JPH0713887B2 - Shielded wire - Google Patents
Shielded wireInfo
- Publication number
- JPH0713887B2 JPH0713887B2 JP14397990A JP14397990A JPH0713887B2 JP H0713887 B2 JPH0713887 B2 JP H0713887B2 JP 14397990 A JP14397990 A JP 14397990A JP 14397990 A JP14397990 A JP 14397990A JP H0713887 B2 JPH0713887 B2 JP H0713887B2
- Authority
- JP
- Japan
- Prior art keywords
- wire
- tape
- adhesive
- copper foil
- shield
- 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
Description
【発明の詳細な説明】 ［産業上の利用分野］ この発明は、シールド電線、特に電子機器内部に使用さ
れるシールド電線に関する。Description: TECHNICAL FIELD The present invention relates to a shielded electric wire, particularly to a shielded electric wire used inside an electronic device.
［従来の技術］ 図面を参照して従来のシールド電線の一例を説明する。
第５図において、シールド電線10は撚線からなる導体１
を絶縁体２で被覆した信号線心と、これと平行に配設さ
れた撚線からなるドレインワイヤ４との外周をシールド
テープ３により中央に耳部６を設けた眼鏡状に縦沿え被
覆し、さらにこれらの外周を絶縁体のジャケット5,5′
により一体的に押出被覆して形成されている。そして、
信号線心の外径をA,ドレインワイヤを被覆するジャケッ
ト部の外径をＢとすると、Ａ＝Ｂの同径になるように形
成されている。[Prior Art] An example of a conventional shielded electric wire will be described with reference to the drawings.
In FIG. 5, the shielded electric wire 10 is a conductor 1 made of a stranded wire.
The outer circumference of the signal wire core covered with the insulator 2 and the drain wire 4 composed of a stranded wire arranged in parallel with the signal wire core is vertically covered with a shield tape 3 in the shape of glasses having an ear portion 6 in the center. , And the outer circumference of these jackets 5, 5 '
Are integrally formed by extrusion coating. And
Assuming that the outer diameter of the signal wire core is A and the outer diameter of the jacket portion that covers the drain wire is B, they are formed so that A = B.
このように構造されたシールド電線10を例えばコネクタ
に圧接するには、第６図に模式的に示すように信号線心
の端末のジャケット５をａ部分で剥離し、ドレインワイ
ヤ部のジャケット５′を残すようにして、シールドテー
プ３の金属箔ラミネートポリエステルテープのポリエス
テル面に酢酸ビニル系の接着剤を使用してシールドテー
プ３とジャケット５′を密着させるようにして、信号線
側の金属箔ラミネートテープ３が残らないようにしてい
る。In order to press-connect the shielded electric wire 10 having such a structure to, for example, a connector, the jacket 5 at the end of the signal wire core is peeled off at the portion a as shown in FIG. So that the shield tape 3 and the jacket 5'are closely adhered to each other by using a vinyl acetate adhesive on the polyester surface of the polyester tape of the metal foil laminate polyester tape of the shield tape 3 and the metal foil laminate of the signal line side. Tape 3 is not left.
［発明が解決しようとする課題］ ところで、このように信号線心側端末のジャケット５を
剥離してコネクタに圧接する際、また、圧接後にハーネ
スを組込む際に、ラップした金属箔ラミネートポリエス
テルテープ３の金属箔面間に接着作用がないため、ドレ
インワイヤ４が露出したり、第５図に示す重ね合せのｂ
部分のテープ３が剥れて露出し、回路に組込んだ際にシ
ョートする虞れが生じていた。[Problems to be Solved by the Invention] By the way, when the jacket 5 of the terminal on the signal wire core side is peeled off and pressed against the connector as described above, and when the harness is assembled after the pressure contact, the wrapped metal foil laminated polyester tape 3 is used. Since there is no adhesive action between the metal foil surfaces of, the drain wire 4 is exposed, and the overlapping b shown in FIG.
Part of the tape 3 was peeled off and exposed, and there was a risk of short-circuiting when incorporated into a circuit.
この発明は、このような点に鑑みてなされたもので、上
述した従来技術の欠点を解消するとともに、端末加工に
問題のない改良された電子機器用のシールド電線を提供
することを目的とする。The present invention has been made in view of the above circumstances, and an object thereof is to solve the above-mentioned drawbacks of the conventional technology and to provide an improved shielded wire for an electronic device having no problem in terminal processing. .
［課題を解決するための手段および作用］ この発明は、絶縁心線とドレインワイヤを平行に配列
し、絶縁心線とドレインワイヤの表面に接着剤を塗布し
た銅箔ラミネートポリエステルテープを縦沿えラップし
てシールド層を形成し、さらにこの外周にジャケットを
被覆した構造を有するシールド電線であって、上記シー
ルド層を形成する銅箔ラミネートポリエステルテープの
銅箔上には接着剤を螺旋状に間歇的に塗布し、ポリエス
テル面には接着剤を全面に塗布したものを使用してシー
ルド層を形成したことを特徴とするシールド電線であ
る。[Means and Actions for Solving the Problem] The present invention wraps a copper foil laminated polyester tape in which an insulating core wire and a drain wire are arranged in parallel and an adhesive is applied to the surfaces of the insulating core wire and the drain wire. A shielded wire having a structure in which a shield layer is formed, and a jacket is further coated on the outer periphery of the shielded wire. An adhesive is spirally intermittently formed on the copper foil of the copper foil-laminated polyester tape forming the shield layer. It is a shielded electric wire characterized in that a shield layer is formed by using an adhesive coated on the whole surface and an adhesive coated on the polyester surface.
したがって、従来のシールドテープの金属面には何もな
いのと異なり、この発明ではシールド層を形成する銅箔
ラミネートポリエステルテープの金属面に間歇的に接着
層が設けられ、この接着層を内側にしてドレインワイヤ
を被覆するので、ドレインワイヤと金属テープとの電気
導通が保たれ、しかも金属テープがドレインワイヤと密
着し、また金属テープと金属テープの重ね合せ部も確実
に接着され、シールドテープの剥れを防止することにな
る。Therefore, unlike the conventional metal surface of the shield tape which is nothing, in the present invention, an adhesive layer is intermittently provided on the metal surface of the copper foil laminated polyester tape forming the shield layer, and this adhesive layer is provided inside. Since the drain wire is covered with the metal tape, the electrical continuity between the drain wire and the metal tape is maintained, the metal tape is in close contact with the drain wire, and the overlapping portion of the metal tape and the metal tape is surely adhered. It will prevent peeling.
［実施例］ 以下、図面に基づいてこの発明の実施例を説明する。第
１図は、シールド電線の一実施例の構成を示す横断面図
である。即ち、シールド電線20は複数の撚線からなる導
体１に絶縁体２を被覆した信号線心と複数の撚線からな
るドレインワイヤ４とが平行に並列に配置され、銅箔ラ
ミネートポリエステルテープ（以下、シールドテープと
いう）３を上記信号線心とドレインワイヤの外周を覆う
ように眼鏡状に中央部に耳部６を形成して縦沿えし、さ
らにこの外周を塩化ビニルのジャケット5,5′を一体的
に押出被覆して形成される。[Embodiment] An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a cross-sectional view showing the configuration of an embodiment of the shielded electric wire. That is, in the shielded electric wire 20, a signal wire core formed by coating a conductor 1 formed of a plurality of twisted wires with an insulator 2 and a drain wire 4 formed of a plurality of twisted wires are arranged in parallel and in parallel. , Which is referred to as a shield tape) 3 is laid in a spectacle-like manner so as to cover the signal wire core and the outer circumference of the drain wire, and a longitudinal ear 6 is formed in the central portion. It is formed by extrusion coating integrally.
このとき、シールドテープ３とジャケット5,5′間の接
着力は、シールドテープ３のテープ幅が10mm当り40g以
上必要である。そして、シールドテープ３のラップは、
第１図に示すように左側のドレインワイヤ４の外周に巻
き付けたシールドテープが右側の信号線心の外周に巻き
付けたテープの下になるように重ね合せて形成する。At this time, the adhesive force between the shield tape 3 and the jackets 5 and 5'needs to be 40 g or more per 10 mm of the tape width of the shield tape 3. And the wrap of the shield tape 3 is
As shown in FIG. 1, the shield tape wound around the outer circumference of the drain wire 4 on the left side is formed so as to overlap with the tape wound around the outer circumference of the signal line core on the right side.
上記シールドテープ３は、第２図の断面図に示すように
厚さ７〜12μｍの銅箔７と補強のために厚さ６μｍ±１
μｍのポリエステルテープ９をポリエステル系接着剤８
で貼り付けて構成されている。この下側のポリエステル
テープ９の面にポリエステル系，ポリオレフィン系ある
いは塩化ビニル系の接着剤11を1.5〜2.5g/m2に塗布し、
また、上側の銅箔７の面にポリエステル系，ポリオレフ
ィン系あるいは塩化ビニル系の接着剤12を第３図に示す
ように塗布幅ｃを１〜3mm,非塗布幅ｄを１〜6mmに螺旋
状にテープ方向に角度20°〜60°に塗布したものが使用
される。そして、この接着層12側を内側にしてドレイン
ワイヤ４および信号線心を被覆する。したがって、ドレ
インワイヤ４とシールドテープ３との電気導通が保れ、
かつシールドテープ３がドレインワイヤ４に密着し、ま
た、シールドテープ３の重ね合せ部ｂもよく接着し、シ
ールドテープ３の剥れを確実に防止することができる。The shield tape 3 has a thickness of 7 to 12 μm and a thickness of 6 μm ± 1 for reinforcement as shown in the sectional view of FIG.
μm polyester tape 9 with polyester adhesive 8
It is configured by pasting with. Polyester-based, polyolefin-based or vinyl chloride-based adhesive 11 is applied to the surface of the lower polyester tape 9 at 1.5 to 2.5 g / m 2 ,
Also, as shown in FIG. 3, a polyester-based, polyolefin-based or vinyl chloride-based adhesive 12 is spirally applied to the upper copper foil 7 so that the coating width c is 1 to 3 mm and the non-coating width d is 1 to 6 mm. The tape is applied at an angle of 20 ° to 60 ° on the tape. Then, the drain wire 4 and the signal wire core are covered with the adhesive layer 12 side facing inward. Therefore, the electrical continuity between the drain wire 4 and the shield tape 3 can be maintained,
Moreover, the shield tape 3 is in close contact with the drain wire 4, and the overlapping portion b of the shield tape 3 is also well adhered, so that the shield tape 3 can be reliably prevented from peeling off.
この結果、シールド電線20の端末加工を行った場合、シ
ールドテープ３の重なり部分ｂは完全に接着されて露出
することがなく、また、ばらけることもない。As a result, when the shielded electric wire 20 is end-processed, the overlapping portion b of the shield tape 3 is completely adhered and is not exposed and is not separated.
上記例は、信号線心とドレインワイヤがそれぞれ１本の
シールド電線の場合であるが、第４図に示すように信号
線心が３本でドレインワイヤ４が１本のように、複数の
信号線心の場合でも同様に可能である。The above example is a case where the signal wire core and the drain wire are each one shielded wire, but as shown in FIG. 4, there are three signal wire cores and one drain wire 4, and a plurality of signal wires are provided. The same is possible in the case of the core.
［発明の効果］ 以上説明したとおり、この発明のシールド電線は、銅箔
ラミネートポリエステルテープのポリエステル面にポリ
エステル系，ポリオレフィン系あるいは塩化ビニル系の
接着剤を全面に塗布し、銅箔面にポリエステル系，ポリ
オレフィン系あるいは塩化ビニル系の接着剤を螺旋状に
間歇的に塗布してシールド層を形成したので、端末加工
時にドレインワイヤの露出やシールドテープの切断カス
の出ない構成のシールド電線が製造することが可能とな
る。[Effects of the Invention] As described above, the shielded electric wire of the present invention is obtained by applying the polyester-based, polyolefin-based, or vinyl chloride-based adhesive to the entire surface of the copper foil-laminated polyester tape, and then applying the polyester-based adhesive to the copper foil surface. Since a shield layer is formed by intermittently applying a polyolefin-based or vinyl chloride-based adhesive in a spiral shape, a shielded wire with a structure that does not expose the drain wire or cut off the shield tape during terminal processing is manufactured. It becomes possible.
第１図は、この発明の実施例のシールド電線の構成を示
す横断面図、 第２図は、シールド層を形成する銅箔ラミネートテープ
の横断面図、 第３図は、接着剤の塗布形状を示す平面図、 第４図は、他のシールド電線の構成を示す横断面図、 第５図は、従来のシールド電線の構成を示す横断面図、 第６図は、絶縁体とジャケットの関係を示す模式図であ
る。 １……導体 ２……絶縁体 ３……銅箔ラミネートポリエステルテープ（シールド
層） ４……ドレインワイヤ 5,5′……ジャケット ６……耳部 ７……銅箔 8,11,12……接着剤 ９……ポリエステルテープFIG. 1 is a cross-sectional view showing the configuration of a shielded electric wire according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of a copper foil laminated tape forming a shield layer, and FIG. 3 is a coating shape of an adhesive. Fig. 4 is a plan view showing the structure of another shielded electric wire, Fig. 5 is a cross sectional view showing the structure of a conventional shielded electric wire, and Fig. 6 is a relationship between an insulator and a jacket. It is a schematic diagram which shows. 1 …… Conductor 2 …… Insulator 3 …… Copper foil laminated polyester tape (shield layer) 4 …… Drain wire 5,5 ′ …… Jacket 6 …… Ear 7 …… Copper foil 8,11, 12 …… Adhesive 9: Polyester tape
Claims (1)
し、絶縁心線とドレインワイヤの表面に接着剤を塗布し
た銅箔ラミネートポリエステルテープを縦沿えラップし
てシールド層を形成し、さらにこの外周にジャケットを
被覆した構造を有するシールド電線であって、上記シー
ルド層を形成する銅箔ラミネートポリエステルテープの
銅箔上には接着剤を螺旋状に塗布し、ポリエステル面に
は接着剤を全面に塗布したものを使用してシールド層を
形成したことを特徴とするシールド電線。1. A shield layer is formed by arranging an insulating core wire and a drain wire in parallel and wrapping a copper foil laminated polyester tape coated with an adhesive on the surface of the insulating core wire and the drain wire in a longitudinal direction to form a shield layer. A shielded electric wire having a structure in which a jacket is covered on the outer periphery, wherein an adhesive is spirally applied on the copper foil of the copper foil-laminated polyester tape forming the shield layer, and the polyester surface is coated with the adhesive. A shielded electric wire characterized in that a shield layer is formed using the applied material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14397990A JPH0713887B2 (en) | 1990-05-31 | 1990-05-31 | Shielded wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14397990A JPH0713887B2 (en) | 1990-05-31 | 1990-05-31 | Shielded wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0436906A JPH0436906A (en) | 1992-02-06 |
| JPH0713887B2 true JPH0713887B2 (en) | 1995-02-15 |
Family
ID=15351499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14397990A Expired - Lifetime JPH0713887B2 (en) | 1990-05-31 | 1990-05-31 | Shielded wire |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0713887B2 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1084648A4 (en) | 1998-05-29 | 2008-11-19 | Kao Corp | Disposable brush |
| JP2012531015A (en) | 2009-06-19 | 2012-12-06 | スリーエム イノベイティブ プロパティズ カンパニー | Shielded electrical cable |
| US9685259B2 (en) | 2009-06-19 | 2017-06-20 | 3M Innovative Properties Company | Shielded electrical cable |
| EP3046115B1 (en) | 2010-08-31 | 2019-07-24 | 3M Innovative Properties Company | High density shielded electrical cable and other shielded cables, systems, and methods |
| BR112013003296A2 (en) | 2010-08-31 | 2016-06-07 | 3M Innovatie Properties Company | shielded electrical cable and cable assembly |
| US10147522B2 (en) | 2010-08-31 | 2018-12-04 | 3M Innovative Properties Company | Electrical characteristics of shielded electrical cables |
| JP2013521611A (en) | 2010-08-31 | 2013-06-10 | スリーエム イノベイティブ プロパティズ カンパニー | Shielded electrical cable with inductive spacing |
| WO2012030367A1 (en) | 2010-08-31 | 2012-03-08 | 3M Innovative Properties Company | Shielded electrical cable in twinaxial configuration |
| JP2018026225A (en) * | 2016-08-09 | 2018-02-15 | 株式会社オートネットワーク技術研究所 | Wire harness and manufacturing method of wire harness |
| JP2018026227A (en) * | 2016-08-09 | 2018-02-15 | 株式会社オートネットワーク技術研究所 | Wire Harness |
-
1990
- 1990-05-31 JP JP14397990A patent/JPH0713887B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0436906A (en) | 1992-02-06 |
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