RU2018106705A - VACUUM SWITCH ASSEMBLY WITH MEDIUM VOLTAGE CIRCUIT BREAKER - Google Patents

VACUUM SWITCH ASSEMBLY WITH MEDIUM VOLTAGE CIRCUIT BREAKER Download PDF

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Publication number
RU2018106705A
RU2018106705A RU2018106705A RU2018106705A RU2018106705A RU 2018106705 A RU2018106705 A RU 2018106705A RU 2018106705 A RU2018106705 A RU 2018106705A RU 2018106705 A RU2018106705 A RU 2018106705A RU 2018106705 A RU2018106705 A RU 2018106705A
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RU
Russia
Prior art keywords
circuit breaker
contacts
vacuum circuit
assembly according
breaker assembly
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Application number
RU2018106705A
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Russian (ru)
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RU2750633C2 (en
RU2018106705A3 (en
Inventor
Джампиетро ТОСИ
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Джампиетро ТОСИ
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Publication of RU2018106705A publication Critical patent/RU2018106705A/en
Publication of RU2018106705A3 publication Critical patent/RU2018106705A3/ru
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Publication of RU2750633C2 publication Critical patent/RU2750633C2/en

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/003Earthing switches
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00Apparatus or processes specially adapted for the manufacture of electric switches
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/12Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/36Contacts characterised by the manner in which co-operating contacts engage by sliding
    • H01H1/42Knife-and-clip contacts
    • H01H2001/425Knife-and-clip contacts with separate contact pressure spring confined between two contact knifes and urging the knifes onto a mating contact
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/32Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/42Driving mechanisms, i.e. for transmitting driving force to the contacts using cam or eccentric
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02Details
    • H01H31/026Movable parts and contacts mounted thereon
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/14Air-break switches for high tension without arc-extinguishing or arc-preventing means with bridging contact that is not electrically connected to either line contact in open position of switch
    • H01H31/16Air-break switches for high tension without arc-extinguishing or arc-preventing means with bridging contact that is not electrically connected to either line contact in open position of switch with angularly-movable bridging contact or contact-carrying member
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/666Operating arrangements
    • H01H33/6661Combination with other type of switch, e.g. for load break switches

Claims (9)

1. Узел вакуумного выключателя с прерывателем среднего напряжения, включающий шкаф (20), в котором расположены опоры (11) для каждого вывода, пары противоположных неподвижных контактов (16, 17), которые могут быть по отдельности связаны с врубными контактами (18), причем врубные контакты (18) поочередно и выборочно поворачиваются до соприкосновения с одним или другим из двух неподвижных контактов (16, 17), соединенных по меньшей мере с одним пользователем или с заземлением, в замкнутое и разомкнутое положения, причем врубные контакты (18) поворачиваются посредством кулачкового привода (25, 26), который, с одной стороны, обеспечивает замкнутое и разомкнутое положения неподвижных контактов (16, 17) и врубных контактов (18) и, с другой стороны, соединение или разъединение подвижного (29) и неподвижного (38) контактов вакуумного выключателя (30), отличающийся тем, что врубные контакты (18) расположены на пластине (21), которая расположена непосредственно на управляющем вале (23), посредством которого она поворачивается, причем на пластине (21) также расположен кулачковый привод (25, 26), при этом каждый вывод снабжен кожухом, состоящим из двух половин (14, 15), изготовленных из изоляционного материала и содержащих упомянутые пары неподвижных контактов (16, 17), и при этом врубные контакты (18) являются парами врубных контактов.1. A vacuum circuit breaker assembly with a medium-voltage interrupter, including a cabinet (20), in which supports (11) are located for each terminal, pairs of opposite fixed contacts (16, 17), which can be individually connected to the cutting contacts (18), moreover, the cut-in contacts (18) are alternately and selectively rotated to contact one or the other of the two fixed contacts (16, 17) connected to at least one user or to ground, in the closed and open positions, and the cut-in contacts (18) are rotated by means of a cam drive (25, 26), which, on the one hand, provides the closed and open positions of the fixed contacts (16, 17) and the cut-in contacts (18) and, on the other hand, the connection or separation of the movable (29) and fixed (38 ) contacts of the vacuum circuit breaker (30), characterized in that the cut-in contacts (18) are located on the plate (21), which is located directly on the control shaft (23), by means of which it rotates, and the cam drive is also located on the plate (21) ( 25, 26), with each pin provided It is provided with a casing consisting of two halves (14, 15) made of insulating material and containing the aforementioned pairs of fixed contacts (16, 17), while the cut-in contacts (18) are pairs of cut-in contacts. 2. Узел вакуумного выключателя с прерывателем по п. 1, отличающийся тем, что упомянутый кулачковый привод пластины (21) включает паз (25) для кулачка, выполненный в пластине (21), и скользящий палец (26) в пазе (25) для кулачка, выполненный как одно целое с концом подвижного контакта (29) вакуумного выключателя (30).2. Vacuum circuit breaker assembly according to claim 1, characterized in that said cam drive of the plate (21) includes a groove (25) for the cam made in the plate (21) and a sliding pin (26) in the groove (25) for cam made integrally with the end of the movable contact (29) of the vacuum switch (30). 3. Узел вакуумного выключателя с прерывателем по п. 2, отличающийся тем, что по меньшей мере один упругий элемент (33) введен между подвижным контактом (29) и пальцем (26).3. A vacuum circuit breaker assembly according to claim 2, characterized in that at least one elastic element (33) is inserted between the movable contact (29) and the finger (26). 4. Узел вакуумного выключателя с прерывателем по п. 3, отличающийся тем, что упомянутый упругий элемент состоит из пружины (33), расположенной между вилкой, на которую опирается палец (26), и шайбой (36), удерживаемой над стержнем (28) подвижного контакта (29) посредством винта (37).4. A vacuum circuit breaker assembly according to claim 3, characterized in that said elastic element consists of a spring (33) located between the fork on which the pin (26) rests and a washer (36) held above the shaft (28) movable contact (29) by means of screw (37). 5. Узел вакуумного выключателя с прерывателем по п. 4, отличающийся тем, что вилка (27) в центральной плоской части снабжена отверстием (35), в котором расположена проставка (34), установленная соосно внутри пружины (33).5. A vacuum circuit breaker assembly according to claim 4, characterized in that the plug (27) in the central flat part is provided with an opening (35) in which a spacer (34) is mounted coaxially inside the spring (33). 6. Узел вакуумного выключателя с прерывателем по п. 2, отличающийся тем, что паз (25) для кулачка имеет две противоположные мертвые точки (31, 32) для пальца (26).6. A vacuum circuit breaker assembly according to claim 2, characterized in that the groove (25) for the cam has two opposite dead points (31, 32) for the finger (26). 7. Узел вакуумного выключателя с прерывателем по п. 1, отличающийся тем, что управляющий вал (23) имеет шестиугольное сечение и введен в шестиугольное проходное отверстие (22), выполненное в пластине (21), причем управляющий вал (23) поворачивают вручную или посредством механизированного рычажного органа управления.7. The vacuum circuit breaker assembly according to claim 1, characterized in that the control shaft (23) has a hexagonal cross section and is inserted into a hexagonal bore (22) made in the plate (21), and the control shaft (23) is rotated manually or by means of a mechanized lever control. 8. Узел вакуумного выключателя с прерывателем по одному или нескольким из предшествующих пунктов, отличающийся тем, что на наружных противоположных частях каждого врубного контакта (18) расположена плоская пружина (43), которая прижимает врубной контакт (18) к одному контакту (16, 17), обеспечивая надлежащий электрический контакт.8. A vacuum circuit breaker assembly according to one or more of the preceding paragraphs, characterized in that a flat spring (43) is located on the outer opposite parts of each cutting contact (18), which presses the cutting contact (18) to one contact (16, 17 ), ensuring proper electrical contact. 9. Узел вакуумного выключателя с прерывателем по одному или нескольким из предшествующих пунктов, отличающийся тем, что упомянутые пары врубных контактов (18) движутся в пазах (19), выполненных между двумя половинами (14, 15) кожуха, когда они соединены друг с другом.9. A vacuum circuit breaker assembly according to one or more of the preceding paragraphs, characterized in that said pair of cutting contacts (18) move in grooves (19) made between two halves (14, 15) of the casing when they are connected to each other .
RU2018106705A 2017-02-23 2018-02-22 Vacuum switch assembly with medium voltage interruptor RU2750633C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102017000020449A IT201700020449A1 (en) 2017-02-23 2017-02-23 VACUUM SWITCH UNIT WITH MEDIUM VOLTAGE DISCONNECTOR
IT102017000020449 2017-02-23

Publications (3)

Publication Number Publication Date
RU2018106705A true RU2018106705A (en) 2019-08-22
RU2018106705A3 RU2018106705A3 (en) 2021-05-25
RU2750633C2 RU2750633C2 (en) 2021-06-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2018106705A RU2750633C2 (en) 2017-02-23 2018-02-22 Vacuum switch assembly with medium voltage interruptor

Country Status (5)

Country Link
EP (1) EP3367408B1 (en)
ES (1) ES2786982T3 (en)
IT (1) IT201700020449A1 (en)
PL (1) PL3367408T3 (en)
RU (1) RU2750633C2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10693284B2 (en) * 2017-08-09 2020-06-23 Seth Benson Grounding switch for use in metal-clad switchgear
GB2582172B (en) * 2019-03-13 2022-10-19 As Tavrida Electric Exp Insulated switchgear for electrical power systems
EP3966842A4 (en) * 2019-05-06 2022-12-28 Abb Schweiz Ag Earthing switch for switchgear and switchgear
CN112992575B (en) * 2019-12-17 2022-08-19 天津平高智能电气有限公司 Movable and static tube core alignment assembly tool of vacuum arc extinguish chamber
EP3843117B1 (en) * 2019-12-24 2023-11-15 Elna Kabel d.o.o. Load-break switch without sf6 gas having a vacuum circuit interrupter for medium-voltage switching systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1232595A (en) * 1967-08-25 1971-05-19
GB1263375A (en) * 1968-06-10 1972-02-09 Tokyo Shibaura Electric Co A vacuum switching apparatus
SU1246167A1 (en) * 1984-07-31 1986-07-23 Севастопольский Приборостроительный Институт Vacuum cicuit breaker
GB8502036D0 (en) * 1985-01-28 1985-02-27 Ass Elect Ind Interrupter/isolator
FR2744284B1 (en) * 1996-01-29 1998-04-03 Schneider Electric Sa MEDIUM VOLTAGE MULTIPOLAR CIRCUIT BREAKER OR CIRCUIT BREAKER
US6723939B2 (en) * 2002-09-11 2004-04-20 Eaton Corporation Isolation switch for electric power systems
RU2249874C2 (en) * 2003-03-26 2005-04-10 Общество С Ограниченной Ответственностью "Промышленная Группа Тэл Таврида Электрик" Vacuum switch
EP2461338B2 (en) * 2010-12-03 2017-03-01 ABB Schweiz AG Circuit breaker arrangement for medium voltage to high voltage applications

Also Published As

Publication number Publication date
IT201700020449A1 (en) 2018-08-23
RU2750633C2 (en) 2021-06-30
RU2018106705A3 (en) 2021-05-25
EP3367408A1 (en) 2018-08-29
EP3367408B1 (en) 2019-11-27
ES2786982T3 (en) 2020-10-14
PL3367408T3 (en) 2020-06-01

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