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1. 发明专利

JP2001303677A INSTALLING METHOD FOR POST-INSTALLATION ANCHOR 失效
公开(公告)号：JP2001303677A
公开(公告)日：2001-10-31
申请号：JP2001076558
申请日：2001-03-16
申请人： KAJIMA CORP , MIYANAGA KK
发明人： YAMANAKA HIROYUKI , YOSHIKAWA TADASHI , AKIYAMA TERU , HISHIKI TAKEYOSHI , ARAI TAKAHIRO , MIYANAGA MASAAKI
IPC分类号： E04B1/41 , E04C5/12
摘要： PROBLEM TO BE SOLVED: To obtain an installation method for an anchor that is to be installed later, is easily installed, can improve the toughness of an anchor body, does not require screw machining to newly-installed reinforcement for connecting, can maintain necessary strength even if cracks occur at an anchoring part to some degrees, can freely set a joint position with the newly-installed reinforcement, can freely select various means as a joint method to the newly-installed reinforcement, and has an excellent workability. SOLUTION: As an anchor, at the lower part of an anchor body 3 by a screw node reinforcing bar, a nut 4 that is formed at a taper part where an upper part tapers off upward is screwed, an expansion member 6 is mounted at the upper position of the nut 4, an anchor hole 2 where a diameter-expansion part 2a is formed is punched, the anchor is inserted into the anchor hole 2, a sleeve 7 is driven to press the expansion member 6 downward, and the expansion member 6 is expanded along the taper part 4a of the nut 4 to force into the diameter-expansion part 2a.

2. 发明专利

JPH10131302A POST-EXECUTION ANCHOR 失效
公开(公告)号：JPH10131302A
公开(公告)日：1998-05-19
申请号：JP28520196
申请日：1996-10-28
申请人： KAJIMA CORP , MIYANAGA KK
发明人： YAMANAKA HIROYUKI , YOSHIKAWA TADASHI , AKIYAMA TERU , HISHIKI TAKEYOSHI , ARAI TAKAHIRO , MIYANAGA MASAAKI
IPC分类号： E04B1/41
摘要： PROBLEM TO BE SOLVED: To improve tenacity by installing an expansion member to be pressed into a diameter expansion section and a sleeve pushing the expansion member around a section in the vicinity of the lower section of an anchor body in a post-execution anchor inserted into an anchor hole, to which the diameter expansion section is formed. SOLUTION: An anchor hole 2 is formed to an existing concrete structure 1 by a pit for a lower hole, etc., and an undercutter is inserted into the anchor hole 2 and a diameter expanding section 2a is formed near a hole bottom. An anchor body 3 formed of a screw-knotted reinforcement is inserted into the anchor hole 2, and a sleeve 7 is drive by a driving bar and an expansion member 6 is pushed downwards. A plurality of expansion pieces 6a of the expansion member 6 are moved onto the tapered section 4a of a bolt 4, each expansion piece 6a is expanded along the tapered section 4a and pressed into the diameter expanding section 2a, and the anchor 3 is fixed into the anchor hole 2. Accordingly, the slipping-out of cracks due to an earthquake, etc., is prevented, and reinforcing bars having high tenacity can be fixed.

3. 发明专利

JP2001311224A ANCHOR STRUCTURE 失效
公开(公告)号：JP2001311224A
公开(公告)日：2001-11-09
申请号：JP2000127608
申请日：2000-04-27
申请人： KAJIMA CORP , MIYANAGA KK
发明人： YAMANAKA HIROYUKI , AKIYAMA TERU , YOSHIKAWA TADASHI , FURUICHI KOSUKE , YOSHIDA KENTARO , MIYANAGA MASAAKI
IPC分类号： E04B1/41
摘要： PROBLEM TO BE SOLVED: To enable sure anchoring in anchoring length shorter than a bonding type anchor, to improve initial stiffness and adhesive performance, to obtain high reliability even to cracking, to freely set anchoring length and projecting length and to enhance usability as an anchor metal fitting. SOLUTION: A hole wall is cut to an anchor hole 2 formed to an existing concrete structure 1, expanding a diameter and upwards tapered diameter- expanding section 2a is formed, the anchor metal fitting composed of a screw bar 14 as an anchor body, a tapered nut 15, in which an upwards tapered taper section 15a is formed to an upper section screwed to the screw bar 14, and a diameter-expanding metal fitting 16, in which an expanding piece 17 abutted against the tapered section 15a of the tapered nut 15 and pushed and expanded is formed to the lower section of a ring body 19 in a skirt shape, is inserted into the anchor hole 2, the diameter-expanding metal fitting 16 is pushed down by a jig and the expanding piece 17 is expanded and the expanding piece 17 is engaged with the diameter-expanding section 2a of the hole wall, and an opening between the screw bar 14 and the anchor hole 2 is filled with fillers 22.

4. 发明专利

JP2013104175A Installation method for precast member and precast structure used for the same 有权
标题翻译：用于预测成员的预安装方法及其使用的预测结构
公开(公告)号：JP2013104175A
公开(公告)日：2013-05-30
申请号：JP2011246699
申请日：2011-11-10
申请人： Kajima Corp , 鹿島建設株式会社
发明人： YASUNAGA MASAMICHI , YAMANAKA HIROYUKI , UO AKIYUKI
IPC分类号： E03F1/00
摘要： PROBLEM TO BE SOLVED: To provide a method capable of joining precast members in two non-parallel directions (for example, in a lateral direction and a vertical direction) even when a bolt box is not used, and a precast structure suitable for the same.SOLUTION: An inventive installation method for precast members includes the steps of: joining a first precast member having holes which can accommodate tip sides of coupling rods to an existing concrete structure; joining a second precast member having through-holes forming coupling rod insertion holes together with the holes to the existing concrete structure so that it is arranged adjacently to the first precast member; inserting the coupling rods from the other openings of the through-holes of the second precast member, respectively, and pushing the coupling rods into the coupling rod insertion holes until the tip sides of the coupling rods are accommodated in the holes of the first precast member; and filling the coupling rod insertion holes with a liquid filler after the coupling rods are pushed in.
摘要翻译：要解决的问题：即使在不使用螺栓箱的情况下，也能够提供能够在两个非平行方向（例如，在横向和垂直方向上）连接预制构件的方法，并且预制结构适合相同的解决方案：一种用于预制构件的本发明的安装方法包括以下步骤：将具有孔的第一预制构件连接到可以容纳连接杆的顶端的现有混凝土结构; 将具有通孔的第二预制构件与孔一起形成与现有混凝土结构的连接杆插入孔，使得其布置成与第一预制构件相邻; 将耦合杆分别从第二预制构件的通孔的其他开口插入，并将联结杆推入联接杆插入孔中，直到联接杆的顶端容纳在第一预制构件的孔中 ; 在连接杆推入后，用液体填充物填充连接杆插入孔。（C）2013，JPO＆INPIT

5. 发明专利

JP2009144421A Tank ground improving method and tank ground structure 有权
标题翻译：坦克地面改良方法和油罐地基结构
公开(公告)号：JP2009144421A
公开(公告)日：2009-07-02
申请号：JP2007323104
申请日：2007-12-14
申请人： Kajima Corp , 鹿島建設株式会社
发明人： YAMANAKA HIROYUKI , KAMO TOMOHIRO , AZEYANAGI MIKIO , YAMAMOTO YUKITAKA , NAKANISHI TOSHIYUKI , ITO HIROYUKI , KITA SHUNSUKE , HASHIMOTO MAMI
IPC分类号： E02D3/12
摘要： PROBLEM TO BE SOLVED: To provide a tank ground improving method for inexpensively improving the ground on which an existing tank is arranged, without affecting a foundation of the existing tank, and to provide a tank ground structure.
SOLUTION: According to the tank ground improving method, a layered area under an RC ring 7 and a mound 3 of the existing tank 5 is improved by injecting a chemical solution to form an improved section 11. Then an area under the improved section 11 and excluding an area under the RC ring is improved by injecting the chemical solution to form an improved section 13. Thereafter, an area under the improved layered area and including the area under the RC ring or an area outside the RC ring is improved by high-pressure injection and agitation to form an improved section 15.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于廉价地改善现有罐的地面的罐地面改进方法，而不影响现有罐的基础，并且提供罐地面结构。解决方案：根据油罐地面改良方法，通过注入化学溶液形成改进的部分11，改善现有罐5的RC环7和堆3的分层区域。然后改进的区域通过注射化学溶液以形成改进的部分13，改善了部分11并且不包括RC环下的区域。此后，改进的分层面积，包括RC环下的面积或RC环外的区域被改善通过高压注射和搅拌形成改进的部分15.版权所有：（C）2009，JPO＆INPIT

6. 发明专利

JP2008063941A Excavation bit 审中-公开
标题翻译：挖掘位
公开(公告)号：JP2008063941A
公开(公告)日：2008-03-21
申请号：JP2007304176
申请日：2007-11-26
申请人： Kajima Corp , 鹿島建設株式会社
发明人： MANABE SATOSHI , SASAKI YUKINOBU , IGARASHI HIROMASA , IMAGAWA TSUTOMU , NAKADA HISAYA , YAMANAKA HIROYUKI
IPC分类号： E21D9/087
摘要： PROBLEM TO BE SOLVED: To provide excavation bits which prevent cut fibers from having lengths longer than necessary in cutting concrete or mortar reinforced with fibers, thereby preventing formation of a large mass of the concrete or the mortar having the fibers adhering thereto when the concrete or mortar is removed, to smoothly cut concrete or the like. SOLUTION: A plurality of the excavation bits (20N) are radially arranged from the center of the shield cutter (100) of a shield machine. The excavation bit is formed into a recessed shape with a region (40) having no cutting section in the radial direction, has a radially inside cutting region (30a) and a radially outside cutting region (30b) on the opposite sides of the region (40), wherein the size (L1) in the radial direction between the adjacent bits is equal to the size (L2) in the radial direction of the region (40) and the upper faces (30c) of the cutting regions (30a, 30b) are depressed at the center section in the rotating direction (T). COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供防止切割纤维在切割由纤维增强的混凝土或砂浆中所需的长度的挖掘钻头，从而防止大量的混凝土或具有附着在其上的纤维的砂浆形成，混凝土或砂浆被去除，以平滑地切割混凝土等。解决方案：多个挖掘钻头（20N）从屏蔽机的屏蔽切割器（100）的中心径向布置。挖掘钻头形成为具有径向不具有切割区域的区域（40）的凹入形状，在该区域的相对侧上具有径向内部切割区域（30a）和径向外侧切割区域（30b） 40），其中相邻位之间的径向尺寸（L1）等于区域（40）的径向尺寸（L2）和切割区域（30a，30b）的上表面（30c））在中心部分沿旋转方向（T）压下。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2001115444A GROUND IMPROVEMENT METHOD 失效
公开(公告)号：JP2001115444A
公开(公告)日：2001-04-24
申请号：JP29360499
申请日：1999-10-15
申请人： KAJIMA CORP
发明人： AKITA SHOICHI , HARAMOTO TOSHIAKI , KAMATA KATSURO , IWATA MITSUISA , FUKAZAWA EIZO , HAYASHI HIROSHI , FUJITA MICHIO , YAMANAKA HIROYUKI , YAMADA TAKEMINE
IPC分类号： E02D3/12
摘要： PROBLEM TO BE SOLVED: To provide a ground improvement method which is most effective to both a liquefaction ground on a surface layer part and a soft ground therebelow. SOLUTION: The liquefaction ground 1 is improved to a degree that generation of liquefaction can be suppressed, and the soft ground 2 below the liquefaction ground 1 is improved to a degree that the settlement is suppressed, and the load from the liquefaction ground 1 can be sustained. In particular, for the improvement of the soft ground 1, a solidification body 5 of high strength is prepared in a wall continuous in two directions (in a plane-lattice). In addition, a solidification slab 6 is prepared in a boundary part between the liquefaction ground 1 and the soft ground 2.

8. 发明专利

JP2000136697A SEGMENT AND TUNNEL LINING METHOD 失效
公开(公告)号：JP2000136697A
公开(公告)日：2000-05-16
申请号：JP31218698
申请日：1998-11-02
申请人： KAJIMA CORP
发明人： SASAKI YUKINOBU , TAMAI TATSURO , YAMANAKA HIROYUKI , MATSUMOTO YOSHIFUMI , AOYANAGI TAKAHIRO
IPC分类号： E21D11/08
摘要： PROBLEM TO BE SOLVED: To provide a segment and a tunnel lining method wherewith economy, labor-saving and safety in execution of work can be achieved. SOLUTION: Works for primary lining are executed with a plurality of steel segments 6 arranged at the inner circumference of a tunnel which is under construction, and a plurality of reinforcing steel materials 11 are arranged at the inside of each of the steel segments 6 with concrete placed therein, and the inner circumference of the tunnel is lined with the secondary lining comprising of the reinforcing steel materials 11 and concrete. On this occasion, the reinforcing steel materials 11 are fixed temporarily at the inside of the steel segment 6, and the reinforcing steel materials 11 are separated from the steel segment 6 after the steel segment 6 is arranged at the inner circumference of the tunnel and arranged at specified positions.

9. 发明专利

JP2000104492A STRUCTURE OF CONNECTION PART FOR SHIELD TUNNEL 失效
公开(公告)号：JP2000104492A
公开(公告)日：2000-04-11
申请号：JP27505598
申请日：1998-09-29
申请人： KAJIMA CORP
发明人： YAMANAKA HIROYUKI
IPC分类号： E21D11/04 , E21D13/02
摘要： PROBLEM TO BE SOLVED: To aim at the secure and easy connection by excavating plural unit tunnels, and connecting both the unit tunnels to each other with a connecting member having an enlarged diameter part in both ends thereof, and placing concrete in the inner periphery so as to construct a continuous tunnels having a large cross section. SOLUTION: Pillars and walls 5 are arranged in a connection part λ of unit tunnels (a), (a) with the predetermined space in the axial direction of the tunnels so as to construct a tunnel A having a large cross section and having the synthetic structure of steel, concrete 3 and connecting members 4. In this case, an enlarged diameter part for fixation is projected from both ends of the connecting member 4, and the enlarged diameter parts have the large fixing force in relation to the peripheral concrete 3. With this structure, concrete 3 is placed in the periphery of the connecting members 4, and both the unit tunnels (a), (a) adjacent to each other is connected to each other by short connecting members having the fixing force. With this structure, cost is reduced, installation, is facilitated, workability is improved, and rigidity of the connection part can be improved while having the solid-drawn resistance in relation to the repeating load of the concrete 3.

10. 发明专利

JP2000080892A JOINT STRUCTURE OF STEEL SEGMENT AND JOINING METHOD 失效
公开(公告)号：JP2000080892A
公开(公告)日：2000-03-21
申请号：JP25380098
申请日：1998-09-08
申请人： KAJIMA CORP
发明人： YAMANAKA HIROYUKI , OSAWA ICHIRO
IPC分类号： E21D11/04 , E21D11/15
摘要： PROBLEM TO BE SOLVED: To provide a joint structure of steel segments capable of surely and securely joining the steel segments together and keeping a high water cutoff property by guaranteeing the quality of the tensile strength of bolts for joining the steel segments together, and to provide a joining method therefor. SOLUTION: Steel segments 1, each having a main girder 5 and a joint plate 7 that extend, respectively, in the circumferential direction and axial direction of a tunnel are joined together. In that case, the joint plates 7 are joined together by a plurality of short bolts 4 passing therethrough in the circumferential direction of the tunnel, and the main girders 5 are joined to joint plates 2 by a plurality of high-strength bolts 3 passing therethrough in the axial direction of the tunnel.

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