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WO2016125328A1 - Appareillage de commutation - Google Patents

Appareillage de commutation Download PDF

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Publication number
WO2016125328A1
WO2016125328A1 PCT/JP2015/072496 JP2015072496W WO2016125328A1 WO 2016125328 A1 WO2016125328 A1 WO 2016125328A1 JP 2015072496 W JP2015072496 W JP 2015072496W WO 2016125328 A1 WO2016125328 A1 WO 2016125328A1
Authority
WO
WIPO (PCT)
Prior art keywords
fixed
movable
side electrode
electrode
operation mechanism
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.)
Ceased
Application number
PCT/JP2015/072496
Other languages
English (en)
Japanese (ja)
Inventor
知孝 矢野
安部　淳一
勝志 中田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2016573169A priority Critical patent/JPWO2016125328A1/ja
Publication of WO2016125328A1 publication Critical patent/WO2016125328A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/38—Power arrangements internal to the switch for operating the driving mechanism using electromagnet
    • 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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • 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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/662—Housings or protective screens
    • 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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements

Definitions

  • the present invention relates to a switchgear that is used for power transmission / distribution, power distribution, etc., and opens and closes the power.
  • a vacuum valve in which a movable electrode to be driven and at least one pair of fixed electrodes paired with the movable electrode are secretly sealed in a vacuum vessel divided into a plurality of vacuum chambers is provided in the switchgear housing. It is installed in. Further, the switch gear is configured to transmit the output of the operation mechanism installed in the switch gear housing to the movable electrode via the conversion shaft and the operation rod (for example, see Patent Document 1).
  • the present invention has been made to solve the above-described problems.
  • a switchgear that simplifies the connection structure between the movable electrode inside the vacuum vessel and the output shaft of the electromagnetic operation mechanism, and can prevent an increase in size. The purpose is to get.
  • Another object of the present invention is to obtain a switchgear that can prevent a significant change when responding to various customer specifications.
  • the switchgear according to the present invention is enclosed in a cylindrical vacuum vessel, and is provided at a fixed side electrode and a movable side electrode constituting a switch, and at an end of the vacuum vessel, and is fixed for current extraction.
  • a fixed-side electrode rod connected to the side-connection conductor and connected to the fixed-side electrode; an electromagnetic operating mechanism that is arranged outside the vacuum vessel and has a linear drive shaft that linearly drives; and the movable-side electrode
  • a movable electrode rod connected to the linear drive shaft of the electromagnetic operating mechanism via an insulating support rod disposed inside the vacuum vessel, and for extracting current from the movable electrode rod.
  • the linear drive shaft and the central axis of each of the movable electrode rods are fixed in a state of being arranged on the same line, and the electromagnetic operation mechanism is an integrated single-phase module fixed to the mold insulator. It is characterized by.
  • the switchgear since the drive direction of the electrode and the drive direction of the electromagnetic operation mechanism are all on the same line, connection with the conversion shaft and other modules is unnecessary and electromagnetic operation is performed in the main circuit connection direction. Since there is no mechanism, a switch gear having a compact configuration can be obtained.
  • FIG. Embodiment 1 of the present invention will be described below with reference to the drawings.
  • the switch gear 100 a includes a control box 1 that houses a control device for the first integrated single-phase module 50 a and the switch gear 100 a on the gantry 2.
  • the first integrated single-phase module 50 a includes a cylindrical vacuum vessel 4 having an insulator, and a fixed side electrode 5 a and a movable side electrode 5 b that constitute a switch in the vacuum vessel 4.
  • the first integrated single-phase module 50a is provided at the end of the vacuum vessel 4, and is connected to the fixed-side connection conductor 6 for extracting current and the fixed-side electrode rod 7 connected to the fixed-side electrode 5a. I have. Furthermore, the first integrated single-phase module 50a includes an electromagnetic operating mechanism 3 that is disposed outside the vacuum vessel 4 and has a linear drive shaft 8 that linearly drives.
  • the first integrated single-phase module 50a is connected to the linear drive shaft 8 of the electromagnetic operating mechanism 3 through an insulating support rod 9 connected to the movable electrode 5b and disposed inside the vacuum vessel 4.
  • the movable side electrode rod 10 is provided.
  • the first integrated single-phase module 50 a has a flexible conductor 12 provided in the vacuum vessel 4 and connected to the movable side connection conductor 11 for taking out current from the movable side electrode rod 10.
  • the insulating support rod 9 is disposed inside the vacuum vessel 4 for electrical insulation.
  • the vacuum vessel 4, the fixed side connection conductor 6, and the movable side connection conductor 11 are covered with a mold insulator 14 that is a resin such as epoxy.
  • the portion of the fixed side connection conductor 6 covered with the mold insulator 14 and the portion of the movable side connection conductor 11 covered with the mold insulator 14 are convex. It is molded into a shape.
  • the cable connector 13 is connected in the up-down direction of the first integrated single-phase module 50a.
  • the connection between the first integrated single-phase module 50a and another integrated single-phase module is performed by using a connection module in which a conductor is arranged at the center and the both ends are formed by another mold insulator having a concave shape.
  • the mechanical drive unit has a configuration completed by the first integrated single-phase module 50a.
  • the mechanical drive unit includes a movable side electrode 5 b, a linear drive shaft 8 of the electromagnetic operation mechanism 3, an insulating support bar 9, and a movable side electrode bar 10.
  • FIG. 6 is a cross-sectional side view showing details of the electromagnetic operation mechanism 3 in the first embodiment. As shown in FIG.
  • the electromagnetic operating mechanism 3 includes a movable iron core 21 that is integrally driven with the linear drive shaft 8 inside the fixed iron core 22, and is energized to the closing coil 9 or the opening coil 20.
  • the linear drive shaft 8 and the movable iron core 21 operate.
  • the mechanical drive units in the first integrated single-phase module 50a are all arranged on a straight line. As a result, it is not necessary to connect the drive unit with a conversion shaft in the drive direction or another module, and the electromagnetic operation mechanism 3 is not disposed in the main circuit connection direction.
  • the switchgear 100a of the first embodiment of the present invention not only a compact configuration is possible, but also a simple structure without a conversion shaft in the driving direction is possible, and the reliability is excellent with excellent maintainability. It is possible to provide a high switchgear.
  • the switch is a circuit breaker or a disconnector
  • various switches can be modularized.
  • the outer surface of the mold insulator 14 may be grounded with a conductive paint or resin. This not only reduces the risk of electric shock and increases safety, but also eliminates the need for a housing that covers the module, thereby reducing costs.
  • the electromagnetic operating mechanism 3 changes the distance between the fixed side electrode 5a and the movable side electrode 5b in, for example, two stages, thereby changing the movable side electrode 5b between the cutoff position and the disconnector position, and opens and closes it.
  • the switch can be a combined switchgear of a circuit breaker and a disconnect switch. As a result, the circuit breaker and the disconnecting device can be configured with the same electrode, and the number of parts and the number of necessary modules can be reduced when constructing the main circuit configuration necessary for the switchgear.
  • FIG. FIG. 2 is a cross-sectional side view showing the main part of the switch gear according to Embodiment 2 of the present invention.
  • the same reference numerals as those in the first embodiment are the same as those in the first embodiment, and the description thereof will be omitted.
  • the second integrated single-phase module 50b includes a pair of electrodes 5 and a ground electrode 15 for opening and closing the ground.
  • the electrode 5 is accommodated in a cylindrical first vacuum vessel 4a having an insulator.
  • the ground electrode 15 is housed inside a cylindrical second vacuum vessel 4b having an insulator.
  • the ground electrode 15 enclosed in the second vacuum vessel 4b includes a fixed side ground electrode 15a and a movable side ground electrode 15b.
  • the second vacuum vessel 4b is connected to a fixed-side connection conductor 6 for taking out current sandwiched between the first vacuum vessel 4a and the second vacuum vessel 4b, and on the fixed side.
  • a fixed-side ground electrode rod 16 connected to the ground electrode 15a is provided.
  • the second integrated single-phase module 50b includes a second electromagnetic operation mechanism 3b having a second linear drive shaft 8b that is disposed outside the second vacuum vessel 4b and linearly drives. Further, the second electromagnetic operation mechanism 3b is disposed to face the first electromagnetic operation mechanism 3a. Furthermore, the second integrated single-layer module 50b includes a movable ground electrode bar 17 connected to the movable ground electrode 15b and coupled to the second linear drive shaft 8b of the second electromagnetic operation mechanism 3b. ing.
  • the second linear drive shaft 8b and the movable-side ground electrode rod 17 are fixed in a state where their respective central axes are arranged on the same line.
  • the first vacuum container 4a and the second vacuum container 4b, the fixed side connecting conductor 6 and the movable side connecting conductor 11 are covered with a mold insulator.
  • the first electromagnetic operation mechanism 3 a and the second electromagnetic operation mechanism 3 b are fixed and attached to the mold insulator 14.
  • the mechanical drive unit has a configuration completed by the second integrated single-phase module 50b.
  • the switchgear of the second embodiment of the present invention even when the ground electrode 15 is combined with the electrode 5, one module in which all the mechanical drive units in the second integrated single-phase module 50b are in a straight line. Is possible. Further, there is no need to connect the conversion shaft in the drive direction and the drive unit with other modules, and the first electromagnetic operation mechanism 3a and the second electromagnetic operation mechanism 3b are not arranged in the main circuit connection direction.
  • the second integrated single-phase module 50b is an independent structure whose structure is completed. Therefore, according to the switchgear of the second embodiment of the present invention, a compact configuration of the switchgear is possible even though the ground electrode is added to the configuration of the first embodiment.
  • the switchgear of the second embodiment of the present invention a simple structure without a conversion shaft in the driving direction is possible, and it is possible to provide a highly reliable switchgear with good maintainability. Furthermore, the first electromagnetic operating mechanism 3a and the second electromagnetic operating mechanism 3b in the second embodiment of the present invention have the same configuration as the electromagnetic operating mechanism 3 in the first embodiment shown in FIG.
  • FIG. 3 is an external view showing a switchgear according to Embodiment 3 of the present invention. More specifically, FIG. 3 is a front view when the single-phase module 50 is viewed from the cable connector 13 side.
  • the same reference numerals as those in the first and second embodiments are the same as those in the first and second embodiments, and the description thereof will be omitted.
  • three integrated single-phase modules 50 are arranged side by side in the horizontal direction to form a switch gear for three phases.
  • FIG. 3 shows a configuration in which three single-phase modules 50 are arranged side by side and the cable connectors 13 are respectively connected from above and below.
  • the integrated single-phase module 50 is an independent structure in which the structure is completed. For example, only one to four integrated single-phase modules 50 are arranged, and the single-phase module 50 corresponds to single-phase to four-phase.
  • a switch can be constructed. According to the configuration of the switchgear according to the third embodiment of the present invention, it is easy to construct a switch corresponding to a single phase to a four phase, and standardization of each module makes it possible to shorten delivery times and reduce costs. .
  • FIG. 4 is a cross-sectional view showing a main part of a switchgear according to Embodiment 4 of the present invention.
  • the same reference numerals as those in the first and second embodiments are the same as those in the first and second embodiments, and the description thereof will be omitted.
  • the fixed-side connection conductor 6 is formed into a convex shape by a mold insulator 14 for main circuit connection with another module such as another integrated single-phase module. It has a portion 23a.
  • the movable side connection conductor 11 has a concave molded portion 23b formed into a concave shape by a mold insulator.
  • the molded portion 23a of the fixed-side connection conductor 6 of the mold insulator 14 has a convex shape
  • the molded portion 23b of the movable-side connection conductor 11 of the mold insulator 14 has a concave shape. Or vice versa.
  • the molded parts 23a and 23b of the mold insulator 14 are connected to a concave connection module 18a with respect to the convex shape and a convex connection module 18b with respect to the concave shape.
  • the concave connection module 18a is a connection module in which a conductor is arranged at the center and is formed by another mold insulator having a concave shape at both ends.
  • the convex connection module 18b is a connection module in which a conductor is arranged at the center, and both ends are formed by another mold insulator having a convex shape. According to such a configuration, it is possible to standardize the main circuit connection shape between the third integrated single-phase module 50c and another integrated single-phase module. According to the switchgear of the fourth embodiment of the present invention, connection with other modules becomes easy, and standardization of each module makes it possible to shorten delivery times and reduce costs.
  • FIG. 5 is a sectional view showing a switchgear according to Embodiment 5 of the present invention.
  • the same reference numerals as those in the first and second embodiments are the same as those in the first and second embodiments, and the description thereof will be omitted.
  • the second integrated single-phase module 50b and the fourth integrated single-phase module 50d are connected to each other by using a concave connection module 18a in the same phase. Is configured.
  • a cable connector 13 is used for connection with other main circuit devices.
  • the number of phases can be freely selected.
  • the switchgear configuration of the fifth embodiment of the present invention it is easy to construct various main circuit configurations, and by standardizing each module, it is possible to shorten delivery time and cost. It should be noted that within the scope of the present invention, the embodiments can be freely combined, or the embodiments can be appropriately modified or omitted.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Gas-Insulated Switchgears (AREA)

Abstract

La présente invention concerne un appareillage de commutation (100a) qui est un module monophasé monobloc comprenant : une électrode de côté fixe (5a) et une électrode de côté mobile (5b) constituant un commutateur, qui sont enfermées hermétiquement à l'intérieur d'un réceptacle cylindrique sous vide (4) ; une tige d'électrode de côté fixe (7) située au niveau d'une partie d'extrémité du réceptacle sous vide (4), et connectée à un conducteur de connexion de côté fixe (6) pour l'extraction de courant tout en étant connectée à l'électrode de côté fixe (5a) ; un mécanisme d'actionnement électromagnétique (3) situé à l'extérieur du réceptacle sous vide (4) et comportant un axe d'entraînement linéaire (8) ; une tige d'électrode de côté mobile (10) accouplée à l'axe d'entraînement linéaire (8) ; et un conducteur de connexion de côté mobile (11) recouvert, conjointement avec le réceptacle sous vide (4) et le conducteur de connexion de côté fixe (6), par un isolant moulé (14). Dans cet appareillage de commutation, les axes centraux respectifs de l'électrode de côté fixe (5a), l'électrode de côté mobile (5b), la tige d'électrode de côté fixe (7), l'axe d'entraînement linéaire (8) du mécanisme d'actionnement électromagnétique (3), et la tige d'électrode de côté mobile (10) sont fixés dans un état dans lequel les axes sont situés sur la même ligne, et le mécanisme d'actionnement électromagnétique (3) est fixé à l'isolant moulé (14).
PCT/JP2015/072496 2015-02-04 2015-08-07 Appareillage de commutation Ceased WO2016125328A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2016573169A JPWO2016125328A1 (ja) 2015-02-04 2015-08-07 スイッチギヤ

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015019907 2015-02-04
JP2015-019907 2015-02-04

Publications (1)

Publication Number Publication Date
WO2016125328A1 true WO2016125328A1 (fr) 2016-08-11

Family

ID=56563687

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PCT/JP2015/072496 Ceased WO2016125328A1 (fr) 2015-02-04 2015-08-07 Appareillage de commutation

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JP (1) JPWO2016125328A1 (fr)
WO (1) WO2016125328A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3926650A1 (fr) * 2020-06-17 2021-12-22 ALSTOM Transport Technologies Dispositif de commutation, ensemble associé et véhicule comportant un tel ensemble
EP4102531A1 (fr) * 2021-06-11 2022-12-14 ALSTOM Holdings Ensemble comportant deux dispositifs de commutation, système et véhicule associés

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003031091A (ja) * 2001-07-12 2003-01-31 Mitsubishi Electric Corp 電力用開閉装置
JP2012142236A (ja) * 2011-01-06 2012-07-26 Hitachi Ltd 開閉器ユニット及びスイッチギヤ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0556541A (ja) * 1991-06-28 1993-03-05 Fuji Electric Co Ltd 絶縁母線の接続器具
JP2005197128A (ja) * 2004-01-08 2005-07-21 Mitsubishi Electric Corp 複合絶縁スイッチギヤ
JP4625721B2 (ja) * 2005-06-23 2011-02-02 株式会社東芝 開閉装置
DE102011008959B9 (de) * 2011-01-19 2012-04-26 Maschinenfabrik Reinhausen Gmbh Stufenschalter mit Vakuumschaltröhren

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003031091A (ja) * 2001-07-12 2003-01-31 Mitsubishi Electric Corp 電力用開閉装置
JP2012142236A (ja) * 2011-01-06 2012-07-26 Hitachi Ltd 開閉器ユニット及びスイッチギヤ

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3926650A1 (fr) * 2020-06-17 2021-12-22 ALSTOM Transport Technologies Dispositif de commutation, ensemble associé et véhicule comportant un tel ensemble
FR3111733A1 (fr) * 2020-06-17 2021-12-24 Alstom Transport Technologies Dispositif de commutation, ensemble associé et véhicule comportant un tel ensemble
EP4102531A1 (fr) * 2021-06-11 2022-12-14 ALSTOM Holdings Ensemble comportant deux dispositifs de commutation, système et véhicule associés
FR3124019A1 (fr) * 2021-06-11 2022-12-16 Alstom Transport Technologies Ensemble comportant deux dispositifs de commutation, système et véhicule associés

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JPWO2016125328A1 (ja) 2017-05-25

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