WO2013057808A1 - ガス遮断器 - Google Patents
ガス遮断器 Download PDFInfo
- Publication number
- WO2013057808A1 WO2013057808A1 PCT/JP2011/074067 JP2011074067W WO2013057808A1 WO 2013057808 A1 WO2013057808 A1 WO 2013057808A1 JP 2011074067 W JP2011074067 W JP 2011074067W WO 2013057808 A1 WO2013057808 A1 WO 2013057808A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wall portion
- fixed
- energizing member
- movable
- circuit breaker
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
- H01H9/346—Details concerning the arc formation chamber
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
Definitions
- the present invention relates to a gas circuit breaker used for turning on and off operating current and overcurrent in a power plant or substation.
- Patent Document 1 there is a gas circuit breaker disclosed in Patent Document 1 as a conventional gas circuit breaker.
- the fixed contact and the movable contact are in contact with each other, and the movable contact is in contact with the slide guide and is energized.
- the heating chamber is surrounded by a wall made of an insulating material, a fixed contact, and a nozzle, and a part of the heating chamber communicates with the arc chamber through a blowing slit.
- a second fixed contact is provided on the movable contact side, and the first fixed contact and the movable circuit breaker are movable.
- An energized state is established between the contact and the second fixed contact.
- each fixed contact is electrically connected between the first and second fixed contacts.
- burnout rings There are connected burnout rings, and the arc moves between the burnout rings as the movable contact moves downward in the figure.
- the flow of the hot gas is almost the same as in the case of FIG.
- the arcs and the hot gas generated by the interruption operation damage the current-carrying members such as the first fixed contact, the second fixed contact, the burnout ring, and the movable contact, and the wall insulating material.
- the high-temperature and high-speed hot gas flowing into the heating chamber from the blowing slit goes straight in the radial direction and collides with the wall, and then diffuses into the heating chamber.
- the parts constituting the gas circuit breaker are damaged by the current interruption repeatedly.
- high-temperature and high-speed hot gas flowing into the heating chamber from the blowing slit collides with the wall, the damage of the part where the hot gas collides becomes severe, and the performance of the gas circuit breaker can be maintained by deterioration of the insulating material on the wall There was a problem that became difficult.
- This invention is made in view of the above, Comprising: It aims at providing the gas circuit breaker which makes it possible to protect the outer peripheral wall surrounding a heating chamber from the damage and thermal deterioration by the influence of a hot gas. .
- a gas circuit breaker includes a fixed-side energizing member, and a movable-side energizing member disposed to face the fixed-side energizing member in the opening / closing axis direction.
- a first fixed contact connected to the fixed-side energizing member;
- a second fixed contact connected to the movable-side energizing member and disposed to face the first fixed contact in the opening / closing axis direction; Switching between the closing position and the closing position is possible by reciprocating driving in the opening / closing axis direction, bridging the first fixed contact and the second fixed contact at the closing position, and the switching position at the blocking position.
- a movable contact that is in non-contact with the first and second fixed contacts and forms an arc chamber between the first and second fixed contacts, the fixed-side energization member, and the movable-side energization portion
- a cylindrical outer peripheral wall surrounding the heating chamber that communicates with the arc chamber through an opening that separates the first and second fixed contacts in the circumferential direction
- the outer peripheral wall comprises: A heat-resistant cylindrical first wall disposed at a position facing the opening in the radial direction, and at least the fixed-side energization member and the movable-side energization member connected to the first wall And a cylindrical second wall portion made of an insulating material connected to one of the two.
- the present invention it is possible to obtain a gas circuit breaker that can protect the outer peripheral wall surrounding the heating chamber from damage and thermal deterioration due to the influence of hot gas.
- FIG. 1 is a cross-sectional view showing a configuration of a main part of an arc extinguishing chamber of a gas circuit breaker according to Embodiment 1, and is a view showing an input state.
- FIG. 2 is a cross-sectional view illustrating a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to Embodiment 1, and is a diagram illustrating a cut-off state.
- FIG. 3 is a cross-sectional view illustrating a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to the second embodiment, and is a diagram illustrating a charged state.
- FIG. 1 is a cross-sectional view showing a configuration of a main part of an arc extinguishing chamber of a gas circuit breaker according to Embodiment 1, and is a view showing an input state.
- FIG. 2 is a cross-sectional view illustrating a configuration of a main part of the arc
- FIG. 4 is a cross-sectional view illustrating a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to Embodiment 2, and is a diagram illustrating a cut-off state.
- FIG. 5 is a cross-sectional view showing the configuration of the main part of the arc extinguishing chamber of the gas circuit breaker according to Embodiment 3, and is a view showing the input state.
- FIG. 6 is a cross-sectional view illustrating a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to Embodiment 3, and is a diagram illustrating a cut-off state.
- FIG. 1 is a cross-sectional view showing a configuration of a main part of an arc extinguishing chamber of a gas circuit breaker according to the present embodiment, and is a view showing a charged state.
- FIG. 2 is a cross-sectional view illustrating a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to the present embodiment, and is a diagram illustrating a cut-off state.
- the breaker of this gas circuit breaker includes a stationary energizing member 1 a, a movable energizing member 1 b, fixed contacts 4 a and 4 b, a movable contact 5, guides 11 a and 11 b, and an outer peripheral wall 15. It is comprised with.
- blocking part is comprised by the rotational symmetry about the central axis 25, for example.
- the central axis 25 coincides with the axis of the axial movable contact 5, for example.
- the stationary energizing member 1a is arranged to face the movable energizing member 1b in the direction of the central axis 25.
- the fixed-side energization member 1a is disposed on the right side, for example, and the movable-side energization member 1b is disposed on the left side, for example.
- the fixed-side energizing member 1a includes, for example, an annular conductor 2a and a similar annular support conductor 3 disposed inside the conductor 2a and connected to the opening end of the conductor 2a.
- the support conductor 3 is energized and connected to the conductor 2a so that the connection can be released to the right side (opposite the movable side).
- a fixed contact 4a (first fixed contact) is energized and connected to the end of the support conductor 3 on the movable side.
- the fixed contact 4a includes a plurality of elastic contact fingers.
- These contact fingers are arranged side by side in the circumferential direction around the central axis 25, are separated from each other by a slit (not shown), and are oblique from the connecting portion with the support conductor 3 toward the central axis 25 and the movable side. Is stretched.
- the movable energizing member 1b is composed of, for example, an annular conductor 2b.
- a fixed contact 4b (second fixed contact) is energized and connected to the open end of the conductor 2b.
- the fixed contact 4b includes a plurality of elastic contact fingers in the same manner as the fixed contact 4a. These contact fingers are arranged side by side in the circumferential direction around the central axis 25, are separated from each other by a slit (not shown), and are inclined obliquely from the connection point with the conductor 2b toward the central axis 25 and the fixed side. Stretched.
- the fixed contact 4a and the fixed contact 4b are arranged to face each other in the direction of the central axis 25.
- the fixed contacts 4 a and 4 b are bridged by the movable contact 5, and the contact fingers of the fixed contacts 4 a and 4 b are in contact with the outer periphery of the movable contact 5.
- the movable contact 5 is reciprocally driven in the direction of the central axis 25 by a driving device (not shown). That is, the center axis 25 coincides with the opening / closing axis.
- the movable contact 5 is configured, for example, by screwing a distal end portion in which a screw hole is formed in a base portion whose outer periphery is threaded.
- a hexagonal part having a hexagonal cross section is formed.
- the movable contact 5 moves to the left and is in a non-contact state from the fixed contacts 4a and 4b.
- an arc chamber 6 is formed between the fixed contacts 4a and 4b.
- an arc chamber 6 is formed between the fixed contact 4 a and the movable contact 5. In the arc chamber 6, an arc is generated between the fixed contacts 4 a and 4 b and the movable contact 5 when the current is opened and closed.
- the arc chamber 6 is surrounded by an annular heating chamber 7.
- the heating chamber 7 communicates with the arc chamber 6 through an opening 8 that separates the fixed contacts 4a and 4b in the circumferential direction.
- the opening 8 communicates the arc chamber 6 and the heating chamber 7 with a circumferential surface around the central axis 25.
- the heating chamber 7 is surrounded by a cylindrical outer peripheral wall 15. That is, the outer peripheral wall 15 surrounds the heating chamber 7 in the circumferential direction around the central axis 25.
- the outer peripheral wall 15 includes a heat-resistant tubular heat receiving flow wall portion 9 (first wall portion) and a tubular wall portion 10 (second wall) connected to the heat receiving flow wall portion 9 and made of an insulating material. Part).
- the heat receiving flow wall portion 9 is disposed at a position facing the opening portion 8 in the radial direction.
- the radial direction is a direction orthogonal to the direction of the central axis 25. Since the heat receiving flow wall portion 9 is provided to protect the outer peripheral wall 15 from damage caused by the hot gas generated with the generation of the arc, the heat receiving flow wall portion 9 is a portion where the hot gas flowing in the radial direction from the arc chamber 6 directly hits. It is arranged at a position facing a certain opening 8. 1 and 2, the length of the opening 8 in the direction of the central axis 25 is represented by L.
- the heat receiving flow wall portion 9 is at least a length in the direction of the central axis 25 that is not less than L and is disposed so as to cover the opening 8 in the direction of the central axis 25.
- the heat receiving flow wall part 9 is arrange
- the heat resistance of the heat receiving flow wall portion 9 needs to be at least higher than the heat resistance of the wall portion 10.
- the thickness of the heat receiving flow wall portion 9 in the radial direction is not constant and the thickness on the conductor 2b side is larger than the thickness on the wall portion 10 side.
- the thickness on the conductor 2b side is made thicker.
- the radial thickness of the heat receiving flow wall portion 9 can be configured uniformly in the direction of the central axis 25.
- the heat receiving flow wall portion 9 can be formed of, for example, a conductive material having heat resistance.
- a conductive material having heat resistance examples include metal materials such as aluminum.
- high melting point materials such as ceramics are possible.
- the heat receiving flow wall portion 9 is disposed on the movable side, for example, and one end thereof is electrically connected to the conductor 2b. Therefore, the heat receiving flow wall portion 9 is electrically connected to the movable side energizing member 1b and the fixed contact 4b.
- the wall portion 10 is disposed, for example, on the fixed side (the side opposite to the movable side), and one end thereof is connected to the support conductor 3.
- the other end portion of the wall portion 10 is connected to the heat receiving flow wall portion 9.
- the central axis of the heat receiving flow wall portion 9 and the central axis of the wall portion 10 both coincide with the central axis 25, and the heat receiving flow wall portion 9 and the wall portion 10 are connected in the direction of the central axis 25 to form the outer peripheral wall 15. is doing.
- the heat receiving flow wall portion 9 and the wall portion 10 are connected by, for example, a bolt or the like.
- the fixed-side energizing member 1a and the movable-side energizing member 1b are physically connected by the outer peripheral wall 15, and the outer peripheral wall 15 includes the wall portion 10 made of an insulating material provided in the circumferential direction. Therefore, the outer peripheral wall 15 electrically insulates between the stationary energizing member 1a and the movable energizing member 1b.
- the conductive heat receiving flow wall portion 9 is provided on the movable side and the insulating wall portion 10 is provided on the fixed side.
- the heat receiving flow wall portion 9 is configured to be disposed at a position facing the opening 8 as described above, and the heat receiving flow wall portion 9 is electrically connected to the support conductor 3.
- the wall portion 10 made of the insulating material is provided so as to be connected to the heat receiving flow wall portion 9 and heated by the outer peripheral wall 15 including the heat receiving flow wall portion 9 and the wall portion 10. The outside of the chamber 7 is closed.
- a guide 11a is disposed along the fixed contact 4a on the heating chamber 7 side of the fixed contact 4a, and a guide 11b is disposed along the fixed contact 4b on the heating chamber 7 side of the fixed contact 4b.
- the wall 9, the wall 10, and the guides 11 a and 11 b constitute a space for the heating chamber 7.
- a pressure chamber 12 is formed on the right side (fixed side) of the arc chamber 6 by the fixed contact 4 a and the support conductor 3.
- a discharge port 13 is formed in the pressure chamber 12 by an opening formed in the support conductor 3.
- the blocking operation is performed as follows. First, start from the loading position in FIG. In this state, current flows along the conductor 2a, the support conductor 3, the fixed contact 4a, the movable contact 5, the fixed contact 4b, and the conductor 2b. Next, the movable contact 5 is moved to the left by a driving device (not shown). As a result, the movable contact 5 is sequentially pulled out from the fixed contacts 4a and 4b, and an arc is generated between the movable contact 5 and the fixed contacts 4a and 4b. The high-temperature and high-pressure gas in the arc chamber 6 heated by the arc flows into the heating chamber 7 through the opening 8 and the gas in the heating chamber 7 is strongly heated by the heat radiated by the arc.
- a high pressure is generated in the heating chamber 7. Further, the high-temperature gas flowing from the arc chamber 6 into the heating chamber 7 is very fast, and this hot gas flow collides with the heat receiving flow wall portion 9. Although the temperature of the corresponding portion of the heat receiving flow wall portion 9 where the high-temperature and high-speed hot gas flow collides becomes high, it has heat resistance and is not damaged, for example, due to being made of metal.
- the hot gas after the collision changes the direction of the flow and partly moves toward the wall 10.
- the temperature and flow velocity of the hot gas decreases and flows along the wall 10. Does not reach high temperatures due to local heating. Therefore, damage to the wall portion 10 due to the hot gas can be prevented.
- the heat receiving flow wall portion 9 is provided at a position facing the opening 8 in the radial direction, the outer peripheral wall 15 that surrounds the heating chamber 7 is provided at the time of current interruption. It is possible to protect against damage and thermal deterioration due to the influence of hot gas.
- the wall portion 10 made of an insulating material can be protected from damage from the hot gas, it can be configured as a container for the heating chamber 7 while maintaining the insulating performance of the outer peripheral wall 15.
- FIG. 3 is a cross-sectional view showing a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to the present embodiment, and is a view showing a charged state.
- FIG. 4 is a cross-sectional view illustrating a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to the present embodiment, and is a diagram illustrating a cut-off state. 3 and 4, the same components as those in FIGS. 1 and 2 are denoted by the same reference numerals.
- the configuration of the outer peripheral wall 15 is different from that of the first embodiment. That is, the outer peripheral wall 15 includes a cylindrical heat receiving flow wall portion 29 (first wall portion) having heat resistance and a cylindrical wall portion 10a (second wall) made of an insulating material connected to the heat receiving flow wall portion 29. And a cylindrical wall portion 10b (third wall portion) made of an insulating material connected to the heat receiving flow wall portion 29 on the side opposite to the side to which the wall portion 10a is connected. Yes.
- the heat receiving flow wall 29 is disposed at a position facing the opening 8 in the radial direction. As in the first embodiment, it is preferable that the heat receiving flow wall portion 29 is at least as long as L in the direction of the central axis 25 and is disposed so as to cover the opening 8 in the direction of the central axis 25. Since the opening 8 is provided in the circumferential direction, the heat receiving flow wall 29 is disposed so as to cover the opening 8 in the circumferential direction.
- the heat resistance of the heat receiving flow wall portion 29 needs to be higher than at least the heat resistance of the wall portions 10a and 10b.
- the heat receiving flow wall portion 29 is disposed between the wall portions 10a and 10b and is connected to the wall portions 10a and 10b in the direction of the central axis 25, respectively.
- the central axis of the heat receiving flow wall portion 29 and the central axis of the wall portions 10 a and 10 b are all coincident with the central axis 25.
- One end on the fixed side of the heat receiving flow wall portion 29 is connected to one end of the wall portion 10a, and one end on the movable side of the heat receiving flow wall portion 29 is connected to one end of the wall portion 10b.
- the other end of the wall 10a is connected to the support conductor 3, and the other end of the wall 10b is connected to the conductor 2b.
- the heat receiving flow wall 29 and the walls 10a and 10b are connected by, for example, bolts.
- the fixed-side energizing member 1a and the movable-side energizing member 1b are physically connected to each other by the outer peripheral wall 15, but the outer peripheral wall 15 has a wall portion 10a made of an insulating material provided in the circumferential direction. 10b is included, the outer peripheral wall 15 electrically insulates between the stationary energizing member 1a and the movable energizing member 1b.
- the heat receiving flow wall portion 29 can be formed from, for example, a conductive material having heat resistance.
- the conductive material in this case include metal materials such as aluminum.
- high melting point materials such as ceramics are possible.
- the heat receiving flow wall portion 29 is connected between the wall portions 10a and 10b made of an insulating material to form the outer peripheral wall 15, and the position of the heat receiving flow wall portion 29 is at the opening 8. They are arranged so as to face each other. With such an arrangement, the present embodiment can exhibit functions and effects similar to those of the first embodiment.
- the heat receiving flow wall portion 29 is connected to the fixed-side energizing member 1a or the movable-side energizing member 1b by an energizing member such as a conductive wire, It is also possible to have a configuration connected to the. According to such a configuration, when there is a possibility that discharge occurs from the heat receiving flow wall portion 29, it is useful as a configuration that can prevent this in advance.
- FIG. 5 is a cross-sectional view illustrating a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to the present embodiment, and is a diagram illustrating a charged state.
- FIG. 6 is a cross-sectional view illustrating a configuration of a main part of the arc extinguishing chamber of the gas circuit breaker according to the present embodiment, and is a diagram illustrating a cut-off state. 5 and 6, the same components as those in FIGS. 1 and 2 are denoted by the same reference numerals.
- the configuration of the outer peripheral wall 15 is different from those of the first and second embodiments. That is, the outer peripheral wall 15 includes a cylindrical wall portion 10 made of an insulating material connected to both the fixed-side energizing member 1a and the movable-side energizing member 1b, and a part of the surface of the wall portion 10 on the heating chamber 7 side. It is comprised from the cylindrical heat receiving flow wall part 19 which has the heat resistance connected to.
- the heat receiving flow wall portion 19 (first wall portion) is disposed at a position facing the opening 8 in the radial direction. As in the first and second embodiments, the heat receiving flow wall portion 19 is preferably arranged so that at least the length in the direction of the central axis 25 is L or more and covers the opening 8 in the same direction. The heat receiving flow wall portion 19 is disposed so as to cover the opening portion 8 in the circumferential direction. The heat resistance of the heat receiving flow wall portion 19 needs to be at least higher than the heat resistance of the wall portion 10.
- the heat receiving flow wall portion 19 is disposed on the inner side of the wall portion 10 coaxially with the wall portion 10. Both the central axis of the heat receiving flow wall portion 19 and the central axis of the wall portion 10 coincide with the central axis 25.
- One end of the heat receiving flow wall portion 19 on the movable side is connected to the conductor 2b.
- the wall portion 10 insulates between the fixed side energizing member 1 a and the movable side energizing member 1 b and surrounds the heating chamber 7.
- one end of the heat receiving flow wall portion 19 is connected to, for example, the movable-side energizing member 1b, but the other end is not connected to the fixed-side energizing member 1a. That is, the heat receiving flow wall portion 19 is connected to one of the movable side energizing member 1b and the fixed side energizing member 1a.
- the heat receiving flow wall portion 19 can be formed of, for example, a conductive material having heat resistance, as described in the first embodiment.
- the conductive material in this case include metal materials such as aluminum.
- high melting point materials such as ceramics are possible.
- the outer peripheral wall 15 surrounding the heating chamber 7 is entirely constituted by the wall portion 10 made of an insulating material, and a radial direction is formed on a part of the surface of the wall portion 10 on the heating chamber 7 side.
- the heat receiving flow wall portion 19 is disposed so as to face the opening 8 in FIG.
- the outer peripheral wall 15 includes the heat-resistant cylindrical first wall portion disposed at a position facing the opening portion 8 in the radial direction, and the first wall. And a cylindrical second wall portion made of an insulating material connected to at least one of the fixed-side energizing member 1a and the movable-side energizing member 1b.
- the gas circuit breaker which makes it possible to protect the outer peripheral wall 15 surrounding the heating chamber 7 from damage and thermal deterioration due to the influence of the hot gas can be provided.
- the present invention is useful as a gas circuit breaker.
Landscapes
- Circuit Breakers (AREA)
Abstract
Description
図1は、本実施の形態に係るガス遮断器の消弧室の要部の構成を示す断面図であり、投入状態を示す図である。図2は、本実施の形態に係るガス遮断器の消弧室の要部の構成を示す断面図であり、遮断状態を示す図である。
図3は、本実施の形態に係るガス遮断器の消弧室の要部の構成を示す断面図であり、投入状態を示す図である。図4は、本実施の形態に係るガス遮断器の消弧室の要部の構成を示す断面図であり、遮断状態を示す図である。なお、図3および図4において、図1および図2と同一の構成要素には同一の符号を付している。
図5は、本実施の形態に係るガス遮断器の消弧室の要部の構成を示す断面図であり、投入状態を示す図である。図6は、本実施の形態に係るガス遮断器の消弧室の要部の構成を示す断面図であり、遮断状態を示す図である。なお、図5および図6において、図1および図2と同一の構成要素には同一の符号を付している。
1b 可動側通電部材
2a,2b 導体
3 支持導体
4a,4b 固定コンタクト
5 可動コンタクト
7 加熱室
8 開口部
9,19,29 受熱流壁部
10,10a,10b 壁部
11a,11b ガイド
12 圧力室
13 排出口
25 中心軸
Claims (8)
- 固定側通電部材と、
この固定側通電部材と開閉軸方向において対向して配置された可動側通電部材と、
前記固定側通電部材に接続された第1の固定コンタクトと、
前記可動側通電部材に接続され前記開閉軸方向において前記第1の固定コンタクトと対向して配置された第2の固定コンタクトと、
前記開閉軸方向に往復駆動して投入位置と遮断位置との切り替えが可能であり、前記投入位置では前記第1の固定コンタクトと前記第2の固定コンタクトとを橋絡し、前記遮断位置では前記第1および第2の固定コンタクトと非接触となって前記第1および第2の固定コンタクト間にアーク室を形成する可動コンタクトと、
前記固定側通電部材および前記可動側通電部材に接続され、前記第1および第2の固定コンタクト間を周方向にわたって分離する開口部を介して前記アーク室に連通する加熱室を囲う筒状の外周壁と、
を備え、
前記外周壁は、径方向に前記開口部と対向する位置に配置された耐熱性の筒状の第1の壁部と、この第1の壁部に接続されるとともに少なくとも前記固定側通電部材および前記可動側通電部材のうちの一方と接続された絶縁材から成る筒状の第2の壁部とを備えることを特徴とするガス遮断器。 - 前記第1の壁部は、前記開閉軸方向において前記開口部を覆うことを特徴とする請求項1に記載のガス遮断器。
- 前記第1の壁部と前記第2の壁部とが前記開閉軸方向に接続され、
前記第1の壁部は、前記固定側通電部材および前記可動側通電部材のうちの一方と接続され、
前記第2の壁部は、前記固定側通電部材および前記可動側通電部材のうちの他方と接続されていることを特徴とする請求項2に記載のガス遮断器。 - 前記第1の壁部と前記第2の壁部とが前記開閉軸方向に接続され、
前記外周壁は、前記開閉軸方向において前記第2の壁部が接続された側と反対側で前記第1の壁部に接続された絶縁材から成る筒状の第3の壁部を備え、
前記第2の壁部は、前記固定側通電部材および前記可動側通電部材のうちの一方と接続され、
前記第3の壁部は、前記固定側通電部材および前記可動側通電部材のうちの他方と接続されていることを特徴とする請求項2に記載のガス遮断器。 - 前記第2の壁部は、前記固定側通電部材および前記可動側通電部材の双方と接続され、
前記第1の壁部は、前記第2の壁部の内側に配置されて前記第2の壁部と径方向に接続され、かつ、前記固定側通電部材および前記可動側通電部材のうちの一方と接続されていることを特徴とする請求項2に記載のガス遮断器。 - 前記第1の壁部は、導電性材料から形成されていることを特徴とする請求項3~5のいずれか1項に記載のガス遮断器。
- 前記第1の壁部は、導電性材料から形成され、かつ、前記固定側通電部材および前記可動側通電部材のうちの一方と電気的に接続されていることを特徴とする請求項4に記載のガス遮断器。
- 前記第1の壁部は、金属材料または高融点材料から形成されていることを特徴とする請求項6に記載のガス遮断器。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2011/074067 WO2013057808A1 (ja) | 2011-10-19 | 2011-10-19 | ガス遮断器 |
JP2012512724A JP5014526B1 (ja) | 2011-10-19 | 2011-10-19 | ガス遮断器 |
US14/238,604 US9230750B2 (en) | 2011-10-19 | 2011-10-19 | Gas circuit breaker |
CN201180074209.7A CN103890888B (zh) | 2011-10-19 | 2011-10-19 | 气体断路器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2011/074067 WO2013057808A1 (ja) | 2011-10-19 | 2011-10-19 | ガス遮断器 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013057808A1 true WO2013057808A1 (ja) | 2013-04-25 |
Family
ID=46844547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2011/074067 WO2013057808A1 (ja) | 2011-10-19 | 2011-10-19 | ガス遮断器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9230750B2 (ja) |
JP (1) | JP5014526B1 (ja) |
CN (1) | CN103890888B (ja) |
WO (1) | WO2013057808A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104335315B (zh) | 2012-05-22 | 2017-04-05 | 三菱电机株式会社 | 气体断路器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07288072A (ja) * | 1994-04-20 | 1995-10-31 | Toshiba Corp | ガス遮断器 |
JPH10106408A (ja) * | 1996-10-03 | 1998-04-24 | Fuji Electric Co Ltd | ガス開閉器 |
JP2010282802A (ja) * | 2009-06-03 | 2010-12-16 | Mitsubishi Electric Corp | ガス遮断器 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59215624A (ja) | 1983-05-23 | 1984-12-05 | 三菱電機株式会社 | 流体吹付形開閉装置 |
JPS6091519A (ja) | 1983-10-25 | 1985-05-22 | 三菱電機株式会社 | 流体吹付形開閉装置 |
JPH0520234U (ja) | 1991-08-28 | 1993-03-12 | 日新電機株式会社 | ガス遮断器 |
JP2770754B2 (ja) | 1994-11-09 | 1998-07-02 | 日新電機株式会社 | 磁気駆動併用熱パッファ型ガス遮断器 |
DE19613568A1 (de) | 1996-04-04 | 1997-10-09 | Asea Brown Boveri | Leistungsschalter |
DE19613569A1 (de) | 1996-04-04 | 1997-10-09 | Asea Brown Boveri | Leistungsschalter |
DE19816506B4 (de) | 1998-04-14 | 2008-04-30 | Abb Research Ltd. | Leistungsschalter |
DE19816505A1 (de) | 1998-04-14 | 1999-10-21 | Asea Brown Boveri | Leistungsschalter |
JP2000067716A (ja) | 1998-08-18 | 2000-03-03 | Toshiba Corp | ガス遮断器 |
EP1829077B2 (de) * | 2004-12-24 | 2011-03-23 | ABB Technology AG | Generatorschalter mit verbesserter schaltleistung |
JP5021230B2 (ja) * | 2006-05-10 | 2012-09-05 | 三菱電機株式会社 | パッファ形ガス遮断器 |
JP4764906B2 (ja) * | 2008-08-12 | 2011-09-07 | 株式会社日立製作所 | 真空スイッチ及び真空スイッチギヤ |
JP4781446B2 (ja) * | 2009-03-27 | 2011-09-28 | 株式会社日立製作所 | 真空絶縁スイッチギヤ |
WO2012049730A1 (ja) | 2010-10-12 | 2012-04-19 | 三菱電機株式会社 | ガス遮断器 |
KR101694330B1 (ko) * | 2012-05-29 | 2017-01-09 | 가부시키가이샤 히다치 산키시스템 | 개폐기 유닛 또는 스위치 기어 |
JP6053162B2 (ja) * | 2013-06-18 | 2017-01-18 | 株式会社日立製作所 | パッファシリンダの製造方法 |
US9443681B2 (en) * | 2013-07-29 | 2016-09-13 | Thomas & Betts International Llc | Flexible dielectric material for high voltage switch |
-
2011
- 2011-10-19 WO PCT/JP2011/074067 patent/WO2013057808A1/ja active Application Filing
- 2011-10-19 CN CN201180074209.7A patent/CN103890888B/zh active Active
- 2011-10-19 JP JP2012512724A patent/JP5014526B1/ja not_active Expired - Fee Related
- 2011-10-19 US US14/238,604 patent/US9230750B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07288072A (ja) * | 1994-04-20 | 1995-10-31 | Toshiba Corp | ガス遮断器 |
JPH10106408A (ja) * | 1996-10-03 | 1998-04-24 | Fuji Electric Co Ltd | ガス開閉器 |
JP2010282802A (ja) * | 2009-06-03 | 2010-12-16 | Mitsubishi Electric Corp | ガス遮断器 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2013057808A1 (ja) | 2015-04-02 |
CN103890888A (zh) | 2014-06-25 |
JP5014526B1 (ja) | 2012-08-29 |
US9230750B2 (en) | 2016-01-05 |
US20140202991A1 (en) | 2014-07-24 |
CN103890888B (zh) | 2016-03-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4218216B2 (ja) | ガス遮断器 | |
JPH11329191A (ja) | 遮断器 | |
US20120261383A1 (en) | Circuit breaker arrangement | |
US7595461B2 (en) | Heavy-duty circuit breaker with erosion-resistant short-circuit current routing | |
JP2018160436A (ja) | ガス遮断器 | |
JP2010282802A (ja) | ガス遮断器 | |
JP5014526B1 (ja) | ガス遮断器 | |
KR101697584B1 (ko) | 초고압 차단기의 노즐 구조 | |
JP6244262B2 (ja) | ガス遮断器 | |
WO2012049730A1 (ja) | ガス遮断器 | |
RU2273071C2 (ru) | Контактная зона силового выключателя | |
JP5047406B1 (ja) | ガス遮断器 | |
WO2018066119A1 (ja) | ガス遮断器 | |
RU2396626C1 (ru) | Дугогасительная система | |
JP2020126801A (ja) | パッファ形ガス遮断器 | |
JP7200084B2 (ja) | ガス遮断器 | |
KR101508442B1 (ko) | 가스절연 개폐장치의 차단기 | |
WO2020003854A1 (ja) | ガス遮断器 | |
KR20160003827U (ko) | 가스절연 개폐장치의 소호부 | |
RU2393571C1 (ru) | Дугогасительная система | |
JPS5917065Y2 (ja) | パツフア式ガスしや断器 | |
EP3767659A1 (en) | Circuit breaker with improved exhaust cooling | |
KR20100042374A (ko) | 회로차단기의 소호장치 | |
JP2022180154A (ja) | ガス遮断器 | |
JP2008123762A (ja) | ガス遮断器 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201180074209.7 Country of ref document: CN |
|
ENP | Entry into the national phase |
Ref document number: 2012512724 Country of ref document: JP Kind code of ref document: A |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 11874431 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14238604 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 11874431 Country of ref document: EP Kind code of ref document: A1 |