EP3748665A4 - Contact operating mechanism of circuit breaker - Google Patents

Contact operating mechanism of circuit breaker Download PDF

Info

Publication number
EP3748665A4
EP3748665A4 EP19746886.1A EP19746886A EP3748665A4 EP 3748665 A4 EP3748665 A4 EP 3748665A4 EP 19746886 A EP19746886 A EP 19746886A EP 3748665 A4 EP3748665 A4 EP 3748665A4
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
operating mechanism
contact operating
contact
breaker
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19746886.1A
Other languages
German (de)
French (fr)
Other versions
EP3748665B1 (en
EP3748665A1 (en
Inventor
Lianghua Wang
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.)
Zhejiang Aoelec Electrical Co Ltd
Original Assignee
Yueqing Yewei Electric Co Ltd
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 Yueqing Yewei Electric Co Ltd filed Critical Yueqing Yewei Electric Co Ltd
Publication of EP3748665A1 publication Critical patent/EP3748665A1/en
Publication of EP3748665A4 publication Critical patent/EP3748665A4/en
Application granted granted Critical
Publication of EP3748665B1 publication Critical patent/EP3748665B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
    • H01H71/526—Manual reset mechanisms which may be also used for manual release actuated by lever the lever forming a toggle linkage with a second lever, the free end of which is directly and releasably engageable with a contact structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/1009—Interconnected mechanisms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
    • H01H71/521—Details concerning the lever handle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02—Details
    • H01H73/04—Contacts
EP19746886.1A 2018-02-02 2019-01-08 Contact operating mechanism of circuit breaker Active EP3748665B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810106100.0A CN108198736B (en) 2018-02-02 2018-02-02 Contact operating mechanism of circuit breaker
PCT/CN2019/070875 WO2019149038A1 (en) 2018-02-02 2019-01-08 Contact operating mechanism of circuit breaker

Publications (3)

Publication Number Publication Date
EP3748665A1 EP3748665A1 (en) 2020-12-09
EP3748665A4 true EP3748665A4 (en) 2021-11-03
EP3748665B1 EP3748665B1 (en) 2023-09-06

Family

ID=62592020

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19746886.1A Active EP3748665B1 (en) 2018-02-02 2019-01-08 Contact operating mechanism of circuit breaker

Country Status (6)

Country Link
EP (1) EP3748665B1 (en)
CN (1) CN108198736B (en)
AU (1) AU2019215324B2 (en)
ES (1) ES2964485T3 (en)
HU (1) HUE064035T2 (en)
WO (1) WO2019149038A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108198736B (en) * 2018-02-02 2024-04-12 浙江奥来电器有限公司 Contact operating mechanism of circuit breaker
CN110534382A (en) * 2019-09-25 2019-12-03 周义才 A kind of DPN air switch or leakage switch dynamic contact mechanism
CN112582232A (en) * 2020-12-25 2021-03-30 浙江奥来电器有限公司 Linkage device of lock catch and moving contact of circuit breaker
CN112530757A (en) * 2020-12-25 2021-03-19 浙江奥来电器有限公司 Moving contact operating mechanism of circuit breaker
CN112530758A (en) * 2020-12-25 2021-03-19 浙江奥来电器有限公司 Circuit breaker
CN117393394B (en) * 2023-12-12 2024-03-12 苏州普兆新能源设备有限公司 Switching-on and switching-off mechanism for circuit breaker

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205564679U (en) * 2016-04-27 2016-09-07 乐清市也为电气有限公司 Moving contact operating device of electric leakage circuit breaker

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4459572A (en) * 1982-09-10 1984-07-10 Eaton Corporation Circuit breaker with improved latch trip mechanism
CN201007977Y (en) * 2006-11-21 2008-01-16 厦门士林电机有限公司 Operating mechanism of circuit-breaking switch
CN104241038B (en) * 2014-08-28 2016-06-01 三信国际电器上海有限公司 The operating mechanism of a kind of small-sized isolating switch
CN205542653U (en) * 2016-04-14 2016-08-31 乐清市智顺电气有限公司 Electrical protective device's operating device
CN105845521A (en) * 2016-05-31 2016-08-10 乐清市也为电气有限公司 Moving contact operating mechanism of small-size circuit breaker
CN207765387U (en) * 2018-02-02 2018-08-24 乐清市也为电气有限公司 A kind of contact operating mechanism of breaker
CN108198736B (en) * 2018-02-02 2024-04-12 浙江奥来电器有限公司 Contact operating mechanism of circuit breaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205564679U (en) * 2016-04-27 2016-09-07 乐清市也为电气有限公司 Moving contact operating device of electric leakage circuit breaker

Also Published As

Publication number Publication date
EP3748665B1 (en) 2023-09-06
AU2019215324A1 (en) 2020-06-11
ES2964485T3 (en) 2024-04-08
CN108198736B (en) 2024-04-12
WO2019149038A1 (en) 2019-08-08
AU2019215324B2 (en) 2020-11-05
EP3748665A1 (en) 2020-12-09
HUE064035T2 (en) 2024-02-28
CN108198736A (en) 2018-06-22

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