JP2017031647A - Supporting member, concrete installation formwork and concrete structure construction method - Google Patents

Supporting member, concrete installation formwork and concrete structure construction method Download PDF

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JP2017031647A
JP2017031647A JP2015152122A JP2015152122A JP2017031647A JP 2017031647 A JP2017031647 A JP 2017031647A JP 2015152122 A JP2015152122 A JP 2015152122A JP 2015152122 A JP2015152122 A JP 2015152122A JP 2017031647 A JP2017031647 A JP 2017031647A
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concrete
concrete panel
panel
formwork
horizontal
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JP6655320B2 (en
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正 斉原
Tadashi Saihara
正 斉原
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Priority to JP2015152122A priority Critical patent/JP6655320B2/en
Priority to KR1020187004080A priority patent/KR20180037977A/en
Priority to PCT/JP2016/072133 priority patent/WO2017022610A1/en
Priority to CN201680044989.3A priority patent/CN107849855A/en
Priority to EP16832889.6A priority patent/EP3330458A4/en
Priority to US15/749,084 priority patent/US20180258637A1/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/08Forms, which are completely dismantled after setting of the concrete and re-built for next pouring
    • E04G11/12Forms, which are completely dismantled after setting of the concrete and re-built for next pouring of elements and beams which are mounted during erection of the shuttering to brace or couple the elements
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/02Connecting or fastening means for non-metallic forming or stiffening elements
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/842Walls made by casting, pouring, or tamping in situ by projecting or otherwise applying hardenable masses to the exterior of a form leaf
    • E04B2/847Walls made by casting, pouring, or tamping in situ by projecting or otherwise applying hardenable masses to the exterior of a form leaf the form leaf comprising an insulating foam panel
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8647Walls made by casting, pouring, or tamping in situ made in permanent forms with ties going through the forms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/06Tying means; Spacers ; Devices for extracting or inserting wall ties
    • E04G17/065Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/06Tying means; Spacers ; Devices for extracting or inserting wall ties
    • E04G17/065Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
    • E04G17/0651One-piece elements
    • E04G17/0654One-piece elements remaining completely or partially embedded in the cast material
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2002/8682Mixed technique using permanent and reusable forms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2002/8688Scaffoldings or removable supports therefor

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)

Abstract

PROBLEM TO BE SOLVED: To provide a supporting member that enables a formwork to be easily assembled and disassembled and can be repeatedly used, a concrete installation formwork and a construction structure construction method.SOLUTION: A concrete installation formwork comprises: multiple horizontal rails 71 in length corresponding to a breadth W of a concrete panel 12; multiple vertical rails 72 in length corresponding to a height V of the concrete panel 12; and a bolt/nut composition 60, which penetrates an intersection 73 of multiple parallel horizontal rails 71 and multiple parallel vertical rails 72 that are combined in lattice shape and latches in inner direction of a cavity 20. A concavity R is formed on at least either the horizontal rail 71 or the vertical rail 72 at the intersection 73, which partly or entirely receives thickness Q and width P of the other rail that faces the rail having the concavity and can be fitted thereto. The horizontal rail 71 and the vertical rail 72 are made of a channel steel or a metal material of equivalent shape. The horizontal rails 71 and the vertical rails 72 combined into lattice shape contact an outer face 12a of the concrete panel 12 at equal spaces.SELECTED DRAWING: Figure 1

Description

本発明は、支保部材、コンクリート打設用型枠およびコンクリート構造物の建造方法に関し、より詳しくは、鉄筋組や鉄骨を囲んで相対して設置される型枠パネルを支持する支保部材、および、その支保部材を用いたコンクリート打設用型枠、さらに、そのコンクリート打設用型枠により形成されたコンクリート打設空間部(以下、「キャビティ」という)内にコンクリートを打設して鉄筋コンクリート構造物や鉄骨鉄筋コンクリート構造物(以下、単に「コンクリート構造物」という)を建造するコンクリート構造物の建造方法に関する。   The present invention relates to a support member, a concrete casting form, and a method for constructing a concrete structure, and more specifically, a support member that supports a form panel that is installed to surround a reinforcing bar group or a steel frame, and Reinforced concrete structure by placing concrete in a concrete placement space (hereinafter referred to as “cavity”) formed by the concrete placement form using the support member and further by the concrete placement form. Further, the present invention relates to a method for constructing a concrete structure for constructing a steel reinforced concrete structure (hereinafter simply referred to as “concrete structure”).

従来のコンクリート建造物の形成工法は、一般に、鉄筋を組み合わせる配筋工程と、配筋を囲んで所定の間隔を以って型枠パネルを対向設置する型枠組工程と、型枠パネル間に構成したキャビティ内にコンクリートを流し込むコンクリート打設工程を有し、所定の養生期間を経た後に型枠パネルを解体する工程を経て柱、梁、壁あるいはスラブ等の各コンクリート躯体部位を形成する。従来工法においては、このように各コンクリート躯体部位を形成する際に組み立てた型枠パネルを解体して工事現場から搬出する作業が行われ、手間を要するとともに解体作業の日数や型枠パネルや組立用部材等を一時保管するスペース等が必要であった。   Conventional concrete building forming methods generally consist of a rebaring process that combines reinforcing bars, a formwork assembly process that surrounds the rebars and places the formwork panels facing each other at a predetermined interval, and the formwork panels. The concrete has a concrete pouring process for pouring concrete into the cavity, and each concrete frame part such as a column, beam, wall or slab is formed through a process of disassembling the formwork panel after a predetermined curing period. In the conventional method, the work of disassembling the formwork panel assembled when forming each concrete frame part in this way and carrying it out from the construction site is performed. A space for temporarily storing the members and the like was necessary.

また、従来のコンクリート建造物の形成工法においては、上述したコンクリート躯体部位に対して間柱や枠材等の内装ボード等の内装材を取り付けるための取付け部材の組立工程を実行する。また、従来工法においては、むき出しのコンクリート躯体の表面に適宜の断熱・防湿ボード等の断熱・防湿体を敷き込んで断熱、遮音、防湿等の対応を図った後に、内装材の取付け工程を実行する。したがって、従来工法においては、断熱・防湿体およびその設置工程も行われるために日数やコスト増となっていた。   Moreover, in the conventional concrete building forming method, an assembling process of an attachment member for attaching interior materials such as interior boards such as studs and frames to the concrete frame portion described above is executed. Also, in the conventional method, the interior material mounting process is executed after appropriate insulation, sound insulation, moisture prevention, etc. are laid by laying appropriate heat insulation / moisture-proof body such as insulation / moisture-proof board on the surface of the exposed concrete frame. To do. Therefore, in the conventional construction method, the heat insulation / moisture-proof body and its installation process are also performed, which increases the number of days and costs.

上述した従来のコンクリート建造物の形成工法の問題を解決する工法として、本出願人も発泡合成樹脂製の型枠パネルを用い、この型枠パネルを形成するコンクリート躯体部位の表面に残してコンクリート構造物を形成する工法を提案した(特許文献1参照)。かかるコンクリート建造物の形成工法によれば、型枠パネルの解体工程が不要となり、またコンクリート躯体部位の表面に一体化された発泡合成樹脂製の型枠パネルが上述した断熱・防湿体の機能を発揮する。   As a method of solving the problems of the conventional concrete building forming method described above, the present applicant also uses a foamed synthetic resin formwork panel and leaves it on the surface of the concrete frame part that forms this formwork panel. The construction method which forms a thing was proposed (refer patent document 1). According to the concrete building forming method, the dismantling process of the formwork panel is not necessary, and the foamed synthetic resin formwork panel integrated on the surface of the concrete frame part functions as the above-described heat insulating and moisture-proof body. Demonstrate.

特許文献1に記載のコンクリート打設用型枠は、一対の発泡合成樹脂製の型枠パネルを連結機構を介して対向間隔を調整可能にして組み合わせてなる。コンクリート打設用型枠は、連結機構が、中央部で結合することによりX字状に組み合わされた一対のアーム(ウェブ)と、型枠パネルの外側面にそれぞれ組み合わされて各アームの先端部を連結する連結片が形成された一対のプレートとにより構成する。コンクリート打設用型枠は、一対のアームが中央部において回動自在に結合され、先端部が型枠パネルを貫通されたプレートの取付け片と連結位置を調整されて連結されることにより型枠パネルの対向間隔が適宜設定されて型枠の組立が行われる。   The concrete casting form described in Patent Document 1 is formed by combining a pair of foamed synthetic resin form panels with an opposing distance adjustable via a coupling mechanism. The concrete casting mold is composed of a pair of arms (webs) combined in an X shape by connecting the coupling mechanisms at the center, and the outer ends of the formwork panels. And a pair of plates on which connecting pieces are formed. The concrete casting mold is formed by a pair of arms that are pivotally coupled at the center, and the tip is connected to a plate mounting piece that has penetrated the mold panel to adjust the coupling position. Assembling of the mold is performed by appropriately setting the interval between the panels.

特許第4169159号公報Japanese Patent No. 4169159

しかしながら、上述した種々の特徴を有するコンクリート打設用型枠ではあるが、工期の短縮化と部材費の低減により工費を大幅に低減するという観点から、特に、支保部材(ベースプレート)について、少なからず改善余地がある。本発明は、このような問題に鑑みてなされたもので、その目的とするところは、型枠の組み立てと分解を容易にすることが可能な支保部材、それを用いたコンクリート打設用型枠あるいはコンクリート構造物の建造方法を提供することにある。その結果、工期の短縮化と部材費の低減により工費を大幅に低減させるという目的もある。さらに、本発明に係る支保部材は、サイズを変更するだけでベニヤ板等による普通型枠、EPS型枠、ロックセル型枠、その他全ての型枠パネルに使用可能とする汎用化の目的もある。   However, although it is a concrete casting form having the above-mentioned various features, it is not limited to the support member (base plate), particularly from the viewpoint of significantly reducing the construction cost by shortening the construction period and reducing the material cost. There is room for improvement. The present invention has been made in view of such problems, and an object of the present invention is to provide a support member capable of facilitating assembly and disassembly of a mold, and a concrete casting mold using the same. Or it is providing the construction method of a concrete structure. As a result, the construction cost can be greatly reduced by shortening the construction period and reducing the material cost. Furthermore, the support member according to the present invention has a general purpose to be usable for ordinary formwork such as plywood, EPS formwork, lock cell formwork, and all other formwork panels only by changing the size.

本発明は、このような目的を達成するためになされたもので、請求項1に記載の発明は、コンクリートを打設する所定の空間としてキャビティ(20)を設けるコンクリートパネル(12)の外側面(12a)を支持して繰り返し使用可能な支保部材であって、前記コンクリートパネル(12)の横幅(W)に応じた長さの複数の横桟(71)と、前記コンクリートパネル(12)の高さ(V)に応じた長さの複数の縦桟(72)と、それぞれ平行な複数の前記横桟(71)および前記縦桟(72)が格子状に組み合された交点(73)を貫通して前記キャビティ(20)の内部方向へと係止するボルト・ナット構成(60)と、を備え、前記交点(73)に係る前記横桟(71)および前記縦桟(72)の少なくともいずれかには、それぞれ対面する相手の桟の厚さ(Q)の一部又は全部と幅(P)とを受け入れて嵌着可能な凹部(R)を設け、前記横桟(71)および前記縦桟(72)は、溝形鋼又は同等形状の金属材料により構成され、前記格子状に組み合された前記横桟(71)および前記縦桟(72)は、前記コンクリートパネル(12)の外側面(12a)にそれぞれ等間隔で接触することを特徴とする。   The present invention has been made to achieve such an object, and the invention according to claim 1 is directed to an outer surface of a concrete panel (12) provided with a cavity (20) as a predetermined space for placing concrete. A support member that can be used repeatedly while supporting (12a), and a plurality of horizontal rails (71) having a length corresponding to the lateral width (W) of the concrete panel (12), and the concrete panel (12) A plurality of vertical bars (72) having a length corresponding to the height (V), and a plurality of the horizontal bars (71) and the vertical bars (72), which are parallel to each other, are intersecting points (73). A bolt / nut configuration (60) that passes through the inner side of the cavity (20) and engages with the transverse beam (71) and the vertical beam (72) of the intersection (73). At least one of them A recess (R) is provided that can receive and fit part or all of the thickness (Q) and width (P) of the opposing beam, and the horizontal beam (71) and the vertical beam (72) The horizontal beam (71) and the vertical beam (72), which are made of groove steel or an equivalent-shaped metal material and combined in the lattice shape, are formed on the outer surface (12a) of the concrete panel (12). It contacts at equal intervals, respectively.

また、請求項2に記載の発明は、コンクリートを打設する所定の空間としてキャビティ(20)を設けるコンクリートパネル(12)を支持して繰り返し使用可能な支保部材により固定されるコンクリート打設用型枠(100)であって、前記支保部材は、前記コンクリートパネル(12)の横幅(W)に応じた長さの複数の横桟(71)と、前記コンクリートパネル(12)の高さ(V)に応じた長さの複数の縦桟(72)と、それぞれ平行な複数の前記横桟(71)および前記縦桟(72)が格子状に組み合された交点(73)を貫通して前記キャビティ(20)の内部方向へと係止するボルト・ナット構成(60)と、前記コンクリートパネル(12)および前記交点(73)に位置合わせして穿設された取付孔(13),(74)を貫通する型枠固定棒(40)と、前記型枠固定棒(40)の所定位置に係止されて前記キャビティ(20)の内側から外側方向に前記コンクリートパネル(12)を支持する躯体側型枠固定材(50)と、を備え、前記交点(73)に係る前記横桟(71)および前記縦桟(72)の少なくともいずれかには、それぞれ対面する相手の桟の厚さ(Q)の一部又は全部と幅(P)とを受け入れて嵌着可能な凹部(R)を設け、前記横桟(71)および前記縦桟(72)は、溝形鋼又は同等形状の金属材料により構成され、前記格子状に組み合された前記横桟(71)および前記縦桟(72)は、前記コンクリートパネル(12)の外側面(12a)にそれぞれ等間隔で接触し、前記型枠固定棒(40)の長さ方向の中央部(O)から一端(41)に向けて、前記躯体側型枠固定材(50)と、前記コンクリートパネル(12)と、前記支保部材と、の順に配置して形成され、前記ボルト・ナット構成(60)は前記型枠固定棒(40)の少なくとも一端(41)に形成されていることを特徴とする。   Further, the invention according to claim 2 is a concrete placement mold that is fixed by a support member that can be used repeatedly by supporting a concrete panel (12) having a cavity (20) as a predetermined space for placing concrete. It is a frame (100), Comprising: The said supporting member is the height (V) of the some horizontal rail (71) of length according to the horizontal width (W) of the said concrete panel (12), and the said concrete panel (12). ) And a plurality of vertical bars (72) each having a length corresponding to each other, and a plurality of the horizontal bars (71) and the vertical bars (72) that are parallel to each other pass through an intersection (73) that is combined in a lattice shape. Bolt and nut structure (60) that locks inwardly into the cavity (20), and mounting holes (13) that are drilled in alignment with the concrete panel (12) and the intersection (73). 74) A mold fixing rod (40) that passes therethrough and a frame-side die that is locked to a predetermined position of the mold fixing rod (40) and supports the concrete panel (12) from the inside to the outside of the cavity (20). Frame fixing material (50), and at least one of the horizontal beam (71) and the vertical beam (72) related to the intersection (73), the thickness (Q) of the opposite beam facing each other A recess (R) that accepts a part or all of the width and width (P) is provided, and the horizontal beam (71) and the vertical beam (72) are made of channel steel or an equivalent-shaped metal material. The horizontal beam (71) and the vertical beam (72) configured and assembled in the lattice shape are in contact with the outer side surface (12a) of the concrete panel (12) at equal intervals, and fixed to the formwork. One end (41 from the center (O) in the longitudinal direction of the rod (40) The frame-side formwork fixing member (50), the concrete panel (12), and the support member are arranged in this order, and the bolt / nut structure (60) is fixed to the formwork. The rod (40) is formed on at least one end (41).

また、請求項3に記載の発明は、請求項2に記載のコンクリート打設用型枠において、前記コンクリートパネル(12)は、凹凸を形成する輪郭により隣接する外周縁部(11)どうしが嵌合可能な同一又は類似形状の単位パネル(10)を適宜連結して構成されることを特徴とする。   Further, the invention according to claim 3 is the concrete placement form according to claim 2, wherein the concrete panel (12) is fitted with the outer peripheral edge portions (11) adjacent to each other by the contour forming the irregularities. The unit panel (10) of the same or similar shape which can be combined is connected suitably, It is characterized by the above-mentioned.

また、請求項4に記載の発明は、請求項2又は3に記載のコンクリート打設用型枠において、前記型枠固定棒(40)の前記中央部(O)から前記一端(41)までの構成と、前記中央部(O)から他端(42)までの構成と、は対称であることを特徴とする。   The invention according to claim 4 is the concrete casting form according to claim 2 or 3, wherein the center part (O) of the formwork fixing rod (40) to the one end (41). The configuration and the configuration from the central portion (O) to the other end (42) are symmetric.

また、請求項5に記載の発明は、請求項2〜4のいずれか1項に記載のコンクリート打設用型枠において、前記単位パネル(10)は、独立気泡型発泡合成樹脂により形成されていることを特徴とする。   The invention according to claim 5 is the concrete placement mold according to any one of claims 2 to 4, wherein the unit panel (10) is formed of closed-cell foamed synthetic resin. It is characterized by being.

また、請求項6に記載の発明は、請求項2〜5のいずれか1項に記載のコンクリート打設用型枠において、前記単位パネル(10)は、外周縁部(11)に嵌合部(9)が形成されるとともに、相対する嵌合部(9)を嵌合することにより前記外周縁部(11)を突き合わせて多数枚が上下左右に組み合わされて設置され、前記嵌合部(9)は、前記単位パネル(10)の厚さ(G)方向に区分けした内側領域(2)と外側領域(3)のそれぞれに、嵌合凸部(4)と、この嵌合凸部(4)とほぼ同等の開口寸法(H)を有する嵌合凹部(5)を長さ方向(Z)の全域に亘って交互に形成してなる内側嵌合部(6)と外側嵌合部(7)から構成されるとともに、これら内側嵌合部(6)と外側嵌合部(7)の前記嵌合凸部(4)と前記嵌合凹部(5)とが1ピッチ分ずれて対向位置に形成されることを特徴とする。   The invention according to claim 6 is the concrete placement form according to any one of claims 2 to 5, wherein the unit panel (10) is fitted to the outer peripheral edge (11). (9) is formed, and by fitting the opposing fitting portion (9), the outer peripheral edge portion (11) is abutted and a large number of sheets are combined in the vertical and horizontal directions, and the fitting portion ( 9) includes a fitting projection (4) and a fitting projection (4) on each of the inner region (2) and the outer region (3) divided in the thickness (G) direction of the unit panel (10). 4) and an inner fitting portion (6) and an outer fitting portion (5) formed by alternately forming fitting recesses (5) having an opening dimension (H) substantially equal to the length direction (Z). 7), and the fitting projection (4) and the fitting recess of the inner fitting portion (6) and the outer fitting portion (7). (5) and is characterized in that it is formed on the opposite positions displaced by one pitch.

また、請求項7に記載の発明は、コンクリートを打設する所定の空間としてキャビティ(20)を設けるコンクリートパネル(12)の外側面(12a)を支持する支保部材を繰り返し使用するコンクリート構造物の建造方法であって、前記支保部材は、前記コンクリートパネル(12)の横幅(W)に応じた長さの複数の横桟(71)と、前記コンクリートパネル(12)の高さ(V)に応じた長さの複数の縦桟(72)と、それぞれ平行な複数の前記横桟(71)および前記縦桟(72)が格子状に組み合された交点(73)を貫通して前記キャビティ(20)の内部方向へと係止するボルト・ナット構成(60)と、を備え、前記交点(73)に係る前記横桟(71)および前記縦桟(72)の少なくともいずれかには、それぞれ対面する相手の桟の厚さ(Q)の一部又は全部と幅(P)とを受け入れて嵌着可能な凹部(R)を設け、前記横桟(71)および前記縦桟(72)は、溝形鋼又は同等形状の金属材料により構成され、前記格子状に組み合された前記横桟(71)および前記縦桟(72)は、前記コンクリートパネル(12)の外側面(12a)にそれぞれ等間隔で接触することを特徴とする。   According to the seventh aspect of the present invention, there is provided a concrete structure that repeatedly uses a supporting member that supports the outer surface (12a) of a concrete panel (12) in which a cavity (20) is provided as a predetermined space for placing concrete. In the construction method, the support member is provided with a plurality of horizontal rails (71) having a length corresponding to a horizontal width (W) of the concrete panel (12) and a height (V) of the concrete panel (12). A plurality of vertical bars (72) having a corresponding length, and a plurality of the horizontal bars (71) and the vertical bars (72) that are parallel to each other pass through intersections (73) that are combined in a lattice shape to form the cavity. A bolt / nut configuration (60) that locks in the internal direction of (20), and at least one of the horizontal beam (71) and the vertical beam (72) according to the intersection (73), Face to face A recess (R) that accepts and fits part or all of the thickness (Q) and width (P) of the opposite beam, and the horizontal beam (71) and the vertical beam (72) The horizontal beam (71) and the vertical beam (72), which are made of grooved steel or an equivalent-shaped metal material and are combined in the lattice shape, are respectively provided on the outer surface (12a) of the concrete panel (12). It contacts at equal intervals.

また、請求項8に記載の発明は、コンクリートを打設する所定の空間としてキャビティ(20)を設けるコンクリートパネル(12)を支持して繰り返し使用可能な支保部材により固定されるコンクリート打設用型枠(100)を用いたコンクリート構造物の建造方法であって、前記支保部材は、前記コンクリートパネル(12)の横幅(W)に応じた長さの複数の横桟(71)と、前記コンクリートパネル(12)の高さ(V)に応じた長さの複数の縦桟(72)と、それぞれ平行な複数の前記横桟(71)および前記縦桟(72)が格子状に組み合された交点(73)を貫通して前記キャビティ(20)の内部方向へと係止するボルト・ナット構成(60)と、前記コンクリートパネル(12)および前記交点(73)に位置合わせして穿設された取付孔(13),(74)を貫通する型枠固定棒(40)と、前記型枠固定棒(40)の所定位置に係止されて前記キャビティ(20)の内側から外側方向に前記コンクリートパネル(12)を支持する躯体側型枠固定材(50)と、を備え、前記交点(73)に係る前記横桟(71)および前記縦桟(72)の少なくともいずれかには、それぞれ対面する相手の桟の厚さ(Q)の一部又は全部と幅(P)とを受け入れて嵌着可能な凹部(R)を設け、前記横桟(71)および前記縦桟(72)は、溝形鋼又は同等形状の金属材料により構成され、前記格子状に組み合された前記横桟(71)および前記縦桟(72)は、前記コンクリートパネル(12)の外側面(12a)にそれぞれ等間隔で接触し、前記型枠固定棒(40)の長さ方向の中央部(O)から一端(41)に向けて、前記躯体側型枠固定材(50)と、前記コンクリートパネル(12)と、前記支保部材と、の順に配置して形成され、前記ボルト・ナット構成(60)は前記型枠固定棒(40)の少なくとも一端(41)に形成されていることを特徴とする。   The invention according to claim 8 is a concrete placement mold fixed by a support member that can be used repeatedly by supporting a concrete panel (12) having a cavity (20) as a predetermined space for placing concrete. A method for constructing a concrete structure using a frame (100), wherein the supporting member includes a plurality of horizontal rails (71) having a length corresponding to a horizontal width (W) of the concrete panel (12), and the concrete. A plurality of vertical bars (72) having a length corresponding to the height (V) of the panel (12) and a plurality of the horizontal bars (71) and the vertical bars (72) parallel to each other are combined in a lattice shape. A bolt / nut configuration (60) that passes through the intersection (73) and locks into the cavity (20), and is aligned with the concrete panel (12) and the intersection (73). A mold fixing rod (40) penetrating through the provided mounting holes (13) and (74), and locked at a predetermined position of the mold fixing rod (40), from the inside to the outside of the cavity (20). A frame-side formwork fixing member (50) for supporting the concrete panel (12), and at least one of the horizontal beam (71) and the vertical beam (72) according to the intersection (73) And a recess (R) capable of receiving and fitting part or all of the thickness (Q) and width (P) of the opposing beam, respectively, and providing the horizontal beam (71) and the vertical beam (72). ) Is made of channel steel or a metal material of an equivalent shape, and the horizontal beam (71) and the vertical beam (72) combined in the lattice shape are the outer surface (12a) of the concrete panel (12). ) At equal intervals, the mold fixing rod (40) From the central portion (O) in the vertical direction toward one end (41), the frame-side formwork fixing material (50), the concrete panel (12), and the support member are arranged and formed in this order. The bolt / nut configuration (60) is formed on at least one end (41) of the formwork fixing rod (40).

また、請求項9に記載の発明は、請求項7又は8に記載のコンクリート構造物の建造方法において、前記コンクリートパネル(12)は、前記キャビティ(20)に打設されたコンクリートが固化した後にも解体撤去されることなく建造物の一部となすことを特徴とする。   The invention according to claim 9 is the method for constructing a concrete structure according to claim 7 or 8, wherein the concrete panel (12) is formed after the concrete placed in the cavity (20) is solidified. Is also a part of the building without being dismantled.

本発明によれば、型枠の組み立てと分解を容易にすることが可能な支保部材、それを用いたコンクリート打設用型枠あるいはコンクリート構造物の建造方法を提供することが可能である。その結果、工期の短縮化と部材費の低減により工費を大幅に低減できる。なお、本発明に係る支保部材は、サイズを変更するだけでベニヤ板等による普通型枠、EPS型枠、ロックセル型枠、その他全ての型枠パネルに使用可能とする汎用化の目的も達成できる。   ADVANTAGE OF THE INVENTION According to this invention, it is possible to provide the support member which can make assembly and disassembly of a formwork easy, and the construction method of a concrete placement formwork or concrete structure using the support member. As a result, the construction cost can be greatly reduced by shortening the construction period and reducing the material cost. Note that the support member according to the present invention can also achieve the purpose of generalization that can be used for ordinary formwork such as plywood, EPS formwork, lock cell formwork, and all other formwork panels by simply changing the size. .

本発明の実施の形態に係る支保部材(以下、「本支保部材」ともいう)と、それを用いたコンクリート打設用型枠(以下、「本型枠」ともいう)およびコンクリート構造物の建造方法(以下、「本方法」ともいう)について概略を説明するための一部斜視図である。Construction of a support member (hereinafter also referred to as “main support member”), a concrete casting form using the support member (hereinafter also referred to as “main formwork”), and a concrete structure according to an embodiment of the present invention It is a partial perspective view for demonstrating an outline about a method (henceforth "this method"). 図1の本型枠をより詳細に説明するための側断面図である。It is a sectional side view for demonstrating in detail the main formwork of FIG. 図1および図2の本型枠において採用可能なコンクリートパネルを構成する単位パネルの投影図であり、(A)上面図、(B)F−F線断面図、(C)正面図、(D)底面図、(E)側面図である。It is a projection view of the unit panel which comprises the concrete panel employable in this formwork of FIG.1 and FIG.2, (A) Top view, (B) FF sectional view, (C) Front view, (D ) A bottom view, and (E) a side view. 図3の単位パネルを上下に並べて連結した状態の斜視図である。FIG. 4 is a perspective view of a state in which the unit panels of FIG. 図3の単位パネルを採用した図1および図2の本型枠において、採用可能な支保部材およびそれらを固定するためのボルト・ナット構成を示す(A)正面図、(B)カラー併用タイプの断面図である。1 and FIG. 2 adopting the unit panel of FIG. 3, (A) Front view showing a support member that can be adopted and a bolt / nut configuration for fixing them, (B) Color combination type It is sectional drawing. 図5に引き続いてボルト・ナット構成を示す(C)3個使いナット止めタイプの断面図、(D)4個使いナット止めタイプの断面図、(E)規定厚さナット併用タイプの断面図である。(C) Cross-sectional view of a three-use nut fixing type, (D) Cross-sectional view of a four-use nut fixing type, (E) is there.

以下、図面を参照して本発明の実施の形態について説明する。
図1は、本発明の実施の形態に係る支保部材と、それを用いたコンクリート打設用型枠(本型枠)と、コンクリート構造物の建造方法(本方法)について概略を説明するための一部斜視図である。図1に示すように、本型枠100に用いられる本支保部材は、コンクリートを打設する所定の空間としてキャビティ20を設けるコンクリートパネル12の外側面12aを支持して繰り返し使用可能なパネル固定手段の主要部を構成する。なお、図1の下方にも同一形状のコンクリートパネル12が延設されていることを示唆している。また、コンクリート打設用型枠の性質上、図1の左右方向にも同一又は異なる形状で延設されるか、あるいは断面を閉塞された構造が示唆されるが、紙面および説明の都合により、図1の左右には露出した断面を描写している。
Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a view for explaining an outline of a supporting member according to an embodiment of the present invention, a concrete casting formwork (main formwork) using the support member, and a concrete structure construction method (present method). It is a partial perspective view. As shown in FIG. 1, the present supporting member used in the present formwork 100 is a panel fixing means that can be used repeatedly by supporting an outer surface 12a of a concrete panel 12 provided with a cavity 20 as a predetermined space for placing concrete. The main part of In addition, it has suggested that the concrete panel 12 of the same shape is also extended below the FIG. In addition, due to the nature of the concrete casting form, it is suggested that the structure is extended in the same or different shape in the left-right direction in FIG. The exposed cross section is depicted on the left and right of FIG.

この支保部材は、それぞれ平行に配列された複数の横桟71および縦桟72が、格子状に組み合されており、その格子状の組み合せを含む平面により、コンクリートパネル12の外側面12aを等間隔で均等に支持する。また、格子状に組み合された交点73を貫通する孔が穿設されており、交点73の孔を貫通する型枠固定棒40に配設されたボルト・ナット構成60等により、コンクリートパネル12が、キャビティ20の内部方向へと係止されている。なお、横桟71および縦桟72は、溝形鋼又は同等形状の金属材料により構成された一例と、ボルト・ナット構成60等の詳細について、図5および図6を用いて後述する。   In this supporting member, a plurality of horizontal bars 71 and vertical bars 72 arranged in parallel with each other are combined in a lattice shape, and the outer surface 12a of the concrete panel 12 is equalized by a plane including the lattice-shaped combination. Support evenly at intervals. Further, a hole penetrating the intersection 73 formed in a lattice shape is formed, and the concrete panel 12 is formed by a bolt / nut configuration 60 or the like disposed on the mold fixing rod 40 penetrating the hole at the intersection 73. Is locked toward the inside of the cavity 20. The horizontal bars 71 and the vertical bars 72 will be described later in detail with reference to FIG. 5 and FIG. 6 with respect to an example in which the cross rail 71 and the vertical rail 72 are made of grooved steel or an equivalent-shaped metal material.

横桟71は、コンクリートパネル12の横幅Wに応じた長さである。同様に、縦桟72はコンクリートパネル12の高さVに応じた長さである。なお、横桟71と縦桟72は、それぞれ横幅Wと高さVに応じた長さを確保するために、必ずしも1本につながっている必要はない。すなわち、任意の長さの横桟71と任意の長さの縦桟72が、それぞれ横幅Wと高さVに応じた長さを確保し、壁面全体を網羅する本数だけ配置されて支保部材を構成するようにしたものでも構わない。横桟71および縦桟72は、コンクリートパネル12の面積に応じて、その面積を網羅するために必要な本数を用いられる。また、交点73に係る横桟71および縦桟72の少なくともいずれかには、それぞれ対面する相手の桟の厚さQの一部又は全部と幅Pとを受け入れて嵌着可能な凹部Rが配設されている。そのため、コンクリートパネル12の外側面12aに対し、先に取り付けられた横桟71だけでなく、後に取り付けられた縦桟72も、コンクリートパネル12の外側面12aから浮き上がらずに均等に支持することが可能である。   The horizontal rail 71 has a length corresponding to the horizontal width W of the concrete panel 12. Similarly, the vertical beam 72 has a length corresponding to the height V of the concrete panel 12. Note that the horizontal rail 71 and the vertical rail 72 do not necessarily have to be connected to each other in order to ensure the length according to the horizontal width W and the height V, respectively. In other words, the horizontal beam 71 having an arbitrary length and the vertical beam 72 having an arbitrary length have lengths corresponding to the horizontal width W and the height V, respectively, and are arranged in a number covering the entire wall surface. It may be configured. Depending on the area of the concrete panel 12, the number of horizontal bars 71 and vertical bars 72 required to cover the area is used. Further, at least one of the horizontal beam 71 and the vertical beam 72 related to the intersection 73 is provided with a recess R that can receive and fit a part or all of the thickness Q of the opposite beam and the width P of each other. It is installed. Therefore, it is possible to support not only the horizontal beam 71 attached earlier but also the vertical beam 72 attached later to the outer surface 12a of the concrete panel 12 evenly without floating from the outer surface 12a of the concrete panel 12. Is possible.

図2は、図1の本型枠100をより詳細に説明するための側断面図である。図2に示すように、本型枠100は、コンクリート構造物における躯体の芯部、例えば、壁芯Yを挟んで、一対のコンクリートパネル12が、パネル固定手段により、所定の隙間Xを空けて対面した状態に固定さている。この隙間Xによりキャビティ20が形成されている。   FIG. 2 is a side cross-sectional view for explaining the book form 100 of FIG. 1 in more detail. As shown in FIG. 2, the present formwork 100 is configured such that a pair of concrete panels 12 sandwich a predetermined gap X by a panel fixing means, with a core portion of a concrete structure, for example, a wall core Y interposed therebetween. It is fixed in a face-to-face state. A cavity 20 is formed by the gap X.

すなわち、本型枠100は、型枠固定棒40の長さ方向の中央部Oから両端41,42に向けて、それぞれ躯体側型枠固定材50と、コンクリートパネル12と、複数の横桟71と、これら横桟71に対して格子状に組み合された複数の縦桟72と、の順に配置されている。このように配置された物が、型枠固定棒40との組合せで規定された位置関係を保持するように、ボルト・ナット構成60で係止されてキャビティ20が形成される。そのキャビティ20は、打設されるコンクリートを漏洩しないように、図2の上下端部で不図示の側端部等はコンクリートパネル12の小片その他の板材等により塞がれている。なお、壁芯Yを始め、コンクリート構造物の躯体の芯部には、鉄筋1(図1では省略)が縦横に組まれており、コンクリート構造物の強度を増すように構成されている。   That is, the present formwork 100 includes a frame-side formwork fixing material 50, the concrete panel 12, and a plurality of horizontal bars 71 from the center O in the length direction of the formwork fixing rod 40 toward both ends 41 and 42, respectively. And a plurality of vertical bars 72 combined in a grid pattern with respect to these horizontal bars 71. The cavity 20 is formed by being locked by the bolt / nut structure 60 so that the object arranged in this way maintains the positional relationship defined by the combination with the mold fixing rod 40. The cavity 20 is closed at the upper and lower ends of FIG. 2 at the upper and lower ends of FIG. 2 by small pieces of the concrete panel 12 and other plate materials, etc. Reinforcing bars 1 (not shown in FIG. 1) are assembled vertically and horizontally at the core of the frame of the concrete structure, including the wall core Y, so as to increase the strength of the concrete structure.

複数の横桟71および縦桟72が格子状に組み合された本支保部材は、コンクリートパネル12の外側面12aに当接し、コンクリートパネル12をキャビティ20の壁芯Y方向へと支持する。型枠固定棒40は、コンクリートパネル12、横桟71および縦桟72にそれぞれ穿設された取付孔13,73を貫通する。なお、本型枠100を構成するコンクリートパネル12の材質について、図3および図4を用いて後述する単位パネル10を採用しているが、これは一例に過ぎない。したがって、本支保部材、それを用いた本型枠100および本方法は、ベニヤ板等による普通型枠を始め、他の形状のEPS型枠、ロックセル型枠、その他全ての型枠パネルを採用して応用することが可能である。   The supporting member in which a plurality of horizontal bars 71 and vertical bars 72 are combined in a lattice shape abuts on the outer surface 12a of the concrete panel 12 and supports the concrete panel 12 in the direction of the wall core Y of the cavity 20. The mold fixing rod 40 penetrates through the mounting holes 13 and 73 formed in the concrete panel 12, the horizontal beam 71 and the vertical beam 72, respectively. In addition, about the material of the concrete panel 12 which comprises this formwork 100, although the unit panel 10 mentioned later using FIG.3 and FIG.4 is employ | adopted, this is only an example. Therefore, the present support member, the present formwork 100 using the same, and the present method employ not only ordinary formwork made of plywood etc. but also other forms of EPS formwork, lock cell formwork, and all other formwork panels. Can be applied.

躯体側型枠固定材50は、型枠固定棒40の所定位置に係止されてキャビティ20の内側(例えば、壁芯Y)から外側(壁面)方向にコンクリートパネル12を支持する。また、ボルト・ナット構成60の一例として、型枠固定棒40の両端41,42に、ボルト・ナット構成60を配設することが好適である。すなわち、型枠固定棒40の両端41,42に螺設された雄ネジ61(図5および図6)と、それらの雄ネジ61に螺合可能なボルト・ナット構成60の組合せが好ましい。なお、ボルト・ナット構成60として、型枠固定棒40の両端41,42のうち、少なくとも一方がネジ止め可能であれば良く、他方はボルト・ナット構成とは異なる係止手段であっても構わない。   The frame-side formwork fixing member 50 is locked at a predetermined position of the formwork fixing bar 40 and supports the concrete panel 12 from the inside (for example, the wall core Y) of the cavity 20 to the outside (wall surface) direction. In addition, as an example of the bolt / nut configuration 60, it is preferable to dispose the bolt / nut configuration 60 at both ends 41, 42 of the mold fixing rod 40. That is, a combination of male screws 61 (FIGS. 5 and 6) screwed to both ends 41 and 42 of the mold fixing rod 40 and a bolt / nut structure 60 that can be screwed to the male screws 61 is preferable. As the bolt / nut configuration 60, at least one of the both ends 41, 42 of the mold fixing rod 40 may be screwed, and the other may be a locking means different from the bolt / nut configuration. Absent.

図2に例示した本型枠100は、型枠固定棒40の中央部Oから一端41までの構成と、中央部Oから他端42までの構成とは、躯体側型枠固定材50、コンクリートパネル12、横桟71、縦桟72およびボルト・ナット構成60による完全に左右対称の一対構成である。すなわち、コンクリート構造物における単純な壁部分を形成する場合、本型枠100は壁芯Yを中心として完全左右対称の一対構成となることが多いが、それに限定されるものではない。つまり、本型枠100は、壁に限らず、コンクリート構造物の躯体を構成する柱、梁、スラブ、土台あるいは屈曲部等の各コンクリート躯体部位の複雑な形状に対応して形成される場合も多いので、図2に例示した本型枠100のように左右対称な形状に限定するものではない。   2 has a configuration from the center portion O to one end 41 of the mold fixing rod 40, and a configuration from the center portion O to the other end 42, the frame side mold form fixing material 50, concrete. The panel 12, the horizontal beam 71, the vertical beam 72, and the bolt / nut configuration 60 are a completely symmetrical pair configuration. That is, in the case of forming a simple wall portion in a concrete structure, the main frame 100 often has a completely left-right symmetrical configuration around the wall core Y, but is not limited thereto. In other words, the present formwork 100 is not limited to a wall, and may be formed corresponding to a complicated shape of each concrete body part such as a column, a beam, a slab, a foundation, or a bent part that constitutes a concrete structure body. Since there are many, it is not limited to a symmetrical shape like this formwork 100 illustrated in FIG.

[単位パネルの外形]
図3は、図2の本型枠のコンクリートパネルを構成する単位パネルの投影図であり、(A)上面図、(B)F−F線断面図、(C)正面図、(D)底面図、(E)側面図である。
図4は、図3の単位パネルを上下に並べて連結した状態の斜視図である。
図3および図4に示すように、単位パネル10は、その外周縁部11が厚さGに対して1/2ずつの内側領域2と外側領域3に区割りされ、この内側領域2と外側領域3に嵌合部9を一体に形成されている。嵌合部9は、内側領域2に形成された内側嵌合部6と、外側領域3に形成された外側嵌合部7により構成されている。内側嵌合部6は、それぞれ多数個の内側嵌合凸部4aおよび内側嵌合凹部5aを有する。同様に外側嵌合部7は、それぞれ多数個の外側嵌合凸部4bおよび外側嵌合凹部5bを有する。
[Unit panel outline]
3 is a projected view of a unit panel constituting the concrete panel of the main form of FIG. 2, (A) a top view, (B) a sectional view taken along line FF, (C) a front view, and (D) a bottom view. It is a figure and (E) side view.
FIG. 4 is a perspective view showing a state in which the unit panels of FIG.
As shown in FIGS. 3 and 4, the unit panel 10 has an outer peripheral edge portion 11 divided into an inner region 2 and an outer region 3 which are ½ each of the thickness G, and the inner region 2 and the outer region. 3 is formed integrally with the fitting portion 9. The fitting portion 9 includes an inner fitting portion 6 formed in the inner region 2 and an outer fitting portion 7 formed in the outer region 3. Each inner fitting portion 6 has a large number of inner fitting convex portions 4a and inner fitting concave portions 5a. Similarly, the outer fitting part 7 has a large number of outer fitting convex parts 4b and outer fitting concave parts 5b, respectively.

図4に示すように、単位パネル10には、突き合わせる外周縁部11の長辺において、相対嵌合される嵌合部9が形成される。図4に示すように、コンクリートパネル12は、同一又は類似形状の単位パネル10を必要な数だけ連結して構成される(図1参照)。すなわち、単位パネル10は、多数枚が相対する外周縁部11を突き合わせて上下左右に組み合わされて広い面積に形成されたコンクリートパネル12を設置することにより型枠100を構成する。単位パネル10は、凹凸を形成する輪郭により隣接する嵌合部9どうしでジグソーパズルのように嵌合することが可能である。ただし、ジグソーパズルでは隣接して嵌合する適切な形状の相手を探すための努力を要するが、本型枠100に用いる単位パネル10は、統一規格に基づく同一形状であるため、相手を探す努力は不要である。   As shown in FIG. 4, the unit panel 10 is formed with a fitting portion 9 that is relatively fitted on the long side of the outer peripheral edge portion 11 to be abutted. As shown in FIG. 4, the concrete panel 12 is configured by connecting a necessary number of unit panels 10 having the same or similar shape (see FIG. 1). That is, the unit panel 10 comprises the formwork 100 by installing the concrete panel 12 formed in a wide area by abutting the outer peripheral edge portions 11 facing each other and being combined vertically and horizontally. The unit panel 10 can be fitted like a jigsaw puzzle between the fitting portions 9 adjacent to each other by the contours forming the irregularities. However, in the jigsaw puzzle, an effort is required to find an opponent with an appropriate shape that fits adjacently. However, since the unit panel 10 used in the present formwork 100 has the same shape based on the unified standard, an effort to find an opponent is not required. It is unnecessary.

本型枠100は、統一規格に基づく同一形状の単位パネル10を、例えば、概ね長方形の長辺どうし又は短辺どうしを隣接させるように連結する。外周縁部11のうち、特に、凹凸を形成する輪郭により形成された嵌合部9どうしを隣接させた連結部11aにおいて、確実に嵌合し連結することが可能である。つまり、複数の単位パネル10それぞれの外周縁部11の長辺に形成された嵌合部9において、凸部4(4a,4bを含む)には相手の凹部5(5a,5bを含む)が、あるいは、凹部5には相手の凸部4が緊密に嵌合する。したがって、連結部11aは頑丈であり、コンクリート漏れを生じさせる隙間の発生を防止しかつ段差が生じることなく平坦な外側面を形成する。   This formwork 100 connects unit panels 10 having the same shape based on the unified standard, for example, so that long sides or short sides of a generally rectangular shape are adjacent to each other. In the outer peripheral edge portion 11, in particular, in the connecting portion 11 a in which the fitting portions 9 formed by the contours forming the unevenness are adjacent to each other, it is possible to reliably fit and connect. That is, in the fitting portion 9 formed on the long side of the outer peripheral edge portion 11 of each of the plurality of unit panels 10, the convex portion 4 (including 4a and 4b) has the counterpart concave portion 5 (including 5a and 5b). Alternatively, the opposite convex portion 4 is closely fitted in the concave portion 5. Therefore, the connecting portion 11a is sturdy, prevents the generation of a gap that causes concrete leakage, and forms a flat outer surface without causing a step.

以下、相対嵌合される嵌合部9について、より詳細に説明する。
嵌合部9は、外周縁部11の内側領域2に長さZ方向に隣り合って形成された多数個の内側嵌合凸部4aおよび多数個の内側嵌合凹部5aと、外側領域3に長さZ方向に隣り合って形成された多数個の外側嵌合凸部4bおよび多数個の外側嵌合凹部5bと、から構成される。また、嵌合部9は、内側嵌合凸部4aと内側嵌合凹部5aが外周縁部11の内側領域2に長さ方向Zの全域に亘って交互に形成されるとともに、外側嵌合凸部4bと外側嵌合凹部5bが外周縁部11の外側領域3に長さ方向Zの全域に亘って交互に形成されてなる。
Hereinafter, the fitting part 9 to be relatively fitted will be described in more detail.
The fitting portion 9 includes a plurality of inner fitting convex portions 4 a and a plurality of inner fitting concave portions 5 a formed adjacent to the inner region 2 of the outer peripheral edge portion 11 in the length Z direction, and the outer region 3. It is composed of a large number of outer fitting convex portions 4b and a large number of outer fitting concave portions 5b formed adjacent to each other in the length Z direction. Further, the fitting portion 9 has inner fitting convex portions 4a and inner fitting concave portions 5a alternately formed in the inner region 2 of the outer peripheral edge portion 11 over the entire area in the length direction Z, and the outer fitting convex portions. The portions 4b and the outer fitting concave portions 5b are alternately formed in the outer region 3 of the outer peripheral edge portion 11 over the entire area in the length direction Z.

また、嵌合部9は、外側嵌合凸部4bと外側嵌合凹部5bおよび内側嵌合凸部4aと内側嵌合凹部5aが、その凸寸法と凹寸法をほぼ同等にして形成する。さらに、嵌合部9は、外側嵌合凸部4bと外側嵌合凹部5bの列に対して内側嵌合凸部4aと内側嵌合凹部5aの列を1ピッチ分ずらして形成することで、外側嵌合凸部4bに内側嵌合凹部5aが対向して位置するとともに外側嵌合凹部5bに内側嵌合凸部4aが対向して位置する。また、嵌合部9は、単位パネル10の外周縁部11の上側と下側とにおいて、外側嵌合凸部4bと外側嵌合凹部5bの列に対して、内側嵌合凸部4aと内側嵌合凹部5aの列を1ピッチ分ずらして形成されている。なお、上述したように、内側嵌合部6と、外側嵌合部7との2列において、凹凸が1ピッチ分ずれるとは、同一周期の矩形波を逆位相で2つ併記した形状をいう。   Further, the fitting portion 9 is formed by the outer fitting convex portion 4b and the outer fitting concave portion 5b, and the inner fitting convex portion 4a and the inner fitting concave portion 5a having substantially the same convex size and concave size. Furthermore, the fitting part 9 is formed by shifting the inner fitting convex part 4a and the inner fitting concave part 5a by one pitch with respect to the outer fitting convex part 4b and the outer fitting concave part 5b. The inner fitting concave portion 5a is positioned opposite to the outer fitting convex portion 4b, and the inner fitting convex portion 4a is positioned opposite to the outer fitting concave portion 5b. Further, the fitting portion 9 has an inner fitting convex portion 4a and an inner portion with respect to the row of the outer fitting convex portion 4b and the outer fitting concave portion 5b on the upper side and the lower side of the outer peripheral edge portion 11 of the unit panel 10. The rows of the fitting recesses 5a are formed by shifting by one pitch. As described above, in the two rows of the inner fitting portion 6 and the outer fitting portion 7, the unevenness is shifted by one pitch means a shape in which two rectangular waves having the same period are written in opposite phases. .

また、本発明の実施の形態に係るコンクリート構造物の建造方法(本方法)において、コンクリートパネル12は、キャビティ20のコンクリートが固化した後にも解体撤去することなく建造物の壁面構造の一部として用いても良く、いわゆる、ロックセルボード(RCB)外断熱工法として知られる工法に応用可能である。その場合、コンクリートパネル12を構成する単位パネル10は、独立気泡型発泡合成樹脂により形成されていることが好ましく、いわゆる、EPS型枠として知られるものが採用できる。   Moreover, in the construction method (this method) of the concrete structure according to the embodiment of the present invention, the concrete panel 12 can be used as a part of the wall structure of the building without being dismantled and removed even after the concrete in the cavity 20 is solidified. It may be used and can be applied to a so-called rock cell board (RCB) outer insulation method. In that case, it is preferable that the unit panel 10 which comprises the concrete panel 12 is formed with the closed cell type foaming synthetic resin, and what is known as what is called EPS formwork is employable.

また、コンクリートパネル12(単位パネル10)をコンクリート躯体の表面に一体化することにより、コンクリートパネル12の解体工程を不要とする効果を奏する。さらに、コンクリート躯体に一体化したコンクリートパネル12により、断熱性、遮音性、高気密性、耐火性、耐久性あるいは耐震性の向上を図ったコンクリート構造物を、工期の大幅短縮化を図って形成することを可能とする。   Further, by integrating the concrete panel 12 (unit panel 10) on the surface of the concrete frame, an effect of eliminating the step of dismantling the concrete panel 12 is achieved. In addition, the concrete panel 12 integrated into the concrete frame is used to form a concrete structure with improved heat insulation, sound insulation, high airtightness, fire resistance, durability, or earthquake resistance, with a significantly shortened construction period. It is possible to do.

[ボルト・ナット構成等の詳細]
以下、図5および図6を用いて、溝形鋼又は同等形状の金属材料により構成された横桟71および縦桟72の一例と、ボルト・ナット構成60等の4つの例について説明する。
図5は、図3の単位パネルを採用した図1および図2の本型枠において、採用可能な支保部材およびそれらを固定するためのボルト・ナット構成を示す(A)正面図、(B)カラー併用タイプの断面図である。図6は、図5に引き続いてボルト・ナット構成を示す(C)3個使いナット止めタイプの断面図、(D)4個使いナット止めタイプの断面図、(E)規定厚さナット併用タイプの断面図である。
[Details of bolt / nut configuration, etc.]
Hereinafter, with reference to FIG. 5 and FIG. 6, an example of the horizontal beam 71 and the vertical beam 72 made of grooved steel or an equivalent metal material, and four examples of the bolt / nut configuration 60 and the like will be described.
FIGS. 5A and 5B show a support member that can be used in the main form shown in FIGS. 1 and 2 adopting the unit panel shown in FIG. 3 and a bolt / nut configuration for fixing them (A) Front view and (B). It is sectional drawing of a color combination type. Fig. 6 shows the bolt / nut configuration following Fig. 5 (C) Cross-sectional view of a three-use nut-clamping type, (D) Cross-sectional view of a four-use nut-clamping type, and (E) Specified thickness nut combined type FIG.

なお、横桟71および縦桟72について、後述する[横桟・縦桟の材料と外形]により、図1および図2に示した第1の実施例と、図5および図6に示した第2の実施例とでは、それぞれの厚さQおよび凹部Rの形状が若干異なるものの同一効果であり、かつ何ら誤解を生じることもないので、同一符号で説明している。   Note that the horizontal beam 71 and the vertical beam 72 have a first embodiment shown in FIGS. 1 and 2 and a first example shown in FIGS. In the second embodiment, although the thickness Q and the shape of the recess R are slightly different from each other, the same effect is obtained and no misunderstanding is caused.

図5および図6に示すように、支保部材を構成する横桟71および縦桟72は、打設されたコンクリートの重量に対抗してコンクリートパネル12を固定するだけの剛性を有する溝形鋼又は同等の金属材料により構成されることが好ましい。横桟71および縦桟72は、それぞれがコンクリートパネル12の横幅Wおよび高さVに応じた長さであり、数段階の定尺ものが備蓄されている中から選択的に採用され、組み立てられた本支保部材は、その役目を果たすごとにボルト・ナット構成60を緩めて解体され、無傷で回収され、繰り返して使用される。   As shown in FIGS. 5 and 6, the horizontal beam 71 and the vertical beam 72 constituting the support member are grooved steel having rigidity sufficient to fix the concrete panel 12 against the weight of the placed concrete, or It is preferable to be composed of an equivalent metal material. Each of the horizontal beam 71 and the vertical beam 72 has a length corresponding to the horizontal width W and height V of the concrete panel 12, and is selectively adopted and assembled from among stocks of several scales. Each time the supporting member is fulfilled, the bolt / nut structure 60 is loosened and disassembled, recovered intact, and repeatedly used.

横桟71と、縦桟72には、それらが格子状に組み合された交点73を貫通する取付孔74が穿設されており、交点73の孔を貫通する型枠固定棒40に配設されたボルト・ナット構成60等により、コンクリートパネル12が、キャビティ20の内部方向へと係止されている。型枠固定棒40には、その一端41から所定長さだけ中央寄りの位置に躯体側型枠固定材50が固定されており、その鍔部51が、コンクリートパネル12の内側面12bに当接し、コンクリートパネル12をキャビティ20の外側方向に支持して位置規制する。その結果、キャビティ20を形成する隙間Xが維持される。   The horizontal crosspiece 71 and the vertical crosspiece 72 are provided with mounting holes 74 that penetrate through the intersections 73 in which they are combined in a lattice pattern, and are arranged on the mold fixing rod 40 that penetrates the holes at the intersections 73. The concrete panel 12 is locked toward the inside of the cavity 20 by the bolt / nut structure 60 and the like. A frame-side mold fixing member 50 is fixed to the mold fixing rod 40 at a position closer to the center by a predetermined length from one end 41 thereof, and the flange 51 abuts against the inner side surface 12b of the concrete panel 12. The position of the concrete panel 12 is regulated by supporting the concrete panel 12 in the outer direction of the cavity 20. As a result, the gap X that forms the cavity 20 is maintained.

なお、図1および図2を用いて説明したように、本型枠100は、型枠固定棒40の長さ方向の中央部Oから両端41,42に向けて、それぞれ躯体側型枠固定材50と、コンクリートパネル12と、横桟71と、縦桟72と、の順に左右対称に配置されている。このように、本型枠100は、型枠固定棒40の中央部Oから一端41までの構成と、中央部Oから他端42までの構成と、は対称であることが多いので、型枠固定棒40の一端41(図2の左側)についてのみを、詳細に説明することで、他端42(図2の右側)についても説明したものとする。しかし、本発明は、図2に例示した本型枠100のように左右対称な形状に限定するものでないことは説明したとおりである。   As described with reference to FIG. 1 and FIG. 2, the main frame 100 includes the frame-side mold fixing member from the central portion O in the length direction of the mold fixing rod 40 toward both ends 41 and 42. 50, the concrete panel 12, the horizontal beam 71, and the vertical beam 72 are arranged symmetrically in this order. As described above, in the present mold 100, the configuration from the central portion O to the one end 41 of the mold fixing rod 40 and the configuration from the central portion O to the other end 42 are often symmetrical. Only the one end 41 (left side in FIG. 2) of the fixing rod 40 will be described in detail, and the other end 42 (right side in FIG. 2) will also be described. However, as described above, the present invention is not limited to a symmetrical shape like the present formwork 100 illustrated in FIG.

また、交点73に係る横桟71および縦桟72の両方に、それぞれ対面する相手の桟の厚さQの半分ずつと幅Pの全部とを相互に受け入れて嵌着可能な凹部Rが配設されている。そのため、コンクリートパネル12の外側面12aに対し、先に取り付けられた横桟71だけでなく、後に取り付けられた縦桟72も、コンクリートパネル12の外側面12aから浮き上がらずに均等に支持することが可能である。なお、本型枠100は、横桟71を先に、縦桟72を後に取り付けてからボルト・ナット構成60により締結されているが、その逆に、縦桟72を先に、横桟71を後に取り付ける構成であっても構わない。   Further, in both the horizontal beam 71 and the vertical beam 72 related to the intersection 73, there are provided recesses R that can receive and fit half of the thickness Q of the opposite beam and the entire width P of each other. Has been. Therefore, it is possible to support not only the horizontal beam 71 attached earlier but also the vertical beam 72 attached later to the outer surface 12a of the concrete panel 12 evenly without floating from the outer surface 12a of the concrete panel 12. Is possible. The main frame 100 is fastened by the bolt / nut structure 60 after the horizontal beam 71 is attached first and the vertical beam 72 is attached later, but conversely, the horizontal beam 71 is installed with the vertical beam 72 first. It may be configured to be attached later.

図5(B)に示すように、型枠固定棒40には、その一端41から所定長さだけ中央寄りの位置に躯体側型枠固定材50が固定されている。躯体側型枠固定材50の鍔部51が、コンクリートパネル12の内側面12bに当接するように、コンクリートパネル12の取付孔13に型枠固定棒40が挿入され、その一端41は、コンクリートパネル12の外側面12aよりも厚さQ以上の長さだけ突出する。   As shown in FIG. 5B, a frame-side mold fixing member 50 is fixed to the mold fixing rod 40 at a position closer to the center by a predetermined length from one end 41 thereof. The formwork fixing rod 40 is inserted into the mounting hole 13 of the concrete panel 12 so that the flange portion 51 of the housing-side formwork fixing material 50 abuts against the inner surface 12b of the concrete panel 12, and one end 41 thereof is connected to the concrete panel. It protrudes by a length equal to or greater than the thickness Q from the outer surface 12 a of 12.

横桟71は、その取付孔74に型枠固定棒40の突出した一端41が挿入されるように取り付けられる。雄ネジ61が螺設された型枠固定棒40の突出した一端41に横桟止めナット62を軽く締め、コンクリートパネル12の外側面12aに、重ねて横桟71を取り付ける。型枠固定棒40の突出した一端41には、縦桟裏支えカラー63を嵌着した後、横桟71に重ねるように縦桟72が取り付けられる。横桟71と縦桟72の厚さ方向の相互位置関係について、縦桟裏支えカラー63の高さで規定される。その結果、横桟71と縦桟72の交点73が強固に結合される。   The horizontal rail 71 is attached so that the protruding end 41 of the mold fixing rod 40 is inserted into the attachment hole 74. A horizontal beam retaining nut 62 is lightly tightened to the protruding end 41 of the formwork fixing rod 40 on which the male screw 61 is screwed, and the horizontal beam 71 is attached to the outer surface 12a of the concrete panel 12 in an overlapping manner. A vertical beam 72 is attached to the projecting one end 41 of the mold fixing rod 40 so as to overlap the horizontal beam 71 after the vertical beam back support collar 63 is fitted. The mutual positional relationship between the horizontal beam 71 and the vertical beam 72 in the thickness direction is defined by the height of the vertical beam support collar 63. As a result, the intersection 73 of the horizontal beam 71 and the vertical beam 72 is firmly coupled.

以下、図5(B)カラー併用タイプに対する、図6(C)3個使いナット止めタイプ、図6(D)4個使いナット止めタイプ、図6(E)規定厚さナット併用タイプの各相違点のみを説明する。
図6(C)に示す3個使いナット止めタイプは、図5(B)カラー併用タイプにおける縦桟裏支えカラー63に代えて、縦桟裏止めナット65を用い、横桟止めナット62との締め込み位置の差分により、横桟71と縦桟72の相互位置関係を規定する。したがって、合計3個のナットを使うことになる。
The difference between FIG. 5 (B) collar combination type, FIG. 6 (C) three-use nut fixing type, FIG. 6 (D) four-use nut fixing type, and FIG. 6 (E) specified thickness nut combination type. Only the point will be described.
6 (C) uses a vertical beam back support nut 65 instead of the vertical beam back support collar 63 in the color combination type shown in FIG. 5 (B). The mutual positional relationship between the horizontal beam 71 and the vertical beam 72 is defined by the difference in the tightening position. Therefore, a total of three nuts are used.

図6(D)に示す4個使いナット止めタイプは、横桟71を取り付ける前に、型枠固定棒40にコンクリートパネル12だけを取り付けてパネル仮止めナット66により固定する。このパネル仮止めナット66は、コンクリートパネル12の外側面12aに開口する取付孔13を拡径したパネル仮止めナット収容穴12cに収容されるように締め込まれる。その後、横桟71を取り付けてから、横桟止めナット62で締めつけて以降は、図6(C)3個使いナット止めタイプにおける組み立て要領と同じである。また、横桟止めナット62と縦桟裏止めナット65との締め込み位置の差分により、横桟71と縦桟72の相互位置関係を規定する。したがって、合計4個のナットを使うことになる。   In the four-use nut fixing type shown in FIG. 6 (D), before attaching the crosspiece 71, only the concrete panel 12 is attached to the formwork fixing rod 40 and fixed by the panel temporary fixing nut 66. The panel temporary fixing nut 66 is tightened so as to be received in the panel temporary fixing nut receiving hole 12c having an enlarged diameter of the mounting hole 13 opened in the outer surface 12a of the concrete panel 12. After that, after the horizontal beam 71 is attached and tightened with the horizontal beam locking nut 62, the assembly procedure in the three-use nut locking type in FIG. 6C is the same. Further, the mutual positional relationship between the horizontal beam 71 and the vertical beam 72 is defined by the difference in the tightening position between the horizontal beam locking nut 62 and the vertical beam locking nut 65. Therefore, a total of four nuts are used.

図6(E)に示す規定厚さナット併用タイプは、図6(D)4個使いナット止めタイプにおける横桟止めナット62および縦桟裏止めナット65に代えて、両者の締め込み位置の差分に相当する厚さを有する専用極厚ナット67だけで、横桟71と縦桟72の相互位置関係を規定する。したがって、ナット数は合計3個で、そのうちの1個は専用極厚ナット67を使うことになる。   The specified thickness nut combined type shown in FIG. 6 (E) is different from the tightening position of both in place of the horizontal beam retaining nut 62 and the vertical beam retaining nut 65 in the four-unit nut retaining type in FIG. 6 (D). The mutual positional relationship between the horizontal beam 71 and the vertical beam 72 is defined only by the dedicated extra-thickness nut 67 having a thickness corresponding to. Therefore, the total number of nuts is three, and one of them uses the dedicated extra-thick nut 67.

[横桟・縦桟の材料と外形]
横桟71と縦桟72の材料は木材、合成樹脂、鉄、ステンレス、アルミ等が好適であり、特に、防錆性や機械的強度が大きなステンレス材等であることが好ましい。このように横桟71と縦桟72は、板金等の簡素な部材で類似した形状で構成され繰り返し使用可能な支保部材である。この横桟71と縦桟72を格子状に組み合わせてボルト止めした本支保部材、それを用いる本型枠100および本方法は、組み立てと分解が容易である。その結果、工期の短縮化と部材費の低減により工費を大幅に低減することが可能である。
[Materials and outline of horizontal and vertical bars]
Wood, synthetic resin, iron, stainless steel, aluminum and the like are suitable for the material of the horizontal rail 71 and the vertical rail 72, and in particular, a stainless steel material having high rust prevention and mechanical strength is preferable. As described above, the horizontal beam 71 and the vertical beam 72 are support members that are configured with similar shapes with simple members such as sheet metal and can be used repeatedly. The main support member bolted by combining the horizontal bars 71 and the vertical bars 72 in a lattice shape, the main frame 100 using the support members, and the method are easy to assemble and disassemble. As a result, the construction cost can be significantly reduced by shortening the construction period and reducing the material cost.

横桟71と縦桟72の外形寸法は、一例として、溝形鋼でなる桟の幅Pが約150mm、桟の厚さ(≒溝の深さ+鋼の板厚)Qが約30〜60mmに形成されている。また、交点73の凹部Rは、横桟71および縦桟72の少なくともいずれかには、それぞれ対面する相手の桟の厚さQの一部又は全部と幅Pとを受け入れて嵌着可能に設けられている。   As an example, the width dimension of the crosspiece 71 and the vertical crosspiece 72 is about 150 mm in the width P of the grooved steel, and the thickness Q of the crosspiece (≈ groove depth + steel plate thickness) is about 30 to 60 mm. Is formed. In addition, the concave portion R of the intersection 73 is provided in at least one of the horizontal beam 71 and the vertical beam 72 so as to accept a part or the whole of the thickness Q of the opposite beam and the width P that can be fitted to each other. It has been.

図1および図2に示した第1の実施例では、長さW×幅P約150mm×厚さQ約30mmの横桟71と、長さV×幅P約150mm×厚さQ約60mmの縦桟72と、を用いている。縦桟72には、それらの交点73において、相手の横桟71と対面する箇所に、幅約170mm×厚さ約30mmの凹部Rが設けられている。この縦桟72のみに設けられた凹部Rに、幅P約150mm×厚さQ約30mmの横桟71を受け入れて嵌着され、ボルト・ナット機構60により締結される。   In the first embodiment shown in FIG. 1 and FIG. 2, a horizontal bar 71 of length W × width P of about 150 mm × thickness Q of about 30 mm, and length V × width P of about 150 mm × thickness Q of about 60 mm. A vertical beam 72 is used. The vertical beam 72 is provided with a recess R having a width of about 170 mm and a thickness of about 30 mm at a point of intersection of the vertical beam 72 facing the counterpart horizontal beam 71. The horizontal beam 71 having a width P of about 150 mm and a thickness Q of about 30 mm is received and fitted into the recess R provided only in the vertical beam 72 and is fastened by the bolt / nut mechanism 60.

また、図5および図6に示した第2の実施例では、適宜長さ×幅P約150mm×厚さQ約60mmの横桟71と、同一形状の縦桟72と、それらの交点73において、相互に対面する箇所にそれぞれ、幅P約170mm×厚さQ約30mmの凹部Rが設けられている。なお、横桟71と縦桟72は、かかる外形寸法の仕様に限定されないことは勿論であり、コンクリート躯体の仕様、形成部位あるいはその他の条件に応じた適宜の仕様により形成され、場合によっては標準規格品に対して切断・切削等の加工を施したものが用いられる。   In the second embodiment shown in FIGS. 5 and 6, a horizontal beam 71 having a length × width P of about 150 mm × thickness Q of about 60 mm, a vertical beam 72 having the same shape, and an intersection 73 thereof are used. The concave portions R each having a width P of about 170 mm and a thickness Q of about 30 mm are provided at locations facing each other. Of course, the horizontal beam 71 and the vertical beam 72 are not limited to the specifications of such external dimensions, but are formed according to the specifications of the concrete frame, the formation site or other conditions, and may be standard depending on the case. Standard products that have been cut and cut are used.

[単位パネルの材料ほか]
また、型枠100は、単位パネル10が、発泡合成樹脂材、例えば、発泡ポリエチレン樹脂を素材として長方形のパネル体に形成される。単位パネル10の外形寸法は、一例として、長さが約1820mm、幅が約467mm、厚さが約50(10〜60)mmに形成される。なお、単位パネル10は、かかる外形寸法の仕様に限定されないことは勿論であり、コンクリート躯体の仕様、形成部位あるいはその他の条件に応じた適宜の仕様により形成され、場合によっては標準規格品に対して切断・切削等の加工を施したものが用いられる。
[Unit panel materials, etc.]
In the mold 100, the unit panel 10 is formed into a rectangular panel body using a foamed synthetic resin material, for example, a foamed polyethylene resin. As an example, the external dimensions of the unit panel 10 are about 1820 mm in length, about 467 mm in width, and about 50 (10-60) mm in thickness. It should be noted that the unit panel 10 is not limited to the specifications of the external dimensions, and is formed by an appropriate specification according to the specification of the concrete frame, the formation site, or other conditions. And then processed by cutting or cutting.

単位パネル10は、素材として、例えば、発泡スチロール樹脂、発泡ポリエチレン樹脂あるいは発泡ポリウレタン樹脂等の発泡合成樹脂材を用いてもよい。組み立てられた型枠100は、キャビティ10内にコンクリートが打設される。打設されたコンクリートが乾燥する際、単位パネル10は、かかる発泡合成樹脂材を素材とすることによりコンクリートが内部に入り込んで硬化してコンクリート躯体と強固に一体化する。単位パネル10は、上述した素材を用いることにより、簡易に加工することが可能であるとともに軽量であることから運搬や設置等の取扱いが簡便であり、また、コンクリート躯体の表面に一体化することにより上述した断熱性等の特性を発揮させることができる。   The unit panel 10 may use, for example, a foamed synthetic resin material such as a polystyrene foam resin, a foamed polyethylene resin, or a foamed polyurethane resin as a material. In the assembled formwork 100, concrete is placed in the cavity 10. When the placed concrete dries, the unit panel 10 uses the foamed synthetic resin material as a raw material, so that the concrete enters the inside and is hardened to be firmly integrated with the concrete frame. The unit panel 10 can be easily processed by using the above-mentioned materials and is light in weight so that it can be easily handled such as transport and installation, and integrated with the surface of the concrete frame. Thus, the above-described characteristics such as heat insulation can be exhibited.

型枠100は、コンクリートパネル12の解体工程を不要とし、コンクリート躯体と一体化したコンクリートパネル12により断熱性、遮音性、高気密性、耐火性、耐久性あるいは耐震性の向上を図ったコンクリート構造物を工期の大幅短縮化を図って形成することを可能とする。   The formwork 100 is a concrete structure that eliminates the dismantling process of the concrete panel 12 and improves heat insulation, sound insulation, high airtightness, fire resistance, durability, or earthquake resistance by the concrete panel 12 integrated with the concrete frame. It is possible to form an object with a significantly shortened construction period.

また、図示は省略するが、本型枠100を用いて比較的広い壁面をコンクリート打設する場合、コンクリートが固化するまでの間は、キャビティ20が膨らむ方向への膨張応力および壁の垂直面が湾曲したり倒れたりする変形応力に対抗するように、格子状の横桟71および縦桟72の外側から、壁面の倒壊防止用に斜め桟等が適宜に使用される。それらの結果、本型枠100は、打設されたコンクリートの重量にも耐えて形状が維持される。   In addition, although illustration is omitted, when a relatively wide wall surface is placed using the main frame 100, the expansion stress in the direction in which the cavity 20 swells and the vertical surface of the wall are increased until the concrete is solidified. In order to counter the deformation stress that bends or falls, an oblique beam or the like is appropriately used from the outside of the grid-like horizontal beam 71 and the vertical beam 72 to prevent the wall from collapsing. As a result, the formwork 100 can withstand the weight of the placed concrete and maintain its shape.

一方、本型枠100を用いて比較的狭い壁面をコンクリート打設する場合、格子状の横桟71および縦桟72の外側を斜め桟等でことさら強固に固定しなくても、本型枠100は打設されたコンクリートの重量に耐えて、形状が維持されることが実証されている。その理由として、本型枠100で狭い壁面を形成する場合、キャビティ20内に打設されるコンクリートの重量も軽いため、それによる膨張応力に対抗する強度は、格子状の横桟71および縦桟72だけで、確保されているからである。   On the other hand, when placing a relatively narrow wall surface with concrete using the main frame 100, the main frame 100 can be obtained without fixing the outside of the grid-like horizontal beam 71 and the vertical beam 72 with an oblique beam or the like. Has proven to withstand the weight of the cast concrete and maintain its shape. The reason for this is that when a narrow wall surface is formed with the present formwork 100, the weight of the concrete placed in the cavity 20 is also light, so the strength against the expansion stress due to this is high in the grid-like horizontal beam 71 and the vertical beam. This is because only 72 is secured.

すなわち、斜め桟等で強固に固定されなくとも、本型枠100が膨張方向へ破壊又は変形する危険性は少ない。したがって、コンクリート壁を倒す方向の僅かな応力に対抗する不図示の斜め桟等があれば十分である。特に、比較的狭い壁面が、大きめの壁面に対し平面視で直角に延在するコンクリート構造体を本型枠100で構築する場合、狭いコンクリート壁面を形成するための本型枠100は、倒れ方向に対する対抗処置が不要であることが実証されている。   That is, even if the frame 100 is not firmly fixed with an oblique beam or the like, there is little risk that the main frame 100 is broken or deformed in the expansion direction. Therefore, it is sufficient if there is an oblique beam (not shown) or the like that resists a slight stress in the direction of depressing the concrete wall. In particular, when a concrete structure in which a relatively narrow wall surface extends at a right angle in a plan view with respect to a larger wall surface is constructed with the main frame 100, the main frame 100 for forming the narrow concrete wall surface is in a collapsed direction. It has been demonstrated that no countermeasures are required.

以上説明したように、本発明に係る支保部材、コンクリート打設用型枠およびコンクリート構造物の建造方法によれば、簡素な部材による類似した形状で構成され繰り返し使用可能な支保部材(横桟、縦桟およびボルト・ナット構成ほか)を用いることにより、型枠の組み立てと分解が容易である。その結果、工期の短縮化と部材費の低減により工費を大幅に低減することが可能である。なお、本発明に係る支保部材は、サイズを変更するだけでベニヤ板等による普通型枠、EPS型枠、ロックセル型枠、その他全ての型枠パネルに使用可能とする汎用化の目的も達成できる。   As described above, according to the support member, the concrete casting form and the concrete structure construction method according to the present invention, the support member (horizontal crosspiece, which is configured with a similar shape by a simple member and can be used repeatedly). Assembling and disassembling of the formwork is easy by using vertical bars and bolts and nuts. As a result, the construction cost can be significantly reduced by shortening the construction period and reducing the material cost. Note that the support member according to the present invention can also achieve the purpose of generalization that can be used for ordinary formwork such as plywood, EPS formwork, lock cell formwork, and all other formwork panels by simply changing the size. .

1 鉄筋、2 内側領域、3 外側領域、4 嵌合凸部、4a 内側嵌合凸部、4b 外側嵌合凸部、5 嵌合凹部、5a 内側嵌合凹部、5b 外側嵌合凹部、6 内側嵌合部、7 外側嵌合部、9 嵌合部、10 単位パネル、11 外周縁部、11a 連結部、12 コンクリートパネル、12a 外側面、12b 内側面、12c パネル仮止めナット収容穴、13,74 取付孔、20 キャビティ、40 型枠固定棒、41,42 (型枠固定棒40の)端部、50 躯体側型枠固定材、51 鍔部、60 ボルト・ナット構成(係止手段)、61 雄ネジ、62 横桟止めナット、63 縦桟裏支えカラー、64 縦桟止めナット、65 縦桟裏止めナット、66 パネル仮止めナット、67 専用極厚ナット、70 柱状支保桟、71 横桟、72 縦桟、73 交点、100 コンクリート打設用型枠(本型枠)、G (単位パネル10の)厚さ、H (嵌合凹部5の)開口寸法、O (型枠固定棒40の長さ方向の)中央部、P 桟の幅、Q 桟の厚さ、R (交点73の)凹部、V (コンクリートパネル12の)高さ、W (コンクリートパネル12の)横幅、X 隙間、Y (キャビティ20)の壁芯、Z (単位パネル10の)長さ方向 DESCRIPTION OF SYMBOLS 1 Rebar, 2 Inner area | region, 3 Outer area | region, 4 Fitting convex part, 4a Inner fitting convex part, 4b Outer fitting convex part, 5 Fitting recessed part, 5a Inner fitting recessed part, 5b Outer fitting concave part, 6 Inside Fitting part, 7 outer fitting part, 9 fitting part, 10 unit panel, 11 outer peripheral edge part, 11a connecting part, 12 concrete panel, 12a outer side face, 12b inner side face, 12c panel temporary fixing nut accommodation hole, 13, 74 Mounting hole, 20 cavity, 40 mold fixing rod, 41, 42 (former fixing rod 40) end, 50 housing-side mold fixing material, 51 collar, 60 bolt / nut configuration (locking means), 61 Male thread, 62 Horizontal rail retaining nut, 63 Vertical rail backing collar, 64 Vertical rail retaining nut, 65 Vertical rail retaining nut, 66 Panel temporary retaining nut, 67 Dedicated extra-thick nut, 70 Column support rail, 71 Horizontal rail , 72 Crosspiece, 73 intersection, 100 concrete casting form (main formwork), G (unit panel 10) thickness, H (fitting recess 5) opening dimension, O (formwork fixing rod 40 length direction) (Center), width of P crosspiece, thickness of Q crosspiece, R (concave of intersection 73), V (height of concrete panel 12), W (concrete panel 12) lateral width, X gap, Y (cavity 20) ) Wall core, Z (unit panel 10) length direction

Claims (9)

コンクリートを打設する所定の空間としてキャビティを設けるコンクリートパネルの外側面を支持して繰り返し使用可能な支保部材であって、
前記コンクリートパネルの横幅に応じた長さの複数の横桟と、
前記コンクリートパネルの高さに応じた長さの複数の縦桟と、
それぞれ平行な複数の前記横桟および前記縦桟が格子状に組み合された交点を貫通して前記キャビティの内部方向へと係止するボルト・ナット構成と、
を備え、
前記交点に係る前記横桟および前記縦桟の少なくともいずれかには、それぞれ対面する相手の桟の厚さの一部又は全部と幅とを受け入れて嵌着可能な凹部を設け、
前記横桟および前記縦桟は、溝形鋼又は同等形状の金属材料により構成され、
前記格子状に組み合された前記横桟および前記縦桟は、前記コンクリートパネルの外側面にそれぞれ等間隔で接触することを特徴とする支保部材。
A support member that can be used repeatedly by supporting the outer surface of a concrete panel that provides a cavity as a predetermined space for placing concrete,
A plurality of cross rails having a length according to the width of the concrete panel;
A plurality of vertical bars having a length corresponding to the height of the concrete panel;
Bolts and nuts configured to pass through the intersections in which the plurality of horizontal bars and the vertical bars, which are parallel to each other, are combined in a lattice shape and locked in the internal direction of the cavity,
With
At least one of the horizontal beam and the vertical beam related to the intersection is provided with a recess that can accept and fit part or all of the thickness and width of the opposite beam facing each other,
The horizontal beam and the vertical beam are made of grooved steel or an equivalent shape metal material,
The supporting member according to claim 1, wherein the horizontal beam and the vertical beam combined in the lattice shape are in contact with the outer surface of the concrete panel at equal intervals.
コンクリートを打設する所定の空間としてキャビティを設けるコンクリートパネルを支持して繰り返し使用可能な支保部材により固定されるコンクリート打設用型枠であって、
前記支保部材は、
前記コンクリートパネルの横幅に応じた長さの複数の横桟と、
前記コンクリートパネルの高さに応じた長さの複数の縦桟と、
それぞれ平行な複数の前記横桟および前記縦桟が格子状に組み合された交点を貫通して前記キャビティの内部方向へと係止するボルト・ナット構成と、
前記コンクリートパネルおよび前記交点に位置合わせして穿設された取付孔を貫通する型枠固定棒と、
前記型枠固定棒の所定位置に係止されて前記キャビティの内側から外側方向に前記コンクリートパネルを支持する躯体側型枠固定材と、
を備え、
前記交点に係る前記横桟および前記縦桟の少なくともいずれかには、それぞれ対面する相手の桟の厚さの一部又は全部と幅とを受け入れて嵌着可能な凹部を設け、
前記横桟および前記縦桟は、溝形鋼又は同等形状の金属材料により構成され、
前記格子状に組み合された前記横桟および前記縦桟は、前記コンクリートパネルの外側面にそれぞれ等間隔で接触し、
前記型枠固定棒の長さ方向の中央部から一端に向けて、前記躯体側型枠固定材と、前記コンクリートパネルと、前記支保部材と、の順に配置して形成され、
前記ボルト・ナット構成は前記型枠固定棒の少なくとも一端に形成されていることを特徴とするコンクリート打設用型枠。
A concrete placement form fixed by a support member that can be used repeatedly by supporting a concrete panel that provides a cavity as a predetermined space for placing concrete,
The support member is
A plurality of cross rails having a length according to the width of the concrete panel;
A plurality of vertical bars having a length corresponding to the height of the concrete panel;
Bolts and nuts configured to pass through the intersections in which the plurality of horizontal bars and the vertical bars, which are parallel to each other, are combined in a lattice shape and locked in the internal direction of the cavity,
A formwork fixing rod that penetrates the concrete panel and a mounting hole that is drilled in alignment with the intersection;
A frame-side formwork fixing material that is locked at a predetermined position of the formwork fixing rod and supports the concrete panel from the inside to the outside of the cavity;
With
At least one of the horizontal beam and the vertical beam related to the intersection is provided with a recess that can accept and fit part or all of the thickness and width of the opposite beam facing each other,
The horizontal beam and the vertical beam are made of grooved steel or an equivalent shape metal material,
The horizontal beam and the vertical beam combined in the lattice shape are in contact with the outer surface of the concrete panel at equal intervals, respectively.
From the central part in the length direction of the formwork fixing rod toward one end, the housing side formwork fixing material, the concrete panel, and the support member are arranged and formed in this order.
The concrete casting form, wherein the bolt / nut structure is formed at least at one end of the form fixing rod.
前記コンクリートパネルは、凹凸を形成する輪郭により隣接する外周縁部どうしが嵌合可能な同一又は類似形状の単位パネルを適宜連結して構成されることを特徴とする請求項2に記載のコンクリート打設用型枠。   The concrete panel according to claim 2, wherein the concrete panel is configured by appropriately connecting unit panels having the same or similar shapes in which adjacent outer peripheral edge portions can be fitted with each other by contours forming irregularities. Installation formwork. 前記型枠固定棒の前記中央部から前記一端までの構成と、前記中央部から他端までの構成と、は対称であることを特徴とする請求項2又は3に記載のコンクリート打設用型枠。   4. The concrete placement mold according to claim 2, wherein a configuration from the central portion to the one end of the mold fixing rod is symmetrical to a configuration from the central portion to the other end. 5. frame. 前記単位パネルは、独立気泡型発泡合成樹脂により形成されていることを特徴とする請求項2〜4のいずれか1項に記載のコンクリート打設用型枠。   The formwork for concrete placement according to any one of claims 2 to 4, wherein the unit panel is formed of a closed-cell foamed synthetic resin. 前記単位パネルは、外周縁部に嵌合部が形成されるとともに、相対する嵌合部を嵌合することにより前記外周縁部を突き合わせて多数枚が上下左右に組み合わされて設置され、
前記嵌合部は、前記単位パネルの厚さ方向に区分けした内側領域と外側領域のそれぞれに、嵌合凸部と、この嵌合凸部とほぼ同等の開口寸法を有する嵌合凹部を長さ方向の全域に亘って交互に形成してなる内側嵌合部と外側嵌合部から構成されるとともに、これら内側嵌合部と外側嵌合部の前記嵌合凸部と前記嵌合凹部とが1ピッチ分ずれて対向位置に形成されることを特徴とする請求項2〜5のいずれか1項に記載のコンクリート打設用型枠。
The unit panel has a fitting portion formed on the outer peripheral edge portion, and is installed by combining a plurality of pieces vertically and horizontally by abutting the outer peripheral edge portion by fitting the opposing fitting portions,
The fitting portion has a fitting convex portion and a fitting concave portion having an opening dimension substantially equal to the fitting convex portion in each of the inner region and the outer region divided in the thickness direction of the unit panel. The inner fitting portion and the outer fitting portion, which are alternately formed over the entire area in the direction, are configured, and the fitting convex portion and the fitting concave portion of the inner fitting portion and the outer fitting portion are provided. The formwork for placing concrete according to any one of claims 2 to 5, wherein the formwork is formed at an opposing position with a shift of one pitch.
コンクリートを打設する所定の空間としてキャビティを設けるコンクリートパネルの外側面を支持する支保部材を繰り返し使用するコンクリート構造物の建造方法であって、
前記支保部材は、
前記コンクリートパネルの横幅に応じた長さの複数の横桟と、
前記コンクリートパネルの高さに応じた長さの複数の縦桟と、
それぞれ平行な複数の前記横桟および前記縦桟が格子状に組み合された交点を貫通して前記キャビティの内部方向へと係止するボルト・ナット構成と、
を備え、
前記交点に係る前記横桟および前記縦桟の少なくともいずれかには、それぞれ対面する相手の桟の厚さの一部又は全部と幅とを受け入れて嵌着可能な凹部を設け、
前記横桟および前記縦桟は、溝形鋼又は同等形状の金属材料により構成され、
前記格子状に組み合された前記横桟および前記縦桟は、前記コンクリートパネルの外側面にそれぞれ等間隔で接触することを特徴とするコンクリート構造物の建造方法。
A method of building a concrete structure that repeatedly uses a support member that supports an outer surface of a concrete panel that provides a cavity as a predetermined space for placing concrete,
The support member is
A plurality of cross rails having a length according to the width of the concrete panel;
A plurality of vertical bars having a length corresponding to the height of the concrete panel;
Bolts and nuts configured to pass through the intersections in which the plurality of horizontal bars and the vertical bars, which are parallel to each other, are combined in a lattice shape and locked in the internal direction of the cavity,
With
At least one of the horizontal beam and the vertical beam related to the intersection is provided with a recess that can accept and fit part or all of the thickness and width of the opposite beam facing each other,
The horizontal beam and the vertical beam are made of grooved steel or an equivalent shape metal material,
The method for constructing a concrete structure, wherein the horizontal beam and the vertical beam combined in the lattice shape are in contact with the outer surface of the concrete panel at equal intervals.
コンクリートを打設する所定の空間としてキャビティを設けるコンクリートパネルを支持して繰り返し使用可能な支保部材により固定されるコンクリート打設用型枠を用いたコンクリート構造物の建造方法であって、
前記支保部材は、
前記コンクリートパネルの横幅に応じた長さの複数の横桟と、
前記コンクリートパネルの高さに応じた長さの複数の縦桟と、
それぞれ平行な複数の前記横桟および前記縦桟が格子状に組み合された交点を貫通して前記キャビティの内部方向へと係止するボルト・ナット構成と、
前記コンクリートパネルおよび前記交点に位置合わせして穿設された取付孔を貫通する型枠固定棒と、
前記型枠固定棒の所定位置に係止されて前記キャビティの内側から外側方向に前記コンクリートパネルを支持する躯体側型枠固定材と、
を備え、
前記交点に係る前記横桟および前記縦桟の少なくともいずれかには、それぞれ対面する相手の桟の厚さの一部又は全部と幅とを受け入れて嵌着可能な凹部を設け、
前記横桟および前記縦桟は、溝形鋼又は同等形状の金属材料により構成され、
前記格子状に組み合された前記横桟および前記縦桟は、前記コンクリートパネルの外側面にそれぞれ等間隔で接触し、
前記型枠固定棒の長さ方向の中央部から一端に向けて、前記躯体側型枠固定材と、前記コンクリートパネルと、前記支保部材と、の順に配置して形成され、
前記ボルト・ナット構成は前記型枠固定棒の少なくとも一端に形成されていることを特徴とするコンクリート構造物の建造方法。
A method for constructing a concrete structure using a concrete casting form that is supported by a support member that can be used repeatedly by supporting a concrete panel that provides a cavity as a predetermined space for placing concrete,
The support member is
A plurality of cross rails having a length according to the width of the concrete panel;
A plurality of vertical bars having a length corresponding to the height of the concrete panel;
Bolts and nuts configured to pass through the intersections in which the plurality of horizontal bars and the vertical bars, which are parallel to each other, are combined in a lattice shape and locked in the internal direction of the cavity,
A formwork fixing rod that penetrates the concrete panel and a mounting hole that is drilled in alignment with the intersection;
A frame-side formwork fixing material that is locked at a predetermined position of the formwork fixing rod and supports the concrete panel from the inside to the outside of the cavity;
With
At least one of the horizontal beam and the vertical beam related to the intersection is provided with a recess that can accept and fit part or all of the thickness and width of the opposite beam facing each other,
The horizontal beam and the vertical beam are made of grooved steel or an equivalent shape metal material,
The horizontal beam and the vertical beam combined in the lattice shape are in contact with the outer surface of the concrete panel at equal intervals, respectively.
From the central part in the length direction of the formwork fixing rod toward one end, the housing side formwork fixing material, the concrete panel, and the support member are arranged and formed in this order.
The method for constructing a concrete structure, wherein the bolt / nut structure is formed at at least one end of the formwork fixing rod.
前記コンクリートパネルは、前記キャビティに打設されたコンクリートが固化した後にも解体撤去されることなく建造物の一部となすことを特徴とする請求項7又は8に記載のコンクリート構造物の建造方法。   9. The method for constructing a concrete structure according to claim 7, wherein the concrete panel becomes a part of the building without being dismantled and removed even after the concrete cast in the cavity is solidified. .
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