EP4604164A4 - RELAY - Google Patents

RELAY

Info

Publication number
EP4604164A4
EP4604164A4 EP23876743.8A EP23876743A EP4604164A4 EP 4604164 A4 EP4604164 A4 EP 4604164A4 EP 23876743 A EP23876743 A EP 23876743A EP 4604164 A4 EP4604164 A4 EP 4604164A4
Authority
EP
European Patent Office
Prior art keywords
relay
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.)
Pending
Application number
EP23876743.8A
Other languages
German (de)
French (fr)
Other versions
EP4604164A1 (en
Inventor
Wenguang Dai
Meng Wang
Liji Su
Songsheng Chen
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.)
Xiamen Hongfa Electric Power Controls Co Ltd
Original Assignee
Xiamen Hongfa Electric Power Controls 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 Xiamen Hongfa Electric Power Controls Co Ltd filed Critical Xiamen Hongfa Electric Power Controls Co Ltd
Publication of EP4604164A1 publication Critical patent/EP4604164A1/en
Publication of EP4604164A4 publication Critical patent/EP4604164A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/36—Stationary parts of magnetic circuit, e.g. yoke
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/36—Stationary parts of magnetic circuit, e.g. yoke
    • H01H50/38—Part of main magnetic circuit shaped to suppress arcing between the contacts of the relay
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/44—Magnetic coils or windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/54—Contact arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/54—Contact arrangements
    • H01H50/546—Contact arrangements for contactors having bridging contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
    • 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
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/443—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Contacts (AREA)
  • Electromagnets (AREA)
EP23876743.8A 2022-10-12 2023-10-11 RELAY Pending EP4604164A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202211248733.8A CN117877930A (en) 2022-10-12 2022-10-12 Relay
PCT/CN2023/124058 WO2024078542A1 (en) 2022-10-12 2023-10-11 Relay

Publications (2)

Publication Number Publication Date
EP4604164A1 EP4604164A1 (en) 2025-08-20
EP4604164A4 true EP4604164A4 (en) 2026-01-28

Family

ID=90579888

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23876743.8A Pending EP4604164A4 (en) 2022-10-12 2023-10-11 RELAY

Country Status (5)

Country Link
EP (1) EP4604164A4 (en)
JP (1) JP2025533270A (en)
KR (1) KR20250087653A (en)
CN (1) CN117877930A (en)
WO (1) WO2024078542A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121054436A (en) * 2024-05-30 2025-12-02 厦门宏发电力电器有限公司 Relay device
CN120824656B (en) * 2025-07-22 2026-04-10 伊发控股集团有限公司 Multi-module integrated electric energy metering box

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014157830A (en) * 2014-04-21 2014-08-28 Panasonic Corp Contact device
CN216528650U (en) * 2021-12-01 2022-05-13 昆山国力源通新能源科技有限公司 Anti-short-circuit current contact structure

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH079325Y2 (en) * 1988-09-27 1995-03-06 松下電工株式会社 Sealed relay
CN110349811B (en) * 2019-08-08 2024-11-08 东莞市中汇瑞德电子股份有限公司 Short-circuit-resistant structure of high-capacity relay
CN212182232U (en) * 2020-07-08 2020-12-18 尼普顿电器（昆山）有限公司 DC relay capable of bearing large current impact after contact abrasion
CN218730704U (en) * 2022-10-12 2023-03-24 厦门宏发电力电器有限公司 Relay with a movable contact

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014157830A (en) * 2014-04-21 2014-08-28 Panasonic Corp Contact device
CN216528650U (en) * 2021-12-01 2022-05-13 昆山国力源通新能源科技有限公司 Anti-short-circuit current contact structure

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024078542A1 *

Also Published As

Publication number Publication date
WO2024078542A1 (en) 2024-04-18
EP4604164A1 (en) 2025-08-20
KR20250087653A (en) 2025-06-16
JP2025533270A (en) 2025-10-03
CN117877930A (en) 2024-04-12

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