JPH0826618B2 - Concrete member embedded with shaped steel with good cross-section characteristics and column-beam joint structure using shaped steel with good cross-section characteristics - Google Patents
Concrete member embedded with shaped steel with good cross-section characteristics and column-beam joint structure using shaped steel with good cross-section characteristicsInfo
- Publication number
- JPH0826618B2 JPH0826618B2 JP2102546A JP10254690A JPH0826618B2 JP H0826618 B2 JPH0826618 B2 JP H0826618B2 JP 2102546 A JP2102546 A JP 2102546A JP 10254690 A JP10254690 A JP 10254690A JP H0826618 B2 JPH0826618 B2 JP H0826618B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- section
- shaped steel
- shaped
- cross
- 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 - Lifetime
Links
Landscapes
- Joining Of Building Structures In Genera (AREA)
- Rod-Shaped Construction Members (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 この発明は主として曲げに抵抗する構造部材として使
用される形鋼を使用したコンクリート部材、前記形鋼を
柱として利用し、鉄骨梁と接合した、柱・梁接合部構造
に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention is a concrete member using a shaped steel mainly used as a structural member that resists bending, and the shaped steel is used as a column and joined to a steel beam. , Column / beam joint structure.
長スパン建築物では、成の高い鉄骨梁が採用されるこ
とが想定され、この際梁の曲げ耐力と同等の耐力をもつ
柱材として鉄骨鉄筋コンクリート柱が、しばしば用いら
れる。又、鉄筋コンクリートは鉄骨に比べて剛性が高
い。この利点を活かして鉄骨鉄筋コンクリート梁が脚光
を浴びている。このように構造部材として、コンクリー
トに埋設する鉄骨の断面特性は重要である。In long-span buildings, it is assumed that high-strength steel beams will be adopted, and in this case, steel reinforced concrete columns are often used as column materials having a proof strength equivalent to the bending proof strength of the beams. In addition, reinforced concrete has higher rigidity than steel frames. Taking advantage of this advantage, steel-framed reinforced concrete beams are in the limelight. Thus, as a structural member, the cross-sectional characteristics of the steel frame embedded in concrete are important.
また、鉄骨のみの柱においても、梁の曲げ耐力と同等
の耐力を持つ柱材及び柱・梁の接合部構造が要望されて
いる。Further, even in the case of a column only made of steel, a column member and a column-beam joint structure having a proof stress equivalent to that of the beam are desired.
本発明は、このような要望に応えるため、断面特性の
よい鉄骨をコンクリートに埋設したコンクリート部材及
び曲げ抵抗に合理的な形状をした形鋼の使用形態を新た
に提案しようとするものである。In order to meet such a demand, the present invention newly proposes a use form of a concrete member in which a steel frame having good cross-sectional characteristics is embedded in concrete and a shaped steel having a rational shape to bending resistance.
本発明では断面の軸から最も遠い位置に鋼材を集中さ
せ、本体に対して相対的に極太の抵抗部を形成し、この
抵抗部をx,y2方向の曲げモーメントに対する抵抗要素と
して機能させ、形鋼の本体の断面形状は開放形のＸ形の
断面形状をした形鋼として、Ｘ形の先端に極太の抵抗部
が形成された形鋼をコンクリート中に埋設させることに
よって鉄骨コンクリート造，または鉄骨鉄筋コンクリー
ト造の柱，または梁等のコンクリート部材を構成する。In the present invention, the steel material is concentrated at the position farthest from the axis of the cross section to form a very thick resistance portion with respect to the main body, and this resistance portion functions as a resistance element against bending moments in the x and y2 directions. The cross-sectional shape of the steel body is an open X-shaped cross-section, and a steel-reinforced concrete structure or steel frame is constructed by embedding a section steel with a thick resistance portion formed at the tip of the X-shape into concrete. Consists of concrete members such as reinforced concrete columns or beams.
開放型のＸ字状断面形状をした形鋼の,X字先端の長手
方向に、極太の曲げモーメント抵抗部材を固着した断面
特性のよい形鋼を単独で柱として使用される場合、形鋼
の側面に、これに当接する当接板とこれから垂直に張り
出すブラケットとからなる特殊な接合金物等を接合する
ことによって鉄骨梁との接合が行われる。When a shaped steel with an open X-shaped cross-sectional shape, with a very thick bending moment resistance member fixed in the longitudinal direction of the X-shaped tip, is used alone as a pillar, Joining with a steel beam is performed by joining a special joining metal or the like, which is formed by a contact plate that abuts against the side face and a bracket that projects vertically from the side face.
以下本発明を一実施例を示す図面に基づいて説明す
る。The present invention will be described below with reference to the drawings illustrating an embodiment.
断面の軸から最も遠い位置に鋼材を集中させ、本体に
対して相対的に極太の抵抗部を形成し、この抵抗部をx,
y2方向の曲げモーメントに対する抵抗要素として機能さ
せ、形鋼の本体の断面形状は開放形のＸ形の断面形状を
した形鋼1Bとし、先端に極太の抵抗部が形成された形鋼
を、方形断面の対角線に沿ってコンクリート中に埋設す
ることによって鉄骨コンクリート造，また鉄骨鉄筋コン
クリート造の柱，または梁等のコンクリート部材を構成
する。The steel material is concentrated at the position farthest from the axis of the cross section, and a thick resistance part is formed relative to the main body.
Shaped steel body 1B with an open X-shaped cross-section is used as a resistance element against the bending moment in the y2 direction. By embedding in concrete along the diagonal line of the cross section, concrete members such as steel-framed concrete and steel-framed reinforced concrete columns or beams are constructed.
形鋼1Bの抵抗部1bはコンクリート部材３中で主筋の機
能を兼ねることになる。The resistance portion 1b of the shaped steel 1B also serves as a main bar in the concrete member 3.
この発明ではコンクリート２との付着性より抵抗部1b
の周囲にリブ1b′を付けることが有効である。リブ1b′
の形成はリブ付きの棒鋼を溶接して形鋼1Bを製作すれば
足りる。In the present invention, the resistance portion 1b is better than the adhesiveness with the concrete 2.
It is effective to attach a rib 1b 'around the circumference of. Rib 1b ′
It is sufficient to form a shaped steel 1B by welding a steel bar with a rib.
なお、従来のクロスＨ形の鉄骨を使用する場合に比
べ、従来の主筋とフランジに相当する部材がコーナー部
に集約されることになるため現場での施工性が向上す
る、という利点がある。In addition, as compared with the case where the conventional cross H-shaped steel frame is used, members corresponding to the conventional main bar and the flange are gathered at the corners, so that there is an advantage that workability at the site is improved.
第１図は鉄骨コンクリート造のコンクリート部材３の
製作例を示すが、第２図は主筋として作用する抵抗部1b
の回りに剪断補強筋３を配筋した、鉄骨鉄筋コンクリー
ト造のコンクリート部材３の製作例を示したものであ
る。FIG. 1 shows an example of manufacturing a concrete member 3 made of steel-framed concrete, while FIG. 2 shows a resistance portion 1b acting as a main bar.
3 shows an example of manufacturing a concrete member 3 made of steel-framed reinforced concrete, in which shear reinforcing bars 3 are arranged around the.
第３図は第３請求項記載発明の実施例を示したもの
で、Ｘ形の形鋼1Bを柱として使用し、それに適合する接
合金物11により鉄骨梁Ｂと接合したものである。FIG. 3 shows an embodiment of the invention described in the third claim, in which an X-shaped steel 1B is used as a column and is joined to the steel beam B by a joining metal fitting 11 suitable for it.
接合金物11は図示するように形鋼1Bの外側からその直
交する本体1aに当接する山形断面形状の当接板11aと、
前記接合金物から垂直に外側へ張り出すブラケット11b
とから形成されており、第３図−Ｉに示すように形鋼1B
の本体1aを挟んで対向する接合金物11,11の当接板11a,1
1aを互いに本体1aを貫通するボルト10により接合するこ
とにより形鋼1Bに接合され、鉄骨梁Ｂのフランジにはこ
れにブラケット11Bを溶接する等により接合される。As shown in the figure, the metal joint 11 has an abutment plate 11a having a chevron cross-section that abuts the main body 1a orthogonal to the steel 1B from the outside,
A bracket 11b that vertically protrudes outward from the joint metal
It is formed from and, as shown in Fig. 3-I, shaped steel 1B
Abutting plates 11a, 1 of the metal joints 11, 11 facing each other with the body 1a of the
The 1a are joined to each other by the bolts 10 penetrating the main body 1a to the shaped steel 1B, and the flange of the steel beam B is joined to the flange 11B by welding a bracket 11B or the like.
接合金物11のブラケット11bは鉄骨梁Ｂの応力を柱，
つまり形鋼1Bの本体1aに伝達すると同時に、接合部を補
強する役目を持っている。The bracket 11b of the joint hardware 11 supports the stress of the steel beam B as a pillar,
In other words, it has the role of transmitting to the main body 1a of the shaped steel 1B and, at the same time, reinforcing the joint.
第４図は第４請求項記載発明の実施例を示したもの
で、Ｘ形の形鋼1Bの柱に鉄骨梁Ｂを直接的に溶接により
接合したものである。FIG. 4 shows an embodiment of the invention described in the fourth aspect, in which a steel frame beam B is directly welded to a column of an X-shaped section steel 1B.
鉄骨梁Ｂを直接形鋼1Bに接合する場合は、第４図−Ｉ
に示すように鉄骨梁Ｂのウェブb1が形鋼1Bの本体1aの交
差部分まで差し込まれ、またフランジb2は部分的に形鋼
1Bの隣接する抵抗部1b,1b間に跨る幅を持ち、フランジb
2の平面形状は形鋼1Bの直交する本体1aと抵抗部1b,1bと
に突き当たる形状に形成されている。When directly connecting the steel beam B to the structural steel 1B, see Fig. 4-I.
As shown in Fig. 2, the web b1 of the steel beam B is inserted to the intersection of the main body 1a of the shaped steel 1B, and the flange b2 is partially shaped.
1B has a width that spans between the adjacent resistance parts 1b and 1b, and the flange b
The planar shape of 2 is formed so as to abut against the main body 1a and the resistance portions 1b, 1b of the shaped steel 1B which are orthogonal to each other.
この場合、形鋼1Bと鉄骨梁Ｂとは図示するようにその
フランジb2を形鋼1Bの側面に突き合わせて直接溶接する
ことにより接合されるが、フランジb2と同形状のダイヤ
フラムを介して接合することもできる。この鉄骨梁Ｂに
は柱の形鋼1Bに予め接合され、鉄骨梁Ｂの端部に位置す
るブラケットを含む。In this case, the shaped steel 1B and the steel frame beam B are joined by butt-welding the flange b2 to the side surface of the shaped steel 1B as shown in the drawing, but joined via a diaphragm having the same shape as the flange b2. You can also This steel beam B includes a bracket which is pre-bonded to the column shaped steel 1B and is located at the end of the steel beam B.
この発明は以上の通りであり、形鋼はその軸より最も
遠い位置に鋼材を集中させることにより曲げモーメント
に効率的に抵抗する抵抗部を形成したものであるため曲
げに対する抵抗力が高く、また同一断面寸法の形鋼に対
して鋼材量を低減することができる。The present invention is as described above. The shaped steel has a high resistance to bending because it has a resistance portion that effectively resists a bending moment by concentrating the steel material at a position farthest from the axis. The amount of steel material can be reduced with respect to shaped steel having the same cross-sectional dimension.
この形鋼を使用して構成されるコンクリート部材は、
抵抗部が曲げを負担すると同時に、主筋に相当する機能
を持つため鉄骨鉄筋コンクリート造の場合には主筋の配
筋を省略，または低減することができる。Concrete members constructed using this shaped steel,
Since the resistance portion bears bending and has a function equivalent to the main bar, in the case of steel-framed reinforced concrete construction, the bar reinforcement of the main bar can be omitted or reduced.
また形鋼の形状に適合する特殊な接合金物を用いて構
成される鉄骨梁との接合部では、接合金物による双方の
接合によって同時にパネルゾーンを補強することができ
る。Further, in the joint portion with the steel frame beam configured by using a special joint metal fitting that conforms to the shape of the shaped steel, the panel zone can be simultaneously reinforced by both joints by the joint metal joint.
第１図は本発明の形鋼を用いた鉄骨コンクリート部材の
製作例を示した端面図、第２図は鉄骨鉄筋コンクリート
部材の製作例を示した端面図で第３図−I,IIは第３請求
項記載発明実施例を示したそれぞれ横断面図，縦断面
図、第４図−I,IIは第４請求項記載発明の実施例を示し
たそれぞれ横断面図，縦断面図である。 1B……形鋼、1a……本体、1b……抵抗部、1b′……リ
ブ、1c……雌ネジ、２……コンクリート、３……コンク
リート部材、４……仕上げ材、８……せん断補強筋、９
……接合金物、9a……当接板、9a′……フランジ、9b…
…ブラケット、10……ボルト、11……接合金物、11a…
…当接板、11b……ブラケット、12……ダイヤフラム、
Ｂ……鉄骨梁、b1……ウェブ、b2……フランジ。FIG. 1 is an end view showing a production example of a steel-framed concrete member using the shaped steel of the present invention, FIG. 2 is an end view showing a production example of a steel-framed reinforced concrete member, and FIGS. FIGS. 4A and 4B are a horizontal sectional view and a vertical sectional view, respectively, showing an embodiment of the claimed invention. 1B ... Shaped steel, 1a ... Main body, 1b ... Resistance part, 1b '... Rib, 1c ... Female screw, 2 ... Concrete, 3 ... Concrete member, 4 ... Finishing material, 8 ... Shear Reinforcing bar, 9
…… Molding hardware, 9a …… Abutting plate, 9a ′ …… Flange, 9b…
… Brackets, 10… Bolts, 11… Joined hardware, 11a…
… Abutment plate, 11b …… Bracket, 12 …… Diaphragm,
B ... Steel beam, b1 ... Web, b2 ... Flange.
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭62−148753（ＪＰ，Ａ) 実開 昭54−116910（ＪＰ，Ｕ) 実開 昭52−41112（ＪＰ，Ｕ) 実開 昭54−43823（ＪＰ，Ｕ) 実開 昭61−95821（ＪＰ，Ｕ) 実公 昭38−10326（ＪＰ，Ｙ１) 実公 昭50−27146（ＪＰ，Ｙ１) 実公 昭55−43251（ＪＰ，Ｙ２) ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-62-148753 (JP, A) Actually open Sho-54-116910 (JP, U) Actual-open Sho-52-41112 (JP, U) Actual-open Sho-54- 43823 (JP, U) Actual development 61-95821 (JP, U) Actual public 38-10326 (JP, Y1) Actual public 50-27146 (JP, Y1) Actual public 55-43251 (JP, Y2)
Claims (4)
字先端の長手方向に、極太の曲げモーメント抵抗部材を
固着した断面特性のよい形鋼を方形断面の対角線上に位
置させて、コンクリートに埋設してなることを特徴とし
た断面特性のよい形鋼を埋設したコンクリート部材。1. An X-shaped steel having an open X-shaped cross-section.
Shaped steel with good cross-section characteristics, characterized in that a shape steel with good cross-section characteristics, with a very thick bending moment resistance member fixed in the longitudinal direction of the character tip, is located on the diagonal of the square cross-section and embedded in concrete. Concrete member with embedded.
断補強筋を配筋してなることを特徴とした請求項１記載
の断面特性のよい形鋼を埋設したコンクリート部材。2. A concrete member in which a shaped steel having a good cross-section property is embedded, which is formed by arranging a shear reinforcing bar around a shaped steel having a good cross-section property.
字先端の長手方向に、極太の曲げモーメント抵抗部材を
固着した断面特性のよい形鋼と、鉄骨梁との接合部構造
であり、該形鋼の外側からその直交する本体に当接する
山形断面形状の当接板と、これから垂直に張り出すブラ
ケットとからなる接合金物を鉄骨梁の上下フランジ位置
に配置し、形鋼の本体を挟んで対向する接合金物の当接
板を互いにボルトで接合する一方、ブラケットに鉄骨梁
のフランジを接合してなる断面特性のよい形鋼を使用し
た柱・梁接合部構造。3. An X-shaped section steel having an open X-shaped cross section.
It is a joint structure of a shaped steel having a good cross-section property, in which a very thick bending moment resistance member is fixed in the longitudinal direction of the character tip, and a steel beam, and a chevron shaped cross-section that abuts the orthogonally shaped main body from the outside of the shaped steel. A contact metal plate composed of a contact plate of No. 1 and a bracket protruding vertically from this is arranged at the upper and lower flange positions of the steel beam, and the contact plates of the metal members facing each other with the main body of the shaped steel are bolted to each other. A column / beam joint structure using a steel section with good cross-section characteristics, which is made by joining a steel beam flange to a bracket.
字先端の長手方向に、極太の曲げモーメント抵抗部材を
固着した断面特性のよい形鋼と、鉄骨梁との接合部構造
であり、該形鋼の隣接する抵抗部間に跨る幅を持ち、直
交する本体に突き当たる平面形状をした上下フランジを
形鋼の側面に直接，または同形状のダイヤフラムを介し
て鉄骨梁を形鋼に接合してなる断面特性のよい形鋼を使
用した柱・梁接合部構造。4. An X-shaped steel having an open X-shaped cross section.
It is a joint structure of a shaped steel with a good cross-sectional property to which a very thick bending moment resistance member is fixed in the longitudinal direction of the tip of the character, and a joint structure with a steel beam. A column-beam joint using a shaped steel with good cross-section characteristics, which is obtained by joining a steel frame beam to a shaped steel by directly connecting the top and bottom flanges with a planar shape that abut the main body to the side surface of the shaped steel or through a diaphragm of the same shape. Construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2102546A JPH0826618B2 (en) | 1990-04-18 | 1990-04-18 | Concrete member embedded with shaped steel with good cross-section characteristics and column-beam joint structure using shaped steel with good cross-section characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2102546A JPH0826618B2 (en) | 1990-04-18 | 1990-04-18 | Concrete member embedded with shaped steel with good cross-section characteristics and column-beam joint structure using shaped steel with good cross-section characteristics |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22314494A Division JP2672466B2 (en) | 1994-09-19 | 1994-09-19 | Joint structure of columns and beams using shaped steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH041347A JPH041347A (en) | 1992-01-06 |
| JPH0826618B2 true JPH0826618B2 (en) | 1996-03-13 |
Family
ID=14330248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2102546A Expired - Lifetime JPH0826618B2 (en) | 1990-04-18 | 1990-04-18 | Concrete member embedded with shaped steel with good cross-section characteristics and column-beam joint structure using shaped steel with good cross-section characteristics |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0826618B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4830340B2 (en) * | 2005-04-27 | 2011-12-07 | マックス株式会社 | Heat exchange ventilator |
| CN102242552A (en) * | 2010-05-13 | 2011-11-16 | 武胜 | Closed section of hollow flange of cold-bend thin-wall steel member |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5027146U (en) * | 1973-07-10 | 1975-03-28 | ||
| JPS5241112U (en) * | 1975-09-17 | 1977-03-24 | ||
| JPS5443823U (en) * | 1977-09-01 | 1979-03-26 | ||
| JPS54116910U (en) * | 1978-02-06 | 1979-08-16 | ||
| JPS5812043Y2 (en) * | 1978-09-11 | 1983-03-07 | ゼンシン株式会社 | Heat exchanger |
| JPS6195821U (en) * | 1984-11-30 | 1986-06-20 | ||
| JPS62148753A (en) * | 1985-12-22 | 1987-07-02 | 川鉄建材工業株式会社 | Pillar steel pipe for steel bar structure and reinforced concrete structure |
-
1990
- 1990-04-18 JP JP2102546A patent/JPH0826618B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH041347A (en) | 1992-01-06 |
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