CN105259496B - A kind of experimental rig for bipolar earth leakage circuit-breaker - Google Patents
A kind of experimental rig for bipolar earth leakage circuit-breaker Download PDFInfo
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- CN105259496B CN105259496B CN201510648077.4A CN201510648077A CN105259496B CN 105259496 B CN105259496 B CN 105259496B CN 201510648077 A CN201510648077 A CN 201510648077A CN 105259496 B CN105259496 B CN 105259496B
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- leakage circuit
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Abstract
The present invention provides a kind of experimental rig for bipolar earth leakage circuit-breaker, and it is engaged with the first bipolar earth leakage circuit-breaker, including the second bipolar earth leakage circuit-breaker, by-pass switch, the first and second display units；Second bipolar earth leakage circuit-breaker includes the live wire input being connected with the first bipolar earth leakage circuit-breaker; the zero line input being connected with the first bipolar earth leakage circuit-breaker; the fire wire output end being connected with the first display unit first end, the zero line output end being connected with first the second end of display unit；By-pass switch includes the one end being connected with ground wire and the other end being connected with second the second end of display unit；Second display unit also includes the first end being connected with the fire wire output end of the second bipolar earth leakage circuit-breaker and the first end of the first display unit.Implement the present invention, can effectively test the Reliability of Microprocessor of bipolar earth leakage circuit-breaker in user family, judge the correctness of the electricity consumption mode of connection, realize the purpose for the Electrical Safety accident that eliminates safe hidden trouble, prevents.
Description
Technical field
The present invention relates to earth leakage circuit-breaker technical field, more particularly to a kind of experiment for bipolar earth leakage circuit-breaker
Device.
Background technology
With increasing for user household electric equipment, user power utilization load is consequently increased, and is got an electric shock, is burnt because electric leakage triggers
The safety problems such as electrical equipment, even fire also increasingly highlight.Domestic electricity leakage protection switch, safe as user power utilization " the
One Protector ", its performance quality is horizontal for improving safety utilization of electric power, reduce personal electric shock casualty accident, equipment leakage protection and
Electrical fire accident etc. plays an important roll.
At present, because user power utilization voltage typically uses single-phase 220V so that all use bipolar two in most of user families
Line earth leakage circuit-breaker, but huge potential safety hazard be present：First, because Domestic electricity leakage protection switch manufacturer is more, model
More and miscellaneous, also the good and bad jumbled together for quality, therefore most Domestic electricity leakage protection switchs are extremely difficult to earth leakage protective and prevent the mesh of overload
's；2nd, because most electricity consumption users lack the maintenance consciousness of leakage switch, therefore regular trial jump can not be accomplished, so as to cause to leak
Electric switch aging, it is insensitive the problems such as happen occasionally；3rd, because user family's mesolow mode of connection is multifarious, exist N lines
(zero line) and PE lines (ground wire) and connect use, L lines (live wire) and N lines such as exchange at the false wiring situation at socket, make leakage switch
It is ineffective.
Therefore, need a kind of experimental rig for bipolar earth leakage circuit-breaker badly, can Validity Test go out it is bipolar in user family
The Reliability of Microprocessor of earth leakage circuit-breaker, and the correctness of the electricity consumption mode of connection in user family is can determine whether out, it is hidden to eliminating safety
Trouble, prevention user's residential electric power security incident are significant.
The content of the invention
Technical problem to be solved of the embodiment of the present invention is, there is provided a kind of experiment for bipolar earth leakage circuit-breaker
Device, the Reliability of Microprocessor of bipolar earth leakage circuit-breaker in user family can be effectively tested, is judging the electricity consumption mode of connection just
True property, realize the purpose for the Electrical Safety accident that eliminates safe hidden trouble, prevents.
In order to solve the above-mentioned technical problem, the embodiments of the invention provide a kind of experiment for bipolar earth leakage circuit-breaker
Device, it is connected live wire with user family and the first bipolar earth leakage circuit-breaker of zero line is engaged, and the experimental rig includes
Second bipolar earth leakage circuit-breaker, by-pass switch, the first display unit and the second display unit；Wherein,
The second bipolar earth leakage circuit-breaker includes that the live wire and the described first bipolar earth leakage circuit-breaker can be passed through
Connected live wire input, the zero line input that can be connected by the zero line with the described first bipolar earth leakage circuit-breaker, with
The connected fire wire output end of the first end of first display unit, and be connected with the second end of first display unit
Zero line output end；
The by-pass switch includes the one end being connected with ground wire, and be connected with the second end of second display unit
The other end；
Second display unit also includes and the fire wire output end of the described second bipolar earth leakage circuit-breaker and described the
The connected first end of the first end of one display unit.
Wherein, the by-pass switch is monopole air switch or button switch.
Wherein, first display unit is one among bulb, signal lamp, LED.
Wherein, second display unit is one among bulb, signal lamp, LED.
Implement the embodiment of the present invention, have the advantages that：
In embodiments of the present invention, shown due to building by the second bipolar earth leakage circuit-breaker, by-pass switch, first and second
Show the circuit that part is formed, and by shirtsleeve operation, simulate drain conditions, timely and effectively can test in user family
The Reliability of Microprocessor of bipolar earth leakage circuit-breaker, judge the correctness of the electricity consumption mode of connection, realize that elimination safety is hidden so as to reach
Suffer from, the purpose of prevention Electrical Safety accident.
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 embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, according to
These accompanying drawings obtain other accompanying drawings and still fall within scope of the invention.
Fig. 1 is the circuit connection signal of the experimental rig provided in an embodiment of the present invention for bipolar earth leakage circuit-breaker
Figure；
Fig. 2 is the scene application signal of the experimental rig provided in an embodiment of the present invention for bipolar earth leakage circuit-breaker
Figure；
Fig. 3 is that another scene application of the experimental rig provided in an embodiment of the present invention for bipolar earth leakage circuit-breaker is shown
It is intended to；
Fig. 4 is that the another scene application of the experimental rig provided in an embodiment of the present invention for bipolar earth leakage circuit-breaker is shown
It is intended to；
In figure, the second bipolar earth leakage circuit-breakers of M-, N- by-pass switches, the display units of L1- first, the display parts of L2- second
Part, L- live wires, N- zero lines, PE- ground wires.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with accompanying drawing
It is described in detail on step ground.
As shown in figure 1, be a kind of experimental rig for bipolar earth leakage circuit-breaker provided in an embodiment of the present invention, its with
The first bipolar earth leakage circuit-breaker that live wire L and zero line N is connected in user family is engaged, and the experimental rig includes the second bipolar leakage
Electric protective circuit breaker M, by-pass switch N, the first display unit L1 and the second display unit L2；Wherein,
Second bipolar earth leakage circuit-breaker M includes the live wire that can be connected by live wire L with the first bipolar earth leakage circuit-breaker
Input m1, the zero line input m2 that can be connected by zero line N with the first bipolar earth leakage circuit-breaker, with the first display unit L1
The connected fire wire output end m3 of first end a1, and the zero line output end being connected with the first display unit L1 the second end a2
m4；
By-pass switch N includes the one end being connected with ground wire PE, and be connected with the second display unit L2 the second end b2
The other end；
Second display unit L2 also includes the fire wire output end m3 and the first display part with the second bipolar earth leakage circuit-breaker M
First end b1 connected part L1 first end a1.
It should be noted that the problem to be solved of experimental rig is exactly to be in the embodiment of the present invention：Detection first
The failure and wiring error of bipolar earth leakage circuit-breaker itself, therefore before detection, the first bipolar earth leakage circuit-breaker and live wire L
And zero line N can normally be connected or it is abnormal be connected.
Further, by-pass switch N is monopole air switch or button switch.
Further, the first display unit L1 is one among bulb, signal lamp, LED.
Further, the second display unit L2 is one among bulb, signal lamp, LED.
It is understood that the first display unit L1 and the second display unit L2 purpose are for the ease of observation, because
Can also be other displayable devices both this.
It should be noted that before the correctness of the first bipolar earth leakage circuit-breaker in detecting user house, it should survey
Whether the experimental rig tried in the embodiment of the present invention is normal, comprises the following steps that：First, by the second bipolar earth leakage circuit-breaker M
Correctly it is connected with live wire L, zero line N and ground wire PE, for the ease of convenient test, it is of course possible to be directly accessed on a Three-hole socket；
Secondly, the second bipolar earth leakage circuit-breaker M is closed, it is lightened state to determine the first display unit L1 existing continuous, such as Fig. 2 institutes
Show；Finally, by-pass switch N moments are closed, determine that the first display unit L1 and the second display unit L2 are lightened state, are such as schemed
Shown in 3, after certain time, the first display unit L1 and the second equal automatic distinguishings of display unit L2；In summary, experimental rig is complete
It is complete normal, you can to enter the first bipolar earth leakage circuit-breaker stage tested in user family.
As shown in figure 4, the application scenarios of the experimental rig for bipolar earth leakage circuit-breaker in the embodiment of the present invention are done
Further illustrate：
The first step, determine the first bipolar earth leakage circuit-breaker in user family and its corresponding junction (such as three holes
Socket), further determine that the wiring of the experimental rig of the embodiment of the present invention is normal；Such as：The first end and live wire L of Three-hole socket,
One end of first bipolar earth leakage circuit-breaker and the second bipolar earth leakage circuit-breaker M live wire input m1 are connected, the second end with
Zero line N, the other end of the first bipolar earth leakage circuit-breaker and the second bipolar earth leakage circuit-breaker M zero line input m2 are connected,
3rd end is connected with by-pass switch N one end and ground wire PE；
Second step, the second bipolar earth leakage circuit-breaker M of closure, it is to continue lightened state to determine the first display unit L1；
3rd step, closure by-pass switch N so that the second bipolar earth leakage circuit-breaker M tripping operations, realize the first display unit L1
OFF state is changed into by lasting lightened state, and the second display unit L2 is changed into lightened state by OFF state and changed again
For OFF state, i.e., it is bright once；
4th step, the first bipolar earth leakage circuit-breaker action situation for detecting user；When detect first it is bipolar electric leakage protect
Protect switch trip, it is determined that the first bipolar earth leakage circuit-breaker is normal；And work as and detect that the first bipolar earth leakage circuit-breaker is motionless
Make, it is determined that the first bipolar earth leakage circuit-breaker is abnormal, and such as the first bipolar earth leakage circuit-breaker itself breaks down, and first is bipolar
There is mistake etc. in earth leakage circuit-breaker wiring, therefore can further be investigated.
Implement the embodiment of the present invention, have the advantages that：
In embodiments of the present invention, shown due to building by the second bipolar earth leakage circuit-breaker, by-pass switch, first and second
Show the circuit that part is formed, and by shirtsleeve operation, simulate drain conditions, timely and effectively can test in user family
The Reliability of Microprocessor of bipolar earth leakage circuit-breaker, judge the correctness of the electricity consumption mode of connection, realize that elimination safety is hidden so as to reach
Suffer from, the purpose of prevention Electrical Safety accident.
Can be with one of ordinary skill in the art will appreciate that realizing that all or part of step in above-described embodiment method is
The hardware of correlation is instructed to complete by program, described program can be stored in a computer read/write memory medium,
Described storage medium, such as ROM/RAM, disk, CD.
Above disclosure is only preferred embodiment of present invention, can not limit the right model of the present invention with this certainly
Enclose, therefore the equivalent variations made according to the claims in the present invention, still belong to the scope that the present invention is covered.
Claims (4)
1. a kind of experimental rig for bipolar earth leakage circuit-breaker, it is connected live wire and the first of zero line bipolar with user family
Earth leakage circuit-breaker is engaged, it is characterised in that the experimental rig includes the second bipolar earth leakage circuit-breaker (M), bypass is opened
Close (N), the first display unit (L1) and the second display unit (L2)；Wherein,
The second bipolar earth leakage circuit-breaker (M) includes that the live wire and the described first bipolar earth leakage circuit-breaker phase can be passed through
Live wire input (m1) even, the zero line input that can be connected by the zero line with the described first bipolar earth leakage circuit-breaker
(m2) fire wire output end (m3), being connected with the first end (a1) of first display unit (L1), and show with described first
Show the connected zero line output end (m4) in the second end (a2) of part (L1)；
The by-pass switch (N) includes the one end being connected with ground wire, and the second end with second display unit (L2)
(b2) the connected other end；
Second display unit (L2) also include with the fire wire output end (m3) of the described second bipolar earth leakage circuit-breaker (M) and
The connected first end (b1) of the first end (a1) of first display unit (L1).
2. experimental rig as claimed in claim 1, it is characterised in that the by-pass switch (N) is monopole air switch or pressed
Button switch.
3. experimental rig as claimed in claim 1, it is characterised in that first display unit (L1) is bulb, signal refers to
Show one among lamp, LED.
4. experimental rig as claimed in claim 1, it is characterised in that second display unit (L2) is bulb, signal refers to
Show one among lamp, LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510648077.4A CN105259496B (en) | 2015-10-09 | 2015-10-09 | A kind of experimental rig for bipolar earth leakage circuit-breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510648077.4A CN105259496B (en) | 2015-10-09 | 2015-10-09 | A kind of experimental rig for bipolar earth leakage circuit-breaker |
Publications (2)
| Publication Number | Publication Date |
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| CN105259496A CN105259496A (en) | 2016-01-20 |
| CN105259496B true CN105259496B (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510648077.4A Active CN105259496B (en) | 2015-10-09 | 2015-10-09 | A kind of experimental rig for bipolar earth leakage circuit-breaker |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2049365U (en) * | 1988-09-20 | 1989-12-13 | 谢培义 | Tester for low-voltage leakage protective device |
| FR2833747B1 (en) * | 2001-12-17 | 2005-04-15 | Schneider Electric Ind Sa | DIFFERENTIAL DRIVER WITH TEST CIRCUIT |
| DE102008006360B3 (en) * | 2008-01-28 | 2009-07-23 | Siemens Aktiengesellschaft | Residual current circuit breaker and method for performing a self-test of a residual current circuit breaker |
| CN201444181U (en) * | 2009-06-15 | 2010-04-28 | 山东鲁西化工股份有限公司东阿第八化肥厂 | Leakage protector test instrument |
| CN201654187U (en) * | 2010-02-05 | 2010-11-24 | 鲁西化工集团股份有限公司氯碱化工分公司 | Leakage protection tester |
| CN103091629A (en) * | 2013-02-01 | 2013-05-08 | 山东电力集团公司莱芜供电公司 | Domestic residual-current circuit breaker simple tester |
| CN203759153U (en) * | 2014-02-12 | 2014-08-06 | 国网宁夏电力公司固原供电公司 | Home unclassed leakage protector test tool |
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