CN107171283A - A kind of new type electric leakageproof device - Google Patents

A kind of new type electric leakageproof device Download PDF

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Publication number
CN107171283A
CN107171283A CN201710563801.2A CN201710563801A CN107171283A CN 107171283 A CN107171283 A CN 107171283A CN 201710563801 A CN201710563801 A CN 201710563801A CN 107171283 A CN107171283 A CN 107171283A
Authority
CN
China
Prior art keywords
electric leakage
electric
unit
leakage
indicator lamp
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
CN201710563801.2A
Other languages
Chinese (zh)
Inventor
李建国
刘志宏
刘晓涛
孙保明
马凯龙
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.)
BAODING UNT ELECTRIC Co Ltd
Original Assignee
BAODING UNT ELECTRIC 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 BAODING UNT ELECTRIC Co Ltd filed Critical BAODING UNT ELECTRIC Co Ltd
Priority to CN201710563801.2A priority Critical patent/CN107171283A/en
Publication of CN107171283A publication Critical patent/CN107171283A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H02H3/325Emergency 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 involving voltage comparison
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections

Abstract

The present invention discloses a kind of new type electric leakageproof device, including:Leak electricity setting unit, central processing unit, electric leakage collecting unit, electric leakage display unit, test button and reset key, electric leakage setting unit is connected with central processing unit by wiring board, and central processing unit is connected with electric leakage collecting unit, electric leakage display unit, reset key, test button by wiring board.This earth leakage protective device cost is relatively low, simple in construction, easy to use, operating efficiency is high, can not cause the safety electric leakage scope of personal injury again by setting neither influence circuit normal work; do not powered off detecting when the electric leakage situation in the range of safety electric leakage occurs; electric leakage information is shown by the display unit that leaks electricity and early warning is sent, circuit is cut off when leaking electricity scope beyond safety.

Description

A kind of new type electric leakageproof device
Technical field
The present invention relates to earth leakage protective field, more particularly to a kind of new type electric leakageproof device.
Background technology
Since man invented and use electricity, electricity can not only bring many convenience to the mankind, can also be brought to the mankind Extinction.It may burn out electrical equipment, cause fire, or make one to get an electric shock.In order that people are safely using electricity, it is to avoid a lot Unnecessary loss, someone has invented earth leakage protective device.Earth leakage protective device is used in circuit or the impaired generation pair of electrical apparatus insulation The protection electrical equipment that the anti-person gets an electric shock with electrical fire during ground short circuit, is generally mounted to the receptacle loop Shang Hequan buildings of each household distribution box On the electric power incoming line of consumer unit, the latter is exclusively used in electrical fire prevention.Earth leakage protective device can be special by its defencive function, structure Levy, the classification such as mounting means, the method for operation, number of poles and line number, action sensitivity, chatted by its defencive function and purpose classification State, generally can be divided into three kinds of electric leakage protection relay, earth leakage circuit-breaker and earth leakage protective socket.Electric leakage protection relay refers to With to leakage current test and the function of judging, without the earth leakage protective device for being switched off and on major loop function.Electric leakage Protective relay is made up of the auxiliary contact of ZCT, electrical apparatus release and output signal.It can be with high current automatic switch Coordinate, protected as total protection of low voltage electric network or electric leakage, ground connection or the insulation monitoring of trunk roads.Earth leakage circuit-breaker refers to not Only main circuit can be switched on or switched off by it as other breakers, and have to leakage current test and the function of judging, when Electric leakage occurs in major loop or during insulation breakdown, earth leakage circuit-breaker can be according to judged result by opening that main circuit is switched on or switched off Close element.It coordinates the low tension switch element that may make up perfect in shape and function with fuse, electrothermal relay.Earth leakage protective socket refers to tool There is the power outlet that simultaneously energy cut-off loop is detected and judged to leakage current.
Current earth leakage protective device is quick on the draw, the cut-out circuit once generation leaky can trip, but some Working environment is very high to the normal requirement using electricity, does not allow the powering-off state that trips occur, but the requirement to electric leakage is low Some, existing earth leakage protective device can not meet demand.
The content of the invention
It is an object of the invention to provide a kind of new type electric leakageproof device, the earth leakage protective device can be by setting neither Influence circuit normal work does not cause the safety electric leakage scope of personal injury again, is detecting the electric leakage shape in the range of safety electric leakage Condition is not powered off when occurring, and is shown electric leakage information by the display unit that leaks electricity and is sent early warning, is cut off when leaking electricity scope beyond safety Circuit.
To achieve the above object, the invention provides following scheme:
A kind of new type electric leakageproof device, including:Electric leakage setting unit, central processing unit, electric leakage collecting unit, electric leakage are aobvious Show unit, test button and reset key, the electric leakage setting unit is connected with the central processing unit by wiring board, described Central processing unit passes through line with the electric leakage collecting unit, the electric leakage display unit, the reset key, the test button Road plate connection, the electric leakage information that the electric leakage information that central processing unit collects the collecting unit that leaks electricity is set with electric leakage setting unit It is compared, reaches that preset value then cuts off circuit, otherwise do not cut off circuit.
Optionally, electric leakage setting unit includes electric leakage set of time unit and electric leakage electricity setting unit;The electric leakage time sets Putting unit is used to set safety electric leakage time threshold, and electric leakage electricity setting unit is used to set safety electric leakage power threshold.
Optionally, electric leakage collecting unit includes electric leakage electric quantity acquisition unit and electrical leakage voltage collecting unit;Electric leakage electricity is adopted Collecting unit is used to gather electric leakage electricity, and electrical leakage voltage collecting unit is used to gather electrical leakage voltage.
Optionally, electric leakage display unit is light beam indicator lamp, and light beam indicator lamp is used to show percentage of current, reaches certain Flashed during threshold value, show early warning.
Optionally, electric leakage display unit is 6 indicator lamps, including power supply indicator, accident indicator lamp, alarm lamp, Communicate indicator lamp, gently electric leakage indicator lamp, leak electricity indicator lamp again.Electricity Chang Liang on power supply indicator, flashes after the tripping operation of accident indicator lamp, Accident is extinguished after replying, alarm lamp, and alarm signal flashes when occurring, and alarm is extinguished after terminating, and communicate indicator lamp, during communication Flicker, gently leak electricity indicator lamp, occurs to flash during light electric leakage, extinguishes after failure vanishes, leak electricity indicator lamp again, occurs to dodge when leaking electricity again It is bright, extinguish after failure vanishes.
Optionally, in addition to liquid crystal window, electric leakage setting unit is 6 operation buttons, liquid crystal window with described 6 Button, central processing unit are connected by wiring board.
The specific embodiment provided according to the present invention, the invention discloses following technique effect:This earth leakage protective device is made Valency is relatively low, simple in construction, easy to use, operating efficiency is high, can not caused again by setting neither influence circuit normal work The safety electric leakage scope of personal injury, does not power off detecting when the electric leakage situation in the range of safety electric leakage occurs, passes through electric leakage Display unit shows electric leakage information and sends early warning, and circuit is cut off when leaking electricity scope beyond safety.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings Obtain other accompanying drawings.
Fig. 1 is a kind of structural representation of new type electric leakageproof device embodiment 1 of the invention;
Fig. 2 is a kind of structural representation of new type electric leakageproof device embodiment 2 of the invention;
Fig. 3 is a kind of structural representation of new type electric leakageproof device embodiment 3 of the invention.
1. electric leakage setting unit in figure, 2. central processing units, 3. electric leakage collecting units, 4. electric leakage display units, 5. tests Button, 6. reset keys, 11. electric leakage set of time units, 12. electric leakage electricity setting units, 31. electric leakage electric quantity acquisition units, 32. electrical leakage voltage collecting unit, 41. light beam indicator lamps, 13.6 operation buttons, 14. liquid crystal windows, 42.6 indicator lamps.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
It is an object of the invention to provide a kind of new type electric leakageproof device, this earth leakage protective device cost is relatively low, structure is simple Single, easy to use, operating efficiency is high, can not influence normal work by setting and endanger the safe electric leakage model of personal safety Enclose, do not powered off when the electric leakage situation in safe range that detects occurs, circuit is cut off during beyond safe range.
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real Applying mode, the present invention is further detailed explanation.
Fig. 1 is a kind of structural representation of the embodiment 1 of new type electric leakageproof device of the present invention.As shown in figure 1, the leakage Electrical protective device includes, electric leakage setting unit (1), central processing unit (2), electric leakage collecting unit (3), electric leakage display unit (4), Test button (5) and reset key (6), electric leakage setting unit (1) are connected with central processing unit (2) by wiring board, centre Reason device (2) is connected with electric leakage collecting unit (3), electric leakage display unit (4), test button (5), reset key (6) by wiring board Connect.During work, by the setting unit that leaks electricity (1) setting electric leakage definite value and time limit, and the parameter signal of setting is sent to center Processor (2), electric leakage collecting unit (3) collection electric leakage signal, central processing unit (2) is sent to by the electric leakage signal collected, Electric leakage signal carries out logic judgment with setup parameter signal, meets definite value and the time limit requires then to send adjustment signal, it is fixed to be unsatisfactory for Value and time limit require that electric leakage signal then is sent into electric leakage display unit (4), electric leakage display unit (4) display electric leakage information.
Fig. 2 is a kind of structural representation of the embodiment 2 of new type electric leakageproof device of the present invention.As shown in Fig. 2 the leakage Electrical protective device includes, electric leakage set of time unit (11), electric leakage electricity setting unit (12), central processing unit (2), electric leakage electricity Collecting unit (31), electrical leakage voltage collecting unit (32), light beam indicator lamp (41), test button (5) and reset key (6) are measured, Electric leakage set of time unit (11), electric leakage electricity setting unit (12) are connected with central processing unit (2) by wiring board, centre Manage device (2) with electric leakage electric quantity acquisition unit (31) electrical leakage voltage collecting unit (32) light beam indicator lamp (41), test button (5), Reset key (6) is connected by wiring board.During work, by the set of time unit (11) that leaks electricity, leak electricity electricity setting unit (12) setting electric leakage definite value and time limit, and the parameter signal of setting is sent into central processing unit (2), leak electricity electric quantity acquisition unit (31), electrical leakage voltage collecting unit (32) collection electric leakage signal, central processing unit (2) is sent to by the electric leakage signal collected, Electric leakage signal carries out logic judgment with setup parameter signal, meets definite value and the time limit requires then to send adjustment signal, it is fixed to be unsatisfactory for Value and time limit require that electric leakage signal then is sent into light beam indicator lamp (41), light beam indicator lamp (41) display electric leakage information.
Fig. 3 is a kind of structural representation of the embodiment 3 of new type electric leakageproof device of the present invention.As shown in figure 3, the leakage Electrical protective device includes, 6 operation buttons (13) include left direction button, upper direction key, right direction button, lower direction key, Confirm button, cancel button, liquid crystal window (14) is 128*64 Chinese character LCD liquid crystal, backlight control apparatus initial power-on or the right side Backlight lightening when direction key is pressed, backlight automatic distinguishing after 10 minutes, central processing unit (2), electric leakage electricity were operated without other Collecting unit (31) is measured, electrical leakage voltage collecting unit (32), 6 indicator lamps (42) include power supply indicator, accident indicator lamp, report Alert indicator lamp, gently communication indicator lamp, electric leakage indicator lamp, again electric leakage indicator lamp, test button (5) and reset key (6), 6 operations Button (13), liquid crystal window (14) is connected with central processing unit (2) by wiring board, central processing unit (2) and electric leakage electricity Collecting unit (31), electrical leakage voltage collecting unit (32), 6 indicator lamps (42), test button (5), reset keys (6) pass through line Road plate connection.During work, show that menu setting setting electric leakage definite value is timely by 6 operation buttons and liquid crystal window (14) Limit, and the parameter signal of setting is sent to central processing unit (2), electric leakage electric quantity acquisition unit (31), electrical leakage voltage collection is single First (32) collection electric leakage signal, central processing unit (2) is sent to by the electric leakage signal collected, and electric leakage signal is believed with setup parameter Number logic judgment is carried out, meeting definite value and time limit requires then to send adjustment signal, be unsatisfactory for definite value and require then will electric leakage the time limit Signal is sent to 6 indicator lamps (42), and 6 indicator lamp (42) display electric leakage information, power supply, device records nearly 20 generations About the event in terms of control operation, including:Emergency stop valve trip, involution, alarm and its time, if accident or alarm, also The reason for record accident or alarm, these information are checked by liquid crystal window.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other Between the difference of embodiment, each embodiment identical similar portion mutually referring to.For system disclosed in embodiment For, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is said referring to method part It is bright.
The explanation of above example is only intended to the method and its core concept for helping to understand the present invention;Simultaneously for this The those skilled in the art in field, according to the thought of the present invention, will change in specific embodiments and applications. In summary, this specification content should not be construed as limiting the invention.

Claims (6)

1. a kind of new type electric leakageproof device, it is characterised in that including:Leak electricity setting unit, central processing unit, electric leakage collection list Member, electric leakage display unit, test button and reset key, the electric leakage setting unit pass through wiring board with the central processing unit Connection, the central processing unit and the electric leakage collecting unit, the electric leakage display unit, the reset key, the test Button is connected by wiring board;Electric leakage information and the electric leakage that the central processing unit collects the electric leakage collecting unit The electric leakage information that setting unit is set is compared, and is reached that preset value then cuts off circuit, is not otherwise cut off circuit.
2. a kind of new type electric leakageproof device according to claim 1, it is characterised in that the electric leakage setting unit includes Leak electricity set of time unit and electric leakage electricity setting unit;The electric leakage set of time unit is used to set safety electric leakage time threshold Value, the electric leakage electricity setting unit is used to set safety electric leakage power threshold.
3. a kind of new type electric leakageproof device according to claim 1, it is characterised in that the electric leakage collecting unit includes Leak electricity electric quantity acquisition unit and electrical leakage voltage collecting unit;The electric leakage electric quantity acquisition unit is used to gather electric leakage electricity, described Electrical leakage voltage collecting unit is used to gather electrical leakage voltage.
4. a kind of new type electric leakageproof device according to claim 1, it is characterised in that the electric leakage display unit is light Post indicator lamp, the light beam indicator lamp is used to show percentage of current, is flashed when reaching certain threshold value, shows early warning.
5. a kind of new type electric leakageproof device according to claim 1, it is characterised in that the electric leakage display unit is 6 Individual indicator lamp, including power supply indicator, accident indicator lamp, alarm lamp, communication indicator lamp, gently electric leakage indicator lamp, leak electricity again Electricity Chang Liang on indicator lamp, the power supply indicator, flashes, accident is extinguished after replying, the report after the accident indicator lamp tripping operation Alert indicator lamp, alarm signal is flashed when occurring, and alarm is extinguished after terminating, and the communication indicator lamp flashes during communication, the light leakage Electric indicator lamp, occurs to flash during light electric leakage, extinguishes after failure vanishes, the heavy electric leakage indicator lamp, occurs to flash when leaking electricity again, therefore Barrier extinguishes after disappearing.
6. a kind of new type electric leakageproof device according to claim 1, it is characterised in that also including liquid crystal window, institute It is 6 operation buttons to state electric leakage setting unit, and the liquid crystal window passes through line with 6 buttons, the central processing unit Road plate connection.
CN201710563801.2A 2017-07-12 2017-07-12 A kind of new type electric leakageproof device Pending CN107171283A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710563801.2A CN107171283A (en) 2017-07-12 2017-07-12 A kind of new type electric leakageproof device

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Application Number Priority Date Filing Date Title
CN201710563801.2A CN107171283A (en) 2017-07-12 2017-07-12 A kind of new type electric leakageproof device

Publications (1)

Publication Number Publication Date
CN107171283A true CN107171283A (en) 2017-09-15

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Application Number Title Priority Date Filing Date
CN201710563801.2A Pending CN107171283A (en) 2017-07-12 2017-07-12 A kind of new type electric leakageproof device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109149524A (en) * 2018-09-20 2019-01-04 新誉轨道交通科技有限公司 A kind of inverter protection system and inverter

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86203287U (en) * 1986-05-20 1988-11-09 张彪 Comprehensive protector for safety use of family electric appliances
CN101479905A (en) * 2006-04-26 2009-07-08 房士尼 An earth leakage protection device with time alert feature
US20110019321A1 (en) * 2009-07-24 2011-01-27 International Business Machines Corporation Leakage sensor and switch device for deep-trench capacitor array
CN201838990U (en) * 2010-10-20 2011-05-18 浙江吉利汽车研究院有限公司 Electric automobile leakage protection system
CN102332702A (en) * 2011-09-15 2012-01-25 樊嵩 Intelligent real-time on-line displaying and controlling leakage protector and control method thereof
CN102578981A (en) * 2012-03-07 2012-07-18 浙江中仪科教设备有限公司 Automatic dishwasher
CN202994949U (en) * 2012-11-07 2013-06-12 方火炳 Electricity leakage alarm device for electric vehicle
CN104347328A (en) * 2013-07-25 2015-02-11 江苏航天电气有限公司 Leakage relay
CN105514936A (en) * 2016-02-26 2016-04-20 国网山东省电力公司蓬莱市供电公司 Intelligent household electric leakage protector
CN206865127U (en) * 2017-07-12 2018-01-09 保定市尤耐特电气有限公司 A kind of new type electric leakageproof device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86203287U (en) * 1986-05-20 1988-11-09 张彪 Comprehensive protector for safety use of family electric appliances
CN101479905A (en) * 2006-04-26 2009-07-08 房士尼 An earth leakage protection device with time alert feature
US20110019321A1 (en) * 2009-07-24 2011-01-27 International Business Machines Corporation Leakage sensor and switch device for deep-trench capacitor array
CN201838990U (en) * 2010-10-20 2011-05-18 浙江吉利汽车研究院有限公司 Electric automobile leakage protection system
CN102332702A (en) * 2011-09-15 2012-01-25 樊嵩 Intelligent real-time on-line displaying and controlling leakage protector and control method thereof
CN102578981A (en) * 2012-03-07 2012-07-18 浙江中仪科教设备有限公司 Automatic dishwasher
CN202994949U (en) * 2012-11-07 2013-06-12 方火炳 Electricity leakage alarm device for electric vehicle
CN104347328A (en) * 2013-07-25 2015-02-11 江苏航天电气有限公司 Leakage relay
CN105514936A (en) * 2016-02-26 2016-04-20 国网山东省电力公司蓬莱市供电公司 Intelligent household electric leakage protector
CN206865127U (en) * 2017-07-12 2018-01-09 保定市尤耐特电气有限公司 A kind of new type electric leakageproof device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109149524A (en) * 2018-09-20 2019-01-04 新誉轨道交通科技有限公司 A kind of inverter protection system and inverter

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Application publication date: 20170915