JPH0681356A - Connecting method for temporary steel column and beam - Google Patents

Connecting method for temporary steel column and beam

Info

Publication number
JPH0681356A
JPH0681356A JP4233713A JP23371392A JPH0681356A JP H0681356 A JPH0681356 A JP H0681356A JP 4233713 A JP4233713 A JP 4233713A JP 23371392 A JP23371392 A JP 23371392A JP H0681356 A JPH0681356 A JP H0681356A
Authority
JP
Japan
Prior art keywords
column
bracket
web
error
hole
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
Application number
JP4233713A
Other languages
Japanese (ja)
Other versions
JP3160730B2 (en
Inventor
Tetsuo Hirota
哲夫 広田
Yasuhiko Kawai
泰彦 川井
Hiroaki Shibaie
弘明 柴家
Original Assignee
Taisei Corp
大成建設株式会社
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 Taisei Corp, 大成建設株式会社 filed Critical Taisei Corp
Priority to JP23371392A priority Critical patent/JP3160730B2/en
Publication of JPH0681356A publication Critical patent/JPH0681356A/en
Application granted granted Critical
Publication of JP3160730B2 publication Critical patent/JP3160730B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

PURPOSE:To absorb the plumbing error without problem on the structural yield strength and construct an underground structure having high structural reliability in the SRC reverse build-up construction method. CONSTITUTION:The length and width of the upper and lower flanges 2a of the bracket 2 of a temporary steel column A are set larger by the plumbing error of the column in advance, the length of the web 2b of a steel-framed beam 3 having a column hoop bar insertion hole 8 and a bolt hole 6 made of a horizontal loose hole is set shorter by the plumbing error of the column in advance, the temporary steel column A is plumbed in a pile C, and the flanges 2a are cut off by the error. The beam web and the web 2b of the bracket 2 are arranged face to face across a gap for inserting the column hoop bars 14 between them, a splice plate 7 having the column hoop bar insertion hole 8 is joined, then the flanges 3a, 2a of the beam 3 and the bracket 2 are welded.

Description

【発明の詳細な説明】Detailed Description of the Invention
【0001】[0001]
【産業上の利用分野】本発明はリバース積層工法におけ
る構真柱と梁の接続方法に係るものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of connecting a false column and a beam in a reverse lamination method.
【0002】[0002]
【従来の技術】地下構築部分に採用されるリバース積層
工法は、従来の逆打工法技術にプレファブ化技術を組合
わせた地下構築技術で杭に建込まれたSRC構真柱にS
PC構造の梁を組合わせた構築技術である。
2. Description of the Related Art The reverse laminated construction method used for underground construction parts is an SRC structure pillar that is built into a pile by an underground construction technology that combines the conventional reverse construction method technology with prefab technology.
This is a construction technology that combines beams with a PC structure.
【0003】[0003]
【発明が解決しようとする課題】前記リバース積層工法
は、工事の省力化、仮設資材の節減、安全性の向上、工
期の短縮を図るものであるが、前記工法の採用に当って
は1階乃至地下3階のPC梁を如何に精度よく取付ける
ことができるかという点が重要なポイントとなる。
The above-mentioned reverse lamination method aims at labor saving of work, reduction of temporary materials, improvement of safety, and shortening of the construction period. The important point is how accurately the PC beam on the 3rd basement floor can be installed.
【0004】本発明はこのような実情に鑑みて提案され
たもので、その目的とする処は、構造耐力上問題なく建
入誤差を吸収し、構造上、信頼性の高い地下構造体を構
築することができる構真柱と梁の接続方法を提供する点
にある。
The present invention has been proposed in view of the above circumstances, and an object thereof is to construct an underground structure having a structurally high reliability by absorbing an installation error without a problem in structural strength. The point is to provide a method of connecting the true columns and beams that can be done.
【0005】[0005]
【課題を解決するための手段】前記の目的を達成するた
め、本発明に係る構真柱と梁の接続方法によれば、SR
Cリバース積層工法における構真柱と梁の接合に際し
て、構真柱ブラケットの上下フランジの長さ及び幅を予
め柱の建込み誤差分大きく、且つ梁フープ筋挿通孔及び
水平方向のルーズホールよりなるボルト穴を有するウエ
ブの長さを予め柱の建込み誤差分短かく製作しておいて
杭内に建込み、梁取付前に柱の建込み誤差分フランジを
切断し、梁ウエブと前記ブラケットのウエブとを両者の
間に柱用フープ筋挿貫用間隙を存して対設するととも
に、柱用フープ筋挿貫孔を有するスプライスプレートを
介して前記柱、梁のウエブを接合したのち、前記梁及び
ブラケットのフランジ部を溶接するものである。
In order to achieve the above-mentioned object, according to the method of connecting a structured column and a beam according to the present invention, the SR
C When joining the structure columns and beams in the reverse lamination method, the lengths and widths of the upper and lower flanges of the structure column brackets are made large in advance by the column construction error, and consist of beam hoop insertion holes and horizontal loose holes. The length of the web with the bolt holes is made short in advance by the amount of the building error of the column and built in the pile, and the flange of the amount of the building error of the column is cut before mounting the beam, and the beam web and the bracket A web and a pair of pillars for hoop muscle insertion between them are provided opposite to each other, and the pillar and beam webs are joined via a splice plate having a pillar hoop muscle insertion hole, and then, The beam and the flange of the bracket are welded.
【0006】[0006]
【作用】本発明によれば構真柱のブラケットの上下フラ
ンジの長さ及び幅を予め柱の建込み誤差分大きく製作
し、構真柱を杭に建込んで梁を取付ける前に、柱の建方
誤差分だけフランジを切断するとともに、前記ブラケッ
トにおけるウエブの長さを柱の建込み誤差分だけ短かく
製作し、同ブラケットと梁の各ウエブとの接合用スプラ
イスプレートの取付ボルト穴を水平方向のルーズホール
としたこと相待って、水平方向の建方誤差を吸収する納
まりとすることができる。
According to the present invention, the lengths and widths of the upper and lower flanges of the bracket of the true-column are made larger in advance by the building error of the column. The flange is cut by the amount of erection error, and the length of the web in the bracket is made shorter by the amount of the erection error of the column, and the mounting bolt holes of the splice plate for joining the bracket and beam webs are made horizontal. Waiting for it to be a loose hole in the direction, it can be set to absorb the error in the erection in the horizontal direction.
【0007】また前記ブラケットのウエブと梁ウエブと
の間には柱用フープ筋の挿貫用間隙を設け、前記両ウエ
ブのスプライスプレートに前記フープ筋の挿貫孔を設け
たことによって、梁のフープ筋の配筋が確実に行なわれ
る。
Further, a gap for inserting the hoop reinforcement for a column is provided between the web of the bracket and the beam web, and a through hole for the hoop reinforcement is provided in the splice plates of both the webs, whereby The hoop muscles are arranged reliably.
【0008】[0008]
【実施例】以下本発明を図示の実施例について説明す
る。AはSRC構造の構真柱、1は同柱の鉄骨柱、2は
同柱1より水平に突設されたブラケットで、上下一双の
フランジ2aとウエブ2bとより構成されていて、SR
C梁Bの鉄骨梁13の上下一双のフランジ3aとウエブ
3bが接合されるようになっている。図中4は肋筋であ
る。
The present invention will be described below with reference to the illustrated embodiments. Reference symbol A is a true column of SRC structure, 1 is a steel column of the same column, 2 is a bracket which is horizontally projected from the column 1, and is composed of a flange 2a and a web 2b, which are vertically aligned.
The upper and lower flanges 3a and the web 3b of the steel beam 13 of the C beam B are joined together. In the figure, 4 is a rib.
【0009】而して前記ブラケット2のフランジ2aの
出寸法については、正規の寸法Lより20mm長く製作
し、40mmまで切断できる納まりとした。また前記ブ
ラケット2の幅については、フランジ溶接時のエンドタ
ブの長さd=5mmを考慮して、予め片側20+5=2
5mmずつ広く製作し、水平方向の誤差を吸収できる納
まりとした。
The flange 2a of the bracket 2 is manufactured to be 20 mm longer than the regular size L and can be cut to 40 mm. Regarding the width of the bracket 2, one side 20 + 5 = 2 in advance in consideration of the end tab length d = 5 mm during flange welding.
Widely manufactured by 5 mm each, it was set to be able to absorb the horizontal error.
【0010】更に前記ウエブ2bには水平方向のルーズ
ホールよりなるボルト穴6が穿設されている。7はスプ
ライスプレートで柱用フープ筋挿貫孔8が列設されてい
る。而して前記のように構成された構真柱Aを杭C内に
建込む。図中9は杭余盛コンクリート止めプレート、1
0は支保工フラットスラブ、11は柱底コンクリート止
め部材、12は梁主筋挿貫孔で水平方向ルーズ孔であ
る。
Further, the web 2b is provided with a bolt hole 6 which is a horizontal loose hole. A splice plate 7 has column hoop muscle insertion holes 8 arranged in a row. Then, the true pillar A constructed as described above is built in the pile C. In the figure, 9 is a pile extra concrete stop plate, 1
Reference numeral 0 is a support slab flat slab, 11 is a column bottom concrete stop member, and 12 is a beam main bar insertion hole which is a horizontal loose hole.
【0011】構真柱Aの建込みが完了すると、柱の建込
誤差分だけ前記ブラケット2のフランジ2aを図3の斜
線で示す如く切断し、ブラケット2のウエブ2bとSR
C梁Bの鉄骨梁13のウエブ3bとの間に柱用フープ筋
14の挿貫間隙を存して対設し、両ウエブをスプライス
プレート7を介して前記ボルト穴6に挿貫されたハイテ
ンションボルトによって接合し、しかるのち、前記スプ
ライスプレート7における柱用フープ筋挿貫孔8と前記
梁Bの鉄骨梁13とブラケットのウエブ2bとの間隙に
柱用フープ筋14を挿貫し、しかるのちブラケット2の
フランジ2aと鉄骨梁13のフランジ3aとを溶接する
ものである。
When the building of the true column A is completed, the flange 2a of the bracket 2 is cut by the amount of the building error of the column as shown by the diagonal lines in FIG. 3, and the web 2b and SR of the bracket 2 are cut.
The C-beam B is installed opposite to the web 3b of the steel beam 13 with an insertion gap of the column hoop streak 14, and both webs are inserted into the bolt hole 6 through the splice plate 7. After joining with a tension bolt, the column hoop reinforcement 14 is then inserted into the gap between the column hoop reinforcement insertion hole 8 in the splice plate 7, the steel beam 13 of the beam B and the bracket web 2b. After that, the flange 2a of the bracket 2 and the flange 3a of the steel beam 13 are welded together.
【0012】なお板厚方向の誤差はスプライスプレート
7とブラケット及び鉄骨梁13のウエブとの間にライナ
ーを挟み込んで調整するものである。
The error in the plate thickness direction is adjusted by inserting a liner between the splice plate 7 and the web of the bracket and the steel beam 13.
【0013】[0013]
【発明の効果】本発明によれば前記したように、リバー
ス積層工法において、構真柱に接合されるSPC構造の
梁フランジ溶接部の正しい開先形状、間隔、及び溶接長
を確保することができ、梁主筋及び柱フープ筋を正しい
位置に保持することができ、正規のかぶり厚を確保する
ことができる。
As described above, according to the present invention, in the reverse lamination method, it is possible to secure the correct groove shape, spacing and welding length of the beam flange welded portion of the SPC structure joined to the true column. Therefore, the beam main bar and the column hoop bar can be held in correct positions, and a regular cover thickness can be secured.
【0014】このように本発明によれば構真柱の建入誤
差を吸収しつつ、構造性能の優れた構真柱と梁との仕口
部を形成し、構真柱に信頼性の高い構造体を構築するこ
とができる。
As described above, according to the present invention, the joint portion between the structure column and the beam having excellent structural performance is formed while absorbing the installation error of the structure column, and the structure column is highly reliable. You can build a structure.
【図面の簡単な説明】[Brief description of drawings]
【図1】本発明に係る構真柱と梁の接続方法の一実施例
の実施状況を示す平面図である。
FIG. 1 is a plan view showing an implementation state of an embodiment of a method of connecting a false column and a beam according to the present invention.
【図2】図1の正面図である。FIG. 2 is a front view of FIG.
【図3】図2の部分イの詳細図である。FIG. 3 is a detailed view of a part (a) of FIG.
【図4】SRCリバース積層工法の実施状況を示す部分
縦断面図である。
FIG. 4 is a partial vertical cross-sectional view showing an implementation state of an SRC reverse lamination method.
【符号の説明】 A 構真柱 B 梁 C 杭 1 鉄骨柱 2 ブラケット 2a ブラケットのフランジ 2b ブラケットのウエブ 3a 梁のフランジ 3b 梁のウエブ 4 肋筋 6 ボルト穴 7 スプライスプレート 8 柱用フープ筋挿貫孔 9 杭余盛コンクリート止めプレート 10 支保工フラットスラブ 11 柱底コンクリート止め部材 12 梁主筋挿貫孔 13 鉄骨梁 14 柱用フープ筋[Explanation of reference symbols] A true column B beam C pile 1 steel frame column 2 bracket 2a bracket flange 2b bracket web 3a beam flange 3b beam web 4 ribs 6 bolt hole 7 splice plate 8 column hoop insertion Hole 9 Pile surplus concrete retaining plate 10 Supporting flat slab 11 Column bottom concrete retaining member 12 Beam main bar insertion hole 13 Steel beam 14 Column hoop reinforcement

Claims (1)

    【特許請求の範囲】[Claims]
  1. 【請求項1】 SRCリバース積層工法における構真柱
    と梁の接合に際して、構真柱ブラケットの上下フランジ
    の長さ及び幅を予め柱の建込み誤差分大きく、且つ梁フ
    ープ筋挿通孔及び水平方向のルーズホールよりなるボル
    ト穴を有するウエブの長さを予め柱の建込み誤差分短か
    く製作しておいて杭内に建込み、梁取付前に柱の建込み
    誤差分フランジを切断し、梁ウエブと前記ブラケットの
    ウエブとを両者の間に柱用フープ筋挿貫用間隙を存して
    対設するとともに、柱用フープ筋挿貫孔を有するスプラ
    イスプレートを介して前記柱、梁のウエブを接合したの
    ち、前記梁及びブラケットのフランジ部を溶接すること
    を特徴とする構真柱と梁の接続方法。
    1. When joining a structural column and a beam in the SRC reverse lamination method, the lengths and widths of the upper and lower flanges of the structural column bracket are increased in advance by the column construction error, and the beam hoop insertion hole and the horizontal direction. The length of the web with bolt holes consisting of loose holes is made short in advance by the amount due to the build-up error of the column and built into the pile, and the flange for the build-up error of the column is cut before mounting the beam. The web of the bracket and the web of the bracket are opposed to each other with a gap for inserting a hoop muscle for a pillar between them, and the web of the pillar and the beam is inserted through a splice plate having a hoop muscle inserting hole for a pillar. After joining, the beam and the flange portion of the bracket are welded together, and a method of connecting a true post and a beam.
JP23371392A 1992-09-01 1992-09-01 Connecting columns and beams Expired - Fee Related JP3160730B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23371392A JP3160730B2 (en) 1992-09-01 1992-09-01 Connecting columns and beams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23371392A JP3160730B2 (en) 1992-09-01 1992-09-01 Connecting columns and beams

Publications (2)

Publication Number Publication Date
JPH0681356A true JPH0681356A (en) 1994-03-22
JP3160730B2 JP3160730B2 (en) 2001-04-25

Family

ID=16959390

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23371392A Expired - Fee Related JP3160730B2 (en) 1992-09-01 1992-09-01 Connecting columns and beams

Country Status (1)

Country Link
JP (1) JP3160730B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105113541A (en) * 2015-09-06 2015-12-02 上海建工二建集团有限公司 Self-supporting bent-frame-free and template-free basement beam-free floor and inverse construction method of same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105113541A (en) * 2015-09-06 2015-12-02 上海建工二建集团有限公司 Self-supporting bent-frame-free and template-free basement beam-free floor and inverse construction method of same

Also Published As

Publication number Publication date
JP3160730B2 (en) 2001-04-25

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