CN103149429A - Magnetic field interference prevention type electricity stealing electronic electric energy meter - Google Patents
Magnetic field interference prevention type electricity stealing electronic electric energy meter Download PDFInfo
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- CN103149429A CN103149429A CN201210534443XA CN201210534443A CN103149429A CN 103149429 A CN103149429 A CN 103149429A CN 201210534443X A CN201210534443X A CN 201210534443XA CN 201210534443 A CN201210534443 A CN 201210534443A CN 103149429 A CN103149429 A CN 103149429A
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- China
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- electric energy
- energy meter
- electronic electric
- magnetic field
- interference prevention
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- 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.)
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Abstract
The invention provides a magnetic field interference prevention type electricity stealing electronic electric energy meter. A magnetic contact switch is additionally installed to be in series connection in an internal power supply loop on the basis of a general electronic electric energy meter on a market. Two ends of the magnetic contact switch is respectively connected with a contact 19 and a contact 20. The magnetic field interference prevention type electricity stealing electronic electric energy meter is simple in structure, low in cost, and easy to achieve.
Description
Technical field
The present invention relates to the electric energy metrical field, concrete say a kind of magnetic-field interfering type stealing electronic electric energy meter.
Background technology
In productive life, the lawless person often utilizes outside high-intensity magnetic field to disturb the electronic electric energy meter measuring accuracy, thereby reaches few billing purpose.Popular electronic electric energy meter does not possess anti-externally-applied magnetic field interference stealing function in the market.
Summary of the invention
For effectively addressing the above problem, the invention provides a kind of magnetic-field interfering type stealing electronic electric energy meter.
The present invention is achieved in that on the basis of universal electronic type electric energy meter on market, installs a magnetic contact switch additional, is serially connected with in interior current supply circuit, and two ends connect respectively 19 contacts, 20 contacts.
The invention has the beneficial effects as follows: simple in structure, with low cost, be easy to realize.
Description of drawings
Be described further below in conjunction with accompanying drawing.
Fig. 1 is structural representation of the present invention.
1,19 contacts in figure, 2,20 contacts, 3, the magnetic contact switch.
Embodiment
As shown in the figure, on the basis of universal electronic type electric energy meter on market, install a magnetic contact switch 3 additional, be serially connected with in interior current supply circuit, two ends connect respectively 19 contacts 1,20 contacts 2.
Sense outsidely during than high-intensity magnetic field when magnetic contact switch 3,19 contacts 1,20 contact 2 UNICOMs cut off current supply circuit.
Claims (1)
1. a magnetic-field interfering type stealing electronic electric energy meter, is characterized in that, on the basis of universal electronic type electric energy meter on market, installs a magnetic contact switch additional, is serially connected with in interior current supply circuit, and two ends connect respectively 19 contacts, 20 contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210534443XA CN103149429A (en) | 2012-12-12 | 2012-12-12 | Magnetic field interference prevention type electricity stealing electronic electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210534443XA CN103149429A (en) | 2012-12-12 | 2012-12-12 | Magnetic field interference prevention type electricity stealing electronic electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103149429A true CN103149429A (en) | 2013-06-12 |
Family
ID=48547627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210534443XA Pending CN103149429A (en) | 2012-12-12 | 2012-12-12 | Magnetic field interference prevention type electricity stealing electronic electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103149429A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237590A (en) * | 2014-09-26 | 2014-12-24 | 国家电网公司 | Active electricity larceny prevention device and method aiming at magnetic electricity larceny compensation metering |
-
2012
- 2012-12-12 CN CN201210534443XA patent/CN103149429A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237590A (en) * | 2014-09-26 | 2014-12-24 | 国家电网公司 | Active electricity larceny prevention device and method aiming at magnetic electricity larceny compensation metering |
| CN104237590B (en) * | 2014-09-26 | 2018-01-12 | 国家电网公司 | A kind of active anti-electricity-theft device and the method for strong magnetic stealing compensation measurement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130612 |