JPS62104409A

JPS62104409A - Gas insulated switchgear

Info

Publication number: JPS62104409A
Application number: JP60241727A
Authority: JP
Inventors: 岩下　浩幸
Original assignee: Toshiba Corp
Current assignee: Toshiba Corp
Priority date: 1985-10-30
Filing date: 1985-10-30
Publication date: 1987-05-14

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】［発明の技術分野］本発明は、ガス絶縁開閉装置に関覆るものであって、特
に、断路器の構成に改良を施しＩＣガス絶縁開閉装賄に
係る。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a gas insulated switchgear, and particularly relates to an IC gas insulated switchgear by improving the configuration of a disconnector.

［発明の技術的Ｈ景とその問題点１大都市周辺とか臨海地区に設置される変電所或いは開閉
所においては、用地の入手ガとか塩害ス・ｊ策等の理由
で、変電所とか開閉所を構成する電気機器を、５Ｆ−ｂ
ガス等の絶縁性及び消弧性に非常に潜れた絶縁媒体で密
封したガス絶縁開閉装置が使用されている。イして、こ
の種のガス絶縁開閉装置は、しゃ断器或いは断路器その
他の所要ｍ器を立体的に配置し、各機器相Ｕ間の間隔を
狭め、敷地面積の大幅イ１縮小を図る様にしている。[Technical aspects of the invention and its problems 1] In substations or switchyards that are installed around large cities or coastal areas, it is difficult to locate substations or switchyards due to reasons such as difficulty in acquiring land or measures against salt damage. The electrical equipment that makes up the 5F-b
Gas insulated switchgear is used which is sealed with an insulating medium such as gas which has excellent insulation and arc extinguishing properties. In this type of gas-insulated switchgear, circuit breakers, disconnectors, and other necessary devices are arranged three-dimensionally, the distance between each equipment phase U is narrowed, and the site area is significantly reduced. I have to.

この様なガス絶縁開閉装置の＝一般的な構成を第４図の
単線結線図並びに第５図、第６図の配置図によって説明
する。即り、送電回線は、ブッシング１によって架空線
と接続され、このブッシング１に、避ｆｉｔ器２、接地
開閉器３．４器用変圧器４及び断路器５が接続され、さ
らに、この断路器５に１１器用安流器６を介してし一断
器７が接続されている。さらに、しゃ断器７Ｌ、ｔＸｉ
ｆ器用変流器６及び接地開閉器３、断路器５を介しＴ　
ｆ　Ｉｌｌ線１０に接続され（いる。一方、変圧器回線
は、主母線１０より、断路ｆａ５、接地開閉器３、Ｃ１
器用変流器６及びしゃ断器７　’ａｆトしく／ｚ　−ノ
ルｌベッド旧６二接続され、さらに電）１　’／　−フ
ルヘッドに１１ν（きれ、さらに電力ケーノ゛ル１．−
よＶ）珍・１１器へど接ゎ″＜　ｉ’：　ｉｉる１、ま
た、第１図に小Ｌ／　／、、：　ｉｌｌ粘結線図、Ｊ、
るガス絶縁開閉装置の機器の配；ｔｌは、ｆ、Ｙ米、第
５図及び第６図に示した様に＜’Ｋ　−、）　’（いる
１、即ら、１（１線側断路器５は、輻〕１す（こ配置ｔ
ｑさねｋ　１ツヤ断器７の１・部］−１出し部と１母線
１０の１一部口出し部どの間に配置されている。また、
一般（９−１万メ絶縁機器の容器の接続部の構成は第７
図に示した様にイ１つ（いる。The general configuration of such a gas insulated switchgear will be explained with reference to the single line diagram in FIG. 4 and the layout diagrams in FIGS. 5 and 6. That is, the power transmission line is connected to the overhead line by the bushing 1, and the bushing 1 is connected to the evacuator 2, the earthing switch 3.4 transformer 4, and the disconnector 5. A breaker 7 is connected to the breaker 7 via an 11-piece current regulator 6. Furthermore, breaker 7L, tXi
T via the current transformer 6 for F, the earthing switch 3, and the disconnector 5
f Ill line 10 (on the other hand, the transformer line is connected from the main bus 10 to disconnection fa5, earthing switch 3, C1
current transformer 6 and breaker 7 'aft/z -norl bed old 62 connected, further power) 1'/- full head 11ν (cut, further power cable 1.-
YO V) To the rare 11 vessel ゎゎゎ〉 i': iiru1, also in Fig. 1 small L/ /, ,: ill viscosity diagram, J,
The arrangement of gas-insulated switchgear equipment; The vessel 5 is arranged as follows:
q tongue k It is arranged between the 1 part of the 1 gloss disconnector 7]-1 outlet part and the 1 part outlet part of the 1 bus bar 10. Also,
General (90,000 to 10,000 meters) The configuration of the connection part of the container of insulated equipment is the 7th
As shown in the figure, there is one.

即ち、ガス区分用の絶縁スペーサ１１は、ｈ′器１２内
部の電界を一定化づるために、通常、１１１形をしてい
る。その］、：め、この絶縁スペーリ゛１１の両側に配
設されている導体１３ａ、１３ｂを取外づ場合は、導体
１３ａ、１３ｂをその軸線１）向に沿って引ｌ友く以外
に（，１取外すことができ４〈い。イこで、母線側断路
器５′：Ｉには、手放等が梵牛した揚台に断路器５を取
外づことができる様に、しゃ断器７との間に肴１１１１
装Ｐ／　９が配設されている（第（１図参照）。That is, the insulating spacer 11 for the gas section is usually shaped like 111 in order to stabilize the electric field inside the h' vessel 12. To remove the conductors 13a and 13b disposed on both sides of the insulating spacer 11, do not pull the conductors 13a and 13b along their axis 1). , 1 can be removed 4. At this point, the busbar side disconnector 5': I is equipped with a breaker so that the disconnector 5 can be removed on the platform where the disconnector 5' can be removed. 7 and 1111 side dishes
The equipment P/9 is installed (see Figure 1).

（二の着脱装置９（１、第８図に示した様に、その内部
（５６脱自イ１の導体りａが配設され、ン１．た、ぞの
端部（こ（，１、月１宿ｌ１１能なべ［Ｌス９［）が設
（Ｊられ（おＶ）、この省ＩＢ２装置９に接続され−（
いる１１線側１ｆＪｉ路器５５を取外づ際に（、Ｅ、ま
ず、着脱装置ε）内のン゛１脱轡１４９ａを取除き、次
にべ［ｌ−ズ９１）を１■綿しく１ね続くきれ（いる断
路器５を取外ｌ）てい／、：。As shown in FIG. Monthly lodging l11 Nonabe [Lsu 9[) is installed (J is (OV)) and connected to this ministry IB2 device 9 - (
When removing the 11th wire side 1f Ji path device 55 (E, first, remove the 1st remover 149a in the attachment/detachment device ε), and then carefully remove the 1st case 91). 1 continuous disconnection (remove disconnector 5):.

じか１ノイ「がら、この様な構成をイｊりる？、Ｙ米の
ガス絶縁開閉Ｈｉｆ”／　Ｉｒｔ二Ａｉいては、１万線
側断路器５）どしＩ５断器７どの間に右１１（２装Ｖ７
０を配設置７なＬＪ　を目、［イｆらＪ’、）ｆス絶縁
聞閉装置の構成が？ｌＩ化Ｊるばか＆）（″なく、設ｉ
ｌｌスペースが増入りるどいった欠点があ−）だ。Directly 1 Noy: ``Would you like to have a configuration like this?'' / Irt 2 Ai, 10,000 wire side disconnector 5) Do I5 Disconnector 7 Where? Right 11 (2 V7
0 is placed and LJ is 7. What is the configuration of the insulation barrier device? lI conversion Jru baka&) (``not, set i
There are disadvantages such as increased space.

［ブを明の［１的］本発明は、ｌ−）！ｌｉの様な従来の刀ス絶縁開閉装間
の問題点を解ン肖りるｌこめに１是案され／；：　ｔ−
Ｉので、その１′１的は、断路器としゃ断器どの間に配
設されていた着脱装置を不要どじ、設置スペースの縮小
化も［ＩＩ能とｌＪＩこ万ス絶縁開閉装ｒ）を提供りる
ことにある。[1] The present invention is l-)! This was proposed to solve the problems between conventional insulated switchgears such as li/;: t-
Therefore, the 1'1 is to eliminate the need for the detachable device installed between the disconnectors and to reduce the installation space. It is in the fact that

［発明の概要１本発明のガス絶縁開閉装置は、しゃ断器に接続する断路
器を１形に構成し、その−ｈの口出し部を、水平に配置
したしゃ断器の口出し部に接続し、また、使方の（’ｌ
　ｔｌｆ　１７部を、（）や断器の軸線に対して平行に
なる様に形成したことにより、しゃ断器と断路器とを直
接接続づることができるようにｌノで、従来、用いられ
ていた接続用の肴ｔｌｔ２　菰ｉ？′Ｉを不要として、
設置スペースの縮小化を可能どした０のである。[Summary of the Invention 1 The gas insulated switchgear of the present invention has a disconnector connected to a circuit breaker of one type, the -h outlet of which is connected to the outlet of a horizontally arranged breaker, and , usage of ('l
By forming the tlf 17 part so that it is parallel to the axis of the breaker and the disconnector, it is possible to directly connect the breaker to the disconnector. Connecting appetizer tlt2 菰i? 'I is unnecessary,
0, which made it possible to reduce the installation space.

［発明の実施例］以下、本発明の一実施例を第１図乃争第３図を参照して
具体的に説明Ｊる。＜２８、第４図乃〒第８図に示した
従来型ど同一部分については、同一符号を付し説明は省
略りる。[Embodiments of the Invention] Hereinafter, an embodiment of the present invention will be specifically described with reference to FIGS. 1 to 3. <28. The same parts as in the conventional type shown in FIGS. 4 to 8 are designated by the same reference numerals, and the explanation thereof will be omitted.

＊構成＊本実施例において、しゃ断器１７が水平形ｌノル断器と
して構成され、このしゃ断器１７に設Ｇ′Ｊられた２つ
の口出し部のに部にｈ１器用変流器６が配設されている
。また、計器用変流器６に接続され−５＝る断路器１５がＬ形断路器として１ｆ４成されている。*Structure* In this embodiment, the breaker 17 is configured as a horizontal type 1-norm breaker, and the current transformer 6 for the h1 is disposed between the two openings provided in the breaker 17. has been done. Further, a disconnector 15 connected to the meter current transformer 6 is configured as an L-type disconnector 1f4.

この１形断路器１５５は、第３図に示しｌＣ様に、その
固定接触子１５ａ及び可ｖ１接触子１５ｂが同軸的に配
置され、ｎ’ｆ　Ｐｉｔ！固定接触子１Ｆ５ａは、その
同一軸方向に配設された絶縁スペーサ５ＣにＪ、って？
？持され、この絶縁スペー→Ｊ１５ｃを介して主母線１
０及びケーブルヘッド８或いはブッシング１に接続され
τいる。また、固定接触子１５ａ及びＩＩＩ　ＩＩ接触
子１５ｔ）の軸方向と直焚りる方向に絶縁スペーサ１５
（１が配設され、この絶縁スペーサ１ｈ　ｄによって、
前記可動接触子１５ｂが支持されχいる。ンきらに、こ
の絶縁スペーサ１５ｄを介しで、Ｌ形断路器１５は計器
用変流器６及び水平形１）１５断器１７に接続されてい
る。In this type 1 disconnector 155, the fixed contact 15a and the movable v1 contact 15b are coaxially arranged as shown in FIG. 3, and the n'f Pit! The fixed contact 1F5a has an insulating spacer 5C arranged in the same axial direction as J?
? This insulating space → main bus 1 via J15c
0 and is connected to the cable head 8 or bushing 1. In addition, an insulating spacer 15 is provided in the axial direction of the fixed contact 15a and the III II contact 15t) and in the direct firing direction.
(1 is arranged, and by this insulating spacer 1h d,
The movable contactor 15b is supported. Additionally, the L-shaped disconnector 15 is connected to the meter current transformer 6 and the horizontal type 1) 15 disconnector 17 via the insulating spacer 15d.

：１；作用１；この様イ丁構成を右Ｊる本実施例のガス絶縁開閉装置に
おいては、しゃ断器１７を水平に配置し、その２つの口
出し部をしゃ断器の」一方に設り、−プｊ１断路器１５
をＬ形断路器としたことにより、断路器１Ｆ）としゃ断
器１７を計器用変流器６を介＝　　６　− して直接接続・Ｊることができるので、（、Ｙ来から用
いられＵｃＪ／、二接杭用の衿ｎＱＫ首が不要と＜ｉる
。。:1; Effect 1; In the gas-insulated switchgear of this embodiment having the above-mentioned configuration, the breaker 17 is arranged horizontally, and its two openings are provided on one side of the breaker. -puj1 disconnector 15
By using an L-type disconnector, it is possible to directly connect the disconnector 1F) and the breaker 17 via the instrument current transformer 6. /, I think that the collar nQK neck for the second stake is unnecessary.

その結果、カス絶縁開閉８ムＩＰ（０’）　＋Ｍ成が１
７！Ｉ　１２ｆ化（〜れ、設置スペースら大幅に縮小ぐ
きる。、１１こ、構成機器が削減ぐきるので、ガス絶縁
開閉装置？’ｆの軽量化が可能どイｆるばかりぐＩＫ　
＜、保守・点検作業等も簡略化Ｃさ、コス１〜の削減も
可能とイ「る。As a result, the cass insulation opening/closing 8m IP(0') +M configuration is 1
7! I 12F (The installation space can be greatly reduced. 11) Since the number of components can be reduced, it is possible to reduce the weight of the gas insulated switchgear.
It also simplifies maintenance and inspection work, and reduces costs by 1 or more.

［発明の効果１以−１述べＩこ様（こ、本発明によれば、断路器どしヤ
断器どの間に配設されていた接続用の着１１（２装置を
不要とし、構成機器の設置スペースの縮小化を可能どし
た）ｆス絶縁開閉装置を提供することができる。[Effects of the Invention 1] As stated above (1) According to the present invention, the connection ring 11 (2 devices) which was disposed between the disconnectors and the disconnectors is no longer required, and the component It is possible to provide an f-s insulated switchgear which allows the installation space to be reduced.

[Brief explanation of drawings]

第１図は、本５１明のガス絶縁開閉装置の一実施例を示
Ｊ平面図、第２図は第１図の側面図、第３図は、本発明
のガス絶縁開閉装ｙｔに用いら杓る断路器の構成を示づ
断面図、第１１図（上、従来の）ｙス絶縁聞閉装首の中
線結線図、■１Ｆ）図は、第’Ｉ　１ｆｆｌｌに基づ〈
従来のガス絶縁開閉装置の配置構成を示す４７面図、第
６図は第５図の側面図、第７図は絶縁機器間の接続部の
一般的＜ｒ、４ｔｌＳ成を承り一断面図、第Ｅ′Ｉ図は
、ｒｉ脱装置Ｆｊの構成を示Ｊ断面図である。１・・・Ｊツシング、２・・・避雷器、３・・・接地間
閉器、１・・・ｉｔ器川用汀器、５・・・断路器、６・
・・割型用変流器、７・・・しゃ断器、８・・・ノｌ−
フ゛ルヘッド、９・・・着脱装置、Ｏａ・・・＠脱導体
、９　ｂ・・・ベローズ、１０・・・トＩＮ１線、１１
・・・絶縁スペーリ、１２・・・客器、１３ａ、１３ｂ
・・導体、１５・・・断路器、１５ａ・・・固定接触子
、１　！−ｉ　ｂ・・・可動接触子、１５Ｇ、１５ｄ・
・・絶縁スベーリ、１７・・・しゃ断器。第　１　図】０第　２　図第４図第５図第７図第６図第８図FIG. 1 is a plan view showing an embodiment of the gas insulated switchgear of the present invention, FIG. 2 is a side view of FIG. 1, and FIG. The cross-sectional view showing the configuration of the disconnecting switch, Figure 11 (above, the middle line connection diagram of the conventional) y-s insulating and closing neck, ■1F) is based on the 'I 1ffll.
FIG. 6 is a side view of FIG. 5, and FIG. 7 is a cross-sectional view of a typical <r, 4tlS configuration of the connection between insulated equipment. FIG. E'I is a sectional view J showing the structure of the RI removal device Fj. 1...J-tsusing, 2...Surge arrester, 3...Earth breaker, 1...It Kikawa strainer, 5...Disconnector, 6...
・・・Current transformer for split type, 7... Breaker, 8... Nol-
File head, 9... Attachment/detachment device, Oa... @ disconnecting conductor, 9 b... Bellows, 10... IN1 wire, 11
...Insulation spacer, 12...Customer equipment, 13a, 13b
...Conductor, 15...Disconnector, 15a...Fixed contact, 1! -i b...Movable contact, 15G, 15d.
...Insulation slippage, 17...breaker. Figure 1] 0 Figure 2 Figure 4 Figure 5 Figure 7 Figure 6 Figure 8

Claims

[Claims]

A gas-insulated main bus is installed horizontally on the installation foundation, and a breaker is installed in a direction orthogonal to the axial direction of the main bus so that its operating axis is horizontal, and the breaker is connected to a current transformer and In a gas insulated switchgear that is connected to a power transmission line or a transformer and a main bus through a disconnector, the disconnector is configured so that the overall shape is L-shaped, and one of the openings is connected to the breaker. A gas insulated switchgear, characterized in that the other outlet is connected to an outlet formed in the breaker, and the other outlet is formed parallel to the axis of the breaker.