JPH039190A - Laminated spiral pipe - Google Patents
Laminated spiral pipeInfo
- Publication number
- JPH039190A JPH039190A JP14312989A JP14312989A JPH039190A JP H039190 A JPH039190 A JP H039190A JP 14312989 A JP14312989 A JP 14312989A JP 14312989 A JP14312989 A JP 14312989A JP H039190 A JPH039190 A JP H039190A
- Authority
- JP
- Japan
- Prior art keywords
- strips
- laminated
- strip
- laminated spiral
- layer side
- 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
- 239000000463 material Substances 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000011162 core material Substances 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 10
- 239000000057 synthetic resin Substances 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims abstract description 8
- 238000004804 winding Methods 0.000 claims description 6
- 238000004026 adhesive bonding Methods 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 13
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 abstract description 5
- 229920005989 resin Polymers 0.000 abstract description 5
- 239000011347 resin Substances 0.000 abstract description 5
- 229920001225 polyester resin Polymers 0.000 abstract 1
- 239000004645 polyester resin Substances 0.000 abstract 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
- Laminated Bodies (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、上水、下水、農業用水、工業用水、ガス、オ
イル等の各種流体輸送用ラインパイプ等として用いて好
適な積層スパイラル管に関する。Detailed Description of the Invention [Field of Industrial Application] The present invention relates to a laminated spiral pipe suitable for use as a line pipe for transporting various fluids such as water, sewage, agricultural water, industrial water, gas, and oil. .
［従来の技術］
従来、例えば特公昭５Ｂ−２９２１８号公報に記載の如
くの積層スパイラル管が提案されている。積層スパイラ
ル管は、複数のストリップを、それぞれスパイラル状に
巻回し、内層側ストリップのエツジ継ぎ合わせ部を外層
側ストリップにて覆うように互いに積層し、かつ接着す
ることにて構成されている。[Prior Art] Conventionally, a laminated spiral tube as described in, for example, Japanese Patent Publication No. 5B-29218 has been proposed. A laminated spiral tube is constructed by winding a plurality of strips in a spiral shape, laminating the strips together so that the edge joints of the inner strips are covered by the outer strips, and bonding the strips together.
この時、従来の積層スパイラル管を構成するストリップ
としては、鋼板、又は合成樹脂板等が用いられている。At this time, a steel plate, a synthetic resin plate, or the like is used as the strip constituting the conventional laminated spiral pipe.
［発明が解決しようとする課題］
然るに、鋼板からなるストリップを用いた積層スパイラ
ル管は、高強度、かつ高変形能を備えるために地震等の
動的外力に強いものの、錆び易いという問題点がある。[Problem to be solved by the invention] However, although a laminated spiral pipe using strips made of steel plates has high strength and high deformability and is resistant to dynamic external forces such as earthquakes, it has the problem of being susceptible to rust. be.
又１合成樹脂板からなるストリップを用いた積暦スパイ
ラル管は、錆びにくいものの、強度、及び変形能の点で
脆弱であるという問題点がある。Furthermore, although the Seireki spiral tube using a strip made of a synthetic resin plate is resistant to rust, it has the problem of being fragile in terms of strength and deformability.
本発明は、錆びにくく、高強度、かつ高変形能を備えた
積層スパイラル管を提供することを目的とする。An object of the present invention is to provide a laminated spiral pipe that is resistant to rust, has high strength, and has high deformability.
［課題を解決するための手段］
請求項１に記載の本発明は、複数のストリップを、それ
ぞれスパイラル状に巻回し、内層側ストリップのエツジ
継ぎ合わせ部を外層側ストリップにて覆うように互いに
積層し、かつ接着することにて構成される積層スパイラ
ル管において、上記ストリップとして、鋼板からなる芯
材を合成樹脂からなる被覆材により被覆したものを用い
るようにしたものである。[Means for Solving the Problems] The present invention as set forth in claim 1 provides a method of winding a plurality of strips in a spiral shape, and stacking them on each other so that the edge joints of the inner strips are covered by the outer strips. In the laminated spiral tube constructed by bonding and bonding, the strip is made of a core material made of a steel plate and covered with a covering material made of a synthetic resin.
請求項２に記載の本発明は、各ストリップが、相積層せ
しめられる他のストリップと相接合することとなる被覆
材表面に凹凸部を備え、内層側ストリップの凹凸部と外
層側ストリップの凹凸部とを係合する状態で互いに積層
したものである。In the present invention as set forth in claim 2, each strip has an uneven portion on the surface of the coating material which is to be joined with other strips to be laminated, and the uneven portion of the inner layer side strip and the uneven portion of the outer layer side strip are provided. and are laminated together in an engaged state.
［作用］
請求項１に記載の本発明によれば、芯材を構成する鋼板
の存在により、高強度、かつ高変形能を備える積層スパ
イラル管を形成できる。又、合成樹脂からなる被覆材に
より上記鋼板を被覆するものであるから、錆びにくい積
層スパイラル管を形成できる。即ち、錆びにくく、高強
度、かつ高変形能を備えた積層スパイラル管を提供する
ことができる。[Function] According to the present invention as set forth in claim 1, a laminated spiral tube having high strength and high deformability can be formed due to the presence of the steel plate constituting the core material. Furthermore, since the steel plate is covered with a covering material made of synthetic resin, a laminated spiral pipe that is resistant to rust can be formed. That is, it is possible to provide a laminated spiral tube that is resistant to rust, has high strength, and has high deformability.
請求項２に記載の本発明によれば、内層側ストリップと
外層側メトリー２プとが、凹凸部を介して係合する状態
で相接合される。従って、両ストリップの接合面積が大
きく、かつ両ストリップが管軸方向にて強固に係合する
ものとなり、結果として管全体として高い結合強度を確
保できる。According to the second aspect of the present invention, the inner layer strip and the outer layer strip are joined to each other in a state where they are engaged with each other through the uneven portions. Therefore, the bonding area of both strips is large, and both strips are firmly engaged in the tube axis direction, and as a result, high bonding strength can be ensured for the tube as a whole.
よって、積層スパイラル管の強度、及び変形能をより向
上できる。Therefore, the strength and deformability of the laminated spiral tube can be further improved.
［実施例］
第１図は本発明の第１実施例を示す全体図、第２図は第
１図の■−■線に沿う断面図、第３図は本発明の第２実
施例を示す全体図、第４図は第３図のｍＶ−１’Ｖ線に
沿う断面図である。[Example] Fig. 1 is an overall view showing a first embodiment of the present invention, Fig. 2 is a sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 shows a second embodiment of the present invention. The overall view, FIG. 4, is a sectional view taken along the line mV-1'V in FIG. 3.
（第１実施例）
積層スパイラル管１０は、２枚の同一断面サイズのスト
リップ１１．１２を、互いにストリップ幅の例えば半幅
をずらした状態でそれぞれスパイラル状に巻回し、内層
側ストリップ１１の突き合わせ状のエツジ継ぎ合わせ部
１１Ａを外層側ストリップ１２にて覆うように互いに積
層し、かつ接着することにて構成されている。１２Ａは
外層側ストリップ１２の突き合わせ状のエツジ継ぎ合わ
せ部である。(First Embodiment) The laminated spiral tube 10 is made by winding two strips 11 and 12 having the same cross-sectional size in a spiral shape while shifting the strip width by, for example, a half width, and forming a butt shape of the inner layer side strips 11. The outer layer side strips 12 are laminated and bonded together so as to cover the edge joint portions 11A of the outer layer strips 12. 12A is a butt-like edge seam portion of the outer layer side strip 12.
然して１両ストリップ１１．１２のそれぞれは、鋼板か
らなる芯材１３を、塩化ビニル樹脂、ポリエチレン樹脂
、合成ゴム等の合成樹脂からなる被覆材１４により被覆
したものを用いることとされている。Each of the one-car strips 11 and 12 is constructed by covering a core material 13 made of a steel plate with a covering material 14 made of a synthetic resin such as vinyl chloride resin, polyethylene resin, or synthetic rubber.
尚、内層側ストリップ１１と外層側ストリップ１２どの
接着は、接着剤或いは熱融着にて行なわれる。The inner strip 11 and the outer strip 12 are bonded by adhesive or heat fusion.
次に、上記第１実施例の作用について説明する。Next, the operation of the first embodiment will be explained.
上記実施例によれば、芯材１３を構成する鋼板の存在に
より、高強度、かつ高変形能を備える積層スパイラル管
ｌＯを形成できる。又、合成樹脂からなる被覆材１４に
より上記鋼板を被覆するものであるから、錆びにくい積
層スパイラル管ｌＯを形成できる。即ち、錆びに＜＜、
高強度、かつ高変形能を備えた積層スパイラル管１０を
提供することができる。According to the above embodiment, due to the presence of the steel plate constituting the core material 13, it is possible to form a laminated spiral pipe IO having high strength and high deformability. Furthermore, since the steel plate is covered with the covering material 14 made of synthetic resin, a laminated spiral pipe 10 that is resistant to rust can be formed. In other words, rust <<,
A laminated spiral tube 10 with high strength and high deformability can be provided.
本発明者は、この第１実施例の具体例として、芯材１３
を軟鋼（板厚０．４■曹、輻３００■ｍ）、被覆材１４
を塩化ビニル樹脂（被覆厚ｔｏｏＩＬ）、内層側ストリ
ップ１１と外層側ストリップ１２の接着を熱融着、内層
側ストリップ１１と外層側ストリップ１２を半幅ずらし
の２層巻として、外径３００■■の積層スパイラル管１
０を形成した。結果、錆びにくく、高強度、かつ高変形
能を備えた積層スパイラル管１０を提供できることを確
認した。The present inventor has developed a core material 13 as a specific example of the first embodiment.
Mild steel (plate thickness 0.4mm, diameter 300mm), coating material 14
The inner strip 11 and the outer strip 12 are bonded by heat fusion using vinyl chloride resin (covering thickness too IL), and the inner strip 11 and the outer strip 12 are wound in two layers with an offset of half width, with an outer diameter of 300 mm. Laminated spiral tube 1
0 was formed. As a result, it was confirmed that it was possible to provide a laminated spiral tube 10 that is resistant to rust, has high strength, and has high deformability.
（第２実施例）
積層スパイラル管ｌＯＯは、第１実施例の積層スパイラ
ル管１０と同様に、２枚のストリップ１１１．１１２を
、それぞれスパイラル状に巻回し、内層側ストリップ１
１１のニー２ジ継ぎ合わせ部１１１Ａを外層側ストリッ
プ１１２にて覆うように互いに積層し、かつ接着するこ
とにて構成されている。１１２Ａは外層側ストリップ１
１２のエツジ継ぎ合わせ部である。又、両ストリップ１
１１．１１２のそれぞれは、鋼板からなる芯材１１３を
合成樹脂からなる被覆材１１４により被覆したものを用
いることとされている。(Second Embodiment) The laminated spiral tube lOO is made by winding two strips 111 and 112 in a spiral shape, as in the laminated spiral tube 10 of the first embodiment.
The outer layer side strip 112 covers the 11 knee joint parts 111A by laminating them together and bonding them together. 112A is outer layer side strip 1
12 edge splicing parts. Also, both strips 1
11 and 112, a core material 113 made of a steel plate is covered with a covering material 114 made of a synthetic resin.
然るに、積層スパイラル管１００が前記積層スパイラル
管１０と異なる点は、２枚の相積層せしめられるストリ
ップ１１１．１１２のそれぞれが、被覆材１４の片面の
み凹凸加工を付与され、凹凸部１１５を備えていること
にある。即ち、積層スパイラル管１００は、各ストリッ
プ１１１゜１１２が、相積層せしめられる他のストリッ
プと相接合することとなる被覆材１１４の表面に凹凸部
１１５を備え、内層側ストリップｉｌｌの凹凸部１１５
と外層側ストリップ１１２の凹凸部１１５とを係合する
状態で互いに積層したものである。However, the laminated spiral tube 100 differs from the laminated spiral tube 10 described above in that each of the two laminated strips 111 and 112 is textured on only one side of the covering material 14, and is provided with an uneven portion 115. It's in being. That is, in the laminated spiral tube 100, each of the strips 111 and 112 has an uneven portion 115 on the surface of the covering material 114 which is to be joined with other strips to be laminated, and the uneven portion 115 of the inner layer side strip ill.
and the concave and convex portions 115 of the outer layer side strip 112 are laminated with each other in a state of engagement.
従って、この第２実施例の積層スパイラル管１００によ
れば、前記積層スパイラル管１０における作用に加えて
、以下の作用がある。Therefore, according to the laminated spiral tube 100 of the second embodiment, in addition to the functions of the laminated spiral tube 10 described above, there are the following effects.
即ち、内層側ストリップ１１１と外層側ストリップ１１
２とが、凹凸部１１５を介して係合する状態で相接合さ
れる。従って、両ストリップ１１１．１１２の接合面積
が大きく、かつ両ストリップ１１１，１１２が管軸方向
にて強固に係合するものとなり、結果として管全体とし
て高い結合強度を確保できる。よって、積層スパイラル
管１００の強度、及び変形能をより向上できる。That is, the inner layer side strip 111 and the outer layer side strip 11
2 are joined to each other in a state where they are engaged with each other through the uneven portions 115. Therefore, the bonding area of both strips 111 and 112 is large, and both strips 111 and 112 are firmly engaged in the tube axis direction, and as a result, high bonding strength can be ensured for the tube as a whole. Therefore, the strength and deformability of the laminated spiral tube 100 can be further improved.
本発明者は、この第２実施例の具体例として、芯材１１
３を軟鋼（板厚０．４ｍｍ、幅３００腸層）、被覆材１
１４を塩化ビニル樹脂（最大被覆厚４００用）、内層側
ストリップ１１１と外層側ストリップ１１２の接着を塩
化ビニル樹脂系接着剤、内層側ストリップ１１１と外層
側ストリップ１１２を半幅ずらしの２層巻として、外径
３００■の積層スパイラル管１００を形成した。結果、
錆びにくく、高強度、かつ高変形能を備えた積層スパイ
ラル管１００を提供できることを確認した。又、凹凸部
１１５の存在により、積層スパイラル管１００の強度、
及び変形能をより向上できることを確認した。The present inventor has developed a core material 11 as a specific example of the second embodiment.
3 is mild steel (plate thickness 0.4 mm, width 300 layers), covering material 1
14 is a vinyl chloride resin (for maximum coating thickness 400), the inner layer side strip 111 and the outer layer side strip 112 are bonded with a vinyl chloride resin adhesive, the inner layer side strip 111 and the outer layer side strip 112 are wound in two layers with a half width shift, A laminated spiral tube 100 having an outer diameter of 300 cm was formed. result,
It has been confirmed that it is possible to provide a laminated spiral pipe 100 that is resistant to rust, has high strength, and has high deformability. Furthermore, due to the presence of the uneven portions 115, the strength of the laminated spiral pipe 100,
It was confirmed that the deformability could be further improved.
尚、上記積層スパイラル管１０．１００にあっては、芯
材１３．１１３の鋼板強度レベルの変化、芯材の埋込み
位置或いはストリップを適宜３枚以上多層巻きすること
により、強度、及び変形能をより向上できる。In addition, in the laminated spiral pipe 10.100, the strength and deformability can be improved by changing the strength level of the steel plate of the core material 13.113, by changing the embedding position of the core material, or by appropriately winding three or more strips in multiple layers. You can improve even more.
又、上記積層スパイラル管１０．１００にあっては、被
覆材１４，１１４の材料や膜厚の選定により、錆びにく
いことの他、各種用途に応じた表面性状を具備できる。Moreover, in the laminated spiral tube 10.100, by selecting the material and film thickness of the coating materials 14, 114, in addition to being resistant to rust, it can be provided with surface properties suitable for various uses.
［発明の効果］
本発明によれば、錆びにくく、高強度、かつ高変形能を
備えた積層スパイラル管を提供することができる。[Effects of the Invention] According to the present invention, it is possible to provide a laminated spiral pipe that is resistant to rust, has high strength, and has high deformability.
第１図は本発明の第１実施例を示す全体図、第２図は第
１図の■−■線に沿う断面図、第３図は本発明の第２実
施例を示す全体図、第４図は第３図のＩＶ−ＩＶ線に沿
う断面図である。
１０．１００・・・積層スパイラル管、１ ｌ 、
１２．１１１ 、 １ １ ２ ・・・ ス
ト リ −２ プ 、１３．１１３・・・芯材
、
１４．１１４・・・被覆材、
１１５・・・凹凸部。FIG. 1 is an overall view showing a first embodiment of the present invention, FIG. 2 is a sectional view taken along the line ■-■ in FIG. 1, and FIG. FIG. 4 is a sectional view taken along line IV-IV in FIG. 3. 10.100...Laminated spiral tube, 1 l,
12.111, 1 1 2... Strip-2, 13.113... Core material, 14.114... Covering material, 115... Uneven portion.
Claims (2)
回し、内層側ストリップのエッジ継ぎ合わせ部を外層側
ストリップにて覆うように互いに積層し、かつ接着する
ことにて構成される積層スパイラル管において、上記ス
トリップとして、鋼板からなる芯材を合成樹脂からなる
被覆材により被覆したものを用いることを特徴とする積
層スパイラル管。(1) A laminated spiral tube constructed by winding a plurality of strips in a spiral shape, stacking them on each other so as to cover the edge joints of the inner strips with the outer strips, and gluing them together, A laminated spiral tube characterized in that the strip is a core material made of a steel plate and covered with a covering material made of a synthetic resin.
ップと相接合することとなる被覆材表面に凹凸部を備え
、内層側ストリップの凹凸部と外層側ストリップの凹凸
部とを係合する状態で互いに積層した請求項１記載の積
層スパイラル管。(2) Each strip has an uneven portion on the surface of the coating material that is to be joined with other strips to be laminated, and the uneven portion of the inner layer strip is engaged with the uneven portion of the outer layer side strip. The laminated spiral tube according to claim 1, wherein the laminated spiral tubes are laminated on each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1143129A JP2554931B2 (en) | 1989-06-07 | 1989-06-07 | Laminated spiral tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1143129A JP2554931B2 (en) | 1989-06-07 | 1989-06-07 | Laminated spiral tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH039190A true JPH039190A (en) | 1991-01-17 |
| JP2554931B2 JP2554931B2 (en) | 1996-11-20 |
Family
ID=15331592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1143129A Expired - Lifetime JP2554931B2 (en) | 1989-06-07 | 1989-06-07 | Laminated spiral tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2554931B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112012021431A2 (en) * | 2010-02-26 | 2016-05-31 | Furukawa Electric Co Ltd | fluid transport hose, and method for producing a fluid transport hose. |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5623780A (en) * | 1979-07-31 | 1981-03-06 | Sharp Corp | Manufacture of thin film transistor |
| JPS61181181U (en) * | 1985-04-30 | 1986-11-12 |
-
1989
- 1989-06-07 JP JP1143129A patent/JP2554931B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5623780A (en) * | 1979-07-31 | 1981-03-06 | Sharp Corp | Manufacture of thin film transistor |
| JPS61181181U (en) * | 1985-04-30 | 1986-11-12 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2554931B2 (en) | 1996-11-20 |
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