CN109541374A - A kind of household electricity human electric shock simulating test device - Google Patents
A kind of household electricity human electric shock simulating test device Download PDFInfo
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- CN109541374A CN109541374A CN201811481843.2A CN201811481843A CN109541374A CN 109541374 A CN109541374 A CN 109541374A CN 201811481843 A CN201811481843 A CN 201811481843A CN 109541374 A CN109541374 A CN 109541374A
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- test
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- household electricity
- switch
- electric shock
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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Abstract
The embodiment of the invention discloses a kind of household electricity human electric shock simulating test devices, including test plug, artifical resistance, the front end of the test plug includes the test firewire for being respectively used to connect with the firewire of household electricity circuit, zero curve, ground wire, test zero curve, test ground wire for connecting household electricity circuit, the test plug；One end of the artifical resistance connects the test firewire, and the other end connects the test ground wire.The present invention can simple, quickly, comprehensively test the security situation of home circuit.
Description
Technical field
It simulates and surveys the present invention relates to household electricity safety test technical field more particularly to a kind of household electricity human electric shock
Trial assembly is set.
Background technique
Many families are assembled with earth leakage protective device now, when there is electric leakage in electrical equipment aging or failure, family
Earth leakage protective device can cut off the power in time.But earth leakage protective device is Single Point of Faliure protection, can not be to entire household electricity electricity
Whether road is tested security situation, for example be grounded and be grounded good, and whether firewire/zero curve is reversed, and whether earth leakage protective device loses
Effect etc..Lack the security situation that home circuit is examined from the angle of end user.
Therefore, how simply, quickly, comprehensively the security situation for testing household electricity circuit, become those skilled in the art
Member's technical problem urgently to be resolved.
Summary of the invention
The embodiment of the present invention provides a kind of household electricity human electric shock simulating test device, to solve in the prior art cannot
Simply, the problem of testing the security situation of household electricity circuit quickly, comprehensively.
To achieve the goals above, embodiments of the present invention provide the following technical solutions:
A kind of household electricity human electric shock simulating test device, including test plug, artifical resistance, the test plug
Front end for connecting household electricity circuit, the test plug include be respectively used to the firewire of household electricity circuit, zero curve,
Test firewire, test zero curve, the test ground wire of line connection；One end of the artifical resistance connects the test firewire, the other end
Connect the test ground wire.
It preferably, further include the first indicator light；One end of first indicator light connects the test firewire, and the other end connects
Connect the test zero curve.
It preferably, further include the second indicator light；One end of second indicator light connects the test firewire, and the other end connects
Connect the test ground wire.
It preferably, further include third indicator light；One end of the third indicator light connects the test zero curve, and the other end connects
Connect the test ground wire.
It preferably, further include first switch, the first switch is double control switch, the first stationary contact of the double control switch
Point, the second stationary contact are separately connected the test firewire, the test zero curve, and the movable contact of the double control switch connects the mould
One end of quasi- resistance.
Preferably, the artifical resistance includes first resistor, second resistance, second switch, and the second switch is third gear
Six foot controls, the side A of the second switch include the contact C, the contact NC, the contact NO, the side B of the second switch include the contact C,
The contact NC, the contact NO；The both ends of the first resistor are separately connected the side the A contact NO, the side the B contact NC；The two of the second resistance
End is separately connected the side the A contact NC, the side the B contact NO；The side the A contact NO connects the side the B contact NO；The side the A contact C, the side B
The contact C is separately connected the test firewire, the test ground wire.
Preferably, the artifical resistance includes first resistor, second resistance and two grade of six foot control.
Preferably, the artifical resistance includes first resistor, second resistance, 3rd resistor third gear eight-foot switch.
Preferably, it is equipped with the 4th indicator light in parallel between the artifical resistance and the test ground wire and third switchs.
Preferably, the third switch is self-resetting switch.
Household electricity human electric shock simulating test device provided by the invention, artifical resistance is using impedance close with human body
Power resistor, simulating human body electric shock scene, simulated humanbody electric shock true environment, to observe the security situation of family's power circuit.
After test plug is connected household electricity circuit, simulating human body electric shock occurs, if household electricity circuit can be cut off at the first time
Power supply, then the household electricity circuit is safe；If home circuit does not make any protection act, artifical resistance persistent fever,
So such household electricity circuit is then likely to directly result in casualties once there is equipment leakage or personnel's electric shock,
Such household electricity circuit just needs to rectify and improve).The present invention can simple, quickly, comprehensively test the safe feelings of home circuit
Condition.
Detailed description of the invention
It, below will be to embodiment party in order to illustrate more clearly of embodiments of the present invention or technical solution in the prior art
Formula or attached drawing needed to be used in the description of the prior art are briefly described.It should be evident that the accompanying drawings in the following description is only
It is merely exemplary, it for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer, which is extended, obtains other implementation attached drawings.
Fig. 1 is the circuit theory signal for household electricity human electric shock's simulating test device that an embodiment of the present invention provides
Figure；
Fig. 2 is the gear schematic diagram of second switch K2 in Fig. 1.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Fig. 1, Fig. 2 are please referred to, Fig. 1 is household electricity human electric shock's simulating test device that an embodiment of the present invention provides
Circuit theory schematic diagram.Fig. 2 is the gear schematic diagram of second switch K2 in Fig. 1.
As shown in Figure 1, a kind of household electricity human electric shock simulating test device provided by the invention, including test plug,
Artifical resistance, the front end of the test plug connect household electricity for connecting household electricity circuit, for the ease of test plug
Circuit, the front end of test plug can use the structure of three plugs, in order to be inserted into the socket of household electricity circuit；It is described
Test plug include the test firewire L for being respectively used to connect with the firewire of household electricity circuit, zero curve, ground wire, test zero curve N,
Test ground wire PE；One end of the artifical resistance connects the test firewire L, and the other end connects the test ground wire PE.
Household electricity human electric shock simulating test device provided by the invention, artifical resistance is using impedance close with human body
Power resistor, simulating human body electric shock scene, simulated humanbody electric shock true environment, to observe the security situation of family's power circuit.
After test plug is connected household electricity circuit, simulating human body electric shock occurs, if household electricity circuit can be cut off at the first time
Power supply, then the household electricity circuit is safe；If home circuit does not make any protection act, artifical resistance persistent fever,
So such household electricity circuit is then likely to directly result in casualties once there is equipment leakage or personnel's electric shock,
Such household electricity circuit just needs to rectify and improve).The peace of home circuit can simple, quickly, be comprehensively tested through the invention
Full situation.
It further include the first indicator light L1 in preferred scheme；One end of the first indicator light L1 connects the test fire
Line L, the other end connect the test zero curve N.After the socket of test plug insertion household electricity circuit, if the first indicator light L1
It is bright, illustrate there is alternating current, if the first indicator light L1 goes out, illustrates no alternating current, can be used for judging whether current circuit has alternating current.
It further include the second indicator light L2 in further embodiment；One end of the second indicator light L2 connects the test
Firewire L, the other end connect the test ground wire PE.If the first indicator light L1 is bright, the second indicator light L2 is bright, illustrates household electricity electricity
The firewire on road, zero curve line sequence are correct；If the second indicator light L2 goes out, illustrate that the firewire of household electricity circuit, zero curve line sequence are reversed.
It further include third indicator light L3 in further embodiment；One end of the third indicator light L3 connects the test
Zero curve N, the other end connect the test ground wire PE.If the second indicator light L2 is bright, third indicator light L3 goes out, illustrate household electricity electricity
The firewire on road, zero curve line sequence are correct, and zero line grounding is normal；If the second indicator light L2 goes out, third indicator light L3 is bright, illustrate home-use
The firewire of circuit, zero curve line sequence are reversed, and zero line grounding is normal；If the second indicator light L2 goes out, third indicator light L3 goes out, illustrate house
The zero line grounding of front yard power circuit is abnormal, please check zero line grounding situation.
By the setting of above-mentioned first indicator light L1, the second indicator light L2, third indicator light L3, household electricity can detecte
Whether the installation situation of circuit is abnormal, and provides abnormal reason.
Preferred scheme further includes first switch K1, and the first switch K1 is double control switch, and the of the double control switch
One stationary contact, the second stationary contact are separately connected the test firewire L, the test zero curve N, and the movable contact of the double control switch connects
Connect one end of the artifical resistance.If detecting that the firewire of household electricity circuit and zero curve are reversed in above scheme, in order to
The security situation of household electricity circuit is continued to test in this case, it can be by operating first switch K1, by first switch
The movable contact of K1 is connect with the second stationary contact, can continue to test the security situation of household electricity circuit.
In preferred scheme, first switch K1 can use the button switch of two grade of three foot, certain side provided by the invention
In case, first switch K1 is not limited thereto a kind of scheme, all firewire L and test to be tested in one end of test resistance
The switch switched between zero curve N, should all be within the scope of the present invention.
Under different test scenes, the resistance of different capacity can choose as test resistance, with simulating human body electric shock
Situation, the present invention pass through repetition test, it is found that different test scenes has different leakage currents and power resistor resistance value, tool
Body please refers to following table.Following table are as follows: leakage current and power resistor select table under different test scenes.
Therefore, in order under above-mentioned three kinds of electric leakages scene, the security situation of household electricity circuit, the resistance of test resistance are tested
Value can choose 2000 Ω, 5000 Ω, 7000 Ω.
In a kind of preferred scheme, the artifical resistance includes first resistor R1, second resistance R2, second switch K2, institute
Stating second switch K2 is six foot control of third gear, as shown in Fig. 2, the side A of the second switch K2 includes the contact C, the contact NC, NO touching
Point, the side B of the second switch K2 include the contact C, the contact NC, the contact NO；The both ends of the first resistor R1 are separately connected the side A
The contact NO, the side the B contact NC；The both ends of the second resistance R2 are separately connected the side the A contact NC, the side the B contact NO；The side the A NO touching
Point connects the side the B contact NO；The side the A contact C, the side the B contact C are separately connected the test firewire L, the test ground wire
PE。
In order to test the security situation of household electricity circuit in above-mentioned three kinds of electric leakages scene, first resistor R1 can be
2000 Ω, second resistance R2 can be 5000 Ω, and second switch K2 has 3 gears:
K2 gets to " 1 " shelves, the side A C<->NO, the side B C<->NC；2000 Ω of impedance at this time；
K2 gets to " 2 " shelves, the side A C<->NC, the side B C<->NC；5000 Ω of impedance at this time；
K2 gets to " 3 " shelves, the side A C<->NC, the side B C<->NO；7000 Ω of impedance at this time.
As it can be seen that the test of three kinds of different electric leakage scenes can be realized by two resistance, a switch for above scheme.
It is understood that scheme provided by the invention is not limited to a kind of above-mentioned scheme, test resistance can be one
A resistance, the resistance value of a resistance can choose 2000 Ω, 5000 Ω, any one in 7000 Ω, only test above-mentioned three kinds
One of scene of leaking electricity electric leakage scene；Test resistance also may include 2000 Ω, 5000 Ω, any two in 7000 Ω,
Only test any two kinds of electric leakages scene in above-mentioned three kinds of electric leakages scene；Test resistance also may include respectively 2000 Ω,
Three resistance of 5000 Ω, 7000 Ω respectively test three kinds of electric leakage scenes, should all be within the scope of the present invention.
Such as: artifical resistance only includes first resistor.
Such as: the artifical resistance includes first resistor, second resistance and two grade of six foot control, first resistor, the second electricity
Resistance is arranged in parallel, and two grade of six foot control can choose individually connection first resistor or second resistance.
Such as: the artifical resistance includes first resistor, second resistance, 3rd resistor and third gear eight-foot switch, the first electricity
Resistance, second resistance, 3rd resistor are arranged in parallel, third gear eight-foot switch can choose individually connection first resistor, second resistance or
3rd resistor.Above scheme should all be within the scope of the present invention.
In preferred scheme, be equipped between the artifical resistance and the test ground wire PE the 4th indicator light L4 in parallel and
Third switch K3.4th indicator light L4 is bright, can carry out electric shock simulation test, press the moment of third switch K3, family's electric leakage
Protector normal cutoff power supply, then it can verify household electricity safety.
In preferred scheme, third switch K3 can be self-resetting switch, after pressing third switch K3 every time, third switch
K3 can automatically reset, and before carrying out simulation test convenient for next time, third switch K3 is in an off state.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (10)
1. a kind of household electricity human electric shock simulating test device, which is characterized in that described including test plug, artifical resistance
For connecting household electricity circuit, the test plug includes the fire being respectively used to household electricity circuit for the front end of test plug
Line, zero curve, the test firewire of ground wire connection, test zero curve, test ground wire；One end of the artifical resistance connects the test fire
Line, the other end connect the test ground wire.
2. household electricity human electric shock simulating test device according to claim 1, which is characterized in that further include the first finger
Show lamp；One end of first indicator light connects the test firewire, and the other end connects the test zero curve.
3. household electricity human electric shock simulating test device according to claim 2, which is characterized in that further include the second finger
Show lamp；One end of second indicator light connects the test firewire, and the other end connects the test ground wire.
4. household electricity human electric shock simulating test device according to claim 3, which is characterized in that further include that third refers to
Show lamp；One end of the third indicator light connects the test zero curve, and the other end connects the test ground wire.
5. household electricity human electric shock simulating test device according to claim 1-4, which is characterized in that also wrap
First switch is included, the first switch is double control switch, and the first stationary contact, the second stationary contact of the double control switch are separately connected
The test firewire, the test zero curve, the movable contact of the double control switch connect one end of the artifical resistance.
6. household electricity human electric shock simulating test device according to claim 5, which is characterized in that the artifical resistance
Including first resistor, second resistance, second switch, the second switch is six foot control of third gear, and the side A of the second switch is wrapped
The contact C, the contact NC, the contact NO are included, the side B of the second switch includes the contact C, the contact NC, the contact NO；The first resistor
Both ends are separately connected the side the A contact NO, the side the B contact NC；The both ends of the second resistance are separately connected the side the A contact NC, the side B NO touching
Point；The side the A contact NO connects the side the B contact NO；The side the A contact C, the side the B contact C be separately connected the test firewire,
The test ground wire.
7. household electricity human electric shock simulating test device according to claim 5, which is characterized in that the artifical resistance
Including first resistor, second resistance and two grade of six foot control.
8. household electricity human electric shock simulating test device according to claim 5, which is characterized in that the artifical resistance
Including first resistor, second resistance, 3rd resistor and third gear eight-foot switch.
9. household electricity human electric shock simulating test device according to claim 1, which is characterized in that the artifical resistance
It is equipped with the 4th indicator light in parallel between the test ground wire and third switchs.
10. household electricity human electric shock simulating test device according to claim 9, which is characterized in that the third is opened
Closing is self-resetting switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811481843.2A CN109541374A (en) | 2018-12-05 | 2018-12-05 | A kind of household electricity human electric shock simulating test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811481843.2A CN109541374A (en) | 2018-12-05 | 2018-12-05 | A kind of household electricity human electric shock simulating test device |
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| CN109541374A true CN109541374A (en) | 2019-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811481843.2A Pending CN109541374A (en) | 2018-12-05 | 2018-12-05 | A kind of household electricity human electric shock simulating test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111770610A (en) * | 2020-07-14 | 2020-10-13 | 云南电网有限责任公司电力科学研究院 | Electric shock current simulation system and method for live environment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5030916A (en) * | 1990-06-22 | 1991-07-09 | Bokitch Dennis J | Auto electric tester |
| CN104635722A (en) * | 2014-12-15 | 2015-05-20 | 上海爱数软件有限公司 | Abnormal power failure simulation test device |
| CN208142463U (en) * | 2018-01-24 | 2018-11-23 | 广州思太乐电子科技有限公司 | A kind of Electrical Safety simulation test circuit |
-
2018
- 2018-12-05 CN CN201811481843.2A patent/CN109541374A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5030916A (en) * | 1990-06-22 | 1991-07-09 | Bokitch Dennis J | Auto electric tester |
| CN104635722A (en) * | 2014-12-15 | 2015-05-20 | 上海爱数软件有限公司 | Abnormal power failure simulation test device |
| CN208142463U (en) * | 2018-01-24 | 2018-11-23 | 广州思太乐电子科技有限公司 | A kind of Electrical Safety simulation test circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111770610A (en) * | 2020-07-14 | 2020-10-13 | 云南电网有限责任公司电力科学研究院 | Electric shock current simulation system and method for live environment |
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Application publication date: 20190329 |