JPH041339A - Hinge structure of RC rigid frame structure and its construction method - Google Patents
Hinge structure of RC rigid frame structure and its construction methodInfo
- Publication number
- JPH041339A JPH041339A JP9933590A JP9933590A JPH041339A JP H041339 A JPH041339 A JP H041339A JP 9933590 A JP9933590 A JP 9933590A JP 9933590 A JP9933590 A JP 9933590A JP H041339 A JPH041339 A JP H041339A
- Authority
- JP
- Japan
- Prior art keywords
- hinge device
- hinge
- fixed
- column
- anchor
- 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.)
- Pending
Links
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- Joining Of Building Structures In Genera (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明はＲＣラーメン構造における柱、梁接合部のヒン
ジ構造ムこ係るものごある。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a hinge structure of a column-beam joint in an RC rigid frame structure.
（従来の技術）
地震時に建物の軸組が大きな靭性能と、それに伴う大き
な塑性履歴によって振動エネルギーを消費するためには
第１４図に示ｊ梁隆状型の降伏機構を形成−４るごとが
望ましい。(Prior art) In order for the frame of a building to consume vibration energy during an earthquake due to its large toughness and accompanying large plastic history, it is desirable to form a beam ridge-shaped yielding mechanism as shown in Figure 14. .
（発明が解決しようとする課題）
この場合、大梁には曲げ降伏ヒンジがごきるわけである
が、第１５図のＩ？Ｃ部材の塑性履歴から明らかなよう
に、実際にはＩ？Ｃ構造のヒンジ形成は相当な見掛上の
破壊を伴ない、コンクリートの圧壊が生ずると、地震後
の補修が不能のＩＪ態ともなる。(Problem to be Solved by the Invention) In this case, the girder has a bending yield hinge, but I? As is clear from the plastic history of member C, I? The formation of hinges in the C structure involves considerable apparent destruction, and if concrete collapses, it becomes an IJ condition that cannot be repaired after an earthquake.
−／ｉ、鉄骨構造では、第１６図の鉄骨部材の塑性履歴
より明らかなように、塑性履歴によるエネルギー消費は
ｌ？ｃ構造よりも遥かに大きい。-/i, in a steel frame structure, as is clear from the plastic history of the steel frame member in Figure 16, the energy consumption due to the plastic history is l? It is much larger than the c structure.
本発明はこの点に着目して、・ＲＣ大梁のヒンジ形成位
置に鉄骨造のヒンジ装置を設置して、ＲＣ大梁の破壊を
防ぐとともに、大きなエネルギー消費を期待したもので
ある。The present invention focuses on this point, and aims to prevent the destruction of the RC beams and to reduce energy consumption by installing a steel-framed hinge device at the hinge formation position of the RC beams.
しかしながら従来ではＲＣ大梁のある程度の破壊は止む
を得ないと考えられ、変形制限を設け、過度に破壊しな
いように設計されてきた。However, in the past, it was considered that some degree of destruction of RC girders was unavoidable, and deformation limits were set to prevent excessive destruction.
しかし、設計人力はあくまでも仮定であり、補修不能の
破壊をしない保証はない、また、それを嫌うため、安全
率を過大に見込んだ不経済な設計になりがちで、梁降伏
によるエネルギー消費が生かされていない。However, design manpower is just an assumption, and there is no guarantee that it will not cause irreparable damage, and because they dislike this, they tend to end up with uneconomical designs that overestimate the safety factor, and energy consumption due to beam yielding is not utilized. It has not been.
従来設計を別の観点からみると、スラブの付いたＲＣ大
梁の降伏耐力を的確に把握できず、実際には柱降伏が先
行するのではないかという疑問も提示されている。Looking at conventional design from a different perspective, it is not possible to accurately grasp the yield strength of RC beams with slabs, and there are questions about whether column yield actually occurs first.
本発明はこのような実情に鑑みて提案されたもので、そ
の目的とする処は、大地震時にＲＣ大梁に過大な損傷を
与えることなく、大きなエネルギー消費を期待でき、か
つ、計算どおりに降伏するＲＣラーメン構造のヒンジ構
造及びその施工法を提供する点にある。The present invention has been proposed in view of the above circumstances, and its purpose is to enable large energy consumption to be expected without causing excessive damage to RC girders in the event of a major earthquake, and to ensure that RC beams yield as calculated. The object of the present invention is to provide a hinge structure of an RC rigid frame structure and a construction method thereof.
（課題を解決するための手段）
前記の目的を達成するため、本発明に係るＲＣラーメン
構造のヒンジ構造は、柱にはヒンジ装置の固定用ねじ孔
を有し、且つ、アンカー筋が溶着されたアンカープレー
トが定着され、梁にはヒンジ装置の固定用のねじ孔を有
し、且つ梁筋が溶着されたアンカープレートが定着され
、前記各アンカープレートのねじ孔に対応する位置にル
ーズホールが配設されたヒンジ装置を前記柱粱の各アン
カプレート間に介装するとともに、同各アンカープレー
トのねじ孔及び前記ヒンジ装置のルーズホール間にボル
トを挿貫緊締して構成されている。(Means for Solving the Problem) In order to achieve the above object, the hinge structure of the RC rigid frame structure according to the present invention has screw holes for fixing the hinge device in the column, and anchor bars are welded to the column. An anchor plate having screw holes for fixing the hinge device on the beam and to which beam reinforcements are welded is fixed, and loose holes are provided at positions corresponding to the screw holes of each of the anchor plates. The hinge device is interposed between each of the anchor plates of the column, and a bolt is inserted and tightened between the screw hole of each anchor plate and the loose hole of the hinge device.
また本発明に係るＲＣラーメン構造のヒンジ構造の施工
法は、前記ヒンジ装置をＰＣ柱にボルトを介して固定し
、次いで相対する同ＰＣ柱の各ヒンジ装置上にｐｃ大梁
を架乗し、建入調整後、ボルトによって前記各ヒンジ装
置にｐｃ大梁を固定するように構成されている。Furthermore, the construction method of the hinge structure of the RC rigid frame structure according to the present invention is such that the hinge device is fixed to the PC column via bolts, and then a PC girder is mounted on each hinge device of the opposing PC column. After the adjustment, the PC girder is fixed to each of the hinge devices with bolts.
（作用）
本発明によれば前記したように、柱にアンカープレート
を同プレートに溶着されたアンカー鉄ａを介して定着し
、梁にはアンカープレートを同プレートに溶着された梁
主筋を介して定着し、相対する前記柱及び梁の各アンカ
ープレート間にヒンジ装置を介在せしめ、同ヒンジ装置
のルーズホールと、前記柱粱の各アンカープレートのね
じ孔とに亘ってボルトを挿貫緊締することによって、柱
粱間にヒンジ構造を形成し、大地震時に大梁の破壊を防
止し、大きな地震エネルギーの消費を図ることができる
。(Function) According to the present invention, as described above, an anchor plate is fixed to a column via the anchor iron a welded to the plate, and an anchor plate is fixed to the beam via the beam main reinforcement welded to the same plate. A hinge device is interposed between the fixed and opposing anchor plates of the column and beam, and bolts are inserted and tightened through the loose holes of the hinge device and the screw holes of each anchor plate of the column. This allows a hinge structure to be formed between the pillars, preventing the girders from breaking during a major earthquake, and consuming a large amount of earthquake energy.
而して大地震を経験することによって、ヒンジ装置に過
大な残留変形が残った場合、前記ボルトを外すこと番＝
よって、ヒンジ装置を容易に交換できる。If excessive residual deformation remains in the hinge device due to experiencing a large earthquake, it is time to remove the bolts.
Therefore, the hinge device can be easily replaced.
請求項２の発明は、相対する一双の柱に定着されたアン
カープレートに夫々ヒンジ装置を取付けておき、前記両
社の各ヒンジ装置間に亘って大梁を架乗せしめ、同大梁
端部のアンカープレートと前記各ヒンジ装置とをボルト
を介して接合することによって、ＲＣラーメン構造のヒ
ンジ構造を施工するものである。In the invention of claim 2, a hinge device is attached to each anchor plate fixed to a pair of columns facing each other, and a girder is mounted between the respective hinge devices of the two companies, and the anchor plate at the end of the girder is mounted. The hinge structure of the RC rigid frame structure is constructed by joining the hinge device and each of the hinge devices through bolts.
而してヒンジ装置を交換する場合、前記大梁を支柱等で
仮支持し、この状態のもとに、簡単にヒンジ装置を交換
することができるものである。When replacing the hinge device, the girder is temporarily supported by a support or the like, and the hinge device can be easily replaced in this state.
（実施例） 以下本発明を図示の実施例について説明する。(Example) The present invention will be described below with reference to the illustrated embodiments.
（１）はＰＣ柱用のアンカープレートで、アンカー筋（
２）が溶着（ロ）されるとともに、ヒンジ装置固定用の
ねじ孔（３）が列設され、アンカー筋（２）を介してＰ
Ｃ柱因に定着されている。（第５図及び第６図参照）（
４）はＰＣ大梁用のアンカープレートで、ヒンジ装置固
定用のねじ孔（５）が列設され、ＰＣ大梁（Ｂｌの梁筋
（６）に溶着（ロ）されることによってＰＣ大梁（Ｂｌ
に定着されている。（第７図及び第８図参照）なおアン
カープレート（１）（４）は傾斜端面を具えているが、
これは後述の建方の都合とヒンジ装置の交換のためであ
るが、この傾斜はなくてもよい。(1) is an anchor plate for PC columns, and anchor bars (
2) are welded (b), screw holes (3) for fixing the hinge device are arranged in a row, and the P
It is anchored in pillar C. (See Figures 5 and 6) (
4) is an anchor plate for the PC girder, which is equipped with a row of screw holes (5) for fixing the hinge device, and is welded (b) to the beam reinforcement (6) of the PC girder (Bl) to form the PC girder (Bl).
has been established. (See Figures 7 and 8) Although the anchor plates (1) and (4) have inclined end surfaces,
This is for convenience of construction and replacement of the hinge device, which will be described later, but this inclination is not necessary.
（０は鉄骨製のヒンジ装置で、両端部における前記各ア
ンカープレート（１）（４）のねじ孔（３）（５）に対
応する位置にルーズホール（７）が穿設されている。（
第９図乃至第１１図参照）ヒンジ装置（Ｑは鋼板をビル
ドアップしてよいし、鋳鋼によって製作してもよい。(0 is a steel hinge device, and loose holes (7) are bored at both ends at positions corresponding to the screw holes (3) and (5) of each of the anchor plates (1) and (4).)
(See FIGS. 9 to 11) Hinge device (Q may be built up from a steel plate or may be manufactured from cast steel.
なおヒンジ装置（０の曲げに対する全塑性モーメントが
、大梁（Ｂｌの最大抵抗モーメントより小さくなるよう
に、ヒンジ装Ｌｔ（Ｃ）の設計を行なう必要がある。Note that it is necessary to design the hinge assembly Lt(C) so that the total plastic moment for bending of the hinge assembly (0) is smaller than the maximum resistance moment of the girder (Bl).
而してＰＣ柱＾に定着されたアンカープレート（１）の
ねじ孔（３）と、ヒンジ装置（０のルーズホール（７）
に貫挿したボルト（８）を、ＰＣ柱因に埋設された袋ナ
ツト（９）に螺着してヒンジ装置（０をＰＣ柱囚に取付
ける。Then, the screw hole (3) of the anchor plate (1) fixed to the PC pillar ^ and the loose hole (7) of the hinge device (0)
Attach the hinge device (0) to the PC pillar by screwing the bolt (8) inserted through it into the cap nut (9) buried in the PC pillar.
図中（１０）は座金である。（第１２図参照）而して前
記のようにヒンジ装２００を取付けた相対する一双のｐ
ｃ柱Ｗ（Ａ１間にｐｃ大梁（８１を吊下ろし、（第３図
参照）同大梁（印のアンカープレート（４）を前記両り
Ｃ柱囚のヒンジ装置（０上に架乗せしめ、建入調整をし
たのち、同ヒンジ装置（Ｏのルーズホール（７）と前記
ＰＣ大梁（Ｂｌのアンカープレート（４）のねじ孔（５
）とにボルトを挿貫緊締して前記柱粱接合部のヒンジ構
造を施工する。In the figure (10) is a washer. (See Fig. 12) Then, as described above, the pair of opposing p
C-column W (hang the PC girder (81) between A1, (see Figure 3)) and place the same girder (marked anchor plate (4) on the hinge device (0) of both C-columns), After making the adjustment, insert the loose hole (7) of the hinge device (O) and the screw hole (5) of the anchor plate (4) of the PC girder (Bl).
) and tighten the bolts to construct the hinge structure of the column joint.
なお調整に当っては、調整用プレート等をｐｃ大梁（Ｅ
３．１のアンカープレート（４）とヒンジ装Ｗ、（ａと
の間に挿入してもよい、現場打ちコンクリートで大梁を
製作する場合には、アンカープレート（４）とヒンジ装
置（０とを予め固定しておき、コンクリートを打設すれ
ばよい。When making adjustments, place the adjustment plate etc. on the PC girder (E
3.1 When manufacturing a girder with cast-in-place concrete, which may be inserted between the anchor plate (4) and the hinge device W, (a), the anchor plate (4) and the hinge device (0) All you have to do is fix it in advance and pour concrete.
なお大地震を経験すると、ヒンジ装置（Ｃ１に過大な残
留変形が残る場合がある。Furthermore, if a large earthquake is experienced, excessive residual deformation may remain in the hinge device (C1).
このような場合、第４図に示すように前記大梁（印を支
柱０で仮支持し、ヒンジ装置 ［Ｃ）を容易に交換する
ことができる。In such a case, as shown in FIG. 4, the girder (marked) can be temporarily supported by support column 0, and the hinge device [C] can be easily replaced.
ヒンジ装置（０の交換が不要と判断される場合は、第
図に示すように、ヒンジ装置Ｃ）を柱囚に直接固定して
もよい。（第１３図参照）
（発明の効果）
本発明によれば前記したように、柱に定着されたアンカ
ープレートと、梁筋に溶着され梁に定着されたアンカー
プレートとの間にヒンジ装置を介装し、同ヒンジ装置の
ルーズホールと前記アンカプレートのねじ孔にボルトを
挿貫緊締してＲＣラーメン構造のヒンジ構造を構成した
ことによって、大地震時の大梁に過大な損傷を与えるこ
となく、大きなエネルギー消費を期待することができ、
またヒンジ構造の損傷が甚だしい場合交換が容易に行な
われる。Hinge device (If it is determined that replacing 0 is not necessary, replace the
As shown in the figure, the hinge device C) may be fixed directly to the column. (See Figure 13) (Effects of the Invention) According to the present invention, as described above, a hinge device is interposed between the anchor plate fixed to the column and the anchor plate welded to the beam reinforcement and fixed to the beam. By inserting and tightening bolts into the loose holes of the hinge device and the screw holes of the anchor plate to construct the hinge structure of the RC rigid frame structure, the main beam could be prevented from being excessively damaged in the event of a major earthquake. Large energy consumption can be expected,
Furthermore, if the hinge structure is severely damaged, it can be easily replaced.
請求項２の発明は前記ヒンジ装置をボルトを介して固定
した相対するＰＣ柱の各ヒンジ装置上にＰＣ大梁を架上
して、建入調整後、ボルトによって前記各ヒンジ装置に
ＰＣ大梁を固定することによって、柱粱のヒンジ構造を
簡単に構成しうるちのであり、またＰＣ大梁を仮支持す
ることによってヒンジ装置を簡単に交換することができ
る。The invention according to claim 2 provides a method for mounting a PC girder on each hinge device of an opposing PC column to which the hinge device is fixed via a bolt, and fixing the PC girder to each of the hinge devices with the bolt after construction adjustment. By doing so, the hinge structure of the column can be easily configured, and the hinge device can be easily replaced by temporarily supporting the PC girder.
第１図及び第２図は夫々本発明に係るＲＣラーメン構造
のヒンジ構造の一実施例を示す正面回航に平面図、第３
図はその施工状態を示す正面図、第４図はヒンジ装置の
交換状態を示す正面図、第５図及び第６図は夫々ＰＣ柱
のアンカープレート取付部を示す縦断面回航に側面図、
第７図及び第８図は夫々ｐｃ大梁のアンカープレート取
付部を示す縦断面回航に側面図、第９図はヒンジ装置の
正面図、第１０図及び第１１図は夫々その左側面回航に
右側面図、第１２図はヒンジ装置取付部を示す分解縦断
面図、第１３図はヒンジ装置を直接柱に取付けた状態を
示す縦断面図、第１４図は梁降伏型による架橋全体の降
伏機構を示す説明図、第１５図及び第１６図は夫々ＲＣ
部材及び鉄骨部材の塑性四歴図である。
囚・・・ＰＣ柱、 （［３１・・・ｐｃ
大梁、（０・・・ヒンジ装置、
（１）・・・アンカープレート、 （２）・・・アンカ
ー筋、（３）・・・ねじ孔、
（４）・・・アンカープレート、 （５）・・・ねじ孔
、（６）・・・梁筋、 （７）・・・ル
ーズホール。
代理人 弁理士 岡 本 重 文
外１名
第９図
第１２図
第１３図FIGS. 1 and 2 are a front view, a top view, and a third view, respectively, showing one embodiment of the hinge structure of the RC rigid frame structure according to the present invention.
The figure is a front view showing the construction state, FIG. 4 is a front view showing the hinge device being replaced, FIGS.
Figures 7 and 8 are longitudinal cross-section and side views showing the anchor plate attachment part of the PC girder, Figure 9 is a front view of the hinge device, and Figures 10 and 11 are the left side and right side respectively. 12 is an exploded vertical cross-sectional view showing the hinge device attachment part, FIG. 13 is a vertical cross-sectional view showing the hinge device attached directly to the column, and FIG. 14 is the yield mechanism of the entire bridge using the beam yield type. 15 and 16 are RC
It is a plasticity cycle diagram of a member and a steel frame member. Prisoner...PC Pillar, ([31...pc
Beam, (0...Hinge device, (1)...Anchor plate, (2)...Anchor bar, (3)...Screw hole, (4)...Anchor plate, (5)... ...Screw hole, (6)...Beam reinforcement, (7)...Loose hole. Agent: Patent attorney Shige Okamoto, 1 person, Fig. 9, Fig. 12, Fig. 13
Claims (1)
ンカー筋が溶着されたアンカープレートが定着され、梁
にはヒンジ装置の固定用のねじ孔を有し、且つ梁筋が溶
着されたアンカープレートが定着され、前記各アンカー
プレートのねじ孔に対応する位置にルーズホールが配設
されたヒンジ装置を前記柱粱の各アンカープレート間に
介装するとともに、同各アンカープレートのねじ孔及び
前記ヒンジ装置のルーズホール間にボルトを挿貫緊締し
てなることを特徴とするＲＣラーメン構造のヒンジ構造
。 ２、前記ヒンジ装置をＰＣ柱にボルトを介して固定し、
次いで相対する同ＰＣ柱の各ヒンジ装置上にＰＣ大梁を
架乗し、建入調整後、ボルトによって前記各ヒンジ装置
にＰＣ大梁を固定することを特徴とするＲＣラーメン構
造のヒンジ構造の施工法。[Claims] 1. The column has a screw hole for fixing the hinge device, and an anchor plate to which the anchor reinforcement is welded is fixed, and the beam has a screw hole for fixing the hinge device. , and a hinge device in which anchor plates to which beam reinforcements are welded are fixed, and loose holes are provided at positions corresponding to the screw holes of each anchor plate is interposed between each anchor plate of the columnar frame; A hinge structure of an RC rigid frame structure, characterized in that bolts are inserted and tightened between screw holes of each anchor plate and loose holes of the hinge device. 2. Fixing the hinge device to the PC pillar via bolts,
Next, a PC girder is mounted on each hinge device of the same opposing PC column, and after construction adjustment, the PC girder is fixed to each of the hinge devices with bolts. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9933590A JPH041339A (en) | 1990-04-17 | 1990-04-17 | Hinge structure of RC rigid frame structure and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9933590A JPH041339A (en) | 1990-04-17 | 1990-04-17 | Hinge structure of RC rigid frame structure and its construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH041339A true JPH041339A (en) | 1992-01-06 |
Family
ID=14244760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9933590A Pending JPH041339A (en) | 1990-04-17 | 1990-04-17 | Hinge structure of RC rigid frame structure and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041339A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0657816A (en) * | 1992-08-03 | 1994-03-01 | Shimizu Corp | Working method of joint part |
| US6503669B2 (en) | 2000-02-16 | 2003-01-07 | Shin-Etsu Chemical Co., Ltd. | Photomask blank, photomask and method of manufacture |
| JP2008007950A (en) * | 2006-06-27 | 2008-01-17 | Toyota T & S Kensetsu Kk | Embedded metal fittings and precast concrete parts |
| KR100858963B1 (en) * | 2007-05-28 | 2008-09-17 | 울산대학교 산학협력단 | Connection blocks for precast reinforced concrete beams, method of manufacturing high strength precast reinforced concrete beams incorporating the connecting blocks and joining methods of high strength precast reinforced concrete beams and columns incorporating the connecting blocks |
| JP2011099211A (en) * | 2009-11-04 | 2011-05-19 | Hitachi-Ge Nuclear Energy Ltd | Post-driven anchor structure of steel plate concrete structure, and method for post-driving anchor for the steel plate concrete structure |
| JP2017206819A (en) * | 2016-05-16 | 2017-11-24 | 株式会社竹中工務店 | Pillar joint structure |
| JP7723175B1 (en) * | 2024-12-03 | 2025-08-13 | ミサワホーム株式会社 | Joining structure and joining method |
-
1990
- 1990-04-17 JP JP9933590A patent/JPH041339A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0657816A (en) * | 1992-08-03 | 1994-03-01 | Shimizu Corp | Working method of joint part |
| US6503669B2 (en) | 2000-02-16 | 2003-01-07 | Shin-Etsu Chemical Co., Ltd. | Photomask blank, photomask and method of manufacture |
| JP2008007950A (en) * | 2006-06-27 | 2008-01-17 | Toyota T & S Kensetsu Kk | Embedded metal fittings and precast concrete parts |
| KR100858963B1 (en) * | 2007-05-28 | 2008-09-17 | 울산대학교 산학협력단 | Connection blocks for precast reinforced concrete beams, method of manufacturing high strength precast reinforced concrete beams incorporating the connecting blocks and joining methods of high strength precast reinforced concrete beams and columns incorporating the connecting blocks |
| JP2011099211A (en) * | 2009-11-04 | 2011-05-19 | Hitachi-Ge Nuclear Energy Ltd | Post-driven anchor structure of steel plate concrete structure, and method for post-driving anchor for the steel plate concrete structure |
| JP2017206819A (en) * | 2016-05-16 | 2017-11-24 | 株式会社竹中工務店 | Pillar joint structure |
| JP7723175B1 (en) * | 2024-12-03 | 2025-08-13 | ミサワホーム株式会社 | Joining structure and joining method |
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