JPH01223247A - Joint structure between steel-concrete composed board and steel girder - Google Patents
Joint structure between steel-concrete composed board and steel girderInfo
- Publication number
- JPH01223247A JPH01223247A JP4692488A JP4692488A JPH01223247A JP H01223247 A JPH01223247 A JP H01223247A JP 4692488 A JP4692488 A JP 4692488A JP 4692488 A JP4692488 A JP 4692488A JP H01223247 A JPH01223247 A JP H01223247A
- Authority
- JP
- Japan
- Prior art keywords
- steel
- girder
- steel girder
- bolts
- concrete
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 64
- 239000010959 steel Substances 0.000 title claims abstract description 64
- 239000004567 concrete Substances 0.000 title claims abstract description 29
- 239000002131 composite material Substances 0.000 claims description 24
- 238000007796 conventional method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は合成桁における鋼コンクリート合成版と鋼桁
との結合構造に関するもので、橋梁等の床版の他、港湾
、海洋構造物等の構造体の一部としても利用することが
できる。[Detailed Description of the Invention] [Field of Industrial Application] This invention relates to a joint structure between a steel concrete composite plate and a steel girder in a composite girder, and is applicable to deck slabs of bridges, ports, offshore structures, etc. It can also be used as part of a structure.
合成桁の床版として、鋼板の外面を鉄筋コンクリートで
覆っだ鋼コンクリート合成版を用いる場合、従来は例え
ば第８図に示すように、鋼板４をボルト７により鋼桁１
のフランジ２に締結するとともに、鋼桁１のフランジ２
上には別途スタンドボルト６等からなるずれ止め用のシ
ャーコネクターを立設することにより、鋼桁１と鋼コン
クリート合成版３とを結合している。When using a steel-concrete composite slab in which the outer surface of a steel plate is covered with reinforced concrete as a deck slab for a composite girder, conventionally, as shown in FIG.
At the same time, it is fastened to the flange 2 of the steel girder 1.
The steel girder 1 and the steel-concrete composite plate 3 are connected by separately installing a shear connector for preventing slippage, which is made of a stand bolt 6 or the like, on the top.
しかし、上述の構造では鋼桁ｌと綱コンクリート合成版
３との結合はシャーコネクターとしてのスタッドボルト
６に頼っているため、鋼桁１のフランジ２上に多数のス
タッドボルト６を溶植等の方法により、取り付けなけれ
ばならず、多くの手間を要し、また技術を要する作業と
なる。However, in the above structure, the connection between the steel girder l and the rope concrete composite plate 3 relies on the stud bolts 6 as shear connectors, so a large number of stud bolts 6 are installed on the flange 2 of the steel girder 1 by welding etc. Depending on the method, it must be installed, which requires a lot of effort and skill.
この発明は上述のような従来構造の改良を目的とし、鋼
桁のフランジに鋼板を締結するためのボルトとして、ず
れ止め効果を発揮し得る長さの長ボルトを利用し、ボル
トにシャーコネクターを兼用させることにより、合成桁
の製作作業の合理化と経済性の向上を図ったものである
。This invention aims to improve the conventional structure as described above, and uses long bolts with a length that can prevent slippage as bolts for fastening steel plates to the flanges of steel girders, and attaches shear connectors to the bolts. By using both, we aim to streamline the manufacturing work of composite girders and improve economic efficiency.
以下、この発明の概要を実施例に対応する図面の符号を
用いて説明する。Hereinafter, an overview of the present invention will be explained using reference numerals in the drawings corresponding to the embodiments.
この発明では鋼桁１のフランジ２に、鋼コンクリート合
成版３の一部をなす鋼板４を所要長さを有する長ボルト
８で締結するとともに、前記長ボルト８の先端を前記鋼
板４の外面側に所要長突出させて、鋼板４の外面を覆う
コンクリート（通常、鉄筋コンクリート）５中に埋め込
み、この長ボルト８を鋼コンクリート合成版３と鋼桁１
間のシャーコネクターとして兼用させたものである。In this invention, a steel plate 4 forming a part of a steel concrete composite plate 3 is fastened to a flange 2 of a steel girder 1 with a long bolt 8 having a required length, and the tip of the long bolt 8 is connected to the outer surface of the steel plate 4. The long bolts 8 are embedded in concrete (usually reinforced concrete) 5 that covers the outer surface of the steel plate 4 so as to protrude to a required length.
It is also used as a shear connector between the two.
次に図示した実施例について説明する。 Next, the illustrated embodiment will be described.
第１図はこの発明の一実施例を示したもので、鋼コンク
リート合成版３の一部をなす鋼板４を鋼桁ｌのフランジ
２に長ボルト８で締結した後、前記長ボルト８の頂部に
頂部ナツト１１を嵌め込み、しかる後、頂部ナラ１−１
１を前記長ボルト８の頂部に溶接により固定している。FIG. 1 shows an embodiment of the present invention, in which a steel plate 4 forming a part of a steel concrete composite plate 3 is fastened to a flange 2 of a steel girder l with long bolts 8, and then the top of the long bolt 8 is Fit the top nut 11 into the top nut 1-1.
1 is fixed to the top of the long bolt 8 by welding.
長ボルト８は、ずれ止め効果を発揮するのに十分な長さ
を有するものとし、また長ボルト８の頂部に溶接固定さ
れた頂部ナツト１１により、鋼コンクリート合成版の版
厚方向の剥離を防止する効果を期待することができる。The long bolt 8 shall have a sufficient length to exhibit a slip prevention effect, and the top nut 11 welded and fixed to the top of the long bolt 8 prevents the steel-concrete composite plate from peeling in the thickness direction. You can expect the effect of
なお、鋼桁１のフランジ２に立設すべき、シャーコネク
ターの数とその必要断面積は、鋼桁１のコンクリート５
と接するフランジ面に作用する鋼桁軸方向のせん断力の
大きさによって決定される。The number of shear connectors to be installed on the flange 2 of the steel girder 1 and their required cross-sectional area are as follows:
It is determined by the magnitude of the shear force in the axial direction of the steel girder that acts on the flange surface in contact with the steel girder.
従って、第１図の実施例では鋼桁１のフランジ２の幅方
向には２列の長ボルト８のみが示されているが、当然せ
ん断力の大きさによっては、第２図に示すように３列以
上の長ボルト８を配設することも考えられる。また、第
８図に示した従来例におけるスタッドボルト６との併用
も可能であり、第３図は併用した場合の例を示したもの
である。Therefore, in the embodiment shown in FIG. 1, only two rows of long bolts 8 are shown in the width direction of the flange 2 of the steel girder 1, but naturally depending on the magnitude of the shear force, as shown in FIG. It is also possible to arrange three or more rows of long bolts 8. Further, it is also possible to use the stud bolt 6 in the conventional example shown in FIG. 8, and FIG. 3 shows an example of the case where it is used in combination.
第４図〜第７図は他の実施例における施工手順を示した
もので、この例では第７図に示すように、鋼コンクリー
ト合成版３の一部をなす鋼板４を鋼桁１のフランジ２に
長ボルト８で締結した後、底部ナツト９、その上段に中
間ナツト１０、頂部座金１２、頂部ナツト１１の順でナ
ツト等を長ボルト８に取り付けて行き、これらにシャー
コネクターとしての効果を発揮させようとするものであ
る。4 to 7 show the construction procedure in another embodiment. In this example, as shown in FIG. 2 with long bolts 8, nuts, etc. are attached to the long bolts 8 in the order of the bottom nut 9, the intermediate nut 10 above it, the top washer 12, and the top nut 11, so that they can function as a shear connector. It is something that we are trying to bring out.
この場合、長ボルト８は、ずれ止め効果を発揮するのに
十分な長さを有するものとし、また頂部座金１２はコン
クリート５の板厚方向の剥離を防止するのに十分な強度
と寸法を有するものとする。In this case, the long bolts 8 shall have sufficient length to exhibit a slip prevention effect, and the top washer 12 shall have sufficient strength and dimensions to prevent the concrete 5 from peeling in the thickness direction. shall be taken as a thing.
なお、この実施例では中間ナツトｌＯを底部ナツト９の
上段に１個だけ用いた場合を示しているが、必要に応じ
２個以上用いたり、あるいは省略することもできる。Although this embodiment shows a case in which only one intermediate nut 1O is used in the upper stage of the bottom nut 9, two or more intermediate nuts 10 may be used or may be omitted if necessary.
この実施例における合成桁の施工手順の概略は以下のよ
うになる。The outline of the construction procedure for the composite girder in this example is as follows.
■ 鋼桁１の架設（第４図）。■ Erection of steel girder 1 (Fig. 4).
■ 鋼コンクリート合成版３の一部をなす鋼板４の鋼桁
フランジ２への締結（第５図）。■ Fastening of the steel plate 4 forming part of the steel concrete composite plate 3 to the steel girder flange 2 (Fig. 5).
■ 鉄筋Ｉ３の配筋（第６図）。■ Reinforcement arrangement of reinforcing bar I3 (Fig. 6).
■ 鋼コンクリート合成版３のコンクリート５の打設（
第７図）。■ Placing concrete 5 of steel concrete composite version 3 (
Figure 7).
この発明の鋼コンクリート合成版と鋼桁との結合構造で
は、鋼コンクリート合成版の一部をなす鋼板を鋼桁に締
結するためのボルトとして長ボルトを使用し、これを鋼
板の外面側に所要長突出させ、鋼コンクリート合成版と
鋼桁間のシャーコネクターとして兼用させであるため、
従来のスタッドボルトの溶植に要する手間が軽減され、
また部品点数も少なくなるので、製作作業の合理化およ
び経済性の向上が図れる。In the joint structure of the steel concrete composite plate and the steel girder of this invention, long bolts are used as bolts for fastening the steel plate forming a part of the steel concrete composite plate to the steel girder, and these are attached to the outer surface of the steel plate as required. Because it protrudes long and doubles as a shear connector between the steel concrete composite plate and the steel girder,
The labor required for conventional stud bolt welding is reduced,
Furthermore, since the number of parts is reduced, manufacturing work can be streamlined and economical efficiency can be improved.
第１図はこの発明の一実施例を示す断面図、第２図およ
び第３図は変形例を示す断面図、第４図〜第７図は他の
実施例における施工手順の一例を示す断面図、第８図は
従来例を示す断面図である。
１・・・鋼桁、２・・・フランジ、３・・・鋼コンクリ
ート合成版、４・・・鋼板、５・・・コンクリート、６
・・・スタッドボルト、７・・・ボルト、８・・・長ボ
ルト、９・・・底部ナツト、１０・・・中間ナツト、１
１・・・頂部ナツト、１２・・・頂部座金、１３・・・
鉄筋
第１図
第２図 第３図
第８図
第４図
第６図
第５図
第７図FIG. 1 is a sectional view showing one embodiment of the present invention, FIGS. 2 and 3 are sectional views showing modified examples, and FIGS. 4 to 7 are sectional views showing examples of construction procedures in other embodiments. 8 are sectional views showing a conventional example. 1... Steel girder, 2... Flange, 3... Steel concrete composite plate, 4... Steel plate, 5... Concrete, 6
... Stud bolt, 7... Bolt, 8... Long bolt, 9... Bottom nut, 10... Intermediate nut, 1
1...Top nut, 12...Top washer, 13...
Reinforcing barsFigure 1Figure 2Figure 3Figure 8Figure 4Figure 6Figure 5Figure 7
Claims (4)
ト合成版と鋼桁との結合構造において、前記鋼板を所要
長さのボルトにより、前記鋼桁のフランジに締結すると
ともに、前記ボルトを前記鋼板の外面側に所要長突出さ
せて、前記鋼コンクリート合成版と鋼桁間のシャーコネ
クターとして兼用させたことを特徴とする鋼コンクリー
ト合成版と鋼桁との結合構造。(1) In a joint structure of a steel girder and a steel concrete composite plate in which the outer surface of a steel plate is covered with concrete, the steel plate is fastened to the flange of the steel girder with bolts of a required length, and the bolts are connected to the steel girder. A structure for connecting a steel-concrete composite slab and a steel girder, characterized in that the steel-concrete composite slab and the steel girder are protruded to a required length on the outside surface, and is also used as a shear connector between the steel-concrete composite slab and the steel girder.
てのスタッドボルトを溶植し、前記ボルトと併用させた
請求項１記載の鋼コンクリート合成版と鋼桁との結合構
造。(2) The connection structure between a steel concrete composite plate and a steel girder according to claim 1, wherein stud bolts as shear connectors are welded onto the flanges of the steel girders and are used in combination with the bolts.
いる請求項１または２記載の鋼コンクリート合成版と鋼
桁との結合構造。(3) The joint structure of a steel concrete composite plate and a steel girder according to claim 1 or 2, wherein a nut is fixed to the top of the protruding side of the bolt.
面積を有する座金が固定されている請求項１または２記
載の鋼コンクリート合成版と鋼桁との結合構造。(4) The joint structure of a steel concrete composite plate and a steel girder according to claim 1 or 2, wherein a plurality of nuts and washers having a required area are fixed to the protruding side of the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4692488A JPH01223247A (en) | 1988-02-29 | 1988-02-29 | Joint structure between steel-concrete composed board and steel girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4692488A JPH01223247A (en) | 1988-02-29 | 1988-02-29 | Joint structure between steel-concrete composed board and steel girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01223247A true JPH01223247A (en) | 1989-09-06 |
Family
ID=12760878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4692488A Pending JPH01223247A (en) | 1988-02-29 | 1988-02-29 | Joint structure between steel-concrete composed board and steel girder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01223247A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0921114A (en) * | 1995-07-04 | 1997-01-21 | Sho Bond Constr Co Ltd | Composite precast floor slab of steel plate and concrete and joint structure thereof |
| JP2003056060A (en) * | 2001-08-08 | 2003-02-26 | Shimizu Corp | Frame structure of building |
| KR100519234B1 (en) * | 2002-11-22 | 2005-10-06 | 한국건설기술연구원 | joint structure of precast bridge slab and girder and bridge construction method using the same |
| JP2006274680A (en) * | 2005-03-29 | 2006-10-12 | Kawatetsu Kyoryo Tekko Kk | Joint structure of base material and connection material |
| JP2007211465A (en) * | 2006-02-08 | 2007-08-23 | Univ Kanagawa | Floor structure of sustainable building structure |
| JP2008215042A (en) * | 2007-03-07 | 2008-09-18 | Mitsui Eng & Shipbuild Co Ltd | Method for composing rc floor slab and two main girder bridge |
| JP2009084931A (en) * | 2007-10-02 | 2009-04-23 | Railway Technical Res Inst | Steel rivet girder repairing method and doweled composite girder constructed by the same |
| JP2014055447A (en) * | 2012-09-12 | 2014-03-27 | Ihi Infrastructure Systems Co Ltd | Dowel, and steel floor slab reinforcement method using dowel |
-
1988
- 1988-02-29 JP JP4692488A patent/JPH01223247A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0921114A (en) * | 1995-07-04 | 1997-01-21 | Sho Bond Constr Co Ltd | Composite precast floor slab of steel plate and concrete and joint structure thereof |
| JP2003056060A (en) * | 2001-08-08 | 2003-02-26 | Shimizu Corp | Frame structure of building |
| KR100519234B1 (en) * | 2002-11-22 | 2005-10-06 | 한국건설기술연구원 | joint structure of precast bridge slab and girder and bridge construction method using the same |
| JP2006274680A (en) * | 2005-03-29 | 2006-10-12 | Kawatetsu Kyoryo Tekko Kk | Joint structure of base material and connection material |
| JP4543997B2 (en) * | 2005-03-29 | 2010-09-15 | Ｊｆｅエンジニアリング株式会社 | Joint structure of base material and connecting material |
| JP2007211465A (en) * | 2006-02-08 | 2007-08-23 | Univ Kanagawa | Floor structure of sustainable building structure |
| JP2008215042A (en) * | 2007-03-07 | 2008-09-18 | Mitsui Eng & Shipbuild Co Ltd | Method for composing rc floor slab and two main girder bridge |
| JP2009084931A (en) * | 2007-10-02 | 2009-04-23 | Railway Technical Res Inst | Steel rivet girder repairing method and doweled composite girder constructed by the same |
| JP2014055447A (en) * | 2012-09-12 | 2014-03-27 | Ihi Infrastructure Systems Co Ltd | Dowel, and steel floor slab reinforcement method using dowel |
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