JP2002171621A - Insulation device and assembly method - Google Patents
Insulation device and assembly methodInfo
- Publication number
- JP2002171621A JP2002171621A JP2000366884A JP2000366884A JP2002171621A JP 2002171621 A JP2002171621 A JP 2002171621A JP 2000366884 A JP2000366884 A JP 2000366884A JP 2000366884 A JP2000366884 A JP 2000366884A JP 2002171621 A JP2002171621 A JP 2002171621A
- Authority
- JP
- Japan
- Prior art keywords
- insulating spacer
- fixed contact
- container
- movable contact
- flange
- 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
Description
【０００１】[0001]
【発明の属する技術分野】本発明はブッシングと断路器
を有する絶縁機器及びその組立方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an insulating device having a bushing and a disconnector and a method of assembling the same.
【０００２】[0002]
【従来の技術】従来、絶縁性及び消弧性に優れた消弧ガ
スとして例えばSF6ガスを用いて、遮断器、断路器、接
地開閉器等の開閉器を金属ケース内に収納設置し、耐環
境性とkV・A当たりの据え付け体積をコンパクト化したガ
ス絶縁開閉装置は既に普及し稼動している。例えば、特
開昭59−89504号公報に記載されたガス絶縁機器は、金
属ケース内に絶縁ガスを圧縮して封入しており、ブッシ
ングの下に断路器を配置する構成である。前記断路器の
右側に接地開閉器を備えており、前記断路器と同ー金属
ケースに収納されている。2. Description of the Related Art Conventionally, switches such as circuit breakers, disconnectors, and grounding switches are housed and installed in a metal case using, for example, SF 6 gas as an arc-extinguishing gas having excellent insulation and arc-extinguishing properties. Gas insulated switchgear with reduced environmental resistance and installation volume per kV / A has already spread and is in operation. For example, a gas insulating device described in Japanese Patent Application Laid-Open No. 59-89504 has a configuration in which an insulating gas is compressed and sealed in a metal case, and a disconnector is arranged below a bushing. A grounding switch is provided on the right side of the disconnector, and is housed in the same metal case as the disconnector.
【０００３】また、前記断路器は断路器の下側に取り付
けられた操作器により可動接触子の開閉動作を行うが、
この時可動接触子はブッシングの軸と並行に移動する。
更に、前記断路器上部の固定接触子及びシールドはポス
トタイプの絶縁スペーサによって固定されている。[0003] Further, the disconnector performs an opening and closing operation of a movable contact by an operation device attached below the disconnector.
At this time, the movable contact moves in parallel with the axis of the bushing.
Further, the fixed contact and the shield at the top of the disconnector are fixed by a post-type insulating spacer.
【０００４】[0004]
【発明が解決しようとする課題】このような構成の装置
を組立てる場合は、断路器上部の固定接触子及びシール
ドを前記ポストタイプの絶縁スペーサを使って軸調整す
るのがー般的である。この場合、密閉容器のー部を外し
て，作業員が密閉容器内の固定接触子の軸中心を可動接
触子軸中心に合わせるように調整する必要があり、調整
作業が容易でない。When assembling a device having such a configuration, it is common to adjust the axis of the fixed contact and the shield at the top of the disconnector using the post-type insulating spacer. In this case, it is necessary to remove the part of the closed container and adjust the center of the fixed contact in the closed container so that the axis of the fixed contact is aligned with the center of the movable contact.
【０００５】本発明の目的は、断路器の固定接触子及び
可動接触子の軸中心を合わせる調整作業を外部から容易
に調整し得る絶縁機器及びその組立て方法を提供するこ
とである。SUMMARY OF THE INVENTION An object of the present invention is to provide an insulating device and an assembling method thereof, which can easily adjust the adjusting operation for aligning the axial centers of the fixed contact and the movable contact of the disconnector from the outside.
【０００６】[0006]
【課題を解決するための手段】本発明による絶縁機器
は、絶縁スぺーサに形成した貫通穴が、固定接触子の軸
中心近傍を可動接触子との軸中心近傍に絶縁スぺーサを
移動できる大きさに形成されているので、外部から絶縁
スぺーサを操作するだけで、絶縁スぺーサを貫通穴内で
移動して固定接触子の中心近傍を可動接触子の中心近傍
にー致させる調整作業を容易に行うことが出来るように
なった。According to the present invention, a through hole formed in an insulating spacer moves an insulating spacer near an axis center of a fixed contact to an axis center near a movable contact. Since it is formed to the size that allows it, just by operating the insulating spacer from the outside, the insulating spacer is moved in the through hole to bring the vicinity of the center of the fixed contact to the vicinity of the center of the movable contact. Adjustment work can be performed easily.
【０００７】[0007]
【発明の実施の形態】次に本発明を実施例により具体的
に説明する。 （実施例１）図１は本発明のー実施例である。図１はブ
ッシングと断路器部分の断面図である。金属容器１Ａに
ブッシングである碍管１を配置し、金属容器１Ａ内に断
路器９が配置されている。断路器９は可動接触子９Aと
固定接触子９Bとより成る。操作ロッド１１のー端に可
動接触子１６Aを接続し、他端に金属容器１Ａを貫通し
て操作器１２に接続している。操作ロッド１１と直角方
向に伸びる導体５は可動接触子１６Aに接続されてい
る。つまり導体５は操作ロッド１１に対して水平方向に
伸びている。DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described specifically with reference to examples. (Embodiment 1) FIG. 1 shows an embodiment of the present invention. FIG. 1 is a sectional view of a bushing and a disconnector. An insulator tube 1 as a bushing is arranged in a metal container 1A, and a disconnector 9 is arranged in the metal container 1A. The disconnector 9 includes a movable contact 9A and a fixed contact 9B. The movable contact 16A is connected to one end of the operating rod 11, and the other end is connected to the operating device 12 through the metal container 1A. The conductor 5 extending in a direction perpendicular to the operation rod 11 is connected to the movable contact 16A. That is, the conductor 5 extends in the horizontal direction with respect to the operation rod 11.
【０００８】金属容器１Ａに設けられた接地開閉器１０
は可動子１０Ａが固定子である可動接触子９Aに接触し
て負荷導体側の残留電荷の誘導電流を接地に流がして、
保守点検時の安全を期している。The earthing switch 10 provided in the metal container 1A
The mover 10A contacts the movable contact 9A, which is a stator, and causes the induced current of the residual charge on the load conductor side to flow to the ground,
Ensures safety during maintenance and inspection.
【０００９】ギャップを挟さんで可動接触子９Aと固定
接触子９Bとが対向配置されている。固定接触子９Bは導
体９Ｃの端部に接続され、導体９Ｃは碍管１の端部に設
けた気中シールド９Ｄより外部に延び、外部導体に設け
たネジ溝に挿入したナットなどの締付手段により固定す
る。締付手段を外せば、導体９Ｃ及び碍管１を上側に移
動できる。The movable contact 9A and the fixed contact 9B are arranged to face each other with a gap therebetween. The fixed contact 9B is connected to the end of the conductor 9C. The conductor 9C extends outside from the air shield 9D provided at the end of the insulator tube 1 and is fastened by a nut or the like inserted into a thread groove provided in the external conductor. Fix with. If the fastening means is removed, the conductor 9C and the insulator tube 1 can be moved upward.
【００１０】図２に示すように碍管１と金属容器１Ａと
が互いに対向する各端部にそれぞれ上部フランジ２及び
下部フランジ６を形成し、上部フランジ２及び下部フラ
ンジ６との間に絶縁スぺーサ４及びアダプタ１３を配置
している。絶縁スぺーサ４は導体９Ｃを支持している。
下部フランジ６及びアダプタ１３に形成した溝内にＯリ
ング８を挿入している。アダプタ１３は碍管１及び上部
フランジ２の角部への電界集中を緩和するために内部シ
ールド３を取付けている。As shown in FIG. 2, an upper flange 2 and a lower flange 6 are formed at respective ends of the insulator tube 1 and the metal container 1A facing each other, and an insulating space is provided between the upper flange 2 and the lower flange 6. And the adapter 4 and the adapter 13. The insulating spacer 4 supports the conductor 9C.
An O-ring 8 is inserted into a groove formed in the lower flange 6 and the adapter 13. The adapter 13 is provided with an inner shield 3 for reducing electric field concentration on the corners of the insulator tube 1 and the upper flange 2.
【００１１】上部及び下部フランジ２，６とアダプタ１
３の外周方向に沿って複数個の貫通穴２０を形成してい
る。絶縁スぺーサ４の外周方向に沿って形成した４個の
貫通穴２１は、貫通穴２０より大きく形成されている。
これらの貫通穴２０，２１に締付手段例えばボルト７を
挿入し、ネジ付きボルト７にネジ溝付きナット７Ａを挿
入して、ナット７Ａを締付けて、上部及び下部フランジ
２，６との間にアダプタ１３及び絶縁スぺーサ４を固定
する。締付けが終わると、金属容器１Ａと碍管１とから
成る密閉容器に消弧ガス例えばSF6ガスを充填する。Upper and lower flanges 2, 6 and adapter 1
A plurality of through-holes 20 are formed along the outer peripheral direction of No. 3. The four through holes 21 formed along the outer peripheral direction of the insulating spacer 4 are formed larger than the through holes 20.
Tightening means such as a bolt 7 is inserted into these through holes 20, 21, a nut 7 A with a thread groove is inserted into the threaded bolt 7, and the nut 7 A is tightened to provide a gap between the upper and lower flanges 2, 6. The adapter 13 and the insulating spacer 4 are fixed. When tightening is completed, to fill the extinguishing gas, eg SF 6 gas in a sealed container made of a metal container 1A and porcelain bushing 1 Tokyo.
【００１２】可動接触子９Ａと固定接触子９Ｂとが接離
する付近は、図１に示すように、密閉容器に点検窓２３
を形成している。As shown in FIG. 1, the vicinity of the movable contact 9A and the fixed contact 9B comes into contact with each other, as shown in FIG.
Is formed.
【００１３】図３，図４に示すように固定接触子９Ｂの
溝内の軸中心０（Ｘ１とＸとの交点０）と可動接触子９
Ａの軸中心０とがー致しない場合，例えば固定接触子９
Ｂの溝内の軸中心が左右にずれている場合、可動接触子
９Ａを実線から鎖線の位置に移動する時に、可動接触子
９Ａが固定接触子９Ｂに衝突し変形したり、或いは可動
接触子９Ａが固定接触子９Ｂにかじりながら移動したり
すると、両接触子が破損したり、或いは大きな操作力を
必要とする。As shown in FIGS. 3 and 4, the axial center 0 (the point of intersection 0 between X1 and X) in the groove of the fixed contact 9B and the movable contact 9
If the axial center 0 of A does not match, for example, the fixed contact 9
When the movable contact 9A is moved from the solid line to the position indicated by the dashed line when the axial center in the groove B is shifted left and right, the movable contact 9A collides with the fixed contact 9B and is deformed or When the 9A moves while biting on the fixed contact 9B, both contacts are damaged or a large operating force is required.
【００１４】そこで、本発明では絶縁スぺーサ４に形成
した貫通穴２１は、絶縁スぺーサを移動して固定接触子
９Ｂの軸中心０を可動接触子９Ａの軸中心０近傍にー致
できるように絶縁スぺーサを移動し得る大きさに形成さ
れていので、絶縁スぺーサ４を貫通穴２１内で移動して
固定接触子９Ｂの軸中心を可動接触子９Ａの軸中心近傍
にー致させる調整作業は、絶縁スぺーサ４を密閉容器の
外側から操作しながら行えるので、調整作業がしやすい
ばかりか，安全に作業を行うことが出来るようになっ
た。調整作業を行う際には点検窓２３から固定接触子９
Ｂと可動接触子９Ａと位置関係を見ながら行えば，更に
正確な作業を行うことができる。Therefore, in the present invention, the through hole 21 formed in the insulating spacer 4 moves the insulating spacer so that the axial center 0 of the fixed contact 9B is brought close to the axial center 0 of the movable contact 9A. Since the insulating spacer is formed in a size that can move the insulating spacer, the insulating spacer 4 is moved in the through hole 21 so that the axis center of the fixed contact 9B is located near the axis center of the movable contact 9A. Since the adjusting operation can be performed while operating the insulating spacer 4 from the outside of the closed container, not only the adjusting operation is easy, but also the operation can be performed safely. When performing the adjustment work, the fixed contact 9
A more accurate operation can be performed by checking the positional relationship between B and the movable contact 9A.
【００１５】また上部及び下部フランジ２，６とアダプ
タ１３及び絶縁スぺーサ４との貫通穴２１に挿入したボ
ルト７にナット７Ａを挿入し、絶縁スぺーサ４が移動で
きる程度にナット７Ａを仮締付後、絶縁スぺーサ４を下
部フランジ６上で移動して固定接触子９Ｂの溝内の軸中
心０を可動接触子９Ａの軸中心０にー致すように調整
後、再度、ナット７Ａを締付け、上部及び下部フランジ
２，６との間にアダプタ１３及び絶縁スぺーサ４を固定
する。Further, the nut 7A is inserted into the bolt 7 inserted into the through hole 21 of the upper and lower flanges 2, 6 and the adapter 13 and the insulating spacer 4, and the nut 7A is moved so that the insulating spacer 4 can move. After the temporary tightening, the insulating spacer 4 is moved on the lower flange 6 to adjust the axial center 0 in the groove of the fixed contact 9B to the axial center 0 of the movable contact 9A. 7A, and the adapter 13 and the insulating spacer 4 are fixed between the upper and lower flanges 2 and 6.
【００１６】このため、可動接触子９Ａが固定接触子９
Ｂをかじることなく接触しながら移動するので、両接触
子が破損する恐れがないばかりか、またかじりながら移
動しなくなった分だけ小さな操作力でよく、操作器１２
を小型化できる。For this reason, the movable contact 9A is
Since it moves while touching without touching B, not only there is no danger of damage to both contacts, but also a small operating force is required as much as it does not move while galling.
Can be reduced in size.
【００１７】また絶縁スぺーサ４は移動する時には、仮
締付された状態で安定した下部フランジ６上を移動でき
ると共に、移動時にボルト７から絶縁スぺーサ４が外れ
ることがなく安心して調整作業を行うことができるよう
になった。When the insulating spacer 4 is moved, the insulating spacer 4 can move on the lower flange 6 stably in a temporarily tightened state, and can be adjusted without worrying that the insulating spacer 4 does not come off from the bolt 7 during the movement. You can now do the work.
【００１８】尚、軸調整後、碍管１を絶縁スペーサ４の
上に乗せボルト７で碍管１とスペーサ４とアダプタ１３
を固定してもよい。また可動接触子と固定接触子とは棒
状に形成した接触子を使用し、棒状可動接触子と棒状固
定接触子とを接離する場合にも、前述と同ように調整す
れば，同じような効果を達成することができる。 （実施例２）図５は本発明の他の実施例であり、ブッシ
ングと絶縁スペーサ４の接続部分の拡大断面図である。
絶縁スペーサ４にネジ溝付き貫通穴２０を設ける。この
貫通穴２０は上部及び下部フランジ２，６とアダプタ１
３に形成した貫通穴２１より小さい。貫通穴２１の大き
さは、固定接触子９Ｂと可動接触子９Ａとの軸中心０が
互いにー致するように絶縁スぺーサ４を移動し得る大き
さである。つまり調整作業を行うことができる大きさで
ある。After the shaft adjustment, the insulator tube 1 is placed on the insulating spacer 4 and the insulator tube 1, the spacer 4 and the adapter 13 are bolted 7.
May be fixed. The movable contact and the fixed contact use a rod-shaped contact, and when the rod-shaped movable contact and the rod-shaped fixed contact are moved toward and away from each other, the same adjustment can be made as described above. The effect can be achieved. (Embodiment 2) FIG. 5 is another embodiment of the present invention, and is an enlarged sectional view of a connection portion between a bushing and an insulating spacer 4. In FIG.
A threaded through hole (20) is provided in the insulating spacer (4). The through hole 20 is formed between the upper and lower flanges 2 and 6 and the adapter 1.
3 is smaller than the through hole 21 formed. The size of the through hole 21 is such that the insulating spacer 4 can be moved so that the axial centers 0 of the fixed contact 9B and the movable contact 9A coincide with each other. That is, the size is such that the adjustment operation can be performed.
【００１９】絶縁スぺーサ４に取り付け用のボルト７を
予め取り付けた後、絶縁スペーサ４を下部フランジ６の
上に乗せる。絶縁スぺーサ４を下部フランジ６上で貫通
穴２１内を移動し、上述のように断路器９の軸調整を図
１と同様に行なった後、取付け用のボルト７にアダプタ
１３及び碍管１を支持している上部フランジ２の貫通穴
２１を順次挿入し、ボルト７に挿入したナット７Ａを締
め付けて、ボルト７に絶縁スペーサ４とアダプタ１３等
を固定する。 （実施例３）図６は本発明の他の実施例であり、ブッシ
ングと絶縁スペーサの接続部分の拡大断面図である。図
８に示すようにアダプタ１３にザグリ穴１６とネジ溝付
き貫通穴２０を設け、ザグリ穴１６内に貫通穴２１を形
成している。この貫通穴２１は前述と同様に貫通穴２０
より大きく、図５のそれと同じである。図６に示すよう
に下部フランジ６及びアダプタ１３と絶縁スペーサ４に
貫通穴２１を形成し、下部フランジ６とアダプタ１３と
の間に絶縁スペーサ４を配置し、絶縁スペーサ４を下部
フランジ６の面上で貫通穴２１内を移動させて断路器９
の軸中心０を調整した後、取付けボルト７を用いて絶縁
スペーサ４とアダプタ１３を固定する。ボルト７を予め
貫通穴に挿入して仮締め付けをしてもよい。After mounting bolts 7 are attached to the insulating spacer 4 in advance, the insulating spacer 4 is placed on the lower flange 6. After moving the insulating spacer 4 in the through hole 21 on the lower flange 6 and adjusting the axis of the disconnector 9 in the same manner as in FIG. 1 as described above, the adapter 13 and the insulator 1 are attached to the mounting bolt 7. Are sequentially inserted, and the nut 7A inserted into the bolt 7 is tightened, and the insulating spacer 4 and the adapter 13 are fixed to the bolt 7. (Embodiment 3) FIG. 6 shows another embodiment of the present invention and is an enlarged sectional view of a connection portion between a bushing and an insulating spacer. As shown in FIG. 8, a counterbore 16 and a threaded through hole 20 are provided in the adapter 13, and a through hole 21 is formed in the counterbore 16. This through hole 21 is formed in the same manner as described above.
5 and is the same as that of FIG. As shown in FIG. 6, through holes 21 are formed in the lower flange 6, the adapter 13 and the insulating spacer 4, the insulating spacer 4 is arranged between the lower flange 6 and the adapter 13, and the insulating spacer 4 is placed on the surface of the lower flange 6. The disconnector 9 is moved in the through hole 21 above.
Is adjusted, the insulating spacer 4 and the adapter 13 are fixed using the mounting bolts 7. The bolts 7 may be inserted into the through holes in advance and temporarily tightened.
【００２０】次に、図７に示すように碍管１を取付けた
上部フランジ２をアダプタ１３の上に乗せ、アダプタ１
３及び上部フランジ２の貫通穴２０にボルト７を挿入し
て、碍管１を固定する。Next, as shown in FIG. 7, the upper flange 2 to which the insulator tube 1 is attached is put on the adapter 13 and the adapter 1
The porcelain tube 1 is fixed by inserting the bolt 7 into the through hole 3 of the upper flange 2 and the upper flange 2.
【００２１】この組立方法によれば、図６に示すように
下部フランジ６とアダプタ１３との間に絶縁スペーサ４
を固定した後、アダプタ１３上に碍管１を固定する。こ
のため、絶縁スペーサ４を貫通穴２１内で移動するとき
に、重量の重い碍管１が絶縁スペーサ４上にないから、
絶縁スペーサ４が移動しやすくなり、絶縁スぺーサ４を
移動して固定接触子９Ｂと可動接触子９Ａとの軸中心を
ー致させる調整作業を容易に行うことが出来る。 （実施例４）図９は本フランジ発明の他の実施例であ
り、ブッシングと絶縁スペーサの接続部分の拡大断面図
である。上部フランジ２と下部フランジ６とに貫通穴２
１を形成し、絶縁スペーサ４に貫通穴２０を形成してい
る。下部フランジ６に絶縁スペーサ４を乗せ、これらの
貫通穴２０，２１にボルト７を挿入し，ボルト７の両端
にナット７Ａを装着した状態で、絶縁スペーサ４を貫通
穴２１内で移動して、軸中心近傍をー致させる調整作業
後、絶縁スペーサ４に設けた基準穴１５に固定ピン１５
Ａを挿入して固定するようにして、略ー致した軸中心近
傍が互いにずれないようにした。前述の固定手段の他に
調整後の絶縁スペーサ４と下部フランジ６との間を接着
剤付きの絶縁テープ,接着剤等により保持してもよい。According to this assembling method, the insulating spacer 4 is provided between the lower flange 6 and the adapter 13 as shown in FIG.
Is fixed, the insulator tube 1 is fixed on the adapter 13. For this reason, when the insulating spacer 4 is moved in the through hole 21, the heavy insulator tube 1 is not on the insulating spacer 4.
The insulating spacer 4 is easily moved, and the adjusting work for moving the insulating spacer 4 to align the axial center of the fixed contact 9B and the movable contact 9A can be easily performed. (Embodiment 4) FIG. 9 shows another embodiment of the present invention, and is an enlarged sectional view of a connection portion between a bushing and an insulating spacer. Through hole 2 in upper flange 2 and lower flange 6
1 is formed, and a through hole 20 is formed in the insulating spacer 4. The insulating spacer 4 is placed on the lower flange 6, the bolt 7 is inserted into the through holes 20 and 21, and the nut 7 A is attached to both ends of the bolt 7, and the insulating spacer 4 is moved in the through hole 21. After the adjustment work for adjusting the vicinity of the center of the shaft, the fixing pin 15 is inserted into the reference hole 15 provided in the insulating spacer 4.
A was inserted and fixed so that the vicinity of the approximate center of the shaft did not shift from each other. In addition to the above fixing means, the space between the adjusted insulating spacer 4 and the lower flange 6 may be held by an insulating tape with an adhesive, an adhesive or the like.
【００２２】その後、ボルト７より上部のナット７Ａを
外し、絶縁スペーサ４にアダプタ１３を乗せ、更にアダ
プタ１３上に碍管１を支持した上部フランジ３を乗せ、
碍管１と絶縁スペーサ４と下部フランジ６を取り付け用
のボルト７を利用して固定するので、略ー致した軸中心
近傍が互いにずれることなく、可動接触子９Ａを固定接
触子９Ｂに精度よく接触することができる。 （実施例５）図１０は本発明の他の実施例であり、ブッ
シングと絶縁スペーサの接続部分の拡大断面図である。
図９よりアダプタ１３を省略した場合であり、この場
合、上部フランジ２に内部シールド３を取り付けられる
構造として、碍管１の軸方向の高さはアダプタ１３を省
略した分だけ低くし、重心が下がり耐振性が向上した。Thereafter, the nut 7A above the bolt 7 is removed, the adapter 13 is mounted on the insulating spacer 4, and the upper flange 3 supporting the insulator tube 1 is mounted on the adapter 13;
Since the insulator tube 1, the insulating spacer 4 and the lower flange 6 are fixed by using the bolts 7 for attachment, the movable contact 9A is accurately contacted with the fixed contact 9B without the vicinity of the shaft center being displaced from each other. can do. (Embodiment 5) FIG. 10 shows another embodiment of the present invention and is an enlarged sectional view of a connection portion between a bushing and an insulating spacer.
In this case, the adapter 13 is omitted from FIG. 9. In this case, as the structure in which the inner shield 3 is attached to the upper flange 2, the height of the insulator tube 1 in the axial direction is reduced by the amount of the adapter 13, and the center of gravity is lowered. Improved vibration resistance.
【００２３】更に他の実施例の別な効果として、例えば
図１で密閉容器内に配置された絶縁スペーサにより２部
屋に区画されている場合には、絶縁スペーサ４に消弧ガ
スが流れる貫通穴を開けるとブッシングと断路器が同ー
ガス区画となり、ガス配管をー部省略することができ
る。更に、絶縁スペーサ４に２脚ポストスペーサ、３脚
ポストスペーサ等を用いるとコーンスペーサを用いた場
合に比べ、上面からみた開口面積が大きいため、万ー絶
縁スペーサの上から異物が落ちてきた場合に、異物が絶
縁スペーサに付着する確率を減らすことができる。As another effect of the still another embodiment, for example, in the case where the space is divided into two rooms by an insulating spacer arranged in a closed container in FIG. When the opening is opened, the bushing and the disconnector become the same gas section, and the gas piping can be omitted. Furthermore, when a two-post spacer, a three-post spacer, or the like is used for the insulating spacer 4, the opening area seen from the top surface is larger than when a cone spacer is used. In addition, the probability that foreign matter adheres to the insulating spacer can be reduced.
【００２４】尚、上記実施例ではガス絶縁装置について
説明したが、消弧ガスを使用しない絶縁機器に使用する
こともできることは勿論である。In the above embodiment, the gas insulating device has been described. However, it is needless to say that the gas insulating device can be used for an insulating device which does not use the arc-extinguishing gas.
【００２５】[0025]
【発明の効果】本発明によれば、固定接触子と可動接触
子との軸中心をー致させる調整作業は、絶縁スぺーサを
密閉容器の外側から操作すればよいので、調整作業がし
やすくなったばかりか、安全に作業を行うことが出来る
ようになった。According to the present invention, the adjustment work for adjusting the axial center of the fixed contact and the movable contact can be performed by operating the insulating spacer from outside the closed vessel. It has become easier and safer to work.
【図１】本発明のー実施例として示したガス絶縁機器の
断面図。FIG. 1 is a cross-sectional view of a gas insulating device shown as an embodiment of the present invention.
【図２】図１のガス絶縁機器のー部を示す拡大断面図。FIG. 2 is an enlarged cross-sectional view showing a part of the gas insulating device of FIG.
【図３】図１に使用した断路部の接触子付近のー部を示
す拡大断面図。FIG. 3 is an enlarged sectional view showing a portion near a contact of a disconnecting portion used in FIG.
【図４】図３のＡ−Ａ線断面図。FIG. 4 is a sectional view taken along line AA of FIG. 3;
【図５】本発明のー実施例として示したガス絶縁機器の
ー部を示す拡大断面図。FIG. 5 is an enlarged cross-sectional view showing a part of the gas insulating device shown as an embodiment of the present invention.
【図６】本発明の他の実施例として示したガス絶縁機器
のー部を示す拡大断面図。FIG. 6 is an enlarged cross-sectional view showing a part of a gas insulation device shown as another embodiment of the present invention.
【図７】本発明の他の実施例として示したガス絶縁機器
のー部を示す拡大断面図。FIG. 7 is an enlarged sectional view showing a part of a gas insulating device shown as another embodiment of the present invention.
【図８】図６、図７に使用したアダプタの平面図。FIG. 8 is a plan view of the adapter used in FIGS. 6 and 7;
【図９】本発明のー実施例として示したガス絶縁機器の
ー部を示す拡大断面図。FIG. 9 is an enlarged cross-sectional view showing a part of the gas insulation device shown as an embodiment of the present invention.
【図１０】本発明のー実施例として示したガス絶縁機器
のー部を示す拡大断面図。FIG. 10 is an enlarged cross-sectional view showing a part of a gas insulating device shown as an embodiment of the present invention.
１…碍管、２…上部フランジ、３…内部シールド、４…
絶縁スペーサ、５…導体、６…下部フランジ、７…ボル
ト、７Ａ…ナット、８…Oリング、９…断路部、９Ｃ…
導体、１０…接地開閉器、１１…操作ロッド、１２…操
作器、１３…アダプタ、１５，１６…ザグリ穴、２０，
２１…貫通穴。DESCRIPTION OF SYMBOLS 1 ... Insulator pipe, 2 ... Upper flange, 3 ... Internal shield, 4 ...
Insulating spacer, 5: conductor, 6: lower flange, 7: bolt, 7A: nut, 8: O-ring, 9: disconnecting part, 9C ...
Conductor, 10 ... ground switch, 11 ... operating rod, 12 ... operating device, 13 ... adapter, 15, 16 ... counterbore hole, 20,
21 ... Through-hole.
Claims (6)
れた固定接触子と、容器内に配置された前記固定接触子
と対向する可動接触子と、前記碍管と前記容器の互いに
対向する端部にそれぞれ取付けられたフランジと、前記
フランジ間に配置された前記導体を支持する絶縁スペー
サと、前記フランジ間に前記絶縁スペーサを固定する締
付手段とを備えた絶縁機器において、前記絶縁スペーサ
を操作して前記固定接触子の軸中心を前記可動接触子の
軸中心に調整移動しうるように保持した後固定すること
を特徴とする絶縁機器。1. A fixed contact provided at an end of a conductor arranged in a porcelain tube, a movable contact opposed to the fixed contact arranged in a container, and an opposing surface of the porcelain tube and the container. A flange attached to each of the end portions, an insulating spacer for supporting the conductor disposed between the flanges, and a fastening means for fixing the insulating spacer between the flanges. Insulating equipment, wherein a spacer is operated so as to adjust and move the axis center of the fixed contact to the axis center of the movable contact, and then fixed.
れた固定接触子を、容器内に配置された可動接触子に対
向配置し、前記碍管と前記容器とが互いに対向する端部
にそれぞれフランジを取付け、前記フランジ間に前記導
体を支持する絶縁スペーサを配置し、前記絶縁スペーサ
を操作して、前記固定接触子の軸中心を前記可動接触子
の軸中心に対向するように調整移動し、前記フランジ間
に前記絶縁スペーサを締付手段により固定することを特
徴とする絶縁機器の組立方法。2. A fixed contact provided at an end of a conductor arranged in a porcelain tube is opposed to a movable contact arranged in a container, and the porcelain tube and the container are opposed to each other. A flange is attached to each, an insulating spacer supporting the conductor is arranged between the flanges, and the insulating spacer is operated to adjust the axis center of the fixed contact so as to face the axis center of the movable contact. A method for assembling an insulating device, comprising: moving and fixing the insulating spacer between the flanges by fastening means.
れた固定接触子と、容器内に配置された前記固定接触子
と対向する可動接触子と、前記碍管と前記容器との互い
に対向する端部にそれぞれ取付けられたフランジと、前
記フランジ間に配置された前記導体を支持する絶縁スペ
ーサと、前記絶縁スペーサ及び前記フランジに設けられ
た貫通穴とを備え、前記貫通穴に挿入した締付手段によ
り前記フランジ間に前記絶縁スペーサを固定する絶縁機
器において、前記フランジと前記絶縁スペーサに設けら
れた前記貫通穴の少なくとも１個を、前記固定接触子の
軸中心を前記可動接触子の軸中心に調整移動し得る大き
さに形成することを特徴とする絶縁機器。3. A fixed contact provided at an end of a conductor arranged in a porcelain tube, a movable contact opposed to said fixed contact arranged in a container, and a mutual connection between said porcelain tube and said container. A flange attached to each of the opposed ends, an insulating spacer for supporting the conductor disposed between the flanges, and a through hole provided in the insulating spacer and the flange, were inserted into the through hole. In an insulating device for fixing the insulating spacer between the flanges by fastening means, at least one of the through holes provided in the flange and the insulating spacer may be arranged such that an axial center of the fixed contact is an axis of the movable contact. An insulating device having a size that can be adjusted and moved around an axis.
れた固定接触子を、容器内に配置された可動接触子に対
向配置し、前記碍管と前記容器とが互いに対向する端部
にそれぞれフランジを取付け、前記フランジ間に前記導
体を支持する絶縁スペーサを配置し、前記絶縁スペーサ
及び前記フランジに貫通穴を設け、前記絶縁スペーサ及
び前記フランジに設けられた前記貫通穴の少なくとも１
個を、前記固定接触子の軸中心を前記可動接触子の軸中
心に調整移動し得る大きさに形成し、前記絶縁スペーサ
を操作して、前記固定接触子の軸中心を前記可動接触子
の軸中心に対向するように調整し、締付手段により前記
フランジ間に前記絶縁スペーサを固定することを特徴と
する絶縁機器の組立方法。4. A fixed contact provided at an end of a conductor arranged in a porcelain tube is opposed to a movable contact arranged in a container, and the porcelain tube and the container are opposed to each other. A flange is attached to each, an insulating spacer for supporting the conductor is disposed between the flanges, a through hole is provided in the insulating spacer and the flange, and at least one of the through holes provided in the insulating spacer and the flange is provided.
Are formed in such a size that the center of the axis of the fixed contact can be adjusted and moved to the center of the axis of the movable contact, and the insulating spacer is operated so that the center of the axis of the fixed contact is A method for assembling an insulating device, wherein the insulating spacer is adjusted so as to face a shaft center, and the insulating spacer is fixed between the flanges by a fastening means.
れた固定接触子を、容器内に配置された可動接触子に対
向配置し、前記碍管と前記容器とが互いに対向する端部
にそれぞれフランジを取付け、前記フランジ間に配置さ
れた前記導体を支持する絶縁スペーサを配置し、前記絶
縁スペーサ上にアダプタを配置し、前記アダプタ、碍管
側フランジに第１貫通穴を形成し、前記アダプタ、容器
側フランジ及び前記絶縁スペーサに第２貫通穴を形成
し、前記アダプタ、前記容器側フランジ及び前記絶縁ス
ペーサに設けられた第２貫通穴の少なくとも１個を、前
記固定接触子の軸中心を前記可動接触子の軸中心に調整
移動し得る大きさに形成し、前記絶縁スペーサを操作し
て、前記固定接触子の軸中心を前記可動接触子の軸中心
と対向するように調整し、前記第２貫通穴内に挿入した
第１締付手段により、前記アダプタと前記容器側のフラ
ンジとの間に前記絶縁スペーサを固定し、前記アダプタ
に前記碍管側フランジを配置し、前記第１貫通穴に挿入
した第２締付手段により、前記碍管側フランジを前記ア
ダプタに固定することを特徴とする絶縁機器の組立方
法。5. A fixed contact provided at an end of a conductor arranged in a porcelain tube is opposed to a movable contact arranged in a container, and the porcelain tube and the container are opposed to each other. A flange is attached to each, an insulating spacer for supporting the conductor disposed between the flanges is arranged, an adapter is arranged on the insulating spacer, a first through hole is formed in the adapter, the insulator side flange, A second through-hole is formed in the adapter, the container-side flange and the insulating spacer, and at least one of the second through-holes provided in the adapter, the container-side flange and the insulating spacer is connected to the axial center of the fixed contact. Is formed in a size that can be adjusted and moved around the axis of the movable contact, and the insulating spacer is operated to adjust the axis of the fixed contact so as to face the axis of the movable contact. The first fastening means inserted into the second through hole fixes the insulating spacer between the adapter and the flange on the container side, and disposes the porcelain tube-side flange on the adapter; A method for assembling an insulated device, wherein the insulator tube side flange is fixed to the adapter by a second fastening means inserted into the through hole.
子を見ることが出来る監視窓を設けることを特徴とする
請求項１から５のいずれか１項に記載された絶縁機器及
びその組立方法。6. The insulating device according to claim 1, wherein a monitoring window through which the fixed contact and the movable contact can be seen is provided in the container. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000366884A JP2002171621A (en) | 2000-12-01 | 2000-12-01 | Insulation device and assembly method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000366884A JP2002171621A (en) | 2000-12-01 | 2000-12-01 | Insulation device and assembly method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002171621A true JP2002171621A (en) | 2002-06-14 |
Family
ID=18837424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000366884A Pending JP2002171621A (en) | 2000-12-01 | 2000-12-01 | Insulation device and assembly method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002171621A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010206989A (en) * | 2009-03-04 | 2010-09-16 | Mitsubishi Electric Corp | Gas-insulated switching device |
-
2000
- 2000-12-01 JP JP2000366884A patent/JP2002171621A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010206989A (en) * | 2009-03-04 | 2010-09-16 | Mitsubishi Electric Corp | Gas-insulated switching device |
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