JP3106881B2 - Mixed structure of reinforced concrete columns and steel beams - Google Patents

Mixed structure of reinforced concrete columns and steel beams

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Publication number
JP3106881B2
JP3106881B2 JP06276471A JP27647194A JP3106881B2 JP 3106881 B2 JP3106881 B2 JP 3106881B2 JP 06276471 A JP06276471 A JP 06276471A JP 27647194 A JP27647194 A JP 27647194A JP 3106881 B2 JP3106881 B2 JP 3106881B2
Authority
JP
Japan
Prior art keywords
column
steel
steel beam
reinforced concrete
mixed structure
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.)
Expired - Fee Related
Application number
JP06276471A
Other languages
Japanese (ja)
Other versions
JPH08135018A (en
Inventor
耕喜 前田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kajima Corp
Original Assignee
Kajima Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kajima Corp filed Critical Kajima Corp
Priority to JP06276471A priority Critical patent/JP3106881B2/en
Publication of JPH08135018A publication Critical patent/JPH08135018A/en
Application granted granted Critical
Publication of JP3106881B2 publication Critical patent/JP3106881B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【産業上の利用分野】本発明は、中高層建造物の鉄筋コ
ンクリート柱と鉄骨梁との混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 mixed structure of reinforced concrete columns and steel beams in a middle-to-high-rise building.

【0002】[0002]

【従来の技術】中高層建造物の建造に当たっては、施工
の合理化、経済性の観点から、圧縮力に有効な鉄筋コン
クリート造を柱に、長スパンを形成でき軽量である鉄骨
造を梁とする混合構造が近年益々注目されている。この
混合構造の施工に際しては、柱主筋とフープ筋とからの
鉄筋組立体の梁仕口部に鉄骨梁を一体に組み込んだ端部
鉄骨梁付き柱鉄筋組立体を工場または現場周辺の地上で
組立て、この端部鉄骨梁付き柱鉄筋組立体を建て込んだ
後、端部鉄骨梁付き柱鉄筋組立体間に中央部鉄骨梁を架
設し、次いで柱コンクリートを打設する方法が一般的で
ある。
2. Description of the Related Art In the construction of middle- and high-rise buildings, from the viewpoint of rationalization of construction and economic efficiency, a mixed structure using a reinforced concrete structure effective for compressive force as a pillar and a light-weight steel frame structure capable of forming a long span. Has attracted increasing attention in recent years. At the time of construction of this mixed structure, a column rebar assembly with end steel beams integrated into a beam joint of a rebar assembly from a column main bar and a hoop bar is assembled on the factory or on the ground around the site. After this column reinforcing bar assembly with end steel beams is built, a central steel beam is erected between the column reinforcing members with end steel beams, and then column concrete is cast.

【0003】そして、柱・梁仕口部には柱コンクリート
の型枠を兼ねた鉄板塞ぎ板を設けて仕口部の剛性を高め
ている場合が多い。
[0003] In many cases, an iron plate closing plate which also serves as a column concrete formwork is provided in the column / beam joint to increase the rigidity of the joint.

【0004】[0004]

【発明が解決しようとする課題】従来の混合構造では端
部鉄骨梁付き柱鉄筋組立体は鉄骨梁の重量を支えるとと
もに、鉄骨梁を水平に支持する必要がある。このため、
(1)鉄骨梁の重量を支える面から、鉄骨梁の重量によ
り柱主筋の径、本数、フープ筋との接続などに制約が加
わることになり、逆に鉄骨梁としては重量に制限が加わ
ることになる。
In the conventional mixed structure, the column rebar assembly with end steel beams needs to support the weight of the steel beams and horizontally support the steel beams. For this reason,
(1) From the aspect of supporting the weight of steel beams, the weight of the steel beams imposes restrictions on the diameter, number of columns, connection with hoop bars, etc., and conversely, the weight of the steel beams is limited. become.

【0005】(2)鉄骨梁を水平に支持する面について
は、柱鉄筋組立体の垂直精度は組み立て時の誤差から鉄
骨柱などに比較して悪く、それに鉄筋継手による垂直精
度の悪さが加わって柱鉄筋組立体への端部鉄骨梁の取付
位置の高さが不揃いとなり、鉄骨梁の水平支持精度は良
好ではない。(3)鉄板塞ぎ板は水平荷重作用時の剛性
に寄与しているが、仕口部の変形に伴い、柱コンクリー
トから剥離することがあり、剥離後は仕口部の剛性が低
下する。などの問題があり、その解決が望まれている。
(2) With respect to the surface for horizontally supporting the steel beam, the vertical accuracy of the column rebar assembly is lower than that of a steel column or the like due to an error in assembling. The height of the mounting position of the end steel beam to the column rebar assembly becomes uneven, and the horizontal support accuracy of the steel beam is not good. (3) The iron plate closing plate contributes to the rigidity when a horizontal load is applied, but may be separated from the column concrete due to the deformation of the joint portion, and the rigidity of the joint portion is reduced after the separation. However, there is a need for a solution.

【0006】[0006]

【課題を解決するための手段】本発明は、柱主筋に代え
てL型鋼材を使用して端部鉄骨梁付き柱鉄筋組立体を組
立てることにより、端部鉄骨梁付き柱鉄筋組立体の耐荷
重性能を向上させるとともに、端部鉄骨梁付き柱鉄筋組
立体の垂直精度の向上により鉄骨梁の水平支持精度の向
上を図り、従来法の問題点の解決を図るものである。さ
らに、柱・梁仕口部に鉄板塞ぎ板を設ける場合には内側
に頭つきスタッドボルトを取付けたものを使用して、柱
コンクリートからの剥離を防止し、仕口部の剛性の維持
を図るものである。
SUMMARY OF THE INVENTION According to the present invention, a column rebar assembly with an end steel beam is assembled by using an L-shaped steel material instead of a column main bar, and thereby the column rebar assembly with an end steel beam is endured. The present invention is intended to improve the load performance and improve the vertical support accuracy of the column rebar assembly with end steel beams to improve the horizontal support accuracy of the steel beams, thereby solving the problems of the conventional method. Furthermore, when installing a steel plate closing plate at the column / beam joint, use a stud bolt with a head attached inside to prevent peeling from the concrete column and maintain the rigidity of the joint. Things.

【0007】即ち、本発明は、柱四隅に平行に配置した
L型鋼材を、直交するバンドプレートにより相互に連結
し、仕口部以外の外周にはフープ筋を結束し、仕口部は
鉄骨梁の上下フランジを山型鋼を介して上下のバンドプ
レートに溶接することによって構成された端部鉄骨梁付
き柱鉄筋組立体を所定位置に建て込み、該端部鉄骨梁付
き柱鉄筋組立体間に鉄骨梁を架設した後、柱コンクリー
トを打設してなる鉄筋コンクリート柱と鉄骨梁との混合
構造にかかるものである。
That is, according to the present invention, L-shaped steel members arranged in parallel at the four corners of a column are connected to each other by an orthogonal band plate, and hoops are tied around the outer periphery other than the joint portion. The column rebar assembly with the end steel beam constructed by welding the upper and lower flanges of the beam to the upper and lower band plates via the angle steel is built in place, and between the column rebar assembly with the end steel beam. The present invention relates to a mixed structure of a reinforced concrete column and a steel beam, which are constructed by laying a steel beam and then casting column concrete.

【0008】本発明の要点は、従来の柱主筋とフープ筋
との組立体に代えて、四本のL型鋼材、適当数のバンド
プレート、およびフープ筋の組立体を使用する点であ
る。
The gist of the present invention is that an assembly of four L-shaped steel members, an appropriate number of band plates, and hoop bars is used in place of the conventional assembly of the column main bars and the hoop bars.

【0009】L型鋼材とバンドプレートとによる骨組は
鉄骨造りと同様に組み立てられるので、従来の鉄筋造り
に比較して、耐荷重性能が向上するばかりでなく、組み
立て精度が大きく向上して垂直精度が向上する。その結
果、柱鉄筋と鉄骨梁との組み合わせの自由度が大幅に向
上し、併せて、架設する鉄骨梁の水平支持精度が大幅に
向上する。
[0009] Since the frame composed of the L-shaped steel material and the band plate is assembled in the same manner as the steel frame structure, not only the load-bearing performance is improved but also the assembly accuracy is greatly improved and the vertical accuracy is improved as compared with the conventional steel bar structure. Is improved. As a result, the degree of freedom of the combination of the column rebar and the steel beam is greatly improved, and at the same time, the horizontal support accuracy of the steel beam to be installed is significantly improved.

【0010】本発明の柱鉄筋組立体に用いられるL型鋼
材としては、通常の山型鋼の他、縞鋼板をL型に曲げ加
工したものが使用される。コンクリートとの付着性をよ
くするため、山型鋼や縞鋼板の表面には頭つきスタッド
ボルトを起立させて置くのが好ましい。縞鋼板の場合、
通常はコンクリートとの付着性能から縞目が外側になる
ように加工されるのが好ましいが逆であっても差し支え
ない。四本のL型鋼材は直交するバンドプレートで相互
に連結され、その外周にフープ筋が結束されて、四角柱
状の柱鉄筋組立体となる。バンドプレートは仕口部上下
の所定の位置には必ず取りつけられるが、それ以外の位
置にも取りつけてもよい。この際、当然のことながら仕
口部外周にはフープ筋は結束されない。なお、柱鉄筋組
立体の機械的強度を更に向上させておきたい場合には対
角のL型鋼材間にタイプレートを適宜のピッチで溶接す
る。
As the L-shaped steel material used for the column reinforcing bar assembly of the present invention, besides ordinary angle steel, a steel plate obtained by bending a striped steel plate into an L-shape is used. In order to improve the adhesion to concrete, it is preferable to place a stud bolt with a head upright on the surface of the angle steel or the striped steel plate. For striped steel,
Normally, it is preferable to work so that the stripes are on the outside in view of the adhesion performance with concrete, but the reverse is also acceptable. The four L-shaped steel members are connected to each other by orthogonal band plates, and hoops are tied around the outer periphery thereof to form a quadrangular column-shaped column rebar assembly. The band plate is always mounted at predetermined positions above and below the connection portion, but may be mounted at other positions. At this time, naturally, the hoop streak is not bound around the outer periphery of the connection portion. In order to further improve the mechanical strength of the column rebar assembly, a tie plate is welded between diagonal L-shaped steel materials at an appropriate pitch.

【0011】次いで二方向の端部鉄骨梁が柱鉄筋組立体
を貫通する形で柱鉄筋組立体に取りつけられ、他の二方
向の端部鉄骨梁は既設の端部鉄骨梁に突き当たる形で柱
鉄筋組立体に取りつけられて、端部鉄骨梁付き柱鉄筋組
立体が形成される。端部鉄骨梁の取りつけは仕口部上下
の所定の位置に取りつけられたバンドプレートに通常の
山型鋼を介して端部鉄骨梁の上下のフランジを溶接し、
取りつけ精度を確保する。なお、L型鋼材に加えて、更
に柱主筋を配筋する場合には取りつけた端部鉄骨梁の上
下フランジ面に柱主筋接合筋を溶接して起立させてお
く。また、仕口部の開口を鉄板塞ぎ板により塞ぐ場合に
は、内側に頭つきスタッドボルトを取付けた鉄板を仕口
部周囲を鉄板塞ぎ板で覆うように端部鉄骨梁の側方に溶
接する。
Next, the two-direction end steel beam is attached to the column reinforcement assembly so as to penetrate the column reinforcement assembly, and the other two-direction end steel beam abuts on the existing end steel beam. Attached to the rebar assembly, a column rebar assembly with end steel beams is formed. Attachment of the end steel beam is performed by welding the upper and lower flanges of the end steel beam to the band plate attached to the predetermined position above and below the connection part through normal angle steel.
Ensure mounting accuracy. In addition, in the case of further arranging the column main reinforcement in addition to the L-shaped steel material, the column main reinforcement is welded upright to the upper and lower flange surfaces of the attached end steel beam. Also, when the opening of the joint is closed with an iron plate closing plate, an iron plate with a head stud bolt attached to the inside is welded to the side of the end steel beam so as to cover the periphery of the joint with the iron plate closing plate. .

【0012】以上の端部鉄骨梁付き柱鉄筋組立体の組立
てまでを製作工場もしくは現場周辺の地上で行い、組立
てられた端部鉄骨梁付き柱鉄筋組立体を現場で建て込
み、建て込みまれた端部鉄骨梁付き柱鉄筋組立体間に中
央部鉄骨梁を通常の高張力ボルト接合により架設する。
以後、通常のように小梁の設置、床鉄板の敷設、床配
筋、梁上への頭つきスタッドボルトの取付け、柱型枠の
設置、柱および床コンクリートの打設を行った後、柱型
枠を脱型して本発明の鉄筋コンクリート柱と鉄骨梁との
混合構造が完成する。
[0012] The above-described column rebar assembly with end steel beams is assembled at a manufacturing factory or on the ground around the site, and the assembled column rebar assembly with end steel beams is built at the site. The central steel beam is erected between the column steel bar assemblies with end steel beams by ordinary high-tension bolt connections.
After that, as usual, installation of small beams, laying of floor iron plates, floor reinforcement, installation of stud bolts with heads on beams, installation of column formwork, casting of columns and floor concrete, The mold is removed from the mold to complete the mixed structure of the reinforced concrete columns and the steel beams of the present invention.

【0013】[0013]

【実施例】以下本発明の実施例を示す図面を参照しなが
ら本発明を説明する。
DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings showing embodiments of the present invention.

【0014】図1は本発明の鉄筋コンクリート柱と鉄骨
梁との混合構造の一例を示し、(a)は縦断面図であ
り、(b)は(a)のB矢視図、(c)は(a)のC矢
視図、(d)は(a)のD矢視図である。(但し、理解
し易いように(a)はコンクリート打設後として図示
し、(b)〜(d)はコンクリート打設前として図示し
た。)図2は本発明の鉄筋コンクリート柱の隅を示す横
断面図である。
FIGS. 1A and 1B show an example of a mixed structure of a reinforced concrete column and a steel beam according to the present invention, wherein FIG. 1A is a longitudinal sectional view, FIG. (A) is a view as viewed from the arrow C, and (d) is a view as viewed from the arrow D in (a). (However, for easy understanding, (a) is shown as after concrete casting, and (b) to (d) are shown before concrete casting.) FIG. 2 is a cross section showing a corner of a reinforced concrete column of the present invention. FIG.

【0015】本発明の鉄筋コンクリート柱と鉄骨梁との
混合構造の施工手順について図面を参照しながら説明す
る。なお、図1には仕口部が四方向の鉄筋コンクリート
柱を図示したが仕口部が二方向、三方向の鉄筋コンクリ
ート柱も全く同様に施工される。
The construction procedure of the mixed structure of reinforced concrete columns and steel beams according to the present invention will be described with reference to the drawings. Although FIG. 1 shows a reinforced concrete column having a four-way connection, reinforced concrete columns having a two-way connection and a three-way connection are constructed in exactly the same manner.

【0016】(1)L型鋼材1を柱の四隅に配置する。
L型鋼材1としては図2(a)に示す通常の山型鋼1A
の他、図2(b)に示す縞鋼板をL型に曲げ加工したL
型縞鋼板1Bが使用される。コンクリートとの付着性を
よくするため、山型鋼1Aには内外両表面に頭つきスタ
ッドボルト9を起立させて置く。頭つきスタッドボルト
9は外側表面のみ設けてもよいし、場合によっては設け
なくてもよい。L型縞鋼板1Bはコンクリートとの付着
性能から縞目が外側になるように加工されるのが好まし
いが逆であっても差し支えない。また、図示してないが
頭つきスタッドボルトを設けてもよい。
(1) The L-shaped steel members 1 are arranged at the four corners of the pillar.
As the L-shaped steel material 1, a normal angle steel 1A shown in FIG.
In addition, L obtained by bending a striped steel plate shown in FIG.
A striped steel plate 1B is used. To improve the adhesion to concrete, stud bolts 9 with heads are erected on both the inner and outer surfaces of the angle steel 1A. The headed stud bolt 9 may be provided only on the outer surface, or may not be provided in some cases. It is preferable that the L-shaped striped steel plate 1B is processed so that the streaks are on the outside in view of the adhesion performance with concrete, but may be reversed. Although not shown, a stud bolt with a head may be provided.

【0017】(2)バンドプレート2をL型鋼材1に直
交する形で所定の位置に配置し、溶接によりL型鋼材1
を相互に連結する。バンドプレート2は仕口部上下の位
置には必ず取りつけられるが、それ以外の位置にも取り
つけてもよい。柱鉄筋組立体の機械的強度を更に向上さ
せておきたい場合には図1(d)に示すように対角のL
型鋼材1間にタイプレート8を適宜のピッチで溶接す
る。
(2) The band plate 2 is arranged at a predetermined position orthogonal to the L-shaped steel material 1, and the L-shaped steel material 1 is welded.
Are interconnected. The band plate 2 is always attached to the upper and lower positions of the connection portion, but may be attached to other positions. When it is desired to further improve the mechanical strength of the column rebar assembly, as shown in FIG.
The tie plate 8 is welded between the mold steel materials 1 at an appropriate pitch.

【0018】(3)仕口部以外の外周にフープ筋3を結
束して柱鉄筋組立体を形成する。
(3) The hoop bars 3 are bound around the outer periphery other than the connection portion to form a column reinforcing bar assembly.

【0019】(4)端部鉄骨梁5Aを柱鉄筋組立体の仕
口部を貫通する形で配置し、端部鉄骨梁5Aの上下のフ
ランジを山型鋼4を介してバンドプレート2に溶接す
る。端部鉄骨梁5Aに交差する交差端部鉄骨梁5Bは仕
口部開口に挿入して、その先端を端部鉄骨梁5Aに溶接
するとともに端部鉄骨梁5Aと同様に上下のフランジを
山型鋼4を介してバンドプレート2に溶接する。これに
より、四方向の端部鉄骨梁5A、5B付き柱鉄筋組立体
が形成される。L型鋼材1に加えて、更に柱主筋を配筋
する場合には取りつけた端部鉄骨梁5A、5Bの上下フ
ランジ面に柱主筋接合筋7を溶接して起立させておく。
(4) The end steel beam 5A is disposed so as to penetrate the connection part of the column reinforcing bar assembly, and the upper and lower flanges of the end steel beam 5A are welded to the band plate 2 via the angle steel 4. . The cross-end steel beam 5B intersecting with the end steel beam 5A is inserted into the opening of the connection part, and its tip is welded to the end steel beam 5A, and the upper and lower flanges are angled like the end steel beam 5A. 4 and welded to the band plate 2. Thereby, the column rebar assembly with four end steel beams 5A and 5B is formed. In the case of further arranging the column main reinforcing bar in addition to the L-shaped steel material 1, the column main reinforcing bar joint 7 is welded to the upper and lower flange surfaces of the attached end steel beams 5A, 5B to be erected.

【0020】(5)仕口部の開口を鉄板塞ぎ板6により
塞ぐ場合には、内側に頭つきスタッドボルト9を取付け
た鉄板塞ぎ板6を仕口部周囲を覆うように端部鉄骨梁5
A、5Bの側方に溶接する。
(5) In the case where the opening of the joint is closed by the iron plate closing plate 6, the steel plate closing plate 6 on which the stud bolt 9 with the head is mounted on the inside covers the periphery of the end portion with the steel beam 5 at the end.
Weld to the sides of A and 5B.

【0021】以上の(1)〜(5)の作業は工場もしく
は現場周辺の地上で行なわれる。
The above operations (1) to (5) are performed on the ground on the factory or around the site.

【0022】(6)端部鉄骨梁付き柱鉄筋組立体を現場
で建て込み、建て込まれた端部鉄骨梁付き柱鉄筋組立体
間に中央部鉄骨梁5Cを通常の高張力ボルト接合により
架設する。大梁間に鉄骨の小梁を架設し、その上に波形
鋼板などの床鉄板を敷設する。
(6) A column rebar assembly with end steel beams is erected at the site, and a central steel beam 5C is erected between the built column rebar assemblies with end beams by ordinary high-tension bolt joints. I do. A steel beam is erected between the girders, and a floor steel plate such as a corrugated steel plate is laid on it.

【0023】(7)鉄骨梁上面への頭つきスタッドボル
ト9の取付け、床コンクリート用の配筋、柱型枠10の
設置を行う。
(7) Attach the headed stud bolts 9 to the upper surface of the steel beam, arrange the reinforcement for the floor concrete, and install the column formwork 10.

【0024】(8)柱コンクリート11および床コンク
リート12を打設を行った後、柱型枠10を脱型して1
フロアー分の鉄筋コンクリート柱と鉄骨梁との混合構造
が完成する。
(8) After placing the column concrete 11 and the floor concrete 12, the column form 10 is removed and
A mixed structure of reinforced concrete columns and steel beams for the floor is completed.

【0025】[0025]

【発明の効果】柱主筋として鉄筋にかえてL型鋼材を使
用しバンドプレートによって連結して鉄骨造りと同様に
組み立てるので、従来の鉄筋造りに比較して、耐荷重性
能が向上するばかりでなく、組み立て精度が大きく向上
して垂直精度が向上する。その結果、柱鉄筋と鉄骨梁と
の組み合わせの自由度が大幅に向上し、併せて、架設す
る鉄骨梁の水平支持精度が大幅に向上する。さらに、柱
・梁仕口部に内側に頭つきスタッドボルトを取付けた鉄
板塞ぎ板を設けた場合には鉄板の柱コンクリートからの
剥離は防止され仕口部の剛性が低下することはない。
According to the present invention, since the L-shaped steel material is used as the column main reinforcing bar instead of the reinforcing bar and connected by a band plate to assemble in the same manner as the steel frame structure, the load bearing performance is improved as compared with the conventional reinforcing bar structure. The assembly accuracy is greatly improved, and the vertical accuracy is improved. As a result, the degree of freedom of the combination of the column rebar and the steel beam is greatly improved, and at the same time, the horizontal support accuracy of the steel beam to be installed is significantly improved. Further, in the case where a steel plate closing plate having a head and a stud bolt attached to the inside thereof is provided in the column / beam connection portion, peeling of the steel plate from the column concrete is prevented, and the rigidity of the connection portion does not decrease.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の鉄筋コンクリート柱と鉄骨梁との混合
構造の一例を示し、(a)は縦断面図であり、(b)は
(a)のB矢視図、(c)は(a)のC矢視図、(d)
は(a)のD矢視図である。(但し、理解し易いように
(a)はコンクリート打設後として図示し、(b)〜
(d)はコンクリート打設前として図示した。)
1 shows an example of a mixed structure of a reinforced concrete column and a steel beam according to the present invention, wherein (a) is a longitudinal sectional view, (b) is a view as viewed from the arrow B of (a), and (c) is (a). ) In the direction of arrow C, (d)
FIG. 3A is a view as viewed from the direction of the arrow D in FIG. (However, for easy understanding, (a) is shown as after concrete casting, and (b)-
(D) is shown as before concrete placement. )

【図2】本発明の鉄筋コンクリート柱の隅を示す横断面
図である。
FIG. 2 is a cross-sectional view showing a corner of a reinforced concrete column of the present invention.

【符号の説明】[Explanation of symbols]

1・・L型鋼材、2・・バンドプレート、3・・フープ
筋、4・・山型鋼、5A・・端部鉄骨梁、5B・・交差
端部鉄骨梁、5C・・中央部鉄骨梁、6・・鉄板塞ぎ
板、7・・柱主筋接合筋、8・・タイプレート、9・・
頭つきスタッドボルト、10・・柱型枠、11・・柱コ
ンクリート、12・・床コンクリート。
1 ··· L-shaped steel material, 2 · · · band plate, 3 · · · hoop reinforcement, 4 · · · angle steel, 5A · · · end steel beam, 5B · · · cross-end steel beam, 5C · · · central steel beam 6 ... iron plate closing plate, 7 ... column main reinforcement joint, 8 ... tie plate, 9 ...
Stud bolt with head, 10 ... pillar formwork, 11 ... pillar concrete, 12 ... floor concrete.

Claims (3)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 柱四隅に平行に配置したL型鋼材を、直
交するバンドプレートにより相互に連結し、仕口部以外
の外周にはフープ筋を結束し、仕口部は鉄骨梁の上下フ
ランジを山型鋼を介して上下のバンドプレートに溶接す
ることによって構成された端部鉄骨梁付き柱鉄筋組立体
を所定位置に建て込み、該端部鉄骨梁付き柱鉄筋組立体
間に鉄骨梁を架設した後、柱コンクリートを打設してな
る鉄筋コンクリート柱と鉄骨梁との混合構造。
1. An L-shaped steel member arranged in parallel at four corners of a pillar is connected to each other by an orthogonal band plate, and a hoop is bound around an outer periphery other than the joint portion. Is welded to the upper and lower band plates via the angle steel, and the end-to-end steel beam-assisted column rebar assembly is erected at a predetermined position, and a steel beam is erected between the end-beam-assisted column rebar assemblies. After that, a mixed structure of reinforced concrete columns and steel beams made by casting column concrete.
【請求項2】 仕口部の端部鉄骨梁の側方に、内側に頭
つきスタッドボルトを取付けた鉄板塞ぎ板を溶接し仕口
部周囲を鉄板塞ぎ板で塞いだ端部鉄骨梁付き柱鉄筋組立
体を用いる請求項1記載の鉄筋コンクリート柱と鉄骨梁
との混合構造。
2. A column with an end steel beam having a steel plate closing plate to which a stud bolt with a head is attached inside and welded to the side of the end steel beam at the end of the connection portion, and the periphery of the connection portion is closed by an iron plate closing plate. The mixed structure of a reinforced concrete column and a steel beam according to claim 1, wherein a reinforcing bar assembly is used.
【請求項3】 端部鉄骨梁の上下フランジ面に柱鉄筋接
合筋を直立に溶接した端部鉄骨梁付き柱鉄筋組立体を用
いる請求項1,2記載の鉄筋コンクリート柱と鉄骨梁と
の混合構造。
3. A mixed structure of a reinforced concrete column and a steel beam according to claim 1 or 2, wherein a column reinforcing bar assembly with an end steel beam is used in which a column reinforcement is welded upright to the upper and lower flange surfaces of the end steel beam. .
JP06276471A 1994-11-10 1994-11-10 Mixed structure of reinforced concrete columns and steel beams Expired - Fee Related JP3106881B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP06276471A JP3106881B2 (en) 1994-11-10 1994-11-10 Mixed structure of reinforced concrete columns and steel beams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06276471A JP3106881B2 (en) 1994-11-10 1994-11-10 Mixed structure of reinforced concrete columns and steel beams

Publications (2)

Publication Number Publication Date
JPH08135018A JPH08135018A (en) 1996-05-28
JP3106881B2 true JP3106881B2 (en) 2000-11-06

Family

ID=17569917

Family Applications (1)

Application Number Title Priority Date Filing Date
JP06276471A Expired - Fee Related JP3106881B2 (en) 1994-11-10 1994-11-10 Mixed structure of reinforced concrete columns and steel beams

Country Status (1)

Country Link
JP (1) JP3106881B2 (en)

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JP2002220842A (en) * 2001-01-26 2002-08-09 Takenaka Komuten Co Ltd Foundation structure
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CN108193782A (en) * 2018-02-02 2018-06-22 青岛理工大学 A kind of prefabricated assembled modular frame node and its assembly method
CN108193771A (en) * 2018-03-20 2018-06-22 辽宁工程技术大学 A kind of assembling rectangular steel-tube concrete column-girder steel partition board perforation node
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Publication number Priority date Publication date Assignee Title
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Also Published As

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