JP2002309589A - Structure for joining foundation to footing beam - Google Patents
Structure for joining foundation to footing beamInfo
- Publication number
- JP2002309589A JP2002309589A JP2001112200A JP2001112200A JP2002309589A JP 2002309589 A JP2002309589 A JP 2002309589A JP 2001112200 A JP2001112200 A JP 2001112200A JP 2001112200 A JP2001112200 A JP 2001112200A JP 2002309589 A JP2002309589 A JP 2002309589A
- Authority
- JP
- Japan
- Prior art keywords
- steel
- concrete
- footing
- joint
- underground beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
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- Foundations (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、基礎建設における
フーチングと地中梁の築造における基礎と地中梁の接合
構造に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting structure between a foundation and an underground beam in the construction of a footing and an underground beam in the construction of a foundation.
【０００２】[0002]
【従来の技術】従来、フーチングと地中梁を構築するに
あたっては、杭立設後に杭周辺部、および隣接する杭間
に両杭に通じる溝を掘削し、周辺部および溝に木枠およ
び鉄筋を配設してコンクリートを打設してフーチング、
地中梁を設けている。（従来技術１）また、例えば、特
開平９−２６８５７３号公報には、上部に柱が接合され
る接合部を有し下部に地中に立設杭内に挿入される脚部
が形成された支柱と、この支柱に水平方向に取り付けら
れた複数の梁とを備えた部材を杭内に挿入し、コンクリ
ートを充填した後、柱および地中梁を連結させるフーチ
ングと地中梁の築造方法に関する発明が開示されてい
る。（従来技術２）2. Description of the Related Art Conventionally, when constructing a footing and an underground beam, a trench that connects to both piles is excavated after the pile is erected and between adjacent piles, and a wooden frame and a reinforcing bar are arranged in the peripheral portion and the trench. Putting concrete and footing,
Underground beams are provided. (Prior Art 1) Also, for example, in Japanese Patent Application Laid-Open No. 9-268573, a leg portion to be inserted into an upright stake is formed under the ground and has a joint portion to which a column is joined at the upper portion. The present invention relates to a footing for connecting a pillar and an underground beam, and a method of constructing an underground beam, after inserting a member having a pillar and a plurality of beams horizontally attached to the pillar into a pile, filling concrete, and then connecting the pillar and the underground beam. The invention has been disclosed. (Prior art 2)
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、前記し
た従来のフーチング、地中梁築造方法では、従来技術１
の場合はフーチング、地中梁を構築するために作業員の
施工スペースを確保する必要があり、そのため膨大な土
砂を掘削し運搬したのちに型枠を設置しコンクリートを
打設しなければならないため、工期が長くなり、施工性
が悪かった。また、従来技術２の場合は、掘削やコンク
リート工事は減少するものの、杭内への部材建て込みの
精度が要求されること、また、現場でその部材と柱、お
よび地中梁を溶接、またはボルト接合で繋げる作業が発
生することで、現場施工性が悪かった。However, in the above-mentioned conventional footing and underground beam construction method, the prior art 1
In the case of, it is necessary to secure the construction space for workers to build footing and underground beams, so it is necessary to excavate and transport a huge amount of earth and sand, install a formwork and cast concrete. The construction period was long and the workability was poor. Moreover, in the case of the prior art 2, although excavation and concrete work are reduced, the accuracy of building the members in the pile is required, and the members and columns, and underground beams are welded on site, or The work to connect with bolts occurred, resulting in poor on-site workability.
【０００４】本発明は、前記した従来技術の問題点を解
決するためになされたもので、現地施工を省力化できる
基礎と地中梁の接合構造を提供することを目的とするも
のである。[0004] The present invention has been made to solve the above-mentioned problems of the prior art, and an object of the present invention is to provide a joint structure between a foundation and an underground beam capable of saving labor on site.
【０００５】[0005]
【課題を解決するための手段】前記の課題を解決するた
めに、本発明は、次のように構成する。第１の発明は、
鋼管杭の頭部を地面あるいは掘削面より突出させ、該突
出部を囲んで鋼管杭の外径より大径の鋼製型枠部材をほ
ぼ同軸上に、継手を介して配置し、前記鋼製型枠部材の
内部にコンクリ−トを充填してフ−チングを築造する構
造であって、鋼製型枠部材が鋼製地中梁５の両端に継手
を有する鋼板４を溶接した部材で構成されていることを
特徴とする。第２の発明は、第１の発明の鋼製型枠部材
が、予め工場で鋼製地中梁５の両端に継手を有する鋼板
４を溶接した形状であり、それと継手を有する鋼板４を
現場で組み合わせて鋼製型枠を築造し、その内部にコン
クリートを充填してフーチングを築造することを特徴と
する。第３の発明は、第１又は第２の発明記載の接合構
造において、継手を有する鋼板が、既製の鋼矢板、もし
くは鋼矢板、鋼管、鋼板を加工した何れかであることを
特徴とする。第４の発明は、第１〜第３の発明のいずれ
かに記載の接合構造において、継手を有する鋼板のコン
クリ−ト充填面側にスタッドジベル７を溶接しコンクリ
−トと鋼製型枠部材の付着力を向上することを特徴とす
る。In order to solve the above-mentioned problems, the present invention is configured as follows. The first invention is
The head of the steel pipe pile is protruded from the ground or the excavation surface, and a steel form member having a diameter larger than the outer diameter of the steel pipe pile is arranged substantially coaxially around the protruding portion via a joint, and This is a structure in which concrete is filled into a form member to build a footing, and the steel form member is formed by welding a steel plate 4 having joints at both ends of a steel underground beam 5. It is characterized by having been done. In a second invention, the steel formwork member of the first invention has a shape in which a steel plate 4 having joints at both ends of a steel underground beam 5 is welded in a factory in advance, and the steel plate 4 having the joint is formed on site. It is characterized in that a steel formwork is built in combination with the above, and concrete is filled into the inside to form a footing. A third invention is characterized in that, in the joint structure according to the first or second invention, the steel plate having the joint is any one of a prepared steel sheet pile, a steel sheet pile, a steel pipe, and a steel sheet. According to a fourth invention, in the joining structure according to any one of the first to third inventions, a stud dowel 7 is welded to a concrete filling surface side of a steel plate having a joint, and the concrete and the steel form member are welded. It is characterized in that the adhesive force of the material is improved.
【０００６】[0006]
【発明の実施の形態】本発明の実施形態を図面に従って
詳細に説明する。図１は、本発明の一実施形態の説明
図、図２はそのＡ−Ａ断面図を示す。図１において、１
は地中に設けられた下部構造物、２は下部構造物１の上
に建てられた上部構造物であり、下部構造物１は、地中
に所定の範囲及び間隔で複数本（図では９本）立設され
た杭３と、該杭３の頭部を囲むように杭の外径より大径
の鋼製型枠部材（鋼板）４をほぼ同軸上に配置し、これ
ら型枠部材を鋼製地中梁５を介して接続し、鋼製型枠部
材の内部にコンクリ−ト６を充填してフ−チングを築造
されている。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is an explanatory view of an embodiment of the present invention, and FIG. 2 is a sectional view taken along line AA of FIG. In FIG. 1, 1
Is a lower structure provided in the ground, 2 is an upper structure built on the lower structure 1, and a plurality of lower structures 1 (9 in FIG. Book) An erect pile 3 and a steel form member (steel plate) 4 having a diameter larger than the outer diameter of the pile so as to surround the head of the pile 3 are arranged substantially coaxially. The steel underground beams 5 are connected to each other, and concrete 6 is filled in a steel form member to form a footing.
【０００７】図３は、上記において使用される継手を有
する鋼板４および鋼製地中梁５の加工状態の一例を示
す。工場において、鋼製地中梁５の両端部に、継手を有
する鋼板４を溶接し、継手を有する鋼板４には鋼製地中
梁溶接面とは逆面にスタッドジベル７を溶接したものを
現場に搬入する。FIG. 3 shows an example of a processing state of the steel plate 4 and the steel underground beam 5 having the joint used in the above. In the factory, a steel plate 4 having a joint is welded to both ends of a steel underground beam 5, and a stud dowel 7 is welded to the steel plate 4 having a joint on a surface opposite to a steel underground beam welding surface. Transport to the site.
【０００８】図４は、下部構造物１の一例を示す。地中
に立設された杭３を囲むように、図３に示す継手を有す
る鋼板４に鋼製地中梁５を加工した部材を複数用いて現
場で組み合わせ、鋼製型枠８を築造し、その内部にコン
クリート６を充填することによってフーチングと地中梁
を築造する。鋼製地中梁５としては形鋼或いは鋼管を用
いる。FIG. 4 shows an example of the lower structure 1. In order to surround the pile 3 erected underground, a plurality of members obtained by processing a steel underground beam 5 on a steel plate 4 having a joint shown in FIG. Build a footing and underground beam by filling it with concrete 6. As the steel underground beam 5, a section steel or a steel pipe is used.
【０００９】図５は鋼矢板を用いた鋼製型枠部材の加工
状態の一例を示す。既製の直線鋼矢板９を（ａ−１）の
ようにコの字型に加工し、それぞれの中心に地中梁を接
合し、（ａ−２）のように現地で組み合わせる方法であ
る。これは小径杭でしか適用できないので、杭が大径の
場合は（ｂ−１）に示すように直線鋼矢板９をくの字に
加工した部材と既製の状態に地中梁を加工した部材を
（ｂ−２）に示すように組み合わせる。また、継手を有
する鋼板は、コーナー鋼矢板、Ｕ型鋼矢板、或いは広幅
鋼矢板を用いても良い。FIG. 5 shows an example of a processing state of a steel form member using a steel sheet pile. This is a method in which a ready-made straight steel sheet pile 9 is machined into a U-shape as shown in (a-1), an underground beam is joined to the center of each, and assembled on site as shown in (a-2). Since this can be applied only to small diameter piles, when the pile has a large diameter, as shown in (b-1), a member obtained by processing a straight steel sheet pile 9 into a V-shape and a member obtained by processing an underground beam into a ready-made state Are combined as shown in (b-2). Further, the steel sheet having the joint may be a corner steel sheet pile, a U-shaped steel sheet pile, or a wide steel sheet pile.
【００１０】図６は鋼管１０を用いた鋼製型枠部材の加
工状態の一例を示す。鋼管を軸方向に複数箇所切断し
て、地中梁、継手部を加工した部材を現場で組み合わせ
る。鋼管径によってフーチングの直径を調整できる。な
お、スタッドジベル７は鋼製型枠内に溶接し、コンクリ
ートと鋼製型枠部材の付着力を向上させる。FIG. 6 shows an example of a processing state of a steel frame member using the steel pipe 10. The steel pipe is cut at a plurality of locations in the axial direction, and the members that have been processed into underground beams and joints are combined on site. The diameter of the footing can be adjusted by the diameter of the steel pipe. In addition, the stud dowel 7 is welded in the steel formwork to improve the adhesive force between the concrete and the steel formwork member.
【００１１】[0011]
【発明の効果】以上の本発明に係る接合構造よれば、現
場での型枠工、鉄筋工のコンクリート工事または、溶接
作業などの現地工事が省力化、簡略化でき短工期での施
工が可能となる。According to the above joint structure of the present invention, on-site formwork, reinforcing concrete work, or on-site work such as welding work can be labor-saving and simplified, and work can be performed in a short work period. Becomes
【図１】本発明の一実施形態の説明図である。FIG. 1 is an explanatory diagram of one embodiment of the present invention.
【図２】図１のＡ−Ａ断面図である。FIG. 2 is a sectional view taken along line AA of FIG.
【図３】鋼製型枠部材の平面図である。FIG. 3 is a plan view of a steel form member.
【図４】図１の下部構造の一例を示した平面図である。FIG. 4 is a plan view showing an example of the lower structure of FIG. 1;
【図５】鋼矢板を用いた鋼製型枠部材の加工状態図であ
る。FIG. 5 is a diagram showing a processing state of a steel form member using a steel sheet pile.
【図６】鋼管を用いた鋼製型枠部材の加工状態図であ
る。FIG. 6 is a processing state diagram of a steel mold member using a steel pipe.
１ 下部構造物 ２ 上部構造物 ３ 杭 ４ 継手を有する鋼
板 ５ 地中梁 ６ コンクリート ７ スタッドジベル ８ 鋼製型枠 ９ 直線鋼矢板 １０ 鋼管DESCRIPTION OF SYMBOLS 1 Lower structure 2 Upper structure 3 Pile 4 Steel plate with joint 5 Underground beam 6 Concrete 7 Stud dowel 8 Steel formwork 9 Straight steel sheet pile 10 Steel pipe
───────────────────────────────────────────────────── フロントページの続き (72)発明者 赤司 有三 千葉県富津市新富20−１ 新日本製鐵株式 会社技術開発本部内 Ｆターム(参考） 2D046 BA00 BA12 BA31 CA01 ────────────────────────────────────────────────── ─── Continuing from the front page (72) Inventor Yuzo Akashi 20-1 Shintomi, Futtsu-shi, Chiba F-term in the Technology Development Division of Nippon Steel Corporation (reference) 2D046 BA00 BA12 BA31 CA01
Claims (4)
突出させ、該突出部を囲んで鋼管杭の外径より大径の鋼
製型枠部材をほぼ同軸上に、継手を介して配置し、前記
鋼製型枠部材の内部にコンクリ−トを充填してフ−チン
グを築造する構造であって、鋼製型枠部材が鋼製地中梁
の両端に継手を有する鋼板を溶接した部材で構成されて
いることを特徴とする基礎と地中梁の接合構造。1. A steel pipe pile having a head protruding from the ground or an excavation surface, and a steel form member having a diameter larger than the outer diameter of the steel pipe pile is disposed substantially coaxially via a joint so as to surround the protrusion. And, a structure in which concrete is filled in the inside of the steel form member to build a footing, wherein the steel form member is formed by welding steel plates having joints at both ends of a steel underground beam. A joint structure between a foundation and an underground beam, comprising a member.
の両端に継手を有する鋼板を溶接した形状であり、それ
と継手を有する鋼板を現場で組み合わせて鋼製型枠を築
造し、その内部にコンクリートを充填してフーチングを
築造することを特徴とする請求項１記載の基礎と地中梁
の接合構造。2. A steel form member having a shape obtained by welding a steel plate having a joint to both ends of a steel underground beam at a factory in advance at a factory, and combining the steel plate with the joint with the steel plate at a site to construct a steel form. 2. The joint structure between a foundation and an underground beam according to claim 1, wherein the footing is constructed by filling the inside with concrete.
しくは鋼矢板、鋼管、鋼板を加工した何れかであること
を特徴とする請求項１又は２記載の基礎と地中梁の接合
構造。3. The joint structure between a foundation and an underground beam according to claim 1, wherein the steel plate having the joint is one of a ready-made steel sheet pile, a steel sheet pile, a steel pipe, and a steel sheet processed. .
側にスタッドジベルを溶接し、コンクリ−トと鋼製型枠
部材の付着力を向上することを特徴とする請求項１〜３
のいずれか１項記載の基礎と地中梁の接合構造。4. A stud dowel is welded to a concrete filling surface side of a steel plate having a joint to improve the adhesive force between the concrete and the steel form member.
The joint structure between a foundation and an underground beam according to any one of the above items.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001112200A JP2002309589A (en) | 2001-04-11 | 2001-04-11 | Structure for joining foundation to footing beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001112200A JP2002309589A (en) | 2001-04-11 | 2001-04-11 | Structure for joining foundation to footing beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002309589A true JP2002309589A (en) | 2002-10-23 |
Family
ID=18963655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001112200A Withdrawn JP2002309589A (en) | 2001-04-11 | 2001-04-11 | Structure for joining foundation to footing beam |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002309589A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012122320A (en) * | 2011-09-26 | 2012-06-28 | Takenaka Doboku Co Ltd | Foundation structure of solar cell array |
| JP2013159897A (en) * | 2012-02-01 | 2013-08-19 | Sinwa Mfg Co Ltd | Foundation construction method |
| JP2016138398A (en) * | 2015-01-27 | 2016-08-04 | 三谷セキサン株式会社 | Footing integrated foundation pile structure and footing integrated foundation pile construction method |
| JP2018059340A (en) * | 2016-10-06 | 2018-04-12 | 株式会社竹中工務店 | Footing |
-
2001
- 2001-04-11 JP JP2001112200A patent/JP2002309589A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012122320A (en) * | 2011-09-26 | 2012-06-28 | Takenaka Doboku Co Ltd | Foundation structure of solar cell array |
| JP2013159897A (en) * | 2012-02-01 | 2013-08-19 | Sinwa Mfg Co Ltd | Foundation construction method |
| JP2016138398A (en) * | 2015-01-27 | 2016-08-04 | 三谷セキサン株式会社 | Footing integrated foundation pile structure and footing integrated foundation pile construction method |
| JP2018059340A (en) * | 2016-10-06 | 2018-04-12 | 株式会社竹中工務店 | Footing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20080701 |