JPH0533416A - Composite floor board - Google Patents
Composite floor boardInfo
- Publication number
- JPH0533416A JPH0533416A JP19186091A JP19186091A JPH0533416A JP H0533416 A JPH0533416 A JP H0533416A JP 19186091 A JP19186091 A JP 19186091A JP 19186091 A JP19186091 A JP 19186091A JP H0533416 A JPH0533416 A JP H0533416A
- Authority
- JP
- Japan
- Prior art keywords
- precast concrete
- floorboard
- corrugated
- synthetic
- floor board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Panels For Use In Building Construction (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は波形のプレキヤストコン
クリート床板を使用した合成床板に係るものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a synthetic floorboard using a corrugated precast concrete floorboard.
【０００２】[0002]
【従来の技術】従来の合成床板における中空部の成型に
は、フラツトな床部材の場合、通常薄肉の円形のスパイ
ラルシース管を埋設されていた。2. Description of the Related Art For molding a hollow portion in a conventional synthetic floor board, a thin circular spiral sheath tube is usually embedded in the case of a flat floor member.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら断面性能
を向上するため、三角形断面の床部材を使用する場合、
中空部成形のための簡便で効果的な手段はなかった。本
発明は前記従来技術の有する問題点に鑑みて提案された
もので、その目的とする処は床部材の軽量化を確保しな
がら、断面性能の向上を図ることができ、且つ打設コン
クリート量を節減しうる合成床板を提供する点にある。However, in order to improve the cross-sectional performance, when a floor member having a triangular cross section is used,
There is no convenient and effective means for forming hollow parts. The present invention has been proposed in view of the above problems of the prior art, and the object of the present invention is to improve the sectional performance while ensuring the weight reduction of the floor member, and the amount of cast concrete. The point is to provide a synthetic floorboard that can save energy.
【０００４】[0004]
【課題を解決するための手段】前記の目的を達成するた
め、本発明に係る合成床板は、幅方向に亘って補強筋が
配筋されたプレキヤストコンクリート平板を、長手方向
に亘って所定間隔毎にスパン、積載荷重条件に応じて任
意の角度で上下に交互に折り曲げて波形のプレキヤスト
コンクリート床板を構成されている。In order to achieve the above-mentioned object, a synthetic floorboard according to the present invention comprises a precast concrete flat plate having reinforcing bars arranged in the width direction at predetermined intervals in the longitudinal direction. A corrugated precast concrete floorboard is constructed by alternately bending up and down at an arbitrary angle according to the span and the load condition.
【０００５】請求項２の発明は、前記波形のプレキヤス
トコンクリート床板の相隣る折曲げ部片間に形成された
上面が開放された空間に、軽量の中空部成形部材を嵌装
して構成されている。請求項３の発明は、前記プレキヤ
ストコンクリート板の補強筋をプレストレス導入用緊張
鋼材より構成したものである。According to a second aspect of the present invention, a lightweight hollow part forming member is fitted in a space having an open upper surface formed between adjacent bent parts of the corrugated precast concrete floorboard. Has been done. According to a third aspect of the present invention, the reinforcing bar of the precast concrete plate is composed of a prestressing tension steel material.
【０００６】[0006]
【作用】本発明によれば前記したように、幅方向に亘っ
て補強筋が配筋されたプレキヤストコンクリート平板
を、長手方向に亘って所定間隔毎に上下に交互に折曲げ
たことによって、断面性能が向上された波形のプレキヤ
ストコンクリート床板が構成される。According to the present invention, as described above, by bending the precast concrete flat plate in which the reinforcing bars are arranged in the width direction alternately up and down at predetermined intervals in the longitudinal direction, A corrugated precast concrete floorboard with improved cross-sectional performance is constructed.
【０００７】而して前記波形のプレキヤストコンクリー
ト床板を構成する際、前記プレキヤストコンクリート平
板の折曲げ角度を、スパンや積載条件に応じて所要の角
度に選択することによって、構造上合理的な合成床板が
構成される。請求項２の発明は、前記波形のプレキヤス
トコンクリート床板の相隣る折曲げ部片間に形成され、
上面が開放された空間に軽量の中空部成形部材を嵌装す
ることによって、中空部の形成が簡単に行なわれ、断面
性能を低減することなく軽量化が図られる。Thus, when constructing the corrugated precast concrete floorboard, the bending angle of the precast concrete flat plate is selected to a required angle in accordance with the span and the loading condition, so that it is structurally rational. A synthetic floorboard is constructed. The invention according to claim 2 is formed between adjacent bent part pieces of the corrugated precast concrete floorboard,
By fitting a lightweight hollow portion molding member into the space having an open upper surface, the hollow portion can be easily formed, and the weight can be reduced without reducing the cross-sectional performance.
【０００８】請求項３の発明は、前記プレキヤストコン
クリート床板に配筋された補強筋をプレストレス導入用
緊張鋼材より構成したことによって、本発明の合成床板
の構造的性能をより向上しうるものである。According to the third aspect of the present invention, the reinforcing performance of the precast concrete floorboard is made of prestressing tension steel, so that the structural performance of the synthetic floorboard of the present invention can be further improved. Is.
【０００９】[0009]
【実施例】以下本発明を図示の実施例について説明す
る。図４において１はプレキヤストコンクリート平板
で、幅方向に亘って補強筋２が配筋されている。前記平
板１の長手方向には所定間隔毎に、表裏交互に幅方向に
延びる折曲げ用欠截部３が設けられ、同各欠截部３にお
いて前記平板１が上下に交互に折曲げられ、同各折曲部
片１ａによって波形のプレキヤストコンクリート床板Ａ
が形成される。（図１及び図２参照）
この際、前記平板１における折曲片１ａを、スパンや積
載荷重条件に応じて任意の角度に折り曲げることによっ
て、スパンや積載荷重条件に対応した構造上合理的な合
成床板を構成できる。The present invention will be described below with reference to the illustrated embodiments. In FIG. 4, 1 is a precast concrete flat plate, and reinforcing bars 2 are arranged in the width direction. In the longitudinal direction of the flat plate 1, at predetermined intervals, front and back surfaces are alternately provided with bending notch portions 3 extending in the width direction, and at each notch portion 3, the flat plate 1 is alternately bent vertically. A corrugated precast concrete floor board A is formed by the bent pieces 1a.
Is formed. (See FIG. 1 and FIG. 2) At this time, the bending piece 1a of the flat plate 1 is bent at an arbitrary angle according to the span and the load condition, so that the structure reasonably corresponds to the span and the load condition. A synthetic floorboard can be constructed.
【００１０】前記のように構成されたプレキヤストコン
クリート床板Ａを梁間に架設し、同床板Ａ上に後打ちコ
ンクリートＢを打設して合成床板を構成する。図１は長
スパン、大荷重の場合における本発明によって構成され
た合成床板を示し、図２は小スパン、小荷重の場合にお
ける本発明によって構成された合成床板を示す。The precast concrete floor board A constructed as described above is installed between the beams, and the post-cast concrete B is placed on the floor board A to form a composite floor board. FIG. 1 shows a composite floorboard constructed according to the invention for long spans and heavy loads, and FIG. 2 shows a composite floorboard constructed according to the invention for small spans and light loads.
【００１１】図３は合成床板躯体の軽量化を図る場合に
おける本発明の実施例を示し、前記波形のプレキヤスト
コンクリート床板Ａにおける相隣る折曲部片１ａ間に形
成された上端面が開放された空間に、発砲スチロールの
如き軽量の中空部成形部材Ｃを嵌装したのち、後打ちコ
ンクリートＢを打設し、合成床の軽量化を確保するとと
もに、断面性能の向上を図ることができ、打設コンクリ
ート量を削減することができるものである。FIG. 3 shows an embodiment of the present invention in the case of reducing the weight of a synthetic floorboard skeleton, in which the upper end surface formed between the adjacent bent pieces 1a of the corrugated precast concrete floorboard A is open. After fitting a lightweight hollow molding member C such as styrene foam into the designated space, post-casting concrete B is placed to secure the weight reduction of the composite floor and improve the cross-sectional performance. The amount of cast concrete can be reduced.
【００１２】なお前記各実施例において、補強筋２とし
て、プレストレス導入用緊張鋼材を使用して、合成床の
構造性能をより向上しうるものである。In each of the above-mentioned embodiments, a tensile steel material for introducing prestress is used as the reinforcing bar 2 so that the structural performance of the composite floor can be further improved.
【００１３】[0013]
【発明の効果】本発明によれば前記したように、幅方向
に補強筋が配筋されたプレキヤストコンクリート平板
を、長手方向に亘って任意の角度に上下に交互に折り曲
げて、波形のプレキヤストコンクリート床板を構成し、
前記平板の折り曲げ角度を選定することによって、スパ
ン、積載荷重条件に対応した合成床板を構成することが
できるものである。As described above, according to the present invention, a precast concrete flat plate having reinforcing bars arranged in the width direction is alternately bent vertically at an arbitrary angle in the longitudinal direction to form a corrugated plate. Compose cast concrete floorboard,
By selecting the bending angle of the flat plate, it is possible to construct a synthetic floor board corresponding to the span and the load condition.
【００１４】請求項２の発明は、前記波形のプレキヤス
トコンクリート床板の相隣る折曲げ部片間に形成され
た、上面が開放された空間に、軽量の中空部成形部材を
嵌装したことによって、床部材の軽量化を確保しながら
断面性能の向上を図ることが可能であり、また打設コン
クリート量を節減しうるものである。請求項３の発明
は、前記波形のプレキヤストコンクリート床板の補強筋
をプレストレス導入用緊張鋼材より構成し、前記床板に
プレストレスを導入することによって本発明の床の構造
性能を更に向上しうるものである。According to a second aspect of the present invention, a lightweight hollow portion forming member is fitted in a space having an open upper surface formed between adjacent bent portion pieces of the corrugated precast concrete floorboard. As a result, it is possible to improve the cross-sectional performance while ensuring the weight reduction of the floor member, and it is possible to reduce the amount of poured concrete. In the invention of claim 3, the reinforcing bar of the corrugated precast concrete floorboard is made of a tensile steel material for prestressing, and prestressing is introduced into the floorboard to further improve the structural performance of the floor of the present invention. It is a thing.
【図１】本発明に係る合成床板の一実施例を示す縦断面
図である。FIG. 1 is a vertical sectional view showing an embodiment of a synthetic floorboard according to the present invention.
【図２】本発明に係る合成床板の他の実施例を示す縦断
面図である。FIG. 2 is a vertical sectional view showing another embodiment of the synthetic floor board according to the present invention.
【図３】本発明に係る合成床板の更に他の実施例を示す
縦断面図である。FIG. 3 is a vertical sectional view showing still another embodiment of the synthetic floorboard according to the present invention.
【図４】プレキヤストコンクリート板の縦断面図であ
る。FIG. 4 is a vertical sectional view of a precast concrete plate.
Ａ 波形のプレキヤストコンクリート床板 Ｂ 後打ちコンクリート Ｃ 中空部成形部材 １ プレキヤストコンクリート平板 １ａ 折曲げ部片 ２ 補強筋 A corrugated precast concrete floorboard B Post-cast concrete C Hollow part molding 1 Precast concrete flat plate 1a Bending part 2 reinforcement
Claims (3)
キヤストコンクリート平板を、長手方向に亘って所定間
隔毎にスパン、積載荷重条件に応じて任意の角度で上下
に交互に折り曲げて波形のプレキヤストコンクリート床
板を構成してなることを特徴とする合成床板。1. A precast concrete flat plate having reinforcing bars arranged in the width direction is alternately bent up and down at an arbitrary angle depending on a span and a load condition at predetermined intervals along the longitudinal direction. A synthetic floorboard comprising a corrugated precast concrete floorboard.
板の相隣る折曲げ部片間に形成された上面が開放された
空間に、軽量の中空部成形部材を嵌装した請求項１記載
の合成床板。2. The synthetic floorboard according to claim 1, wherein a light-weight hollow molding member is fitted in a space having an open upper surface formed between adjacent bent portions of the corrugated precast concrete floorboard. .
の補強筋はプレストレス導入用緊張鋼材より構成された
請求項１または２記載の合成床板。3. The synthetic floorboard according to claim 1, wherein the reinforcing bar of the corrugated precast concrete board is made of prestressed tension steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3191860A JP2729711B2 (en) | 1991-07-31 | 1991-07-31 | Precast concrete board for composite floorboard construction and composite floorboard construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3191860A JP2729711B2 (en) | 1991-07-31 | 1991-07-31 | Precast concrete board for composite floorboard construction and composite floorboard construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0533416A true JPH0533416A (en) | 1993-02-09 |
| JP2729711B2 JP2729711B2 (en) | 1998-03-18 |
Family
ID=16281704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3191860A Expired - Fee Related JP2729711B2 (en) | 1991-07-31 | 1991-07-31 | Precast concrete board for composite floorboard construction and composite floorboard construction method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2729711B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5673143A (en) * | 1995-10-11 | 1997-09-30 | Hughes Electronics | Thermal imaging device with selectively replaceable telescopic lenses and automatic lens identification |
| JP2018109313A (en) * | 2017-01-05 | 2018-07-12 | 鹿島建設株式会社 | Prefabricated structure construction method and prefabricated structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5992710U (en) * | 1982-12-15 | 1984-06-23 | 富士ピ−．エス．コンクリ−ト株式会社 | Concrete version with hollow parts |
| JPS6466345A (en) * | 1987-09-07 | 1989-03-13 | Fuji Ps Concrete | Method of lightening construction of concrete floor |
| JPH02167960A (en) * | 1988-12-22 | 1990-06-28 | Fujita Corp | Thin precast concrete form and manufacturing thereof |
-
1991
- 1991-07-31 JP JP3191860A patent/JP2729711B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5992710U (en) * | 1982-12-15 | 1984-06-23 | 富士ピ−．エス．コンクリ−ト株式会社 | Concrete version with hollow parts |
| JPS6466345A (en) * | 1987-09-07 | 1989-03-13 | Fuji Ps Concrete | Method of lightening construction of concrete floor |
| JPH02167960A (en) * | 1988-12-22 | 1990-06-28 | Fujita Corp | Thin precast concrete form and manufacturing thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5673143A (en) * | 1995-10-11 | 1997-09-30 | Hughes Electronics | Thermal imaging device with selectively replaceable telescopic lenses and automatic lens identification |
| JP2018109313A (en) * | 2017-01-05 | 2018-07-12 | 鹿島建設株式会社 | Prefabricated structure construction method and prefabricated structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2729711B2 (en) | 1998-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5184836B2 (en) | Construction method of synthetic steel slab girder bridge | |
| JP3396610B2 (en) | Hollow slab bridge and method of construction | |
| JP2000038710A (en) | Structure of concrete floor slab | |
| JPH0418094B2 (en) | ||
| JPH0533416A (en) | Composite floor board | |
| JP3832651B2 (en) | Corrugated steel web bridge construction method | |
| KR200434622Y1 (en) | Precast concrete panel | |
| JP3455115B2 (en) | Hollow section bridge and method of constructing the same | |
| JPH07259492A (en) | Steel-concrete composite board | |
| KR102718600B1 (en) | Precast concrete inner mould | |
| JPH05339984A (en) | Extrusion-molded cement board with trussed reinforcement | |
| JPH06173379A (en) | Concrete floor construction method | |
| KR920009316B1 (en) | Reinforcing elements for half precast concrete slab | |
| JP2000038794A (en) | Precast floor slab | |
| KR0180077B1 (en) | Dech girder of reinforced concrete slab | |
| KR0180079B1 (en) | Dech girder of reinforced concrete slab | |
| IL31725A (en) | Floor construction | |
| JPH04272352A (en) | Composite slab of prestressed concrete | |
| JPH0468421B2 (en) | ||
| JPH02296948A (en) | Construction method of reinforced concrete construction slab | |
| JP2853528B2 (en) | Construction method of composite floorboard | |
| JPH0649936A (en) | Joist slab construction by use of semi-pc curved face plate | |
| JPH08199722A (en) | Reinforced structure of rc floor slab | |
| KR920012684A (en) | Prefabricated slab of building and construction method | |
| JP2718840B2 (en) | Steel plate form method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |