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TWI455775B - 真空遮斷器用電極材料之製造方法、真空遮斷器用電極材料及真空遮斷器用電極 - Google Patents

真空遮斷器用電極材料之製造方法、真空遮斷器用電極材料及真空遮斷器用電極 Download PDF

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Publication number
TWI455775B
TWI455775B TW100121379A TW100121379A TWI455775B TW I455775 B TWI455775 B TW I455775B TW 100121379 A TW100121379 A TW 100121379A TW 100121379 A TW100121379 A TW 100121379A TW I455775 B TWI455775 B TW I455775B
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TW
Taiwan
Prior art keywords
vacuum interrupter
electrode
particle diameter
mixing
outer peripheral
Prior art date
Application number
TW100121379A
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English (en)
Other versions
TW201226079A (en
Inventor
野田泰司
佐藤裕昌
Original Assignee
明電舍股份有限公司
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
Priority claimed from JP2010143243A external-priority patent/JP5614708B2/ja
Priority claimed from JP2010284649A external-priority patent/JP5614721B2/ja
Application filed by 明電舍股份有限公司 filed Critical 明電舍股份有限公司
Publication of TW201226079A publication Critical patent/TW201226079A/zh
Application granted granted Critical
Publication of TWI455775B publication Critical patent/TWI455775B/zh

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
    • H01H1/0206—Contacts characterised by the material thereof specially adapted for vacuum switches containing as major components Cu and Cr
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B22F3/26—Impregnating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/04—Alloys based on tungsten or molybdenum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0036—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • 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
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
    • H01H33/6642—Contacts; Arc-extinguishing means, e.g. arcing rings having cup-shaped contacts, the cylindrical wall of which being provided with inclined slits to form a coil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Powder Metallurgy (AREA)

Claims (6)

  1. 一種真空遮斷器用電極材料之製造方法，其特徵在於，包括：混合步驟，其係以Mo：Cr=1：1～9：1混合比率均勻混合粒徑為0.8～6μm之Mo粉與粒徑為40～300μm之鋁熱劑Cr粉，混合重量設為Mo≧Cr；壓製燒結步驟，其係以壓製壓力1～4t/cm2 加壓成形於上述混合步驟中混合而成之混合物後形成成形體，且實施燒結將上述成形體製成預燒結體，上述燒結係於1100～1200℃溫度下保持1～2小時；以及Cu浸潤步驟，其係於上述壓製燒結步驟中所形成之預燒結體上配置Cu薄板，以於1100～1200℃溫度下保持1～2小時之方式，使Cu液相燒結至上述預燒結體中產生浸潤。
  2. 一種真空遮斷器用電極材料，其特徵在於：根據申請專利範圍第1項之製造方法加以製造，含有粒徑20～150μm之Cu為30～50wt%與粒徑1～5μm之Mo-Cr為50～70wt%。
  3. 一種真空遮斷器用電極，其特徵在於：包含固定於導電棒頭部之杯形接觸材料，以及固著於上述杯形接觸材料之端面上且成為電弧產生部之接觸板；且於上述杯形接觸材料之一端之外周面部分上設置有相對於軸線傾斜之複數槽口構成縱磁場形真空遮斷器用電極，上述接觸板係使用中央部件以及Cu-Cr材質之外周部件一體化構成，上述中央部件含有粒徑20～150μm之Cu為30～50wt%與粒徑1～5μm之Mo-Cr為50～70wt%，上述外周部件係由與上述中央部件具有良好相性且具有高遮斷性能之高耐電壓材料製成，而且配置於上述中央部件外側加以固著。
  4. 如申請專利範圍第3項所述之真空遮斷器用電極，其中上述外周部件由燒結合金形成為環狀，上述中央部件由燒結合金形成為圓板狀。
  5. 如申請專利範圍第4項所述之真空遮斷器用電極，其中上述中央部件於上述杯形接觸材料側固著有圓形銅板。
  6. 如申請專利範圍第3項所述之真空遮斷器用電極，其中上述外周部件由高耐電壓材料形成為凹圓板形，於上述外周部件之凹部內配置有上述中央部件，該中央部件具有良好之通電性能且由高電流遮斷性能材料製作而成。
TW100121379A 2010-06-24 2011-06-20 真空遮斷器用電極材料之製造方法、真空遮斷器用電極材料及真空遮斷器用電極 TWI455775B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010143243A JP5614708B2 (ja) 2010-06-24 2010-06-24 真空遮断器用電極材料の製造方法及び真空遮断器用電極材料
JP2010284649A JP5614721B2 (ja) 2010-12-21 2010-12-21 真空遮断器用電極

Publications (2)

Publication Number Publication Date
TW201226079A TW201226079A (en) 2012-07-01
TWI455775B true TWI455775B (zh) 2014-10-11

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US (2) US9281136B2 (zh)
EP (1) EP2586882B1 (zh)
CN (1) CN103038376B (zh)
TW (1) TWI455775B (zh)
WO (1) WO2011162398A1 (zh)

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JP6051142B2 (ja) * 2013-10-23 2016-12-27 株式会社日立製作所 真空バルブ用電気接点およびその製造方法
US9719155B2 (en) * 2014-03-04 2017-08-01 Meidensha Corporation Alloy
EP3109883B1 (en) * 2014-03-04 2019-07-31 Meidensha Corporation Electrode material
JP5920408B2 (ja) 2014-06-16 2016-05-18 株式会社明電舎 電極材料の製造方法
JP6015725B2 (ja) * 2014-09-11 2016-10-26 株式会社明電舎 電極材料の製造方法
JP6070777B2 (ja) * 2015-06-24 2017-02-01 株式会社明電舎 電極材料の製造方法
JP6090388B2 (ja) * 2015-08-11 2017-03-08 株式会社明電舎 電極材料及び電極材料の製造方法
JP6075423B1 (ja) 2015-09-03 2017-02-08 株式会社明電舎 真空遮断器
KR101744821B1 (ko) * 2015-12-22 2017-06-08 현대자동차 주식회사 초박형 스위치 및 이의 제조방법
CN105965024B (zh) * 2016-06-08 2018-05-29 西安理工大学 一种高熵合金用于液相连接CuW和CuCr材料的方法
US10468205B2 (en) * 2016-12-13 2019-11-05 Eaton Intelligent Power Limited Electrical contact alloy for vacuum contactors
RU2706013C2 (ru) * 2016-12-19 2019-11-13 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" Нанокомпозитные материалы на основе металлических псевдосплавов для контактов переключателей мощных электрических сетей с повышенными физико-механическими свойствами
JP6323578B1 (ja) * 2017-02-02 2018-05-16 株式会社明電舎 電極材料の製造方法及び電極材料
EP3723110B1 (en) * 2019-04-12 2025-10-29 ABB Schweiz AG Synchronized opening of circuit breaker
DE102020212377A1 (de) * 2020-09-30 2022-03-31 Siemens Aktiengesellschaft Kompakte Vakuumschaltröhre

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Also Published As

Publication number Publication date
US20130199905A1 (en) 2013-08-08
US9570245B2 (en) 2017-02-14
EP2586882A1 (en) 2013-05-01
CN103038376B (zh) 2014-12-03
WO2011162398A1 (ja) 2011-12-29
EP2586882A4 (en) 2014-05-21
US9281136B2 (en) 2016-03-08
EP2586882B1 (en) 2016-08-31
US20150200059A1 (en) 2015-07-16
TW201226079A (en) 2012-07-01
CN103038376A (zh) 2013-04-10

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