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1. 发明专利

JPH07300817A CONCRETE-FILLED STEEL PIPE TRUSS PIER AND CONSTRUCTION METHOD 失效
公开(公告)号：JPH07300817A
公开(公告)日：1995-11-14
申请号：JP11737194
申请日：1994-05-09
申请人： NIPPON STEEL CORP , TAISEI CORP
发明人： OTA HIDEMI , KOMATSU AKIRA , TOMONO KAZUNORI , MIZUKAMI SHIGEKI , IMAI YOSHIAKI , HORIGUCHI MASAICHI , MOCHIZUKI AKIHIKO , HIUGA FUMIHIDE
IPC分类号： E01D19/02
摘要： PURPOSE:To provide the structure of a pier which makes it possible to shorten the construction process and enhance its load bearing capacity and reduce the weight and eliminate the eminence work. CONSTITUTION:Panel blocks 9 in which horizontal beams 2 and slanting beams 3 are joined with a plurality of steel pipe posts having a rig inside, are manufactured. The panel blocks 9 are erected on a lift rack and the horizontal beams 2 and the slanting beams 3 are joined with each other, thereby building up a 3D block. The lift rack 10 is adapted to rise and maintained at a specified position, the lower stage blocks 9 are erected in a lower space and joined with each other and then the lift rack is adapted to fall. The same process is repeated hereafter, thereby finishing a steel pipe truss. After that, concrete 1b is filled up in the steel pipe posts 1.

2. 发明专利

JP2005188253A Forepoling method for tunnel 审中-公开
标题翻译：隧道掘进方法
公开(公告)号：JP2005188253A
公开(公告)日：2005-07-14
申请号：JP2003434346
申请日：2003-12-26
申请人： Nippon Steel Corp , Tokyu Construction Co Ltd , 新日本製鐵株式会社 , 東急建設株式会社
发明人： SAKAI KUNITO , MITSUO ATSUSHI , HIRAI YUKIO , NISHIMOTO HIDETAKA , KOMATSU AKIRA
IPC分类号： E21D9/04
摘要： PROBLEM TO BE SOLVED: To provide a forepoling method for a tunnel for facilitating driving of pipe materials in the natural ground, by arranging a spiral blade in the tip vicinity of the pipe materials.
SOLUTION: This forepoling method of the tunnel drives a plurality of pipe materials at an interval in the peripheral direction of the tunnel toward the natural ground 2 in front of the tunnel. The construction method covers the natural ground being an excavation object with the pipe materials with the spiral blade arranged in a predetermined range, by repeating driving work of the pipe materials with the spiral blade at a predetermined interval in the tunnel peripheral direction, by driving a hollow pipe material, that is, the pipe materials 1 with the spiral blade for arranging the spiral blade in the tip vicinity by rotating toward the natural ground in front of the tunnel.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：通过在管材的尖端附近布置螺旋叶片，提供了一种用于促进自然地面中管材的驱动的隧道的前推方法。解决方案：这种隧道的前提方法是在隧道的周向方向上以隧道前方的自然地面2驱动多根管材。施工方法是将作为挖掘对象的自然地面，通过螺旋叶片的管材配置在规定的范围内，通过在隧道周向上以规定间隔重复利用螺旋叶片的管材的驱动作业，中空管材，即具有螺旋叶片的管材1，用于通过向隧道前方的自然地面旋转而将螺旋叶片布置在尖端附近。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2005068919A Earth retaining wall structure using rotary press-in steel pipe pile and its construction method 审中-公开
标题翻译：使用旋转压入钢管的地球保持墙结构及其施工方法
公开(公告)号：JP2005068919A
公开(公告)日：2005-03-17
申请号：JP2003303185
申请日：2003-08-27
申请人： Jr Soken Engineering:Kk , Nippon Steel Corp , 新日本製鐵株式会社 , 株式会社ジェイアール総研エンジニアリング
发明人： NISHIMOTO HIDETAKA , NISHIMURA AKIHIKO , KOMATSU AKIRA
IPC分类号： E02D5/06
摘要： PROBLEM TO BE SOLVED: To provide an earth retaining wall structure having a large bearing power and its construction method which excel in workability in a non-earth-removal construction and a row-type construction using rotary press-in piles. SOLUTION: The earth retaining wall structure using the rotary press-in steel pipe piles comprises a first group pile row, a second group pile row and cut-off walls. The first group pile row includes a plurality of the rotary press-in steel pipe piles having excavating blades at their lower ends, the outer diameters of which blades are larger than those of the pipe piles. The pipe piles of the first group pile row are positioned at a predetermined depth at intervals which are determined so that the excavating blades may not interfere with one another. The second group pile row includes a plurality of the rotary press-in steel pipe piles having the excavating blades at their lower ends, the outer diameter of which blades are larger than those of the pipe piles. The pipe piles of the second group pile row are positioned at the intervals between the pipe piles of the first group pile row, and the excavating blades of the piles of the second group pile row are positioned at the heights slightly upper than the heights of the blades of the pipe piles of the first group pile row. The cut-off walls prepared by means of soil improvement are positioned at the intervals between the pipe piles constituting the first and second group pile rows. The first and second group pile rows are aligned on a straight line or on a curved line. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有较大轴承功率的挡土墙结构及其施工方法，其在无土方拆除结构中的加工性和使用旋转压入桩的行式结构都优异。解决方案：使用旋转压入钢管桩的挡土墙结构包括第一组桩排，第二组桩排和截止壁。第一组桩排包括多个在其下端具有挖掘刀片的旋转压入钢管桩，其外径大于管桩的外径。第一组桩排的管桩以确定为使得挖掘刀片不彼此干扰的间隔定位在预定深度。第二组桩列包括在其下端具有挖掘刀片的多个旋转压入钢管桩，其外径大于管桩的外径。第二组桩排的管桩以第一组桩排的管桩之间的间隔定位，第二组桩排的桩的挖掘刀片位于稍高于第一组桩排管桩的叶片。通过土壤改良制备的切割壁以构成第一组和第二组桩列的管桩之间的间隔定位。第一组和第二组桩排在直线或曲线上对齐。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2004257044A INCLINATION ADJUSTABLE OBLIQUE PILE WORK EXECUTION STAND, OBLIQUE PILE WORK EXECUTION DEVICE HAVING THIS STAND, AND OBLIQUE PILE WORK EXECUTION METHOD USING ROTARY PRESS-FIT STEEL PIPE PILE 审中-公开
公开(公告)号：JP2004257044A
公开(公告)日：2004-09-16
申请号：JP2003046848
申请日：2003-02-25
申请人： NIPPON STEEL CORP
发明人： KOMATSU AKIRA , FUKUMURA TAKAYOSHI , TAKEGAWA KEIGO , TOYOFUKU KOJI
IPC分类号： E02D13/00 , E02D7/16 , E02D7/22
摘要： PROBLEM TO BE SOLVED: To provide an inclination adjustable stand, an oblique pile work execution device having this stand, and a work execution method for facilitating work execution by easily supporting a steel pipe pile rotary press-in device in a vertical state or an inclined state. SOLUTION: This inclination adjustable oblique pile work execution stand is used for rotatably pressing a rotary press-fit steel pipe pile 1 in the ground 3 in an inclined state, and the oblique pile work execution stand is used for supporting the steel pipe pile rotary press-fit device 2 so that an inclination can be adjusted. A stand body has a plurality of expandable leg parts 7 having an expandable jack at an interval in the longitudinal direction and the lateral direction, and has a steel pipe pile inserting hole in a central part of the stand body. The oblique pile work execution device is constituted by arranging the steel pipe pile rotary press-fit device 2 on the oblique pile work execution stand 5. The oblique pile work execution stand 5 is put in an inclined state by using the oblique pile work execution device, and the rotary press-fit steel pipe pile 1 is forced in the ground 3 in an inclined state while rotating the pile. COPYRIGHT: (C)2004,JPO&NCIPI

5. 发明专利

JP2004239016A Joining structure of steel pipe column and steel pipe pile 审中-公开
公开(公告)号：JP2004239016A
公开(公告)日：2004-08-26
申请号：JP2003032112
申请日：2003-02-10
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： SAWAISHI MASAMICHI , TAKEGAWA KEIGO , KOMATSU AKIRA
IPC分类号： E02D27/12 , E01D19/02
摘要： PROBLEM TO BE SOLVED: To provide an economic joining structure of a steel pipe column and a steel pipe pile for absorbing an installation error in the steel pipe pile in a one column-one pile structure for supporting a civil engineering construction structure such as a viaduct and a frame.
SOLUTION: This structure joins the steel pipe pile having the same diameter as the steel pipe column for supporting an upper structure by one column-one pile. The lower end of a joining member is welded and joined to the upper end of the steel pipe pile, and the lower end of the steel pipe column is welded and joined to the upper end of the joining member by using the joining member of a deformed cross-sectional cylindrical shape having the lower end formed as a lower cylinder of the same cross-sectional shape as the steel pipe pile and having the upper end formed as an upper part thick cylinder capable of absorbing shaft dislocation between the steel pipe pile and the steel pipe column.
COPYRIGHT: (C)2004,JPO&NCIPI

6. 发明专利

JP2004019238A Rotary jacked steel pipe pile provided with in-pipe soil agitating member 审中-公开
公开(公告)号：JP2004019238A
公开(公告)日：2004-01-22
申请号：JP2002175391
申请日：2002-06-17
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： KOMATSU AKIRA , UDA KAZUHIRO , TOYOFUKU KOJI
IPC分类号： E02D5/56
摘要： PROBLEM TO BE SOLVED: To provide a rotary jacked steel pipe pile provided with an in-pipe soil agitating member to achieve a favorable construction efficiency. SOLUTION: This rotary jacked steel pipe pile 3 provided with a spiral blade 2 to be rotated and jacked into the ground is opened at a pile tip part, and provided with the spiral blade 2 at the tip part of the steel pipe pile 3. In the lower end part on the inner side of the rotary jacked steel pipe pile 3 provided with the spiral blade, the in-pipe soil agitation member 4 is provided. In the rotary jacked steel pipe pile 3 provided with the spiral blade, that is provided with the spiral blade 2 at the tip part of a steel pipe 1 to be rotated and jacked into the ground, the in-pipe soil agitating member is provided on the inner circumferential surface at a middle part on the inner side of the steel pipe pile 3 provided with the blade. COPYRIGHT: (C)2004,JPO

7. 发明专利

JP2003213687A EXCAVATING TORQUE REDUCED PRESS-IN METHOD OF ROTARY PRESS-IN STEEL PIPE PILE 审中-公开
公开(公告)号：JP2003213687A
公开(公告)日：2003-07-30
申请号：JP2002013807
申请日：2002-01-23
申请人： TOKYO ELECTRIC POWER CO , NIPPON STEEL CORP
发明人： KOMIYAMA SHIGEKI , WADA SHUJI , SAKAMOTO HIROSHI , KOMATSU AKIRA , FUKUMURA TAKAYOSHI , TOYOFUKU KOJI
IPC分类号： E02D7/22
摘要： PROBLEM TO BE SOLVED: To provide an excavating torque reduced press-in method of rotary press-in steel pipe pile capable of efficiently rotating and pressing a rotary press-in steel pipe pile at a low torque. SOLUTION: In this method, the rotary press-in steel pipe pile 1 opened in the lower end part is rotated and pressed into ground 3 in the state where it is held by a steel pipe pile rotary press-in device 2. When the torque applied to the steel pipe rotary press-in device 2 by a blocked pipe inner soil 4 penetrating into the rotary press-in steel pipe pile 1 and acting to block the steel pipe pile lower part is raised to cause the excavating torque shortage of a construction device or reach a preset set torque or more, the blocked pipe internal soil 4 in the rotary press-in steel pipe pile 1 is discharged to reduce the excavating torque of the rotary press-in steel pipe pile 1. COPYRIGHT: (C)2003,JPO

8. 发明专利

JP2003090041A DOUBLE-TUBE BURIED PILE DEVICE AND EXECUTION METHOD 审中-公开
公开(公告)号：JP2003090041A
公开(公告)日：2003-03-28
申请号：JP2001281712
申请日：2001-09-17
申请人： NIPPON STEEL CORP
发明人： KOMATSU AKIRA , FUKUMURA TAKAYOSHI , SAWAISHI MASAMICHI , TOYOFUKU KOJI
IPC分类号： E02D7/22
摘要： PROBLEM TO BE SOLVED: To enable sure burial in ground without damage to a protective layer provided in a buried pile. SOLUTION: A double-tube buried pile device 1 comprises: a pile body 2 whose outer periphery has the protective layer 4 and in which a locking piece is provided protrusively; and a protective outer tube 3 in which a plurality of locking piece retainers, engaged freely with the locking pieces, are provided in the axial direction of an inner peripheral surface, and in which an interval is provided between the inner peripheral surface and the protective layer 4 of the pile body 2. The tube 3, which supports the pile body 2 through the use of the device 1, is held by a burying and jacking device 13; and the pile body 2 is buried while a locking position of the pile body 2 is adjusted in stages so that the device 1 can be extended.

9. 发明专利

JPH09291782A COLUMNAR STRUCTURE USING PLURALITY OF SEGMENTS 失效
公开(公告)号：JPH09291782A
公开(公告)日：1997-11-11
申请号：JP12926896
申请日：1996-04-26
申请人： NIPPON STEEL CORP
发明人： KOMATSU AKIRA , OTA HIDEMI
IPC分类号： E21D5/06
摘要： PROBLEM TO BE SOLVED: To provide a columnar structure using a plurality of segments in which steel hull plates and the like are not deformed, strength is excellent, load is favorably transmitted, and water stopping property is excellent. SOLUTION: This columnar structure using a plurality of segments is constituted of steel hull plates 3, vertical frames 4 and horizontal frames 5 welded along the outer edge of the steel hull plates 3, and vertical ribs 6 welded to the steel hull plates 3 and the upper and lower horizontal frames 5 on the intermediate parts of the steel hull plates 3. Segments 2 of which the end parts of the vertical frames 4 and the vertical ribs are provided with bolt holes, and the horizontal frames 5 are provided with cutouts in the vicinity of the welded parts with the vertical ribs 6 on right and left both end side parts, are adjoiningly joined with the upper and lower, right and left ones zigzag along the bolt holes on the bolt holes 9 on the end parts of the vertical frames 4 and the vertical ribs 6 through splice plates 8 positioned so as to insert in the cutouts 7 of the horizontal frames 5, and hence a cylindrical wall body constituted out of the segments 2 as constitution units is formed.

10. 发明专利

JPS5712722A METHOD FOR DRIVING PILE PROVIDED WITH ANCHOR CHAIN 失效
公开(公告)号：JPS5712722A
公开(公告)日：1982-01-22
申请号：JP8651580
申请日：1980-06-27
申请人： NIPPON STEEL CORP
发明人： TAKAYAMA MASAYUKI , KOMATSU AKIRA
IPC分类号： E02D7/00 , E02D13/00
摘要： PURPOSE:To recover a follower by releasing a chain connecting a pile and the follower from the follower through releasing operation performed from over the water to release the connection between the pile and the follower. CONSTITUTION:In driving the pile 2 provided with an anchor chian 1 into an underwater foundation 5 by employing the follower 3, first the follower 3 is detachably fitted in the upper end of the pile 2 to which is connected the anchor chain 1. Then, the pile 2 and the follower 3 are connected by the chain 1 by connecting the chain 1 to a chain retainer 4 provided on the follower 3. The chain retainer 4 is operated from over the water to release the chain 1 from the chain retainer 4 after the pile 2 has been driven into the foundation 5, then the follower 3 is disconnected from the pile and is recovered.

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