JPH0317561Y2 - - Google Patents
Info
- Publication number
- JPH0317561Y2 JPH0317561Y2 JP4417084U JP4417084U JPH0317561Y2 JP H0317561 Y2 JPH0317561 Y2 JP H0317561Y2 JP 4417084 U JP4417084 U JP 4417084U JP 4417084 U JP4417084 U JP 4417084U JP H0317561 Y2 JPH0317561 Y2 JP H0317561Y2
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- cable
- conductor
- metal fitting
- stripped
- 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 51
- 239000004020 conductor Substances 0.000 claims description 34
- 239000002184 metal Substances 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Cable Accessories (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は、同軸型電力ケーブル機器直結終端箱
に関するものである。[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a coaxial power cable equipment direct connection termination box.
（従来技術）
従来の同軸型電力ケーブルでは、気中終端箱は
提案されている。しかしながら、気中終端箱で
は、碍管の先端から内部導体が気中に導出され、
碍管の下部から外部導体が気中に導出されて機器
に至る構造になるので危険である。(Prior Art) For conventional coaxial power cables, air termination boxes have been proposed. However, in the air termination box, the internal conductor is led out into the air from the tip of the insulator tube,
This structure is dangerous because the external conductor is led out into the air from the bottom of the insulator and connected to the equipment.
（考案の目的）
本考案の目的は、内部導体は勿論のこと外部導
体も機器中でガス絶縁又は油絶縁することができ
る同軸型電力ケーブル機器直結終端箱を提供する
にある。(Purpose of the invention) An object of the invention is to provide a coaxial power cable equipment direct connection termination box in which not only the inner conductor but also the outer conductor can be insulated with gas or oil in the equipment.
（考案の構成）
本考案は、同軸型電力ケーブルの端部で各層が
段剥ぎされてケーブルシースの下から外部導体、
絶縁層、内部導体が順次露出され、前記ケーブル
の段剥ぎ部の外周にその先端側から前記ケーブル
シースの端部にかけて第１の碍管、下部金具、第
２の碍管、保護金具が順次同心配置されて隣接相
互間で連結され、前記第１の碍管の先端を貫通し
て内部導体引出棒が設けられてその内端と前記内
部導体とが連結され、前記段剥ぎされたケーブル
と前記第１の碍管との間に第１のプレモールド絶
縁体が介在され、前記段剥ぎされたケーブルと前
記第２の碍管との間に第２のプレモールド絶縁体
が介在され、前記保護金具の基部が前記ケーブル
シースの外周に封止接続され、前記下部金具に外
部導体引出金具が設けられてその内端に前記外部
導体が接続されている同軸型電力ケーブル機器直
結終端箱において、前記第２の碍管の外周に機器
取付けフランジを設け、前記第１の碍管、前記下
部金具及び前記外部導体引出金具と前記第２の碍
管の一部を機器内に内蔵させる構造にしたことを
特徴とするものである。(Structure of the invention) In the invention, each layer is stripped off at the end of the coaxial power cable, and the outer conductor is inserted from the bottom of the cable sheath.
The insulating layer and the internal conductor are sequentially exposed, and a first insulator tube, a lower metal fitting, a second insulator tube, and a protective metal fitting are sequentially and concentrically arranged on the outer periphery of the step-stripped portion of the cable from the distal end side to the end of the cable sheath. an inner conductor pull-out rod is provided passing through the tip of the first insulator tube, and the inner end thereof is connected to the inner conductor, and the stripped cable and the first insulator are connected to each other. A first pre-molded insulator is interposed between the stepped cable and the second insulator, a second pre-molded insulator is interposed between the step-stripped cable and the second insulator, and the base of the protective fitting is connected to the In the coaxial power cable equipment direct connection termination box, which is sealed and connected to the outer periphery of the cable sheath, and in which the lower metal fitting is provided with an external conductor draw-out metal fitting and the external conductor is connected to the inner end thereof, A device mounting flange is provided on the outer periphery, and the first insulator tube, the lower metal fitting, the external conductor pull-out fitting, and a part of the second insulator tube are built into the device.
このような構造にすると、先端の内部導体引出
棒は勿論のことその下方の外部導体引出金具も機
器内に内蔵されて絶縁ガス又は絶縁油で絶縁され
るので、安全性を向上させることができる。 With this structure, not only the internal conductor pull-out rod at the tip but also the outer conductor pull-out fitting below it are built into the device and insulated with insulating gas or oil, improving safety. .
（実施例）
以下本考案の実施例を図面を参照して詳細に説
明する。図示のように本実施例の同軸型電力ケー
ブル機器直結終端箱においては、同軸型電力ケー
ブル１はその端部に段剥ぎされて、ケーブルシー
ス２の端部から外部導体３、絶縁層４、内部導体
５が順次露出されている。この段剥ぎされた電力
ケーブル１の外周には、その先端側からケーブル
シース２側にかけて第１の碍管６、下部金具７、
第２の碍管８、保護金具９が順次同心嵌合され、
隣接相互間で気密・液密に連結されている。第１
の碍管６の先端には内部導体引出棒１０が貫通支
持され、その内端と内部導体５とが連結されてい
る。第１の碍管６と段剥ぎされたケーブル１の外
周との間には、第１のプレモールド絶縁体１１が
介在されている。この絶縁体１１は第１の碍管６
の内面にテーパ状に張出された絶縁体受け部６Ａ
で先端側が係止されている。この絶縁体１１の基
部は絶縁体押し金具１２で押えられている。絶縁
体押し金具１２は、第１の碍管６に支持されたス
プリング受座１３Ａとこの押し金具１２との間に
介在されたスプリング１３Ｂにより付勢されてい
る。下部金具７には外部導体引出金具１４が内外
に突出して取付けられていて、その内端に外部導
体３が直結されている。第２の碍管８と段剥ぎさ
れたケーブル１との間には第２のプレモールド絶
縁体１５が介在されている。この絶縁体１５は第
２の碍管８の内面にテーパ状に張出して突設され
た絶縁体受け部８Ａで先端側が係止され、その基
部は第２の碍管８に支持された押え金具１６で押
えられている。第２の碍管８の外周には機器取付
けフランジ１７が突設され、このフランジ１７を
機器１８の底板に取付けることにより、第１の碍
管６、下部金具７及び外部導体引出金具１４と第
２の碍管８の一部が機器１８内に内蔵され、ガス
絶縁又は油絶縁されるようになつている。保護金
具９の外面にはアース端子１９が突設されてい
る。保護金具９の基部はケーブルシース２に防水
テープ等の巻付けによる封止部２０で封止接続さ
れている。(Example) Hereinafter, an example of the present invention will be described in detail with reference to the drawings. As shown in the figure, in the coaxial power cable equipment direct connection termination box of this embodiment, the coaxial power cable 1 is stripped at its end, and from the end of the cable sheath 2, the outer conductor 3, the insulating layer 4, and the inner The conductors 5 are sequentially exposed. On the outer periphery of the stripped power cable 1, from the tip side to the cable sheath 2 side, there is a first insulator tube 6, a lower metal fitting 7,
The second insulator 8 and the protective fitting 9 are fitted concentrically in order,
Adjacent units are airtightly and liquidtightly connected. 1st
An internal conductor pull-out rod 10 is supported through the tip of the insulator tube 6, and its inner end is connected to the internal conductor 5. A first pre-molded insulator 11 is interposed between the first insulator 6 and the outer periphery of the stripped cable 1. This insulator 11 is the first insulator 6
Insulator receiving portion 6A tapered on the inner surface of
The tip side is locked. The base of this insulator 11 is held down by an insulator pusher 12. The insulator pusher 12 is biased by a spring 13B interposed between the pusher 12 and a spring seat 13A supported by the first insulator tube 6. An external conductor drawer fitting 14 is attached to the lower fitting 7 so as to protrude inwardly and outwardly, and the outer conductor 3 is directly connected to the inner end thereof. A second pre-molded insulator 15 is interposed between the second insulator tube 8 and the stripped cable 1. The insulator 15 is held at its tip end by an insulator receiving part 8A that is tapered and protruded from the inner surface of the second insulator tube 8, and its base is held by a presser fitting 16 supported by the second insulator tube 8. Being held down. A device mounting flange 17 is provided protruding from the outer periphery of the second insulator tube 8, and by attaching this flange 17 to the bottom plate of the device 18, the first insulator tube 6, the lower metal fitting 7, the external conductor draw-out metal fitting 14, and the second A part of the insulator tube 8 is built into the device 18 and is gas-insulated or oil-insulated. A ground terminal 19 is provided protruding from the outer surface of the protective fitting 9. The base of the protective fitting 9 is sealed and connected to the cable sheath 2 by a sealing part 20 formed by wrapping waterproof tape or the like.
（考案の効果）
以上説明したように本考案に係る同軸型電力ケ
ーブル機器直結終端箱は、第２の碍管の外周に機
器取付フランジを突設し、このフランジより先の
部分を機器中でガス絶縁又は油絶縁する構造とし
たので、内部導体引出棒は勿論のこと外部導体引
出金具も機器中で絶縁されるので、安全性を向上
させることができる。特に、第２の碍管に機器取
付フランジを突設すると、この碍管は外部導体引
出金具の絶縁体であると共に機器の絶縁取付部と
なるので、実施上非常に好適である。(Effects of the invention) As explained above, the coaxial power cable device direct connection termination box according to the invention has a device mounting flange protruding from the outer periphery of the second insulator tube, and the part beyond this flange is connected to the device. Since the structure is insulated or oil-insulated, not only the internal conductor pull-out rod but also the outer conductor pull-out fitting are insulated in the device, so safety can be improved. Particularly, if the second insulator tube is provided with a protruding device mounting flange, this insulator tube serves as an insulator for the external conductor lead-out fitting and also serves as an insulating mounting portion for the device, which is very suitable for practical use.
図面は本考案に係る終端箱の一実施例の半部縦
断面図である。
１……同軸型電力ケーブル、２……ケーブルシ
ース、３……外部導体、４……絶縁層、５……内
部導体、６……第２の碍管、７……下部金具、８
……第２の碍管、９……保護金具、１０……内部
導体引出棒、１１……第１のプレモールド絶縁
体、１４……外部導体引出金具、１５……第２の
プレモールド絶縁体、１７……機器取付フラン
ジ、１８……機器、２０……封止部。
The drawing is a half longitudinal sectional view of an embodiment of the terminal box according to the present invention. DESCRIPTION OF SYMBOLS 1... Coaxial power cable, 2... Cable sheath, 3... Outer conductor, 4... Insulating layer, 5... Inner conductor, 6... Second insulator tube, 7... Lower metal fitting, 8
...Second insulator tube, 9...Protective fitting, 10...Inner conductor pull-out rod, 11...First pre-molded insulator, 14...Outer conductor draw-out fitting, 15...Second pre-molded insulator , 17... equipment mounting flange, 18... equipment, 20... sealing part.
Claims (1)
てケーブルシースの下から外部導体、絶縁層、内
部導体が順次露出され、前記ケーブルの段剥ぎ部
の外周にその先端側から前記ケーブルシースの端
部にかけて第１の碍管、下部金具、第２の碍管、
保護金具が順次同心配置されて隣接相互間で連結
され、前記第１の碍管の先端を貫通して内部導体
引出棒が設けられてその内端と前記内部導体とが
連結され、前記段剥ぎされたケーブルと前記第１
の碍管との間に第１のプレモールド絶縁体が介在
され、前記段剥ぎされたケーブルと前記第２の碍
管との間に第２のプレモールド絶縁体が介在さ
れ、前記保護金具の基部が前記ケーブルシースの
外周に封止接続され、前記下部金具に外部導体引
出金具が設けられてその内端に前記外部導体が接
続されている同軸型電力ケーブル機器直結終端箱
において、前記第２の碍管の外周に機器取付けフ
ランジを設け、前記第１の碍管、前記下部金具及
び前記外部導体引出金具と前記第２の碍管の一部
を機器内に内蔵させる構造にしたことを特徴とす
る同軸型電力ケーブル機器直結終端箱。 At the end of the coaxial power cable, each layer is stripped in stages, and the outer conductor, insulating layer, and inner conductor are sequentially exposed from below the cable sheath, and the end of the cable sheath is exposed from the tip side to the outer periphery of the stripped part of the cable. A first insulator, a lower metal fitting, a second insulator,
Protective fittings are sequentially arranged concentrically and connected to each other, an internal conductor pull-out rod is provided passing through the tip of the first insulator tube, and its inner end is connected to the internal conductor, and the step is removed. cable and said first
A first pre-molded insulator is interposed between the stepped cable and the second insulator, a second pre-molded insulator is interposed between the stripped cable and the second insulator, and the base of the protective fitting is In the coaxial power cable equipment direct connection termination box, which is sealed and connected to the outer periphery of the cable sheath, and in which the lower metal fitting is provided with an external conductor draw-out metal fitting and the outer conductor is connected to the inner end thereof, the second insulator tube A coaxial power source characterized in that a device mounting flange is provided on the outer periphery of the device, and the first insulator tube, the lower metal fitting, the external conductor pull-out metal fitting, and a part of the second insulator tube are built into the device. Cable equipment direct connection termination box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4417084U JPS60156826U (en) | 1984-03-29 | 1984-03-29 | Coaxial power cable equipment direct connection termination box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4417084U JPS60156826U (en) | 1984-03-29 | 1984-03-29 | Coaxial power cable equipment direct connection termination box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60156826U JPS60156826U (en) | 1985-10-18 |
| JPH0317561Y2 true JPH0317561Y2 (en) | 1991-04-12 |
Family
ID=30556504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4417084U Granted JPS60156826U (en) | 1984-03-29 | 1984-03-29 | Coaxial power cable equipment direct connection termination box |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60156826U (en) |
-
1984
- 1984-03-29 JP JP4417084U patent/JPS60156826U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60156826U (en) | 1985-10-18 |
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