KR20020093307A - Structure of end termination using rubber sleeve - Google Patents
Structure of end termination using rubber sleeve Download PDFInfo
- Publication number
- KR20020093307A KR20020093307A KR1020010032007A KR20010032007A KR20020093307A KR 20020093307 A KR20020093307 A KR 20020093307A KR 1020010032007 A KR1020010032007 A KR 1020010032007A KR 20010032007 A KR20010032007 A KR 20010032007A KR 20020093307 A KR20020093307 A KR 20020093307A
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- KR
- South Korea
- Prior art keywords
- electric field
- high voltage
- electrode
- shield
- rubber
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/02—Cable terminations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/02—Cable terminations
- H02G15/06—Cable terminating boxes, frames or other structures
- H02G15/064—Cable terminating boxes, frames or other structures with devices for relieving electrical stress
- H02G15/068—Cable terminating boxes, frames or other structures with devices for relieving electrical stress connected to the cable shield only
Landscapes
- Cable Accessories (AREA)
- Processing Of Terminals (AREA)
Abstract
Description
본 발명은 지중 송전선로에 사용되는 케이블 및 접속함을 평가하기 위한 엔드 터미네이션(End Termination)에 관한 것으로, 특히 기존의 가스 단말 대신에 고무 슬리브만을 사용하는 것에 관한 것이다.The present invention relates to end termination for evaluating cables and junction boxes used in underground transmission lines, and more particularly to using only rubber sleeves instead of conventional gas terminals.
이러한 케이블 또는 접속함을 평가할때는 메인 터미네이션(Main Termination)과 엔드 터미네이션(End Termination)이 반드시 필요한데, 기존에는 유침 절연지를 이용한 터미네이션(Termination)이나 혹은 EBA, EBG 등을 이용하여 시험을 실시해왔다.When evaluating these cables or junction boxes, main termination and end termination are essential. Previously, tests have been conducted using terminations using oil-impregnated insulating paper or EBA or EBG.
그러나 기존의 엔드 터미네이션(End Termination)은 유침 절연지를 현장에서 지권하는 것이거나, 혹은 종단 접속함을 조립하여 엔드 터미네이션(End Termination)으로 사용하는 것으로 종단 접속함을 조립하여 사용하는 경우에는 스트레스콘, 에폭시 애관, 가스 챔버, 스프링 유니트와 같은 압력치구등 많은 부품이 소요되며, 조립에 상당한 시간이 소요되며, 또한 유침 절연지를 현장에서 지권하는 것 또한 많은 시간과 엔드 터미네이션(End Termination) 자체가 필요한 문제점이 있었다.However, the existing end termination is to support oil-impregnated insulation in the field, or to use the end termination by assembling the termination box. In the case of assembling the termination box, the stress cone, It takes a lot of parts such as epoxy pipes, gas chambers, pressure fixtures such as spring units, and it takes a lot of time to assemble it. Also, holding the oil-impregnated paper on site also requires a lot of time and end termination itself. There was this.
상기 기술한 문제점을 해결하기 위하여, 케이블 및 접속함의 전기적 시험을 위해서는 터미네이션(Termination)이 필요하며, 특히 본 발명은 기존의 엔드 터미네이션(End Termination) 대신에 조립이 극히 간편한 고무 슬리브를 이용한 엔드 터미네이션(End Termination)을 제공하는 것이 목적이다.In order to solve the above problems, termination is required for electrical testing of cables and junction boxes, and in particular, the present invention provides an end termination using a rubber sleeve which is extremely easy to assemble instead of the existing end termination. End termination).
본 발명은 상기 기술한 목적을 달성하기 위하여, 케이블 및 접속함의 전기적시험을 위한 엔드 단말기에 있어, 최외곽에 브러쉬 혹은 스프레이를 이용하여 도포한 외부차폐가 형성되고, 상기 외부차폐의 내부에 고무절연층이 형성되며, 상기 고무절연층의 내부에는 일측에 코로나 실드가 장착된 케이블이 삽입되는 도전성의 고무재질인 전계완화용 고압전극이 형성되고, 상기 전계완화용 고압전극과 대응되게 전극완화용 차폐전극이 일체로 형성된것을 특징으로 하는 고무 슬리브를 이용한 엔드 단말기와,In order to achieve the above object, the present invention, in the terminal terminal for the electrical test of the cable and the junction box, the outer shield is applied to the outermost using a brush or spray is formed, the rubber insulation inside the outer shield A layer is formed, and an electric field relaxation high voltage electrode is formed of a conductive rubber material in which a cable equipped with a corona shield is inserted into one side of the rubber insulation layer, and the electrode relaxation shielding corresponds to the electric field relaxation high voltage electrode. An end terminal using a rubber sleeve, characterized in that the electrode is integrally formed,
전계완화용 차폐전극 및 전계완화용 고압전극을 주형한 후, 상기 전계완화용 차폐전극 및 전계완화용 고압전극을 금형코아의 정해진 위치에 셋팅을 한 후 고무절연층을 주형하고, 외부차폐를 브러쉬 혹은 스프레이를 이용하여 적정두께로 도포하여 제조하는 것을 특징으로 하는 고무 슬리브를 이용한 엔드 단말기의 제조방법을 제공한다.After molding the electric field relaxation shielding electrode and the electric field relaxation high voltage electrode, after setting the electric field relaxation shielding electrode and the electric field relaxation high voltage electrode at the predetermined position of the mold core, mold the rubber insulation layer and brush the external shielding. Or it provides a method for producing an end terminal using a rubber sleeve, characterized in that the coating is produced by applying a suitable thickness using a spray.
도 1은 케이블의 반도전 탈피 및 케이블의 노출구조를 개략적으로 나타낸 도면.1 is a schematic view showing a semiconducting stripping of a cable and an exposure structure of the cable.
도 2는 코로나 실드를 케이블에 고정한 구조를 개략적으로 나타낸 도면.2 is a view schematically showing a structure in which a corona shield is fixed to a cable;
도 3은 고무슬리브를 케이블에 삽입하는 구조를 개략적으로 나타낸 도면.3 is a view schematically showing a structure for inserting a rubber sleeve into a cable.
도 4는 고무슬리브에 케이블을 삽입 완료시킨 구조를 개략적으로 나타낸 도면.4 is a view schematically showing a structure in which a cable is inserted into a rubber sleeve.
< 도면의 주요부분에 대한 부호의 간단한 설명 ><Brief description of symbols for the main parts of the drawings>
1 : 케이블 반도전부 2 : 케이블 절연체1 cable semiconducting part 2 cable insulator
3 : 케이블 도체 4 : 실드고정 나사부3: cable conductor 4: shield fixing screw
5 : 코로나 실드 10 : 전계완화용 차폐전극5: corona shield 10: shielding electrode for electric field relaxation
20 : 고무절연층 30 : 전계완화용 고압전극20: rubber insulation layer 30: high voltage electrode for electric field relaxation
40 : 외부차폐40: external shield
본 발명은 지중 송전선로에 사용되는 케이블 및 접속함을 평가하기 위한 End Termination에 관한 것으로, 특히 기존의 가스 단말 대신에 고무 슬리브만을 사용하는 것에 관한 것이다.The present invention relates to end termination for evaluating cables and junction boxes used in underground transmission lines, and more particularly to using only rubber sleeves instead of conventional gas terminals.
이하 첨부된 도면을 참조하여 본 발명의 구성과 일 실시예를 구체적으로 설명하면 다음과 같다.Hereinafter, a configuration and an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
케이블의 반도전 탈피 및 케이블의 노출구조를 도시한 도1에서 알 수 있듯이, 도체(3)를 케이블 반도전(1)과 케이블 절연층(2)이 감싸고 있는 구조로 되어 있으며 시험시에는 도체(3)가 노출될 수 있게 상기 케이블 절연층(2)과 케이블 반도전(1)을 벗긴다.As shown in FIG. 1 showing the cable semiconducting stripping and the cable exposure structure, the conductor 3 is structured to surround the cable semiconducting 1 and the cable insulation layer 2, and at the time of testing, Strip the cable insulation layer 2 and the cable semiconducting 1 so that 3) is exposed.
그리고 코로나 실드를 고정하는 방법은 도2에 도시된 바와 같이, 케이블 절연층(2)의 일측의 끝단에 코로나 실드고정 나사탭(4)이 형성된 코로나 실드(5)를 장착한다.In the method of fixing the corona shield, as shown in FIG. 2, the corona shield 5 having the corona shield fixing screw tab 4 is mounted at one end of the cable insulation layer 2.
또한 슬리브를 케이블에 삽입하는 구조를 도시한 도3에서 알 수 있듯이, 전계완화용 차페전극(10)과 고무절연층(20) 및 전계완화용 고압전극(30)과 외부차폐(40)로 구성되는 일체형 고무슬리브에 끝단에 코로나실드(5)가 장착된 케이블을 삽입하는 구조이며, 슬리브에 케이블을 삽입 완료시킨 구조는 도4에 도시된 바와 같다.In addition, as shown in FIG. 3 showing the structure of inserting the sleeve into the cable, the electric field relaxation shield electrode 10, the rubber insulating layer 20, the electric field relaxation high voltage electrode 30 and the external shield 40 is composed of It is a structure for inserting the cable equipped with a corona shield (5) at the end to the integrated rubber sleeve to be, the structure is completed by inserting the cable in the sleeve as shown in FIG.
본 발명의 전체적인 구조는 외곽에 브러쉬 혹은 스프레이를 이용하여 도포한 외부차폐(40)가 형성되고, 상기 외부차폐(40)의 내부에 고무절연층(20)이 형성되며, 상기 고무절연층(20)의 내부에는 일측에 코로나 실드(5)가 장착된 케이블이 삽입되는 전계완화용 고압전극(30)이 형성되고, 상기 전계완화용 고압전극(30)과 일체로 되고 대응되는 쪽에 형성되는 전계완화용 차폐전극(10)으로 구성되어 있음을 알 수 있다. 상기 전계완화용 차폐전극(10)은 적절한 경사를 가지게끔 설계되어 케이블 계면의 전계를 완화 시키는 작용을 하며, 전계완화용 고압전극(30)은 적절한 곡률로 설계되어 고압전극부의 전계를 완화하는 작용을 한다. 또한 상기 차폐전극(10)과 고압전극(30)은 도전성을 가지는 고무재질로, 고무절연과 동일한 특성을 가지기 때문에 고무절연과 계면접착 특성이 우수하며, 고무절연층(20)은 전기적 절연특성이 우수한 고무재질로 되어 있다.In the overall structure of the present invention, an outer shield 40 coated with a brush or a spray is formed on the outer side, a rubber insulating layer 20 is formed inside the outer shield 40, and the rubber insulating layer 20 ) Is a field relaxation high voltage electrode (30) is formed in which the cable with the corona shield (5) is inserted in one side, and the electric field relaxation is formed integrally with the field relaxation high voltage electrode (30) It can be seen that it is composed of a shielding electrode (10). The electric field relaxation shielding electrode 10 is designed to have an appropriate inclination to alleviate the electric field at the cable interface, and the electric field relaxation high voltage electrode 30 is designed to have an appropriate curvature to relax the electric field of the high voltage electrode part. Do it. In addition, the shielding electrode 10 and the high voltage electrode 30 are made of a conductive rubber material, and have the same characteristics as those of the rubber insulation, and thus have excellent rubber insulation and interfacial adhesion properties, and the rubber insulation layer 20 has electrical insulation properties. It is made of excellent rubber material.
그리고 본 발명의 제조방법을 설명하면 우선 전계완화용 차폐전극(10) 및 전계완화용 고압전극(30)을 주형한 후, 상기 전계완화용 차폐전극(10) 및 전계완화용 고압전극(30)을 금형코아의 정해진 위치에 셋팅을 한 후 고무절연층(20)을 주형하고, 외부차폐(40)를 브러쉬 혹은 스프레이를 이용하여 적정두께로 도포하는 것으로 완료된다.When the manufacturing method of the present invention is described, first, the electric field relaxation shielding electrode 10 and the electric field relaxation high voltage electrode 30 are molded, and then the electric field relaxation shielding electrode 10 and the electric field relaxation high voltage electrode 30 are formed. After setting the mold core at a predetermined position, the rubber insulation layer 20 is cast, and the external shield 40 is completed by applying a proper thickness using a brush or a spray.
상기 기술한 발명의 기술은 End Termination에 사용하는 것으로, 조립이 극히 간편하며, 장착 및 탈착이 간편하기 때문에 시험품의 파괴시에도 케이블 처리만 하면 다시 재조립하여 사용할 수 있는 장점이 있다.The above-described technology of the present invention is used for end termination, which is extremely easy to assemble and easy to install and detach, so that even when the specimen is destroyed, the cable can be reassembled and used again.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020010032007A KR20020093307A (en) | 2001-06-08 | 2001-06-08 | Structure of end termination using rubber sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020010032007A KR20020093307A (en) | 2001-06-08 | 2001-06-08 | Structure of end termination using rubber sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20020093307A true KR20020093307A (en) | 2002-12-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020010032007A KR20020093307A (en) | 2001-06-08 | 2001-06-08 | Structure of end termination using rubber sleeve |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR20020093307A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040046857A (en) * | 2002-11-28 | 2004-06-05 | 엘지전선 주식회사 | Gas immersed termination for cv cable system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4357487A (en) * | 1979-09-28 | 1982-11-02 | Siemens Aktiengesellschaft | Cable fitting with slotted metallic housing |
| KR950002151A (en) * | 1993-06-10 | 1995-01-04 | 박원근 | Power Cable Test Terminal |
| JPH08149675A (en) * | 1994-11-22 | 1996-06-07 | Showa Electric Wire & Cable Co Ltd | Cable termination |
| JPH10201070A (en) * | 1997-01-16 | 1998-07-31 | Nissin Electric Co Ltd | Method of detecting abnormality of cv cable termination part |
-
2001
- 2001-06-08 KR KR1020010032007A patent/KR20020093307A/en not_active Application Discontinuation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4357487A (en) * | 1979-09-28 | 1982-11-02 | Siemens Aktiengesellschaft | Cable fitting with slotted metallic housing |
| KR950002151A (en) * | 1993-06-10 | 1995-01-04 | 박원근 | Power Cable Test Terminal |
| JPH08149675A (en) * | 1994-11-22 | 1996-06-07 | Showa Electric Wire & Cable Co Ltd | Cable termination |
| JPH10201070A (en) * | 1997-01-16 | 1998-07-31 | Nissin Electric Co Ltd | Method of detecting abnormality of cv cable termination part |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040046857A (en) * | 2002-11-28 | 2004-06-05 | 엘지전선 주식회사 | Gas immersed termination for cv cable system |
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