JPH04108836U - gas circuit breaker - Google Patents
gas circuit breakerInfo
- Publication number
- JPH04108836U JPH04108836U JP1096491U JP1096491U JPH04108836U JP H04108836 U JPH04108836 U JP H04108836U JP 1096491 U JP1096491 U JP 1096491U JP 1096491 U JP1096491 U JP 1096491U JP H04108836 U JPH04108836 U JP H04108836U
- Authority
- JP
- Japan
- Prior art keywords
- movable
- fixed
- conductor
- contact
- conductive part
- 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.)
- Granted
Links
- 239000004020 conductor Substances 0.000 claims abstract description 61
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000008439 repair process Effects 0.000 abstract description 8
- 238000007689 inspection Methods 0.000 abstract description 4
- 239000000872 buffer Substances 0.000 description 12
- 238000009413 insulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
Abstract
(57)【要約】
【目的】ガス遮断器の点検、修理時の作業を簡単にす
る。
【構成】遮断部容器１に、固定側導電部１０１と、可動
側導電部１０２と、両導電部間を絶縁する絶縁部１０３
とを設けて、可動側導電部１０２の端部を開口させてお
く。可動接触子２０９，２１０を支持する可動側導体２
０１と、固定接触子２０４，２０５を支持する固定側導
体２０３とを絶縁支持物２０２により連結して遮断部組
立体２を構成する。可動側導電部１０２の開口部から遮
断部組立体２を遮断部容器内に挿入して固定側導体を固
定側導電部１０１に電気的に接触させ、可動側導体２０
１を可動側導電部１０２に電気的に接続する。
(57) [Summary] [Purpose] To simplify inspection and repair work of gas circuit breakers. [Structure] The interrupter container 1 includes a fixed conductive part 101, a movable conductive part 102, and an insulating part 103 that insulates between both conductive parts.
and the end of the movable conductive portion 102 is left open. Movable conductor 2 supporting movable contacts 209 and 210
01 and a fixed-side conductor 203 that supports fixed contacts 204 and 205 are connected by an insulating support 202 to constitute the interrupter assembly 2. The cut-off part assembly 2 is inserted into the cut-off part container through the opening of the movable conductive part 102 to bring the fixed conductor into electrical contact with the fixed conductive part 101, and the movable conductor 20
1 is electrically connected to the movable conductive part 102.
Description
【０００１】0001
本考案は、ガス絶縁開閉装置に用いるのに好適なガス遮断器に関するものであ る。 The present invention relates to a gas circuit breaker suitable for use in gas insulated switchgear. Ru.
【０００２】0002
ガス絶縁開閉装置に用いられるガス遮断器は、ＳＦ6 ガスを封入した遮断部容 器内に固定接触子及び可動接触子を所定の消弧機構とともに収納した構造を有す る。遮断部容器は絶縁筒と該絶縁筒の上端及び下端にそれぞれ固定された固定側 導体及び可動側導体とからなっていて、固定側導体に固定接触子が固定され、可 動側導体に可動接触子が支持されている。A gas circuit breaker used in a gas-insulated switchgear has a structure in which a fixed contact and a movable contact are housed together with a predetermined arc extinguishing mechanism in a circuit breaker container filled with SF 6 gas. The interrupter container consists of an insulating cylinder and a fixed conductor and a movable conductor fixed to the upper and lower ends of the insulating cylinder, respectively.A fixed contact is fixed to the fixed conductor, and a movable contact is fixed to the movable conductor. is supported.
【０００３】 消弧機構は、例えば、可動接触子が固定接触子から離れる方向に変位したとき に容積が縮小されるパッファシリンダと、該パッファシリンダ内のガスをアーク に吹き付けるノズルとからなり、パッファシリンダからノズルを通して流出する ＳＦ6 ガスをアークに吹き付けることにより消弧させるようになっている。[0003] The arc extinguishing mechanism includes, for example, a puffer cylinder whose volume is reduced when the movable contact is displaced away from the fixed contact, and a nozzle that sprays gas in the puffer cylinder onto the arc. The arc is extinguished by spraying the arc with SF 6 gas that flows out from the cylinder through a nozzle.
【０００４】 また遮断器を含む複数の機器を共通のタンク内に収納するガス絶縁開閉装置で は、タンクの壁部を貫通させて設けた取付孔を通して遮断部容器をタンク内に挿 入し、遮断部容器の開口端部に設けたフランジをタンクの取付孔の周辺部に気密 に接続している。従って遮断器の点検や修理を行う場合には、先ずガス絶縁開閉 装置のガスを回収してから、タンク内で遮断器に接続されている外部導体を取り 外し、次いで遮断部容器をタンクから引き出して遮断器を分解する必要があった 。0004 It is also a gas-insulated switchgear that stores multiple devices including circuit breakers in a common tank. Insert the shutoff container into the tank through the mounting hole provided through the tank wall. The flange provided at the open end of the shutoff container is airtightly placed around the tank mounting hole. is connected to. Therefore, when inspecting or repairing a circuit breaker, first After recovering the gas from the device, remove the external conductor connected to the circuit breaker in the tank. It was necessary to remove the circuit breaker, then pull the circuit breaker container out of the tank and disassemble the circuit breaker. .
【０００５】[0005]
従来のガス遮断器では、遮断器の点検や修理を行う際にその全体をタンクから 外して分解する必要があったため、タンク内のガス処理や、タンク内での接続導 体の切り離し、再接続等の面倒な作業を必要とし、作業時間が長くなるという問 題があった。停電時間を短くするため、遮断器の点検や修理に要する時間はでき るだけ短くすることが望ましい。 With conventional gas circuit breakers, when inspecting or repairing the circuit breaker, the entire circuit breaker must be removed from the tank. Since it had to be removed and disassembled, gas treatment inside the tank and connection conductor inside the tank were difficult. The problem is that it requires troublesome work such as disconnecting and reconnecting the body, which increases the work time. There was a problem. To shorten power outage times, the time required to inspect and repair circuit breakers has been reduced. It is desirable to keep it as short as possible.
【０００６】 本考案の目的は、点検や修理を短時間で行うことができるようにしたガス遮断 器を提供することにある。[0006] The purpose of this invention is to provide a gas shutoff system that allows inspection and repairs to be carried out in a short period of time. It is about providing the equipment.
【０００７】[0007]
本考案のガス遮断器は、遮断部容器と、該遮断部容器の開口部から該容器内に 挿脱自在に取り付けられる遮断部組立体とにより構成する。 The gas circuit breaker of the present invention includes a shut-off container and an opening of the shut-off container. It consists of a cut-off part assembly that can be inserted and removed freely.
【０００８】 遮断部組立体は、可動側導体と、該可動側導体から所定距離だけ離れた位置に 配置されて絶縁支持物により可動側導体に連結された固定側導体と、固定側導体 に設けられた固定接触子と、可動側導体に支持されて固定接触子に接触する投入 位置と該固定接触子から所定の距離を隔てた遮断位置との間を変位する可動接触 子と、可動接触子と固定接触子との間に生じるアークを消滅させる消弧機構とに より構成する。遮断部容器は、固定側導電部及び可動側導電部と絶縁部とにより 構成して、一端に開口部を設けておく。[0008] The interrupting part assembly is connected to the movable conductor and located at a predetermined distance from the movable conductor. A fixed-side conductor arranged and connected to a movable-side conductor by an insulating support, and a fixed-side conductor. A fixed contact provided in a movable contact that is displaced between a position and a cutoff position spaced a predetermined distance from the fixed contact; and an arc extinguishing mechanism that extinguishes the arc generated between the movable contact and the fixed contact. It consists of more. The interrupting part container consists of a fixed conductive part, a movable conductive part, and an insulating part. an opening at one end.
【０００９】 遮断部組立体は、遮断部容器の開口部を通して該遮断部容器内に挿入して固定 側導体及び可動側導体をそれぞれ固定側導電部及び可動側導電部に電気的に接触 させ、可動側導体を可動側導電部に締結する。[0009] The shutoff assembly is inserted into the shutoff container through the opening of the shutoff container and secured. Electrically contact the side conductor and movable side conductor with the fixed side conductive part and the movable side conductive part, respectively. and fasten the movable conductor to the movable conductive part.
【００１０】0010
上記のように構成すると、遮断器の点検、修理時には、遮断部容器をガス絶縁 開閉装置のタンクに取り付けたままの状態で、遮断部組立体全体を遮断部容器か ら取り外すことができるため、遮断器の点検、修理時にガス絶縁開閉装置のタン ク内のガスを回収する必要がなく、またガス絶縁開閉装置のタンク内で遮断部容 器の固定側導電部及び可動側導電部にそれぞれ接続されている接続導体を外す必 要もない。従って、遮断器の点検、修理に要する時間を短くすることができ、停 電時間を短くすることができる。 With the above configuration, when inspecting or repairing the circuit breaker, the circuit breaker container can be gas-insulated. While still attached to the switchgear tank, remove the entire isolation assembly from the isolation container. The gas-insulated switchgear tank can be removed when inspecting or repairing the circuit breaker. There is no need to recover the gas in the tank, and there is no need to recover the gas in the tank of the gas-insulated switchgear. It is necessary to remove the connecting conductors connected to the fixed conductive part and the movable conductive part of the device. There's no need. Therefore, the time required to inspect and repair the circuit breaker can be shortened, and You can shorten the train time.
【００１１】[0011]
図１及び図２は本考案の第１の実施例を示したもので、図１は縦断面図、図２ は図１のＡ−Ａ線断面の端面図である。これらの図において１は遮断部容器、２ は遮断部容器１内に収容された遮断部組立体、３はガス絶縁開閉装置のタンクの 壁部である。 1 and 2 show a first embodiment of the present invention, FIG. 1 is a longitudinal sectional view, and FIG. 2 is an end view of a cross section taken along line A-A in FIG. 1. FIG. In these figures, 1 is the shutoff container, 2 3 is the shutoff assembly housed in the shutoff container 1, and 3 is the tank of the gas insulated switchgear. This is the wall.
【００１２】 遮断部容器１は、固定側導電部１０１及び可動側導電部１０２と両導電部間を 絶縁する円筒状の極間絶縁部１０３と、可動側導電部１０２を対地絶縁する筒状 の対地絶縁部１０４とを備え、可動側導電部の一端は開口部１０２ａとなってい る。対地絶縁部１０４の開口端部にはフランジ１０５が固定されている。0012 The interrupter container 1 connects the fixed conductive part 101 and the movable conductive part 102 between both conductive parts. A cylindrical inter-electrode insulation part 103 for insulating and a cylindrical part for insulating the movable side conductive part 102 from ground. A ground insulating part 104 is provided, and one end of the movable conductive part is an opening 102a. Ru. A flange 105 is fixed to the open end of the ground insulating section 104.
【００１３】 遮断部容器１はガス絶縁開閉装置等のタンクの壁部３に設けられた取付け孔３ ａを通してタンク３内に挿入され、フランジ１０５が取付け孔３ａの周辺部に気 密保持構造で接続されている。[0013] The shutoff unit container 1 has a mounting hole 3 provided in a wall 3 of a tank such as a gas insulated switchgear. a into the tank 3, and the flange 105 is placed around the mounting hole 3a. Connected with a tightly sealed structure.
【００１４】 フランジ１０５には機構容器４の円筒部４０１の一端が接合され、該円筒部４ ０１の他端の開口部は蓋板４０２により閉じられている。[0014] One end of the cylindrical portion 401 of the mechanism container 4 is joined to the flange 105, and the cylindrical portion 4 The opening at the other end of 01 is closed by a cover plate 402.
【００１５】 遮断部組立体２は、可動側導体２０１と、可動側導体２０１から所定距離だけ 離れた位置に、中心軸線を共有した状態で配置されて棒状の絶縁支持物２０２に より可動側導体２０１に連結された固定側導体２０３とを備え、固定側導体２０ ３には、主固定接触子２０４と、管状の固定アーク接触子２０５とが設けられて いる。[0015] The interrupting part assembly 2 is connected to the movable conductor 201 by a predetermined distance from the movable conductor 201. The rod-shaped insulating supports 202 are placed at separate locations and share a central axis. a fixed-side conductor 203 connected to a movable-side conductor 201; 3 is provided with a main fixed contact 204 and a tubular fixed arc contact 205. There is.
【００１６】 可動側導体２０１は、円筒部２０６とフランジ２０７とを有し、フランジ２０ ７は、遮断部容器１の可動側導電部１０２の開口端部に当接されて、ボルト（図 示せず。）により該開口端部に締結されている。[0016] The movable conductor 201 has a cylindrical portion 206 and a flange 207. 7 is in contact with the open end of the movable conductive part 102 of the shutoff part container 1, and the bolt (Fig. Not shown. ) is fastened to the open end.
【００１７】 可動側導体２０１の円筒部２０６の外周にはパッファシリンダ２０８が嵌合さ れ、該シリンダ２０８の固定接触子側の端部の外周が、主固定接触子２０４に接 触する主可動接触子２０９となっている。パッファシリンダ２０８の軸芯部には 、固定アーク接触子２０５に接触する管状の可動アーク接触子２１０が配置され 、該可動アーク接触子の一端がシリンダ２０８に接続されている。[0017] A puffer cylinder 208 is fitted to the outer periphery of the cylindrical portion 206 of the movable conductor 201. The outer periphery of the fixed contact side end of the cylinder 208 is in contact with the main fixed contact 204. This is the main movable contact 209 that touches the main movable contact 209. At the core of the puffer cylinder 208, , a tubular movable arc contact 210 that contacts the fixed arc contact 205 is arranged. , one end of the movable arc contactor is connected to the cylinder 208.
【００１８】 可動アーク接触子２１０は、可動側導体２０１に固定された集電コンタクト２ １１をスライド自在に貫通して可動側導体の円筒部２０６内に導入され、可動ア ーク接触子の他端が該円筒部２０６内にスライド自在に嵌合された可動部材２１ ２に接続されている。集電コンタクト２１１を介して可動アーク接触子２１０と 可動側導体２０７とが電気的に接続されている。[0018] The movable arc contact 210 is a current collector contact 2 fixed to the movable conductor 201. 11 and is introduced into the cylindrical part 206 of the movable side conductor, and the movable arm a movable member 21 whose other end is slidably fitted into the cylindrical portion 206; Connected to 2. With the movable arc contactor 210 via the current collector contact 211 The movable conductor 207 is electrically connected.
【００１９】 パッファシリンダ２０８の固定接触子側の端部には絶縁ノズル２１３が接続さ れている。この例では可動側導体２０６の円筒部２０６がピストンとして機能す るようになっていて、遮断器の開路時にパッファシリンダ２０８が固定接触子と 反対側に変位した際に、シリンダ２０８内の容積が縮小されて該シリンダ２０８ 内からノズル２１３を通してガスが流出するようになっている。本実施例では、 パッファシリンダ２０８と円筒部２０６とノズル２１３とにより、パッファ式の 消弧機構が構成されている。[0019] An insulating nozzle 213 is connected to the end of the puffer cylinder 208 on the fixed contact side. It is. In this example, the cylindrical portion 206 of the movable conductor 206 functions as a piston. When the circuit breaker opens, the puffer cylinder 208 connects with the fixed contact. When displaced to the opposite side, the volume inside the cylinder 208 is reduced and the cylinder 208 Gas flows out from inside through a nozzle 213. In this example, The puffer cylinder 208, the cylindrical part 206, and the nozzle 213 create a puffer-type An arc extinguishing mechanism is configured.
【００２０】 可動部材２１２には、絶縁操作棒５の一端が接続され、該絶縁操作棒の他端は 機構ケース４内に設けられた操作レバー６に連結されている。操作レバー６の回 動軸６ａは機構ケース４の側面に気密保持構造の軸受を介して支持されて機構ケ ース外に導出され、機構ケース外に導出された回動軸６ａの端部に、レバー７を 介してリンク８の一端が連結されている。リンク８の他端は図示しない操作器の 出力レバーに連結され、該操作器により可動アーク接触子２１０及びパッファシ リンダ２０８が駆動されるようになっている。[0020] One end of the insulated operating rod 5 is connected to the movable member 212, and the other end of the insulated operating rod 5 is connected to the movable member 212. It is connected to an operating lever 6 provided inside the mechanism case 4. Turns of operation lever 6 The moving shaft 6a is supported on the side surface of the mechanism case 4 via a bearing with an airtight structure. The lever 7 is attached to the end of the rotating shaft 6a that is led out of the mechanism case. One end of the link 8 is connected through the link. The other end of the link 8 is connected to an operating device (not shown). It is connected to an output lever, and the movable arc contactor 210 and the puffer shield are connected to the output lever. The cylinder 208 is adapted to be driven.
【００２１】 遮断部容器１の固定側導電部１０１の内側には固定側導体２０３側に突出した 突出部１０５が設けられ、該突出部１０５の先端に設けられたコンタクト１０６ が固定側導体２０３に接触させられている。遮断部容器１内及び機構ケース４内 にはＳＦ6 ガスが所定の圧力で封入されている。A protrusion 105 that protrudes toward the fixed conductor 203 is provided inside the fixed conductor 101 of the interrupter container 1 , and a contact 106 provided at the tip of the protrusion 105 connects to the fixed conductor 203 . being contacted. SF 6 gas is sealed within the shutoff unit container 1 and the mechanism case 4 at a predetermined pressure.
【００２２】 図１に示した状態では、主可動接触子２０９が主固定接触子２０４に接触し、 可動アーク接触子２１０が固定アーク接触子２０５に接触しているため、遮断器 が閉じている。[0022] In the state shown in FIG. 1, the main movable contact 209 is in contact with the main fixed contact 204, Since the movable arc contactor 210 is in contact with the fixed arc contactor 205, the circuit breaker is closed.
【００２３】 この状態では、固定側導電部１０１−固定側導体２０３−主固定接触子２０４ −主可動接触子２０９−パッファシリンダ２０８−可動アーク接触子２１０−可 動側導体２０１−可動側導電部１０２の経路、及び固定側導電部１０１−固定側 導体２０３−固定アーク接触子２０５−可動アーク接触子２１０−可動側導体２ ０１−可動側導電部１０２の経路で主回路電流が流れる。[0023] In this state, the fixed conductor 101 - the fixed conductor 203 - the main fixed contact 204 - Main movable contact 209 - Puffer cylinder 208 - Movable arc contact 210 - Possible Path of movable side conductor 201-movable side conductive part 102, and fixed side conductive part 101-fixed side Conductor 203 - Fixed arc contact 205 - Movable arc contact 210 - Movable conductor 2 01-The main circuit current flows through the path of the movable conductive portion 102.
【００２４】 図示しない操作器により絶縁操作棒５を介して可動アーク接触子２１０を固定 アーク接触子と反対側に移動させると、先ず主可動接触子２０９が主固定接触子 ２０４から無アークで離れ、次いで可動アーク接触子２１０が固定アーク接触子 ２０５から離れる。可動アーク接触子２１０が固定アーク接触子２０５から離れ ると、両アーク接触子間にアークが発生する。可動アーク接触子２０９の変位に 伴ってパッファシリンダ２０８内の容積が縮小されるため、該パッファシリンダ 内からノズル２１３を通してガスが流出し、このガスがアークに吹き付けられる 。従ってアークはＳＦ6 ガスの冷却作用により冷却され、電流の零点で消滅させ られる。When the movable arc contact 210 is moved to the opposite side of the fixed arc contact through the insulated operating rod 5 by an operating device (not shown), the main movable contact 209 is first separated from the main fixed contact 204 without arcing. , then the movable arc contact 210 separates from the fixed arc contact 205 . When the movable arc contact 210 separates from the fixed arc contact 205, an arc is generated between both arc contacts. Since the volume inside the puffer cylinder 208 is reduced as the movable arc contactor 209 is displaced, gas flows out from inside the puffer cylinder through the nozzle 213 and is blown onto the arc. Therefore, the arc is cooled by the cooling effect of SF 6 gas and extinguished at the zero point of the current.
【００２５】 遮断器の投入時には、先ず可動アーク接触子２１０が固定アーク接触子２０５ に接触し、次いで主可動接触子２０９が主固定接触子２０４に接触する。[0025] When the circuit breaker is closed, first the movable arc contact 210 is connected to the fixed arc contact 205. The main movable contact 209 then contacts the main fixed contact 204 .
【００２６】 遮断部の点検または修理を行なう場合には、遮断部容器１内及び機構ケース４ 内のガスを回収した後蓋板４０２を外し、絶縁操作棒５とレバー６との結合を外 す。次いで可動側導体２０１のフランジ２０７を可動側導電部１０２から外し、 遮断部組立体２を遮断部容器１から引き出す。遮断部組立体２の点検、修理を行 なった後、機構ケース４の開口部から該組立体２を遮断部容器１内に挿入し、固 定側導体２０３をコンタクト１０５に接触させる。次いでフランジ２０７を可動 側導体１０２に接続し、絶縁操作棒５をレバー６に連結した後、機構ケース４の 蓋板４０２を取り付ける。その後遮断部容器１内及び機構ケース内にガスを充填 して点検、修理作業を終了する。[0026] When inspecting or repairing the shut-off section, the inside of the shut-off section container 1 and the mechanism case 4 must be inspected. After collecting the gas inside, remove the cover plate 402 and disconnect the insulated operating rod 5 and lever 6. vinegar. Next, remove the flange 207 of the movable conductor 201 from the movable conductive part 102, Pull out the shutoff assembly 2 from the shutoff container 1. Inspect and repair the interrupter assembly 2. After that, insert the assembly 2 into the shutoff container 1 through the opening of the mechanism case 4, and secure it. The constant side conductor 203 is brought into contact with the contact 105. Next, move the flange 207 After connecting to the side conductor 102 and connecting the insulated operating rod 5 to the lever 6, the mechanism case 4 is Attach the cover plate 402. After that, gas is filled into the shut-off part container 1 and the mechanism case. and complete the inspection and repair work.
【００２７】 上記のように、本考案によれば、遮断部の点検、修理を行なう際に、遮断部容 器をガス絶縁開閉装置等のタンクから外す必要がないため、ガス絶縁開閉装置等 のタンク内のガス処理を行なう必要がない。また遮断部容器の可動側導電部及び 固定側導電部に接続されている接続導体を外す必要がない。そのため、遮断部の 点検、修理を行なう際の作業を簡単にすることができ、停電時間を短くすること ができる。[0027] As described above, according to the present invention, when inspecting or repairing the disconnection part, the contents of the disconnection part are There is no need to remove the equipment from the tank of gas insulated switchgear, etc. There is no need to treat the gas inside the tank. Also, the movable conductive part of the shutoff part container and There is no need to remove the connecting conductor connected to the fixed conductive part. Therefore, the cut-off part Simplifies inspection and repair work and shortens power outage time. I can do it.
【００２８】 上記の実施例では、可動側導体２０１と固定側導体２０３とを棒状の絶縁支持 物２０２により連結しているが、この絶縁支持物の構成は任意である。例えば図 ３及び図４に示したように、可動側導体２０１と固定側導体２０３とを円筒状の 絶縁支持物２０２´により連結することもできる。この場合絶縁支持物２０２´ には、その内外のガスを流通させる孔を適宜の個数設けておく。[0028] In the above embodiment, the movable conductor 201 and the fixed conductor 203 are supported by rod-shaped insulation. Although they are connected by an object 202, the structure of this insulating support is arbitrary. For example, figure 3 and 4, the movable conductor 201 and the fixed conductor 203 are connected to each other in a cylindrical shape. The connection can also be made by an insulating support 202'. In this case the insulating support 202' is provided with an appropriate number of holes to allow gas to flow inside and outside.
【００２９】 上記の実施例では、機構ケース４を遮断部容器１の端部のフランジ１０５に固 定しているが、機構ケース４をフランジ１０５から外すことができる構造にする こともできる。[0029] In the above embodiment, the mechanism case 4 is fixed to the flange 105 at the end of the shutoff container 1. However, the structure is such that the mechanism case 4 can be removed from the flange 105. You can also do that.
【００３０】[0030]
以上のように、本考案によれば、可動側導体と固定側導体とを絶縁支持物によ り連結して、遮断器の点検、修理時に、遮断部容器をガス絶縁開閉装置等のタン クに取り付けたままの状態で、遮断部組立体全体を遮断部容器から取り外すこと ができるようにしたため、遮断器の点検、修理時にタンク内のガスを回収する必 要がなく、またタンク内で遮断部容器の固定側導電部及び可動側導電部にそれぞ れ接続されている接続導体を外す必要もない。従って、遮断器の点検、修理に要 する時間を短くすることができ、停電時間を短くすることができる利点がある。 As described above, according to the present invention, the movable conductor and the fixed conductor are connected by an insulating support. When inspecting or repairing the circuit breaker, connect the circuit breaker container to the tank of a gas-insulated switchgear, etc. Remove the entire shut-off assembly from the shut-off container while it is still attached to the shut-off container. This eliminates the need to recover the gas in the tank when inspecting or repairing the circuit breaker. There is no need to install the fixed conductive part and the movable conductive part of the shutoff part container inside the tank. There is no need to remove the connected conductor. Therefore, it is necessary to inspect and repair the circuit breaker. This has the advantage of reducing power outage time.
【図１】本考案の実施例を示した縦断面図である。FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention.
【図２】図１のＡ−Ａ線断面の端面図である。FIG. 2 is an end view of a cross section taken along line A-A in FIG. 1;
【図３】本考案の他の実施例を示した縦断面図である。FIG. 3 is a longitudinal sectional view showing another embodiment of the present invention.
【図４】図３のＢ−Ｂ線断面の端面図である。FIG. 4 is an end view of a section taken along line BB in FIG. 3;
１ 遮断部容器 １０１ 固定側導電部 １０２ 可動側導電部 １０３ 絶縁部 １０４ 対地絶縁部 ２ 遮断部組立体 ２０１ 可動側導体 ２０２ 棒状の絶縁支持物 ２０２´ 円筒状の絶縁支持物 ２０３ 固定側導体 ２０４ 主固定接触子 ２０５ 固定アーク接触子 ２０７ フランジ ２０８ パッファシリンダ ３ ガス絶縁開閉装置等のタンクの壁部 ４ 機構ケース。 1 Shutoff container 101 Fixed side conductive part 102 Movable side conductive part 103 Insulation section 104 Ground insulation part 2 Shutoff assembly 201 Movable side conductor 202 Rod-shaped insulating support 202' Cylindrical insulating support 203 Fixed side conductor 204 Main fixed contact 205 Fixed arc contactor 207 Flange 208 Puffer cylinder 3 Walls of tanks such as gas insulated switchgear 4 Mechanism case.
Claims (1)
距離だけ離れた位置に配置されて絶縁支持物により前記
可動側導体に連結された固定側導体と、前記固定側導体
に設けられた固定接触子と、前記可動側導体に支持され
て前記固定接触子に接触する投入位置と該固定接触子か
ら所定の距離を隔てた遮断位置との間を変位する可動接
触子と、可動接触子と固定接触子との間に生じるアーク
を消滅させる消弧機構とを備えた遮断部組立体と、固定
側導電部及び可動側導電部と絶縁部とを備えて一端に開
口部を有する遮断部容器とを具備し、前記遮断部組立体
は、前記遮断部容器の前記開口部を通して該遮断部容器
内に挿入されて前記固定側導体及び可動側導体がそれぞ
れ前記固定側導電部及び可動側導電部に電気的に接触さ
せられ、前記可動側導体が前記可動側導電部に締結され
ていることを特徴とするガス遮断器。1. A movable conductor, a fixed conductor disposed at a predetermined distance from the movable conductor and connected to the movable conductor by an insulating support, and a fixed conductor provided on the fixed conductor. a fixed contact; a movable contact supported by the movable conductor and displaced between a closing position in which it contacts the fixed contact; and a blocking position separated by a predetermined distance from the fixed contact; and a movable contact; and a fixed contact and an arc extinguishing mechanism for extinguishing an arc generated between the breaker and the fixed contact, and a breaker including a fixed conductive part, a movable conductive part, an insulating part, and an opening at one end. and a container, and the cut-off part assembly is inserted into the cut-off part container through the opening of the cut-off part container so that the fixed side conductor and the movable side conductor are connected to the fixed side conductive part and the movable side conductive part, respectively. A gas circuit breaker, characterized in that the movable conductor is electrically contacted with the movable conductive part and the movable conductor is fastened to the movable conductive part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991010964U JP2571263Y2 (en) | 1991-03-04 | 1991-03-04 | Gas circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991010964U JP2571263Y2 (en) | 1991-03-04 | 1991-03-04 | Gas circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04108836U true JPH04108836U (en) | 1992-09-21 |
| JP2571263Y2 JP2571263Y2 (en) | 1998-05-18 |
Family
ID=31900547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1991010964U Expired - Lifetime JP2571263Y2 (en) | 1991-03-04 | 1991-03-04 | Gas circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2571263Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5988842U (en) * | 1982-12-07 | 1984-06-15 | 株式会社東芝 | Patshua type gas switch |
-
1991
- 1991-03-04 JP JP1991010964U patent/JP2571263Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5988842U (en) * | 1982-12-07 | 1984-06-15 | 株式会社東芝 | Patshua type gas switch |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2571263Y2 (en) | 1998-05-18 |
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