WO2013084572A1 - スイッチギヤ - Google Patents

スイッチギヤ Download PDF

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Publication number
WO2013084572A1
WO2013084572A1 PCT/JP2012/075649 JP2012075649W WO2013084572A1 WO 2013084572 A1 WO2013084572 A1 WO 2013084572A1 JP 2012075649 W JP2012075649 W JP 2012075649W WO 2013084572 A1 WO2013084572 A1 WO 2013084572A1
Authority
WO
WIPO (PCT)
Prior art keywords
compartment
circuit breaker
switchgear
cable
carriage
Prior art date
Application number
PCT/JP2012/075649
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
沼田　伸一
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2013548135A priority Critical patent/JP5714127B2/ja
Priority to KR1020147014573A priority patent/KR101633567B1/ko
Priority to CN201280059873.9A priority patent/CN103975493B/zh
Priority to DE112012005137.8T priority patent/DE112012005137B4/de
Publication of WO2013084572A1 publication Critical patent/WO2013084572A1/ja

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B11/00—Switchgear having carriage withdrawable for isolation
    • H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
    • H02B11/167—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal truck type
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/305—Cable entries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/38—Hinged covers or doors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B11/00—Switchgear having carriage withdrawable for isolation
    • H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
    • H02B11/127—Withdrawal mechanism
    • H02B11/133—Withdrawal mechanism with interlock
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B11/00—Switchgear having carriage withdrawable for isolation
    • H02B11/28—Earthing arrangements

Definitions

  • This invention relates to a switchgear used in, for example, a power receiving / transforming facility.
  • the conventional switchgear has a pull-out type circuit breaker mounted on the floorboard of the circuit breaker room located in the middle of the switchgear, and a grounding switch is installed in the circuit breaker room and the cable room at the rear.
  • An operating mechanism and an interlock mechanism for the earthing switch are arranged at the lower part, and the circuit breaker room floor board also has a function of partitioning from the cable room.
  • the pull-out type circuit breaker can be moved in the horizontal direction by operating the circuit breaker pull-out mechanism provided in the upper part of the circuit breaker room floor board in the switchgear circuit breaker room. It is a structure that is connected to or disconnected from the side terminal.
  • the earthing switch body is located at the rear of the circuit breaker chamber, and the operation mechanism and interlock mechanism of the earthing switch are located under the floor of the circuit breaker room in the switchgear, assembly adjustment must be performed in the switchgear. As a result, the workability of the assembly adjustment deteriorates. In this respect, the switchgear is reduced in size and the space in the electric room is hindered. A compact switchgear that can be made space-saving has been desired.
  • the present invention has been made to solve the above-described problems, and its object is to provide a switchgear that can be easily assembled and maintained and inspected and that can greatly reduce the space required for an electric room. Is to provide.
  • a switchgear is a switchgear having a circuit breaker compartment and a cable compartment defined in a switchgear housing, the circuit breaker being located in the circuit breaker compartment, and being located in the cable compartment.
  • the circuit breaker is mounted, and the upper surface portion constitutes a partition between the circuit breaker compartment and the cable compartment in a state where the circuit breaker is inserted into the cable compartment, and in the state where the circuit breaker is pulled out from the cable compartment, the circuit breaker compartment and the And a carriage that opens the partition between the cable compartments.
  • the switchgear according to the present invention it is possible to obtain a switchgear that can be easily assembled and maintained and inspected and that can greatly reduce the space in the electric room.
  • FIG. 1 is a side sectional view showing a switchgear according to Embodiment 1 of the present invention.
  • FIG. 2 is a side sectional configuration diagram showing a state in which a cart mounted with a circuit breaker and a ground switch in the switchgear according to Embodiment 1 of the present invention is pulled out.
  • FIG. 3 is a side configuration diagram of a carriage equipped with a circuit breaker and a ground switch in the switchgear according to Embodiment 1 of the present invention.
  • the metal closed type switchgear 1 is entirely covered with a grounded metal housing 2, and each section of the control compartment 300, the circuit breaker compartment 400, the busbar compartment 150, and the cable compartment 500 is grounded metal or It is a metal clad type switchgear or compartment type switchgear partitioned with an insulator.
  • the front side of the switchgear 1 is provided with the door 3 of the control compartment 300, the door 4 of the circuit breaker compartment 400, and the door 5 of the cable compartment 500.
  • the door is opened and closed as necessary, and the equipment in each compartment is inspected and maintained. Can be used.
  • 6 is a pressure release flapper of the circuit breaker compartment 400
  • 7 is a pressure release flapper of the bus compartment 150
  • 8 is a pressure release flapper of the cable compartment 500. Since the control compartment 300 generates a small amount of energy in the event of an accident in the control compartment 300, such a pressure release flapper is generally unnecessary.
  • a ground metal cover is provided instead of the pressure release flapper.
  • FIG. 9 is a partition plate between the control compartment 300 and the circuit breaker compartment 400
  • 10 and 11 are partition plates between the circuit breaker compartment 400 and the busbar compartment 150
  • the partition plate 10 is removed from the circuit breaker compartment 400 side by means such as a bolt, It is configured so that it can be reattached, and when it is removed, an opening is formed so that the soundness and maintenance of each device in the bus compartment 150 such as the bus 15, the bus-side conductor 16, and the insulating support 17 can be checked. .
  • the partition plates 12 and 13 are partition plates between the circuit breaker compartment 400 and the cable compartment 500, and 14 is a partition plate between the busbar compartment 150 and the cable compartment 500.
  • the partition plate 9 to the partition plate 14 may be made of a ground metal or an insulator.
  • the main circuit path in the switchgear 1 includes bus 15, bus-side conductor 16, its insulation support 17, bus-side primary bushing 18, circuit breaker 26, cable-side primary bushing 19, conductor 20, current transformer 21, cable side A conductor 22 is connected to an external device by a cable 24.
  • Reference numeral 25 denotes a shielding device for a through portion of the cable 24 such as a cable gland provided in the switch gear 1.
  • the circuit breaker 26 is a pull-out type, and can be horizontally reciprocated in the depth direction of the switch gear 1 between the connection position 26a and the disconnection position 26b indicated by a one-dot chain line by the circuit breaker drawing mechanism 27 of the circuit breaker 26.
  • the upper primary junction 28 of the circuit breaker 26 is connected to the terminal portion of the bus-side primary bushing 18, and the lower primary junction 29 of the circuit breaker 26 is connected to the terminal portion of the cable-side primary bushing 19.
  • Reference numerals 30 and 31 denote an upper shutter device and a lower shutter device that move up and down in the vertical direction in conjunction with the horizontal reciprocating movement of the circuit breaker 26.
  • the disconnecting position 26b is configured to move downward from the state of FIG. 1 and cover the terminal portions of the bus side primary bushing 18 and the cable side primary bushing 19.
  • a grounding switch 33 is mounted on the rear part (right side in FIG. 1) of the trolley 32.
  • 33a is a movable blade of the grounding switch 33 and is in an “open” state.
  • Reference numeral 33b denotes a structure in which the movable blade 33a of the grounding switch 33 is in the “closed” state, and the movable blade 33a moves at a predetermined angle about the shaft 33c.
  • the fixed terminal 34 of the ground switch 33 is insulated and supported together with the ground junction 35 configured to be connected to the terminal 23 provided on the cable-side conductor 22 when the carriage 32 is inserted into a predetermined position in the switchgear 1. It is supported by an object 36.
  • Reference numeral 37 is an operation mechanism for driving the ground switch 33
  • 38 is a ground switch mechanism provided between the operation mechanism 37 and the ground switch 33.
  • Reference numeral 39 denotes an interlock mechanism configured between the ground switch 33 and the circuit breaker 26 or the circuit breaker drawing mechanism 27.
  • Reference numeral 40 denotes a wheel mounted on the carriage 32.
  • the height of the carriage 32 is lower than the partition plate 13 between the circuit breaker compartment 400 and the cable compartment 500 of the switchgear 1, and the carriage 32 is inserted and mounted at a predetermined position of the switchgear 1 together with the depth dimension thereof.
  • the upper plate of 32 overlaps with a part of the partition plate 13 provided in the switchgear 1 so that a partition between the circuit breaker compartment 400 and the cable compartment 500 is configured.
  • FIG. 2 shows a state in which the cart 32 in which the circuit breaker 26, the ground switch 33, and the like are collectively mounted in the switchgear 1 of the first embodiment is pulled out of the switchgear 1.
  • FIG. 3 shows a cart 32 in which the circuit breaker 26 and the grounding switch 33 etc. that are pulled out from the switchgear 1 are mounted together.
  • FIG. 2 the door 4 of the circuit breaker compartment 400 and the door 5 of the cable compartment 500 are shown open.
  • Reference numeral 41 denotes each door hinge.
  • the upper shutter 30a of the upper shutter device 30 that covers the terminal portion of the bus-side primary bushing 18 of the switch gear 1 and the lower shutter 31b of the lower shutter device 31 that covers the terminal portion of the cable-side primary bushing 19 are shown closed. Details of the operation of the circuit breaker 26 and the earthing switch 33, the operation of the interlock mechanism, etc. are not directly related to the elements of the present invention, so that the description thereof is omitted.
  • the switchgear 1 In the normal medium voltage class metal closed type switchgear 1, the switchgear 1 has a height of about 2000 mm to 2300 mm due to the insulation design of the switchgear (air insulation distance) and the size of the storage device.
  • the width of the gear 1 is about 600 mm to 700 mm, and the space left by pulling out the circuit breaker 26 and the carriage 32 is such that the operator can enter in a normal posture.
  • an operator can enter the space after the drawer, and maintenance and inspection of the equipment and conductors in the cable room, and the bus room can be easily removed by removing the partition plate 10 and maintenance of the bus room.
  • the ground lead 43 can be attached to ground the cable circuit.
  • the circuit breaker 26 drawn out of the switchgear 1 includes a circuit breaker drawing mechanism 27, a ground switch 33, an operation mechanism 37 of the ground switch 33, a ground switch mechanism 38, and an interlock mechanism 39.
  • Etc. are mounted on the carriage 32 and have the wheels 40. Therefore, it is easy to move to a place where maintenance work is easy to perform, and inspection work can be performed from all around them.
  • the breaker 26 is connected to the carriage 32 constituting a part of the partition plate of the breaker compartment 400 and the cable compartment 500 in a state where the switchgear 1 is inserted and installed at a predetermined position.
  • the circuit breaker drawing mechanism 27, the earthing switch 33, the operation mechanism 37, the earthing opening / closing mechanism 38, and the interlock mechanism 39 are installed in a lump so that the cart 32 can be pulled out to the outside of the switchgear 1. Therefore, without increasing the size of the switchgear 1, no maintenance space is required in the rear part and the ceiling part of the switchgear 1, and the electric room can be reduced.
  • the work of each part of the switchgear 1 is easy and reliable. A small switchgear 1 capable of high maintenance and inspection can be obtained.
  • the circuit breaker 26, the pull-out operation mechanism 27 of the circuit breaker 26 and the grounding switch 33, the operation mechanism 37 of the grounding switch 33 and the circuit breaker 26 and the grounding switch 33 are arranged.
  • the interlock mechanism 39 is pulled out from the casing 2 of the switchgear 1 together with the carriage 32 which is a partition between the circuit breaker compartment 400 and the cable compartment 500, so that the circuit breaker compartment 400 and the cable compartment 500 inside the switchgear 1 are pulled out. There are no partitions between them, and the necessary maintenance work space can be secured.
  • the work required for maintenance of the mechanical parts such as the wear inspection of the mechanism and the grease up, such as the circuit breaker 26, the ground switch 33, the operation mechanism 37 of the ground switch 33 and the interlock mechanism 39, are all mounted on the carriage 32. Since it is drawn out to the outside of the switchgear 1, it can be accessed from the entire periphery of the carriage 32, and the maintenance work and the reliability of inspection can be improved, for example, a small part can be reliably maintained and inspected.
  • the switchgear 1 according to the first embodiment does not require operation and maintenance from the back side of the switchgear 1, an arrangement configuration in which the back side is abutted against the wall of the electric chamber is possible, and a work space on the ceiling is also possible. This is unnecessary and has the effect of greatly reducing the space in the electrical room.
  • FIG. A second embodiment of the present invention will be described with reference to FIG. 4 is a side sectional view showing a switchgear according to Embodiment 2 of the present invention.
  • 44 is an insulating bushing having a conductor penetrating inside
  • 45 is an instrument transformer
  • 46 is a primary protection fuse of the instrument transformer 45
  • 47 is a through-type current transformer (shown in cross section in the figure)
  • Reference numeral 48 denotes an insulating support. Others are the same as those in FIG.
  • the switchgear 1 shown in FIG. 4 is applied to, for example, a power receiving circuit, and is provided with an instrument transformer 45 and a ground switch 33 in the circuit portion of the cable 24.
  • An insulating bushing 44 penetrating the conductor is provided on the insulating support 36 of the fixed terminal 34 of the ground switch 33, and an instrument transformer 45 is connected to the inside of the carriage 32 via a primary protection fuse 46.
  • the switchgear 1 shown in the second embodiment has an instrument transformer 45, a primary protection fuse 46, and a secondary protection fuse (not shown) efficiently mounted on the carriage 32 in addition to the first embodiment described above.
  • the switchgear 1 is widened so as not to hinder the maintenance and inspection of the cable section, or a separate housing is provided for storing the instrument transformer 45 and the like. It was necessary to configure the body as a row board, and there was a problem that the electric room was enlarged, but this could be solved, and a small switchgear 1 of the same size regardless of the presence or absence of the instrument transformer 45 Can do.
  • FIG. 5 is a side sectional view showing a switchgear according to Embodiment 3 of the present invention.
  • 6 is a side sectional view showing a state in which a door is opened in a switchgear according to Embodiment 3 of the present invention.
  • 49 is an integral door
  • 50 is a partition plate formed on the integral door 49.
  • the integrated door 49 is a front door of both the circuit breaker compartment 400 and the cable compartment 500 below it, and the circuit breaker compartment 400 and the cable compartment 500 are partitioned by the partition plate 50 in a state where the integrated door 49 is closed. is there.
  • FIG. 6 shows a state in which the integrated door 49 is opened.
  • the partition plate 50 is formed in a substantially plate-like protrusion on the inner surface of the integrated door 49, and both ends of the integrated door 49 in the width direction of the switch gear 1.
  • a notch is formed so as not to mechanically interfere with the column of the housing 2.
  • a partition between the circuit breaker compartment 400 and the cable compartment 500 is formed by entering the upper part of the upper surface of the carriage 32 with the integrated door 49 closed.
  • the switch gear 1 of the third embodiment can reduce the number of door parts, a more inexpensive switch gear 1 can be obtained.
  • the present invention is suitable for realizing a switchgear that can secure a necessary maintenance / inspection work space inside the switchgear.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Patch Boards (AREA)
  • Trip Switchboards (AREA)
PCT/JP2012/075649 2011-12-08 2012-10-03 スイッチギヤ WO2013084572A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2013548135A JP5714127B2 (ja) 2011-12-08 2012-10-03 スイッチギヤ
KR1020147014573A KR101633567B1 (ko) 2011-12-08 2012-10-03 스위치 기어
CN201280059873.9A CN103975493B (zh) 2011-12-08 2012-10-03 开关装置
DE112012005137.8T DE112012005137B4 (de) 2011-12-08 2012-10-03 Schaltanlage

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011268539 2011-12-08
JP2011-268539 2011-12-08

Publications (1)

Publication Number Publication Date
WO2013084572A1 true WO2013084572A1 (ja) 2013-06-13

Family

ID=48573955

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/075649 WO2013084572A1 (ja) 2011-12-08 2012-10-03 スイッチギヤ

Country Status (4)

Country Link
JP (1) JP5714127B2 (de)
KR (1) KR101633567B1 (de)
DE (1) DE112012005137B4 (de)
WO (1) WO2013084572A1 (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2863498A1 (de) * 2013-10-16 2015-04-22 LSIS Co., Ltd. Türverriegelungsvorrichtung für Transformatorraum eines Vakuumschutzschalters
WO2015114421A1 (de) * 2014-01-31 2015-08-06 Rhomberg Bahntechnik Gmbh Elektrische schaltvorrichtung
CN106252147A (zh) * 2016-08-20 2016-12-21 嘉兴市正辉电力设备有限公司 一种真空断路器的锁止装置
CN106252121A (zh) * 2016-08-20 2016-12-21 嘉兴市正辉电力设备有限公司 一种高压进线柜和自发电柜联锁装置
EP3671987A1 (de) * 2018-12-19 2020-06-24 ABB Schweiz AG Ausziehbare schaltanlage mit motorisiertem einzugsmodul

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102163626B1 (ko) * 2018-11-21 2020-10-08 주식회사 대홍전기 Mcsg 용 인출 모듈
KR102208227B1 (ko) * 2018-11-21 2021-01-27 주식회사 대홍전기 메탈 클레드 스위치기어
EP3840146A1 (de) * 2019-12-16 2021-06-23 Siemens Aktiengesellschaft Wagen für einen luftisolierten schaltschrank und luftisolierter schaltschrank mit einem solchen wagen

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Publication number Priority date Publication date Assignee Title
JPS53123134U (de) * 1977-03-09 1978-09-30
JPS61112503A (ja) * 1984-11-06 1986-05-30 株式会社東芝 閉鎖配電盤
JPH04244709A (ja) * 1991-01-30 1992-09-01 Fuji Electric Co Ltd 配電盤の引出しユニット
WO2008087746A1 (ja) * 2007-01-19 2008-07-24 Mitsubishi Electric Corporation スイッチギヤ

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DE451749C (de) 1927-10-31 Aeg Ausziehbarer Schaltkasten
DE971607C (de) 1952-08-13 1959-02-26 Voigt & Haeffner Ag Anordnung fuer fahrbare, mit Transportrollen versehene elektrische Schaltwagen, insbesondere fuer blechgekapselte Hochspannungs-Schaltanlagen
CH350341A (fr) * 1959-02-17 1960-11-30 Gardy Particip App Cellule préfabriquée destinée à une installation de transport d'énergie
DE1160056B (de) * 1960-07-07 1963-12-27 Continental Elektro Ind Ag Hochspannungszelle mit Stromwandler und ausfahrbarem Schaltwagen
JPS5399539U (de) * 1977-01-17 1978-08-11
JPS615844Y2 (de) * 1979-02-05 1986-02-22
JPS56101116U (de) * 1979-12-29 1981-08-08
JPS58115807U (ja) * 1982-02-02 1983-08-08 株式会社東芝 閉鎖配電盤
JPS5934407U (ja) * 1982-08-26 1984-03-03 三菱電機株式会社 閉鎖配電盤
DE19633538C2 (de) * 1996-08-20 1998-07-09 Driescher Eltech Werk Mittelspannungs-Schaltfeld in Einschubtechnik
JPH1080018A (ja) * 1996-09-04 1998-03-24 Hitachi Ltd 引出形高圧開閉装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53123134U (de) * 1977-03-09 1978-09-30
JPS61112503A (ja) * 1984-11-06 1986-05-30 株式会社東芝 閉鎖配電盤
JPH04244709A (ja) * 1991-01-30 1992-09-01 Fuji Electric Co Ltd 配電盤の引出しユニット
WO2008087746A1 (ja) * 2007-01-19 2008-07-24 Mitsubishi Electric Corporation スイッチギヤ

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2863498A1 (de) * 2013-10-16 2015-04-22 LSIS Co., Ltd. Türverriegelungsvorrichtung für Transformatorraum eines Vakuumschutzschalters
US9732543B2 (en) 2013-10-16 2017-08-15 Lsis Co., Ltd. Door interlock device for transformer room of vacuum circuit breaker
WO2015114421A1 (de) * 2014-01-31 2015-08-06 Rhomberg Bahntechnik Gmbh Elektrische schaltvorrichtung
CN106252147A (zh) * 2016-08-20 2016-12-21 嘉兴市正辉电力设备有限公司 一种真空断路器的锁止装置
CN106252121A (zh) * 2016-08-20 2016-12-21 嘉兴市正辉电力设备有限公司 一种高压进线柜和自发电柜联锁装置
EP3671987A1 (de) * 2018-12-19 2020-06-24 ABB Schweiz AG Ausziehbare schaltanlage mit motorisiertem einzugsmodul

Also Published As

Publication number Publication date
CN103975493A (zh) 2014-08-06
JPWO2013084572A1 (ja) 2015-04-27
DE112012005137B4 (de) 2022-06-23
KR20140084321A (ko) 2014-07-04
KR101633567B1 (ko) 2016-06-24
JP5714127B2 (ja) 2015-05-07
DE112012005137T5 (de) 2014-10-23

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