JPS61196702A - Gas insulated compound switchgear for switchin station - Google Patents
Gas insulated compound switchgear for switchin stationInfo
- Publication number
- JPS61196702A JPS61196702A JP60036391A JP3639185A JPS61196702A JP S61196702 A JPS61196702 A JP S61196702A JP 60036391 A JP60036391 A JP 60036391A JP 3639185 A JP3639185 A JP 3639185A JP S61196702 A JPS61196702 A JP S61196702A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- power transmission
- insulators
- switchgear
- tower
- 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.)
- Pending
Links
Landscapes
- Gas-Insulated Switchgears (AREA)
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】
〔発明の利用分野〕
本発明は開閉所用ガス絶縁複合開閉装置、特に〔発明の
背景〕
最近では、効率的な敷地の活用によって開閉所の縮少を
図るため、ガス絶縁複合開閉装置が一般的に採用されて
来ている。この種の装置は、第３図に示すように開閉所
の引込鉄塔１０部分の敷地に、送電側ブッシング５Ａ、
５Ｂ’ｔそれぞれ設けるガス遮断器ＩＡ、ＩＢを対応さ
せて離隔して各相分を設置するようにしている。そして
、この各ガス遮断器ＬＡ、ＩＢ間は、並設する２本のガ
ス絶縁構造の接続母線２でそれぞれ両端にガス絶縁の断
路器３Ａ、３Ｂや接地開閉器などを介在させて接続し、
ガス遮断器１’Ａ、ＩＢに近い各接続母線２の対称位置
に、それぞれ受電側ブッシング４Ａ、４Ｂを樹立してガ
ス絶縁構成となるようにしている。この装置の各相の受
電側ブッシング４Ａ、４Ｂには、引込鉄塔１０に導かれ
る一方の送電線６Ａが引込線７Ａ’＆介してそれぞれ接
続され、また他方の送電線６Ｂが引込線７Ｂを介して接
続されている。このような装置に関連するものとしては
特開昭５６−２２５０５号公報等が挙げられる。[Detailed Description of the Invention] [Field of Application of the Invention] The present invention relates to a gas-insulated composite switchgear for a switchyard, particularly [Background of the Invention] Recently, in order to reduce the size of a switchyard by efficiently utilizing the site, Insulated composite switchgears are becoming commonly adopted. As shown in Fig. 3, this type of device is installed on the site of the lead-in steel tower 10 portion of the switchyard, with power transmission side bushings 5A,
Gas circuit breakers IA and IB of 5 B't are installed for each phase in a corresponding manner and separated from each other. The gas circuit breakers LA and IB are connected by two parallel connecting busbars 2 having a gas insulated structure, with gas insulated disconnectors 3A and 3B, a grounding switch, etc. interposed at both ends, respectively.
Power receiving side bushings 4A and 4B are established at symmetrical positions of the connection busbars 2 near the gas circuit breakers 1'A and IB, respectively, to provide a gas-insulated configuration. One power transmission line 6A led to the lead-in tower 10 is connected to the power receiving side bushings 4A and 4B of each phase of this device through a lead-in wire 7A'&, and the other power transmission line 6B is connected through a lead-in wire 7B. has been done. Japanese Patent Laid-Open No. 56-22505 and the like are cited as related to such a device.
ところが、上述した装置による開閉所の構成では、一方
の送電線６Ａと受電側ブッシング４Ａ及び、他方の送電
線６Ｂと受電側ブッシング４Ｂとを接続するために用い
る各引込線７Ａ及び７Ｂは、各相間の絶縁距離を十分に
確保する必要上、端部に設ける各送電側ブッシング５Ａ
、５Ｂを、送電線６Ａ、６Ｂの引込位置よシ外側に設け
ねばならない。このため、受電側ブッシング４Ａ、４Ｂ
、！：送電側ブッシング５Ａ、５Ｂ間及び、受電側ブッ
シング４Ａと４Ｂ間の距離が大きくなり、接続母線２を
長大なものとせねばならず、装置全体が大きくなって開
閉所全体の据付面積を、著しく増大させるばかりか経済
的に製作できない欠点がある。However, in the configuration of the switchyard using the above-mentioned device, each of the drop-in wires 7A and 7B used to connect one power transmission line 6A and power receiving side bushing 4A, and the other power transmission line 6B and power receiving side bushing 4B is connected between each phase. In order to ensure sufficient insulation distance, each power transmission side bushing 5A is installed at the end.
, 5B must be provided outside the lead-in position of the power transmission lines 6A, 6B. For this reason, the power receiving side bushings 4A, 4B
,! : The distance between the power transmission side bushings 5A and 5B and between the power reception side bushings 4A and 4B becomes larger, and the connection bus bar 2 has to be made longer.The entire device becomes larger and the installation area of the entire switchyard is significantly reduced. This has the disadvantage that it not only increases the size but also makes it impossible to manufacture economically.
本発明の開閉所用ガス絶縁複合開閉装置の目的は、引込
線と送電側ブッシング間等の絶縁距離を〔発明の概要〕
□ 本発明による開閉所用ガス絶縁開閉装置においては
、引込鉄塔を活用してこの中間鉄塔部分に、各相分の引
留碍子を取付け、との引留碍子に各送電線に連らなる各
相の引込線をそれぞれ支持させ、引込線の支持部とほぼ
対応する下方位置に、受電側フリシングを設けて接続母
線の長さの短縮を図り、装置全体を小形化して上記した
目的を達成することを特徴としている。The purpose of the gas-insulated composite switchgear for switchyards of the present invention is to reduce the insulation distance between service lines and bushings on the power transmission side, etc. [Summary of the Invention] A detention insulator for each phase is attached to the intermediate tower section, and the drop-in insulators for each phase are supported by the drop-in insulators for each phase connected to each power transmission line, and the receiving-side friding is installed at a lower position that approximately corresponds to the support part of the drop-in wire. The present invention is characterized in that the length of the connection bus bar is shortened by providing the above-mentioned purpose, thereby downsizing the entire device.
以下、本発明の開閉所用ガス絶縁複合開閉装置について
、それぞれ異なる実施例である第１図及び第２図を用い
て順に説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS The gas-insulated composite switchgear for switchyards according to the present invention will be described below in order with reference to FIGS. 1 and 2, which are different embodiments.
本発明の第１図の実施例では、引込鉄塔１０の中間鉄塔
１１部分に、引留碍子１２Ａ、１２Ｂの一端を取付けて
おシ、この他端は中間鉄塔１１側方の各送電線６Ａ、６
Ｂからの各相の引込線７Ａ。In the embodiment shown in FIG. 1 of the present invention, one end of the detention insulators 12A, 12B is attached to the intermediate pylon 11 portion of the lead-in pylon 10, and the other end is attached to each power transmission line 6A, 6 on the side of the intermediate pylon 11.
Lead wire 7A for each phase from B.
７Ｂ側へ水平に突出するように設けている。これによっ
て、引込鉄塔１０へ至った各送電線６Ａ。It is provided so as to protrude horizontally toward the 7B side. As a result, each power transmission line 6A reaches the lead-in tower 10.
’６Ｂにそれぞれ接続する引込線７Ａ、７Ｂは、一旦各
引留碍子１２Ａ、１２Ｂの水平に突出した他端に係留し
て高さを規制して絶縁距離を確保し、これを経てから対
応する両側の受電側ブッシング４Ａ、４Ｂにそれぞれ接
続している。並置する各相のガス絶縁開閉装置の各受電
側ブッシング４Ａ。The lead-in wires 7A and 7B connected to '6B are first moored to the other horizontally protruding ends of each of the retaining insulators 12A and 12B to regulate the height and secure the insulation distance, and then It is connected to the power receiving side bushings 4A and 4B, respectively. Each power receiving side bushing 4A of the gas insulated switchgear of each phase arranged in parallel.
４Ｂは、中間鉄塔１１の両側に突設した各引留碍子の下
方付近に位置するように、各接続母線２へ樹立して通常
の二重母線構造としている。したがって、これら各受電
側ブッシングは、双方の絶縁距離を確保し得るだけの接
続母線２の軸方向位置に樹立できるから、ガス絶縁する
接続母線′２の寸法を短縮し得るし、−また受電側ブッ
シング４Ａ。4B is established to each connecting busbar 2 so as to be located near the bottom of each of the retaining insulators protruding from both sides of the intermediate steel tower 11, thereby forming a normal double busbar structure. Therefore, each of these bushings on the power receiving side can be established at a position in the axial direction of the connection bus bar 2 that is sufficient to ensure the insulation distance between the two, so the dimensions of the gas-insulated connection bus bar '2 can be shortened; Bushing 4A.
４Ｂと各ガス遮断器ＩＡ、ＩＢ部分の送電側ブッシング
５Ａ、５Ｂ間の寸法も、各引込線７Ａ。4B and the power transmission side bushings 5A and 5B of each gas circuit breaker IA and IB portion are also the same as each lead-in line 7A.
７Ｂの影響を受けることがないので、相互間の絶縁距離
を確保し得る長さに縮少できるため、ガス絶縁開閉装置
の軸方向寸法を大幅に短くできる。7B, the length can be reduced to ensure the mutual insulation distance, and the axial dimension of the gas insulated switchgear can be significantly shortened.
それ故、開閉所における二重母線方式のガス絶縁開閉装
置の据付面積は、従来に比べ約半分程度もの大幅縮少が
可能になる。Therefore, the installation area of a double-bus type gas-insulated switchgear in a switchyard can be significantly reduced by about half compared to the conventional one.
本発明の第２図に示す実施例では、引込鉄塔１０の中間
鉄塔１１部分の両側に一端を取付ける各引留碍子１２Ａ
、１２Ｂを、それぞれ斜下方に懸垂させて設け、この各
引留碍子１２Ａ、１２Ｂにそれぞれ送電線６Ａ、６Ｂに
連らなる引込線７Ａ、７Ｂを、係留線１３Ａ、１３Ｂな
どを利用して係留するようにしたものであシ、他の点は
第１図と同様な構成である。この構成においても、前述
したものと略同様な効果を達成することができるし、引
留碍子１２Ａ、１２Ｂの傾斜の度合や係留線１３Ａ、１
３Ｂの長さの調節などによって、引込線７Ａ、７Ｂ′ｔ
Ｃ受電側ブッシング４Ａ、４Ｂの上方の適正位置に導く
ことができるから、絶縁について配慮した接続が容易に
行える効果がある。In the embodiment of the present invention shown in FIG.
, 12B are provided to be suspended obliquely downward, and drop-in lines 7A and 7B connected to the power transmission lines 6A and 6B are moored to each of the insulators 12A and 12B using mooring lines 13A and 13B, respectively. The other points are the same as those shown in FIG. 1. With this configuration as well, substantially the same effects as those described above can be achieved, and the degree of inclination of the mooring insulators 12A, 12B and the mooring lines 13A, 1
By adjusting the length of 3B, etc., the lead wires 7A, 7B't
Since the C power receiving side bushings 4A and 4B can be guided to an appropriate position above the power receiving side bushings 4A and 4B, it is possible to easily perform a connection with consideration for insulation.
本発明の如く開閉所用ガス絶縁複合開閉装置を構成すれ
ば、送電線の引込鉄塔を有効に活用し、これに各送電線
側に突出する引留碍子をそれぞれ設け、各引留碍子に引
込線を係留したので、引込線とガス絶縁開閉装置の各部
分間の絶縁距離を十分に確保できるため、装置全体の長
さ寸法を短くして小形化が図れるし、この据付面積を大
幅に縮少できる優れた効果がある。If the gas-insulated composite switchgear for switchyards is configured as in the present invention, the lead-in tower of the power transmission line can be effectively utilized, and the lead-in insulators are provided on each of these towers projecting to the side of the power transmission line, and the lead-in wire is moored to each of the lead-in insulators. As a result, sufficient insulation distance can be secured between the lead-in wire and each part of the gas-insulated switchgear, making it possible to shorten the length of the entire device and make it more compact, which has the excellent effect of significantly reducing the installation area. There is.
第１図及び第２図は本発明の開閉所用ガス絶縁複合開閉
装置のそれぞれ異なる実施例を示す正面図、第３図は従
来の開閉所用ガス絶縁複合開閉装置を示す正面図である
。
ＩＡ、ＩＢ・・・ガス遮断器、２・・・接続母線、３Ａ
。
３Ｂ・・・断路器、４Ａ、４Ｂ・・・受電側ブッシング
、５Ａ、５Ｂ・・・送電側ブッシング、６Ａ、６Ｂ・・
・送電線、７Ａ、７Ｂ・・・引込線、１０・・・引込鉄
塔、１１・・・中間鉄塔、１２Ａ、１２Ｂ・・・引留碍
子。1 and 2 are front views showing different embodiments of the gas-insulated composite switchgear for switchyards according to the present invention, and FIG. 3 is a front view showing a conventional gas-insulated composite switchgear for switchyards. IA, IB... Gas circuit breaker, 2... Connection bus, 3A
. 3B...Disconnector, 4A, 4B...Power receiving side bushing, 5A, 5B...Power transmitting side bushing, 6A, 6B...
- Power transmission line, 7A, 7B... service line, 10... service steel tower, 11... intermediate steel tower, 12A, 12B... retaining insulator.
Claims (1)
隔設置する送電側ブッシングを備えたガス遮断器と、断
路器を介して前記ガス遮断器間を接続する２本の接続母
線と、前記各接続母線に樹立する受電側ブッシングとを
少くとも備えたガス絶縁複合開閉装置を設置し、前記中
間鉄塔の両側にそれぞれ導く送電線は、引込線を介して
前記各受電側ブッシングと接続するものにおいて、前記
中間鉄塔の両側にはそれぞれ一端を取付け、他端を中間
鉄塔の側方の各送電線側に突設する引留碍子を設け、前
記各引留碍子に引込線を係留すると共に、前記各受電側
ブッシングは引留碍子の下方付近に樹立したことを特徴
とする開閉所用ガス絶縁複合開閉装置。 ２、特許請求の範囲第１項において、前記各引留碍子は
中間鉄塔の両側に水平に設けたことを特徴とする開閉所
用ガス絶縁複合開閉装置。 ３、特許請求の範囲第１項において、前記引留碍子は中
間鉄塔の両側にそれぞれ下方に傾斜させて設けたことを
特徴とする開閉所用ガス絶縁複合開閉装置。[Claims] 1. A gas circuit breaker equipped with a power transmission side bushing installed at a distance in correspondence with the site of a lead-in tower having an intermediate tower, and two gas circuit breakers that connect the gas circuit breakers via a disconnector. A gas-insulated composite switchgear including at least a connection busbar and a power receiving side bushing established on each connection busbar is installed, and power transmission lines leading to both sides of the intermediate tower are connected to each power receiving side via drop-in lines. In the one connected to the bushing, a detention insulator is provided with one end attached to each side of the intermediate tower and the other end protruding from each power transmission line side on the side of the intermediate tower, and a drop-in wire is moored to each of the detention insulators. Further, the gas-insulated composite switchgear for a switchyard is characterized in that each of the power receiving side bushings is established near the bottom of the retaining insulator. 2. A gas-insulated composite switchgear for a switchyard according to claim 1, wherein each of the detention insulators is provided horizontally on both sides of the intermediate tower. 3. A gas-insulated composite switchgear for a switchyard according to claim 1, wherein the detention insulators are provided on both sides of the intermediate tower so as to be inclined downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60036391A JPS61196702A (en) | 1985-02-27 | 1985-02-27 | Gas insulated compound switchgear for switchin station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60036391A JPS61196702A (en) | 1985-02-27 | 1985-02-27 | Gas insulated compound switchgear for switchin station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61196702A true JPS61196702A (en) | 1986-08-30 |
Family
ID=12468549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60036391A Pending JPS61196702A (en) | 1985-02-27 | 1985-02-27 | Gas insulated compound switchgear for switchin station |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61196702A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4779612A (en) * | 1986-11-11 | 1988-10-25 | Fuji Photo Optical Co., Ltd. | Hysteroscope having a flexible operation portion |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622505A (en) * | 1979-03-26 | 1981-03-03 | Mitsubishi Electric Corp | Double bus line type composite gas insulated switching system |
| JPS59175308A (en) * | 1983-03-24 | 1984-10-04 | 三菱電機株式会社 | Power receiving and substation |
-
1985
- 1985-02-27 JP JP60036391A patent/JPS61196702A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622505A (en) * | 1979-03-26 | 1981-03-03 | Mitsubishi Electric Corp | Double bus line type composite gas insulated switching system |
| JPS59175308A (en) * | 1983-03-24 | 1984-10-04 | 三菱電機株式会社 | Power receiving and substation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4779612A (en) * | 1986-11-11 | 1988-10-25 | Fuji Photo Optical Co., Ltd. | Hysteroscope having a flexible operation portion |
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