CN111654007A - 一种漏电保护自测自检的智能断路器 - Google Patents

一种漏电保护自测自检的智能断路器 Download PDF

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CN111654007A
CN111654007A CN202010580023.XA CN202010580023A CN111654007A CN 111654007 A CN111654007 A CN 111654007A CN 202010580023 A CN202010580023 A CN 202010580023A CN 111654007 A CN111654007 A CN 111654007A
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circuit breaker
fixed
movable plate
leakage protection
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陈道华
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Jiangsu Shilin Electrical Equipment Co Ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26Emergency 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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32Emergency 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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33Emergency 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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H02H3/334Emergency 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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means to produce an artificial unbalance for other protection or monitoring reasons or remote control
    • H02H3/335Emergency 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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means to produce an artificial unbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • H01H71/12Automatic release mechanisms with or without manual release
    • H01H71/24Electromagnetic mechanisms
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00Details of emergency protective circuit arrangements
    • H02H1/0007Details of emergency protective circuit arrangements concerning the detecting means
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00022Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • H02J13/00036Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
    • H02J13/0004Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers involved in a protection system
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
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Abstract

本发明公开了一种漏电保护自测自检的智能断路器,包括有断路器外壳体和防回单元;断路器外壳体:上侧固定有蓄电池和电压表,其内部上侧固定有上触电块,其内部下侧固定有电阻,其内部下侧固定有弹簧,所述弹簧有两个,两个弹簧的另一端固定有移动板,所述移动板的上侧固定有下触电块,所述上触电块和下触电块上下对应设置,所述移动板的中端下侧内穿插有第二吸盘,所述断路器外壳体的内部下侧固定有第二电磁圈,所述第二电磁圈和第二吸盘上下对应设置。本漏电保护自测自检的智能断路器,可断开电路,并可检测电路中的电压,并将信息传递给外界远程控制设备,通过远程控制设备来实时控制断路器的关闭与开启,操作方便。

Description

一种漏电保护自测自检的智能断路器
技术领域
本发明涉及断路器技术领域,具体为一种漏电保护自测自检的智能断路器。
背景技术
带漏电保护的断路器,一般为漏电保护器和小型断路器并排组装而成,漏电保护器和小型断路器的壳体均为盖壳和座壳组装而成,漏电保护器和小型断路器内分别设有一套脱扣组件,两者之间通过联动机构实现联动,断路器的输入端内接导线和联接端导线分别穿过前一个断路器的座壳上和盖壳上的输入端内接导线孔和联接端导线孔直至穿过漏电保护器座壳上的孔,输入端内接导线穿过漏电保护器中的零序互感器与联接端导线接合即各相断路器的电源输入都经过了零序互感器;在断路器断开电路后,需要检测并观察电路是否漏电,但是现有的断路器无法做到及时显示电压,且不可进行远程控制,需要工人打开电机箱扳回断路器开关进行恢复,操作麻烦。
发明内容
本发明要解决的技术问题是克服现有的缺陷,提供一种漏电保护自测自检的智能断路器,首先可断开电路,并可检测电路中的电压,并将信息传递给外界远程控制设备,通过远程控制设备来实时控制断路器的关闭与开启,操作方便,可以有效解决背景技术中的问题。
为实现上述目的,本发明提供如下技术方案:一种漏电保护自测自检的智能断路器,包括有断路器外壳体和防回单元;
断路器外壳体:上侧固定有蓄电池和电压表,其内部上侧固定有上触电块,其内部下侧固定有电阻,其内部下侧固定有弹簧,所述弹簧有两个,两个弹簧的另一端固定有移动板,所述移动板的上侧固定有下触电块,所述上触电块和下触电块上下对应设置,所述移动板的中端下侧内穿插有第二吸盘,所述断路器外壳体的内部下侧固定有第二电磁圈,所述第二电磁圈和第二吸盘上下对应设置,当电压增大时通过第二电磁圈增加磁力,磁力向下吸引第二吸盘,使移动板带动下触电块下移,以此断开电路,通过电阻和第二电磁圈并联,当第二电磁圈电压增大时,电阻的电压也增大,使电压表可检测电路的电压;
防回单元:包括有支撑板、第一弹簧、动板和抵杆,所述支撑板的上端固定在断路器外壳体的内部上侧,所述支撑板内活动穿过有抵杆,所述抵杆的右端抵触在移动板的左端,所述抵杆的右端套接有动板,所述动板的左侧固定有第一弹簧,所述第一弹簧的另一端固定在支撑板的右侧,所述抵杆位于第一弹簧内,当进行断路时,移动板下移,第一弹簧的弹力间接使抵杆右移,使抵杆抵住移动板,避免在断路时,因第二电磁圈不再产生磁力而使下触电块跟随移动板上移,进而避免断路器在未得到允许时通电;
其中:还包括有单片机,固定在断路器外壳体的前侧,其输入端电连接蓄电池和电压表的输出端,所述上触电块电连接电阻和电压表的输入端,所述电阻的输出端接地,所述电阻的输出端电连接电压表的输入端,所述上触电块电连接外部电源的输出端,所述下触电块电连接第二电磁圈的输入端。
进一步的,所述防回单元还包括有第一电磁圈和第一吸盘,所述第一电磁圈固定在断路器外壳体的内部左侧,所述第一吸盘固定在抵杆的左端,所述第一电磁圈和第一吸盘左右对应设置,所述单片机的输出端电连接第一电磁圈的输入端,当需要接通电路时,通过控制第一电磁圈工作来向左吸引第一吸盘,使抵杆不再抵触移动板,以此控制电路的接通。
进一步的,所述抵杆的右端设置为圆弧形,方便抵杆右移。
进一步的,还包括有限位杆,有两个且下端均固定在断路器外壳体的内部下侧,其上端活动穿过移动板,其位于第二弹簧内,通过限位杆避免移动板左右移动。
进一步的,还包括有固定座,前侧固定在断路器外壳体的后侧,其四角均螺纹穿过有螺钉,通过固定座方便将本装置固定在外界设备上。
进一步的,还包括有外接管,有两个且对称设置,两个外接管的右端均穿过断路器外壳体的左侧,通过将下触电块和第二电磁圈之间的电线穿过外接管,可方便漏电检测仪检测电路是否漏电。
进一步的,还包括有无线收发器,固定在断路器外壳体的上侧,其输入端电连接单片机的输出端,通过无线收发器可使外界的远程设备控制本装置。
进一步的,还包括有扬声器,固定在断路器外壳体的右侧,其输入端电连接单片机的输出端,通过扬声器可提醒工人电路已断开。
与现有技术相比,本发明的有益效果是:本漏电保护自测自检的智能断路器,具有以下好处:
1、当电压增大时通过第二电磁圈增加磁力,磁力向下吸引第二吸盘,使移动板带动下触电块下移,以此断开电路,通过电阻和第二电磁圈并联,当第二电磁圈电压增大时,电阻的电压也增大,使电压表可检测电路的电压,当进行断路时,移动板下移,第一弹簧的弹力间接使抵杆右移,使抵杆抵住移动板,避免在断路时,因第二电磁圈不再产生磁力而使下触电块跟随移动板上移,进而避免断路器在未得到允许时通电。
2、当需要接通电路时,通过控制第一电磁圈工作来向左吸引第一吸盘,使抵杆不再抵触移动板,以此控制电路的接通,方便抵杆右移,通过限位杆避免移动板左右移动,通过固定座方便将本装置固定在外界设备上,通过将下触电块和第二电磁圈之间的电线穿过外接管,可方便漏电检测仪检测电路是否漏电,通过无线收发器可使外界的远程设备控制本装置,通过扬声器可提醒工人电路已断开。
3、本漏电保护自测自检的智能断路器,首先可断开电路,并可检测电路中的电压,并将信息传递给外界远程控制设备,通过远程控制设备来实时控制断路器的关闭与开启,操作方便。
附图说明
图1为本发明结构示意图;
图2为本发明俯视结构示意图;
图3为本发明A-A处截面结构示意图。
图中:1蓄电池、2外接管、3断路器外壳体、4电压表、5无线收发器、6单片机、7固定座、8扬声器、9防回单元、91第一电磁圈、92第一吸盘、93支撑板、94第一弹簧、95动板、96抵杆、10第二弹簧、11限位杆、12电阻、13第二吸盘、14第二电磁圈、15上触电块、16下触电块、17移动板。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
请参阅图1-3,本发明提供一种技术方案:
实施例一:一种漏电保护自测自检的智能断路器,包括有断路器外壳体3和防回单元9;
断路器外壳体3:上侧固定有蓄电池1和电压表4,其内部上侧固定有上触电块15,其内部下侧固定有电阻12,其内部下侧固定有弹簧10,弹簧10有两个,两个弹簧10的另一端固定有移动板17,移动板17的上侧固定有下触电块16,上触电块15和下触电块16上下对应设置,移动板17的中端下侧内穿插有第二吸盘13,断路器外壳体3的内部下侧固定有第二电磁圈14,第二电磁圈14和第二吸盘13上下对应设置,当电压增大时通过第二电磁圈14增加磁力,磁力向下吸引第二吸盘13,使移动板17带动下触电块16下移,以此断开电路,通过电阻12和第二电磁圈14并联,当第二电磁圈14电压增大时,电阻12的电压也增大,使电压表4可检测电路的电压;
防回单元9:包括有支撑板93、第一弹簧94、动板95和抵杆96,支撑板93的上端固定在断路器外壳体3的内部上侧,支撑板93内活动穿过有抵杆96,抵杆96的右端抵触在移动板17的左端,抵杆96的右端套接有动板95,动板95的左侧固定有第一弹簧94,第一弹簧94的另一端固定在支撑板93的右侧,抵杆96位于第一弹簧94内,当进行断路时,移动板17下移,第一弹簧94的弹力间接使抵杆96右移,使抵杆96抵住移动板17,避免在断路时,因第二电磁圈14不再产生磁力而使下触电块16跟随移动板17上移,进而避免断路器在未得到允许时通电,防回单元9还包括有第一电磁圈91和第一吸盘92,第一电磁圈91固定在断路器外壳体3的内部左侧,第一吸盘92固定在抵杆96的左端,第一电磁圈91和第一吸盘92左右对应设置,单片机6的输出端电连接第一电磁圈91的输入端,当需要接通电路时,通过控制第一电磁圈91工作来向左吸引第一吸盘92,使抵杆96不再抵触移动板17,以此控制电路的接通,抵杆96的右端设置为圆弧形,方便抵杆96右移;
其中:还包括有单片机6,固定在断路器外壳体3的前侧,其输入端电连接蓄电池1和电压表4的输出端,上触电块15电连接电阻12和电压表4的输入端,电阻12的输出端接地,电阻12的输出端电连接电压表4的输入端,上触电块15电连接外部电源的输出端,下触电块16电连接第二电磁圈14的输入端。
实施例二:
本实施例与实施例一的区别在于:
本实施例中,还包括有限位杆11,有两个且下端均固定在断路器外壳体3的内部下侧,其上端活动穿过移动板17,其位于第二弹簧10内,通过限位杆11避免移动板17左右移动,还包括有固定座7,前侧固定在断路器外壳体3的后侧,其四角均螺纹穿过有螺钉,通过固定座7方便将本装置固定在外界设备上,还包括有外接管2,有两个且对称设置,两个外接管2的右端均穿过断路器外壳体3的左侧,通过将下触电块16和第二电磁圈14之间的电线穿过外接管2,可方便漏电检测仪检测电路是否漏电。
实施例三:
本实施例与实施例二的区别在于:
本实施例中,还包括有无线收发器5,固定在断路器外壳体3的上侧,其输入端电连接单片机6的输出端,通过无线收发器5可使外界的远程设备控制本装置,还包括有扬声器8,固定在断路器外壳体3的右侧,其输入端电连接单片机6的输出端,通过扬声器8可提醒工人电路已断开。
在使用时:电路正常时,第二弹簧10伸展,移动板17上移,使上触电块15和下触电块16接触通电,此时第二电磁圈14产生磁力,但是该磁力无法克服第二弹簧10的弹力来吸引第二吸盘13下移;当出现高电压时,第二电磁圈14的磁力增大,第二电磁圈14向下吸引第二吸盘13,第二弹簧10被压缩,下触电块16离开上触电块15,断开电路,第一弹簧94伸展,第一弹簧94将动板95右推,动板95带动抵杆96右移,使抵板96的右端插入移动板17的上方,避免移动板17上移,因为电阻12和第二电磁圈14并联,当第二电磁圈14的电压增大时,电阻12的电压也增大,此时电压表4检测到电压增大,电压表4将信息传递给单片机6,单片机6控制扬声器8发出声音提示工人,单片机6将信息传递给无线收发器5,无线收发器5将信息传递给外界设备,待电路安全后工人操作外界设备,无线收发器5接收外界设备的信号,之后单片机6控制第一电磁圈91工作,第一电磁圈91向左吸引第一吸盘92,第一吸盘92带动抵杆96左移,第一弹簧94收缩,抵杆96不再抵压移动板17,第二弹簧10伸展,移动板17上移,下触电块16和上触电块15接触通电,继续连通电路。
值得注意的是,本实施例中所公开的电压表4可选用扬州宇琭电气科技有限公司生产的ZR22系列数显仪表,无线收发器5可选用深圳市思为无线科技有限公司生产的GFSK系列无线收发器,扬声器8可选用东莞市鸣跃电子科技有限公司生产的MY03011型扬声器。单片机6控制电压表4、扬声器8、无线收发器5和第一电磁圈91工作采用现有技术中常用的方法,下触电块16控制第二电磁圈14工作采用现有技术中常用的方法,上触电块15控制电阻12和电压表4工作采用现有技术中常用的方法。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。

Claims (8)

1.一种漏电保护自测自检的智能断路器,其特征在于:包括有断路器外壳体(3)和防回单元(9);
断路器外壳体(3):上侧固定有蓄电池(1)和电压表(4),其内部上侧固定有上触电块(15),其内部下侧固定有电阻(12),其内部下侧固定有弹簧(10),所述弹簧(10)有两个,两个弹簧(10)的另一端固定有移动板(17),所述移动板(17)的上侧固定有下触电块(16),所述上触电块(15)和下触电块(16)上下对应设置,所述移动板(17)的中端下侧内穿插有第二吸盘(13),所述断路器外壳体(3)的内部下侧固定有第二电磁圈(14),所述第二电磁圈(14)和第二吸盘(13)上下对应设置;
防回单元(9):包括有支撑板(93)、第一弹簧(94)、动板(95)和抵杆(96),所述支撑板(93)的上端固定在断路器外壳体(3)的内部上侧,所述支撑板(93)内活动穿过有抵杆(96),所述抵杆(96)的右端抵触在移动板(17)的左端,所述抵杆(96)的右端套接有动板(95),所述动板(95)的左侧固定有第一弹簧(94),所述第一弹簧(94)的另一端固定在支撑板(93)的右侧,所述抵杆(96)位于第一弹簧(94)内;
其中:还包括有单片机(6),固定在断路器外壳体(3)的前侧,其输入端电连接蓄电池(1)和电压表(4)的输出端,所述上触电块(15)电连接电阻(12)和电压表(4)的输入端,所述电阻(12)的输出端接地,所述电阻(12)的输出端电连接电压表(4)的输入端,所述上触电块(15)电连接外部电源的输出端,所述下触电块(16)电连接第二电磁圈(14)的输入端。
2.根据权利要求1所述的一种漏电保护自测自检的智能断路器,其特征在于:所述防回单元(9)还包括有第一电磁圈(91)和第一吸盘(92),所述第一电磁圈(91)固定在断路器外壳体(3)的内部左侧,所述第一吸盘(92)固定在抵杆(96)的左端,所述第一电磁圈(91)和第一吸盘(92)左右对应设置,所述单片机(6)的输出端电连接第一电磁圈(91)的输入端。
3.根据权利要求1所述的一种漏电保护自测自检的智能断路器,其特征在于:所述抵杆(96)的右端设置为圆弧形。
4.根据权利要求1所述的一种漏电保护自测自检的智能断路器,其特征在于:还包括有限位杆(11),有两个且下端均固定在断路器外壳体(3)的内部下侧,其上端活动穿过移动板(17),其位于第二弹簧(10)内。
5.根据权利要求1所述的一种漏电保护自测自检的智能断路器,其特征在于:还包括有固定座(7),前侧固定在断路器外壳体(3)的后侧,其四角均螺纹穿过有螺钉。
6.根据权利要求1所述的一种漏电保护自测自检的智能断路器,其特征在于:还包括有外接管(2),有两个且对称设置,两个外接管(2)的右端均穿过断路器外壳体(3)的左侧。
7.根据权利要求1所述的一种漏电保护自测自检的智能断路器,其特征在于:还包括有无线收发器(5),固定在断路器外壳体(3)的上侧,其输入端电连接单片机(6)的输出端。
8.根据权利要求1所述的一种漏电保护自测自检的智能断路器,其特征在于:还包括有扬声器(8),固定在断路器外壳体(3)的右侧,其输入端电连接单片机(6)的输出端。
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CN113012990A (zh) * 2021-03-04 2021-06-22 李林 一种具有警报提示功能的漏电断路器
CN113258533A (zh) * 2021-06-30 2021-08-13 江西琰圭技术服务有限公司 一种智能不脱扣漏电保护方法及系统

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Publication number Priority date Publication date Assignee Title
CN113012990A (zh) * 2021-03-04 2021-06-22 李林 一种具有警报提示功能的漏电断路器
CN113012990B (zh) * 2021-03-04 2024-05-14 徐进 一种具有警报提示功能的漏电断路器
CN113258533A (zh) * 2021-06-30 2021-08-13 江西琰圭技术服务有限公司 一种智能不脱扣漏电保护方法及系统
CN113258533B (zh) * 2021-06-30 2021-09-24 江西琰圭技术服务有限公司 一种智能不脱扣漏电保护方法及系统

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