JP2595776Y2 - Non-combustible coated conduit - Google Patents
Non-combustible coated conduitInfo
- Publication number
- JP2595776Y2 JP2595776Y2 JP1993074543U JP7454393U JP2595776Y2 JP 2595776 Y2 JP2595776 Y2 JP 2595776Y2 JP 1993074543 U JP1993074543 U JP 1993074543U JP 7454393 U JP7454393 U JP 7454393U JP 2595776 Y2 JP2595776 Y2 JP 2595776Y2
- Authority
- JP
- Japan
- Prior art keywords
- peripheral surface
- outer peripheral
- combustible
- conduit
- heat insulating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Thermal Insulation (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本考案は、給水、給湯、暖房およ
び空調用冷媒配管等の配管材として用いる不燃被覆導管
に係るもので、特にビル等の防火区画での使用に適した
不燃被覆導管の改良に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a non-combustible sheathed conduit used as a piping material for refrigerant pipes for water supply, hot water supply, heating and air conditioning, and more particularly to a non-combustible sheathed conduit suitable for use in a fire-prevention section of a building or the like. Regarding improvement.
【０００２】[0002]
【従来の技術】従来、前記導管として、金属管本体とプ
ラスチック外装管との間にポリエチレンフォーム等の原
料液を注入して発泡生成させて断熱層を形成した構造の
導管、あるいは発泡ポリエチレンチューブに肉厚１００
〜２００μｍ程度の塩化ビニルフィルムやポリエチレン
フィルムを被覆したものが知られている。2. Description of the Related Art Conventionally, as a conduit, a conduit having a structure in which a heat insulating layer is formed by injecting a raw material liquid such as polyethylene foam between a metal tube main body and a plastic outer tube to form foam, or a foamed polyethylene tube. Thickness 100
Those coated with a vinyl chloride film or a polyethylene film of about 200 μm are known.
【０００３】[0003]
【考案が解決しようとする課題】前述した導管のうち、
前者は発泡プラスチック製断熱層が火気に対して弱く、
後者は曲げた状態で配管する必要がある場合、曲げるこ
とが非常に困難である。[Problem to be solved by the invention]
In the former, the foamed plastic insulation layer is weak against fire,
The latter is very difficult to bend if the pipe needs to be bent.
【０００４】[0004]
【考案の目的】本考案は、火気に対して強く、かつ容易
に曲げることができる不燃被覆導管を提供することを主
たる目的としている。SUMMARY OF THE INVENTION The main object of the present invention is to provide a non-combustible coated conduit which is resistant to fire and can be easily bent.
【０００５】[0005]
【課題を解決するための手段】本考案による不燃被覆導
管は、金属管の外周面を無機質断熱材で囲繞し、この無
機質断熱材の外周面をポリエチレンフィルム防水材で被
覆し、その防水材の外周面に連続波付き加工を施したア
ルミ箔製の可撓性チューブを嵌装して構成したことを要
旨としている。A non-combustible coated conduit according to the present invention surrounds the outer peripheral surface of a metal tube with an inorganic heat insulating material, and coats the outer peripheral surface of the inorganic heat insulating material with a polyethylene film waterproof material. The gist of the present invention is that a flexible tube made of aluminum foil subjected to a process with a continuous wave is fitted on the outer peripheral surface.
【０００６】[0006]
【作用】上記構成の不燃被覆導管にあっては、断熱材が
無機質材であるため不燃である。また、表面の可撓性チ
ューブによって火気に耐え、かつ容易に曲げることがで
きる。また、断熱材をポリエチレンフィルムからなる外
皮と、その上に螺旋状に巻き付けたポリエチレンフィル
ムからなる防水材を被覆した構成により高い気密性が得
られ、かつ可撓性チューブの装入が容易である。In the non-combustible coated conduit having the above-mentioned structure, the heat insulating material is non-combustible because it is an inorganic material. Also, the flexible tube on the surface can withstand fire and can be easily bent. In addition, heat insulating material is made of polyethylene film.
Leather and polyethylene fill spirally wound on it
High airtightness is obtained by the configuration coated with waterproofing material comprising a beam, and is easy loading of the flexible tube.
【０００７】[0007]
【実施例】図１および図２に、本考案の一実施例を示
す。同図において、１は銅製の金属管であり、この金属
管には管径６．４ｍｍ〜２２．２ｍｍのものが用いられ
る。この金属管１の外周面はガラス繊維ニードルフェル
トからなる断熱材２で囲繞され、その断熱材２の外周面
には、防水材として、まず、ポリエチレンフィルムから
なる外皮３が包被され、その突き合わせ端部３ａを熱融
着したあと、さらに前記外皮３の外周面にポリエチレン
フィルムからなるテープ材４が螺旋状に巻き付けられ、
その防水材の外周面に連続波付き加工を施したアルミ箔
製の可撓性チューブ５が嵌装されている。1 and 2 show an embodiment of the present invention. In the figure, reference numeral 1 denotes a copper metal tube having a diameter of 6.4 mm to 22.2 mm. The outer peripheral surface of the metal tube 1 is surrounded by a heat insulating material 2 made of glass fiber needle felt, and the outer peripheral surface of the heat insulating material 2 is firstly covered with an outer skin 3 made of a polyethylene film as a waterproof material, and butt-joined. After heat-sealing the end 3a, a tape material 4 made of a polyethylene film is further spirally wound around the outer peripheral surface of the outer cover 3,
A flexible tube 5 made of aluminum foil and subjected to a process with a continuous wave is fitted on the outer peripheral surface of the waterproof material.
【０００８】上記構成の不燃被覆導管を製作するには、
例えば、コイル状の銅管をアンコイラーおよび整直機に
より直管状および真円状に矯正加工し、管径に応じた所
定幅のガラス繊維ニードルフェルトをラッパ管を通し前
記銅管に被覆し、次にその外周面にポリエチレンフィル
ムを被せ、突き合わせ端部を熱融着したあと、その上に
ポリエチレンテープ材を螺旋状にテーピングして一体化
させ、最後にそれらをキャタピラー引取り機に通し、固
定された所定長さのアルミ箔製の連続液付き加工の可撓
性チューブの中に装入する工程により容易に得られる。In order to manufacture the non-combustible sheathed conduit having the above structure,
For example, a coiled copper tube is straightened into a straight tube and a perfect circle by an uncoiler and a straightening machine, and a glass fiber needle felt having a predetermined width according to the tube diameter is coated on the copper tube through a wrapper tube. The outer peripheral surface is covered with a polyethylene film, and the butted ends are heat-sealed, and then a polyethylene tape material is spirally taped and integrated thereon, and finally they are passed through a caterpillar take-off machine and fixed. It can be easily obtained by a step of charging the aluminum foil into a flexible tube made of aluminum foil having a predetermined length and processed with a continuous liquid.
【０００９】[0009]
【考案の効果】以上に述べたように、本考案によれば、
不燃被覆導管として下記効果が得られる。 （１）不燃被覆導管は、その表面が連続波付き加工を施
したアルミ箔製可撓性チューブで形成されているため、
火気に耐え、かつ容易に曲げることができる。 （２）断熱材が無機質であるから不燃である。 （３）前記断熱材の外周面をポリエチレンフィルムから
なる外皮と、その上に螺旋状に巻き付けたポリエチレン
フィルムテープとからなる防水材で二重に被覆した構造
としているため、高い気密性が得られ、かつ前記連続波
付き加工のアルミ箔製可撓性チューブへの装入が容易に
なる。この場合、ポリエチレンフィルムからなる外皮だ
け、あるいは螺旋状に巻き付けたポリエチレンフィルム
テープだけでは、完全な気密性は得られない。 （４）上記（１）〜（３）の構成を備えた不燃被覆導管
は、防火区画を貫通して配管施工を行う際の法令上の規
定に適合した導管として使用することができる。[Effect of the invention] As described above, according to the invention,
The following effects can be obtained as a non-combustible coated conduit. (1) The surface of the non-combustible coated conduit is processed with continuous waves.
Because it is formed by the aluminum foil-made flexible tube,
Resists fire and can be easily bent. (2) It is nonflammable because the heat insulating material is inorganic. (3) A structure in which the outer peripheral surface of the heat insulating material is double- coated with a waterproof material composed of an outer skin made of a polyethylene film and a polyethylene film tape spirally wound thereon.
Since you are a high airtightness can be obtained and the continuous wave
It is easy to insert the aluminum tube into a flexible tube made of aluminum foil. In this case, it is a skin made of polyethylene film
Polyethylene film wound or spirally wound
Complete airtightness cannot be obtained with tape alone. (4) The non-combustible sheathed conduit having the above-mentioned constitutions (1) to (3) can be used as a conduit conforming to the statutory regulations when performing piping construction through a fire protection compartment.
【図１】本考案の一実施例を示す不燃被覆導管の一部を
切断した側面図である。FIG. 1 is a partially cutaway side view of a non-combustible coated conduit showing one embodiment of the present invention.
【図２】不燃被覆導管の縦断面図である。FIG. 2 is a longitudinal sectional view of a non-combustible coated conduit.
１ 銅管 ２ 断熱材 ３ 外皮 ４ テープ材 ５ アルミ箔製可撓性チューブ DESCRIPTION OF SYMBOLS 1 Copper tube 2 Insulation material 3 Outer skin 4 Tape material 5 Aluminum foil flexible tube
───────────────────────────────────────────────────── フロントページの続き (72)考案者 山崎 征彦 東京都港区芝大門１丁目１番26号 ニチ アス株式会社内 (56)参考文献 特開 平７−174291（ＪＰ，Ａ) 特開 平１−210690（ＪＰ，Ａ) 特開 平１−301228（ＪＰ，Ａ) 特開 平３−262631（ＪＰ，Ａ) 特開 平４−77248（ＪＰ，Ａ) 特開 昭63−25031（ＪＰ，Ａ) 実開 昭62−87293（ＪＰ，Ｕ) 実開 昭60−88194（ＪＰ，Ｕ) 実開 昭59−90689（ＪＰ，Ｕ) 実開 昭61−17586（ＪＰ，Ｕ) 実開 昭60−167890（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.6，ＤＢ名) F16L 9/00 - 9/22 F16L 11/00 - 11/24 F16L 59/00 - 59/16 B32B 1/00 - 35/00 B65D 65/00 - 65/46 B65D 67/00 - 79/02 B65D 81/18 - 81/30 B65D 81/38 ──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Masahiko Yamazaki 1-26, Shiba-Daimon, Minato-ku, Tokyo Inside Nichias Corporation (56) References JP-A-7-174291 (JP, A) JP-A-1 JP-A-210690 (JP, A) JP-A-1-301228 (JP, A) JP-A-3-262263 (JP, A) JP-A-4-77248 (JP, A) JP-A-63-25031 (JP, A) ) Actually open 1987-87293 (JP, U) Actually open 60-88194 (JP, U) Actually open 159-90689 (JP, U) Actually open 1986-17586 (JP, U) Actually open 60- 167890 (JP, U) (58) Fields investigated (Int. Cl. 6 , DB name) F16L 9/00-9/22 F16L 11/00-11/24 F16L 59/00-59/16 B32B 1/00 -35/00 B65D 65/00-65/46 B65D 67/00-79/02 B65D 81/18-81/30 B65D 81/38
Claims (1)
し、この無機質断熱材の外周面をポリエチレンフィルム
からなる外皮と、その上に螺旋状に巻き付けたポリエチ
レンフィルムからなる防水材で被覆し、その防水材の外
周面に連続波付き加工を施したアルミ箔製の可撓性チュ
ーブを嵌装したことを特徴とする不燃被覆導管。1. An outer peripheral surface of a metal tube is surrounded by an inorganic heat insulating material, and an outer peripheral surface of the inorganic heat insulating material is covered with a polyethylene film.
And a spiral wound spirally over it
A non-combustible coated conduit, which is covered with a waterproof material made of a ren film, and fitted with a flexible tube made of aluminum foil which has been subjected to a continuous corrugation process on an outer peripheral surface of the waterproof material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1993074543U JP2595776Y2 (en) | 1993-12-28 | 1993-12-28 | Non-combustible coated conduit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1993074543U JP2595776Y2 (en) | 1993-12-28 | 1993-12-28 | Non-combustible coated conduit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0741193U JPH0741193U (en) | 1995-07-21 |
| JP2595776Y2 true JP2595776Y2 (en) | 1999-06-02 |
Family
ID=13550287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1993074543U Expired - Lifetime JP2595776Y2 (en) | 1993-12-28 | 1993-12-28 | Non-combustible coated conduit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2595776Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011105216A1 (en) * | 2010-02-26 | 2011-09-01 | 古河電気工業株式会社 | Flexible tube for fluid transport and method for producing flexible tube for fluid transport |
| WO2011105215A1 (en) * | 2010-02-26 | 2011-09-01 | 古河電気工業株式会社 | Flexible tube for fluid transport and method for producing flexible tube for fluid transport |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5184176B2 (en) * | 2008-03-28 | 2013-04-17 | 古河電気工業株式会社 | Flexible tube for cryogenic fluid transport |
| JP6170792B2 (en) * | 2013-09-20 | 2017-07-26 | 東芝機械株式会社 | Pellet feeder for die casting machine |
| JP2016070190A (en) * | 2014-09-30 | 2016-05-09 | ニッタ株式会社 | Adiabatic pipe |
| AU2018221580B2 (en) | 2017-03-15 | 2019-04-11 | Novelis Inc. | Corrugated heat protection tube and methods of making the same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6088194U (en) * | 1983-11-24 | 1985-06-17 | 古河電気工業株式会社 | insulation pipe |
| JPS6287293U (en) * | 1985-11-21 | 1987-06-03 | ||
| JP2531929B2 (en) * | 1993-12-20 | 1996-09-04 | 株式会社クスダ | Insulation pipe manufacturing method |
-
1993
- 1993-12-28 JP JP1993074543U patent/JP2595776Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011105216A1 (en) * | 2010-02-26 | 2011-09-01 | 古河電気工業株式会社 | Flexible tube for fluid transport and method for producing flexible tube for fluid transport |
| WO2011105215A1 (en) * | 2010-02-26 | 2011-09-01 | 古河電気工業株式会社 | Flexible tube for fluid transport and method for producing flexible tube for fluid transport |
| JP5656971B2 (en) * | 2010-02-26 | 2015-01-21 | 古河電気工業株式会社 | Flexible tube for fluid transportation and method for manufacturing flexible tube for fluid transportation |
| JP5705827B2 (en) * | 2010-02-26 | 2015-04-22 | 古河電気工業株式会社 | Flexible tube for fluid transportation and method for manufacturing flexible tube for fluid transportation |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0741193U (en) | 1995-07-21 |
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