JPH1113139A - Corner angle joint between reinforced bar or steel framed reinforced concrete structure and various columnar structure, and joining method therefor - Google Patents
Corner angle joint between reinforced bar or steel framed reinforced concrete structure and various columnar structure, and joining method thereforInfo
- Publication number
- JPH1113139A JPH1113139A JP17072097A JP17072097A JPH1113139A JP H1113139 A JPH1113139 A JP H1113139A JP 17072097 A JP17072097 A JP 17072097A JP 17072097 A JP17072097 A JP 17072097A JP H1113139 A JPH1113139 A JP H1113139A
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- concrete
- filled
- peripheral surface
- filled steel
- 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.)
- Granted
Links
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、鉄道、道路、桟橋
及びその他の土木建築分野における鉄筋コンクリートま
たは鉄骨鉄筋コンクリートの構造物と、コンクリート充
填鋼管構造物、鋼管構造物、プレストレンコンクリート
構造物、鉄筋コンクリート構造物、鉄骨鉄筋コンクリー
ト構造物及び中空円環断面コンクリート充填鋼管構造物
（外殻鋼管付きコンクリート構造物）との隅角接合部及
びその接合方法に関する。The present invention relates to a reinforced concrete or steel reinforced concrete structure in the field of railways, roads, piers and other civil engineering and construction, a concrete-filled steel pipe structure, a steel pipe structure, a prestrained concrete structure, and a reinforced concrete structure. The present invention relates to a corner joint with an object, a steel reinforced concrete structure, and a hollow annular cross-section concrete-filled steel pipe structure (a concrete structure with an outer steel pipe) and a method of joining the same.
【０００２】[0002]
【従来の技術】従来、コンクリート充填鋼管構造物と鉄
筋コンクリート構造物との接合は、鋼管に鉄筋固定用部
材を溶接により取り付け、この固定部材に鉄筋コンクリ
ート構造物からの鉄筋を溶接する鉄筋溶接方法が取られ
ていた。或いは、コンクリート充填鋼管構造物と鉄筋コ
ンクリート構造物との接合部において、多数の接合用鉄
筋をコンクリート充填鋼管構造物のなかに所定の長さ埋
め込みコンクリートで固定する鉄筋埋め込み接合方式が
取られたいた。2. Description of the Related Art Conventionally, a method of joining a concrete-filled steel pipe structure and a reinforced concrete structure by welding a reinforcing member to a steel pipe by welding, and welding a reinforcing bar from the reinforced concrete structure to the fixing member. Had been. Alternatively, at a joint between a concrete-filled steel pipe structure and a reinforced concrete structure, a reinforcement reinforcing joint method has been adopted in which a large number of joining reinforcing bars are fixed in a concrete-filled steel pipe structure with embedded concrete of a predetermined length.
【０００３】鷹野等は、コンクリート充填鋼管構造物と
鉄筋コンクリートの接合方法を、「（２１９５）鋼管と
ＲＣ部材の接合部を鋼管鉄筋コンクリートとした構造の
耐力と変形性能」（コンクリート工学年次論文報告書第
１６巻２号、１９９４年）において開示した。この接合
部供試体を準備し、この接合部のコンクリートと鉄筋の
付着力、接合部の耐力及び変形性能を確認している。[0003] Takano et al. Described a method of joining a concrete-filled steel pipe structure and reinforced concrete in "(2195) Strength and deformation performance of a structure in which a joint between a steel pipe and an RC member was made of steel pipe reinforced concrete" (Concrete Engineering Annual Report). Vol. 16, No. 2, 1994). The joint specimen was prepared, and the adhesion between the concrete and the reinforcing bar at the joint, the strength and the deformation performance of the joint were confirmed.
【０００４】しかしながら、断面積の大きな鉄筋コンク
リート構造物または鉄骨鉄筋コンクリート構造物と、比
較的コンパクトな断面を有するコンクリート充填鋼管構
造物との接合は、鉄筋コンクリート構造物または鉄骨鉄
筋コンクリート構造物からの多数の接合用鉄筋を鋼管内
に配筋しなければいけない。また、接合用鉄筋をコンク
リート充填鋼管構造物の円形断面にほぼ均一に埋め込む
ためには、鉄筋コンクリート構造物の主鉄筋と接合用鉄
筋とが交差するため作業が複雑になる問題が発生してい
る。[0004] However, the joining of a reinforced concrete structure or a steel reinforced concrete structure having a large cross-sectional area to a concrete-filled steel pipe structure having a relatively compact cross section is required for a large number of joints from a reinforced concrete structure or a steel reinforced concrete structure. Reinforcing bars must be arranged in steel pipes. In addition, in order to embed the joining rebar substantially uniformly in the circular section of the concrete-filled steel pipe structure, there is a problem that the work is complicated because the main rebar of the reinforced concrete structure intersects with the joining rebar.
【０００５】[0005]
【発明が解決しようとする課題】鉄筋コンクリートまた
は鉄骨鉄筋コンクリート構造物と、コンクリート充填鋼
管及びその他同等の構造物との隅角接合部において、従
来の方法は多数の接合用鉄筋をコンクリート充填鋼管中
に配筋するために、鉄筋が過密になり配筋作業が困難で
あった。したがって、本発明はこれらの構造物の接合部
での鉄筋の配筋作業を簡略化し、一方で高耐力高剛性
の、隅角接合部構造物及びその接合方法を提供すること
を目的とする。In a corner joint between a reinforced concrete or a steel reinforced concrete structure and a concrete-filled steel pipe or other equivalent structure, the conventional method is to arrange a large number of connecting reinforcing bars in the concrete-filled steel pipe. Due to the reinforcement, the rebar became overcrowded, making it difficult to arrange the reinforcement. Therefore, an object of the present invention is to provide a corner joint structure having a high strength and a high rigidity, and a method of joining the corner joint structure, while simplifying the work of arranging the reinforcing bars at the joint of these structures.
【０００６】[0006]
【課題を解決するための手段】本発明の上記課題は、鉄
筋または鉄骨鉄筋コンクリート構造物と柱状構造物との
隅角接合部の接合において、柱状構造物がコンクリート
充填鋼管構造物であって、コンクリート充填鋼管構造物
の隅角接合部周囲に、コンクリート充填鋼管構造物直径
より大きい直径を有し該直径と少なくともほぼ同一の長
さの外鋼管を配置し、コンクリート充填鋼管構造物と外
鋼管との間に、コンクリート構造物の第一の側の主鉄筋
と第二の側の主鉄筋から延びる接合用鉄筋を外鋼管長さ
に相当する位置まで配筋し、且つコンクリート充填鋼管
構造物と外鋼管との間にコンクリートを充填し、コンク
リート充填鋼管構造物と、外鋼管と、接合用鉄筋とを固
着して、コンクリート構造物とコンクリート充填鋼管構
造物との隅角接合部を構成したことを特徴とする鉄筋ま
たは鉄骨鉄筋コンクリート構造物とコンクリート充填鋼
管構造物との隅角接合部によって解決される。SUMMARY OF THE INVENTION An object of the present invention is to provide a method for joining a steel bar or a steel reinforced concrete structure and a columnar structure at a corner joint, wherein the columnar structure is a concrete-filled steel pipe structure, An outer steel pipe having a diameter larger than the diameter of the concrete-filled steel pipe structure and having at least approximately the same length as the diameter of the concrete-filled steel pipe structure is disposed around the corner joint of the filled steel pipe structure. In the meantime, a reinforcing bar extending from the first side main reinforcing bar and the second side main reinforcing bar of the concrete structure is arranged to a position corresponding to the outer steel pipe length, and the concrete filled steel pipe structure and the outer steel pipe are arranged. Between the concrete structure and the concrete-filled steel pipe structure, the outer steel pipe and the reinforcing steel for the joint, and the concrete structure and the concrete-filled steel pipe structure are fixed. Is solved by corner joint between reinforcing bars or steel reinforced concrete structures, wherein the concrete-filled steel tube structures that constitute the.
【０００７】さらに、本発明は、上記に加えて、コンク
リート充填鋼管構造物が外周面平滑鋼管または外周面突
起付き鋼管であり、且つ外鋼管が内周面平滑鋼管または
内周面突起付き鋼管である隅角接合部によって達成され
る。柱状構造物が、コンクリート充填鋼管構造物、鋼管
構造物、プレストレスコンクリート構造物、鉄筋コンク
リート構造物、鉄骨鉄筋コンクリート構造物または中空
円環断面コンクリート充填鋼管構造物（外殻鋼管付きコ
ンクリート構造物）である隅角接合部である。Further, in addition to the above, according to the present invention, the concrete-filled steel pipe structure is a steel pipe having a smooth outer peripheral surface or a steel pipe having a projection on the outer peripheral surface, and the outer steel pipe is a steel pipe having a smooth inner peripheral surface or a steel pipe having a convex inner peripheral surface. Achieved by some corner joints. The columnar structure is a concrete-filled steel pipe structure, a steel pipe structure, a prestressed concrete structure, a reinforced concrete structure, a steel reinforced concrete structure, or a hollow annular cross-section concrete-filled steel pipe structure (concrete structure with an outer steel pipe). It is a corner joint.
【０００８】接合部に作用する曲げモーメントは、外鋼
管と柱鋼管の間のコンクリートやモルタルとそこに固定
された接合用鉄筋が、支圧力及び摩擦力として柱鋼管に
応力を伝達する。この時外鋼管と柱鋼管との間のコンク
リートやモルタルと接合用鉄筋には、柱鋼管からの支圧
力や摩擦力の反力が作用するが、外鋼管が接合用鉄筋や
充填材を強固に固定・拘束するため、充分な耐力と剛性
を有する様な接合が可能となる。As for the bending moment acting on the joint, concrete or mortar between the outer steel pipe and the column steel pipe and the reinforcing steel fixed thereto transmit stress to the column steel pipe as bearing force and frictional force. At this time, the supporting force from the column steel pipe and the reaction force of the frictional force act on the concrete or mortar between the outer steel pipe and the column steel pipe and the reinforcing steel for joining, but the outer steel pipe strengthens the reinforcing steel for joint and the filler. Since the fixing and the restraining are performed, it is possible to perform the joining with sufficient strength and rigidity.
【０００９】さらに、柱鋼管が外周面突起付き鋼管で外
鋼管が内週面平滑鋼管または内周面突起付き鋼管である
場合、及び、柱鋼管が外周面平滑鋼管で外鋼管が内周面
突起付き鋼管である場合、外鋼管と柱鋼管の間のコンク
リートやモルタルと、外鋼管または柱鋼管との摩擦強度
が大きくなり、平滑鋼管を使用した場合と比較して、高
耐力・高剛性の接合が可能となる。Further, when the column steel pipe is a steel pipe with a projection on the outer peripheral surface and the outer steel pipe is a steel pipe with a smooth inner surface or a steel pipe with a projection on the inner peripheral surface; In the case of steel pipes with friction, the frictional strength between the outer steel pipe or column steel pipe and the concrete or mortar between the outer steel pipe and column steel pipe increases, and the joint with higher strength and higher rigidity as compared with the case using smooth steel pipe Becomes possible.
【００１０】また、本発明は、鉄筋または鉄骨鉄筋コン
クリート構造物と柱状構造物との隅角接合部を接合する
方法において、柱状構造物がコンクリート充填鋼管構造
物であって、コンクリート充填鋼管構造物の隅角接合部
周囲に、コンクリート充填鋼管構造物直径より大きい直
径を有し該直径と少なくともほぼ同一の長さの外鋼管を
配置する工程、コンクリート充填鋼管構造物と外鋼管と
の間に、コンクリート構造物の第一の側の主鉄筋と第二
の側の主鉄筋から延びる接合用鉄筋を外鋼管長さに相当
する位置まで配筋する工程、且つコンクリート充填鋼管
構造物と外鋼管との間にコンクリートを充填し、コンク
リート充填鋼管構造物と、外鋼管と、接合用鉄筋とを固
着して、コンクリート構造物とコンクリート充填鋼管構
造物との隅角接合部を接合する工程、を含んで成ること
を特徴とする鉄筋または鉄骨鉄筋コンクリート構造物と
コンクリート充填鋼管構造物との隅角接合部の接合方法
である。The present invention also relates to a method for joining a corner joint between a reinforcing steel or a steel reinforced concrete structure and a columnar structure, wherein the columnar structure is a concrete-filled steel pipe structure. Placing an outer steel pipe having a diameter greater than the diameter of the concrete-filled steel pipe structure around the corner joint and having a length at least approximately the same as the diameter; Arranging a reinforcing bar extending from the main reinforcing bar on the first side and the main reinforcing bar on the second side to a position corresponding to the length of the outer steel pipe, and between the concrete-filled steel pipe structure and the outer steel pipe Concrete, and concrete-filled steel pipe structure, outer steel pipe, and reinforcing steel for bonding are fixed, and corner joint between concrete structure and concrete-filled steel pipe structure Step of joining is a method of joining corner joint between the comprise reinforcing bars or steel reinforced concrete structures, characterized by comprising a concrete-filled steel tube structure.
【００１１】さらに、本発明は、コンクリート充填鋼管
構造物が外周面平滑鋼管または外周面突起付き鋼管であ
り、且つ外鋼管が内周面平滑鋼管または内周面突起付き
鋼管である接合方法である。柱状構造物が、コンクリー
ト充填鋼管構造物、鋼管構造物、プレストレスコンクリ
ート構造物、鉄筋コンクリート構造物、鉄骨鉄筋コンク
リート構造物または中空円環断面コンクリート充填鋼管
構造物（外殻鋼管付きコンクリート構造物）である接合
方法である。Further, the present invention is a joining method in which the concrete-filled steel pipe structure is a steel pipe having a smooth outer peripheral surface or a steel pipe having a projection on the outer peripheral surface, and the outer steel pipe is a steel pipe having a smooth inner peripheral surface or a steel pipe having a projection on the inner peripheral surface. . The columnar structure is a concrete-filled steel pipe structure, a steel pipe structure, a prestressed concrete structure, a reinforced concrete structure, a steel reinforced concrete structure, or a hollow annular cross-section concrete-filled steel pipe structure (concrete structure with an outer steel pipe). It is a joining method.
【００１２】[0012]
【発明の実施の形態】本発明の鉄筋または鉄骨鉄筋コン
クリート構造物と柱状構造物との隅角接合部は、次の手
順で組み立てられる。まず、柱状構造物がコンクリート
充填鋼管構造物である隅角接合部周囲に、コンクリート
充填鋼管構造物直径より大きい直径を有し該直径と少な
くともほぼ同一の長さの外鋼管を配置する。次に、コン
クリート充填鋼管構造物と外鋼管との間に、コンクリー
ト構造物の第一の側の主鉄筋と第二の側の主鉄筋から延
びる接合用鉄筋を外鋼管長さに相当する位置まで配筋す
る。その後、コンクリート充填鋼管構造物と外鋼管との
間にコンクリートを充填して、接合用鉄筋をコンクリー
ト充填鋼管構造物と外鋼管との間に固着することによ
り、コンクリート構造物とコンクリート充填鋼管構造物
との隅角接合部が構成される。BEST MODE FOR CARRYING OUT THE INVENTION A corner joint between a reinforcing bar or a steel reinforced concrete structure of the present invention and a columnar structure is assembled in the following procedure. First, an outer steel pipe having a diameter larger than the diameter of the concrete-filled steel pipe structure and having at least approximately the same length as the diameter of the concrete-filled steel pipe structure is arranged around the corner joint where the columnar structure is the concrete-filled steel pipe structure. Next, between the concrete-filled steel pipe structure and the outer steel pipe, the connecting reinforcing bar extending from the main reinforcing steel on the first side and the main reinforcing steel on the second side of the concrete structure to a position corresponding to the outer steel pipe length. Arrange the bars. Thereafter, concrete is filled between the concrete-filled steel pipe structure and the outer steel pipe, and the reinforcing steel for bonding is fixed between the concrete-filled steel pipe structure and the outer steel pipe. And a corner joint is formed.
【００１３】これにより、コンクリート充填鋼管構造物
と鉄筋または鉄骨鉄筋コンクリート構造物との隅角接合
部の接合がなされる。鉄筋または鉄骨鉄筋コンクリート
構造物とコンクリート充填鋼管構造物とのこの隅角接合
部は、外鋼管が配置されるために、充分な耐力及び剛性
を有するように接合できる。したがって、鉄筋または鉄
骨鉄筋コンクリート構造物に加わる荷重を、コンクリー
ト充填鋼管構造物に好ましく荷重伝達することができ
る。本発明では、コンクリート充填鋼管構造物は、外周
面平滑鋼管または外周面突起付き鋼管であり、外鋼管
は、内周面平滑鋼管または内周面突起付き鋼管である。
また、本発明において、柱状構造物は、主に構造物の鉛
直力を支える柱や杭等の棒状の構造をさすものであり、
同様の接合方法は構造物の梁構造と鉄筋または鉄骨鉄筋
コンクリート構造物との隅角接合部にも適用することが
出来る。また、この柱状構造物の形態としては、コンク
リート充填鋼管構造物、鋼管構造物、プレストレスコン
クリート構造物、鉄筋コンクリート構造物、鉄骨鉄筋コ
ンクリート構造物または中空円環断面コンクリート充填
鋼管構造物（外殻鋼管付きコンクリート構造物）等のい
ずれの構造物にも適用することができる。Thus, the corner joint between the concrete-filled steel pipe structure and the reinforcing steel or the steel reinforced concrete structure is joined. This corner joint between a reinforcing steel or steel reinforced concrete structure and a concrete-filled steel pipe structure can be joined with sufficient strength and stiffness due to the location of the outer steel pipe. Therefore, the load applied to the reinforcing bar or the steel reinforced concrete structure can be preferably transmitted to the concrete-filled steel pipe structure. In the present invention, the concrete-filled steel pipe structure is a steel pipe having a smooth outer peripheral surface or a steel pipe having a projection on the outer peripheral surface, and the outer steel pipe is a steel pipe having a smooth inner peripheral surface or a steel pipe having a projection on the inner peripheral surface.
In the present invention, the columnar structure refers to a rod-like structure such as a pillar or a pile that mainly supports the vertical force of the structure,
A similar joining method can be applied to a corner joint between a beam structure of a structure and a reinforcing bar or a steel reinforced concrete structure. In addition, the form of the columnar structure includes a concrete-filled steel pipe structure, a steel pipe structure, a prestressed concrete structure, a reinforced concrete structure, a steel-frame reinforced concrete structure, or a hollow annular section concrete-filled steel pipe structure (with an outer steel pipe). Concrete structures) can be applied to any structure.
【００１４】[0014]
実施例１ 本発明の実施例１の鉄筋または鉄骨鉄筋コンクリート構
造物と外周面平滑コンクリート充填鋼管構造物との隅角
接合部に内周面平滑外鋼管を使用した接合部を図１の
（Ａ）及び（Ｂ）に示す。外周面平滑コンクリート充填
鋼管構造物の外側位置の隅角接合部周囲に、外周面平滑
コンクリート充填鋼管構造物直径より大きい設計仕様に
応じた外鋼管直径と長さの外鋼管を配置した。鉄筋また
は鉄筋鉄骨コンクリート構造物の主鉄筋から配筋される
所定数の接合用鉄筋は、外鋼管と外周面平滑コンクリー
ト充填鋼管構造物との間の設計仕様に基づき好ましい位
置に配筋した。その後、接合用鉄筋がコンクリート充填
鋼管構造物と外鋼管との間にコンクリートで固着されて
コンクリート構造物とコンクリート充填鋼管構造物との
隅角接合部が接合された。これにより、接合鉄筋の配筋
スペースが広くなり配筋作業が容易となり、配筋施工精
度を向上することができた。さらに、外側鋼管の配置に
より充分な耐力及び剛性を有するような高変形性能の構
造物が可能となった。 実施例２ 本発明の実施例２の鉄筋または鉄骨鉄筋コンクリート構
造物と外周面突起付きコンクリート充填鋼管構造物との
隅角接合部に内周面平滑外鋼管を使用した接合部を図２
の（Ａ）及び（Ｂ）に示す。実施例２においては、実施
例１の外周面平滑コンクリート充填鋼管構造物の代わり
に、外周面に突起を設けたコンクリート充填鋼管構造物
を使用した以外は、すべて実施例１と同様のを用いたた
ことである。これによって、さらに実施例１以上にコン
クリート充填鋼管構造物とコンクリートの付着性が向上
し、耐力及び剛性も向上した。 実施例３ 本発明の実施例３の鉄筋または鉄骨鉄筋コンクリート構
造物と外周面平滑コンクリート充填鋼管構造物との隅角
接合部に内周面突起付き外鋼管を使用した接合部を図３
の（Ａ）及び（Ｂ）に示す。実施例３においては、実施
例１で内周面平滑外鋼管の代わりの内周面に突起を設け
た外鋼管を使用した以外は、すべて実施例１と同様の部
材を用いたことである。これによって、さらに実施例１
以上にコンクリート充填鋼管構造物とコンクリートの付
着性を向上し、耐力及び剛性も向上した。 実施例４ 本発明の実施例４の鉄筋または鉄骨鉄筋コンクリート構
造物と外周面突起付きコンクリート充填鋼管構造物との
隅角接合部に内周面突起付き外鋼管を使用した接合部を
図４の（Ａ）及び（Ｂ）に示した。実施例４において
は、実施例２で使用した外周面突起付きコンクリート充
填鋼管構造物と実施例３で使用した内周面突起付き外鋼
管を用いた部材以外は、すべて実施例１と同一の部材を
使用した。これによって、さらに実施例１、２及び３以
上にコンクリート充填鋼管構造物とコンクリートの付着
性を向上し、耐力及び剛性も向上した。Example 1 FIG. 1 (A) shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure and an outer peripheral surface smooth concrete-filled steel pipe structure according to Example 1 of the present invention. And (B). An outer steel pipe having an outer steel pipe diameter and length corresponding to a design specification larger than the outer peripheral surface smooth concrete-filled steel pipe structure diameter was arranged around the corner joint at the outer position of the outer peripheral smooth concrete filled steel pipe structure. A predetermined number of connecting reinforcing bars arranged from the reinforcing bars or the main reinforcing bars of the reinforced steel concrete structure were arranged at preferable positions based on design specifications between the outer steel pipe and the outer peripheral surface smooth concrete-filled steel pipe structure. Thereafter, the reinforcing steel for joining was fixed between the concrete-filled steel pipe structure and the outer steel pipe with concrete, and the corner joint between the concrete structure and the concrete-filled steel pipe structure was joined. As a result, the space for rebar arrangement of the reinforcing bars was widened, the rebar arrangement work was facilitated, and the rebar arrangement accuracy could be improved. Furthermore, the structure of the high deformation | transformation performance which has sufficient proof strength and rigidity by the arrangement | positioning of an outer steel pipe became possible. Embodiment 2 FIG. 2 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a concrete-filled steel pipe structure with an outer peripheral surface protrusion.
(A) and (B). In Example 2, all the same components as in Example 1 were used, except that a concrete-filled steel pipe structure having projections on the outer peripheral surface was used instead of the smooth-concrete concrete-filled steel pipe structure of Example 1 on the outer peripheral surface. That is. Thereby, the adhesion between the concrete-filled steel pipe structure and the concrete was further improved as compared with Example 1 or more, and the proof stress and rigidity were also improved. Example 3 FIG. 3 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure and an outer peripheral surface smooth concrete-filled steel pipe structure according to Example 3 of the present invention.
(A) and (B). In the third embodiment, the same members as in the first embodiment are used except that an outer steel pipe having a protrusion on the inner peripheral surface is used instead of the inner peripheral surface smooth outer steel pipe in the first embodiment. Thereby, the embodiment 1 is further improved.
As described above, the adhesion between the concrete-filled steel pipe structure and the concrete was improved, and the proof strength and rigidity were also improved. Embodiment 4 FIG. 4 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure of an embodiment 4 of the present invention and a concrete-filled steel pipe structure with an outer peripheral surface projection. (A) and (B). In Example 4, all members were the same as those in Example 1 except for the concrete-filled steel pipe structure with projections on the outer peripheral surface used in Example 2 and the member using the outer steel pipe with projections on the inner peripheral surface used in Example 3. It was used. Thereby, the adhesion between the concrete-filled steel pipe structure and the concrete was further improved as compared with Examples 1, 2 and 3, and the proof stress and rigidity were also improved.
【００１５】上記実施例１から４において、外鋼管を円
形状のコンクリート充填鋼管構造物に適用したが、本発
明の外鋼管は矩形状或いはいずれの形状のコンクリート
充填鋼管構造物にも適用でき、外鋼管とコンクリート充
填鋼管構造物は、内周面平滑、内周面突起付き、外周面
平滑及び外周面突起付きのいずれかにすることができ
る。In Examples 1 to 4, the outer steel pipe is applied to a circular concrete-filled steel pipe structure. However, the outer steel pipe of the present invention can be applied to a rectangular or any concrete-filled steel pipe structure. The outer steel pipe and the concrete-filled steel pipe structure can have any of an inner peripheral surface smooth, an inner peripheral surface projection, an outer peripheral surface smooth, and an outer peripheral surface projection.
【００１６】次に、本発明においては、柱状構造物が、
コンクリート充填鋼管構造物以外にも、鋼管構造物、プ
レストレスコンクリート構造物、鉄筋コンクリート構造
物、鉄骨鉄筋コンクリート構造物または中空円環断面コ
ンクリート充填鋼管構造物（突起付き外殻鋼管付きコン
クリート構造物）等のいずれの構造物であっても適用す
ることができることを示す。 実施例５、６、７及び８ 実施例１から実施例４においては、柱状構造物がコンク
リート充填鋼管構造物であったが、実施例５、６、７及
び８は、柱状構造物が鋼管構造物である点以外は、それ
ぞれ実施例１、２、３及び４と同様の部材を用いた。実
施例５、６、７及び８を、それぞれ図５、６、７及び８
に示す。Next, in the present invention, the columnar structure is
In addition to concrete-filled steel pipe structures, such as steel pipe structures, prestressed concrete structures, reinforced concrete structures, steel-frame reinforced concrete structures, or hollow circular section concrete-filled steel pipe structures (concrete structures with outer shell steel pipes with protrusions) This shows that any structure can be applied. Examples 5, 6, 7, and 8 In Examples 1 to 4, the columnar structure was a concrete-filled steel pipe structure, but in Examples 5, 6, 7, and 8, the columnar structure was a steel pipe structure. The same members as in Examples 1, 2, 3, and 4 were used, except that they were products. Examples 5, 6, 7, and 8 are shown in FIGS. 5, 6, 7, and 8, respectively.
Shown in
【００１７】この実施例５から８の場合、外鋼管を円形
状の鋼管構造物に適用したが、本発明の外鋼管は矩形状
或いはいずれの形状の鋼管構造物にも適用でき、外鋼管
と鋼管構造物は、内周面平滑、内周面突起付き、外周面
平滑及び外周面突起付きのいずれかにすることができ
る。 実施例９及び１０ 実施例９及び１０は、柱構造物にプレストレスコンクリ
ート構造物を使用し、プレストレスコンクリート構造物
の接合部分を目荒らし等により付着性を高めた以外は、
実施例１及び３と同様の部材を使用した。接合部分の目
荒らしは必要に応じて実施する。実施例９及び１０を、
それぞれ図９及び１０に示す。In the case of Examples 5 to 8, the outer steel pipe is applied to a circular steel pipe structure. However, the outer steel pipe of the present invention can be applied to a rectangular or any steel pipe structure. The steel pipe structure can have any of an inner peripheral surface smooth, an inner peripheral surface projection, an outer peripheral surface smoothness, and an outer peripheral surface projection. Examples 9 and 10 Examples 9 and 10 are the same as those of Example 1 except that a prestressed concrete structure was used for the column structure, and the adhesion of the prestressed concrete structure was increased by roughening or the like.
The same members as in Examples 1 and 3 were used. The roughening of the joint is performed as necessary. Examples 9 and 10
9 and 10 respectively.
【００１８】上記実施例は、プレストレスコンクリート
構造物が環状、矩形及びいずれの形状であってよい。外
鋼管は、内周面平滑、内周面突起付き、外周面平滑及び
外周面突起付きのいずれかにすることができる。 実施例１１、１２、１３、１４及び１５ 実施例１１、１２、１３、１４及び１５は、柱状構造物
に鉄筋または鉄骨鉄筋コンクリート構造物を使用し、鉄
筋または鉄骨鉄筋コンクリート構造物の接合部分を目荒
らし等により付着性を高めた。接合部分の目荒らしは必
要に応じて実施する。これ以外の部材は実施例１１が実
施例２に、実施例１２、１３、１４及び１５が、ほぼ実
施例１に相当する。実施例１１、１２、１３、１４及び
１５を、それぞれ図１１、１２、１３、１４及び１５に
示す。In the above embodiment, the prestressed concrete structure may be annular, rectangular or any shape. The outer steel pipe can have any of an inner peripheral surface smooth, an inner peripheral surface projection, an outer peripheral surface smooth and an outer peripheral surface projection. Embodiments 11, 12, 13, 14 and 15 Embodiments 11, 12, 13, 14 and 15 use a reinforcing bar or a steel reinforced concrete structure for a columnar structure, and roughen a joint of a reinforcing bar or a steel reinforced concrete structure. Adhesiveness is enhanced by the above method. The roughening of the joint is performed as necessary. The other members correspond to the second embodiment in the eleventh embodiment, and the embodiments 12, 13, 14, and 15 substantially correspond to the first embodiment. Examples 11, 12, 13, 14, and 15 are shown in FIGS. 11, 12, 13, 14, and 15, respectively.
【００１９】上記実施例は、鉄骨鉄筋コンクリート構造
物が環状、矩形及びいずれの形状にも適用できる。外鋼
管は、内周面平滑、内周面突起付き、外周面平滑及び外
周面突起付きのいずれかにすることができる。 実施例１６、１７、１８及び１９ 実施例１６及び１８においては、柱状構造物が外周面平
滑中空円環断面コンクリート充填鋼管構造物である点以
外は、それぞれ実施例１及び２と同様の部材を用いた。
実施例１７及び１９においては、柱状構造物が外周面突
起付き中空円環断面コンクリート充填鋼管構造物である
点以外は、それぞれ実施例３及び４と同様の部材を用い
た。実施例１６、１７、１８及び１９を、それぞれ図１
６、１７、１８及び１９に示す。The above embodiment can be applied to a steel reinforced concrete structure having an annular shape, a rectangular shape, and any shape. The outer steel pipe can have any of an inner peripheral surface smooth, an inner peripheral surface projection, an outer peripheral surface smooth and an outer peripheral surface projection. Examples 16, 17, 18 and 19 In Examples 16 and 18, the same members as in Examples 1 and 2 were used except that the columnar structure was a concrete-filled steel pipe structure having a smooth outer peripheral surface and a hollow annular cross section. Using.
In Examples 17 and 19, the same members as in Examples 3 and 4, respectively, were used, except that the columnar structure was a hollow annular cross-section concrete-filled steel pipe structure with an outer peripheral surface protrusion. Embodiments 16, 17, 18 and 19 are shown in FIG.
6, 17, 18 and 19.
【００２０】上記実施例は、外鋼管と中空円環断面コン
クリート構造物とが、内周面平滑、内周面突起付き、外
周面平滑及び外周面突起付きのいずれかにすることがで
きる。In the above embodiment, the outer steel pipe and the concrete structure having a hollow annular cross section can have any of an inner peripheral surface smooth, an inner peripheral surface projection, an outer peripheral surface smooth and an outer peripheral surface projection.
【図１】本発明の鉄筋または鉄骨鉄筋コンクリート構造
物と外周面平滑コンクリート充填鋼管構造物との隅角接
合部に内周面平滑外鋼管を使用した接合部を示し、図１
の（Ａ）は隅角接合部の平面断面図であり、かつ図１の
（Ｂ）は図１の（Ａ）のＹ−Ｙ線で切断した全断面部を
示す断面図である。FIG. 1 shows a joint using an inner peripheral smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and an outer peripheral smooth concrete-filled steel pipe structure;
1A is a cross-sectional plan view of a corner joint, and FIG. 1B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 1A.
【図２】本発明の鉄筋または鉄骨鉄筋コンクリート構造
物と外周面突起付きコンクリート充填鋼管構造物との隅
角接合部に内周面平滑外鋼管を使用した接合部を示し、
図２の（Ａ）は隅角接合部の平面断面図であり、かつ図
２の（Ｂ）は図２の（Ａ）のＹ−Ｙ線で切断した全断面
部を示す断面図である。FIG. 2 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a concrete-filled steel pipe structure having an outer peripheral surface protrusion;
2A is a cross-sectional plan view of the corner joint, and FIG. 2B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 2A.
【図３】本発明の鉄筋または鉄骨鉄筋コンクリート構造
物と外周面平滑コンクリート充填鋼管構造物との隅角接
合部に内周面突起付き外鋼管を使用した接合部を示し、
図３の（Ａ）は隅角接合部の平面断面図であり、かつ図
３の（Ｂ）は図３の（Ａ）のＹ−Ｙ線で切断した全断面
部を示す断面図である。FIG. 3 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and an outer peripheral surface smooth concrete-filled steel pipe structure;
FIG. 3A is a cross-sectional plan view of the corner joint, and FIG. 3B is a cross-sectional view showing the entire cross-section taken along the line YY in FIG. 3A.
【図４】本発明の鉄筋鉄筋または鉄骨鉄筋コンクリート
構造物と外周面突起付きコンクリート充填鋼管構造物と
の隅角接合部に内周面突起付き外鋼管を使用した接合部
を示し、図４の（Ａ）は隅角接合部の平面断面図であ
り、かつ図４の（Ｂ）は図４の（Ａ）のＹ−Ｙ線で切断
した全断面部を示す断面図である。FIG. 4 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforced steel or a steel reinforced concrete structure of the present invention and a concrete-filled steel pipe structure with an outer peripheral surface projection, and FIG. FIG. 4A is a cross-sectional plan view of the corner joint, and FIG. 4B is a cross-sectional view showing the entire cross-section taken along the line YY in FIG.
【図５】本発明の鉄筋または鉄骨鉄筋コンクリート構造
物と外周面平滑鋼管構造物との隅角接合部に内周面平滑
外鋼管を使用した接合部を示し、図５の（Ａ）は隅角接
合部の平面断面図であり、かつ図５の（Ｂ）は図５の
（Ａ）のＹ−Ｙ線で切断した全断面部を示す断面図であ
る。FIG. 5 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or steel frame reinforced concrete structure of the present invention and an outer peripheral surface smooth steel pipe structure, and FIG. FIG. 5B is a cross-sectional plan view of the bonding portion, and FIG. 5B is a cross-sectional view illustrating the entire cross-section taken along line YY in FIG.
【図６】本発明の鉄筋または鉄骨鉄筋コンクリート構造
物と外周面突起付き鋼管構造物との隅角接合部に内周面
平滑外鋼管を使用した接合部を示し、図６の（Ａ）は隅
角接合部の平面断面図であり、かつ図６の（Ｂ）は図６
の（Ａ）のＹ−Ｙ線で切断した全断面部を示す断面図で
ある。FIG. 6 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a steel pipe structure having an outer peripheral surface protrusion, and FIG. FIG. 6 is a plan sectional view of the corner joint, and FIG.
5A is a cross-sectional view showing the entire cross-section taken along the line YY in FIG.
【図７】本発明の鉄筋または鉄骨鉄筋コンクリート構造
物と外周面平滑鋼管構造物との隅角接合部に内周面突起
付き外鋼管を使用した接合部を示し、図７の（Ａ）は隅
角接合部の平面断面図であり、かつ図７の（Ｂ）は図７
の（Ａ）のＹ−Ｙ線で切断した全断面部を示す断面図で
ある。FIG. 7 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and an outer peripheral surface smooth steel pipe structure, and FIG. FIG. 7 is a plan sectional view of the corner joint, and FIG.
5A is a cross-sectional view showing the entire cross-section taken along the line YY in FIG.
【図８】本発明の鉄筋または鉄骨鉄筋コンクリート構造
物と外周面突起付き鋼管構造物との隅角接合部に内周面
突起付き外鋼管を使用した接合部を示し、図８の（Ａ）
は隅角接合部の平面断面図であり、かつ図８の（Ｂ）は
図８の（Ａ）のＹ−Ｙ線で切断した全断面部を示す断面
図である。FIG. 8 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a steel pipe structure with an outer peripheral surface projection, and FIG.
8 is a plan cross-sectional view of the corner joint, and FIG. 8B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 8A.
【図９】本発明の鉄筋または鉄骨鉄筋コンクリート構造
物と目荒らしプレストレスコンクリー構造物との隅角接
合部に内周面平滑外鋼管を使用した接合部を示し、図９
の（Ａ）は隅角接合部の平面断面図であり、かつ図９の
（Ｂ）は図９の（Ａ）のＹ−Ｙ線で切断した全断面部を
示す断面図である。FIG. 9 shows a joint using a steel pipe with a smooth inner peripheral surface at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a roughened prestressed concrete structure;
(A) is a plan sectional view of the corner joint, and (B) of FIG. 9 is a sectional view showing the entire sectional view taken along the line YY of (A) of FIG. 9.
【図１０】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と目荒らしプレストレスコンクリー構造物との隅角
接合部に内周面突起付き外鋼管を使用した接合部を示
し、図１０の（Ａ）は隅角接合部の平面断面図であり、
かつ図１０の（Ｂ）は図１０の（Ａ）のＹ−Ｙ線で切断
した全断面部を示す断面図である。FIG. 10 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a roughened prestressed concrete structure, and FIG. It is a plane sectional view of a corner joint,
10B is a cross-sectional view showing the entire cross-section taken along the line YY in FIG. 10A.
【図１１】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と目荒らしした鉄筋コンクリートとの隅角接合部に
内周面突起付き外鋼管を使用した接合部を示し、図１１
の（Ａ）は隅角接合部の平面断面図であり、かつ図１１
の（Ｂ）は図１１の（Ａ）のＹ−Ｙ線で切断した全断面
部を示す断面図である。FIG. 11 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and roughened reinforced concrete;
11A is a plan sectional view of a corner joint portion, and FIG.
11B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 11A.
【図１２】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と目荒らしした鉄筋コンクリートとの隅角接合部に
内周面平滑外鋼管を使用した接合部を示し、図１２の
（Ａ）は隅角接合部の平面断面図であり、かつ図１２の
（Ｂ）は図１２の（Ａ）のＹ−Ｙ線で切断した全断面部
を示す断面図である。FIG. 12 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and roughened reinforced concrete, and FIG. 12B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 12A.
【図１３】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と目荒らしした鉄骨鉄筋コンクリートとの隅角接合
部に内周面平滑外鋼管を使用した接合部を示し、図１３
の（Ａ）は隅角接合部の平面断面図であり、かつ図１３
の（Ｂ）は図１３の（Ａ）のＹ−Ｙ線で切断した全断面
部を示す断面図である。FIG. 13 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and roughened steel reinforced concrete;
13A is a plan sectional view of a corner joint portion, and FIG.
13B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 13A.
【図１４】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と目荒らしした鉄骨鉄筋コンクリートとの隅角接合
部に内周面平滑外鋼管を使用した接合部を示し、図１４
の（Ａ）は隅角接合部の平面断面図であり、かつ図１４
の（Ｂ）は図１４の（Ａ）のＹ−Ｙ線で切断した全断面
部を示す断面図である。FIG. 14 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and roughened steel reinforced concrete;
14A is a plan sectional view of a corner joint portion, and FIG.
14B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 14A.
【図１５】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と目荒らしした鉄骨鉄筋コンクリートとの隅角接合
部に内周面平滑外鋼管を使用した接合部を示し、図１４
の（Ａ）は隅角接合部の平面断面図であり、かつ図１４
の（Ｂ）は図１４の（Ａ）のＹ−Ｙ線で切断した全断面
部を示す断面図である。FIG. 15 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and roughened steel reinforced concrete, and FIG.
14A is a plan sectional view of a corner joint portion, and FIG.
14B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 14A.
【図１６】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と外周面平滑中空円環断面コンクリート充填鋼管構
造物との隅角接合部に内周面平滑外鋼管を使用した接合
部を示し、図１６の（Ａ）は隅角接合部の平面断面図で
あり、かつ図１６の（Ｂ）は図１６の（Ａ）のＹ−Ｙ線
で切断した全断面部を示す断面図である。FIG. 16 shows a joint using a smooth outer steel pipe on the inner peripheral surface at the corner joint between the reinforcing steel or steel reinforced concrete structure of the present invention and a concrete-filled steel pipe structure having a smooth outer peripheral surface with a hollow annular cross section; 16A is a cross-sectional plan view of the corner joint, and FIG. 16B is a cross-sectional view showing the entire cross-section taken along line YY in FIG.
【図１７】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と外周面突起付き中空円環断面コンクリート充填鋼
管構造物との隅角接合部に内周面平滑外鋼管を使用した
接合部を示し、図１７の（Ａ）は隅角接合部の平面断面
図であり、かつ図１７の（Ｂ）は図１７の（Ａ）のＹ−
Ｙ線で切断した全断面部を示す断面図である。FIG. 17 shows a joint using an inner peripheral surface smooth outer steel pipe at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a hollow annular cross-section concrete-filled steel pipe structure having an outer peripheral surface protrusion; (A) is a plan sectional view of the corner joint, and (B) of FIG.
It is sectional drawing which shows the whole cross section cut | disconnected by the Y line.
【図１８】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と外周面平滑中空円環断面コンクリート充填鋼管構
造物との隅角接合部に内周面突起付き外鋼管を使用した
接合部を示し、図１８の（Ａ）は隅角接合部の平面断面
図であり、かつ図１８の（Ｂ）は図１８の（Ａ）のＹ−
Ｙ線で切断した全断面部を示す断面図である。FIG. 18 shows a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a concrete-filled steel pipe structure having an outer peripheral surface having a smooth hollow annular cross section; (A) is a plan sectional view of a corner joint, and (B) of FIG. 18 is a cross-sectional view taken along line Y- of (A) of FIG.
It is sectional drawing which shows the whole cross section cut | disconnected by the Y line.
【図１９】本発明の鉄筋または鉄骨鉄筋コンクリート構
造物と外周面突起付き中空円環断面コンクリート充填鋼
管構造物との隅角接合部に内周面突起付き外鋼管を使用
した接合部を示し、図１９の（Ａ）は隅角接合部の平面
断面図であり、かつ図１９の（Ｂ）は図１９の（Ａ）の
Ｙ−Ｙ線で切断した全断面部を示す断面図である。FIG. 19 is a view showing a joint using an outer steel pipe with an inner peripheral surface projection at a corner joint between a reinforcing steel or a steel reinforced concrete structure of the present invention and a hollow circular section concrete-filled steel pipe structure with an outer peripheral surface projection; 19A is a cross-sectional plan view of the corner joint, and FIG. 19B is a cross-sectional view showing the entire cross-section taken along line YY in FIG. 19A.
１…鉄筋または鉄骨鉄筋コンクリート構造物 ２…柱状構造物 ２−１…コンクリート充填鋼管構造物 ２−２…外周面突起付きコンクリート充填鋼管構造物 ２−３…鋼管構造物 ２−４…外周面突起付き鋼管構造物 ２−５…プレストレスコンクリート構造物 ２−６…鉄筋コンクリート構造物 ２−７…鉄筋コンクリート構造物 ２−８…鉄骨鉄筋コンクリート構造物 ２−９…鉄骨鉄筋コンクリート構造物 ２−１０…外周面平滑中空円環断面コンクリート充填鋼
管構造物 ２−１１…外周面突起付き中空円環断面コンクリート充
填鋼管構造物 ３…主鉄筋 ３−１…第１の側の主鉄筋 ３−２…第２の側の主鉄筋 ４−１…内周面平滑外鋼管 ４−２…内周面突起付き外鋼管 ５…接合用鉄筋 ６…充填用コンクリートまたはモルタル ７…外周面突起物 ８…内周面突起物 ９…コンクリート １０…目荒らし部 １１…鉄骨 １２…内周面コンクリートDESCRIPTION OF SYMBOLS 1 ... Reinforced or steel reinforced concrete structure 2 ... Columnar structure 2-1 ... Concrete filled steel pipe structure 2-2 ... Concrete filled steel pipe structure with an outer peripheral surface projection 2-3 ... Steel pipe structure 2-4 ... With an outer peripheral surface projection Steel pipe structure 2-5 ... Prestressed concrete structure 2-6 ... Reinforced concrete structure 2-7 ... Reinforced concrete structure 2-8 ... Steel frame reinforced concrete structure 2-9 ... Steel frame reinforced concrete structure 2-10 ... Smooth outer peripheral surface hollow Ring-shaped concrete-filled steel pipe structure 2-11: Hollow ring-shaped concrete-filled steel pipe structure with projections on the outer peripheral surface 3 ... Main reinforcing bar 3-1: Main reinforcing bar on the first side 3-2: Main side on the second side Reinforcing bar 4-1 ... Smooth outer steel tube on inner surface 4-2 ... Outer steel tube with inner surface protrusion 5 ... Reinforcing bar 6 ... Concrete or mortar for filling 7 ... Protrusion on outer surface 8 ... Circumferential surface protrusions 9 ... concrete 10 ... roughening unit 11 ... Steel 12 ... inner circumferential surface concrete
フロントページの続き (72)発明者 鷹野 秀明 東京都千代田区丸の内一丁目６番５号 東 日本旅客鉄道株式会社内 (72)発明者 齋藤 貴 東京都千代田区丸の内一丁目６番５号 東 日本旅客鉄道株式会社内Continued on the front page (72) Inventor Hideaki Takano 1-6-5 Marunouchi, Chiyoda-ku, Tokyo East Japan Railway Company (72) Inventor Takashi Saito 1-6-5 Marunouchi, Chiyoda-ku, Tokyo East Japan Passenger Inside Railway Co., Ltd.
Claims (6)
（１）と柱状構造物（２）との隅角接合部の接合におい
て、 前記柱状構造物がコンクリート充填鋼管構造物（２−
１、２−２）であって、前記コンクリート充填鋼管構造
物の隅角接合部周囲に、前記コンクリート充填鋼管構造
物直径より大きい直径を有し該直径と少なくともほぼ同
一の長さの外鋼管（４）を配置し、 前記コンクリート充填鋼管構造物と前記外鋼管との間
に、前記コンクリート構造物の第一の側の主鉄筋（３−
１）と第二の側の主鉄筋（３−２）から延びる接合用鉄
筋（５）を前記外鋼管長さに相当する位置まで配筋し、
且つ前記コンクリート充填鋼管構造物と前記外鋼管との
間にコンクリートを充填し、前記コンクリート充填鋼管
構造物と、前記外鋼管と、前記接合用鉄筋とを固着し
て、前記コンクリート構造物と前記コンクリート充填鋼
管構造物との隅角接合部を構成した、ことを特徴とする
鉄筋または鉄骨鉄筋コンクリート構造物とコンクリート
充填鋼管構造物との隅角接合部。In a joint at a corner joint between a reinforcing steel or a steel reinforced concrete structure (1) and a columnar structure (2), the columnar structure is a concrete-filled steel pipe structure (2-
1, 2-2), wherein an outer steel pipe having a diameter larger than a diameter of the concrete-filled steel pipe structure and having a length at least substantially the same as that of the concrete-filled steel pipe structure around the corner joint of the concrete-filled steel pipe structure. 4), and a main reinforcing bar (3-) on the first side of the concrete structure is provided between the concrete-filled steel pipe structure and the outer steel pipe.
1) and a connecting reinforcing bar (5) extending from the main reinforcing bar (3-2) on the second side is arranged to a position corresponding to the length of the outer steel pipe,
And concrete is filled between the concrete-filled steel pipe structure and the outer steel pipe, and the concrete-filled steel pipe structure, the outer steel pipe, and the joining rebar are fixed, and the concrete structure and the concrete A corner joint between a reinforcing steel or a steel reinforced concrete structure and a concrete-filled steel pipe structure, wherein the corner joint forms a corner joint with a filled steel pipe structure.
１、２−２）が外周面平滑鋼管または外周面突起付き鋼
管であり、且つ前記外鋼管（４）が内周面平滑鋼管また
は内周面突起付き鋼管である請求項１記載の隅角接合
部。2. The concrete-filled steel pipe structure (2-
The corner joint according to claim 1, wherein (1, 2-2) is a steel pipe with a smooth outer peripheral surface or a steel pipe with a projection on the outer peripheral surface, and the outer steel pipe (4) is a steel pipe with a smooth inner peripheral surface or a steel pipe with a projection on the inner peripheral surface. Department.
充填鋼管構造物（２−１、２−２）、鋼管構造物（２−
３、２−４）、プレストレスコンクリート構造物（２−
５）、鉄筋コンクリート構造物（２−６、２−７）、鉄
骨鉄筋コンクリート構造物（２−８、２−９）または中
空円環断面コンクリート充填鋼管構造物（２−１０、２
−１１）である請求項１または２記載の隅角接合部。3. The columnar structure (2) is a concrete-filled steel pipe structure (2-1, 2-2) or a steel pipe structure (2-
3, 2-4), prestressed concrete structure (2-
5), reinforced concrete structures (2-6, 2-7), steel-framed reinforced concrete structures (2-8, 2-9) or hollow annular section concrete-filled steel pipe structures (2-10, 2-10)
3. The corner joint according to claim 1, wherein the angle joint is -11).
（１）と柱状構造物（２）との隅角接合部を接合する方
法において、 前記柱状構造物がコンクリート充填鋼管構造物（２−
１、２−２）であって、前記コンクリート充填鋼管構造
物の隅角接合部周囲に、前記コンクリート充填鋼管構造
物直径より大きい直径を有し該直径と少なくともほぼ同
一の長さの外鋼管（４）を配置する工程、 前記コンクリート充填鋼管構造物と前記外鋼管との間
に、前記コンクリート構造物（１）の第一の側の主鉄筋
（３−１）と第二の側の主鉄筋（３−２）から延びる接
合用鉄筋（５）を前記外鋼管長さに相当する位置まで配
筋する工程、且つ前記コンクリート充填鋼管構造物と前
記外鋼管との間にコンクリートを充填し、前記コンクリ
ート充填鋼管構造物と、前記外鋼管と、前記接合用鉄筋
とを固着して、前記コンクリート構造物と前記コンクリ
ート充填鋼管構造物との隅角接合部を接合する工程、を
含んで成ることを特徴とする鉄筋または鉄骨鉄筋コンク
リート構造物とコンクリート充填鋼管構造物との隅角接
合部の接合方法。4. A method of joining a corner joint between a reinforcing steel or a steel reinforced concrete structure (1) and a columnar structure (2), wherein the columnar structure is a concrete-filled steel pipe structure (2-
1, 2-2), wherein an outer steel pipe having a diameter larger than a diameter of the concrete-filled steel pipe structure and having a length at least substantially the same as that of the concrete-filled steel pipe structure around the corner joint of the concrete-filled steel pipe structure. 4) arranging a main reinforcing bar (3-1) on the first side and a main reinforcing bar on the second side of the concrete structure (1) between the concrete-filled steel pipe structure and the outer steel pipe. (3-2) a step of arranging a reinforcing bar for joining extending from (3-2) to a position corresponding to the length of the outer steel pipe, and filling concrete between the concrete-filled steel pipe structure and the outer steel pipe; Fixing the concrete-filled steel pipe structure, the outer steel pipe, and the joining rebar, and joining a corner joint between the concrete structure and the concrete-filled steel pipe structure. Featured rebar Alternatively, a method of joining a corner joint between a steel reinforced concrete structure and a concrete-filled steel pipe structure.
１、２−２）が外周面平滑鋼管または外周面突起付き鋼
管であり、且つ前記外鋼管（４）が内周面平滑鋼管また
は内周面突起付き鋼管である請求項４記載の接合方法。5. The concrete-filled steel pipe structure (2-
The joining method according to claim 4, wherein (1, 2-2) is a steel pipe having a smooth outer peripheral surface or a steel pipe having a protrusion on the outer peripheral surface, and the outer steel pipe (4) is a steel pipe having a smooth inner peripheral surface or a steel pipe having a protrusion on the inner peripheral surface.
充填鋼管構造物（２−１、２−２）、鋼管構造物（２−
３、２−４）、プレストレスコンクリート構造物（２−
５）、鉄筋コンクリート構造物（２−６、２−７）、鉄
骨鉄筋コンクリート構造物（２−８、２−９）または中
空円環断面コンクリート充填鋼管構造物（２−１０、２
−１１）である請求項４または５記載の接合方法。6. The columnar structure (2) is a concrete-filled steel pipe structure (2-1, 2-2) or a steel pipe structure (2-
3, 2-4), prestressed concrete structure (2-
5), reinforced concrete structures (2-6, 2-7), steel-framed reinforced concrete structures (2-8, 2-9) or hollow annular section concrete-filled steel pipe structures (2-10, 2-10)
The bonding method according to claim 4, wherein the bonding method is -11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17072097A JP3759665B2 (en) | 1997-06-26 | 1997-06-26 | Corner joints between reinforcing bars or steel reinforced concrete structures and various columnar structures and joining methods thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17072097A JP3759665B2 (en) | 1997-06-26 | 1997-06-26 | Corner joints between reinforcing bars or steel reinforced concrete structures and various columnar structures and joining methods thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1113139A true JPH1113139A (en) | 1999-01-19 |
| JP3759665B2 JP3759665B2 (en) | 2006-03-29 |
Family
ID=15910154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17072097A Expired - Fee Related JP3759665B2 (en) | 1997-06-26 | 1997-06-26 | Corner joints between reinforcing bars or steel reinforced concrete structures and various columnar structures and joining methods thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3759665B2 (en) |
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| JP2006104886A (en) * | 2004-10-08 | 2006-04-20 | Shimizu Corp | Joining structure of pile head part and its construction method |
| JP2007002655A (en) * | 2005-05-27 | 2007-01-11 | Shimizu Corp | Joining structure of pile head and its construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006104886A (en) * | 2004-10-08 | 2006-04-20 | Shimizu Corp | Joining structure of pile head part and its construction method |
| JP2007002655A (en) * | 2005-05-27 | 2007-01-11 | Shimizu Corp | Joining structure of pile head and its construction method |
| KR101011252B1 (en) | 2010-11-24 | 2011-01-26 | 김석희 | Rigid-frame bridge frame for reinforcing negative moment part and rigid-frame bridge having it |
| CN102979180A (en) * | 2012-12-27 | 2013-03-20 | 长安大学 | SCS (steel-tube concrete structure) with built-in shear nails |
| CN103541438A (en) * | 2013-10-28 | 2014-01-29 | 北京工业大学 | Reinforced concrete cylindrical node area reinforcing structure wrapped by steel wire mesh and externally provided with thin wall round steel pipe and manufacturing method thereof |
| CN105113639A (en) * | 2015-07-06 | 2015-12-02 | 清华大学 | Connector with prefabricated steel pipe concrete beam segment and connecting method thereof |
| CN105133793A (en) * | 2015-09-07 | 2015-12-09 | 姚攀峰 | Space constraint multi-cavity pipe-in-pipe steel bar concrete huge column and construction method |
| JP2017115453A (en) * | 2015-12-24 | 2017-06-29 | 千代田工営株式会社 | Construction method for foundation pile with reinforced pile head |
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