installed over a plurality of longitudinal steps on the inner surface of the fixed outer shell; second strip-shaped tail sealing brushes 34a-34e which are installed over a plurality of longitudinal steps on the inner surface of the movable outer shell, so as to apply sealing in such a manner that their ends adjoin or overlap ends of the first tail sealing brushes, during ordinary boring; a widening steel shell 40 which applies sealing by expanding first and second tube seals 45 and 46 in place of the first and second tail sealing brushes during widening; and widening-section tail sealing brushes 54a-54c which applies sealing by filling a gap between the first and second tail sealing brushes in place of the widening steel shell during widening boring. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种隧道掘进机,其配备有能够确保高水压切断操作和安全钻孔的可靠性的尾部密封装置。

      解决方案:浆液式屏蔽机器配备有尾部密封装置26,尾部密封装置26安装在屏蔽机体1的固定外壳2和可移动外壳3的后部,以便密封其自身之间的部分 和现有节段S的外表面。尾部密封装置包括:第一带状尾部密封刷33a-33e,其安装在固定外壳的内表面上的多个纵向台阶上; 第二带状尾部密封刷34a-34e,其安装在可移动外壳的内表面上的多个纵向台阶上,以便以这样的方式施加密封,使得它们的端部邻接或重叠第一尾部密封件的端部 普通无聊时刷子; 加宽钢壳40,其通过在加宽期间扩大第一和第二管密封件45和46而不是第一和第二尾部密封刷来施加密封; 以及加宽型尾部密封刷54a-54c,其通过在加宽钻孔期间填充第一和第二尾部密封刷之间的间隙来代替加宽的钢壳来施加密封。 版权所有(C)2007,JPO&INPIT