JPH04363813A - Insulated wire - Google Patents
Insulated wireInfo
- Publication number
- JPH04363813A JPH04363813A JP3164031A JP16403191A JPH04363813A JP H04363813 A JPH04363813 A JP H04363813A JP 3164031 A JP3164031 A JP 3164031A JP 16403191 A JP16403191 A JP 16403191A JP H04363813 A JPH04363813 A JP H04363813A
- Authority
- JP
- Japan
- Prior art keywords
- wire
- layer
- metal layer
- inorganic insulating
- insulating layer
- 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.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 34
- 239000012212 insulator Substances 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000004020 conductor Substances 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 3
- 239000011777 magnesium Substances 0.000 claims abstract description 3
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 3
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 3
- 239000010936 titanium Substances 0.000 claims abstract description 3
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 abstract description 12
- 239000003063 flame retardant Substances 0.000 abstract description 11
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract description 10
- 238000009413 insulation Methods 0.000 abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052718 tin Inorganic materials 0.000 abstract description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract description 2
- 125000003118 aryl group Chemical group 0.000 abstract description 2
- 229910052802 copper Inorganic materials 0.000 abstract description 2
- 239000010949 copper Substances 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 229910052759 nickel Inorganic materials 0.000 abstract description 2
- 229920005573 silicon-containing polymer Polymers 0.000 abstract description 2
- 229910052709 silver Inorganic materials 0.000 abstract description 2
- 239000004332 silver Substances 0.000 abstract description 2
- 239000011135 tin Substances 0.000 abstract description 2
- 239000004411 aluminium Substances 0.000 abstract 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 abstract 1
- 239000011133 lead Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- -1 slicon Chemical compound 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
Description
【0001】0001
【産業上の利用分野】本発明は、吸湿時などにおいても
、高い絶縁性が得られる、無機絶縁層を施した金属層を
有する不燃性ないし難燃性の絶縁電線に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a non-flammable or flame-retardant insulated wire having a metal layer coated with an inorganic insulating layer, which provides high insulation even when moisture is absorbed.
【0002】0002
【従来の技術】従来、不燃性絶縁電線としては、無機粉
末絶縁体を用いた無機粉末絶縁(MI)電線があり、ま
た、難燃性絶縁電線としては、難燃剤を添加した有機ポ
リマーやポリマー自体が燃えにくい難燃性有機ポリマー
を用いた電線が提供されている。[Prior Art] Conventionally, non-combustible insulated wires include inorganic powder insulated (MI) wires using inorganic powder insulators, and flame-retardant insulated wires include organic polymers and polymers containing flame retardants. Electric wires are provided that are made of flame-retardant organic polymers that are themselves flammable.
【0003】0003
【発明が解決しようとする課題】ところが、上記MI電
線の場合、電線端末処理が難しく、処理が不完全である
と、電線端末から吸湿してその絶縁性が低下するという
問題があった。また、上記難燃性絶縁電線では、難燃性
といっても、火災時など、その火力が強いと、最終的に
燃焼してしまうという欠点があった。However, in the case of the MI electric wire, it is difficult to treat the wire ends, and if the treatment is incomplete, there is a problem in that moisture is absorbed from the wire ends and the insulation properties thereof deteriorate. Further, although the flame-retardant insulated wire is flame-retardant, it has the disadvantage that it will eventually burn if the firepower is strong, such as in the event of a fire.
【0004】本発明は、このような従来の問題点に鑑み
てなされたものである。The present invention has been made in view of these conventional problems.
【0005】[0005]
【課題を解決するための手段】かゝる本発明の特徴とす
る点は、金属導体上に直接もしくは他の絶縁物を介して
少なくとも片面に無機絶縁層を施した金属層を被覆し、
また、この金属層をコルゲート形状としたり、あるいは
テープ状としてこれを重ね巻きしたりした絶縁電線にあ
る。[Means for Solving the Problems] The present invention is characterized by coating a metal conductor with a metal layer having an inorganic insulating layer on at least one side directly or through another insulator,
Further, there is an insulated wire in which the metal layer is formed into a corrugated shape or is formed into a tape shape and is wound in layers.
【0006】[0006]
【作用】この無機絶縁層を施した金属層、当該金属層の
コルゲート化、あるいはテープ化による巻き付けにより
、後述の如く、高絶縁性で、可撓性に富み、優れた不燃
性ないし難燃性の絶縁電線が得られる。[Function] The metal layer coated with this inorganic insulating layer, corrugated or wrapped around the metal layer into a tape provides high insulation, flexibility, and excellent nonflammability or flame retardancy, as described below. of insulated wire can be obtained.
【0007】[0007]
【実施例】図1〜図4は、本発明に係る絶縁電線の各実
施例を示したものである。Embodiments FIGS. 1 to 4 show embodiments of insulated wires according to the present invention.
【0008】これらの図において、1は銅線やアルミ線
、あるいは錫、銀、ニッケルなどのメッキ銅線などの撚
線(単線も可)などからなる金属導体、2は無機絶縁層
3が少なくとも片面に施された金属層、4は絶縁物、5
は最外層に施した外装ポリマである。In these figures, 1 is a metal conductor made of copper wire, aluminum wire, or stranded wire (single wire is also possible) such as copper wire plated with tin, silver, nickel, etc., and 2 is a metal conductor made of at least an inorganic insulating layer 3. Metal layer applied on one side, 4 is an insulator, 5
is the exterior polymer applied to the outermost layer.
【0009】このように上記金属層2には、無機絶縁層
3が施してあるため、得られる電線(ケーブルも同じ)
は、不燃性電線となり、また、吸湿した場合でも、無機
絶縁層3により著しく絶縁性が低下することはない。[0009] As described above, since the inorganic insulating layer 3 is applied to the metal layer 2, the obtained electric wire (the same applies to the cable)
The wire becomes a nonflammable wire, and even if it absorbs moisture, the insulating property does not deteriorate significantly due to the inorganic insulating layer 3.
【0010】上記金属層2をなす金属としては、銅、ア
ルミニウム、鉛、錫、鉄など、上記無機絶縁層3を施す
ことができるものであれば、いずれの金属でもよい。The metal forming the metal layer 2 may be any metal, such as copper, aluminum, lead, tin, or iron, as long as the inorganic insulating layer 3 can be formed thereon.
【0011】上記金属層2に施される無機絶縁層3とし
ては、アルミニウム、シリカ、マグネシウム、珪素、チ
タン、またはこれらの酸化物、窒化物、もしくは酸窒化
物などが挙げられ、その形成にあたっては、特に限定さ
れないが、例えば金属層2表面への蒸着や溶射などによ
り形成する。[0011] Examples of the inorganic insulating layer 3 applied to the metal layer 2 include aluminum, silica, magnesium, silicon, titanium, or oxides, nitrides, or oxynitrides thereof. Although not particularly limited, it may be formed, for example, by vapor deposition or thermal spraying on the surface of the metal layer 2.
【0012】上記絶縁物4としては、MgOなどの無機
粉末や、ガラスクロス、セラミックペーパーなどの無機
絶縁物、あるいは熱可塑性樹脂、ゴムなどの有機絶縁物
が用いられる。この絶縁物4として有機絶縁物を用い、
少なくとも片面に無機絶縁層3を施した金属層2を被覆
した電線の場合には、完全な不燃性電線とは言い難い面
もあるが、外層の金属層2により内層の有機絶縁物が保
護され、燃え難く、高い難燃性電線が得られる。例えば
外部より過熱されて内層の有機絶縁物が熱分解したとし
ても、外層の無機絶縁層3ににより、絶縁性が確保され
、絶縁電線としての機能が保持される。As the insulator 4, an inorganic powder such as MgO, an inorganic insulator such as glass cloth or ceramic paper, or an organic insulator such as thermoplastic resin or rubber is used. Using an organic insulator as this insulator 4,
In the case of an electric wire coated with a metal layer 2 with an inorganic insulating layer 3 on at least one side, the inner organic insulator is protected by the outer metal layer 2, although it cannot be said to be a completely non-flammable electric wire. , it is possible to obtain highly flame-retardant electric wires that are difficult to burn. For example, even if the organic insulator in the inner layer is thermally decomposed due to overheating from the outside, insulation is ensured by the inorganic insulating layer 3 in the outer layer, and the function as an insulated wire is maintained.
【0013】そしてまた、上記金属層2の施し方として
は、図5に示したように可撓性を考慮してコルゲート状
(蛇腹状)に被覆してもよいし、あるいは、テープ状な
どとして図6に示したようにストレート(平坦)に被覆
してもよい。The metal layer 2 may be applied in the form of a corrugate (bellows) in consideration of flexibility, as shown in FIG. 5, or in the form of a tape. The coating may be straight (flat) as shown in FIG.
【0014】上記最外層に被覆される外装ポリマ5とし
ては、芳香族ポリマ、シリコーンポリマ、弗素含有ポリ
マなどの難燃、耐熱ポリマが挙げられる。この外装ポリ
マ5を被覆した電線の場合、完全な不燃性電線とは言い
難い面があるが、外部火炎により、この難燃、耐熱ポリ
マが燃焼しても、無機絶縁層3により、絶縁性が確保さ
れ、絶縁電線としての機能が保持される。Examples of the exterior polymer 5 coated on the outermost layer include flame-retardant and heat-resistant polymers such as aromatic polymers, silicone polymers, and fluorine-containing polymers. In the case of an electric wire coated with this exterior polymer 5, it is difficult to say that it is a completely non-flammable electric wire, but even if this flame-retardant and heat-resistant polymer is burned by an external flame, the inorganic insulating layer 3 maintains its insulation properties. The function as an insulated wire is maintained.
【0015】なお、上記実施例では、図示しなかたっが
、本発明の場合、通常の電線で用いる構成(介在、押さ
え、半導電層など)を適宜採用することができること、
もちろんである。[0015]Although not shown in the above embodiments, in the case of the present invention, structures used in ordinary electric wires (intervening, holding, semiconductive layers, etc.) can be appropriately adopted.
Of course.
【0016】[0016]
【発明の効果】以上の説明から明らかなように本発明に
よれば、無機絶縁層を有する金属層により、吸湿などに
よっても、著しく絶縁性が低下することのない、絶縁性
が高く、不燃性ないし難燃性に優れた絶縁電線が得られ
る。また、無機絶縁層を有する金属層のコルゲート化に
より、可撓性に富んだ不燃性ないし難燃性絶縁電線が得
られる。さらに、無機絶縁層を有する金属層をテープ状
として重ね巻きする場合、従来と同様の製法により簡単
に不燃性ないし難燃性に優れた絶縁電線が得られる。[Effects of the Invention] As is clear from the above description, according to the present invention, the metal layer having an inorganic insulating layer has high insulation properties that do not significantly deteriorate in insulation properties even when moisture is absorbed, and is nonflammable. Alternatively, an insulated wire with excellent flame retardancy can be obtained. Further, by corrugating a metal layer having an inorganic insulating layer, a highly flexible, non-flammable or flame-retardant insulated wire can be obtained. Furthermore, when a metal layer having an inorganic insulating layer is wrapped in a tape shape, an insulated wire with excellent nonflammability or flame retardance can be easily obtained by a manufacturing method similar to the conventional method.
【図1】本発明に係る絶縁電線の一実施例を示した断面
図である。FIG. 1 is a sectional view showing an embodiment of an insulated wire according to the present invention.
【図2】本発明に係る絶縁電線の他の実施例を示した断
面図である。FIG. 2 is a sectional view showing another embodiment of the insulated wire according to the present invention.
【図3】本発明に係る絶縁電線の他の実施例を示した断
面図である。FIG. 3 is a sectional view showing another embodiment of the insulated wire according to the present invention.
【図4】本発明に係る絶縁電線の他の実施例を示した断
面図である。FIG. 4 is a sectional view showing another embodiment of the insulated wire according to the present invention.
【図5】本発明に係る絶縁電線の金属層の形成状態を示
した縦断側面図である。FIG. 5 is a longitudinal cross-sectional side view showing the state of formation of the metal layer of the insulated wire according to the present invention.
【図6】本発明に係る絶縁電線の金属層の他の形成状態
を示した縦断側面図である。FIG. 6 is a longitudinal side view showing another state of formation of the metal layer of the insulated wire according to the present invention.
1 金属導体 2 金属層 3 無機絶縁層 4 絶縁物 5 外装ポリマ 1 Metal conductor 2 Metal layer 3 Inorganic insulation layer 4 Insulator 5 Exterior polymer
Claims (4)
を介して少なくとも片面に無機絶縁層を施した金属層を
被覆したことを特徴とする絶縁電線。1. An insulated wire characterized in that a metal conductor is coated with a metal layer having an inorganic insulating layer on at least one side, either directly or through another insulator.
れたことを特徴とする請求項1記載の絶縁電線。2. The insulated wire according to claim 1, wherein the metal layer is formed in a corrugated shape.
巻きしたことを特徴とする請求項1記載の絶縁電線。3. The insulated wire according to claim 1, wherein the metal layer is tape-shaped and wound in layers.
リカ、マグネシウム、珪素、チタン、またはこれらの酸
化物、窒化物、もしくは酸窒化物であることを特徴とす
る請求項1、2または3記載の絶縁電線。4. The inorganic insulating layer according to claim 1, 2 or 3, wherein the inorganic insulating layer is aluminum, silica, magnesium, silicon, titanium, or an oxide, nitride, or oxynitride of these. Insulated wire.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3164031A JPH04363813A (en) | 1991-06-08 | 1991-06-08 | Insulated wire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3164031A JPH04363813A (en) | 1991-06-08 | 1991-06-08 | Insulated wire |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH04363813A true JPH04363813A (en) | 1992-12-16 |
Family
ID=15785496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3164031A Pending JPH04363813A (en) | 1991-06-08 | 1991-06-08 | Insulated wire |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH04363813A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105679440A (en) * | 2015-10-15 | 2016-06-15 | 安徽双诚电线电缆有限公司 | Aluminium type stranded wire with high tensile strength |
-
1991
- 1991-06-08 JP JP3164031A patent/JPH04363813A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105679440A (en) * | 2015-10-15 | 2016-06-15 | 安徽双诚电线电缆有限公司 | Aluminium type stranded wire with high tensile strength |
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