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KR200262229Y1 - Insulator Oil Leakage Prevention Structure for First Busing of Trasformer - Google Patents

Insulator Oil Leakage Prevention Structure for First Busing of Trasformer Download PDF

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KR200262229Y1
KR200262229Y1 KR2020010030885U KR20010030885U KR200262229Y1 KR 200262229 Y1 KR200262229 Y1 KR 200262229Y1 KR 2020010030885 U KR2020010030885 U KR 2020010030885U KR 20010030885 U KR20010030885 U KR 20010030885U KR 200262229 Y1 KR200262229 Y1 KR 200262229Y1
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primary
transformer
terminal
bushing
packing
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박정규
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한국전력공사
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Abstract

본 고안은 변압기 내부에 차있는 절연유의 외부누출을 방지할 수 있는 개선된 변압기의 1차부싱측 절연유 누유방지구조에 관한 것으로, 1차애관(1)내부에 있는 1차리드선(2)에 1차단자(3)의 1차리드단자(4)가 연결되되 이 1차단자(3)와 1차애관(1)의 연결부위에 팩킹(5)이 내장되어 이루어진 변압기의 1차부싱구조에 있어서, 상기 1차리드단자(4)와 1차리드선(2)의 연결부위에 내부팩킹(6)이 내장되어 있다.The present invention relates to an insulating oil leakage preventing structure of the primary bushing side of an improved transformer capable of preventing external leakage of insulating oil filled in a transformer. The present invention relates to a primary lead wire (2) inside a primary pipe (1). In the primary bushing structure of a transformer in which the primary lead terminal 4 of the breaker 3 is connected, and a packing 5 is built in the connection portion between the primary terminal 3 and the primary duct 1. The inner packing 6 is built in a connection portion between the primary lead terminal 4 and the primary lead wire 2.

Description

변압기의 1차부싱측 절연유 누유방지구조{Insulator Oil Leakage Prevention Structure for First Busing of Trasformer}Insulator Oil Leakage Prevention Structure for First Busing of Trasformer}

본 고안은 송배전선로에 접속되는 변압기의 1차측 부싱에 관한 것으로, 더욱 상세하게는 22.9KV.Y 단상고압 가공배선선로에 설치하는 변압기의 1차측 부싱에서 절연유의 유출을 방지하면서 부싱내부의 자기 손상도 방지할 수 있는 개선된 변압기의 1차부싱측 절연유 누유방지구조에 관한 것이다.The present invention relates to a primary side bushing of a transformer connected to a transmission / distribution line, and more particularly, to the magnetic damage inside the bushing while preventing the leakage of insulating oil in the primary side bushing of a transformer installed in a 22.9 KV.Y single-phase high voltage overhead line. The present invention also relates to an insulating oil leakage preventing structure of the primary bushing side of an improved transformer that can be prevented.

통상적으로 송배전선로에 사용되는 변압기는 용량이나 전압에 따라 그 구조를 달리하나 주요한 부분은 전선과 철심이며, 이것을 탱크 내부에 넣고 절연유를가득 채우는데, 이 절연유는 전선의 절연물에 습기나 먼지가 들어가서 절연내력을 저하시키는 것을 방지하고, 철심이나 전선에서 발생하는 열을 기름의 대류나 복사에 의해 방열시키기 위함이다.Normally, transformers used in transmission and distribution lines vary in structure depending on their capacity and voltage, but the main parts are wires and iron cores, which are filled inside the tank and filled with insulating oil, which is filled with moisture or dust. This is to prevent deterioration of dielectric strength and to dissipate heat generated from iron core or wire by oil convection or radiation.

종래 이와 같은 변압기의 1차부싱쪽에는 1차 단자가 접속 연결되어 있는바, 즉 도 2에 도시된 바와 같이 1차애관(101) 내부에는 1차리드선(102)에 1차측단자(103)의 1차리드 단자(104)가 연결되어 있는데, 변압기 내부의 절연유 유출을 방지하기 위해 팩킹(105)이 상기 1차측 단자(103)의 내부에 장착되어 있다.Conventionally, a primary terminal is connected to a primary bushing side of such a transformer, that is, as shown in FIG. 2, the primary side terminal 103 is connected to a primary lead wire 102 inside the primary love pipe 101. The primary lead terminal 104 is connected, and a packing 105 is mounted inside the primary terminal 103 to prevent leakage of the insulating oil inside the transformer.

그러나 이러한 종래 구조는 상기 팩킹(105)의 재질은 고무가 함유된 방압재질로서 1차측 부싱과 1차단자 연결작업시 마찰력에 의해 변형이 생길 수 있으며, 더욱이 전압가압시 일정시간이 지나면 팩킹(105)의 변형부위로 변압기 내부에 차있는 절연유가 유출되어 변압기 고장을 초래할 수 있을 뿐만 아니라, 지나가는 행인에 떨어져서 화상을 일으킬 염려도 발생할 수 있다.However, this conventional structure is the material of the packing 105 is a pressure-resistant material containing the rubber may be deformed by the frictional force during the connection between the primary side bushing and the primary terminal, and the packing 105 after a certain time in voltage In addition to leaking of the insulating oil filled inside the transformer, it may cause the transformer to fail, as well as the possibility of falling and passing on the passing pedestrian.

이에 본 고안은 상기와 같은 종래 문제점을 해결하기 위해 안출된 것으로, 변압기의 1차부싱과 1차단자의 연결부위로 절연유가 유출되는 것을 방지하면서 팩킹의 변형을 예방하여 부싱내부의 자기 손상을 방지하는 개선된 변압기의 1차부싱측 절연유 누유방지구조를 제공함에 그 목적이 있다.The present invention was devised to solve the above-mentioned problems, and prevents deformation of the packing to prevent magnetic damage inside the bushing while preventing the insulating oil from leaking into the connection portion of the primary bushing and the primary terminal of the transformer. It is an object of the present invention to provide an insulating oil leakage preventing structure of the primary bushing of an improved transformer.

도 1은 본 고안에 따른 변압기의 1차부싱측의 단면도,1 is a cross-sectional view of the primary bushing side of the transformer according to the present invention,

도 2는 종래 구조로서, 도 1에 대응되는 단면도이다.2 is a sectional view corresponding to FIG. 1 as a conventional structure.

* 도면의 주요 부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings

1 - 1차애관, 2 - 1차리드선1-1st line, 2-1st lead line

3 - 1차단자, 4 - 1차리드단자3-1st terminal, 4-1st lead terminal

5 - 팩킹, 6 - 내부팩킹5-packing, 6-internal packing

상기와 같은 목적을 달성하기 위한 본 고안은 1차 애관 내부에 있는 1차리드선에 1차단자의 1차리드단자가 연결되되 상기 1차단자와 1차애관의 연결부위에 팩킹이 내장되어 이루어진 변압기의 1차부싱구조에 있어서, 상기 1차리드단자와 1차리드선 사이에 내부팩킹이 내장되어 이루어진 구조로 되어 있다.The present invention for achieving the above object is a primary lead terminal of the primary terminal is connected to the primary lead wire inside the primary pipe, but the packing of the transformer is built in the connection between the primary terminal and the primary pipe In the primary bushing structure, an internal packing is built in between the primary lead terminal and the primary lead wire.

이하 본 고안을 첨부된 예시도면에 의겨 상세히 설명한다.Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 고안에 따른 변압기의 1차 부싱측 단면을 나타낸 도면이다.1 is a cross-sectional view showing a primary bushing side of a transformer according to the present invention.

본 고안은 1차애관(1)내부에 있는 1차리드선(2)에 1차단자(3)의 1차리드단자(4)가 연결되되 이 1차 단자(3)와 1차애관(1)의 연결부위에 팩킹(5)이 내장되어 이루어진 변압기의 1차부싱구조에 있어서, 상기 1차리드단자(4)와 1차리드선(2)의 연결부위에 내부팩킹(6)이 내장되어 있다.The present invention is connected to the primary lead terminal (4) of the primary terminal (3) to the primary lead wire (2) in the primary love pipe (1), the primary terminal (3) and primary love pipe (1) In the primary bushing structure of a transformer in which a packing 5 is embedded in a connection portion of the transformer, an internal packing 6 is embedded in a connection portion of the primary lead terminal 4 and the primary lead wire 2.

즉 본 고안은 변압기의 1차부싱에 설치되어 이 변압기 내부에 차있는 절연유가 1차애관(1)의 1차리드단자(4)쪽으로 누출되는 것을 방지하기 위하여 내부팩킹(6)이 이 1차애관(1)의 내부에서 1차리드선(2)과 1차리드단자(4)의 연결부위에 장착되어있다.In other words, the present invention is installed in the primary bushing of the transformer to prevent the insulating oil filled inside the transformer from leaking toward the primary lead terminal 4 of the primary duct (1). It is attached to the connection part of the primary lead wire 2 and the primary lead terminal 4 in the inside of the love pipe 1.

따라서 종래와 같이 상기 1차단자(3)와 1차리드단자(4) 사이에 설치된 팩킹(5)이 마찰력에 의해 변형을 일으킬 경우에도 보조적인 내부팩킹(6)에 의하여 변압기 내부에 차있는 절연유의 외부누출을 방지할 수 있다.Therefore, even when the packing 5 installed between the primary terminal 3 and the primary lead terminal 4 is deformed by frictional force as in the prior art, the insulating oil filled inside the transformer by the auxiliary internal packing 6. It can prevent external leakage.

상기와 같이 본 고안에 따른 변압기의 1차부싱측 절연유 누유방지구조는 변압기 내부에 차있는 절연유의 누유를 방지하면서 부싱내부 자기의 손상도 방지할 수 있도록 되어 있다.As described above, the primary bushing side insulating oil leakage preventing structure of the transformer according to the present invention is to prevent leakage of the insulating oil filled inside the transformer while also preventing damage to the inside of the bushing.

Claims (1)

1차애관(1)내부에 있는 1차리드선(2)에 1차단자(3)의 1차리드단자(4)가 연결되되 이 1차 단자(3)와 1차애관(1)의 연결부위에 팩킹(5)이 내장되어 이루어진 변압기의 1차부싱구조에 있어서,The primary lead terminal 4 of the primary terminal 3 is connected to the primary lead wire 2 in the primary primary pipe 1, and the connection portion between the primary terminal 3 and the primary primary pipe 1 is connected. In a primary bushing structure of a transformer having a packing 5 embedded therein, 상기 1차리드단자(4)와 1차리드선(2)의 연결부위에 내부팩킹(6)이 내장되어 이루어진 것을 특징으로 하는 변압기의 1차부싱측 절연유 누유방지구조.Insulation oil leakage prevention structure of the primary bushing side of the transformer, characterized in that the inner packing (6) is built in the connection portion of the primary lead terminal (4) and the primary lead wire (2).
KR2020010030885U 2001-10-10 2001-10-10 Insulator Oil Leakage Prevention Structure for First Busing of Trasformer Expired - Fee Related KR200262229Y1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100995087B1 (en) 2010-08-25 2010-11-18 대흥전력기술 주식회사 Method for repairing leak of transformer on live wire state
KR200460375Y1 (en) 2010-09-20 2012-05-21 한국전력공사 Sealing structure for primary bushing of pole transformer
KR20230086419A (en) 2021-12-08 2023-06-15 한국전력공사 Device for preventing fire in transformer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100995087B1 (en) 2010-08-25 2010-11-18 대흥전력기술 주식회사 Method for repairing leak of transformer on live wire state
KR200460375Y1 (en) 2010-09-20 2012-05-21 한국전력공사 Sealing structure for primary bushing of pole transformer
KR20230086419A (en) 2021-12-08 2023-06-15 한국전력공사 Device for preventing fire in transformer

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