JP2568326B2 - Connection structure of precast concrete blocks for building foundation - Google Patents
Connection structure of precast concrete blocks for building foundationInfo
- Publication number
- JP2568326B2 JP2568326B2 JP3166342A JP16634291A JP2568326B2 JP 2568326 B2 JP2568326 B2 JP 2568326B2 JP 3166342 A JP3166342 A JP 3166342A JP 16634291 A JP16634291 A JP 16634291A JP 2568326 B2 JP2568326 B2 JP 2568326B2
- Authority
- JP
- Japan
- Prior art keywords
- intermediate member
- blocks
- precast concrete
- foundation
- connection structure
- 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
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- Foundations (AREA)
Description
【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION
【0001】[0001]
【産業上の利用分野】本発明は、建物の基礎を形成する
プレキャストコンクリート(PC)ブロック同士を連結
するための構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for connecting precast concrete (PC) blocks forming the foundation of a building.
【0002】[0002]
【背景技術】図4は建物のコンクリート製基礎を示し、
この基礎は、独立フーチングを形成するPC製のフーチ
ング部材51〜62と、フーチング部材51〜62上に
おいて端部同士が連結される梁部材となっているPC製
の立上部材63〜79とで作られている。図5は、PC
ブロックである立上部材66,68,69,71の端部
のフーチング部材55上における従来の連結構造を示
す。図4で示した立上部材71,73,74,76の端
部のフーチング部材58上における連結構造も同様であ
る。BACKGROUND ART FIG. 4 shows a concrete foundation of a building,
The foundation is composed of PC footing members 51 to 62 forming independent footing, and PC rising members 63 to 79 serving as beam members whose ends are connected to each other on the footing members 51 to 62. It is made. FIG. 5 shows a PC
The conventional connecting structure on the footing member 55 at the end of the rising members 66, 68, 69, 71, which are blocks, is shown. Coupling structure of footing members on 58 of the end portion of the standing upper member 71,73,74,76 shown in FIG. 4 are also the same.
【0003】図5に示されているように、立上部材6
6,68,69,71は、端部66Aと71A、68A
と69Aが向かい合わせられて平面十字形に配置され、
これらの端部66A,68A,69A,71Aの内部に
は補強筋80〜83と結合されたナット84〜87が埋
め込まれている。ナット84〜87には端部66A,6
8A,69A,71Aから外端方向に延びる連結筋88
〜91の後端の雄ねじ部88A〜91Aが螺入され、互
いに端部が向かい合う立上部材66,71の連結筋88
と91、および立上部材68,69の連結筋89と90
がそれぞれスターラップ92で束ねられる。[0003] As shown in FIG. 5, the raised portion member 6
6, 68, 69, 71 are ends 66A and 71A, 68A
And 69A face each other and are arranged in a plane cross,
Nuts 84 to 87 connected to reinforcing bars 80 to 83 are embedded in the ends 66A, 68A, 69A and 71A. Nuts 84 to 87 have end portions 66A, 6
Connecting bar 88 extending from 8A, 69A, 71A toward the outer end
Male screw portions 88A to 91A at the rear ends of the vertical members 91 to 91 are screwed in, and the connecting bars 88 of the rising members 66 and 71 whose ends face each other.
And 91 and connecting bars 89 and 90 of the rising members 68 and 69.
Are bundled with a stirrup 92, respectively.
【0004】この後、立上部材66,68,69,71
に形成された縦溝93に仕切板94が挿入され、これら
の仕切板94で囲まれる空間S内にグラウト材が充填さ
れ、このグラウト材内に連結筋88〜91およびスター
ラップ92が埋められ、グラウト材の凝固により立上部
材66,68,69,71の端部同士が結合される。Thereafter, rising members 66, 68, 69, 71
A partition plate 94 is inserted into the vertical groove 93 formed in the groove, and the space S surrounded by the partition plate 94 is filled with a grout material, and the connecting bars 88 to 91 and the stirrup 92 are buried in the grout material. The ends of the rising members 66, 68, 69, 71 are joined together by solidification of the grout material.
【0005】[0005]
【発明が解決しようとする課題】以上の従来技術による
と、連結筋88,91と連結筋89,90とを干渉させ
ないで十字形にクロスさせるためには、立上部材66,
71内におけるナット84,87の高さ位置と立上部材
68,69内におけるナット85,86の高さ位置とを
違えなければならない。これによると、立上部材をナッ
トの高さ位置が異なる複数種類製作しなければならず、
立上部材の製作およびその管理が面倒になるという問題
があった。According to the above prior art, in order to cross the connecting bars 88 and 91 and the connecting bars 89 and 90 in a cross shape without interfering with each other, the rising members 66,
The height position of the nuts 84 and 87 in 71 must be different from the height position of the nuts 85 and 86 in the rising members 68 and 69. According to this, it is necessary to manufacture a plurality of types of rising members having different nut height positions,
There has been a problem that the production and management of the rising member becomes troublesome.
【0006】本発明の目的は、連結筋の雄ねじ部を螺入
するためにPCブロックに埋め込まれるナットの高さ位
置をそれぞれのPCブロックについて同じにでき、製作
しなければならないPCブロックの種類を少なくできる
ようになる建物の基礎用プレキャストブロックの連結構
造を提供するところにある。An object of the present invention is to make the height of a nut embedded in a PC block for screwing a male thread portion of a connecting bar the same for each PC block, and to determine the type of PC block that must be manufactured. It is an object of the present invention to provide a connection structure of a precast block for a foundation of a building which can be reduced.
【0007】[0007]
【課題を解決するための手段】本発明は、建物の基礎を
形成する4個のプレキャストコンクリートブロックが2
個ずつ端部同士を向かい合わせて平面十字形に配置さ
れ、それぞれの前記ブロックの端部にナットが埋め込ま
れ、これらのナットに前記端部から外端方向に延びる連
結筋の後端の雄ねじ部が螺入される建物の基礎用プレキ
ャストコンクリートブロックの連結構造において、前記
端部同士が向かい合うそれぞれの前記ブロックの間に中
空の中間部材を配置し、この中間部材に形成した孔にそ
れぞれの前記連結筋の先端の雄ねじ部を挿入し、前記中
間部材の内部に突出したこの雄ねじ部にナットを螺合し
て前記中間部材に前記連結筋を繋止したことを特徴とす
るものである。SUMMARY OF THE INVENTION The present invention provides a precast concrete block comprising two precast concrete blocks forming the foundation of a building.
Male threads at the rear end of connecting bars extending in the direction of the outer end from the ends to the nuts are embedded in the ends of the respective blocks, with the ends facing each other and arranged in a plane cross shape. In the connection structure of a precast concrete block for foundation of a building into which a screw is screwed, a hollow intermediate member is disposed between the blocks whose end portions face each other, and a hole formed in the intermediate member is inserted into a hole formed in the intermediate member. > Insert the male thread at the tip of each connecting muscle
A nut is screwed into this male thread that protrudes into the
Wherein the connecting bar is fixed to the intermediate member .
【0008】[0008]
【0009】以上において、前記PCブロックはPC製
のフーチング部材の上部に配置されるPC製の立上部材
でもよく、また、フーチング部と立上部とが一体成形さ
れたPC製の基礎用ブロックでもよい。[0009] In the above, the PC block may be a standing upper member made of PC that is disposed on top of the footing member made PC, also in the footing portion and rising portion and block substructure made PC integrally molded Good.
【0010】[0010]
【作用】それぞれの連結筋の先端の雄ねじ部を中間部材
の孔に挿入し、中間部材の内部に突出した雄ねじ部にナ
ットを螺合して中間部材に連結筋を繋止すると、互いに
端部が向かい合うPCブロック同士は連結筋と中間部材
を介して連結されることになる。この後、それぞれのP
Cブロックの端部周辺にグラウト材が充填されて連結筋
と中間部材はその内部に埋められる。[Action] The external thread at the end of each connecting bar is connected to the intermediate member.
Into the hole of
If the connecting bars are connected to the intermediate member by screwing the slots, the PC blocks whose ends are opposed to each other are connected via the connecting bar and the intermediate member. After this, each P
A grout material is filled around the end of the C block, and the connecting bar and the intermediate member are buried therein.
【0011】本発明では、それぞれのPCブロックの端
部から外端方向に延びるそれぞれの連結筋の先端の雄ね
じ部は中空の中間部材の内部に突出してこの雄ねじ部に
ナットが螺合されるため、これらの連結筋の後端の雄ね
じ部が螺入されるナットをそれぞれのPCブロックに同
じ高さ位置で埋め込むことができ、また、連結筋の後端
の雄ねじ部をPCブロックのナットに強くねじ込んで連
結筋を強固にPCブロックに結合した後でも、中間部材
の内部に突出した連結筋の先端の雄ねじ部に螺合させて
いるナットを回転操作することにより、PCブロックと
中間部材との間隔調整、言い換えると、端部同士が向か
い合っている2個のPCブロックの間隔調整を行えるこ
とになり、これにより所定寸法通りの基礎を形成できる
ことになる。 In the present invention, the male end of each connecting bar extending from the end of each PC block toward the outer end is provided.
The threaded portion projects into the hollow intermediate member and
Since the nut is screwed, it is possible to embed a nut externally threaded portion of the rear end of the connecting muscles are screwed at the same height on each PC block, The rear end of the connecting muscle
Screw the male thread of the PC block into the nut of the PC block.
Even after connecting the skeletal muscle to the PC block firmly,
Screwed into the male thread at the tip of the connecting muscle protruding inside the
By rotating the nut, the PC block and
Adjust the spacing with the intermediate member, in other words, the ends
It is possible to adjust the interval between two PC blocks that match each other.
So that a foundation can be formed according to predetermined dimensions
Will be.
【0012】[0012]
【実施例】以下に本発明の一実施例を添付図面に基づい
て説明する。図1は本実施例に係る連結構造を示し、こ
の連結構造は、図6で示した従来例と同じく、基礎の独
立フーチング部を形成するPC製のフーチング部材1の
上部に配置されるPC製の立上部材2〜5の端部2A〜
5Aを連結するためのものである。従って、本実施例に
おけるPCブロックは立上部材2〜5である。端部2A
と5A、3Aと4Aが互いに向かい合わされて平面十字
形に配置された立上部材2〜5の内部には補強筋6〜9
が各2本上下に埋め込まれ(図3参照)、これらの補強
筋6〜9に端部2A〜5A内に埋め込まれたナット10
〜13が結合されている。これらのナット10〜13の
高さ位置は立上部材2〜5について同じである。An embodiment of the present invention will be described below with reference to the accompanying drawings. FIG. 1 shows a connection structure according to the present embodiment. This connection structure is the same as the conventional example shown in FIG. 6 and is made of a PC made on a PC footing member 1 forming an independent footing part of a base. Ends 2A of rising members 2 to 5 of
It is for connecting 5A. Therefore, the PC blocks in this embodiment are the rising members 2 to 5. End 2A
And 5A, 3A and 4A are facing each other, and reinforcing members 6 to 9 are provided inside the rising members 2 to 5 arranged in a plane cross shape.
Are embedded above and below each other (see FIG. 3), and nuts 10 embedded in the end portions 2A to 5A are inserted into these reinforcing bars 6 to 9 respectively.
To 13 are combined. The height positions of these nuts 10 to 13 are the same for the rising members 2 to 5.
【0013】ナット10〜13には端部2A〜5Aから
外端方向に延びる連結筋14〜17の後端の雄ねじ部1
4A〜17Aが螺入される。これらの連結筋14〜17
の先端は雄ねじ部14B〜17Bとなっており、これら
の雄ねじ部14B〜17Bにより、立上部材2〜5の端
部2A〜5Aの間に配置された中間部材18に連結筋1
4〜17の先端が繋止される。Male nuts 1 at the rear ends of connecting bars 14 to 17 extending outward from the ends 2A to 5A to the nuts 10 to 13
4A to 17A are screwed. These connecting muscles 14-17
Are formed with external threaded portions 14B to 17B. These external threaded portions 14B to 17B connect the connecting member 1 to the intermediate member 18 disposed between the ends 2A to 5A of the rising members 2 to 5.
The tips of 4 to 17 are locked.
【0014】具体的には、中間部材18は、図2の通
り、平面四角形の金属製角筒部材であり、各側面に上下
2個の孔19が形成されている。これらの孔19に1個
の立上部材2〜5について上下2本設けられた連結筋1
4〜17の先端の雄ねじ部14B〜17Bが挿入され、
中空の中間部材18の内部に突出した雄ねじ部14B〜
17Bにナット20が螺合されて締め付けられる。これ
により、連結筋14〜17の先端は中間部材18の内部
にねじ止め連結方式により繋止されることになり、立上
部材2〜5は連結筋14〜17と中間部材18を介して
互いに連結される。More specifically, as shown in FIG. 2, the intermediate member 18 is a square metal member having a flat rectangular shape, and two upper and lower holes 19 are formed on each side surface. The connecting bars 1 provided in these holes 19 are provided two upper and lower two for one rising member 2-5.
Male screw portions 14B to 17B at the tips of 4 to 17 are inserted,
Male screw part 14B projecting into hollow intermediate member 18
The nut 20 is screwed into 17B and tightened. As a result, the distal ends of the connecting bars 14 to 17 are fixed to the inside of the intermediate member 18 by the screw connection method, and the rising members 2 to 5 are connected to the connecting bars 14 to 17 and the intermediate member 18. Are connected to each other.
【0015】この後、図1の通り、立上部材2〜5に設
けられた縦溝21に仕切板22を挿入し、これらの仕切
板22で囲まれる立上部材2〜5の端部2A〜5Aの周
辺の空間A内にグラウト材を充填し、グラウト材内に連
結筋14〜17と中間部材18を埋める。また、このグ
ラウト材は、図3の通り、前記フーチング部材1の上部
に立上部材2〜5を高さレベルを揃えて配置するために
設けられた高さレベル調整ボルト23によるフーチング
部材1と立上部材2〜5との間の隙間にも充填され、こ
の隙間はグラウト材で埋められる。グラウト材が凝固す
ると、立上部材2〜5の端部2A〜5Aはグラウト材で
固められ、建物の基礎が完成する。Thereafter, as shown in FIG. 1, a partition plate 22 is inserted into a vertical groove 21 provided in the rising members 2 to 5, and the end portions 2A of the rising members 2 to 5 surrounded by the partition plates 22. The grout material is filled in the space A around the area of ~ 5A, and the connecting bars 14 to 17 and the intermediate member 18 are buried in the grout material. Further, as shown in FIG. 3, the grout material is provided with the footing member 1 by the height level adjusting bolts 23 provided to arrange the rising members 2 to 5 on the upper portion of the footing member 1 at the same height level. The gap between the rising members 2 to 5 is also filled, and the gap is filled with the grout material. When the grout material solidifies, the ends 2A to 5A of the rising members 2 to 5 are solidified with the grout material, and the foundation of the building is completed.
【0016】[0016]
【0017】以上説明した実施例は、端部同士が連結さ
れるPCブロックがフーチング部材1の上部に配置され
る立上部材2〜5の場合であったが、本発明は、PCブ
ロックがフーチング部と立上部とが一体成形された基礎
用ブロックである場合にも適用でき、また、フーチング
部材が独立フーチング部を形成するものではなく、立上
部材と同様に長寸の長さを有する場合にも適用できる。In the embodiment described above, the PC blocks whose ends are connected to each other are the rising members 2 to 5 arranged above the footing member 1, but the present invention is not limited to the case where the PC blocks are footed. It can be applied to the case where the part and the rising part are a foundation block molded integrally, and also when the footing member does not form an independent footing part and has a long length like the rising member. Also applicable to
【0018】[0018]
【発明の効果】本発明によれば、4個のPCブロックの
端部から外端方向に延びるそれぞれの連結筋の先端の雄
ねじ部をPCブロックの間に配置された中空の中間部材
の孔に挿入し、中間部材の内部に突出したこの雄ねじ部
にナットを螺合することにより中間部材に連結筋を繋止
する構造としたため、これらの連結筋の後端の雄ねじ部
を螺入するためのナットをそれぞれのPCブロックに同
じ高さ位置で埋め込むことができるようになり、このた
め、PCブロックをナットの高さ位置を異ならせて複数
種類作る必要がなくなり、PCブロックの種類を削減で
き、このため、これらのブロックの製作および管理が容
易になる。また、PCブロックのナットに連結筋の後端
の雄ねじ部を強くねじ込み、これによって連結筋をPC
ブロックに強固に結合した後でも、中空の中間部材の内
部に突出した連結筋の先端の雄ねじ部に螺合させている
ナットを回転操作することにより、PCブロックと中間
部材との間隔調整、言い換えると、端部同士が向かい合
っている2個のPCブロックの間隔調整を行えることに
なり、このため、施工する基礎を所定寸法通りとなった
正確なものにできる。 According to the present invention, the male members at the tips of the connecting bars extending outward from the ends of the four PC blocks.
Hollow intermediate member with screw part arranged between PC blocks
This male screw part inserted into the hole of and protruded inside the intermediate member
A nut for screwing the male thread at the rear end of these connecting bars is embedded in each PC block at the same height position because the connecting bars are connected to the intermediate member by screwing nuts to the connecting members. Therefore, it is not necessary to make a plurality of types of PC blocks with different heights of the nuts, and the number of types of PC blocks can be reduced. Therefore, the production and management of these blocks can be easily performed. Become. Also, connect the rear end of the connecting bar to the nut of the PC block.
Screw the male thread of the
Even after firmly connecting to the block,
Screwed into the male thread at the end of the connecting bar that protrudes
By rotating the nut, the PC block and the middle
Adjust the gap with the member, in other words, the ends
To adjust the distance between two PC blocks
Therefore, the foundation to be constructed was as specified dimensions
It can be accurate.
【図1】本発明の一実施例に係る連結構造を示す平面図
である。FIG. 1 is a plan view showing a connection structure according to an embodiment of the present invention.
【図2】図1で示された中間部材の斜視図である。FIG. 2 is a perspective view of the intermediate member shown in FIG.
【図3】図1の右方向から見た側断面図である。FIG. 3 is a side sectional view seen from the right direction in FIG. 1;
【図4】基礎の全体を示す平面図である。 FIG. 4 is a plan view showing the entire foundation.
【図5】図4の一部拡大図であって、従来例を示す図1
と同様の図である。 5 is a partially enlarged view of FIG . 4, showing a conventional example.
FIG.
2〜5 PCブロックであるPC製の立上部材 2A〜5A 端部 10〜13 ナット 14〜17 連結筋 14A〜17A 連結筋の後端の雄ねじ部 18 中間部材2-5 PC erecting member as PC block 2A-5A End 10-13 Nut 14-17 Connecting bar 14A-17A Male thread at rear end of connecting bar 18 Intermediate member
Claims (1)
トコンクリートブロックが2個ずつ端部同士を向かい合
わせて平面十字形に配置され、それぞれの前記ブロック
の端部にナットが埋め込まれ、これらのナットに前記端
部から外端方向に延びる連結筋の後端の雄ねじ部が螺入
される建物の基礎用プレキャストコンクリートブロック
の連結構造において、前記端部同士が向かい合うそれぞ
れの前記ブロックの間に中空の中間部材を配置し、この
中間部材に形成した孔にそれぞれの前記連結筋の先端の
雄ねじ部を挿入し、前記中間部材の内部に突出したこの
雄ねじ部にナットを螺合して前記中間部材に前記連結筋
を繋止したことを特徴とする建物の基礎用プレキャスト
コンクリートブロックの連結構造。1. Four precast concrete blocks forming the foundation of a building are arranged two-by-two in a plane cross shape with their ends facing each other, and nuts are embedded in the ends of each of said blocks. In a connection structure for a precast concrete block for a foundation of a building in which a male screw portion at a rear end of a connecting bar extending from the end portion to the outer end direction is screwed into a nut, a hollow space is provided between each of the blocks facing each other. The intermediate member is arranged, and a hole formed in the intermediate member is provided with a tip of each of the connecting muscles .
Insert the male screw part and project it inside the intermediate member.
A connection structure for a precast concrete block for a foundation of a building, wherein a nut is screwed into a male screw portion to fix the connection bar to the intermediate member .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3166342A JP2568326B2 (en) | 1991-06-11 | 1991-06-11 | Connection structure of precast concrete blocks for building foundation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3166342A JP2568326B2 (en) | 1991-06-11 | 1991-06-11 | Connection structure of precast concrete blocks for building foundation |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04363419A JPH04363419A (en) | 1992-12-16 |
JP2568326B2 true JP2568326B2 (en) | 1997-01-08 |
Family
ID=15829596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3166342A Expired - Lifetime JP2568326B2 (en) | 1991-06-11 | 1991-06-11 | Connection structure of precast concrete blocks for building foundation |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2568326B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6971145B2 (en) * | 2017-12-27 | 2021-11-24 | 大和ハウス工業株式会社 | Foundation structure and manufacturing method of foundation structure |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5216544Y2 (en) * | 1973-06-21 | 1977-04-14 | ||
JPS52139217A (en) * | 1976-05-17 | 1977-11-21 | Dekotsupu Enjiniyaringu Kk | Connection device of precast concrete plate |
JPS52144114A (en) * | 1976-05-25 | 1977-12-01 | Mitsuo Koji | Connection method of assembly portion material |
JP2725021B2 (en) * | 1988-05-20 | 1998-03-09 | 積水ハウス株式会社 | Floor made of PC slab designed to bear horizontal load |
-
1991
- 1991-06-11 JP JP3166342A patent/JP2568326B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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JPH04363419A (en) | 1992-12-16 |
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