JP2672466B2 - Joint structure of columns and beams using shaped steel - Google Patents

Joint structure of columns and beams using shaped steel

Info

Publication number
JP2672466B2
JP2672466B2 JP22314494A JP22314494A JP2672466B2 JP 2672466 B2 JP2672466 B2 JP 2672466B2 JP 22314494 A JP22314494 A JP 22314494A JP 22314494 A JP22314494 A JP 22314494A JP 2672466 B2 JP2672466 B2 JP 2672466B2
Authority
JP
Japan
Prior art keywords
steel
shaped steel
shaped
joint structure
joined
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
Application number
JP22314494A
Other languages
Japanese (ja)
Other versions
JPH07150635A (en
Inventor
敏之 福元
直樹 田中
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 JP22314494A priority Critical patent/JP2672466B2/en
Publication of JPH07150635A publication Critical patent/JPH07150635A/en
Application granted granted Critical
Publication of JP2672466B2 publication Critical patent/JP2672466B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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、断面特性を向上した形
鋼と鉄骨梁の仕口構造に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint structure of a shaped steel and a steel beam having improved cross-sectional characteristics.

【0002】[0002]

【従来の技術】従来、I形鋼、H形鋼、閉鎖形の矩形断
面形状や円形断面の鋼管柱と、鉄骨梁の仕口構造は種々
開発されている。しかし断面特性を向上させた鉄骨形鋼
の柱と鉄骨梁の仕口構造は、確立されていなかった。
2. Description of the Related Art Conventionally, various types of I-shaped steel, H-shaped steel, closed type steel pipe columns having a rectangular or circular cross-section, and a joint structure of steel frame beams have been developed. However, the joint structure of steel frame columns and steel beams with improved cross-sectional properties has not been established.

【0003】[0003]

【発明が解決しようとする課題】従って本発明は、断面
特性を向上した形鋼による柱と、鉄骨梁の仕口構造を提
供する。
SUMMARY OF THE INVENTION Accordingly, the present invention provides a column made of shaped steel having improved cross-sectional characteristics and a joint structure for steel beams.

【0004】[0004]

【課題を解決するための手段】閉鎖形の矩形断面形状を
し、コーナー部には曲げモーメントを負担する、相対的
に極太の抵抗部が形成されている第1形鋼と、鉄骨梁と
の接合部構造であり、形鋼の外側からその隣接する抵抗
部と本体とに当接する、溝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、その当接板を形鋼に
ボルトで接合する一方、ブラケットに鉄骨梁のフランジ
を接合して実現する。
[Means for Solving the Problems] A first shaped steel having a closed rectangular cross-sectional shape, and a relatively thick resistance portion for bearing a bending moment in a corner portion is formed, and a steel beam. The joint structure is a joint structure consisting of a groove-shaped abutment plate that abuts the adjacent resistance portion and the main body from the outside of the shaped steel, and a bracket that projects vertically from this. It is realized by connecting the abutting plate to the shape steel with bolts, while connecting the flange of the steel beam to the bracket.

【0005】又、開放形のX状の断面形状をし、先端に
は曲げモーメントを負担する、相対的に極太の抵抗部が
形成されている第2形鋼と、鉄骨梁との接合部構造であ
り、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
ンジを接合して実現する。
Also, a joint structure of a steel beam and a second shaped steel having an open X-shaped cross section and a relatively thick resistance portion for bearing a bending moment at its tip is formed. And, the metal fittings consisting of the abutting plate with a chevron cross-section that abuts the orthogonal body from the outside of the shaped steel, and the bracket protruding vertically from this are placed at the upper and lower flange positions of the steel beam, This is achieved by joining the contact plates of the metal fittings that face each other with the bolt in between, and joining the flanges of the steel frame beam to the bracket while joining them with bolts.

【0006】又、前記同様の第2形鋼と、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
る平面形状をした鉄骨梁の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形鋼に接合
して実現する。
Also, the upper and lower flanges of a steel beam having a flat shape having a width extending between the adjacent second shaped steels and the adjacent resistance portions of the shaped steels and abutting the orthogonal body directly on the side surface of the shaped steel. , Or by connecting it to a shaped steel through a diaphragm of the same shape.

【0007】又、前記同様の第2形鋼と、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
るダイヤフラムを鉄骨梁の上下フランジを接合する位置
に溶接し、平面上前記形鋼のX状の延長方向の前記抵抗
部とダイヤフラムに、鉄骨梁を接合して実現する。
Further, a second shaped steel similar to the above, and a diaphragm having a width extending between adjacent resistance portions of the shaped steel and abutting the orthogonal main body are welded to a position where the upper and lower flanges of the steel frame beam are joined, and a flat surface is formed. The steel frame beam is joined to the resistance portion and the diaphragm in the X-shaped extension direction of the upper shaped steel.

【0008】[0008]

【実施例】以下図面に基づいて実施例を説明する。An embodiment will be described below with reference to the drawings.

【0009】先ず請求項1記載の発明を説明する。First, the invention according to claim 1 will be described.

【0010】この発明は図1に示すように箱形断面の第
1形鋼1aを柱鉄骨として使用し、これにその形状に適
合した接合金物2を介して鉄骨梁11を接合したもので
ある。
In the present invention, as shown in FIG. 1, a first section steel 1a having a box-shaped cross section is used as a column steel frame, and a steel beam 11 is joined to this through a joint metal fitting 2 conforming to the shape. .

【0011】この第1形鋼1aに対応する接合金物2は
図示するように第1形鋼1aの外側から、その隣接する
抵抗部1c、1cと本体1aに同時に当接する、溝形断
面形状の当接板3と、その中間部から垂直に外側へ張り
出すブラケット5とから形成されており、図1−Iに示
すように当接板3の、抵抗部1cに当接するフランジ4
においてボルト6により抵抗部1c、すなわち第1形鋼
1aに接合され、ブラケット5において鉄骨梁11のフ
ランジに溶接等により接合される。接合金物2は予め鉄
骨梁11に接合され、現場で第1形鋼1aに接合され
る。
As shown in the figure, the metal fitting 2 corresponding to the first shaped steel 1a has a groove-shaped cross-sectional shape which simultaneously abuts the adjacent resistance portions 1c, 1c and the main body 1a from the outside of the first shaped steel 1a. A flange 4 formed of an abutting plate 3 and a bracket 5 vertically protruding from an intermediate portion thereof to the outside, as shown in FIG. 1-I.
In, the bolt 6 is joined to the resistance portion 1c, that is, the first shaped steel 1a, and in the bracket 5, it is joined to the flange of the steel beam 11 by welding or the like. The joint metal 2 is preliminarily joined to the steel beam 11, and is joined to the first shaped steel 1a on site.

【0012】この接合金物2のブラケット5と鉄骨梁1
1のフランジとの接合はエンドプレート等を用いたボル
ト接合により接合する場合もある。
The bracket 5 and the steel frame beam 1 of this joining hardware 2
The connection with the flange of No. 1 may be performed by bolt connection using an end plate or the like.

【0013】またこの発明では第1形鋼1aの抵抗部1
cのボルト6の位置には雌ネジ1eが切られる。
Further, according to the present invention, the resistance portion 1 of the first shaped steel 1a.
A female screw 1e is cut at the position of the bolt 6 of c.

【0014】接合金物2のブラケット5は鉄骨梁11の
応力を柱のウェブ、すなわち第1形鋼1aの本体に伝達
すると同時に、接合部を補強するダイヤフラムとして機
能する。
The bracket 5 of the joint metal 2 transmits the stress of the steel beam 11 to the pillar web, that is, the main body of the first shaped steel 1a, and at the same time functions as a diaphragm for reinforcing the joint.

【0015】図2は請求項2記載の発明の実施例を示し
たもので、X形の第2形鋼1bを柱として使用し、それ
に適合する接合金物7により鉄骨梁11と接合したもの
である。 接合金物7は図示するように第2形鋼1bの
外側からその直交する本体1bに当接する山形断面形状
の当接板8と、前記の接合金物2と同様にそれから垂直
に外側へ張り出すブラケット9とから形成されており、
図2−Iに示すように形鋼1bの本体を挟んで対向する
接合金物7、7の当接板8、8を互いに本体1bを貫通
するボルト6により接合することにより形鋼1bに接合
され、鉄骨梁11のフランジにはこれにブラケット9を
溶接する等により接合される。
FIG. 2 shows an embodiment of the present invention as defined in claim 2, in which an X-shaped second shaped steel 1b is used as a column and is joined to a steel beam 11 by means of a joining metal fitting 7 adapted to it. is there. As shown in the drawing, the metal fitting 7 is a contact plate 8 having a chevron cross section that abuts the main body 1b orthogonal to the second shape steel 1b from the outside, and, like the metal fitting 2 described above, a bracket that projects vertically outward from the contact plate 8. It is formed from 9 and
As shown in FIG. 2-I, the abutting plates 8, 8 of the metal fittings 7, 7 facing each other with the body of the shaped steel 1b sandwiched therebetween are joined to the shaped steel 1b by joining them with bolts 6 penetrating the body 1b. The bracket 9 is joined to the flange of the steel beam 11 by welding or the like.

【0016】接合金物7のブラケット9は前記の接合金
物2と同じく鉄骨梁11の応力を柱,つまり第2形鋼1
bの本体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 9 of the joint metal 7 has the same stress as the steel frame 11 as the joint metal 2 described above, that is, the second shaped steel 1
It has the role of reinforcing the joint at the same time as transmitting it to the body of b.

【0017】図3は請求項3記載の発明の実施例を示し
たもので、X形の第2形鋼1bの柱に鉄骨梁11を直接
的に溶接により接合したものである。
FIG. 3 shows an embodiment of the invention described in claim 3, in which a steel beam 11 is directly joined to a column of an X-shaped second shaped steel 1b by welding.

【0018】鉄骨梁11を直接第2形鋼1bに接合する
場合は、図3−Iに示すように鉄骨梁11のウェブ11
aが形鋼1bの本体の交差部分まで差し込まれ、またフ
ランジ11bは部分的に形鋼1bの隣接する抵抗部1
c、1c間に跨る幅を持ち、フランジ11bの平面形状
は形鋼1bの直交する本体と抵抗部1c、1cとに突き
当たる形状に形成されている。
When the steel beam 11 is directly joined to the second shaped steel 1b, the web 11 of the steel beam 11 as shown in FIG.
a is inserted up to the intersection of the main body of the shaped steel 1b, and the flange 11b is partially connected to the resistance portion 1 of the shaped steel 1b.
The flange 11b has a width that spans between c and 1c, and the planar shape of the flange 11b is formed so as to abut against the orthogonal main body of the shaped steel 1b and the resistance portions 1c and 1c.

【0019】この場合、第2形鋼1bと鉄骨梁11とは
図示するようにそのフランジ11bを第2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11b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11には柱の第2形鋼
1bに予め接合され、鉄骨梁11の端部に位置するブラ
ケットを含む。
In this case, the second shaped steel 1b and the steel frame beam 11 are joined by directly welding by welding the flange 11b to the side surface of the second shaped steel 1b as shown in the drawing, but the same shape as the flange 11b. It is also possible to join through the diaphragm of. The steel beam 11 includes a bracket which is pre-bonded to the second shaped steel 1b of the column and is located at the end of the steel beam 11.

【0020】また本発明では図1,図2における接合金
物2、7のブラケット5、9の役割は鉄骨梁11のフラ
ンジ11bによって果たされることになる。
In the present invention, the brackets 5 and 9 of the metal joints 2 and 7 shown in FIGS. 1 and 2 are played by the flange 11b of the steel beam 11.

【0021】図4は請求項4記載の発明の実施例を示し
たもので、これは図3に示す実施例の形鋼1bを45°回
転させ、鉄骨梁11を第2形鋼1bの抵抗部1cに突き
合わせ、これに直接溶接して接合したものである。
FIG. 4 shows an embodiment of the present invention as defined in claim 4, in which the shaped steel 1b of the embodiment shown in FIG. 3 is rotated by 45 ° and the steel beam 11 is made to resist the resistance of the second shaped steel 1b. It is made by abutting against the portion 1c and directly welding to it.

【0022】この発明の接合部では、x,yの方向に対
して45°方向の加力に対しても柱の第2形鋼1bが有効
に抵抗すると同時に、x,yの各方向の曲げ剛性が大き
い、という特徴を持っている。
In the joint portion of the present invention, the second section steel 1b of the column effectively resists the force applied in the directions of 45 ° with respect to the x and y directions, and at the same time, the bending in the x and y directions is performed. It has the characteristic of high rigidity.

【0023】実施例では隣接する抵抗部1c、1cと本
体1b、1bとで囲まれた部分の、鉄骨梁11の上下の
フランジ11b、11bの位置にダイヤフラム10を配
置している。
In the embodiment, the diaphragm 10 is arranged at the positions of the upper and lower flanges 11b and 11b of the steel beam 11, which are surrounded by the adjacent resistance portions 1c and 1c and the main bodies 1b and 1b.

【0024】[0024]

【発明の効果】この発明は以上の通りであり、第1及び
第2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、断
面特性を向上させることが出来る。
The present invention is as described above, and the first and second shaped steels are formed by concentrating the steel material at a position farthest from the axis thereof to form a resistance portion that efficiently resists a bending moment. Therefore, the resistance to bending is high, and the cross-sectional characteristics can be improved.

【0025】この第1及び第2形鋼を使用して形鋼の形
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。
In the joint portion with the steel frame beam, which is constructed by using the special joint metal fittings adapted to the shape of the shaped steel using the first and second shape steels, the panel zone is simultaneously formed by both joints by the joint metal fittings. Can be reinforced.

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

【図1】図1−I,IIは請求項1記載の発明の実施例を
示したそれぞれ横断面図,縦断面図である。
1A and 1B are a horizontal sectional view and a vertical sectional view, respectively, showing an embodiment of the invention described in claim 1.

【図2】図2−I,IIは請求2項記載の発明の実施例を
示したそれぞれ横断面図,縦断面図である。
2A and 2B are a horizontal sectional view and a vertical sectional view, respectively, showing an embodiment of the invention described in claim 2.

【図3】図3−I,IIは請求項3記載の発明の実施例を
示したそれぞれ横断面図,縦断面図である。
3A and 3B are a horizontal cross-sectional view and a vertical cross-sectional view, respectively, showing an embodiment of the invention described in claim 3.

【図4】図4−I,IIは請求項4記載の発明の実施例を
示したそれぞれ横断面図,縦断面図である。
4A and 4B are a horizontal sectional view and a vertical sectional view, respectively, showing an embodiment of the present invention.

【符号の説明】[Explanation of symbols]

1a・・・閉鎖形の矩形断面形状の形鋼、1b・・・X
状の断面形状の形鋼、1c・・・抵抗部、1d・・・リ
ブ、1e・・・雌ネジ、2・・・接合金物、3・・・当
接板、4・・・フランジ、5・・・ブラケット、6・・
・ボルト、7・・・接合金物、8・・・当接板、9・・
・ブラケット、10・・・ダイヤフラム、11・・・鉄
骨梁、11a・・・ウエブ、11b・・・フランジ
1a ... Closed rectangular section steel, 1b ... X
Sectional shaped steel, 1c ... resistor, 1d ... rib, 1e ... female screw, 2 ... joint metal, 3 ... contact plate, 4 ... flange, 5 ... Brackets, 6 ...
・ Bolts, 7 ... Joining hardware, 8 ... Contact plate, 9 ...
・ Bracket, 10 ... Diaphragm, 11 ... Steel beam, 11a ... Web, 11b ... Flange

Claims (4)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 閉鎖形の矩形断面形状をし、コーナー部
には曲げモーメントを負担する、相対的に極太の抵抗部
が形成されている第1形鋼と、鉄骨梁との接合部構造で
あり、形鋼の外側からその隣接する抵抗部と本体とに当
接する、溝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、その当接板を形鋼にボルトで接合す
る一方、ブラケットに鉄骨梁のフランジを接合してなる
ことを特徴とした形鋼を使用した柱と梁の仕口構造。
1. A joint structure between a steel beam and a first shaped steel, which has a closed rectangular cross-sectional shape and a relatively thick resistance portion that bears a bending moment in a corner portion is formed. Yes, a metal joint consisting of a groove-shaped cross-section contact plate that abuts the adjacent resistance part and main body from the outside of the shaped steel, and a bracket that projects vertically from this is placed at the upper and lower flange positions of the steel beam. , A column-beam joint structure using shaped steel, characterized in that the abutting plate is bolted to the shaped steel while the flange of the steel beam is joined to the bracket.
【請求項2】 開放形のX状の断面形状をし、先端には
曲げモーメントを負担する、相対的に極太の抵抗部が形
成されている第2形鋼と、鉄骨梁との接合部構造であ
り、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ことを特徴とした形鋼を使用した柱
と梁の仕口構造。
2. A joint portion structure of a steel beam and a second shaped steel having an open X-shaped cross-section and having a relatively thick resistance portion for bearing a bending moment at its tip. And, the metal fittings consisting of the abutting plate with a chevron cross-section that abuts the orthogonal body from the outside of the shaped steel, and the bracket protruding vertically from this are placed at the upper and lower flange positions of the steel beam, A column-beam joint structure using shaped steel, characterized in that the contact plates of the metal fittings that face each other with the bracket sandwiched therebetween are bolted together while the flange of the steel frame beam is joined to the bracket.
【請求項3】 開放形のX状の断面形状をし、先端には
曲げモーメントを負担する、相対的に極太の抵抗部が形
成されている第2形鋼と、鉄骨梁との接合部構造であ
り、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ことを特徴とした形鋼を使用し
た柱と梁の仕口構造。
3. A joint structure between a steel beam and a second shaped steel having an open X-shaped cross-section and having a relatively thick resistance portion for bearing a bending moment at its tip. The upper and lower flanges with a flat shape that straddle the adjacent resistance sections of the shaped steel and abut the orthogonal body directly on the side surface of the shaped steel or through the diaphragm of the same shape to form the steel beam into the shaped steel. A joint structure of columns and beams using shaped steel that is characterized by being joined.
【請求項4】 開放形のX状の断面形状をし、先端には
曲げモーメントを負担する、相対的に極太の抵抗部が形
成されている第2形鋼と、鉄骨梁との接合部構造であ
り、形鋼の隣接する抵抗部間に跨る幅を持ち、直交する
本体に突き当たるダイヤフラムを鉄骨梁の上下フランジ
を接合する位置に溶接し、平面上前記形鋼のX状の延長
方向の前記抵抗部とダイヤフラムに、鉄骨梁を接合して
なることを特徴とした形鋼を使用した柱と梁の仕口構
造。
4. A joint structure between a steel beam and a second shaped steel having an open X-shaped cross-section and having a relatively thick resistance portion for bearing a bending moment at its tip. And having a width that spans between the adjacent resistance portions of the shaped steel, and welding the diaphragm that abuts the orthogonal body to the position where the upper and lower flanges of the steel beam are joined, and in the X-direction extension direction of the shaped steel on the plane. A column-beam connection structure using shaped steel, characterized in that a steel beam is joined to the resistance part and diaphragm.
JP22314494A 1994-09-19 1994-09-19 Joint structure of columns and beams using shaped steel Expired - Lifetime JP2672466B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22314494A JP2672466B2 (en) 1994-09-19 1994-09-19 Joint structure of columns and beams using shaped steel

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JP22314494A JP2672466B2 (en) 1994-09-19 1994-09-19 Joint structure of columns and beams using shaped steel

Related Parent Applications (1)

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JP2102546A Division 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

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JPH07150635A JPH07150635A (en) 1995-06-13
JP2672466B2 true JP2672466B2 (en) 1997-11-05

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US6837016B2 (en) 2001-08-30 2005-01-04 Simmons Robert J Moment-resistant building frame structure componentry and method
CN101680227B (en) * 2007-05-30 2012-09-05 康克斯科技公司 Halo/spider, full-moment, column/beam connection in a building frame
US8950648B2 (en) 2011-05-07 2015-02-10 Conxtech, Inc. Box column assembly
EP3707317A4 (en) 2017-11-11 2021-09-01 Conxtech, Inc. Method and apparatus for precision manufacturing of moment connection assemblies
EP3749814A4 (en) 2018-02-09 2021-11-03 Conxtech, Inc. Full moment connection collar systems

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