JP2000257175A - Column base structure of steel structure and its construction method - Google Patents
Column base structure of steel structure and its construction methodInfo
- Publication number
- JP2000257175A JP2000257175A JP11063812A JP6381299A JP2000257175A JP 2000257175 A JP2000257175 A JP 2000257175A JP 11063812 A JP11063812 A JP 11063812A JP 6381299 A JP6381299 A JP 6381299A JP 2000257175 A JP2000257175 A JP 2000257175A
- Authority
- JP
- Japan
- Prior art keywords
- steel
- column
- underground beam
- base structure
- diaphragm
- 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
- Foundations (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、鉄骨構造物の柱脚
構造およびその施工方法に関する。さらに詳しくは、柱
脚を固定とできる鉄骨構造物の柱脚構造およびその施工
方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a column base structure for a steel structure, and a method for constructing the column base structure. More specifically, the present invention relates to a column base structure of a steel structure capable of fixing a column base, and a method of constructing the column base structure.
【０００２】[0002]
【従来の技術】従来より、鉄骨構造物においては使用す
る部材を小さくできることから、図１５に示すように、
柱脚ｂを弾性固定する柱脚構造ａが採用されている。2. Description of the Related Art Conventionally, since members used in a steel structure can be reduced in size, as shown in FIG.
A column base structure a for elastically fixing the column base b is employed.
【０００３】あるいは、図１６に示すように、柱脚ｄを
完全固定する柱脚構造ｃが採用されている。Alternatively, as shown in FIG. 16, a column base structure c for completely fixing a column base d is employed.
【０００４】図１５に示す柱脚構造ａは、コンクリート
基礎ｅの天端に無収縮モルタルｆを打設してその上に鉄
骨柱ｇのベースプレートｈを設置し、そのベースプレー
トｈをコンクリート基礎ｅに埋設されたアンカーボルト
ｉにより固定してなるものである。In a column base structure a shown in FIG. 15, a non-shrinkable mortar f is cast on the top end of a concrete foundation e, and a base plate h of a steel column g is placed thereon, and the base plate h is attached to the concrete foundation e. It is fixed by buried anchor bolts i.
【０００５】図１６に示す柱脚構造ｃは、側面にブラケ
ット梁ｊが設けられ、かつ上下に通しダイヤフラムｋが
設けられたピースｍを用い、そしてそのブラケット梁ｊ
に地中梁ｎを接合する一方、上ダイヤフラムｋ1に鉄骨
柱ｇの下端を溶接にて接合してなるものである。The column base structure c shown in FIG. 16 uses a piece m provided with a bracket beam j on the side surface and a vertically extending diaphragm k, and the bracket beam j is provided.
One joining the underground beams n, it is made by joining the lower end of the steel column g by welding to the upper diaphragm k 1.
【０００６】しかしながら、図１５に示す柱脚構造ａに
おいては、アンカーボルトｉのセットに手間がかかるた
め施工が煩雑となり、またそれに伴い施工コストが増大
するという問題がある。However, the column-base structure a shown in FIG. 15 has a problem that the setting of the anchor bolts i is troublesome and the construction is complicated, and the construction cost is accordingly increased.
【０００７】図１６に示す柱脚構造ｃにおいては、通し
ダイヤフラムｋを用いているため、ピースｍの製造コス
トが高いという問題がある。また、強度の確保が要求さ
れる鉄骨柱ｇ下端の上ダイヤフラムｋ1への接合を施工
現場において突合せ溶接にてなしているので、施工が煩
雑であるとともに溶接の品質管理が難しいという問題も
ある。The column base structure c shown in FIG. 16 has a problem that the production cost of the piece m is high because the through-diaphragm k is used. Also, there is so secure strength is no in butt welding at the construction site bonding to the diaphragm k 1 over the steel columns g lower required, even construction problem that it is difficult to quality control of welded together is complicated .
【０００８】[0008]
【発明が解決しようとする課題】本発明はかかる従来技
術の課題に鑑みなされたものであって、製造コストが低
減され、しかも施工も簡素化できる鉄骨構造物の柱脚構
造およびその施工方法を提供することを目的としてい
る。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems in the prior art, and has an object to provide a column base structure of a steel structure and a method for constructing the same, which can reduce the production cost and simplify the construction. It is intended to provide.
【０００９】[0009]
【課題を解決するための手段】本発明の鉄骨構造物の柱
脚構造は、鉄骨柱の下端部に地中梁を接合してなる鉄骨
構造物の柱脚構造であって、前記地中梁が鉄骨柱の下端
部に設けられた接合部材にボルト留めにて接合されてな
ることを特徴とする。A column base structure of a steel structure according to the present invention is a column base structure of a steel structure formed by joining an underground beam to a lower end of a steel column. Is joined to the joining member provided at the lower end of the steel column by bolting.
【００１０】本発明の鉄骨構造物の柱脚構造の第１形態
は、鉄骨柱の下端部に地中梁をダイヤフラムを用いて接
合してなる鉄骨構造物の柱脚構造であって、上ダイヤフ
ラムが外ダイヤフラムとされてなることを特徴とする。A first form of a column base structure of a steel structure according to the present invention is a column base structure of a steel structure formed by joining an underground beam to a lower end portion of a steel column using a diaphragm, wherein an upper diaphragm is provided. Is an outer diaphragm.
【００１１】本発明の鉄骨構造物の柱脚構造の第１形態
においては、上ダイヤフラムが施工時に鉄骨柱に沿って
摺動可能とされていてもよい。In the first embodiment of the column base structure of the steel structure of the present invention, the upper diaphragm may be slidable along the steel column at the time of construction.
【００１２】本発明の鉄骨構造物の柱脚構造の第２形態
は、鉄骨柱の下端部に地中梁を接合してなる鉄骨構造物
の柱脚構造であって、地中梁の下フランジが鉄骨柱下端
に設けられた下ダイヤフラムにボルト留めにて接合さ
れ、地中梁の上フランジが鉄骨柱の前記上フランジに対
応する位置に設けられたフランジプレートにボルト留め
にて接合されてなることを特徴とする。A second form of the column base structure of the steel structure according to the present invention is a column base structure of a steel structure in which an underground beam is joined to a lower end of a steel column, and a lower flange of the underground beam. Is connected to the lower diaphragm provided at the lower end of the steel column by bolting, and the upper flange of the underground beam is connected to the flange plate provided at a position corresponding to the upper flange of the steel column by bolting. It is characterized by the following.
【００１３】本発明の鉄骨構造物の柱脚構造において
は、下ダイヤフラムに鉄骨柱の位置決め用透孔が形成さ
れてなるのが好ましく、また地中梁がコンクリート巻き
地中梁とされてなるのが好ましい。[0013] In the column base structure of the steel structure of the present invention, it is preferable that a through hole for positioning the steel column is formed in the lower diaphragm, and that the underground beam is a concrete wound underground beam. Is preferred.
【００１４】本発明の鉄骨構造物の柱脚構造の施工方法
の第１形態は、鉄骨柱の下端部に地中梁を接合してなる
鉄骨構造物の柱脚構造の施工方法であって、基礎に配設
されている鉄骨柱の位置決め用アンカーボルトおよびレ
ベル調整用治具により鉄骨柱の位置決めおよびレベル調
整を行う手順と、地中梁を鉄骨柱の下端部に設けられた
接合部材にボルト留めにて接合する手順とを含んでなる
ことを特徴とする。A first embodiment of the method of constructing a column base structure of a steel structure according to the present invention is a method of constructing a column base structure of a steel structure having an underground beam joined to a lower end of a steel column, Procedures for positioning and level adjustment of steel columns by means of anchor bolts for positioning steel columns and jigs for level adjustment provided on the foundation, and bolting the underground beam to a joint member provided at the lower end of the steel column And joining with a fastener.
【００１５】本発明の鉄骨構造物の柱脚構造の施工方法
の第２形態は、鉄骨柱の下端部に地中梁を接合してなる
鉄骨構造物の柱脚構造の施工方法であって、基礎に配設
されている鉄骨柱の位置決め用アンカーボルトおよびレ
ベル調整用治具により鉄骨柱の位置決めおよびレベル調
整を行う手順と、地中梁を鉄骨柱の下端部に設けられた
下ダイヤフラムに仮留めする手順と、鉄骨柱に沿って摺
動可能に装着されている上ダイヤフラムを地中梁の上フ
ランジに載置する手順と、地中梁を上ダイヤフラムおよ
び下ダイヤフラムにボルト留めする手順と、上ダイヤフ
ラムを鉄骨柱に溶接接合する手順とを含んでなることを
特徴とする。A second aspect of the method of constructing a column base structure of a steel structure according to the present invention is a method of constructing a column base structure of a steel structure having an underground beam joined to a lower end of a steel column, Procedure for positioning and level adjustment of the steel column using anchor bolts and level adjustment jigs for positioning the steel column provided on the foundation, and temporarily attaching the underground beam to the lower diaphragm provided at the lower end of the steel column. The procedure of fastening, the procedure of mounting the upper diaphragm slidably mounted along the steel column on the upper flange of the underground beam, and the step of bolting the underground beam to the upper diaphragm and the lower diaphragm, Welding the upper diaphragm to the steel column.
【００１６】本発明の鉄骨構造物の柱脚構造の施工方法
においては、地中梁にコンクリートを巻きつける手順が
付加されているのが好ましい。In the method for constructing a column base structure of a steel structure according to the present invention, it is preferable that a procedure for winding concrete around the underground beam is added.
【００１７】[0017]
【作用】本発明は前記の如く構成されているので、構成
および施工が簡素化され、それに伴い製造コストおよび
施工コストが低減される。Since the present invention is constructed as described above, the construction and construction are simplified, and the manufacturing and construction costs are reduced accordingly.
【００１８】[0018]
【発明の実施の形態】以下、添付図面を参照しながら本
発明を実施の形態に基づいて説明するが、本発明はかか
る実施の形態のみに限定されるものではない。DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described based on embodiments with reference to the accompanying drawings, but the present invention is not limited to only such embodiments.
【００１９】実施の形態１ 本発明の実施の形態１の鉄骨構造物の柱脚構造（以下、
単に柱脚構造という）の要部を図１に分解斜視図で示
し、図２に正面図で示す。Embodiment 1 A column base structure of a steel structure according to Embodiment 1 of the present invention (hereinafter referred to as a column base structure)
1 is shown in an exploded perspective view in FIG. 1 and in a front view in FIG.
【００２０】この実施の形態１の柱脚構造Ｋは、図１お
よび図２に示すように、下ダイヤフラム１を通しダイヤ
フラムとする一方、上ダイヤフラム２を外ダイヤフラム
として、図１６に示す従来の柱脚構造ｃにおいて用いら
れていたピースｍを廃止し、そして下ダイヤフラム１と
上ダイヤフラム２との間に地中梁１０を挾み込み、さら
にその地中梁１０を鉄骨柱Ｃの下端部に高張力ボルト４
により接合してなるものである。図１および図２中、符
号３はウェブプレート、符号１０ａは上フランジを示
す。なお、下ダイヤフラム１、上ダイヤフラム２および
ウェブプレート３の鉄骨柱Ｃへの取付けは工場にてなさ
れる。As shown in FIGS. 1 and 2, a column base structure K according to the first embodiment has a structure in which a lower diaphragm 1 is formed as a through-diaphragm, while an upper diaphragm 2 is formed as an outer diaphragm. The piece m used in the leg structure c is eliminated, and the underground beam 10 is sandwiched between the lower diaphragm 1 and the upper diaphragm 2. Tension bolt 4
It is formed by bonding. 1 and 2, reference numeral 3 denotes a web plate, and reference numeral 10a denotes an upper flange. The lower diaphragm 1, the upper diaphragm 2, and the web plate 3 are attached to the steel column C at a factory.
【００２１】下ダイヤフラム１には、図３に示すよう
に、位置決め孔１ａが各コーナ部１ｂに設けられてい
る。As shown in FIG. 3, the lower diaphragm 1 is provided with a positioning hole 1a at each corner 1b.
【００２２】次に、かかる構成とされている柱脚構造Ｋ
の施工について、図４〜図９を参照しながら説明する。Next, the column base structure K having such a configuration will be described.
Will be described with reference to FIGS. 4 to 9.
【００２３】（１）基礎Ｂの鉄骨柱位置に位置決め用ア
ンカーボルト６を４本正方形状に配設し、その中央にレ
ベル調整用治具８を配設する（図４参照）。(1) Four positioning anchor bolts 6 are arranged in a square shape at the position of a steel column of the foundation B, and a level adjusting jig 8 is arranged at the center thereof (see FIG. 4).
【００２４】（２）鉄骨柱Ｃの下端に接合されている下
ダイヤフラム１の各コーナ部１ｂに設けられている位置
決め孔１ａに、位置決め用アンカーボルト６を挿通して
鉄骨柱Ｃの位置決めを行う。(2) The positioning of the steel column C is performed by inserting the positioning anchor bolts 6 into the positioning holes 1a provided in the respective corner portions 1b of the lower diaphragm 1 joined to the lower end of the steel column C. .
【００２５】（３）レベル調整用治具８により鉄骨柱Ｃ
のレベル調整行う。(3) The steel column C by the level adjusting jig 8
Perform level adjustment.
【００２６】（４）地中梁１０を鉄骨柱Ｃの下端部に接
合する（図５参照）。(4) The underground beam 10 is joined to the lower end of the steel column C (see FIG. 5).
【００２７】（５）地中梁１０の両サイドにコンクリー
ト打設用の型枠１４を配設する（図６参照）。(5) Form frames 14 for placing concrete are provided on both sides of the underground beam 10 (see FIG. 6).
【００２８】（６）型枠１４内にコンクリート１６を打
設する（図７参照）。(6) Cast concrete 16 into the formwork 14 (see FIG. 7).
【００２９】（７）コンクリート１６を所定期間養生す
る。(7) The concrete 16 is cured for a predetermined period.
【００３０】（８）型枠１４を撤去する（図８参照）。
これにより基礎が完成する。(8) The mold 14 is removed (see FIG. 8).
This completes the foundation.
【００３１】このように、この実施の形態１によれば、
地中梁１０の鉄骨柱Ｃへの接合を、鉄骨柱Ｃに工場にて
取付けされた下ダイヤフラム１、上ダイヤフラム２およ
びウェブプレート３に高張力ボルト留めにてなしている
ので、施工が簡素化されるとともに製品品質が安定す
る。また、鉄骨柱Ｃの下端部に取付けられているのは、
下ダイヤフラム１、上ダイヤフラム２およびウェブプレ
ート３だけであるので、鉄骨柱Ｃからの突出量が少な
く、輸送効率が向上する。さらに、施工が簡素化される
とともに輸送効率も向上するので、製造コストおよび施
工コストが低減される。As described above, according to the first embodiment,
The connection of the underground beam 10 to the steel column C is made by high tension bolting to the lower diaphragm 1, the upper diaphragm 2 and the web plate 3 attached to the steel column C at the factory at the factory, so that the construction is simplified. And product quality is stabilized. Also, what is attached to the lower end of the steel column C is
Since only the lower diaphragm 1, the upper diaphragm 2, and the web plate 3 are used, the amount of protrusion from the steel column C is small, and the transportation efficiency is improved. Furthermore, since the construction is simplified and the transportation efficiency is improved, the manufacturing cost and the construction cost are reduced.
【００３２】実施の形態２ 本発明の実施の形態２の柱脚構造Ｋの要部を図９（ａ）
および（ｂ）に正面図で示す。この実施の形態２は実施
の形態１を改変したものであって、上ダイヤフラム２を
鉄骨柱Ｃに摺動可能に装着しておいて、地中梁１０が上
ダイヤフラム２に高張力ボルト留めされた後に、上ダイ
ヤフラム２を鉄骨柱Ｃに溶接接合してなるものである。Embodiment 2 FIG. 9A shows a main part of a column base structure K according to Embodiment 2 of the present invention.
(B) is a front view. The second embodiment is a modification of the first embodiment, in which the upper diaphragm 2 is slidably mounted on the steel column C, and the underground beam 10 is bolted to the upper diaphragm 2 with high tension. After that, the upper diaphragm 2 is welded to the steel column C.
【００３３】なお、実施の形態２のその余の構成は実施
の形態１と同様にされている。The remaining structure of the second embodiment is the same as that of the first embodiment.
【００３４】次に、かかる構成とされている柱脚構造Ｋ
の施工について、図１０〜図１３を参照しながら説明す
る。Next, the column base structure K having such a configuration will be described.
Will be described with reference to FIGS. 10 to 13.
【００３５】（１）実施の形態１と同様に、鉄骨柱Ｃの
位置決めおよびレベル調整を行う（図１０参照）。(1) As in the first embodiment, the positioning and level adjustment of the steel column C are performed (see FIG. 10).
【００３６】（２）地中梁１０を鉄骨柱Ｃの下ダイヤフ
ラム１およびウェブプレート３に仮留めしてセットする
（図１１参照）。(2) The underground beam 10 is temporarily fixed to the lower diaphragm 1 and the web plate 3 of the steel column C and set (see FIG. 11).
【００３７】（３）上ダイヤフラム２を降下させ地中梁
の上フランジ１０ａに当接させて載置する（図１２参
照）。(3) The upper diaphragm 2 is lowered and placed in contact with the upper flange 10a of the underground beam (see FIG. 12).
【００３８】（４）地中梁１０を鉄骨柱Ｃの下ダイヤフ
ラム１、上ダイヤフラム２およびウェブプレート３に高
張力ボルト留めする。(4) The underground beam 10 is bolted to the lower diaphragm 1, the upper diaphragm 2, and the web plate 3 of the steel column C with high tension.
【００３９】（５）上ダイヤフラム２を鉄骨柱Ｃに溶接
取付けする（図１３参照）。なお、図１４中、符号２ａ
は溶接部を示す。(5) The upper diaphragm 2 is welded to the steel column C (see FIG. 13). In FIG. 14, reference numeral 2a
Indicates a weld.
【００４０】（６）以下、実施の形態１と同様にしてコ
ンクリート１６の打設、養生、型枠１４の撤去などがな
されて基礎Ｂが完成する。(6) Thereafter, the concrete 16 is cast, cured, and the formwork 14 is removed in the same manner as in the first embodiment to complete the foundation B.
【００４１】このように、この実施の形態２において
は、上ダイヤフラム２が鉄骨柱Ｃに摺動可能に装着され
ているので、地中梁１０の鉄骨柱Ｃへのセットが容易と
なる。また、上ダイヤフラム２の鉄骨柱Ｃへの溶接は、
上ダイヤフラム２が地中梁１０により拘束された状態で
なされるので、溶接による歪などが発生するおそれもほ
とんどない。そのため、溶接品質の管理が容易となる。
また、鉄骨柱Ｃの下端部に取付けられているのは、下ダ
イヤフラム１、上ダイヤフラム２およびウェブプレート
３だけであるので、鉄骨柱Ｃからの突出量が少なく、輸
送効率が向上する。さらに、施工が簡素化されるととも
に輸送効率も向上するので、製造コストおよび施工コス
トが低減される。As described above, in the second embodiment, since the upper diaphragm 2 is slidably mounted on the steel column C, the underground beam 10 can be easily set on the steel column C. Also, the welding of the upper diaphragm 2 to the steel column C
Since the upper diaphragm 2 is restrained by the underground beam 10, there is almost no risk of distortion or the like due to welding. Therefore, management of welding quality becomes easy.
Further, since only the lower diaphragm 1, the upper diaphragm 2, and the web plate 3 are attached to the lower end of the steel column C, the amount of protrusion from the steel column C is small, and the transportation efficiency is improved. Furthermore, since the construction is simplified and the transport efficiency is improved, the manufacturing cost and the construction cost are reduced.
【００４２】実施の形態３ 本発明の実施の形態３の柱脚構造を図１４に平面図で示
す。この実施の形態３は実施の形態１を改変したもので
あって、鉄骨柱Ｃとして下端部に厚肉加工がなされたも
のを用い、かつ外ダイヤフラム２の代わりにフランジプ
レート５を鉄骨柱Ｃに取付けてなるものである。なお、
この実施の形態３のその余の構成は実施の形態１と同様
である。Third Embodiment FIG. 14 is a plan view showing a column base structure according to a third embodiment of the present invention. The third embodiment is a modification of the first embodiment, in which a steel column C whose bottom end is thickened is used as a steel column C, and a flange plate 5 is provided on the steel column C instead of the outer diaphragm 2. Attached. In addition,
Other configurations of the third embodiment are the same as those of the first embodiment.
【００４３】このように、この実施の形態３では外ダイ
ヤフラム２の代わりにフランジプレート５を鉄骨柱Ｃに
取付けているので、工場における溶接施工が簡素化され
る。なお、実施の形態３のその余の作用・効果は実施の
形態１と同様である。As described above, since the flange plate 5 is attached to the steel column C instead of the outer diaphragm 2 in the third embodiment, welding work in a factory is simplified. The remaining functions and effects of the third embodiment are the same as those of the first embodiment.
【００４４】以上、本発明を実施の形態に基づいて説明
してきたが、本発明はかかる実施の形態のみに限定され
るものではない。例えば、実施の形態では鉄骨柱Ｃとし
て角パイプが用いられているが、角パイプのみに限定さ
れるものではなく、各種パイプとでき、例えば丸パイプ
とできる。As described above, the present invention has been described based on the embodiments. However, the present invention is not limited to only such embodiments. For example, in the embodiment, a square pipe is used as the steel column C. However, the present invention is not limited to the square pipe, but may be various pipes, for example, a round pipe.
【００４５】[0045]
【発明の効果】以上詳述したように、本発明によれば、
次のような優れた効果が得られる。As described in detail above, according to the present invention,
The following excellent effects can be obtained.
【００４６】（１）地中梁の鉄骨柱への接合を、鉄骨柱
に工場にて取付けされた上ダイヤフラム、下ダイヤフラ
ムおよびウェブプレートに高張力ボルト留めにてなして
いるので、施工が簡素化されるとともに製品品質が安定
する。(1) The underground beam is connected to the steel column by high tension bolts on the upper diaphragm, the lower diaphragm and the web plate attached to the steel column at the factory, so that the construction is simplified. And the product quality is stable.
【００４７】（２）鉄骨柱の下端部に取付けられている
のは、上ダイヤフラム、下ダイヤフラムおよびウェブプ
レートだけであるので、鉄骨柱からの突出量が少なく、
輸送効率が向上する。(2) Since only the upper diaphragm, the lower diaphragm and the web plate are attached to the lower end of the steel column, the amount of protrusion from the steel column is small.
Transport efficiency is improved.
【００４８】（３）施工が簡素化されるとともに輸送効
率も向上するので、製造コストおよび施工コストが低減
される。(3) Since the construction is simplified and the transportation efficiency is improved, the production cost and the construction cost are reduced.
【図１】本発明の実施の形態１の柱脚構造の要部分解斜
視図である。FIG. 1 is an exploded perspective view of a main part of a column base structure according to a first embodiment of the present invention.
【図２】本発明の実施の形態１の柱脚構造の正面図であ
る。FIG. 2 is a front view of the column base structure according to the first embodiment of the present invention.
【図３】実施の形態１に用いられている下ダイヤフラム
の平面図である。FIG. 3 is a plan view of a lower diaphragm used in the first embodiment.
【図４】実施の形態１の柱脚構造の施工手順の説明図で
あって、同（ａ）は鉄骨柱据付け位置の平面図を示し、
同（ｂ）は同側面図である。FIG. 4 is an explanatory view of a construction procedure of the column base structure according to the first embodiment, wherein FIG. 4 (a) is a plan view of a steel column installation position,
(B) is a side view of the same.
【図５】実施の形態１の柱脚構造の施工手順の説明図で
あって、地中梁を鉄骨柱に接合した状態を示す。FIG. 5 is an explanatory diagram of a construction procedure of the column base structure according to the first embodiment, showing a state where an underground beam is joined to a steel column.
【図６】実施の形態１の柱脚構造の施工手順の説明図で
あって、地中梁の周囲に型枠を配設した状態を示す。FIG. 6 is an explanatory diagram of a construction procedure of the column base structure according to the first embodiment, showing a state where a formwork is arranged around an underground beam.
【図７】実施の形態１の柱脚構造の施工手順の説明図で
あって、型枠内にコンクリートを打設した状態を示す。FIG. 7 is an explanatory diagram of a construction procedure of the column base structure according to the first embodiment, showing a state where concrete is poured into a formwork.
【図８】実施の形態１の柱脚構造の施工手順の説明図で
あって、型枠を撤去した状態を示す。FIG. 8 is an explanatory view of a construction procedure of the column base structure according to the first embodiment, and shows a state where a formwork is removed.
【図９】本発明の実施の形態２の柱脚構造の正面図であ
って、同（ａ）は上ダイヤフラムを上方に位置させた状
態を示し、同（ｂ）は鉄骨柱に地中梁を接合した状態を
示す。9A and 9B are front views of a column base structure according to Embodiment 2 of the present invention, wherein FIG. 9A shows a state in which an upper diaphragm is positioned above, and FIG. Shows a state in which are joined.
【図１０】実施の形態２の柱脚構造の施工手順の説明図
であって、鉄骨柱の位置決めおよびレベル調整がなされ
た状態を示す。FIG. 10 is an explanatory diagram of a construction procedure of the column base structure according to the second embodiment, showing a state where positioning and level adjustment of a steel column are performed.
【図１１】実施の形態２の柱脚構造の施工手順の説明図
であって、地中梁を鉄骨柱に仮留めした状態を示す。FIG. 11 is an explanatory diagram of a construction procedure of the column base structure according to the second embodiment, showing a state in which an underground beam is temporarily fixed to a steel column.
【図１２】実施の形態２の柱脚構造の施工手順の説明図
であって、上ダイヤフラムを地中梁に載置した状態を示
す。FIG. 12 is an explanatory diagram of a construction procedure of the column base structure according to the second embodiment, and shows a state in which an upper diaphragm is placed on an underground beam.
【図１３】実施の形態２の柱脚構造の施工手順の説明図
であって、上ダイヤフラムを鉄骨柱に溶接した状態を示
す。FIG. 13 is an explanatory diagram of a construction procedure of the column base structure according to the second embodiment, and shows a state in which an upper diaphragm is welded to a steel column.
【図１４】本発明の実施の形態３の柱脚構造の平面図で
ある。FIG. 14 is a plan view of a column base structure according to a third embodiment of the present invention.
【図１５】従来の柱脚構造の一例の断面図である。FIG. 15 is a cross-sectional view of an example of a conventional column base structure.
【図１６】従来の柱脚構造の他の例の断面図である。FIG. 16 is a sectional view of another example of the conventional column base structure.
１ 下ダイヤフラム ２ 上ダイヤフラム ３ ウェブプレート ４ 高張力ボルト ６ 位置決め用アンカーボルト（ホールインアンカ
ー） ８ レベル調整治具 １０ 地中梁 １２ メタルラス １４ 型枠 １６ コンクリート Ｂ 基礎 Ｃ 鉄骨柱 Ｋ 鉄骨構造物の柱脚構造DESCRIPTION OF SYMBOLS 1 Lower diaphragm 2 Upper diaphragm 3 Web plate 4 High tension bolt 6 Anchor bolt for positioning (Hole-in anchor) 8 Level adjustment jig 10 Underground beam 12 Metal lath 14 Formwork 16 Concrete B Foundation C Steel column K Column of steel structure Leg structure
Claims (9)
鉄骨構造物の柱脚構造であって、前記地中梁が鉄骨柱の
下端部に設けられた接合部材にボルト留めにて接合され
てなることを特徴とする鉄骨構造物の柱脚構造。1. A column base structure of a steel structure in which an underground beam is joined to a lower end of a steel column, wherein the underground beam is bolted to a joining member provided at a lower end of the steel column. A column base structure of a steel structure characterized by being joined together.
を用いて接合してなる鉄骨構造物の柱脚構造であって、
上ダイヤフラムが外ダイヤフラムとされてなることを特
徴とする鉄骨構造物の柱脚構造。2. A column base structure of a steel frame structure in which an underground beam is joined to a lower end portion of a steel frame column using a diaphragm,
A column base structure for a steel structure, wherein the upper diaphragm is an outer diaphragm.
鉄骨構造物の柱脚構造であって、地中梁の下フランジが
鉄骨柱下端に設けられた下ダイヤフラムにボルト留めに
て接合され、地中梁の上フランジが鉄骨柱の前記上フラ
ンジに対応する位置に設けられたフランジプレートにボ
ルト留めにて接合されてなることを特徴とする鉄骨構造
物の柱脚構造。3. A pillar structure of a steel structure in which an underground beam is joined to a lower end of a steel column, wherein a lower flange of the underground beam is bolted to a lower diaphragm provided at a lower end of the steel column. And an upper flange of the underground beam is bolted to a flange plate provided at a position corresponding to the upper flange of the steel column.
孔が形成されてなることを特徴とする請求項２または３
記載の鉄骨構造物の柱脚構造。4. The lower diaphragm is provided with a through hole for positioning a steel column.
Column base structure of the steel structure described.
て摺動可能とされてなることを特徴とする請求項２記載
の鉄骨構造物の柱脚構造。5. The column base structure of a steel structure according to claim 2, wherein the upper diaphragm is slidable along the steel column during construction.
てなることを特徴とする請求項１ないし請求項５記載の
鉄骨構造物の柱脚構造。6. The column base structure of a steel structure according to claim 1, wherein the underground beam is a concrete wound underground beam.
鉄骨構造物の柱脚構造の施工方法であって、 基礎に配設されている鉄骨柱の位置決め用アンカーボル
トおよびレベル調整用治具により鉄骨柱の位置決めおよ
びレベル調整を行う手順と、 地中梁を鉄骨柱の下端部に設けられた接合部材にボルト
留めにて接合する手順とを含んでなることを特徴とする
鉄骨構造物の柱脚構造の施工方法。7. A method of constructing a column base structure of a steel structure in which an underground beam is joined to a lower end of a steel column, comprising: an anchor bolt for positioning a steel column provided on a foundation; and level adjustment. A step of positioning and level-adjusting the steel column using a jig; and a step of connecting the underground beam to a connecting member provided at a lower end portion of the steel column by bolting. Construction method of column base structure of structure.
鉄骨構造物の柱脚構造の施工方法であって、 基礎に配設されている鉄骨柱の位置決め用アンカーボル
トおよびレベル調整用治具により鉄骨柱の位置決めおよ
びレベル調整を行う手順と、 地中梁を鉄骨柱の下端部に設けられた下ダイヤフラムに
仮留めする手順と、 鉄骨柱に沿って摺動可能に装着されている上ダイヤフラ
ムを地中梁の上フランジに載置する手順と、 地中梁を上ダイヤフラムおよび下ダイヤフラムにボルト
留めする手順と、 上ダイヤフラムを鉄骨柱に溶接接合する手順とを含んで
なることを特徴とする鉄骨構造物の柱脚構造の施工方
法。8. A method of constructing a column base structure of a steel structure in which an underground beam is joined to a lower end of a steel column, comprising: a positioning anchor bolt for a steel column disposed on a foundation; and a level adjustment. The procedure for positioning and level adjustment of the steel column with the jig, the procedure for temporarily fixing the underground beam to the lower diaphragm provided at the lower end of the steel column, and the procedure for slidably mounting along the steel column Mounting the upper diaphragm on the upper flange of the underground beam, bolting the underground beam to the upper diaphragm and the lower diaphragm, and welding the upper diaphragm to the steel column. Characteristic construction method of column base structure of steel structure.
が付加されてなることを特徴とする請求項７または８記
載の鉄骨構造物の柱脚構造の施工方法。9. The method according to claim 7, further comprising the step of winding concrete around the underground beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06381299A JP4120734B2 (en) | 1999-03-10 | 1999-03-10 | Column base structure of steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06381299A JP4120734B2 (en) | 1999-03-10 | 1999-03-10 | Column base structure of steel structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000257175A true JP2000257175A (en) | 2000-09-19 |
| JP4120734B2 JP4120734B2 (en) | 2008-07-16 |
Family
ID=13240168
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP06381299A Expired - Fee Related JP4120734B2 (en) | 1999-03-10 | 1999-03-10 | Column base structure of steel structure |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8341906B2 (en) | 2009-12-25 | 2013-01-01 | Mitsubishi Heavy Industries, Ltd. | Monopole tower and wind turbine generator having monopole tower |
| JP2013159897A (en) * | 2012-02-01 | 2013-08-19 | Sinwa Mfg Co Ltd | Foundation construction method |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7618403B2 (en) | 2004-05-14 | 2009-11-17 | Mcneil-Ppc, Inc. | Fluid management device with fluid transport element for use within a body |
| US20050256484A1 (en) | 2004-05-14 | 2005-11-17 | Chase David J | Method of using an intravaginal device with fluid transport plates |
| US8247642B2 (en) | 2004-05-14 | 2012-08-21 | Mcneil-Ppc, Inc. | Fluid management device with fluid transport element for use within a body |
| US8653322B2 (en) | 2004-05-14 | 2014-02-18 | Mcneil-Ppc, Inc. | Intravaginal device with fluid transport plates |
-
1999
- 1999-03-10 JP JP06381299A patent/JP4120734B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8341906B2 (en) | 2009-12-25 | 2013-01-01 | Mitsubishi Heavy Industries, Ltd. | Monopole tower and wind turbine generator having monopole tower |
| JP5148689B2 (en) * | 2009-12-25 | 2013-02-20 | 三菱重工業株式会社 | Monopole tower and wind turbine generator equipped with monopole tower |
| JP2013159897A (en) * | 2012-02-01 | 2013-08-19 | Sinwa Mfg Co Ltd | Foundation construction method |
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