CN202013370U - Electrical parameter on-site analyzer - Google Patents
Electrical parameter on-site analyzer Download PDFInfo
- Publication number
- CN202013370U CN202013370U CN2011200800916U CN201120080091U CN202013370U CN 202013370 U CN202013370 U CN 202013370U CN 2011200800916 U CN2011200800916 U CN 2011200800916U CN 201120080091 U CN201120080091 U CN 201120080091U CN 202013370 U CN202013370 U CN 202013370U
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- China
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- button
- key
- housing
- casing
- current transformer
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- Expired - Lifetime
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- 238000012545 processing Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 abstract description 2
- 239000004973 liquid crystal related substance Substances 0.000 abstract 1
- 238000007689 inspection Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012795 verification Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model belongs to the anti-electricity-theft devices for power supply, and particularly relates to an electrical parameter on-site analyzer, which comprises a casing (2), wherein a pincerlike current transformer (1) is arranged at the upper part of the casing (2); a mutual inductor switch (3) is arranged on a side end face of the casing (2) at the lower end of the pincerlike current transformer (1); a locking button HOLD, a shutdown button OFF, a starting up button ON, a confirm button F3, a page turning button F2, a return button F1, a voltage input inquiring terminal button UA, a ground wire pincerlike mutual inductor current line clamped button and a liquid crystal screen (2-1) are arranged on the front face of the casing (2); and a central processor unit (CPU) chip, magnifiers F0 and F, a divider resistor R, an LCD U and a control keyboard GP are installed in the casing (2). The electrical parameter on-site analyzer has small volume, light weight and low cost, can perform on-site electrified detecting and checking on the wiring correctness and accuracy of the electric energy metering device of a user, so as to confirm whether the electricity is stolen by users.
Description
Technical field
The utility model belongs to power supply anti-electricity-theft device, particularly a kind of electrical quantity site analysis device.
Background technology
At present, along with the continuous development of electrity market enlarges, stealing electricity phenomenon also be on the rise and means also more and more higher, the stealing family that has is caused phase error with the electric energy meter incorrect link and is influenced normally and send.The sort of in the past use pincers type reometer is simply surveyed electric current, is surveyed the incompatible present inspection stealing situation of inspection method of voltage, in the market the multifunctional monitoring instrument volume of Xiao Shouing greatly, carry inconvenience.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned technical deficiency, provides a kind of and can adapt to high-tech stealing inspection requirements, volume is little, easy to carry, function is complete electrical quantity site analysis device.
The technical scheme that the utility model technical solution problem adopts is: the electrical quantity site analysis device comprises housing, be characterized in establishing a split core type current transformer on the top of housing, establish a mutual inductor switch on the case side end face of split core type current transformer lower end, on the front of housing, establish locking key, closing key, the start key, acknowledgement key, page turning key, return key, the voltage input ramp of asking the way, the ground wire forcipated mutual-inductor vises electric current line button and LCD Panel, the central processing unit chip is housed in housing, amplifier, divider resistance, LCD and supervisory keyboard, its annexation is that divider resistance is connected amplifier respectively with split core type current transformer, two amplifiers connect central processing unit, and the data that central processing unit is handled show on LCDs by keyboard and LCD.
The beneficial effects of the utility model are: electrical quantity site analysis device volume is little, in light weight, cost is low, can carry, can carry out on-the-spot charged inspection, verification to the wiring correctness and the accuracy of user's electric power meter, determine whether stealing of user, measuring apparatus has or not the misconnection phenomenon, has power utility check instrument all functions.
Description of drawings
Specify with embodiment below in conjunction with accompanying drawing.
Fig. 1 is an electrical quantity site analysis device external structure.
Fig. 2 is an electrical quantity site analysis device principle of work process flow diagram.
Among the figure, the 1-split core type current transformer; The 2-housing; The 2-1-LCDs; 3-mutual inductor switch; The HOLD-locking key; The OFF-closing key; The ON-key of starting shooting; F
3-acknowledgement key; F
2-page turning key; F
1-return key; The 2-1-LCDs; The UA-voltage input ramp of asking the way; UN-ground wire forcipated mutual-inductor vises electric current line button; The R-divider resistance; F
0, F
1-amplifier; The CPU-central processing unit; The U-LCD; The GP-supervisory keyboard.
Embodiment
Embodiment with reference to accompanying drawing 1,2, is provided with two joint 1.5V batteries, central processor CPU, amplifier F in the housing 2 of electrical quantity site analysis device
0, F
1, divider resistance R, LCD U and supervisory keyboard GP.Be provided with split core type current transformer 1 above the outside of housing 2, establish mutual inductor switch 3 connecting mutual inductor 1 below the mutual inductor 1, on the side end face of housing 2, establish the HOLD locking key on the positive front of housing 2, start key ON and closing key OFF are established in the locking key below.In the middle of housing 2 fronts, establish return key F
1, page turning key F
2, acknowledgement key F
3, at F
1, F
2, F
3Key below is provided with LCDs 2-1, and the below of LCDs 2-1 is established ask the way ramp UA and ground wire forcipated mutual-inductor of voltage output and vised electric current button UN.The principle of work of electrical quantity site analysis device is a split core type current transformer 1, is stuck on the output electric wire of measuring electric energy meter, opens start key ON, presses mutual inductor switch 3, and the divider resistance R in the housing 2 is converted to low-voltage with high voltage, at process amplifier F
0, F
1A/D converter to central processor CPU, CPU carries out integration by the transformation result of A/D converter, calculate parameter amounts such as voltage, electric current, power, calculating decomposites each harmonic and thereby phase relation calculates various electric parameters, but central processor CPU is the scores accumulated electric weight also, can calculate the fundamental error and the composition error of electric energy meter by tested electric energy meter accumulative total voltameter meter, also can judge user whether stealing and stealing quantity, quantity shows on LCDs 2-1.Its using method is, according to the corresponding wiring of the polarity of the mark of the voltage terminal UA on the housing 2 positive fronts, opens ON start key, and moving cursor is pressed acknowledgement key F to the option of required analysis
3, at LCDs 2-1 video data, locking measured data by locking key HOLD, can unlock by locking key HOLD once more, continue to measure other parameter, this analysis instrument can carry out single-phase verification and three-phase verification.
Claims (1)
1. electrical quantity site analysis device, comprise housing (2), it is characterized in that establishing a split core type current transformer (1) on the top of housing (2), establish a mutual inductor switch (3) on housing (2) side end face of split core type current transformer (1) lower end, on the front of housing (2), establish locking key HOLD, closing key OFF, start key ON, acknowledgement key F
3, page turning key F
2, return key F
1, ask the way ramp UA, ground wire forcipated mutual-inductor of voltage input vise electric current line button and LCD Panel (2-1), and central processing unit chip CPU, amplifier F are housed in housing (2)
0, F, divider resistance R, LCD U and supervisory keyboard GP, its annexation is that divider resistance R is connected amplifier F respectively with split core type current transformer (1)
0, F, two amplifiers connect central processor CPUs, the data that central processor CPU is handled go up in LCDs (2-1) by keyboard GP and LCD U and show.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200800916U CN202013370U (en) | 2011-03-24 | 2011-03-24 | Electrical parameter on-site analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200800916U CN202013370U (en) | 2011-03-24 | 2011-03-24 | Electrical parameter on-site analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202013370U true CN202013370U (en) | 2011-10-19 |
Family
ID=44783987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200800916U Expired - Lifetime CN202013370U (en) | 2011-03-24 | 2011-03-24 | Electrical parameter on-site analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202013370U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950156A (en) * | 2014-03-27 | 2015-09-30 | 日置电机株式会社 | Clamp sensor and measurement apparatus |
| CN105353186A (en) * | 2015-10-22 | 2016-02-24 | 国网山东省电力公司烟台供电公司 | Uninterruptible-power access continuous monitoring type electric larceny prevention device based on electric quantity contrast |
| CN106771450A (en) * | 2017-02-28 | 2017-05-31 | 国网天津市电力公司 | User's electric energy meter is opposed electricity-stealing the detection method and situ metrology check device of inspection |
| CN108109363A (en) * | 2018-01-31 | 2018-06-01 | 深圳市锦熹科技有限公司 | Check instrument and application method in a kind of intelligent electric meter scene based on infrared communication |
| CN110470895A (en) * | 2019-09-19 | 2019-11-19 | 广东电网有限责任公司 | A kind of power distribution cabinet alarming device |
-
2011
- 2011-03-24 CN CN2011200800916U patent/CN202013370U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950156A (en) * | 2014-03-27 | 2015-09-30 | 日置电机株式会社 | Clamp sensor and measurement apparatus |
| CN105353186A (en) * | 2015-10-22 | 2016-02-24 | 国网山东省电力公司烟台供电公司 | Uninterruptible-power access continuous monitoring type electric larceny prevention device based on electric quantity contrast |
| CN106771450A (en) * | 2017-02-28 | 2017-05-31 | 国网天津市电力公司 | User's electric energy meter is opposed electricity-stealing the detection method and situ metrology check device of inspection |
| CN108109363A (en) * | 2018-01-31 | 2018-06-01 | 深圳市锦熹科技有限公司 | Check instrument and application method in a kind of intelligent electric meter scene based on infrared communication |
| CN110470895A (en) * | 2019-09-19 | 2019-11-19 | 广东电网有限责任公司 | A kind of power distribution cabinet alarming device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Effective date: 20120924 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120924 Address after: 122000 No. three, Chaoyang Street, 13, Liaoning, Chaoyang City Patentee after: Chaoyang Power Supply Corp., Liaoning Power Co., Ltd. Patentee after: State Grid Corporation of China Address before: 122000 No. three, Chaoyang Street, 13, Liaoning, Chaoyang City Patentee before: Chaoyang Power Supply Corp., Liaoning Power Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20111019 |
|
| CX01 | Expiry of patent term |