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1. 发明专利

JP2006133213A Stand for setting surveying instrument 有权
标题翻译：设置检测仪器的设置
公开(公告)号：JP2006133213A
公开(公告)日：2006-05-25
申请号：JP2005146212
申请日：2005-05-19
申请人： Kajima Corp , Komatsu Underground Machinery Ltd , Taisei Corp , Tekken Constr Co Ltd , コマツ地下建機株式会社 , 大成建設株式会社 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： KURONUMA IZURU , YOSHIKAWA TADASHI , SHIRAI SHUNSUKE , KAMIO MASAHIRO , IWASHITA ZENICHIRO , HAYASHI NOBORU , TSURUTA KOICHI , MIMURO KEIJI , MATSUMOTO MICHIO , NAGAOKA TAKASHI , JUJI MASAYOSHI , SAITO HIROYUKI , ODAGIRI HIDEKI
IPC分类号： G01C15/00 , E21D9/093
摘要： PROBLEM TO BE SOLVED: To provide a stand for setting a surveying instrument capable of extremely rapidly measuring the position of a tunnel boring machine or the burying state of a jacking pipe in real time in pipe-jacking for burying the jacking pipe in the ground. SOLUTION: The stand comprises a stand body 2 mounted with a surveying instrument B, suspended arms 3 and 3 vertically raised at both side ends thereof, and rotating shafts 4 and 4 provided at the upper end parts of the suspended arms 3 and 3 to be horizontally protruded, respectively. A weight 5, a weight adjusting mechanism 6, and a bubble tube 7 are attached to the stand body 2, and a bearing 8, a rotary damper 9 and an electromagnetic brake 10 are attached to the rotating shafts 4 and 4. The stand body 2 is constituted so that the surveying instrument B can be detachably fixed. The suspended arm 3 is formed in a frame shape having a vertically long reverse V-shape, and the rotating shaft 4 is protrusively provided at the upper end of each suspended arm 3 to be horizontal in a direction orthogonal to the propelling direction of a steel pipe A. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于设置能够极大地快速测量隧道掘进机的位置或顶起管道的埋入状态的测量仪器的立场，用于将顶起管道埋入管道顶端地面。解决方案：支架包括安装有测量仪器B的支架体2，在其两侧端垂直升高的悬臂3和3以及设置在悬臂3的上端部的旋转轴4和4， 3分别水平突出。重量5，重量调节机构6和气泡管7安装在支架体2上，轴承8，旋转阻尼器9和电磁制动器10安装在旋转轴4和4上。支架体 2构成为使得测量仪器B能够可拆卸地固定。悬吊臂3形成为具有垂直长的反向V形的框架形状，并且旋转轴4突出地设置在每个悬臂3的上端，以沿与钢的推进方向正交的方向成水平方向管道A.版权所有（C）2006年，JPO＆NCIPI

2. 发明专利

JP2007023545A Entrance for start of jacking pipe, structure of entrance for start, and water cut-off construction method for entrance for start 有权
标题翻译：开始起动的入口，入口结构和启动的水切断构造方法
公开(公告)号：JP2007023545A
公开(公告)日：2007-02-01
申请号：JP2005204533
申请日：2005-07-13
申请人： Kajima Corp , Komatsu Underground Machinery Ltd , Taisei Corp , Tekken Constr Co Ltd , コマツ地下建機株式会社 , 大成建設株式会社 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： SHIRAI SHUNSUKE , KAMIO MASAHIRO , YOSHIKAWA TADASHI , HAYASHI NOBORU , IWASHITA ZENICHIRO , MIMURO KEIJI , ANDO TETSUTO , OGAWA FUSHI , MATSUI KENJI , EBARA HIROSHI , YAMAMOTO YOSHIHISA , SAITO HIROYUKI
IPC分类号： E21D9/06
摘要： PROBLEM TO BE SOLVED: To provide an entrance for start of a jacking pipe, a structure of the entrance for start, and a water cut-off construction method for the entrance for start for blocking a clearance among a start pit mouth, a drilling machine, and the jacking pipe securely to cut off water in the start pit mouth.
SOLUTION: The drilling machine 5 drills previously and a plurality of jacking pipes 6 drill from the start pit mouth 2 of the jacking pipe 6 after the drilling machine 5 by connecting them sequentially to construct an underground pipeline. This structure of the entrance for start is composed of an entrance pipe 3 in which the drilling machine 5 and the jacking pipe 6 can be inserted and a sealing member 4 composed of a plurality of wire brushes 4a attached to the inner periphery of the entrance pipe 3 like a ring. The sealing member 4 is attached so as to block a clearance a among the entrance pipe 3, the drilling machine 5, and the jacking pipe 6.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供起动管道的入口，起动入口的结构以及用于阻止起始坑口内的间隙的开始入口的停水施工方法，钻机和顶起管道可靠地切断起始坑口中的水。解决方案：钻孔机5先前进行钻孔，并且多个顶起管6在钻机5之后通过连接它们从顶起管6的起始坑口2钻出以构造地下管道。起动入口的这种结构由可以插入钻孔机5和起升管6的入口管3和由安装在入口管的内周上的多个线刷4a组成的密封构件4 3喜欢一个戒指密封构件4被安装成阻塞入口管3，钻孔机5和顶起管6之间的间隙a。（C）2007，JPO＆INPIT

3. 发明专利

JP2007023546A Entrance for arrival of jacking pipe, structure of entrance for arrival, and water cut-off construction method for entrance for arrival 有权
标题翻译：入口入境，入境结构和入境退休施工方法入境
公开(公告)号：JP2007023546A
公开(公告)日：2007-02-01
申请号：JP2005204534
申请日：2005-07-13
申请人： Kajima Corp , Komatsu Underground Machinery Ltd , Taisei Corp , Tekken Constr Co Ltd , コマツ地下建機株式会社 , 大成建設株式会社 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： SHIRAI SHUNSUKE , KAMIO MASAHIRO , YOSHIKAWA TADASHI , HAYASHI NOBORU , IWASHITA ZENICHIRO , MIMURO KEIJI , ANDO TETSUTO , OGAWA FUSHI , MATSUI KENJI , EBARA HIROSHI , YAMAMOTO YOSHIHISA , SAITO HIROYUKI
IPC分类号： E21D9/06
摘要： PROBLEM TO BE SOLVED: To securely perform water cut-off handling in an arrival pit mouth of a jacking pipe and recover a drilling machine very safely.
SOLUTION: The entrance for arrival composed of an entrance pipe 3 formed to have bore for storing the drilling machine 6 and the jacking pipe 7, a stuffing member 4 attached to a mouth of the entrance pipe 3, and a filling pipe 5 buried in the direction of diameter of the entrance pipe in the stuffing member 4 is attached to the arrival pit mouth 2 of the jacking pipe 7. After the drilling machine 6 and the jacking pipe 7 cut the stuffing member 4 and the filling pipe 5 and arrive in the entrance pipe 3, a grouting material 8 for water cut-off is poured between the entrance pipe 3 and the jacking pipe 7 from the filling pipe 5.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了安全地在起重管道的到达坑口进行截水处理，并且非常安全地回收钻床。解决方案：由入口管3形成的入口入口构成为具有用于存储钻孔机6和顶起管7的孔，安装在入口管3的口部的填充构件4和填充管5 在填塞构件4的入口管的直径方向上埋设在顶起管7的到达坑口2处。在钻孔机6和顶起管7切割填充构件4和填充管5之后，到达入口管3时，从入口管3和入口管7之间，从灌装管5中注入一个用于截水的灌浆材料8.（C）2007，JPO＆INPIT

4. 发明专利

JP2011089276A Reinforcing structure and reinforcing method of bridge pier 有权
标题翻译：桥梁的加固结构和加固方法
公开(公告)号：JP2011089276A
公开(公告)日：2011-05-06
申请号：JP2009241991
申请日：2009-10-21
申请人： Kajima Corp , Railway Technical Res Inst , Tekken Constr Co Ltd , 財団法人鉄道総合技術研究所 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： YAMANOBE SHINICHI , TAIRA YOHEI , YOSHIKAWA TADASHI , KITAMOTO YUKIYOSHI , NAGATANI TATSUYA , SUGIMOTO ICHIRO , KOBAYASHI YUSUKE , MATSUOKA SHIGERU , KURISU MOTOAKI
IPC分类号： E01D22/00 , E01D2/02 , E01D19/02
摘要： PROBLEM TO BE SOLVED: To provide a reinforcing structure and a reinforcing method of a bridge pier, which achieves excellent workability of construction work and reinforces the existing bridge pier certainly.
SOLUTION: In this reinforcing method, concrete 19a as first concrete is placed between the pair of webs 27 of a bridge girder, a plurality of holes are formed in the web 27, a steel material 13a as a first steel material is provided to sandwich in the concrete 19a between the pair of webs 27 and pass through the webs 27 and the concrete 19a, the steel material 13a is inserted into a sheath, the inside of the sheath is filled with grout while it is tightly stretched in substantially horizontal direction between both of the webs 27, and the steel product 13a (PC steel product) is fixed on the webs 27 on both sides through an anchor plate or the like. That is, a prestress force in the horizontal direction is applied on the concrete 19a, thereby generating a strong frictional force on a contact face with the webs 27.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种桥墩的加固结构和加固方法，确保了施工工作的良好可操作性，并加强了现有的桥墩。解决方案：在该增强方法中，作为第一混凝土的混凝土19a被放置在桥梁的一对腹板27之间，在腹板27中形成多个孔，提供作为第一钢材的钢材13a 在一对腹板27之间的混凝土19a中夹层并穿过腹板27和混凝土19a，将钢材13a插入护套中，在其内部充满水泥浆，同时将其紧紧地拉伸至基本水平两个腹板27和钢制品13a（PC钢制品）之间的方向通过锚板等固定在两侧的腹板27上。也就是说，水平方向的预应力施加在混凝土19a上，从而在与腹板27的接触面上产生强大的摩擦力。（C）2011，JPO＆INPIT

5. 发明专利

JP2005036435A Structure of tunnel, and construction method for tunnel 审中-公开
标题翻译：隧道结构及隧道施工方法
公开(公告)号：JP2005036435A
公开(公告)日：2005-02-10
申请号：JP2003198218
申请日：2003-07-17
申请人： Kajima Corp , Komatsu Im Engineering Kk , Komatsu Ltd , Tekken Constr Co Ltd , コマツアイエムエンジニアリング株式会社 , 株式会社小松製作所 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： NAGAOKA TAKASHI , KASUYA TARO , SAITO MASAHARU , TAKAMURA KEIICHI , HAYAKAWA YASUYUKI , YOSHIKAWA TADASHI , KATO MAKOTO , KODAIRA SADATADA , YAMAMOTO YOSHIHISA , TAKEUCHI TAKU
IPC分类号： E21D9/04 , E21D13/02
摘要： PROBLEM TO BE SOLVED: To provide a structure of a tunnel, and a construction method for the tunnel, which are suitable, for example, for construction of a ramp section of a road tunnel with a large cross section at a great depth, which dispense with soil improvement and various reinforcing construction methods to the utmost, which enable safe, rational and efficient construction, which enable a reduction in construction period and construction cost, which can be applied to either of a shield tunnel and a mountain tunnel, and which enable a road etc. to be rationally joined into one, branched or made wider. SOLUTION: A plurality of bent pipe-shaped buried pipes 17-19 are arranged in such a manner as to cross the longitudinal direction of the tunnel 1. Lining walls 23-25 are formed along the buried pipes 17-19. Both ends of the buried pipes 17-19 and both ends of the lining walls 23-25 are supported by both side sections of the tunnel 1. The tunnel 1 is provided in such a manner as to be capable of communicating with a main line tunnel 3 whereon a main line structure 6 is laid, and a branch line tunnel 4 whereon a branch line structure 8 is laid. The structure 6 and a separation/joining area 35, which can be separated from the structure 6 into the structure 8 or which can be joined to the structure 6 from the structure 8, are provided in the tunnel 1. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供隧道的结构和隧道的施工方法，其适合于例如在大深度处构造具有大横截面的道路隧道的坡道部分最大限度地省去了土壤改良和各种加固施工方式，使施工安全，合理，高效，可以减少施工期和施工成本，适用于盾构隧道和山隧道，使道路等合理加入到一个，分支或更广泛。解决方案：多个弯管管状埋管17-19以与隧道1的纵向相交的方式布置。衬里壁23-25沿着埋管17-19形成。埋管17-19的两端和衬壁23-25的两端由隧道1的两侧部分支撑。隧道1设置成能够与主线隧道在图3中，布置了主线结构6，并且布置了分支线结构8的分支线隧道4。隧道1中设置有结构6和分离/接合区域35，其可以从结构6分离成结构8或者可以从结构8与结构6相连接。版权所有： C）2005，JPO＆NCIPI

6. 发明专利

JP2005030147A Underground structure and its construction method 有权
标题翻译：地下结构及其施工方法
公开(公告)号：JP2005030147A
公开(公告)日：2005-02-03
申请号：JP2003272951
申请日：2003-07-10
申请人： Kajima Corp , Komatsu Im Engineering Kk , Komatsu Ltd , Tekken Constr Co Ltd , コマツアイエムエンジニアリング株式会社 , 株式会社小松製作所 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： SASAKI YUKINOBU , HAYAKAWA YASUYUKI , HAYASHI NOBORU , YOSHIKAWA TADASHI , NAGAOKA TAKASHI , KASUYA TARO , SAITO MASAHARU , TAKAMURA KEIICHI , KODAIRA SADATADA , YAMAMOTO YOSHIHISA , TAKEUCHI TAKU , SAITO HIROSHI
IPC分类号： E02D29/045 , E21D9/06 , E21D13/00
摘要： PROBLEM TO BE SOLVED: To provide an underground structure, and its construction method, for arranging a jacking pipe in an arch shape in the ground as design, and effectively utilizing the inside of the jacking pipe as a work space.
SOLUTION: An earth retaining work 2 in the shape of projecting upward in an arch shape, and an earth retaining work 3 in the shape of projecting downward in an arch shape, are respectively constructed between shield holes 1 and 1. Both the earth retaining work 2 and the earth retaining work 3 are formed in an inner diameter for allowing a person to enter; and are constructed by arranging the jacking pipe 6 formed in a circular arc shape of specific curvature in the vertical direction or the oblique direction, in a plurality of rows, by push-advancing in the ground, while mutually connecting a plurality. The jacking pipe 6 uses a steel pipe formed in a circular arc shape having a diameter of 800 mm or more, and having specific curvature, so that work can be performed by allowing a worker to enter.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种地下结构及其施工方法，用于在设计中将拱顶形成的拱顶形状布置在地面上，并且有效地利用顶起管道的内部作为工作空间。解决方案：分别在屏蔽孔1和1之间分别构造呈弧形向上突出形状的接地保持件2和呈拱形的向下突出形状的接地保持件3。接地保持件2和接地保持件3形成为允许人进入的内径; 并且通过在多个列中相互连接的同时通过在地面中推进而将形成为具有特定曲率的圆弧形状的顶起管6在垂直方向或倾斜方向上排列而构成。上升管6使用直径为800mm以上的具有特定曲率的圆弧状的钢管，能够通过使工人进入而进行加工。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2004124489A Underground structure and its construction method 有权
标题翻译：地下结构及其施工方法
公开(公告)号：JP2004124489A
公开(公告)日：2004-04-22
申请号：JP2002289610
申请日：2002-10-02
申请人： Kajima Corp , Komatsu Im Engineering Kk , Komatsu Ltd , Tekken Constr Co Ltd , コマツアイエムエンジニアリング株式会社 , 株式会社小松製作所 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： YOSHIKAWA TADASHI , SASAKI YUKINOBU , DOI SHIGETAKA , TAKIMOTO KUNIHIKO , MORIOKA YOSHIRO , MIYAJIMA SUMIO , ABE TAKASHI
IPC分类号： E21D9/04 , E21D9/00 , E21D9/01
摘要： PROBLEM TO BE SOLVED: To provide an underground structure and its construction method attaining reduction in construction cost, labor saving in construction and the shortening of a construction period. SOLUTION: This underground structure comprises juxtaposed shield holes 1, 1 and widened parts 2, 2 formed in and on the facing side. Steel shell segments 1a are installed at the natural ground of the shield holes 1, 1, and jacking pipes 3, 4 are installed on the upper side and lower side between the shield holes 1, 1 to be closed in an approximately elliptic cross section so that external forces applied to the steel shell segments 1a and jacking pipes 3, 4 are resisted mainly by axial forces. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种降低施工成本，节省施工工期和缩短施工期的地下结构及其施工方法。解决方案：该地下结构包括形成在相对侧中和相对侧上的并置的屏蔽孔1,1和加宽部分2,2。钢壳段1a安装在屏蔽孔1,1的自然地面，并且顶盖管3,4安装在屏蔽孔1,1之间的上侧和下侧，以大致椭圆形截面被封闭，因此施加到钢壳段1a和顶压管3,4的外力主要由轴向力抵抗。版权所有（C）2004，JPO

8. 发明专利

JP2005155056A Excavation and pipe-jacking apparatus 有权
标题翻译：挖掘和管道包装设备
公开(公告)号：JP2005155056A
公开(公告)日：2005-06-16
申请号：JP2003391823
申请日：2003-11-21
申请人： Kajima Corp , Komatsu Im Engineering Kk , Komatsu Ltd , Tekken Constr Co Ltd , コマツアイエムエンジニアリング株式会社 , 株式会社小松製作所 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： KATO MAKOTO , HAYASHI NOBORU , TSURUTA KOICHI , YOSHIKAWA TADASHI , KAMIO MASAHIRO , NAGAOKA TAKASHI , KASUYA TARO , SAITO MASAHARU , TAKAMURA KEIICHI , TAKEUCHI TAKU , SAITO HIROSHI , HAGIWARA HIDEO , MURAKAMI YOSHIHIKO , SHIMIZU NOBUAKI , BANDO EIGO , YAMAMOTO YOSHIHISA , KASUYA TETSUYUKI , KODAIRA SADATADA
IPC分类号： E21D9/093
摘要： PROBLEM TO BE SOLVED: To provide an excavation and pipe-jacking apparatus which can optimize the amount of in-side overexcavation and the amount of out-side overexcavation in curved work-execution, which can adapt to a small diameter, and which can reduce costs. SOLUTION: This excavation and pipe-jacking apparatus is used for laying a buried pipe 1 in ground. The excavation and pipe-jacking apparatus is equipped with a leading pipe body 3 wherein a motor 13 for driving a cutter and the like are internally mounted, a cutter head 4 which is annexed in such a manner that a rotating axis O2 almost corresponds to the axis O of the leading pipe body 3, and an outer cylinder 2 which is connected to the leading end of the buried pipe 1. An outside diameter of the leading pipe body 3 is set smaller than that of the buried pipe 1, and an outside diameter of the outer cylinder 2 is set almost equal to that of the buried pipe 1. The leading body 3 is stored in the state of being eccentric with respect to the outer cylinder 2, so that the cutter head 4 can be protruded from the leading end of the outside cylinder 1. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够优化弯曲作业执行中的侧面过度开采量和外侧过度量的挖掘和顶顶装置，其能够适应小直径，以及这可以降低成本。
解决方案：该挖掘和顶管装置用于将埋管1铺设在地面上。挖掘和顶管装置配备有引导管体3，其中用于驱动切割器等的马达13内部安装，刀头4以与旋转轴线O2几乎对应的方式附接引导管体3的轴线O以及与埋管1的前端连接的外筒2.导管主体3的外径设定为小于埋管1的外径，外侧外筒2的直径设定为与埋管1大致相同。前导体3以相对于外筒2偏心的状态进行存储，从而能够使刀头4从前端（C）2005，JPO＆NCIPI

9. 发明专利

JP2005030148A Shell structure of underground structure 有权
标题翻译：地下结构壳体结构
公开(公告)号：JP2005030148A
公开(公告)日：2005-02-03
申请号：JP2003272952
申请日：2003-07-10
申请人： Kajima Corp , Komatsu Im Engineering Kk , Komatsu Ltd , Tekken Constr Co Ltd , コマツアイエムエンジニアリング株式会社 , 株式会社小松製作所 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： YOSHIKAWA TADASHI , NISHIJIMA TORU , TAKIMOTO KUNIHIKO , HAYASHI NOBORU , SASAKI YUKINOBU , NAGAOKA TAKASHI , KASUYA TARO , KODAIRA SADATADA , YAMAMOTO YOSHIHISA , TAKEUCHI TAKU , SAITO HIROSHI
IPC分类号： E21D9/04 , E21D9/06
摘要： PROBLEM TO BE SOLVED: To provide a shell structure of an underground structure, by leaving pipe-jacking pipes installed in the underground by a jacking method in the ground after they are utilized as a temporary material for soil retaining work and utilizing them as the structural body of the structure.
SOLUTION: A main tunnel 1 as the underground structure is formed in a generally elliptic shape in cross section. The shell 2 of the main tunnel is formed of a primary structure 3 and a secondary structure 4 constructed inside the primary structure 3 which are formed integrally with each other. The primary structure 3 is constructed in the elliptic shape while the plurality of pipe-jacking pipes 5 are rigidly connected to each other in the circumferential direction of the main tunnel 1 so as to be installed at specified intervals in the axial direction of the main tunnel 1 in multiple rows. The secondary structure 4 is constructed by an SRC structure in which wide-flange shape-steels 4a are used as steel frame materials.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供地下结构的外壳结构，将它们作为土壤保留工作的临时材料并利用它们之后，将顶管安装在地下的顶管插入地下作为结构体的结构体。解决方案：作为地下结构的主隧道1的横截面形成为大致椭圆形。主隧道的外壳2由一体结构3和二次结构4形成，该主结构3和二级结构4构造在一体结构3的内部，它们彼此一体地形成。主结构体3构造成椭圆形，同时多个顶管5在主隧道1的圆周方向上彼此刚性地连接，从而沿主隧道的轴向以规定的间隔安装 1行多行。二次结构4由SRC结构构成，其中宽法兰形状的钢4a用作钢框架材料。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2005155057A Pipe-jacking apparatus 有权
标题翻译：管接头装置
公开(公告)号：JP2005155057A
公开(公告)日：2005-06-16
申请号：JP2003391824
申请日：2003-11-21
申请人： Kajima Corp , Komatsu Im Engineering Kk , Komatsu Ltd , Tekken Constr Co Ltd , コマツアイエムエンジニアリング株式会社 , 株式会社小松製作所 , 鉄建建設株式会社 , 鹿島建設株式会社
发明人： KATO MAKOTO , HAYASHI NOBORU , TSURUTA KOICHI , YOSHIKAWA TADASHI , KAMIO MASAHIRO , NAGAOKA TAKASHI , KASUYA TARO , SAITO MASAHARU , TAKAMURA KEIICHI , TAKEUCHI TAKU , SAITO HIROSHI , HAGIWARA HIDEO , MURAKAMI YOSHIHIKO , SHIMIZU NOBUAKI , ICHIMURA YASUO , YAMAMOTO YOSHIHISA , BANDO EIGO , KASUYA TETSUYUKI , KODAIRA SADATADA
IPC分类号： E21D9/06 , F16L1/024
摘要： PROBLEM TO BE SOLVED: To provide a pipe-jacking apparatus which can push a buried pipe in a stable state in a pipe-jacking direction, even if curved pipe-jacking is performed by a high thrust. SOLUTION: This pipe-jacking apparatus, which is equipped with a pushing board 2 abutting on a rear surface 1a of the buried pipe 1 and a jack 3 for pushing the pushing board 2, pushes the buried pipe 1 by the pushing board 2 so as to lay the buried pipe 1. The pipe-jacking apparatus is provided with a joint mechanism S which is composed of a trunnion shaft 34 and a retaining member 21 for retaining the trunnion shaft 34. When the pushing board 2 is pushed so that the buried pipe 1 can be jacked, the pipe-jacking apparatus follows a change in relative positions of the pushing board 2 and the jack 3. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：即使通过高推力执行弯曲的管道顶管，也可以提供一种能够在管顶方向上以稳定的状态推入埋管的管顶装置。解决方案：该顶管装置配备有抵靠在埋管1的后表面1a上的推板2和用于推动推板2的千斤顶3，通过推板推动埋管1 该管顶装置设置有由耳轴34和用于保持耳轴34的保持构件21构成的接合机构S.当按压板2被推动时，埋管1可以被夹紧，管顶装置跟随推板2和千斤顶3的相对位置的变化。版权所有（C）2005，JPO＆NCIPI

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