JPH1122104A - Truss structure - Google Patents
Truss structureInfo
- Publication number
- JPH1122104A JPH1122104A JP19501097A JP19501097A JPH1122104A JP H1122104 A JPH1122104 A JP H1122104A JP 19501097 A JP19501097 A JP 19501097A JP 19501097 A JP19501097 A JP 19501097A JP H1122104 A JPH1122104 A JP H1122104A
- Authority
- JP
- Japan
- Prior art keywords
- main pipe
- pipes
- pipe
- plate
- members
- 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
Links
- 239000000463 material Substances 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 abstract description 24
- 239000010959 steel Substances 0.000 abstract description 24
- 238000003466 welding Methods 0.000 abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
Landscapes
- Joining Of Building Structures In Genera (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、建物の屋根や床を
はじめ、各種構造物に用いられる、鉄骨等によるトラス
構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a truss structure made of steel or the like, which is used for various structures including roofs and floors of buildings.
【０００２】[0002]
【従来の技術】円形鋼管や角形鋼管を用いた鉄骨トラス
構造が、軽量にして高強度を実現し得るものとして、各
種建築構造に用いられている。図５（イ）には、その具
体例を示す。図５（ロ）〜（ニ）は、円形鋼管を用いた
もので、主管材５１と支管材５２とがＴ字状、Ｘ字状、
Ｋ字状に連結されたものである。また、図５（ホ）は、
角形鋼管による主管材５１に、角形鋼管や円形鋼管によ
る支管材５２が連結されたものである。いずれも、支管
材５２の端部が主管材５１の外周面形状に沿う形状の加
工されており、主管材５１の外周壁面中央部に当接さ
れ、溶接にて直接接合されたものである。2. Description of the Related Art A steel truss structure using a circular steel pipe or a square steel pipe has been used for various building structures as a material capable of realizing high strength and light weight. FIG. 5A shows a specific example thereof. FIGS. 5 (b) to (d) show the case where a circular steel pipe is used, and the main pipe 51 and the branch pipe 52 are T-shaped, X-shaped,
They are connected in a K-shape. In addition, FIG.
A main pipe 51 made of a square steel pipe is connected to a branch pipe 52 made of a square steel pipe or a circular steel pipe. In each case, the end of the branch pipe 52 is machined so as to conform to the shape of the outer peripheral surface of the main pipe 51, abuts against the center of the outer peripheral wall surface of the main pipe 51, and is directly joined by welding.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記の
ような接合構造では、図６（イ）〜（ハ）に示すよう
に、主管材５１において、支管材５２との接合部位に局
部変形破壊や圧潰、剪断破壊、等を起こすことがありう
ることから、そのような破壊、座屈を生じさせないよ
う、図７（イ）（ロ）に示すように、主管材５１におい
て、支管材５２の連結される部分を補強５３したり、ま
た、主管材５１のサイズを大きくしておく必要があっ
た。However, in the above-described joint structure, as shown in FIGS. 6A to 6C, the main pipe member 51 has a local deformation fracture or a joint at the joint portion with the branch pipe member 52. Since crushing, shear failure, and the like may occur, as shown in FIGS. 7A and 7B, connection of the branch pipe 52 to the main pipe 51 so as not to cause such breakage and buckling. It is necessary to reinforce the portion to be formed 53 and to increase the size of the main pipe member 51.
【０００４】本発明は、上記のような技術背景のもと
で、管材を用いたトラス構造でありながら、主管材と支
材との接合部を、主管材に特別の補強対策を施さなくと
も変形や破壊、座屈を生じさせない強度的信頼性の高い
ものにすることができ、しかも、主管材の断面サイズを
スケールダウンしえてそのスリム化を図ることができる
トラス構造を提供することを課題とする。[0004] Under the above-mentioned technical background, the present invention provides a truss structure using a pipe material, and allows the joint between the main pipe material and the support member to be provided without taking special measures for reinforcing the main pipe material. An object of the present invention is to provide a truss structure that can be made to have high strength and reliability without causing deformation, breakage, and buckling, and that can reduce the cross-sectional size of the main pipe material to achieve slimness. And
【０００５】[0005]
【課題を解決するための手段】上記課題は、主管材が、
一対の管材をその側壁同士を対面させる態様において並
列隣接状態に組み合わせて構成され、支材が、前記主管
材の管材間に差し込まれて固着された連結部材を介し
て、連結されてなることを特徴とするトラス構造によっ
て解決される。また、連結部材を用いることなく、支材
が、主管材の管材間に差し込まれて連結されているトラ
ス構造であってもよい。According to the above-mentioned object, the main pipe material is
In a mode in which a pair of pipes are arranged in a side-by-side relationship in a state where their side walls face each other, the support is connected via a connecting member inserted and fixed between the pipes of the main pipe. It is solved by the characteristic truss structure. Also, a truss structure may be used in which the supporting member is inserted and connected between the pipes of the main pipe without using the connecting member.
【０００６】本トラス構造では、支材からの荷重は、主
管材を構成する一対の管材の対面壁に、該対面壁と平行
方向に作用する。しかも、その部分は両対面壁による２
重壁構造となっている。従って、主管材に特別の補強を
施さなくとも、また、主管材の断面サイズが比較的小さ
いものであっても、主管材の支材連結部において変形や
破壊、座屈を生じさせることはない。In the truss structure, the load from the support acts on the facing walls of the pair of pipes constituting the main pipe in a direction parallel to the facing walls. And that part is 2 by both facing walls
It has a heavy wall structure. Therefore, even if the main pipe is not specially reinforced and the cross-sectional size of the main pipe is relatively small, the main pipe does not deform, break, or buckle at the connecting portion of the support. .
【０００７】なお、上記構成において、主管材を構成す
る管材は、角形管材からなり、その平坦な側壁同士を対
面させるようにして組み合わされたものであるのがよ
い。In the above structure, it is preferable that the tube constituting the main tube is made of a rectangular tube and combined so that the flat side walls face each other.
【０００８】[0008]
【発明の実施の形態】次に、本発明の実施形態を図面に
基づいて説明する。Next, embodiments of the present invention will be described with reference to the drawings.
【０００９】図１に示す第１実施形態は、支材としての
鋼管製の支管材２が、連結部材としての鋼製プレート３
を介して、主管材１に連結された鉄骨トラス構造であ
る。In the first embodiment shown in FIG. 1, a steel pipe supporting member 2 as a supporting member is replaced with a steel plate 3 as a connecting member.
Is a steel truss structure connected to the main pipe material 1 through the truss.
【００１０】主管材１は、管材としての一対の角形鋼管
材４，４を、その平坦な側壁４ａ，４ａ同士を対面させ
る態様において並列隣接状態に組み合わせて構成されて
いる。この主管材１において、両角形鋼管材４，４の間
には、支管材連結用のプレート３を差し込む隙間Ｓが備
えられている。The main pipe 1 is formed by combining a pair of rectangular steel pipes 4 and 4 as pipes in a side-by-side state such that the flat side walls 4a face each other. In the main pipe 1, a gap S is provided between the rectangular steel pipes 4 and 4, into which a plate 3 for connecting branch pipes is inserted.
【００１１】この隙間Ｓは、図４（イ）に示すように、
断面Ｔ字型などの間隔保持部材５を、主管材１の長手方
向に沿って所定間隔おきに挟み込んで溶接Ｗ等により固
着しておくことによって形成されている。また、図４
（ロ）に示すように、主管材１，１を長手方向に連接さ
せていくのに用いる延長用の連接部材６，６に間隔保持
板６ａ，６ａを備えさせ、この間隔保持板６ａを角形鋼
管材４，４間に挟み込ませておくことによって形成され
ている。The gap S is, as shown in FIG.
It is formed by sandwiching spacing members 5 having a T-shaped cross section at predetermined intervals along the longitudinal direction of the main pipe material 1 and fixing them by welding W or the like. FIG.
As shown in (b), the extension connecting members 6, 6 used for connecting the main pipe members 1, 1 in the longitudinal direction are provided with spacing plates 6a, 6a, and the spacing plates 6a are formed in a square shape. It is formed by being sandwiched between the steel pipe members 4 and 4.
【００１２】支管材連結用のプレート３は、この主管材
１に対し、その角形鋼管材４，４の間の隙間Ｓに差し込
まれ、主管材１に固着されている。なお、主管材１への
プレート３の固着は、溶接など各種接合手段によって行
われたものであってよい。そして、支管材２は、その先
端部に形成されたスリット２ａをプレート３に嵌合さ
せ、溶接等にてプレート３に固着されている。なお、支
管材連結用のプレート３は、上記のような間隔保持部材
５を兼用したものであってよい。A plate 3 for connecting branch pipes is inserted into the gap S between the square steel pipes 4 and 4 with respect to the main pipe 1 and is fixed to the main pipe 1. The fixing of the plate 3 to the main pipe 1 may be performed by various joining means such as welding. The branch pipe 2 has a slit 2a formed at the distal end thereof fitted to the plate 3, and is fixed to the plate 3 by welding or the like. In addition, the plate 3 for branch pipe connection may also serve as the spacing member 5 as described above.
【００１３】上記のトラス構造では、支管材２からの荷
重は、プレート３を介して、主管材１を構成する一対の
角形鋼管材４，４の平坦な対面２重壁４ａ，４ａ部分に
集中して作用し、その方向は該壁４ａ，４ａと平行方向
である。従って、主管材１はその荷重に強固に耐え、た
とえ主管材１の断面サイズが小さいものであっても、ま
た、角形鋼管材４，４の肉厚が薄肉であっても、主管材
１の支管材連結部において変形や破壊、座屈を生じさせ
ることはない。In the truss structure described above, the load from the branch pipe 2 is concentrated on the flat facing double walls 4a, 4a of the pair of square steel pipes 4, 4 constituting the main pipe 1 via the plate 3. The direction is parallel to the walls 4a, 4a. Therefore, the main pipe 1 strongly withstands the load. Even if the cross-sectional size of the main pipe 1 is small, and even if the thickness of the square steel pipes 4 and 4 is thin, the main pipe 1 No deformation, destruction, or buckling occurs at the branch pipe connection.
【００１４】図２に示す第２実施形態は、支管材２の端
部が偏平平坦状に加工されたもので、この偏平加工部７
がボルト、リベット等の締結部材８にてプレート３に接
合されたものである。その他は、上記第１実施形態と同
様である。In the second embodiment shown in FIG. 2, the end portion of the branch pipe 2 is formed into a flat and flat shape.
Are joined to the plate 3 by fastening members 8 such as bolts and rivets. Others are the same as in the first embodiment.
【００１５】図３に示す第３実施形態は、上記のような
プレート３を用いることなく、支管材２の端部に形成し
た偏平加工部７を、直接、主管材１の角形鋼管材４，４
間の隙間Ｓに差し込み、主管材１に連結したものであ
る。なお、支管材２と主管材１との接合は、溶接、ボル
ト、リベットなど、各種接合手段によって行われたもの
であってよい。その他は、上記第１実施形態と同様であ
る。このような直接連結構造により、連結用のプレート
３を排除し得て、構成部品点数を減少することができ
る。In the third embodiment shown in FIG. 3, the flat work portion 7 formed at the end of the branch pipe 2 is directly applied to the square steel pipe 4 of the main pipe 1 without using the plate 3 as described above. 4
It is inserted into the gap S between them and connected to the main pipe 1. The joining between the branch pipe 2 and the main pipe 1 may be performed by various joining means such as welding, bolts, rivets, and the like. Others are the same as in the first embodiment. With such a direct connection structure, the connection plate 3 can be eliminated, and the number of components can be reduced.
【００１６】なお、上記実施形態は、トラス構造を鉄骨
トラス構造として構成したものを示しているが、鉄に限
らず、その他の金属材料によるものであってもよい。ま
た、主管材と支管材とは、Ｔ字状、Ｘ字状、Ｋ字状など
各種形式に連結されたものであってよい。また、上記実
施形態では、支材として支管材が用いられているが、管
材によらなくともよい。In the above embodiment, the truss structure is configured as a steel truss structure. However, the truss structure is not limited to iron, and may be formed of other metal materials. Further, the main pipe member and the branch pipe member may be connected in various forms such as T-shape, X-shape, and K-shape. Further, in the above-described embodiment, the branch pipe is used as the support, but it does not have to be the pipe.
【００１７】[0017]
【発明の効果】以上の次第で、本発明のトラス構造は、
主管材が、一対の管材をその側壁同士を対面させる態様
において並列隣接状態に組み合わせて構成され、支材
が、前記主管材の管材間に差し込まれて固着された連結
部材を介して、連結されたものであり、あるいは、連結
部材を用いることなく、支材が、主管材の管材間に差し
込まれて連結されたものであるから、主管材に特別の補
強を施さなくとも、また、主管材の断面サイズが比較的
小さいものであっても、主管材の支材連結部において変
形や破壊、座屈を生じさせることがない。従って、補強
手段を排除し得て構造を簡素にでき、しかも、主管材を
スケールダウンしてスリム化することができる。また、
主管材を構成する管材の薄肉軽量化を図ることもでき
る。As described above, the truss structure of the present invention is
The main pipe is configured by combining a pair of pipes in a side-by-side manner in a side-by-side relationship, and a support is connected via a connecting member inserted and fixed between the pipes of the main pipe. Or the connecting member is inserted and connected between the pipe members of the main pipe member without using the connecting member, so that the main pipe member can be provided without any special reinforcement. Even when the cross-sectional size of the main pipe is relatively small, deformation, breakage, and buckling do not occur at the connecting portion of the main pipe. Therefore, the reinforcing means can be eliminated, the structure can be simplified, and the main pipe can be scaled down and slimmer. Also,
It is also possible to reduce the thickness and weight of the tube constituting the main tube.
【図１】第１実施形態にかかる鉄骨トラス構造を示すも
ので、図（イ）は一部断面斜視図、図（ロ）は側面図、
図（ハ）は正面図である。FIG. 1 shows a steel truss structure according to a first embodiment, in which FIG. 1 (a) is a partially sectional perspective view, FIG. 1 (b) is a side view,
FIG. 3C is a front view.
【図２】第２実施形態を示すもので、図（イ）は側面
図、図（ロ）は正面図である。FIG. 2 shows a second embodiment, in which FIG. 1A is a side view and FIG. 2B is a front view.
【図３】第３実施形態を示すもので、図（イ）は一部断
面斜視図、図（ロ）は側面図、図（ハ）は正面図であ
る。3A and 3B show a third embodiment, in which FIG. 1A is a partially sectional perspective view, FIG. 2B is a side view, and FIG. 3C is a front view.
【図４】図（イ）は主管材の一部断面斜視図、図（ロ）
は主管材の延長連接部の一部断面斜視図である。FIG. 4 (a) is a partial cross-sectional perspective view of a main pipe, and FIG. 4 (b)
FIG. 3 is a partial cross-sectional perspective view of an extended connecting portion of a main pipe member.
【図５】図（イ）ないし図（ホ）は従来例を示す側面図
である。FIGS. 5A to 5E are side views showing a conventional example.
【図６】従来の主管材において発生する破壊、座屈等の
例を示すもので、図（イ）は側面図、図（ロ）は一部断
面平面図、図（ハ）は側面図である。6A and 6B show examples of breakage, buckling, and the like that occur in a conventional main pipe material. FIG. 6A is a side view, FIG. 6B is a partial cross-sectional plan view, and FIG. is there.
【図７】従来の補強例を示すもので、図（イ）は側面
図、図（ロ）は図（イ）のＩ−Ｉ線断面矢視図である。7A and 7B show an example of conventional reinforcement, and FIG. 7A is a side view, and FIG. 7B is a cross-sectional view taken along line II in FIG.
１…主管材 ２…支管材（支材） ３…プレート（連結部材） ４…角形鋼管材（管材） ４ａ…対面側壁 ７…偏平加工部 DESCRIPTION OF SYMBOLS 1 ... Main pipe material 2 ... Support pipe material (support material) 3 ... Plate (connecting member) 4 ... Square steel pipe material (pipe material) 4a ... Facing side wall 7 ... Flat processing part
Claims (2)
対面させる態様において並列隣接状態に組み合わせて構
成され、支材が、前記主管材の管材間に差し込まれて固
着された連結部材を介して、連結されてなることを特徴
とするトラス構造。1. A main pipe is formed by combining a pair of pipes in a side-by-side manner in a side-by-side relationship in a side-by-side state, and a supporting member is formed by connecting a connecting member inserted and fixed between the pipes of the main pipe. A truss structure characterized by being connected via a truss.
対面させる態様において並列隣接状態に組み合わせて構
成され、支材が、前記主管材の管材間に差し込まれて連
結されてなることを特徴とするトラス構造。2. The main pipe material is configured by combining a pair of pipe materials in a side-by-side manner in a side-by-side relationship in a side-by-side relationship, and a strut is inserted and connected between the pipe materials of the main pipe material. Characteristic truss structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19501097A JP3417458B2 (en) | 1997-07-04 | 1997-07-04 | Truss structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19501097A JP3417458B2 (en) | 1997-07-04 | 1997-07-04 | Truss structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1122104A true JPH1122104A (en) | 1999-01-26 |
| JP3417458B2 JP3417458B2 (en) | 2003-06-16 |
Family
ID=16334042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19501097A Expired - Fee Related JP3417458B2 (en) | 1997-07-04 | 1997-07-04 | Truss structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3417458B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100917416B1 (en) | 2003-12-22 | 2009-09-14 | 재단법인 포항산업과학연구원 | Steel Pipe Truss Cross Shape |
| KR20190050112A (en) * | 2017-11-02 | 2019-05-10 | 한국철도기술연구원 | Steel pipe structure for truss bridge and truss bridge using the same |
-
1997
- 1997-07-04 JP JP19501097A patent/JP3417458B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100917416B1 (en) | 2003-12-22 | 2009-09-14 | 재단법인 포항산업과학연구원 | Steel Pipe Truss Cross Shape |
| KR20190050112A (en) * | 2017-11-02 | 2019-05-10 | 한국철도기술연구원 | Steel pipe structure for truss bridge and truss bridge using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3417458B2 (en) | 2003-06-16 |
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