CN206114771U - Appearance is patrolled and examined to secondary circuit state - Google Patents
Appearance is patrolled and examined to secondary circuit state Download PDFInfo
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- CN206114771U CN206114771U CN201620898117.0U CN201620898117U CN206114771U CN 206114771 U CN206114771 U CN 206114771U CN 201620898117 U CN201620898117 U CN 201620898117U CN 206114771 U CN206114771 U CN 206114771U
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Abstract
The utility model provides an appearance is patrolled and examined to secondary circuit state, include: power module, current transformer CT loop state monitor cell, treater and communication unit, wherein: power module connects respectively current transformer CT loop state monitor cell, treater and communication unit, the treater connection is used for monitoring the ammeter current loop CT loop state monitor cell, communication unit with the treater is connected. Connect CT loop state monitor cell through the treater, treater control CT loop state monitor cell, the impedance characteristic in return circuit is measured in assay, and the various states (including normal and improper) that will measure the return circuit convert the change of impedance characteristic into to reach in real time and accurately monitor ammeter operating condition, accurately and timely report stealing electric action, prevent that electricity stealing phenomenon from taking place, and the assurance is supplied power reliably and electric power resource safety.
Description
Technical field
The utility model is related to Application of Power Metering Instruments technical field, more particularly, it relates to a kind of secondary circuit state is patrolled
Inspection instrument.
Background technology
With developing rapidly for national economy, power consumption is continued to increase, the continuous lifting of electricity price.It is no lack of commercial port, enterprise and individual
People reduces electricity cost by stealing mode, and electricity filching means are presented high in technological content, the characteristics of disguised strong.
The mode of existing electricity inspection, is by inspector's on-site land survey mostly but exploration result is often not fully up to expectations,
Power supply reliability and electric power resource security are on the hazard.
At present except special transformer acquisition terminal in power information acquisition system and concentrator electric energy meter can be carried out it is limited
Monitoring is outer, and needing a kind of electricity filching behavior hidden, high in technological content for means badly carries out the equipment and system of effective monitoring.
Utility model content
In view of this, the utility model provides a kind of secondary circuit status checkout instrument, realizes to electric power system electricity filching behavior
Monitoring accurately and timely, electricity theft prevention phenomenon ensures power supply reliability and electric power resource safety.
The utility model is disclosed：
A kind of secondary circuit status checkout instrument, the secondary circuit status checkout instrument is arranged on ammeter current loop, bag
Include：Power module, Current Transmit loop state monitoring unit, processor and communication unit, wherein：
The power module connects respectively the Current Transmit loop state monitoring unit, processor and communication unit
Unit；
The processor connection is used for monitoring the CT loop states monitoring unit of ammeter current loop；
The communication unit is connected with the processor.
Preferably, the communication unit includes RS485 communication interfaces and infrared interface.
Preferably, the communication unit is GPRS module.
Preferably, the processor is provided with memory module.
The utility model is further disclosed：
A kind of secondary circuit status checkout system, including：
Multiple secondary circuit status checkout instrument, each secondary circuit status checkout instrument is arranged at ammeter current loop, described many
Individual secondary circuit status checkout instrument is communicated with main website.
It can be seen from above-mentioned technical scheme that, the secondary circuit status checkout instrument in the utility model embodiment passes through
Processor connects CT loop state monitoring unit, and the processor controls CT loop state monitoring unit, analyzes measurement loop
Impedance operator, by the various states of measurement loop (including normally with it is improper) be converted to the change of impedance characteristic, with real time and
Ammeter working condition is monitored exactly, electricity filching behavior is accurately and timely reported, electricity theft prevention phenomenon occurs, and ensure power supply
Reliability and electric power resource safety.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of secondary circuit status checkout instrument structural representation disclosed in the utility model embodiment；
Fig. 2 is a kind of secondary circuit status checkout system structure diagram disclosed in the utility model embodiment.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
The utility model embodiment discloses a kind of secondary circuit status checkout instrument, realizes to electric power system electricity filching behavior
Monitoring accurately and timely, electricity theft prevention phenomenon occurs, and ensures power reliability and electric power resource safety.
Fig. 1 shows a kind of secondary circuit status checkout instrument, including：Power module 1, Current Transmit loop state prison
Unit 2, processor 3 and communication unit 4 are surveyed, wherein：
The power module 1 connects respectively the Current Transmit loop state monitoring unit 2, processor 3 and communication
Unit 4；
The connection of the processor 3 is used for monitoring the CT loop states monitoring unit 2 of ammeter current loop；
The communication unit 4 is connected with the processor 3：
The power module 1 is used to be powered to CT loop states monitoring unit 2 and processor 3, and is furnished with rechargeable battery,
Even if in the state of power failure, also can guarantee that the secondary circuit status checkout instrument normal work 2 hours；
The Current Transmit loop state monitoring unit 2 will be monitored to monitor the state of ammeter current loop
To data send processor 3 to；
The processor 3 is used for data storage, data transfer, security protection, the clock control of whole system, processor 3
By the data of the CT loop states monitoring unit 2 for receiving, it is transmitted by the communication unit 4；
Communication unit 4 can include：RS485 communication interfaces and infrared interface, for the user for having negative control terminal, bear control eventually
The data that end passes through copy reading secondary circuit state by RS485 communication interfaces, negative control terminal is uploaded data by GPRS modes
To power information acquisition system.
For the user for not bearing control, communication unit 4 can match GPRS module, data are uploaded to into use by GPRS modes
Power utilization information collection system.
CT loop states monitoring unit 2 of the present utility model, by the impedance operator for analyzing measurement loop, by measurement loop
Various states (including normally with it is improper) be converted to the change of impedance characteristic.
Using frequency scanning, impedance identification, electric current than reciprocity multicriterion, under conditions of not affecting loop normally to measure
The impedance operator in loop is extracted, analyze, diagnosed, and generate accurate reporting events main website 10, referring to Fig. 2.
Preferably, processor 3 is configured with memory, daily current data can be stored, as power utility check and can be chased after
Pay the foundation of the electricity charge.
In sum；
Secondary circuit status checkout instrument in the utility model embodiment, connects the monitoring of CT loop states single by processor
Unit, the processor controls CT loop state monitoring unit, the impedance operator of measurement loop is analyzed, by the various shapes of measurement loop
State (including normally with it is improper) be converted to the change of impedance characteristic, to monitor ammeter working condition in real time and exactly, to stealing
Electric behavior is accurately and timely reported, and electricity theft prevention phenomenon occurs, and ensures power reliability and electric power resource safety.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.To the upper of the disclosed embodiments
State bright, professional and technical personnel in the field is realized or use the utility model.Various modifications to these embodiments are right
Will be apparent for those skilled in the art, generic principles defined herein can be without departing from this reality
In the case of with new spirit or scope, realize in other embodiments.Therefore, the utility model is not intended to be limited to this
These embodiments shown in text, and it is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (4)
1. a kind of secondary circuit status checkout instrument, it is characterised in that the secondary circuit status checkout instrument is arranged at ammeter electric current
On loop, including：Power module, Current Transmit loop state monitoring unit, processor and communication unit, wherein：
The power module connects respectively the Current Transmit loop state monitoring unit, processor and communication unit；
The processor connection is used for monitoring the CT loop states monitoring unit of ammeter current loop；
The communication unit is connected with the processor.
2. secondary circuit status checkout instrument as claimed in claim 1, it is characterised in that the communication unit is logical including RS485
Communication interface and infrared interface.
3. secondary circuit status checkout instrument as claimed in claim 1, it is characterised in that the communication unit is GPRS module.
4. secondary circuit status checkout instrument as claimed in claim 1, it is characterised in that the processor is provided with memory module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620898117.0U CN206114771U (en) | 2016-08-17 | 2016-08-17 | Appearance is patrolled and examined to secondary circuit state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620898117.0U CN206114771U (en) | 2016-08-17 | 2016-08-17 | Appearance is patrolled and examined to secondary circuit state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206114771U true CN206114771U (en) | 2017-04-19 |
Family
ID=58512741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620898117.0U Active CN206114771U (en) | 2016-08-17 | 2016-08-17 | Appearance is patrolled and examined to secondary circuit state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206114771U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387805A (en) * | 2018-10-24 | 2019-02-26 | 国网山东省电力公司海阳市供电公司 | A kind of terminal box of three-level metering device series wiring band scene series connection verifying function |
| CN109459716A (en) * | 2018-10-26 | 2019-03-12 | 浙江涵普电力科技有限公司 | Secondary circuit status checkout instrument calibrating installation |
| CN111880038A (en) * | 2020-08-07 | 2020-11-03 | 广东电网有限责任公司 | Secondary circuit proofreading device |
| CN112526190A (en) * | 2020-11-19 | 2021-03-19 | 山推建友机械股份有限公司 | On-line monitoring and management system and method for working current of main machine of concrete mixing plant |
-
2016
- 2016-08-17 CN CN201620898117.0U patent/CN206114771U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387805A (en) * | 2018-10-24 | 2019-02-26 | 国网山东省电力公司海阳市供电公司 | A kind of terminal box of three-level metering device series wiring band scene series connection verifying function |
| CN109459716A (en) * | 2018-10-26 | 2019-03-12 | 浙江涵普电力科技有限公司 | Secondary circuit status checkout instrument calibrating installation |
| CN111880038A (en) * | 2020-08-07 | 2020-11-03 | 广东电网有限责任公司 | Secondary circuit proofreading device |
| CN111880038B (en) * | 2020-08-07 | 2022-04-01 | 广东电网有限责任公司 | Secondary circuit proofreading device |
| CN112526190A (en) * | 2020-11-19 | 2021-03-19 | 山推建友机械股份有限公司 | On-line monitoring and management system and method for working current of main machine of concrete mixing plant |
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