JP2622013B2 - Reinforced concrete shear wall structure - Google Patents
Reinforced concrete shear wall structureInfo
- Publication number
- JP2622013B2 JP2622013B2 JP2137281A JP13728190A JP2622013B2 JP 2622013 B2 JP2622013 B2 JP 2622013B2 JP 2137281 A JP2137281 A JP 2137281A JP 13728190 A JP13728190 A JP 13728190A JP 2622013 B2 JP2622013 B2 JP 2622013B2
- Authority
- JP
- Japan
- Prior art keywords
- wall
- reinforcement
- concrete
- plates
- reinforcing bar
- 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
Links
Landscapes
- Load-Bearing And Curtain Walls (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Description
【発明の詳細な説明】 (産業上の利用分野) 本発明は鉄筋コンクリート耐震壁構造に係るものであ
る。Description: TECHNICAL FIELD The present invention relates to a reinforced concrete shear wall structure.
(従来の技術) 工場生産された柱、梁、耐震壁等の主要構造部材を現
場で組立てる架構式プレキヤスト構造では、建方を行っ
たのちにグラウトや現場打ちコンクリートによって全体
を一体化する。これらのプレキヤスト部材には架構計画
や工法に応じて種々の形状をしたものが存在するが、第
6図に示すようにプレキヤストコンクリート柱(a)、
プレキヤストコンクリート耐震壁(b)と、各構造の部
位が別個になっていて、各部材の境界位置に接合部があ
るタイプが最も一般的である。(Conventional technology) In a frame-type precast structure in which main structural members such as columns, beams, and earthquake-resistant walls produced at a factory are assembled on site, the entire structure is integrated with grout or cast-in-place concrete after construction. These precast members have various shapes according to the frame plan and the construction method, and as shown in FIG. 6, the precast concrete columns (a),
The most common type is a type in which the precast concrete earthquake-resistant wall (b) and the parts of each structure are separated, and a joint is provided at a boundary position of each member.
(発明が解決しようとする課題) しかしながら、比較的スパンの大きい耐震壁を1枚の
壁板で製作すると、重量や寸法が大きくなりすぎて、運
搬や揚重に支障を招来することがある。(Problems to be Solved by the Invention) However, when the earthquake-resistant wall having a relatively large span is made of one wall plate, the weight and dimensions become too large, which may hinder transportation and lifting.
また壁板のみを複数に細分割すると、耐震壁を構成す
る部材数が増大し、その分だけ揚重や建入れ調整の回数
が増大し、工期にも影響を及ぼす。Further, when only the wall plate is subdivided into a plurality of parts, the number of members constituting the earthquake-resistant wall increases, and the number of times of lifting and adjustment of the building increases accordingly, which also affects the construction period.
本発明はこのような問題点に鑑みて提案されたもの
で、その目的とする処は、プレキヤスト部材数が減少
し、施工性が改善され、構造上の信頼性を有し、工期が
短縮される鉄筋コンクリート耐震壁構造を提供する点に
ある。The present invention has been proposed in view of such problems, and the object thereof is to reduce the number of precast members, improve workability, have structural reliability, and shorten the construction period. In providing a reinforced concrete shear-resistant wall structure.
(課題を解決するための手段) 前記の目的を達成するため、本発明に係る鉄筋コンク
リート耐震壁構造では、壁鉄筋及び梁下端筋並に壁脚部
に密に配設された横鉄筋を内蔵し、且つ壁部分同志を接
合する端面のコツターを有する相対する一双の分割され
た柱付プレキヤストコンクリート壁板において、前記各
梁下端筋及び横鉄筋を結合するとともに、同各壁板の上
部に突出している前記壁鉄筋に梁上端筋を配設し、壁板
上部のスラブコンクリートを打設するとともに、相対す
る前記両壁板の接合部にグラウト材(若しくは現場打ち
コンクリート)を充填して構成されている。(Means for Solving the Problems) In order to achieve the above object, the reinforced concrete earthquake-resistant wall structure according to the present invention incorporates a horizontal reinforcing bar densely arranged on a wall leg alongside a wall reinforcing bar and a beam lower reinforcing bar. And a pair of split precast concrete wall plates having pillars having end faces that join the wall portions together, connecting the lower end bars and the horizontal reinforcing bars of the beams and protruding above the respective wall plates. The upper end of the beam is arranged on the wall reinforcing bar, the slab concrete on the wall plate is poured, and the joint between the opposite wall plates is filled with grout material (or cast-in-place concrete). ing.
(作用) 本発明によれば前記したように2分割された一双の柱
付プレキヤストコンクリート壁板によって耐震壁を構成
するようにしたので、一双のプレキヤストコンクリート
柱とプレキヤストコンクリート耐震壁板によって構成さ
れた従来の耐震壁構造に比して部材点数が2/3に減少す
る。また相隣る前記両耐震壁板の接合部内において、同
各壁板に内蔵された梁下端筋及び壁脚部に密に配設され
た横鉄筋が結合されるとともに、接合端面にコツターを
有する前記両壁板の接合部にグラウト材が充填されたこ
とによって、前記両柱付プレキヤストコンクリート壁板
が一体に結合され、同壁板間の応力の伝達が確実に行な
われる。(Operation) According to the present invention, as described above, the earthquake-resistant wall is constituted by the two divided precast concrete wall plates with columns, so that one pair of the precast concrete columns and the precast concrete earthquake-resistant wall plate are used. The number of members is reduced to 2/3 as compared with the constructed conventional earthquake-resistant wall structure. Further, in the joint portion of the two adjacent earthquake-resistant wall plates, a beam lower reinforcement built in each of the wall plates and a horizontal reinforcing bar densely arranged on the wall leg portion are joined, and a joint is provided at the joint end surface. By filling the grout material in the joint between the two wall plates, the precast concrete wall plates with the two columns are integrally connected, and the transmission of the stress between the wall plates is reliably performed.
また同各壁板の上部に突出している壁筋に梁上端筋を
配設し、壁板上部のスラブコンクリートを打設すること
によって、スラブと耐震壁板とが一体化されるものであ
る。The slab and the aseismic wallboard are integrated by arranging the upper end of the beam on the wall reinforcement projecting above the wallboard and pouring the slab concrete on the upper part of the wallboard.
(実施例) 以下本発明を図示の実施例について説明する。(Example) Hereinafter, the present invention will be described with reference to an illustrated example.
(A)は少なくとも2分割された柱付プレキヤストコ
ンクリート壁板で、壁板部(1)には壁鉄筋(2)及び
梁下端筋(3)並に壁脚部に密に配設された横鉄筋
(4)が内蔵され、鉛直接合面及び水平接合面には夫々
コツター(5)(6)が設けられている。(A) is a precast concrete wall plate with a pillar divided into at least two parts, which are densely arranged on the wall leg portion along with the wall reinforcing bar (2) and the beam bottom reinforcing bar (3) on the wall plate portion (1). A horizontal reinforcing bar (4) is built in, and cotters (5) and (6) are provided on a vertical mating surface and a horizontal joining surface, respectively.
図中(7)は柱付プレキヤストコンクリート壁板
(A)における柱部である。In the figure, (7) is a column in the precast concrete wall plate with column (A).
而して前記一双の柱付プレキヤストコンクリート壁板
(A)を対設し、同各壁板(A)における壁板部(1)
に内蔵された梁下端筋(3)及び横鉄筋(4)の突出端
部をエンクローズド溶接(w)等によって結合するとと
もに、前記各壁板部(1)の上端部より突設された壁鉄
筋(2)または肋筋に梁上端筋(8)を配設し、壁板上
部のスラブコンクリートを打設して、スラブ(B)と前
記各柱付プレキヤストコンクリート壁板(A)とを一体
化するとともに、前記両壁板部(1)(1)間の接合部
にグラウト材(9)を充填して、前記両柱付プレキヤス
トコンクリート板(A)(A)を一体に接合する。Thus, one pair of the precast concrete wall plates (A) with columns are opposed to each other, and the wall plate portion (1) in each of the wall plates (A) is provided.
The projecting ends of the lower beam reinforcing bar (3) and the horizontal reinforcing bar (4) incorporated in the wall plate are joined by enclosed welding (w) or the like, and the wall protruding from the upper end of each of the wall plate portions (1). A beam top bar (8) is arranged on a reinforcing bar (2) or a rib bar, and a slab concrete on an upper portion of a wall plate is cast, and a slab (B) and each of the precast concrete wall plates with columns (A) are connected. At the same time, a grout material (9) is filled in a joint between the two wall plate parts (1) and (1), and the two-part precast concrete plates (A) and (A) are integrally joined. .
前記実施例によれば柱、壁板が夫々独立したプレキヤ
スト部材より構成された従来構造に比して、耐震壁を構
成する部材数が2/3に減少し、その分だけ揚重や建入れ
調整の回数も減少し、施工の簡易化、迅速化を図ること
ができる。According to the above-described embodiment, the number of members constituting the earthquake-resistant wall is reduced to 2/3 as compared with the conventional structure in which the pillar and the wall plate are each formed of an independent precast member, and the lift and the construction are correspondingly reduced. The number of adjustments is also reduced, and simplification and speeding up of construction can be achieved.
また相隣る壁板同士は夫々に内蔵された梁下端筋
(3)及び横筋(4)の突出端部が結合され、且つ相隣
る前記壁板(A)の鉛直接合部には、壁板部(1)にコ
ツター(5)が設けられるとともに、グラウト材(9)
が充填されているので、前記両壁板(A)は一体に接合
され、応力の伝達が確実に行なわれる。Adjacent wall plates are connected to the protruding ends of the built-in lower end bar (3) and the horizontal bar (4), respectively, and the adjacent wall plate (A) has a wall directly joined to the wall. A cotter (5) is provided on the plate portion (1), and a grout material (9) is provided.
Is filled, the two wall plates (A) are integrally joined, and the transmission of stress is reliably performed.
なお、前記鉛直接合部にはスラブ(B)のコンクリー
トとともに現場打ちコンクリートが打設されるようにし
てもよい。It is to be noted that cast-in-place concrete may be poured into the vertical joint portion together with the concrete of the slab (B).
第3図及び第4図は本発明の他の実施例を示し、相隣
る前記壁板(A)の鉛直接合部の幅がある程度以上大き
くなる場合、前記両壁板(A)の間隙にひび割れ防止用
の壁筋(10)を最少鉄筋量程度配筋するものである。FIG. 3 and FIG. 4 show another embodiment of the present invention. In the case where the width of the vertical joint portion of the adjacent wall plates (A) becomes larger than a certain extent, the gap between the two wall plates (A) is increased. A wall reinforcement (10) for preventing cracks is arranged with a minimum reinforcement amount.
図中、前記実施例と均等部分には同一符号が附されて
いる。In the figure, the same reference numerals are given to the same parts as those in the above embodiment.
第5図は本発明の他の実施例を示し、相隣る前記壁板
(A)間に柱鉄筋籠(11)を挿入した場合を示す。FIG. 5 shows another embodiment of the present invention, in which a column-reinforcing cage (11) is inserted between the adjacent wall plates (A).
図中、前記各実施例と均等部分には同一符号が附され
ている。In the figure, the same reference numerals are given to the same parts as those in the above-mentioned embodiments.
(発明の効果) 本発明によれば前記したように、壁鉄筋及び梁下端筋
並に壁脚部に密に配設された横鉄筋を内蔵し、且つ壁と
接合する端面にコツターを有する一双の分割された柱付
プレキヤストコンクリート壁板を対設し、相対する同壁
板の梁下端筋及び壁脚部の横鉄筋を結合して両壁板の接
合部にグラウト材を充填したことによって、前記両壁板
が一体に結合され、応力の伝達が確実に行なわれるもの
である。この際、前記壁脚部の横鉄筋が密に内蔵されて
いて、相対する壁板の前記壁脚部の各横鉄筋が結合さ
れ、両壁板の接合部にグラウト材が充填されることによ
って、両壁板がより確実に接合されるものである。また
前記各壁板の上部から突出した壁筋に梁上端筋を配設し
てスラブコンクリートを打設することによって、スラブ
と前記壁板とが一体化され、構造的に信頼性のある耐震
壁構造が構成される。(Effects of the Invention) According to the present invention, as described above, a twin with a built-in horizontal reinforcing bar densely arranged on a wall leg alongside a wall reinforcing bar and a lower end bar of a beam, and having a cotter on an end face joined to a wall. By splitting the precast concrete wall plate with pillars divided into two, connecting the lower reinforcement of the beam of the same wall plate and the horizontal reinforcing bar of the wall leg, and filling the joint of both wall plates with grout material The two wall plates are integrally connected to each other so that the stress can be transmitted reliably. At this time, the horizontal reinforcing bars of the wall leg portions are densely built in, the respective horizontal reinforcing bars of the wall leg portions of the opposing wall plates are joined, and the joint between the two wall plates is filled with the grout material. The two wall plates are more reliably joined. In addition, the slab and the wall plate are integrated by arranging slab concrete by arranging the upper end of the beam on the wall reinforcement protruding from the upper part of each wall plate, thereby providing a structurally reliable earthquake-resistant wall. The structure is configured.
更にまた本発明によれば、耐震壁部を一双の柱付きプ
レキヤストコンクリート壁板に2分割したことによっ
て、従来構造に比して、プレキヤスト部材数が減少し、
揚重や建方調整の回数が減少し、施工の簡易化が可能と
なり、工期の短縮が図られる。Furthermore, according to the present invention, by dividing the earthquake-resistant wall into two pairs of precast concrete wall plates with columns, the number of precast members is reduced as compared with the conventional structure,
The number of times of lifting and adjustment of the construction is reduced, the construction can be simplified, and the construction period can be shortened.
請求項2の発明は前記両壁板の接合部内に壁筋を配設
するとともに、コンクリートを打設して、同接合部の幅
がある程度以上大きくなった場合のひび割れの発生を防
止したものである。The invention according to claim 2 is to dispose wall reinforcement in the joint portion of the two wall plates and cast concrete to prevent the occurrence of cracks when the width of the joint portion becomes larger than a certain extent. is there.
第1図は本発明に係る鉄筋コンクリート耐震壁構造の一
実施例を示す正面図、第2図はその縦断側面図、第3図
は本発明の他の実施例を示す正面図、第4図はその壁板
接合部を示す横断平面図、第5図は本発明の更に他の実
施例の壁板接合部を示す横断平面図、第6図は従来構造
を示す正面図である。 (A)……柱付プレキヤストコンクリート壁板、 (1)……壁板部、(2)……壁鉄筋、 (3)……梁下端筋、(4)……横鉄筋、 (5)……コツター、(7)……柱部、 (8)……梁上端筋、(9)……グラウト材。FIG. 1 is a front view showing one embodiment of a reinforced concrete shear wall structure according to the present invention, FIG. 2 is a longitudinal side view thereof, FIG. 3 is a front view showing another embodiment of the present invention, and FIG. FIG. 5 is a cross-sectional plan view showing a wall plate joint, FIG. 5 is a cross-sectional plan view showing a wall plate joint of still another embodiment of the present invention, and FIG. 6 is a front view showing a conventional structure. (A) ... Precast concrete wall plate with pillars, (1) ... wall plate portion, (2) ... wall reinforcement, (3) ... beam bottom reinforcement, (4) ... horizontal reinforcement, (5) … Cotter, (7)… pillar, (8)… top beam reinforcement, (9)… grout material.
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 FI 技術表示箇所 E04B 2/56 611 E04B 2/56 611D 621 621R 621A 621S 633 633A 633G 642 642A E04H 9/02 321 E04H 9/02 321B (72)発明者 林 豊 東京都新宿区西新宿1丁目25番1号 大 成建設株式会社内 (72)発明者 阿部 幸夫 東京都新宿区西新宿1丁目25番1号 大 成建設株式会社内 (72)発明者 福島 順一 東京都新宿区西新宿1丁目25番1号 大 成建設株式会社内 (56)参考文献 特開 平2−140339(JP,A) 特公 昭53−34417(JP,B2) 特公 昭51−46962(JP,B2) 「建築の技術施工」1987年1月号P. 154〜155(昭和62年1月1日彰国社発 行)──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. 6 Identification number Agency reference number FI Technical display location E04B 2/56 611 E04B 2/56 611D 621 621R 621A 621S 633 633A 633G 632G 642 642A E04H 9/02 321E04H 9/02 321B (72) Inventor Yutaka Hayashi Taisei Construction Co., Ltd. 1-25-1 Nishi-Shinjuku, Shinjuku-ku, Tokyo (72) Inventor Yukio Abe 1-25-1 Nishi-Shinjuku, Shinjuku-ku, Tokyo Taisei Within Construction Co., Ltd. (72) Inventor Junichi Fukushima 1-25-1, Nishi-Shinjuku, Shinjuku-ku, Tokyo Taisei Construction Co., Ltd. (56) References JP-A-2-140339 (JP, A) 34417 (JP, B2) Japanese Patent Publication No. 51-46962 (JP, B2) "Architectural Engineering Construction", January 1987, pp. 154 to 155 (Showa 6) (Published by Shokoku Company on January 1, 2002)
Claims (2)
された横鉄筋を内蔵し、且つ壁と接合する端面にコツタ
ーを有する相対する一双の分割された柱付プレキヤスト
コンクリート壁板における前記各梁下端筋及び横鉄筋を
結合するとともに、同各壁板の上部に突出している前記
壁鉄筋に梁上端筋を配設し、壁板上部のスラブコンクリ
ートを打設するとともに、相対する前記両壁板の接合部
にグラウト材を充填してなることを特徴とする鉄筋コン
クリート耐震壁構造。1. A pair of split column-mounted precasts having a built-in horizontal reinforcing bar densely arranged on a wall leg along with a wall reinforcing bar and a lower end bar of a beam, and having a cotter on an end face to be joined to a wall. While connecting the beam lower reinforcement and the horizontal reinforcement in the concrete wall plate, arranging the beam upper reinforcement on the wall reinforcement protruding above the respective wall plate, placing the slab concrete on the upper part of the wall plate, A reinforced concrete earthquake-resistant wall structure, characterized in that a grout material is filled in a joint between the opposed wall plates.
ともに、コンクリートを打設してなる請求項1記載の鉄
筋コンクリート耐震壁構造。2. The reinforced concrete earthquake-resistant wall structure according to claim 1, wherein a wall reinforcement is provided in a joint portion between the two wall plates and concrete is cast.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2137281A JP2622013B2 (en) | 1990-05-29 | 1990-05-29 | Reinforced concrete shear wall structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2137281A JP2622013B2 (en) | 1990-05-29 | 1990-05-29 | Reinforced concrete shear wall structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0431573A JPH0431573A (en) | 1992-02-03 |
JP2622013B2 true JP2622013B2 (en) | 1997-06-18 |
Family
ID=15195016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2137281A Expired - Lifetime JP2622013B2 (en) | 1990-05-29 | 1990-05-29 | Reinforced concrete shear wall structure |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2622013B2 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101967851A (en) * | 2009-07-28 | 2011-02-09 | 董杨 | Board-mixing structure assembly type house and building method thereof |
CN104032856A (en) * | 2014-06-17 | 2014-09-10 | 东南大学 | Horizontal connection node of prefabricated shear wall |
CN104074283A (en) * | 2014-07-09 | 2014-10-01 | 长春工程学院 | Novel assembled shear wall with embedded I-shaped steel and manufacturing method of novel assembled shear wall |
KR101778012B1 (en) * | 2016-08-29 | 2017-09-13 | 한국건설기술연구원 | Method of reinforcing wall by vertical division of wall and re-continuation of horizontal bar in wall to avoid strengthening by reducing seismic response in remodelling construction |
CN107460969A (en) * | 2017-08-11 | 2017-12-12 | 淮海工学院 | A kind of assembly method of new precast concrete shear wall |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103821264B (en) * | 2014-03-10 | 2016-11-16 | 初明进 | A kind of precast concrete wall |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2440958C2 (en) * | 1974-08-27 | 1984-03-01 | J.D. Möller Optische Werke GmbH, 2000 Wedel | Microscope for microsurgery |
JPS5334417A (en) * | 1976-09-10 | 1978-03-31 | Sony Corp | Solid state color pick up unit |
-
1990
- 1990-05-29 JP JP2137281A patent/JP2622013B2/en not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
「建築の技術施工」1987年1月号P.154〜155(昭和62年1月1日彰国社発行) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101967851A (en) * | 2009-07-28 | 2011-02-09 | 董杨 | Board-mixing structure assembly type house and building method thereof |
CN104032856A (en) * | 2014-06-17 | 2014-09-10 | 东南大学 | Horizontal connection node of prefabricated shear wall |
CN104074283A (en) * | 2014-07-09 | 2014-10-01 | 长春工程学院 | Novel assembled shear wall with embedded I-shaped steel and manufacturing method of novel assembled shear wall |
KR101778012B1 (en) * | 2016-08-29 | 2017-09-13 | 한국건설기술연구원 | Method of reinforcing wall by vertical division of wall and re-continuation of horizontal bar in wall to avoid strengthening by reducing seismic response in remodelling construction |
CN107460969A (en) * | 2017-08-11 | 2017-12-12 | 淮海工学院 | A kind of assembly method of new precast concrete shear wall |
Also Published As
Publication number | Publication date |
---|---|
JPH0431573A (en) | 1992-02-03 |
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