JPH025457Y2 - - Google Patents
Info
- Publication number
- JPH025457Y2 JPH025457Y2 JP10543183U JP10543183U JPH025457Y2 JP H025457 Y2 JPH025457 Y2 JP H025457Y2 JP 10543183 U JP10543183 U JP 10543183U JP 10543183 U JP10543183 U JP 10543183U JP H025457 Y2 JPH025457 Y2 JP H025457Y2
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- tape
- cushion layer
- conductor
- 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.)
- Expired
Links
- 239000012212 insulator Substances 0.000 claims description 21
- 239000004020 conductor Substances 0.000 claims description 16
- 229920000728 polyester Polymers 0.000 claims description 12
- 238000005260 corrosion Methods 0.000 claims description 4
- 238000009421 internal insulation Methods 0.000 description 3
- 229920005549 butyl rubber Polymers 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 229920003020 cross-linked polyethylene Polymers 0.000 description 2
- 239000004703 cross-linked polyethylene Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- IDCBOTIENDVCBQ-UHFFFAOYSA-N TEPP Chemical compound CCOP(=O)(OCC)OP(=O)(OCC)OCC IDCBOTIENDVCBQ-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Landscapes
- Communication Cables (AREA)
Description
【考案の詳細な説明】
本考案は同軸ケーブルの改良に関するものであ
る。[Detailed Description of the Invention] The present invention relates to an improvement of a coaxial cable.
同軸ケーブルは一般に、内部撚線導体、内部絶
縁体、クツシヨン層、外部撚線導体、外部絶縁
体、遮蔽層及び防食シースをこれらの順序に設け
た後記図示の如き基本構成を有している。 Coaxial cables generally have a basic configuration as shown in the figures below, including an inner stranded conductor, an inner insulator, a cushion layer, an outer stranded conductor, an outer insulator, a shielding layer, and a corrosion-protective sheath, in this order.
そしてこれらの構成中、特に内部及び外部絶縁
体を架橋ポリエチレンとした場合に、外部絶縁体
は外部導体の撚線後にこれを押出被覆し更に加熱
架橋させるのが一般的に行われる方法である。 In these structures, especially when the inner and outer insulators are made of crosslinked polyethylene, the outer insulator is generally coated by extrusion after the outer conductor is stranded, and then crosslinked by heating.
この外部絶縁体の架橋をより完全化するために
は、該絶縁体内部まで充分熱が到達しかつ適切な
加圧が必要であり、かかる加熱及び加圧を上記内
部絶縁体及び外部導体間には緩衝させるクツシヨ
ン層が設けられている。 In order to more completely bridge this external insulator, it is necessary for sufficient heat to reach the inside of the insulator and to apply appropriate pressure. is provided with a cushioning layer.
従来該クツシヨン層としては、内部絶縁体上に
導電性テープをラツプ巻きして形成する構造であ
るが、かかる構造では実際に、
(i) 上記外部絶縁体の架橋時の加熱加圧により該
導電性テープが内部絶縁体に接着して剥れにく
くなりこれは端末処理作業を困難にする、
(ii) 内部絶縁体上に外部導体の押圧跡による凹凸
を生じこれはケーブル特性低下の原因になる、
などの問題があつた。 Conventionally, the cushion layer is formed by wrapping a conductive tape on the inner insulator, but in this structure, (i) the conductive layer is actually (ii) The adhesive tape adheres to the inner insulator and becomes difficult to peel off, which makes termination work difficult. (ii) The pressure marks of the outer conductor create unevenness on the inner insulator, which causes deterioration in cable properties. , and other problems arose.
考案者等はかかる問題を解決すべく鋭意検討を
重ねた結果、上記クツシヨン層としてポリエステ
ルテープ及び導電性テープのラツプ巻きにより形
成したものが驚くほどこの問題を解決し得ること
を見出しこの考案を完成したのである。 As a result of intensive studies to solve this problem, the inventors discovered that the above-mentioned cushion layer formed by wrapping polyester tape and conductive tape surprisingly solved this problem, and completed this invention. That's what I did.
即ち本考案は、内部撚線導体、内部絶縁体、ク
ツシヨン層、外部撚線導体、外部絶縁体、遮蔽層
及び防食シースをこれらの順序に設けた基本構成
の同軸ケーブルにおいて、内部絶縁体上に前記ク
ツシヨン層としてポリエステルテープ及び導電性
テープのラツプ巻きにより形成したことを特徴と
する同軸ケーブルである。 That is, the present invention provides a coaxial cable with a basic configuration in which an inner stranded conductor, an inner insulator, a cushion layer, an outer stranded conductor, an outer insulator, a shielding layer, and an anti-corrosion sheath are provided in this order. The coaxial cable is characterized in that the cushion layer is formed by wrapping a polyester tape and a conductive tape.
この考案において、上記クツシヨン層としてポ
リエステルテープを併用する理由は、内部絶縁体
にクツシヨン導電性テープが外部絶縁架橋時の熱
で接着しないようにしてさらにクツシヨン効果を
持たせるためである。 In this invention, the reason why a polyester tape is also used as the cushion layer is to prevent the cushion conductive tape from adhering to the internal insulator due to the heat generated during crosslinking of the external insulation, thereby providing a further cushioning effect.
該ポリエステルテープは、特にその種類、性質
等について、通常市販のCVケーブル導体上セパ
レータテープ等で使われているもので又その厚
さ、巻ラツプ等は巻ラツプ1/2ラツプとしてテー
プ幅は巻付時シワが発生しない20〜80mm巾位で決
められ概ね0.025〜0.075mm厚の範囲が実用的であ
る。 The polyester tape, in particular its type and properties, is that which is normally used in commercially available CV cable conductor separator tapes, etc., and its thickness and wrap are 1/2 wrap, and the tape width is 1/2 wrap. A width of 20 to 80 mm is determined so that wrinkles do not occur during application, and a thickness of approximately 0.025 to 0.075 mm is practical.
導電性テープとしては、例えば綿、テトロン、
ナイロン等の織布あるいは不織布を基布としたテ
ープに、ブチルゴム、クロロプレンゴム等にカー
ボンを混合して得られる導電性ゴムを塗布したも
のが適用である。 Examples of conductive tape include cotton, Tetron,
Applicable tapes include a tape based on a woven fabric or non-woven fabric such as nylon, coated with a conductive rubber obtained by mixing carbon with butyl rubber, chloroprene rubber, etc.
これらポリエステルテープ及び導電性テープは
ラツプ巻きによりこれを内部絶縁上に巻層しクツ
シヨン層とするが、それらの順序は、内部絶縁体
上にポリエステルテープ巻しさらに導電性テープ
巻したものである。 These polyester tapes and conductive tapes are wrapped around the internal insulation to form a cushion layer, and the order of these is that the polyester tape is wound on the internal insulation and then the conductive tape is wrapped around the internal insulation.
図面はこの考案の一実施態様を示す断面図であ
るが、図において１は内部撚線導体、２は内部絶
縁体、３は上述のポリエステルテープ３ａ及び導
電性テープ３ｂによるクツシヨン層、４は外部撚
線導体、５は外部絶縁体、６は遮蔽層、７は防食
シースである。 The drawing is a sectional view showing one embodiment of this invention, and in the drawing, 1 is an internal stranded wire conductor, 2 is an internal insulator, 3 is a cushion layer made of the above-mentioned polyester tape 3a and conductive tape 3b, and 4 is an external layer. A stranded conductor, 5 an outer insulator, 6 a shielding layer, and 7 an anti-corrosion sheath.
そして上記クツシヨン層３以外の各構成は、特
に従来の二軸ケーブルにおけるそれらに準ずるも
のであり詳細説明は省略する。 The configurations other than the cushion layer 3 are particularly similar to those in conventional biaxial cables, and detailed explanations will be omitted.
本考案は以上の説明及び後記実施例から明らか
なようにクツシヨン層としてポリエステルテープ
導電性テープとを併用したことにより上記端末作
業性の向上及び同軸ケーブル特性の安定化が得ら
れるものであつてその工業的利用価値は非常に大
きい。 As is clear from the above explanation and the examples below, the present invention improves the terminal workability and stabilizes the coaxial cable characteristics by using a polyester tape and a conductive tape as a cushion layer. It has great industrial value.
以下実施例によりこの考案を具体的に説明す
る。 This invention will be specifically explained below with reference to Examples.
実施例
図面の構成により下記仕様にて240SQ600Vボ
ンデイングワイヤーを製造した。Example A 240SQ600V bonding wire was manufactured according to the following specifications according to the configuration shown in the drawing.
(i) 内部導体
61ケ撚り、240SQ、円形圧縮導体
(ii) 内部絶縁体
架橋ポリエチレン、３mm厚（架橋時加熱加圧条
件：230℃、）５Kg／cm2）
(iii) クツシヨン層
内側：ポリエステルテープ0.05mm厚、1/2ラツ
プ２枚巻
外側：導電性テープ（ブチルゴム塗布不織布基
布テープ）0.2mm厚、1/2ラツプ２枚巻
(iv) 外部導体
240SQ、丸撚導体
(v) 外部絶縁体
（内部に同じ）
(vi) 遮蔽層
導電テープ0.2mm厚1/4ラツプ巻及び銅テープ
0.1mm厚1/4ラツプ巻き
(vii) 防食シース
PVC、３mm厚
比較のために上記(iii)クツシヨン層中の内側ポリ
エステルテープを省き他を同様に行つた。(i) Internal conductor: 61 strands, 240 SQ, circular compressed conductor (ii) Internal insulator: cross-linked polyethylene, 3 mm thick (heating and pressing conditions during cross-linking: 230°C, 5 Kg/cm 2 ) (iii) Inside cushion layer: polyester Tape 0.05mm thick, 2 rolls of 1/2 wrap Outside: Conductive tape (butyl rubber coated non-woven fabric tape) 0.2mm thick, 2 rolls of 1/2 wrap (iv) External conductor 240SQ, round twisted conductor (v) External Insulator (same as inside) (vi) Shielding layer conductive tape 0.2mm thick 1/4 wrap wrap and copper tape
0.1mm thick 1/4 lap wrap (vii) Anti-corrosion sheath PVC, 3mm thick For comparison, the inner polyester tape in the cushion layer (iii) above was omitted and the other procedures were carried out in the same manner.
而して製造した両同軸ケーブルを解体比較した
ところ実施例品は上記内部絶縁体上に凹凸等の発
生がなく又クツシヨン層の接着も認められなかつ
た。 When both coaxial cables thus manufactured were disassembled and compared, the example product had no unevenness on the internal insulator, and no adhesion of the cushion layer was observed.
そして比較例に比しケーブル特性も安定してお
り実際の端末処理作業が容易であつた。 The cable characteristics were also stable compared to the comparative example, and the actual terminal processing work was easy.
図は本考案同軸ケーブルの一実施態様の断面図
である。
１，４……内部及び外部導体、２，５……内部
及び外部絶縁体、３……クツシヨン層、３ａ……
ポリエステルテープ、３ｂ……導電性テープ、６
……遮蔽層、７……シース。
The figure is a sectional view of one embodiment of the coaxial cable of the present invention. 1, 4...Inner and outer conductor, 2, 5...Inner and outer insulator, 3...Cushion layer, 3a...
Polyester tape, 3b... Conductive tape, 6
...shielding layer, 7...sheath.
Claims (1)
部撚線導体、外部絶縁体、遮蔽層及び防食シース
をこれらの順序に設けた基本構成の同軸ケーブル
において、内部絶縁体上に前記クツシヨン層とし
て、ポリエステルテープ及び導電性テープのラツ
プ巻きにより形成したことを特徴とする同軸ケー
ブル。 In a coaxial cable having a basic configuration in which an inner stranded conductor, an inner insulator, a cushion layer, an outer stranded conductor, an outer insulator, a shielding layer and an anti-corrosion sheath are provided in this order, as the cushion layer on the inner insulator, A coaxial cable characterized by being formed by wrapping polyester tape and conductive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10543183U JPS6013617U (en) | 1983-07-08 | 1983-07-08 | coaxial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10543183U JPS6013617U (en) | 1983-07-08 | 1983-07-08 | coaxial cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6013617U JPS6013617U (en) | 1985-01-30 |
| JPH025457Y2 true JPH025457Y2 (en) | 1990-02-09 |
Family
ID=30247126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10543183U Granted JPS6013617U (en) | 1983-07-08 | 1983-07-08 | coaxial cable |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6013617U (en) |
-
1983
- 1983-07-08 JP JP10543183U patent/JPS6013617U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6013617U (en) | 1985-01-30 |
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