KR101388354B1 - 비정상상태의 전류 및 전압을 차단하는 복합보호소자 - Google Patents
비정상상태의 전류 및 전압을 차단하는 복합보호소자 Download PDFInfo
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- KR101388354B1 KR101388354B1 KR1020120134834A KR20120134834A KR101388354B1 KR 101388354 B1 KR101388354 B1 KR 101388354B1 KR 1020120134834 A KR1020120134834 A KR 1020120134834A KR 20120134834 A KR20120134834 A KR 20120134834A KR 101388354 B1 KR101388354 B1 KR 101388354B1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/04—Bases; Housings; Mountings
- H01H37/043—Mountings on controlled apparatus
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
- H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/046—Fuses formed as printed circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/08—Overvoltage arresters using spark gaps structurally associated with protected apparatus
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
- H02H3/087—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current for DC applications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/042—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage comprising means to limit the absorbed power or indicate damaged over-voltage protection device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H61/00—Electrothermal relays
- H01H61/02—Electrothermal relays wherein the thermally-sensitive member is heated indirectly, e.g. resistively, inductively
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/46—Circuit arrangements not adapted to a particular application of the protective device
- H01H85/463—Circuit arrangements not adapted to a particular application of the protective device with printed circuit fuse
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
- H02H5/041—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature additionally responsive to excess current
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
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- Emergency Protection Circuit Devices (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
도 2는 본 발명에 따른 비정상상태의 전류 및 전압을 차단하는 복합보호소자의 제1실시예를 도시하는 평면도이다.
도 3a 및 도 3b는 각각 본 발명에 따른 비정상상태의 전류 및 전압을 차단하는 복합보호소자의 제1실시예를 도시하는 사시도 및 분해사시도이다.
도 4는 본 발명에 따른 저항소자를 도시하는 단면도이다.
도 5a 및 5b는 메인회로에 과전류가 인가되는 경우 퓨저블엘리먼트가 용단되는 모습을 도시하는 회로도 및 평면도이다.
도 5c는 과전류가 인가되어 퓨저블엘리먼트가 용단되는 모습을 촬영한 사진이다.
도 6a 및 도 6b는 본 발명에 따른 퓨저블엘리먼트가 용단되는 모습을 도시하는 회로도 및 평면도이고, 도 6c는 과전압이 인가되어 퓨저블엘리먼트가 용단되는 모습을 촬영한 사진이다.
도 7은 본 발명에 따른 비정상상태의 전류 및 전압을 차단하는 복합보호소자의 제1실시예를 도시하는 도 3a의 A-A 단면도이다.
도 8은 본 발명에 따른 비정상상태의 전류 및 전압을 차단하는 복합보호소자의 제2실시예를 도시하는 평면도이다.
도 9는 본 발명에 따른 비정상상태의 전류 및 전압을 차단하는 복합보호소자의 제2실시예를 도시하는 단면도이다.
도 10은 본 발명에 따른 비정상상태의 전류 및 전압을 차단하는 복합보호소자의 제3실시예를 도시하는 평면도이다.
도 11은 본 발명에 따른 비정상상태의 전류 및 전압을 차단하는 복합보호소자의 제4실시예를 도시하는 단면도이다.
도 12a 및 도 12b는 각각 본 발명에 따른 비정상상태의 전류 및 전압을 차단하는 복합보호소자의 제4실시예를 도시하는 사시도 및 분해사시도이다.
도 13a 및 13b는 종래 저항(발열체) 상에 퓨저블 엘리먼트(저융점 금속체)가 형성된 보호소자를 도시하는 평면도 및 단면도이다.
도 14는 종래 보호소자에 과전압이 인가되는 경우 퓨저블 엘리먼트가 용단되는 모습을 촬영한 사진이다.
13 : 후단부 20 : 저항소자
21 : 세라믹 소체 22 : 저항층
23 : 단자부 24 : 코팅층
25 : 단열커버 30 : 스위칭소자
31 : 트랜지스터 32 : 다이오드
33 : 제어부 40 : 연결단자
41 : 절연층 42 : 도전층
50 : 제1단자 50a : 제2단자
55 : 제3단자 55a : 제4단자
60 : 저항단자
Claims (9)
- 메인회로 상에 형성된 제1, 2단자에 접속되어 상기 메인회로로 과전류가 인가되는 경우에 용단되는 퓨저블엘리먼트;
상기 퓨저블엘리먼트와 접속되는 저항단자에 접속되는 저항소자;
기준전압을 벗어나는 전압이 인가되는 경우에는 상기 저항단자로 전류가 흐르도록 제어하는 스위칭소자;를 포함하되,
상기 제1, 2단자 및 저항단자는 서로 동일 평면상에서 이격하여 병설되고,
상기 퓨저블엘리먼트는 기준전압을 벗어나는 전압이 인가되는 경우에 상기 저항소자에서 발생하는 열에 의해 용단되되,
상기 저항소자는 상기 퓨저블엘리먼트를 기준으로 양쪽에 2개가 직렬로 연결되는 제1, 2저항소자로 이루어지며,
상기 제1, 2단자 사이에는 상기 제1, 2저항소자와 접속되는 연결단자가 위치하고, 상기 연결단자의 상면에는 절연층 및 도전층이 순차적으로 적층되며, 상기 도전층 상면에는 각각의 상기 제1, 2저항소자 및 퓨저블엘리먼트가 병설되고,
상기 퓨저블엘리먼트는 상기 저항소자의 복사열 및 상기 도전층을 통한 전도열에 의해 용단되는 것을 특징으로 하는 비정상상태의 전류 및 전압을 차단하는 복합보호소자.
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 제1, 2저항소자는 각각 제3, 4단자와 연결되고,
상기 도전층의 일단부는 상기 제3단자와 접속되고, 타단부는 상기 제4단자와 접속이 차단되도록 구성하며,
상기 스위칭소자가 턴온되는 경우 상기 메인회로에서 흐르는 전류는 상기 퓨저블엘리먼트, 도전층, 제3단자, 제1저항소자, 연결단자, 제2저항소자 및 제4단자를 순차적으로 흐르도록 구성하는 것을 특징으로 하는 비정상상태의 전류 및 전압을 차단하는 복합보호소자. - 제1항에 있어서,
상기 저항소자는 세라믹 소체와, 상기 세라믹 소체의 양단에 형성되는 단자부와, 상기 세라믹 소체의 외주면에 형성되는 저항층을 포함하는 것을 특징으로 하는 비정상상태의 전류 및 전압을 차단하는 복합보호소자.
- 삭제
- 제1항에 있어서,
상기 스위칭소자는 트랜지스터와, 기준전압보다 높은 전압이 인가되는 경우에 상기 트랜지스터를 턴온(Turn-on)시키는 제어신호를 인가하여 상기 저항소자로 전류가 흐르도록 제어하는 제어부를 포함하는 것을 특징으로 하는 비정상상태의 전류 및 전압을 차단하는 복합보호소자. - 제1항에 있어서,
상기 저항소자는 외면을 둘러싸는 단열커버를 구비하되, 상기 단열커버는 상기 퓨저블엘리먼트 방향으로만 개방되어 상기 저항소자에서 발생되는 열이 상기 퓨저블엘리먼트로 집중되는 것을 특징으로 하는 비정상상태의 전류 및 전압을 차단하는 복합보호소자.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
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KR1020120134834A KR101388354B1 (ko) | 2012-11-26 | 2012-11-26 | 비정상상태의 전류 및 전압을 차단하는 복합보호소자 |
TW102110191A TWI528405B (zh) | 2012-11-26 | 2013-03-22 | 阻止電流及電壓異常狀態的複合保護裝置 |
PCT/KR2013/010654 WO2014081234A1 (ko) | 2012-11-26 | 2013-11-22 | 비정상상태의 전류 및 전압을 차단하는 복합보호소자 |
US14/647,026 US20150303011A1 (en) | 2012-11-26 | 2013-11-22 | Complex protection device for blocking abnormal state of current and voltage |
JP2015543987A JP2016504718A (ja) | 2012-11-26 | 2013-11-22 | 異常状態の電流及び電圧を遮断する複合保護素子 |
CN201380061411.5A CN104903988A (zh) | 2012-11-26 | 2013-11-22 | 阻止异常状态的电流及电压的复合保护装置 |
DE112013005637.2T DE112013005637T5 (de) | 2012-11-26 | 2013-11-22 | Komplexe Schutzvorrichtung zum Blockieren eines abnormalen Zustands von Strom und Spannung |
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KR1020120134834A KR101388354B1 (ko) | 2012-11-26 | 2012-11-26 | 비정상상태의 전류 및 전압을 차단하는 복합보호소자 |
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US (1) | US20150303011A1 (ko) |
JP (1) | JP2016504718A (ko) |
KR (1) | KR101388354B1 (ko) |
CN (1) | CN104903988A (ko) |
DE (1) | DE112013005637T5 (ko) |
TW (1) | TWI528405B (ko) |
WO (1) | WO2014081234A1 (ko) |
Cited By (7)
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KR101508098B1 (ko) | 2014-06-13 | 2015-04-08 | 스마트전자 주식회사 | 복합보호소자 |
KR101547427B1 (ko) | 2014-06-13 | 2015-08-26 | 스마트전자 주식회사 | 복합보호소자 |
KR101547439B1 (ko) * | 2015-01-29 | 2015-08-26 | 스마트전자 주식회사 | 복합보호소자 |
DE102015102292A1 (de) | 2014-02-28 | 2015-09-03 | Smart Electronics Inc. | Komplexe Schutzvorrichtung zum Blockieren eines abnormalen Zustands von Strom und Spannung |
DE102015108758A1 (de) | 2014-06-13 | 2015-12-17 | Smart Electronics Inc. | Komplexe Schutzvorrichtung |
CN107393784A (zh) * | 2017-09-07 | 2017-11-24 | 上海长园维安电子线路保护有限公司 | 一种可以耐受高压的自控制型保护器及其制备方法 |
CN111527660A (zh) * | 2018-08-31 | 2020-08-11 | 株式会社Lg化学 | 使用缺陷模式检测的熔断器控制系统和方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101434135B1 (ko) * | 2014-03-17 | 2014-08-26 | 스마트전자 주식회사 | 퓨즈 저항기 |
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- 2013-11-22 WO PCT/KR2013/010654 patent/WO2014081234A1/ko active Application Filing
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DE102015102292A1 (de) | 2014-02-28 | 2015-09-03 | Smart Electronics Inc. | Komplexe Schutzvorrichtung zum Blockieren eines abnormalen Zustands von Strom und Spannung |
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CN111527660A (zh) * | 2018-08-31 | 2020-08-11 | 株式会社Lg化学 | 使用缺陷模式检测的熔断器控制系统和方法 |
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Also Published As
Publication number | Publication date |
---|---|
DE112013005637T5 (de) | 2015-09-10 |
CN104903988A (zh) | 2015-09-09 |
US20150303011A1 (en) | 2015-10-22 |
TW201421520A (zh) | 2014-06-01 |
TWI528405B (zh) | 2016-04-01 |
JP2016504718A (ja) | 2016-02-12 |
WO2014081234A1 (ko) | 2014-05-30 |
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