JPH0610408A - Column base structure - Google Patents
Column base structureInfo
- Publication number
- JPH0610408A JPH0610408A JP19166592A JP19166592A JPH0610408A JP H0610408 A JPH0610408 A JP H0610408A JP 19166592 A JP19166592 A JP 19166592A JP 19166592 A JP19166592 A JP 19166592A JP H0610408 A JPH0610408 A JP H0610408A
- Authority
- JP
- Japan
- Prior art keywords
- base
- base metal
- column
- base plate
- bottom plate
- 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
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、Ｈ形鋼からなる鉄骨
柱の無溶接柱脚構造に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a non-welded column base structure of an H-shaped steel column.
【０００２】[0002]
【従来の技術】従来、Ｈ形鋼からなる鉄骨柱の柱脚構造
として、図６および図７に示す無溶接柱脚構造が採られ
ている。すなわち、鉄骨柱３０の両フランジ３０ａの外
面の下端に、ステーアングル３１の立片３１ａを高力ボ
ルト３２で接合すると共に、その横片３１ｂを高力ボル
ト３３でベースプレート３４の上面に接合する。一方、
鉄骨柱３０のウェブ３０ｂの下端両面を別の一対のステ
ーアングル３５で挟み、その立片３５ｂを高力ボルト３
６でウェブ３０ｂに接合すると共に、横片３５ａをベー
スプレート３３の上面に接合する。このベースプレート
３４を基礎３８上に載置し、前記各ステーアングル３５
の横片３５ａと共に、アンカーボルト３９に締付け固定
する。2. Description of the Related Art Conventionally, as a column base structure of a steel frame column made of H-shaped steel, a non-welded column base structure shown in FIGS. 6 and 7 has been adopted. That is, the upright pieces 31a of the stay angle 31 are joined to the lower ends of the outer surfaces of the flanges 30a of the steel frame column 30 with the high-strength bolts 32, and the lateral pieces 31b are joined to the upper surface of the base plate 34 with the high-strength bolts 33. on the other hand,
Both lower ends of the web 30b of the steel column 30 are sandwiched by another pair of stay angles 35, and the standing piece 35b is attached to the high strength bolt 3.
The horizontal piece 35a is joined to the web 30b at 6, and the horizontal piece 35a is joined to the upper surface of the base plate 33. The base plate 34 is placed on the foundation 38, and the stay angles 35 are set.
Together with the horizontal piece 35a, is fixed to the anchor bolt 39 by tightening.
【０００３】[0003]
【発明が解決しようとする課題】しかし、上記従来の柱
脚構造では、各ステーアングル３１，３５は鉄骨柱３０
に対する接合と、ベースプレート３４に対する接合とに
それぞれボルトが必要であり、そのためボルト本数が非
常に多くなり、それだけボルト締め作業にも手間がかか
るという問題点がある。また、ステーアングル３１，３
５とベースプレート３４とを接合するボルト３３，３７
のボルト頭がベースプレート３４の下面に突出するた
め、そのボルト頭を収容する凹部を基礎３８上にハツリ
等によって形成しなくてはならず、施工性が悪いという
問題点がある。However, in the above-described conventional column base structure, each stay angle 31, 35 is made up of the steel frame column 30.
Since bolts are required for joining to the base plate 34 and for joining to the base plate 34, the number of bolts becomes very large, and the bolt tightening work is accordingly troublesome. Also, the stay angles 31, 3
Bolts 33 and 37 for joining the base plate 34 and the base plate 5 together.
Since the bolt head of No. 2 protrudes from the lower surface of the base plate 34, a recess for accommodating the bolt head must be formed on the foundation 38 by chipping or the like, which causes a problem of poor workability.
【０００４】この発明の目的は、ボルト本数を削減で
き、かつ施工性の向上が図れる無溶接の柱脚構造を提供
することである。An object of the present invention is to provide a non-welded column base structure capable of reducing the number of bolts and improving workability.
【０００５】[0005]
【課題を解決するための手段】この発明の柱脚構造は、
４個のベース金物を用い、これらベース金物をベースプ
レートと共にアンカーボルトに接合したものである。す
なわち、Ｈ形鋼からなる柱の下端における両フランジと
ウェブとでなす各入隅部に、各々互いに垂直な２枚の側
板部および底板部からなる４個のベース金物をボルト接
合し、これらベース金物を基礎上に敷かれたベースプレ
ートに載置する。前記基礎のアンカーボルトを、ベース
プレートおよびベース金物の底板部に各々設けたボルト
挿通孔にわたって挿通させ、アンカーボルトに螺着した
ナットを前記の底板部に締め付ける。The column base structure of the present invention comprises:
Four base metal pieces are used, and these base metal pieces are joined to an anchor bolt together with a base plate. That is, four base metal parts made up of two side plate parts and a bottom plate part, which are perpendicular to each other, are bolted to the respective corners formed by the flanges and the web at the lower end of the column made of H-section steel, Place the hardware on the base plate laid on the foundation. The anchor bolt of the foundation is inserted through the bolt insertion holes provided in the base plate and the bottom plate portion of the base metal article, and the nut screwed to the anchor bolt is tightened to the bottom plate portion.
【０００６】[0006]
【作用】この構成によると、Ｈ形鋼からなる柱の各入隅
部にベース金物をボルト接合し、これらの各ベース金物
をベースプレートと共に基礎上にアンカーボルトで固定
する構造としたため、アンカーボルトでベース金物とベ
ースプレートとの接合が行えて、ボルト本数が削減でき
る。ベース金物は、互いに垂直な２枚の側板部および底
板部からなり、柱のウェブおよびフランジの両方に接合
させるため、少ないボルト本数でも堅固な接合が行え
る。また、ベースプレートの下面にボルト頭等の突出物
がなく、そのため基礎の天端面に凹部を設ける必要がな
くて、施工性が良い。With this structure, the base metal parts are bolted to the respective corners of the H-shaped steel column, and the base metal parts are fixed to the foundation with the anchor bolts. The base metal and the base plate can be joined, and the number of bolts can be reduced. The base metal member is composed of two side plate portions and a bottom plate portion which are perpendicular to each other, and is joined to both the web and the flange of the column, so that firm joining can be performed with a small number of bolts. In addition, there is no protrusion such as a bolt head on the lower surface of the base plate, so that it is not necessary to provide a recess on the top end surface of the foundation, and workability is good.
【０００７】[0007]
【実施例】この発明の一実施例を図１ないし図４に基づ
いて説明する。柱１はＨ形鋼からなり、その下端におけ
る両フランジ１ａ，１ａとウェブ１ｂとでそれぞれ囲ま
れる各入隅部に、図３に斜視図で示す構造のベース金物
２をそれぞれボルト接合する。ベース金物２は、互いに
垂直な側板部２ａ，２ｂを構成する１枚の曲げ加工板
と、これに溶接した底板部２ｃとからなる。各側板部２
ａ，２ｂは各々１つのボルト挿通孔３および２つのボル
ト挿通孔４が形成され、底板部２ｃには１つのボルト挿
通孔５が形成される。このベース金物２を、その一方の
側板部２ａが前記入隅部のフランジ１ａに重なり、他方
の側板部２ｂが入隅部のウェブ１ｂに重なるように、各
入隅部にそれぞれ配置し、高力ボルト６とナット７とで
フランジ１ａに、また高力ボルト８とナット９とでウェ
ブ１ｂにそれぞれ摩擦ボルト接合する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. The pillar 1 is made of H-shaped steel, and a base metal piece 2 having a structure shown in a perspective view in FIG. 3 is bolted to each of the inner corners surrounded by the flanges 1a, 1a and the web 1b at the lower end thereof. The base metal member 2 is composed of one bent plate that constitutes side plate parts 2a and 2b which are perpendicular to each other, and a bottom plate part 2c welded to the bent plate. Each side plate 2
One bolt insertion hole 3 and two bolt insertion holes 4 are formed in each of a and 2b, and one bolt insertion hole 5 is formed in the bottom plate portion 2c. The base metal piece 2 is arranged at each of the corners so that one side plate 2a thereof overlaps the flange 1a of the corner and the other side plate 2b overlaps the web 1b of the corner. The force bolt 6 and the nut 7 are friction bolted to the flange 1a, and the high-strength bolt 8 and the nut 9 are friction bolted to the web 1b.
【０００８】このように柱１の各入隅部にボルト接合し
たベース金物２を、基礎１０上に敷かれたベースプレー
ト１１上に載置し、基礎１０に突設されたアンカーボル
ト１２をベースプレート１１に形成したボルト挿通孔１
２およびベース金物２の底板部２ｃのボルト挿通孔５に
挿通させる。このアンカーボルト１３にナット１４を螺
着し、ナット１４でベース金物２の底板部２ｃとベース
プレート１１とを基礎１０上に締付け固定する。なお、
ベースプレート１１には、基礎１０の天端面のモルタル
部１０ａを施工するときの空気抜き孔１５を形成してお
く。The base metal member 2 thus bolted to each corner of the pillar 1 is placed on the base plate 11 laid on the base 10, and the anchor bolts 12 protruding from the base 10 are attached to the base plate 11. Bolt insertion hole 1 formed in
2 and the bolt insertion hole 5 of the bottom plate portion 2c of the base metal piece 2. A nut 14 is screwed onto the anchor bolt 13, and the bottom plate portion 2c of the base metal 2 and the base plate 11 are tightened and fixed on the foundation 10 by the nut 14. In addition,
An air vent hole 15 is formed in the base plate 11 when the mortar portion 10a on the top end surface of the foundation 10 is constructed.
【０００９】上記構成の施工手順を図５を参照して説明
する。先ず、図５（Ａ）に示すように基礎１０から突出
するアンカーボルト１３にレベル調整用ナット１６を螺
着し、ベースプレート１１の各ボルト挿通孔１２にアン
カーボルト１３を挿通させて、レベル調整用ナット１６
でベースプレート１１を受け止める。ベースプレート１
１は、基礎１０の打設前に、予めレベル調整用ナット１
６と他のナット（図示せず）とで挟み込み状態に取付け
ておいても良く、このようにして施工することにより、
ベースプレート１１をアンカーボルト１２の位置決めの
ための添プレートとして利用することができる。The construction procedure of the above construction will be described with reference to FIG. First, as shown in FIG. 5A, a level adjusting nut 16 is screwed onto the anchor bolt 13 protruding from the foundation 10, and the anchor bolt 13 is inserted into each bolt insertion hole 12 of the base plate 11 to adjust the level. Nut 16
Then, the base plate 11 is received. Base plate 1
1 is a level adjusting nut 1 before the foundation 10 is set.
6 and other nuts (not shown) may be attached in a sandwiched state.
The base plate 11 can be used as an additional plate for positioning the anchor bolt 12.
【００１０】レベル調整用ナット１６によるベースプレ
ート１１の高さ調整を終えると、図５（Ｂ）に示すよう
に基礎１０の天端のモルタル部１０ａをベースプレート
１１の下面まで施工する。このとき、ベースプート１１
の上面は、適宜のカバーシート等で養生しておく。When the height adjustment of the base plate 11 by the level adjusting nut 16 is completed, the mortar portion 10a at the top end of the foundation 10 is installed up to the lower surface of the base plate 11 as shown in FIG. 5 (B). At this time, base put 11
The upper surface of is protected with an appropriate cover sheet.
【００１１】モルタル部１０ａが硬化すると、図５
（Ｃ）に示すように柱１の各入隅部にボルト接合したベ
ース金物２の底板部２ｃを、そのボルト挿通孔５にアン
カーボルト１３を挿通させてベースプレート１１上に載
置する。最後に、アンカーボルト１３にナット１４を螺
着し、このナット１４でベース金物２の底板部２ｃおよ
びベースプレート１１を基礎１０上に締付け固定する。When the mortar portion 10a is hardened, as shown in FIG.
As shown in (C), the bottom plate portion 2c of the base metal member 2 bolted to each of the corners of the pillar 1 is placed on the base plate 11 with the anchor bolt 13 inserted through the bolt insertion hole 5. Finally, a nut 14 is screwed onto the anchor bolt 13, and the bottom plate portion 2c of the base metal 2 and the base plate 11 are tightened and fixed on the base 10 by the nut 14.
【００１２】この柱脚構造によると、このようにアンカ
ーボルト１２でベースプレート１１と共にベース金物を
固定することができて、ボルト本数が削減でき、しかも
ベースプレート１１の下面にボルト頭等の突出物が無く
て、施工性が向上する。According to this column base structure, the anchor bolt 12 can fix the base metal together with the base plate 11 in this way, the number of bolts can be reduced, and there is no protrusion such as a bolt head on the lower surface of the base plate 11. Therefore, the workability is improved.
【００１３】[0013]
【発明の効果】この発明の柱脚構造は、Ｈ形鋼からなる
柱の各入隅部にベース金物をボルト接合し、これらの各
ベース金物をベースプレートと共に基礎にアンカーボル
トで固定する構造としたため、ベース金物とベースプレ
ートとの接合にボルトを必要とせず、ボルト本数が削減
でき、またベースプレートの下面にボルト頭等の突出物
が無くて、施工性が向上する。ベース金物は、互いに垂
直な２枚の側板部および底板部からなり、柱のウェブお
よびフランジの両方に接合させるため、少ないボルト本
数でも堅固な接合が行える。The column base structure of the present invention has a structure in which the base metal parts are bolted to the respective corners of the H-shaped column, and the base metal parts are fixed to the base together with the anchor bolts. , No need of bolts for joining the base metal and the base plate, the number of bolts can be reduced, and there is no protrusion such as a bolt head on the lower surface of the base plate, thus improving workability. The base metal member is composed of two side plate portions and a bottom plate portion which are perpendicular to each other, and is joined to both the web and the flange of the column, so that firm joining can be performed with a small number of bolts.
【図１】この発明の一実施例の正面図である。FIG. 1 is a front view of an embodiment of the present invention.
【図２】その平面図である。FIG. 2 is a plan view thereof.
【図３】その実施例に使用するベース金物の斜視図であ
る。FIG. 3 is a perspective view of a metal base used in the embodiment.
【図４】その実施例に使用するベースプレートの平面図
である。FIG. 4 is a plan view of a base plate used in the embodiment.
【図５】その実施例の組付け手順を示す説明図である。FIG. 5 is an explanatory diagram showing an assembling procedure of the embodiment.
【図６】従来例の正面図である。FIG. 6 is a front view of a conventional example.
【図７】その平面図である。FIG. 7 is a plan view thereof.
１…柱、１ａ…フランジ、１ｂ…ウェブ、２…ベース金
物、２ａ，２ｂ…側板部、２ｃ…底板部、５…ボルト挿
通孔、６，８…高力ボルト、１０…基礎、１１…ベース
プレート、１２…アンカーボルト、１３…ボルト挿通
孔、１４…ナット1 ... Pillar, 1a ... Flange, 1b ... Web, 2 ... Base metal, 2a, 2b ... Side plate, 2c ... Bottom plate, 5 ... Bolt insertion hole, 6, 8 ... High-strength bolt, 10 ... Foundation, 11 ... Base plate , 12 ... Anchor bolt, 13 ... Bolt insertion hole, 14 ... Nut
Claims (1)
からなる４個のベース金物を、Ｈ形鋼からなる柱の下端
における両フランジとウェブとでなす各入隅部にボルト
接合し、基礎上に敷かれたベースプレートに前記各ベー
ス金物を載置し、前記基礎のアンカーボルトを、前記ベ
ースプレートおよび前記ベース金物の底板部に各々設け
たボルト挿通孔にわたって挿通させ、前記アンカーボル
トに螺着したナットを前記底板部に締付けた柱脚構造。1. Four base metal parts composed of two side plate parts and a bottom plate part which are perpendicular to each other are bolted to respective corners formed by both flanges and webs at the lower end of a column made of H-shaped steel, Each of the base metal fittings is placed on a base plate laid on the foundation, and the anchor bolts of the base are inserted through the bolt insertion holes provided in the base plate and the bottom plate portion of the base metal fitting, and screwed to the anchor bolts. A column base structure in which the nuts are tightened to the bottom plate portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19166592A JPH07103608B2 (en) | 1992-06-24 | 1992-06-24 | Column base structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19166592A JPH07103608B2 (en) | 1992-06-24 | 1992-06-24 | Column base structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0610408A true JPH0610408A (en) | 1994-01-18 |
| JPH07103608B2 JPH07103608B2 (en) | 1995-11-08 |
Family
ID=16278423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19166592A Expired - Fee Related JPH07103608B2 (en) | 1992-06-24 | 1992-06-24 | Column base structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07103608B2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101467865B1 (en) * | 2013-01-23 | 2014-12-03 | 주식회사 케이씨이엔지니어링 | Connection Method of foundation concrete and post of soundproof wall |
| US20150259915A1 (en) * | 2014-03-17 | 2015-09-17 | Hitachi Metals Techno, Ltd. | Column structure and base member |
| US9255408B2 (en) | 2014-03-17 | 2016-02-09 | Hitachi Metals Techno, Ltd. | Column structure and base member |
| JP2016065403A (en) * | 2014-09-25 | 2016-04-28 | 日鐵住金建材株式会社 | Column base structure of steel frame column and erection method of steel frame column |
| US9399868B2 (en) | 2014-03-17 | 2016-07-26 | Senqcia Corporation | Column structure and base member |
| US9422717B2 (en) | 2014-03-17 | 2016-08-23 | Senqcia Corporation | Column structure and base member |
| WO2020161940A1 (en) * | 2019-02-05 | 2020-08-13 | 日鉄鋼板株式会社 | Hollow member installation structure |
-
1992
- 1992-06-24 JP JP19166592A patent/JPH07103608B2/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101467865B1 (en) * | 2013-01-23 | 2014-12-03 | 주식회사 케이씨이엔지니어링 | Connection Method of foundation concrete and post of soundproof wall |
| US20150259915A1 (en) * | 2014-03-17 | 2015-09-17 | Hitachi Metals Techno, Ltd. | Column structure and base member |
| US9212486B2 (en) * | 2014-03-17 | 2015-12-15 | Hitachi Metals Techno, Ltd. | Column structure and base member |
| US9255408B2 (en) | 2014-03-17 | 2016-02-09 | Hitachi Metals Techno, Ltd. | Column structure and base member |
| US9399868B2 (en) | 2014-03-17 | 2016-07-26 | Senqcia Corporation | Column structure and base member |
| US9422717B2 (en) | 2014-03-17 | 2016-08-23 | Senqcia Corporation | Column structure and base member |
| JP2016065403A (en) * | 2014-09-25 | 2016-04-28 | 日鐵住金建材株式会社 | Column base structure of steel frame column and erection method of steel frame column |
| WO2020161940A1 (en) * | 2019-02-05 | 2020-08-13 | 日鉄鋼板株式会社 | Hollow member installation structure |
| JP2020125640A (en) * | 2019-02-05 | 2020-08-20 | 日鉄鋼板株式会社 | Installation structure of hollow member |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07103608B2 (en) | 1995-11-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |