JPS6115504A - Gas insulated switching device - Google Patents
Gas insulated switching deviceInfo
- Publication number
- JPS6115504A JPS6115504A JP59132868A JP13286884A JPS6115504A JP S6115504 A JPS6115504 A JP S6115504A JP 59132868 A JP59132868 A JP 59132868A JP 13286884 A JP13286884 A JP 13286884A JP S6115504 A JPS6115504 A JP S6115504A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- disconnector
- conductor
- insulated switchgear
- withstand voltage
- 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】
〔発明の技術分野〕
この発明は、ガス絶縁開閉機器に関するものであり、さ
らに詳しくいうと、所内において、常規大地電圧の耐電
圧試験を行う必要のある避雷器、計器用変圧器などの静
止機器と、雷インノ(ルス耐電圧試験や商用周波耐電圧
試験を行う必要のある断路器、遮断器などの開閉器とで
構成されたガス絶縁開閉機器に関するものである。[Detailed Description of the Invention] [Technical Field of the Invention] The present invention relates to gas-insulated switchgear, and more specifically, lightning arresters and meter-use devices that require in-house withstand voltage tests of normal earth voltage. It relates to gas-insulated switchgear that consists of stationary equipment such as transformers and switchgear such as disconnectors and circuit breakers that require lightning withstand voltage tests and commercial frequency withstand voltage tests.
第1図は従来のこの種の装置を示し、避雷器lと断路器
コとが絶縁スペーサ3によって互〜)にガス区分されて
おり、電界緩和用シールドケに囲まれた接触子を介して
、導体Sにより避雷器lと断路器コとが電気的に接続さ
れている。断路器コには遮断器6が結合されている。Fig. 1 shows a conventional device of this type, in which a lightning arrester l and a disconnector are separated from each other by an insulating spacer 3, and a conductor is connected through a contact surrounded by an electric field-mitigating shield. S electrically connects the lightning arrester l and the disconnector. A circuit breaker 6 is coupled to the disconnector.
以上の構成のものの断路器および遮断器6′について所
内試験項目の雷インノくルス耐電圧試験、商用周波耐電
圧試験を実施する場合は、第1図に示すように避雷器l
を切りはなし、絶縁スペーサ3の部位にメクラタンク7
を結合して試験を行っていた。When carrying out in-house test items such as a lightning innocence withstand voltage test and a commercial frequency withstand voltage test on the disconnector and circuit breaker 6' with the above configuration, the lightning arrester l
Cut it out and attach the blank tank 7 to the part of the insulating spacer 3.
The test was conducted by combining the .
一方、避雷器lについての常規大地電圧/Iii〜ll
Eの所内耐電圧試験は、第3図に示すように、断路器か
ら取外した避雷器lに試験用タンク7と試験用ブッシン
グ9を接続し、試験を実施していた。On the other hand, the normal earth voltage for lightning arrester l/Iiii~ll
The in-house withstand voltage test of E was conducted by connecting the test tank 7 and the test bushing 9 to the lightning arrester l which had been removed from the disconnector, as shown in FIG.
以上のように、試験の都度、避雷器lを開閉機器から取
外し、試験用タンクt、試験用ブッシング、さらにはメ
グラタンク7等な結合して試験を行う煩雑な作業を避け
るものとして、従来、第7図の構成が提案された。As described above, in order to avoid the troublesome work of removing the lightning arrester l from the switchgear and connecting it to the test tank T, test bushing, and even megura tank 7, etc., each time a test is carried out, the The structure of the figure was proposed.
すなわち、第7図において、避雷器lと断路器コとの間
に、ガス区分用の絶縁スペーサ3.3aを介して第コの
断路器コaを配置してなるものである。その他第1図に
おけると同一符号は同一部分を示している。That is, in FIG. 7, a third disconnector core a is disposed between a lightning arrester l and a disconnector core with an insulating spacer 3.3a for gas division interposed therebetween. The same reference numerals as in FIG. 1 indicate the same parts.
かかる構成により、避雷器tf数取外ことなく、雷イン
パルス耐電圧試験、商用周波耐電圧試験を、第ユの断路
器Xaを開いた状態で行うことができる。また、避雷器
l単体について常規大地電圧の耐電圧試験は、第コの断
路器2aを閉じ第1の断路器コを開いた状態で行うこと
ができる。With this configuration, a lightning impulse withstand voltage test and a commercial frequency withstand voltage test can be conducted with the U-th disconnector Xa open, without removing the number of lightning arresters tf. Further, the withstand voltage test of the normal earth voltage of the single lightning arrester 1 can be conducted with the first disconnector 2a closed and the first disconnector 2a open.
しかし、以上の構成では、第コの断路器2aを要するこ
とから費用が嵩み、かつ、開閉機器全体が大形となる欠
点があった。However, the above configuration has the disadvantage that the cost is increased because the third disconnector 2a is required, and the switching device as a whole becomes large.
この発明は、以上の事情に着目してなされたもので、避
雷器などの静止器に常規大地電圧の耐電圧機能を有する
小形にして廉価な接続係脱機構を設けることにより、静
止器を開閉器から取外すことなく、所定の所内耐電圧試
験を実施しうるガス絶縁開閉機器を提供する。This invention was made in view of the above-mentioned circumstances, and by providing a small and inexpensive connection/disconnection mechanism with a withstand voltage function of normal earth voltage to a stationary device such as a lightning arrester, the stationary device can be connected to a switch. To provide gas-insulated switchgear that can perform a predetermined in-house withstand voltage test without removing it from the equipment.
第S図はこの発明の一実施例を示し、避雷器lの容器の
開口部に、軸受lOの支持部材l/を固定し、避雷器l
の接触子tコと断路器コの接触子13間を接続する棒状
の導体/+に同軸結合した絶縁ロッド15を軸受10に
可摺動に支持する。FIG.
An insulating rod 15 coaxially connected to a rod-shaped conductor /+ connecting between the contact t and the contact 13 of the disconnector 1 is slidably supported on a bearing 10.
絶縁ロッド13は、常規大地電圧に耐えうるもので、軸
受10との間にオイルシールが施されて避雷器lの気密
を保持した状態で容器外部からの操作により軸方向に摺
動可能であり、導体l弘とはネジによって着脱可能に結
合されている。したがって、絶縁ロッドlぶな外部操作
により手動回動することにより、導体/9と絶縁ロッド
15とを着脱することができる。The insulating rod 13 is capable of withstanding normal ground voltage, and is slidable in the axial direction by operation from outside the container while an oil seal is applied between it and the bearing 10 to maintain airtightness of the lightning arrester l. The conductor is detachably connected to the conductor by a screw. Therefore, the conductor 9 and the insulating rod 15 can be attached and detached by manually rotating the insulating rod by an external operation.
/6は避雷器lに設けた絶縁支持台である。/6 is an insulating support provided on the lightning arrester l.
その他、第1図におけると同一符号は同一部分を示す。In addition, the same reference numerals as in FIG. 1 indicate the same parts.
次に動作について説明する。Next, the operation will be explained.
まず、断路器lの試験に際しては、第S図に示すように
、絶縁ロッド/りでシールドダ内の接触子lユに導体/
Fを接続するつそうして常規大地電圧の耐電圧試験を行
う。このとぎM!3縁ロッドlりはこの電圧に耐えるこ
とは前述したとおりである。First, when testing the disconnector l, as shown in Fig.
Connect F and perform the normal earth voltage withstand voltage test. This Togi M! As mentioned above, the three-edge rod can withstand this voltage.
断路器ユ、遮断器6等の雷インパルス耐電圧試験、商用
周波耐電圧試験を行うに当っては、第6図ニ示スように
、絶縁ロッドl!を右方へ移動して導体lダを接触子f
2から開離させることにより、断路器コ、遮断4乙の耐
電圧試験ができる。When performing a lightning impulse withstand voltage test or a commercial frequency withstand voltage test of the disconnector unit, circuit breaker 6, etc., as shown in Figure 6, the insulating rod l! Move the conductor l to the right and connect the conductor l to the contact f.
By opening from 2, it is possible to test the withstand voltage of disconnector 4 and 4.
また、上記装置の輸送に際しては、断路器l内の絶縁性
ガスを抜き、第7図に示すように、絶縁ロッド/lのみ
を取外し、支持部材itの穴を蓋体17により気密忙閉
塞する。そうして現地据付時に避雷器lに絶縁ガスを再
充填すればよい。絶縁ロッド15の操作は手作業で行う
ことは、まえにみたとおりである。In addition, when transporting the above device, the insulating gas in the disconnector l is removed, only the insulating rod /l is removed, and the hole in the support member it is hermetically closed with the lid 17, as shown in FIG. . The lightning arrester l can then be refilled with insulating gas during on-site installation. As mentioned above, the insulating rod 15 is operated manually.
以上のようにして、避雷器lは断路器コから切りはなす
ことなく所定の所内耐電圧試験を実施することかでざる
。As described above, the lightning arrester 1 can be subjected to a predetermined internal withstand voltage test without being disconnected from the disconnector 1.
以上は静止器が避雷器の場合であるが、第g図に示すよ
うに、計器用変換器/1であっても同様であり、開閉器
/?と計器用変圧器/gとの間に、絶縁ロッドi!rr
ic同軸結合した棒状の導体/Fを可摺動に配設したこ
とにより、同様の効果を得ることができる。The above is for the case where the stationary device is a lightning arrester, but as shown in Figure g, the same applies even if it is an instrument converter/1, and the switch/? An insulating rod i! and the instrument transformer/g are connected. rr
A similar effect can be obtained by slidably disposing the IC coaxially coupled rod-shaped conductor/F.
以上のように、この発明は、避雷器等の静止器を本体か
ら切りはなすことなく、所定の各試験を行うことができ
るうえに、構成が簡単で廉価となる効果がある。As described above, the present invention has the advantage that each predetermined test can be performed without removing a static device such as a lightning arrester from the main body, and the structure is simple and inexpensive.
第1図は従来のものの正断面図、第2図および第3図は
それぞれ第1図のものの耐電圧試験時の態様を示す正断
面図、第9図は従来の他のものの正断面図、第S図はこ
の発明の一実施例の正断面図、第6図および第7図は第
3図のもののそれぞれ耐電圧試験時および輸送時の態様
を示す正断面図、第3図はこの発明の他の実施例の要部
正断面図である。
/・・避雷器(静止器)、コ・・断路器(開閉器)、3
0φ絶縁スペーサ、+−・シールド、6・・遮断器、1
0・・軸受、l/・・支持部材、lユ、/3・・接触子
、/弘・・導体、13・・絶縁ロッド、/7・・蓋体、
ig・・計器用変圧器(静止器)、l?・・開閉器。
なお、各図中、同一符号は同−又は相当部分を示す。
姑1図
殆2図 第3図
焔8図
手続補正書「自発」FIG. 1 is a front sectional view of the conventional device, FIGS. 2 and 3 are front sectional views showing the condition of the device in FIG. 1 during a withstand voltage test, and FIG. 9 is a front sectional view of another conventional device. FIG. S is a front sectional view of one embodiment of the present invention, FIGS. 6 and 7 are front sectional views showing the state of the embodiment of FIG. 3 during withstand voltage test and transportation, respectively. FIG. FIG. 3 is a front sectional view of a main part of another embodiment. /...Surge arrester (static device), Co...Disconnector (switch), 3
0φ insulation spacer, +-・shield, 6・・breaker, 1
0...Bearing, l/...Supporting member, /3...Contact, /Hiro...Conductor, 13...Insulating rod, /7...Lid,
ig...Instrument transformer (static device), l? ...Switch. In each figure, the same reference numerals indicate the same or corresponding parts. Mother-in-law 1 figure Most 2 figures Figure 3 Flame 8 figure Procedural amendment “Spontaneous”
Claims (6)
状の導体と、この導体に同軸結合されガス封入容器の外
部から操作可能の絶縁ロッドとを備えてなるガス絶縁開
閉機器。(1) Gas-insulated switchgear comprising a movable rod-shaped conductor that electrically connects and separates the switch and stationary device, and an insulating rod that is coaxially connected to this conductor and can be operated from outside the gas-filled container. device.
範囲第1項記載のガス絶縁開閉機器。(2) The gas insulated switchgear according to claim 1, comprising an insulating rod that is detachable from the conductor.
囲第2項記載のガス絶縁開閉機器。(3) The gas insulated switchgear according to claim 2, comprising an insulating rod screwed onto the conductor.
のガス絶縁開閉機器。(4) The gas-insulated switchgear according to claim 1, wherein the switch is a disconnector.
のガス絶縁開閉機器。(5) The gas-insulated switchgear according to claim 1, wherein the static device is a lightning arrester.
項記載のガス絶縁開閉機器。(6) Claim 1 in which the stationary device is a voltage transformer
Gas insulated switchgear as described in section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59132868A JPS6115504A (en) | 1984-06-29 | 1984-06-29 | Gas insulated switching device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59132868A JPS6115504A (en) | 1984-06-29 | 1984-06-29 | Gas insulated switching device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6115504A true JPS6115504A (en) | 1986-01-23 |
Family
ID=15091425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59132868A Pending JPS6115504A (en) | 1984-06-29 | 1984-06-29 | Gas insulated switching device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6115504A (en) |
-
1984
- 1984-06-29 JP JP59132868A patent/JPS6115504A/en active Pending
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