JP3160730B2 - Connecting columns and beams - Google Patents
Connecting columns and beamsInfo
- Publication number
- JP3160730B2 JP3160730B2 JP23371392A JP23371392A JP3160730B2 JP 3160730 B2 JP3160730 B2 JP 3160730B2 JP 23371392 A JP23371392 A JP 23371392A JP 23371392 A JP23371392 A JP 23371392A JP 3160730 B2 JP3160730 B2 JP 3160730B2
- Authority
- JP
- Japan
- Prior art keywords
- column
- web
- bracket
- hoop
- 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.)
- Expired - Fee Related
Links
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Description
【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 columns and beams 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 laminating method adopted for an underground construction part is based on an SRC steel pillar built on a pile using an underground construction technique combining a conventional reverse striking technique and a prefabrication technique.
This is a construction technology that combines beams of 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 reverse laminating method is intended to save labor for construction, save temporary materials, improve safety, and shorten the construction period. An important point is how accurately the PC beams on the third basement floor can be attached.
【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 such circumstances, and its object is to construct an underground structure having high structural and high reliability by absorbing an installation error without any problem in structural strength. It is an object of the present invention to provide a method of connecting a straight pillar and a beam that can be performed.
【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。According to the present invention, there is provided a method for connecting a straight pillar and a beam according to the present invention.
At the time of joining a straight pillar and a beam in the C-reverse lamination method, the length and width of the upper and lower flanges of the straight pillar bracket are made larger by the error of the column installation in advance, and are made up of beam hoop insertion holes and horizontal loose holes. The length of the web having the bolt holes is made short in advance by the column installation error, and the web is built in the pile.Before mounting the beam, the column installation error flange is cut off. The web and the column are opposed to each other with a gap for inserting the hoop for the column, and the web of the column and the beam is joined via a splice plate having a hole for inserting the hoop for the column. This is to weld the beam and the flange of the bracket.
【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 length and width of the upper and lower flanges of the bracket of the vertical column are made larger in advance by the column installation error, and before the vertical column is installed on the pile and the beam is attached, Cut the flange by the build error and make the length of the web in the bracket shorter by the build error of the column, and install the mounting bolt hole of the splice plate for joining the bracket and each web of the beam horizontally. With the loose hole in the direction, it is possible to absorb the horizontal construction error.
【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 a hoop for a pillar is provided between a web of the bracket and a web of a beam, and a hole for inserting the hoop is provided in a splice plate of both webs. Arrangement of hoop muscles is performed 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。BRIEF DESCRIPTION OF THE DRAWINGS FIG. A is a straight pillar having an SRC structure, 1 is a steel pillar of the same pillar, 2 is a bracket protruding horizontally from the pillar 1, and is composed of a pair of upper and lower flanges 2a and a web 2b.
The upper and lower flanges 3a of the steel beam 13 of the C beam B and the web 3b are joined. 4 is a rib muscle in a figure.
【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 protrusion dimension of the flange 2a of the bracket 2 was made longer than the regular dimension L by 20 mm, and was cut to 40 mm. Also, regarding the width of the bracket 2, 20 + 5 = 2 on one side in advance in consideration of the length d = 5 mm of the end tab at the time of flange welding.
It was manufactured 5mm wide at a time, so that it could absorb errors in the horizontal direction.
【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。[0010] Further, a bolt hole 6 formed of a horizontal loose hole is formed in the web 2b. Reference numeral 7 denotes a splice plate in which the hoop stud insertion holes 8 for columns are arranged. Thus, the straight pillar A configured as described above is built in the pile C. In the figure, 9 is a pile extra concrete stop plate, 1
Reference numeral 0 denotes a support flat slab, reference numeral 11 denotes a column bottom concrete fixing member, and reference numeral 12 denotes a horizontal main hole which is a through hole for inserting a main reinforcing beam.
【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 installation of the pillar A is completed, the flange 2a of the bracket 2 is cut off by the installation error of the pillar as shown by hatching in FIG.
There is a gap between the C beam B and the web 3b of the steel beam 13 with an insertion gap of the column hoop bar 14 therebetween. Both webs are inserted into the bolt holes 6 through the splice plate 7. After joining by tension bolts, the column hoop reinforcement 14 is 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 web 2b of the bracket. Thereafter, the flange 2a of the bracket 2 and the flange 3a of the steel beam 13 are welded.
【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 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。According to the present invention, as described above, in the reverse laminating method, it is possible to secure a correct groove shape, a gap, and a welding length of a beam flange welded portion of an SPC structure to be joined to a straight pillar. As a result, the beam main reinforcement and the column hoop reinforcement can be held at the correct positions, and a proper 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 connection between the beam and the beam having excellent structural performance is formed while absorbing the error of installation of the beam and the beam is highly reliable. A structure can be built.
【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 embodiment of a method of connecting a straight pillar 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. 2;
【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 longitudinal sectional view showing an implementation state of an SRC reverse lamination method.
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 A Pillar B B Beam C Pile 1 Steel Column 2 Bracket 2a Bracket Flange 2b Bracket Web 3a Beam Flange 3b Beam Web 4 Rib 6 Rib 6 Bolt Hole 7 Splice Plate 8 Pillar Hoop Penetration Hole 9 Piles Overfill Concrete stop plate 10 Shoring flat slab 11 Column bottom concrete stop member 12 Beam main bar insertion hole 13 Steel beam 14 Column hoop bar
フロントページの続き (56)参考文献 特開 平２−266014（ＪＰ，Ａ) 特開 平４−185822（ＪＰ，Ａ) 特開 平４−93468（ＪＰ，Ａ) 特開 平５−214736（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) E02D 29/04 E04B 1/16 E04B 1/30 Continuation of the front page (56) References JP-A-2-266014 (JP, A) JP-A-4-185822 (JP, A) JP-A-4-93468 (JP, A) JP-A-5-214736 (JP) , A) (58) Field surveyed (Int. Cl. 7 , DB name) E02D 29/04 E04B 1/16 E04B 1/30
Claims (1)
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。At the time of joining a straight beam and a beam in the SRC reverse lamination method, lengths and widths of upper and lower flanges of a straight beam bracket are previously increased by an error in the installation of the pillar, and a beam hoop insertion hole and a horizontal direction are used. The length of the web with the bolt hole consisting of the loose hole is made short in advance by the column installation error, installed in the pile, and the flange is cut off by the column installation error before the beam is installed. The web and the web of the bracket are opposed to each other with a gap for inserting a hoop for a column between them, and the web of the column and the beam is connected via a splice plate having a hole for inserting a hoop for a column. After joining, the beam and the flange portion of the bracket are welded together.
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 JPH0681356A (en) | 1994-03-22 |
| JP3160730B2 true 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) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113541B (en) * | 2015-09-06 | 2017-06-23 | 上海建工二建集团有限公司 | Self-bearing type is without reversed construction method of the row without mould basement girderless floor |
| CN113309901A (en) * | 2021-06-21 | 2021-08-27 | 中铁建工集团有限公司 | Pipeline mounting bracket with novel structure |
-
1992
- 1992-09-01 JP JP23371392A patent/JP3160730B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0681356A (en) | 1994-03-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |