JP6173691B2 - 接点構造 - Google Patents
接点構造 Download PDFInfo
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- JP6173691B2 JP6173691B2 JP2012542959A JP2012542959A JP6173691B2 JP 6173691 B2 JP6173691 B2 JP 6173691B2 JP 2012542959 A JP2012542959 A JP 2012542959A JP 2012542959 A JP2012542959 A JP 2012542959A JP 6173691 B2 JP6173691 B2 JP 6173691B2
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- Prior art keywords
- contact
- movable
- movable member
- fixed
- terminal
- 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.)
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- 238000000926 separation method Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
- H01H1/2016—Bridging contacts in which the two contact pairs commutate at substantially different moments
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
- H01H1/2075—T-shaped bridge; bridging contact has lateral arm for mounting resiliently or on a pivot
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
- H01H1/26—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting with spring blade support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
- H01H2001/247—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting using an elastic hinge, the contact being composed of rigid parts connected by thinned flexible hinge parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
- H01H37/5418—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting using cantilevered bimetallic snap elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H81/00—Protective switches in which contacts are normally closed but are repeatedly opened and reclosed as long as a condition causing excess current persists, e.g. for current limiting
- H01H81/02—Protective switches in which contacts are normally closed but are repeatedly opened and reclosed as long as a condition causing excess current persists, e.g. for current limiting electrothermally operated
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Thermally Actuated Switches (AREA)
- Contacts (AREA)
Description
可動部材は、全体としてはストリップの形態であり、その一方の端部は、可動部材の上記接触および離間を可能ならしめるように支持され、可動部材の他方の端部は、可動接点を有して成り、
可動部材は、その両端部の間にくびれ部分を有することを特徴とする接点構造を提供する。
可動部材の材料:高強度と優れたバネ性を兼ね備えた材料(例えばベリリウム銅製)
可動部材の長さL:15mm(±10mm)
可動部材の幅b:10mm(±7mm)
くびれ部分の形状:矩形もしくは台形
くびれ部分の位置:可動接点(例えば図2の可動接点106)に近い方が好ましい(例えば可動部材の可動端子として機能する可動部材の端部から例えば0.05L〜0.4L、特に0.1L〜0.3Lの距離の位置)
くびれ部分の幅a:可及的に細いのが好ましい(例えば、a:b=0.5〜2:2〜4、例えばa:b=1:3程度)
凹部の深さc(図1の長さc1(=c2)):くびれ部分が可動部材の幅方向で中央に位置するように選択
くびれ部分の長さd:0.5mm以上(例えば0.5mm〜15mm、好ましくは2mm〜12mm、より好ましくは3〜10mm)
可動部材の板厚:0.15mm(±0.05mm)
態様(1)L:16.4mm,b:4.4mm,a:1.5mm
態様(2)L:22.0mm,b:11.0mm,a:8.0mm
態様(3)L:25.0mm,b:11.0mm,a:7.0mm
(1)PTC素子と可動端子とは電気的に並列に接続され、
(2)回路開閉素子は、バイメタル素子の動作温度(Top)における動作によって、電流を流すように位置する可動端子を移動させて可動接点を固定接点から離間させることによって、回路開閉素子を流れる電流を遮断でき、また、バイメタル素子の復帰温度(Tcl)における復帰によって、電流を遮断するように位置している可動端子を移動させて可動接点を固定接点に接触させることによって回路開閉素子に電流を流すことができ、
(3)バイメタル素子は、PTC素子と可動端子との間に配置されていること
を特徴とする回路保護デバイスを提供する。
(1)PTC素子と回路開閉素子とは電気的に並列に接続され、
(2)回路開閉素子は、バイメタル素子の動作温度(Top)における動作によって、電流を流すように位置する可動端子(詳しくはそこに配置された可動接点)を移動させて固定端子(詳しくはそこに配置された固定接点)から離間させて回路開閉素子を流れる電流を遮断でき、また、バイメタル素子の復帰温度(Tcl)における復帰によって、電流を通電するように構成されているが、遮断するように位置している状態にある可動端子(詳しくはそこに配置された可動接点)を移動させて固定端子(詳しくはそこに配置された固定接点)に接触させて回路開閉素子に電流を流すことができる。
16…くびれ部分、18,20…点線部分
22…長辺、24…短辺、26…凹部
a…くびれ部分の幅、b…可動部材の幅
c…くびれ部分の深さ、d…くびれ部分の長さ
100…接点構造、102…可動部材
104…可動端子、106…可動接点
108…くびれ部分、110,112…固定部材
114,116…固定端子、118,120…固定接点
122…可動部材の長手方向軸、200…回路保護デバイス
210…PTC素子、213…くびれ部分
214…バイメタル素子、215…バイメタル素子の先端部
216…可動部材、217…可動端子
218,219…可動接点、220,221…固定部材
222,223…固定接点、230…下側リード
232…上側リード、238…ベースプレート
240…スペーサー、242…上側プレート
244…ピン、246…ケーシング
248…開口部、250…絶縁材料、252…接着剤
Claims (3)
- それぞれが固定接点を有する2つの固定部材、およびそれぞれの固定部材の固定接点に接触する、またはそれぞれの固定部材の固定接点から離間する可動接点を有する可動部材を有して成る接点構造であって、
接点構造は、ダブルブレークまたはダブルメイク接点構造であり、
可動部材は、全体としてはストリップの形態であり、その一方の端部は、可動部材の上記接触および離間を可能ならしめるように支持され、可動部材の他方の端部は、可動接点を有して成り、
可動部材は、その両端部の間にくびれ部分を有し、
可動部材の長さが、5mm〜20mmであり、
可動部材の幅が、3mm〜17mmであり、
くびれ部分の幅が、可動部材の幅の0.3〜0.6倍であり、
くびれ部分の長さが、0.5mm〜15mmであることを特徴とする接点構造を有し、
さらに、回路開閉要素としてのバイメタル素子および可動接点を有する可動端子を有して成る回路開閉素子、ならびにPTC素子を有して成る
回路保護デバイス。 - (1)PTC素子と可動端子とは電気的に並列に接続され、
(2)回路開閉素子は、バイメタル素子の動作温度(Top)における動作によって、電流を流すように位置する可動端子を移動させて可動接点を固定接点から離間させることによって、回路開閉素子を流れる電流を遮断でき、また、バイメタル素子の復帰温度(Tcl)における復帰によって、電流を遮断するように位置する可動端子を移動させて可動接点を固定接点に接触させることによって回路開閉素子に電流を流すことができ、
(3)バイメタル素子は、PTC素子と可動端子との間に配置されていること
を特徴とする請求項1に記載の回路保護デバイス。 - 請求項1または2に記載の回路保護デバイスを有して成る電気装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010252094 | 2010-11-10 | ||
JP2010252094 | 2010-11-10 | ||
PCT/JP2011/075842 WO2012063869A1 (ja) | 2010-11-10 | 2011-11-09 | 接点構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2012063869A1 JPWO2012063869A1 (ja) | 2014-05-12 |
JP6173691B2 true JP6173691B2 (ja) | 2017-08-02 |
Family
ID=46051009
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012542959A Active JP6173691B2 (ja) | 2010-11-10 | 2011-11-09 | 接点構造 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9520245B2 (ja) |
EP (1) | EP2639809A4 (ja) |
JP (1) | JP6173691B2 (ja) |
KR (1) | KR101914186B1 (ja) |
CN (1) | CN103282993B (ja) |
TW (1) | TWI584328B (ja) |
WO (1) | WO2012063869A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITMI20132139A1 (it) * | 2013-12-19 | 2015-06-20 | Electrica S R L | Dispositivo di protezione per apparecchi elettrici, in particolare per motori elettrici, compressori e trasformatori |
JPWO2015156136A1 (ja) * | 2014-04-09 | 2017-04-13 | Littelfuseジャパン合同会社 | 保護装置 |
JP6428425B2 (ja) * | 2015-03-20 | 2018-11-28 | オムロン株式会社 | 接点機構およびこれを備えた電磁継電器 |
WO2018236226A1 (en) * | 2017-06-21 | 2018-12-27 | Introl Ip Limited | ELECTRIC SWITCH AND SWITCHING BLADE THEREFOR |
CN111989759B (zh) * | 2018-05-30 | 2023-04-25 | 柏恩氏株式会社 | 断路器、安全电路和二次电池组 |
JP7280848B2 (ja) * | 2020-03-18 | 2023-05-24 | ボーンズ株式会社 | ブレーカー、安全回路及び2次電池パック |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3232679C2 (de) * | 1981-09-04 | 1985-06-05 | Siemens AG, 1000 Berlin und 8000 München | Elektromagnetisches Schaltrelais für hohe Strombelastung |
DE3136354C2 (de) | 1981-09-14 | 1985-10-17 | Siemens AG, 1000 Berlin und 8000 München | Kontaktanordnung für elektrische Schaltgeräte |
JPH05282977A (ja) * | 1992-03-30 | 1993-10-29 | Texas Instr Japan Ltd | 過電流保護装置 |
US6048221A (en) * | 1998-08-13 | 2000-04-11 | The Whitaker Corporation | Electrical connector with reduced contact footprint |
JP4417861B2 (ja) * | 2005-01-31 | 2010-02-17 | 富士通株式会社 | マイクロスイッチング素子 |
JP4792994B2 (ja) * | 2005-03-14 | 2011-10-12 | オムロン株式会社 | 静電マイクロ接点開閉器およびその製造方法、ならびに静電マイクロ接点開閉器を用いた装置 |
JP4932506B2 (ja) * | 2007-01-19 | 2012-05-16 | 富士通株式会社 | マイクロスイッチング素子 |
JP4968159B2 (ja) * | 2008-04-15 | 2012-07-04 | トヨタ自動車株式会社 | ハイブリッド車両の制御装置 |
JP5300840B2 (ja) * | 2008-04-18 | 2013-09-25 | タイコエレクトロニクスジャパン合同会社 | 回路保護デバイス |
CN201503815U (zh) | 2009-09-22 | 2010-06-09 | 上海西艾爱电子有限公司 | 一种热敏式光控开关 |
-
2011
- 2011-11-09 JP JP2012542959A patent/JP6173691B2/ja active Active
- 2011-11-09 EP EP11840039.9A patent/EP2639809A4/en not_active Withdrawn
- 2011-11-09 KR KR1020137014760A patent/KR101914186B1/ko active IP Right Grant
- 2011-11-09 CN CN201180064305.3A patent/CN103282993B/zh not_active Expired - Fee Related
- 2011-11-09 US US13/884,567 patent/US9520245B2/en active Active
- 2011-11-09 WO PCT/JP2011/075842 patent/WO2012063869A1/ja active Application Filing
- 2011-11-10 TW TW100141008A patent/TWI584328B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN103282993B (zh) | 2016-08-10 |
US9520245B2 (en) | 2016-12-13 |
EP2639809A1 (en) | 2013-09-18 |
TWI584328B (zh) | 2017-05-21 |
EP2639809A4 (en) | 2014-11-26 |
KR101914186B1 (ko) | 2018-12-28 |
US20130299323A1 (en) | 2013-11-14 |
CN103282993A (zh) | 2013-09-04 |
KR20130143600A (ko) | 2013-12-31 |
JPWO2012063869A1 (ja) | 2014-05-12 |
TW201230117A (en) | 2012-07-16 |
WO2012063869A1 (ja) | 2012-05-18 |
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