JP3532136B2 - Lining board - Google Patents
Lining boardInfo
- Publication number
- JP3532136B2 JP3532136B2 JP2000062030A JP2000062030A JP3532136B2 JP 3532136 B2 JP3532136 B2 JP 3532136B2 JP 2000062030 A JP2000062030 A JP 2000062030A JP 2000062030 A JP2000062030 A JP 2000062030A JP 3532136 B2 JP3532136 B2 JP 3532136B2
- Authority
- JP
- Japan
- Prior art keywords
- plate
- lining plate
- view
- lining
- stranded wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 11
- 239000011247 coating layer Substances 0.000 claims description 9
- 239000004567 concrete Substances 0.000 claims description 9
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 229920003002 synthetic resin Polymers 0.000 claims description 6
- 239000000057 synthetic resin Substances 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 3
- 239000003566 sealing material Substances 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 7
- 210000003205 muscle Anatomy 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
- Revetment (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は覆工板に関するもの
である。TECHNICAL FIELD The present invention relates to a lining plate.
【０００２】[0002]
【従来の技術】トンネルや掘削工事などには覆工板が使
用されている。この覆工板の従来例として、図７に示す
ようなものが知られている。この覆工板２１は鉄筋コン
クリート２２で製作され、補強筋２３には鉄筋が使用さ
れている。2. Description of the Related Art A lining plate is used for tunnels and excavation work. As a conventional example of this lining plate, one shown in FIG. 7 is known. The lining plate 21 is made of reinforced concrete 22, and reinforcing bars 23 are made of reinforcing steel.
【０００３】[0003]
【発明が解決しようとする課題】しかし、上記のような
覆工板を海岸付近で使用すると鉄筋が錆びて強度が弱く
なってしまうという問題があった。However, when the lining plate as described above is used near the coast, there is a problem that the reinforcing bars are rusted and the strength is weakened.
【０００４】本発明は上記のような問題に鑑みてなされ
たものであり、その目的は、錆の発生しない覆工板を提
供することである。The present invention has been made in view of the above problems, and an object thereof is to provide a lining plate that does not generate rust.
【０００５】[0005]
【課題を解決するための手段】以上の課題を解決するた
めの請求項１の発明は、下面に滑止用ゴム板を張り付け
た保護板がコンクリート板の短辺側の両端部に被覆さ
れ、該コンクリート板の上端筋、下端筋、あばら筋のう
ちの少なくとも一つを、外周に合成樹脂系の被覆層を形
成した芯線の周囲に、外周に合成樹脂系の被覆層を形成
した複数の側線をより合わせたＰＣ鋼より線とし、該Ｐ
Ｃ鋼より線の端部に嵌合された防錆用キャップの先端部
が前記保護板の挿入孔に挿入され、該挿入孔にはシール
材が充填されてなることを特徴とし、請求項２の発明
が、請求項１において、上端筋または下端筋のうちの少
なくとも一つが所定の力で緊張して定着されていること
を特徴とする。According to the invention of claim 1 for solving the above-mentioned problems , a non-slip rubber plate is attached to the lower surface.
A protective plate is applied to both ends of the short side of the concrete plate.
The upper end bar, the lower end bar, and the stirrups of the concrete plate
Form at least one of the
A synthetic resin coating layer is formed on the outer circumference around the formed core wire.
The twisted PC steel stranded wire is formed by twisting a plurality of side wires
Tip of anti-corrosion cap fitted to the end of C steel stranded wire
Is inserted into the insertion hole of the protective plate, and a seal is put in the insertion hole.
Wood is characterized by comprising filled, the invention of claim 2, in claim 1, at least one of the upper muscle or bottom muscle is characterized in that it is fixed under tension at a predetermined force .
【０００６】コンクリート板の上端筋、下端筋、あばら
筋のうちの少なくとも一つを、外周に合成樹脂系の被覆
層を形成した芯線と側線とのＰＣ鋼より線としたことに
より、錆の発生を防ぐことができる。また上端筋または
下端筋のうちの少なくとも一つが所定の力で緊張して定
着されていることにより、プレストレストが付与されて
覆工板が強化されている。When at least one of the upper end bar, the lower end bar and the stirrup bar of the concrete plate is made of PC steel stranded wire having a core wire and a side wire with a synthetic resin coating layer formed on the outer periphery, rust is generated. Can be prevented. Further, since at least one of the upper end streak or the lower end streak is tensioned and fixed by a predetermined force, prestressing is applied and the lining plate is strengthened.
【０００７】[0007]
【発明の実施の形態】以下、本発明の覆工板の実施の形
態を図面に基づいて詳細に説明する。図１は覆工板の配
筋状態を示す平面図と断面図とを示し、該覆工板１は所
定の大きさのコンクリート板２に上端筋３と下端筋４と
あばら筋５とからなる補強筋６が配筋され、短辺側の両
側部に保護板７が被覆されている。前記補強筋６のうち
の下端筋４は、図２に示すように、外周が合成樹脂系の
被覆層８で被覆された芯線９の周囲に、同じ被覆層８で
被覆された複数の側線１０をより合わせたＰＣ鋼より線
１１であり、該ＰＣ鋼より線１１の端部に防錆用キャッ
プ１２が嵌合されている。したがって、下端筋４は被覆
層８によって被覆されているため錆の発止を防ぐことが
できる。またＰＣ鋼より線１１は所定の力で緊張して定
着されているため覆工板１に所定のプレストレストを付
与している。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a lining plate according to the present invention will be described below in detail with reference to the drawings. FIG. 1 shows a plan view and a cross-sectional view showing a reinforcing bar arrangement of a lining plate. The lining plate 1 comprises a concrete plate 2 of a predetermined size, an upper end streak 3, a lower end streak 4 and a stirrup 5. Reinforcing bars 6 are arranged, and both sides of the short side are covered with a protective plate 7. As shown in FIG. 2, the lower end reinforcement 4 of the reinforcement reinforcement 6 has a plurality of side wires 10 coated with the same coating layer 8 around a core wire 9 having an outer periphery coated with a synthetic resin coating layer 8. Is a twisted PC steel wire 11, and a rust preventive cap 12 is fitted to an end of the PC steel wire 11. Therefore, since the lower end streak 4 is covered with the coating layer 8, it is possible to prevent rust from occurring. Further, since the PC steel strand 11 is tensioned and fixed by a predetermined force, the lining plate 1 is given a predetermined prestress.
【０００８】図３はコンクリート板２の短辺側の端部を
被覆した保護板７を示し、該保護板７は鋼製であり、下
面の一部、端面および上面の角部を被覆している。また
保護板７の下面には滑止用ゴム板１３が張り付けられる
とともに、コ字形の固定具１４が取り付けられている。
また防錆用キャップ１２の先端部が挿入された挿入孔１
５にはシール材１６が充填されて水が浸入するのを防い
でいる（図２の（３）参照）。したがってコンクリート
板２の短辺側の端部は保護板７によって保護されて角部
などが欠けるのを防いでいるとともに、滑止用ゴム板１
３により設置後の滑りを防いでいる。FIG. 3 shows a protective plate 7 which covers the short-side end of the concrete plate 2. The protective plate 7 is made of steel and covers a part of the lower surface, the end surface and the corners of the upper surface. There is. A rubber plate 13 for slip prevention is attached to the lower surface of the protective plate 7, and a U-shaped fixing tool 14 is attached.
In addition, the insertion hole 1 into which the tip of the rust prevention cap 12 is inserted
5 is filled with a sealing material 16 to prevent water from entering (see (3) in FIG. 2). Therefore, the short-side end of the concrete plate 2 is protected by the protective plate 7 to prevent the corners from being chipped off, and the non-slip rubber plate 1
3 prevents slippage after installation.
【０００９】また、前記補強筋６は下端筋４の他に上端
筋３もＰＣ鋼より線１１とし、これらをあばら筋５で結
束することもでき、さらに上端筋３、下端筋４、あばら
筋５のすべてをＰＣ鋼より線１１として、これらをすべ
て防錆することもできる。さらに下端筋４にかわって上
端筋３を所定の力で緊張して定着するようにしてもよ
い。Further, in addition to the lower end reinforcement 4, the upper reinforcement 3 of the reinforcing reinforcement 6 can be made of PC steel stranded wire 11 and these can be bound by the stirrup 5, and the upper reinforcement 3, the lower reinforcement 4, the stirrup It is also possible to make all of 5 as PC steel stranded wire 11 and prevent them from rusting. Further, instead of the lower end streak 4, the upper end streak 3 may be tensioned and fixed by a predetermined force.
【００１０】図４〜図６は覆工板１を使用して構築され
た海岸部における桟橋１７を示したものであり、複数の
柱１８の頭部に架設された梁１９上に桁２０が設置さ
れ、該桁２０上に覆工板１が敷設されている。この覆工
板１は沿岸部に使用されても補強筋が錆びることなく、
かつプレストレストが付与されているので全体としての
強度も大きく、さらに端部も保護板７で保護されてい
る。FIGS. 4 to 6 show a pier 17 on the coast constructed using the lining plate 1, in which a girder 20 is mounted on a beam 19 erected on the heads of a plurality of columns 18. The lining plate 1 is installed on the girder 20. Even if this lining plate 1 is used in coastal areas, the reinforcing bars do not rust,
Moreover, since it is prestressed, the strength as a whole is high, and the end portions are also protected by the protective plate 7.
【００１１】[0011]
【発明の効果】コンクリート板の上端筋、下端筋、あば
ら筋のうちの少なくとも一つを、外周に合成樹脂系の被
覆層を形成した芯線と側線とのＰＣ鋼より線としたこと
により、錆の発生を防ぐことができる。EFFECTS OF THE INVENTION Corrosion is prevented by using at least one of the upper end bar, the lower end bar, and the stirrup bar of the concrete plate as a PC steel strand consisting of a core wire and a side wire having a synthetic resin coating layer on the outer periphery. Can be prevented.
【００１２】上端筋または下端筋のうちの少なくとも一
つが所定の力で緊張して定着されていることにより、覆
工板にプレストレストが付与されている。Since at least one of the upper end streak or the lower end streak is tensioned and fixed by a predetermined force, the lining plate is prestressed.
【００１３】完全に防錆され、全体としての強度も大き
く、かつ端部も保護された覆工板を製造することができ
る。It is possible to manufacture a lining plate that is completely rustproof, has a large strength as a whole, and has its edges protected.
【図１】（１）は覆工板の配筋状態を示す平面図、
（２）は（１）のＡ−Ａ線断面図、（３）は（１）のＢ
−Ｂ線断面図である。FIG. 1 (1) is a plan view showing a bar arrangement state of a lining plate,
(2) is a sectional view taken along the line AA of (1), (3) is B of (1).
It is a -B line sectional view.
【図２】（１）はＰＣ鋼より線の正面図、（２）は
（１）のＣ−Ｃ線断面図、（３）はＰＣ鋼より線の端部
に防錆用キャプを嵌合した覆工板の一部省略断面図であ
る。FIG. 2 (1) is a front view of a PC stranded wire, (2) is a sectional view taken along the line CC of (1), and (3) is a rustproof cap fitted to an end of the PC stranded wire. It is a partially omitted sectional view of the lining plate.
【図３】（１）〜（４）は保護板を被覆した覆工板の端
部の底面図、平面図、正面図および側面図である。3 (1) to (4) are a bottom view, a plan view, a front view and a side view of an end portion of a lining plate coated with a protective plate.
【図４】（１）は覆工板を使用した桟橋の平面図、
（２）は同側面図である。FIG. 4 (1) is a plan view of a jetty using a lining plate,
(2) is the same side view.
【図５】覆工板を使用した桟橋の正面図である。FIG. 5 is a front view of a pier using a lining plate.
【図６】（１）および（２）は覆工板の取付状態を示す
正面図および側面図である。6A and 6B are a front view and a side view showing a mounted state of a lining plate.
【図７】従来の覆工板の断面図である。FIG. 7 is a cross-sectional view of a conventional lining plate.
１、２１ 覆工板 ２ コンクリート板 ３ 上端筋 ４ 下端筋 ５ あばら筋 ６、２３ 補強筋 ７ 保護板 ８ 被覆層 ９ 芯線 １０ 側線 １１ ＰＣ鋼より線 １２ 防錆用キャップ １３ 滑止用ゴム板 １４ 固定具 １５ 挿入孔 １６ シール材 １７ 桟橋 １８ 柱 １９ 梁 ２０ 桁 ２２ 鉄筋コンクリート 1,21 Lining board 2 concrete boards 3 Upper muscle 4 Bottom muscle 5 stirrups 6,23 Reinforcing bar 7 Protective plate 8 coating layer 9 core wire 10 lateral lines 11 PC steel stranded wire 12 Anti-corrosion cap 13 Anti-slip rubber plate 14 Fixture 15 insertion holes 16 Seal material 17 Pier 18 pillars 19 beams 20 digits 22 reinforced concrete
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) E01C 9/08 E02B 3/06 E04C 2/06 ─────────────────────────────────────────────────── ─── Continuation of front page (58) Fields surveyed (Int.Cl. 7 , DB name) E01C 9/08 E02B 3/06 E04C 2/06
Claims (2)
がコンクリート板の短辺側の両端部に被覆され、該コン
クリート板の上端筋、下端筋、あばら筋のうちの少なく
とも一つを、外周に合成樹脂系の被覆層を形成した芯線
の周囲に、外周に合成樹脂系の被覆層を形成した複数の
側線をより合わせたＰＣ鋼より線とし、該ＰＣ鋼より線
の端部に嵌合された防錆用キャップの先端部が前記保護
板の挿入孔に挿入され、該挿入孔にはシール材が充填さ
れてなることを特徴とする覆工板。1. A protective plate having a non-slip rubber plate attached to a lower surface thereof.
Is coated on both ends of the short side of the concrete plate,
Less of the upper, lower and stirrup bars on the cleat plate
One of them is a core wire with a synthetic resin coating layer formed on the outer periphery.
A plurality of synthetic resin coating layers are formed around the
PC steel stranded wire in which side wires are twisted together, and the PC steel stranded wire
The end of the rust prevention cap fitted to the end of the
It is inserted into the insertion hole of the plate, and the insertion hole is filled with the sealing material.
A lining plate that is characterized by being
一つが所定の力で緊張して定着されていることを特徴と
する請求項１に記載の覆工板。2. The lining plate according to claim 1, wherein at least one of the upper end streak or the lower end streak is tensioned and fixed by a predetermined force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000062030A JP3532136B2 (en) | 2000-03-07 | 2000-03-07 | Lining board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000062030A JP3532136B2 (en) | 2000-03-07 | 2000-03-07 | Lining board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001248104A JP2001248104A (en) | 2001-09-14 |
| JP3532136B2 true JP3532136B2 (en) | 2004-05-31 |
Family
ID=18582091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000062030A Expired - Fee Related JP3532136B2 (en) | 2000-03-07 | 2000-03-07 | Lining board |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3532136B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100862103B1 (en) * | 2007-04-27 | 2008-10-09 | (주)경동기술공사 | Maximum Eccentric Prestress Lightweight Long Span Double Plates |
| KR100976847B1 (en) * | 2008-02-18 | 2010-08-20 | (주)써포텍 | Prefabricated Precast Concrete Perforated and Crosslinked Structures |
| CN104088213B (en) * | 2014-07-18 | 2017-03-01 | 中建三局集团有限公司 | A kind of temporary road high intensity walkway board |
-
2000
- 2000-03-07 JP JP2000062030A patent/JP3532136B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001248104A (en) | 2001-09-14 |
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