CN207851171U - A kind of blackouts monitoring device - Google Patents
A kind of blackouts monitoring device Download PDFInfo
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- CN207851171U CN207851171U CN201721929826.1U CN201721929826U CN207851171U CN 207851171 U CN207851171 U CN 207851171U CN 201721929826 U CN201721929826 U CN 201721929826U CN 207851171 U CN207851171 U CN 207851171U
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- blackouts monitoring
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Abstract
The utility model provides a kind of blackouts monitoring device, monitor the electromagnetic field signal of near electrical equipment in real time using electromagnetic sensor and its corresponding detection filter amplifying circuit, and then corresponding EMV electromagnetic value is obtained by processor, when the EMV electromagnetic value of monitoring gained is equal to or more than the threshold value of setting, blackouts monitoring device can send telegram in reply status information to user terminal；When the EMV electromagnetic value of monitoring gained is less than the threshold value of setting, blackouts monitoring device can send power failure information to user terminal.User can pass through various application ends, such as remote computer, the operating status of the electronic equipments such as mobile phone real time inspection to electrical equipment.Device installation process removes the complex works such as physical routing, wiring, electric adjustment from, transformer body will not be run and generate any influence, power off time need not be arranged, whole installation process is simple and convenient, and the remote supervisory and controlling tools means of electric equipment operation state are provided for electricity consumption company manager.
Description
Technical field
The utility model belongs to power network monitoring technical field, more particularly to a kind of power cut detection device.
Background technology
In recent years, with the fast development of Chinese national economy, industry, commercial power increase year by year.How enterprise energy to be allowed
Enough safe and reliable electricity consumptions, receive always the concern of power grid enterprises.Once having a power failure, the warp of electricity consumption enterprise is not only directly contributed
Ji loss, while certain negative effect is also brought to power grid.Power distribution room blackouts monitoring towards electricity consumption enterprise-level is extremely urgent.
Currently, the monitoring of power distribution room electric equipment operation state mostly uses the mode of access in radio to complete.It is main to realize
Principle is：By sealing in voltage transformer or current transformer in electrical primary circuit, then by the electricity of secondary side generation
Pressure, current signal are linked into measuring loop；Monitoring device by measuring secondary side voltage in real time, current signal extrapolates equipment
Operating condition parameter；When electrical equipment has a power failure, measuring apparatus is monitored less than secondary side data, you can judgement electrical equipment
Have occurred and that power-off event.
This technology has the following problems：
It needs to assemble multigroup cable during the installation process, entire work progress complex process, difficulty are big, time-consuming；
The data of monitoring can only live computer check that electricity consumption company manager can not grasp power distribution room power failure at a distance
Information；
The debugging of monitoring device and maintenance phase are high to the professional skill requirement of worker, especially when monitoring device failure
When, cable investigation difficulty is big, and maintenance cost is high.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, to propose a kind of blackouts monitoring device, energy
It is enough to judge that electrical equipment stops telegram in reply state by the electric field or changes of magnetic field of monitoring electrical equipment in real time, it is managed for electricity consumption enterprise
Reason person provides the remote supervisory and controlling tools means of electric equipment operation state.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of blackouts monitoring device, which is characterized in that including electromagnetic sensor, the first operational amplifier, filter, second
Operational amplifier, detector diode, processor and wireless module；
The electromagnetic signal is converted to electric signal by the electromagnetic sensor for acquiring electromagnetic signal, and by the electricity
Signal transmission is to first operational amplifier；
First operational amplifier is carried out for receiving the electric signal, and to the electric signal at first time amplification
Reason, the output first time amplified electric signal to the filter；
The filter is filtered the electric signal for receiving the amplified electric signal for the first time
, the filtered electric signal is exported to the second operational amplifier；
The second operational amplifier carries out second for the electric signal after accepting filter, and to the electric signal
Secondary enhanced processing, second of amplified electric signal of output to the detector diode；
The detector diode carries out detection for receiving second of amplified electric signal to the electric signal
Processing, obtains direct current signal, exports the direct current signal to the processor；
The processor obtains relatively for receiving the direct current signal after carrying out processing calculating to the direct current signal
The EMV electromagnetic value answered, and the EMV electromagnetic value is compared with the threshold value of setting, when the EMV electromagnetic value is equal to or more than the threshold value
When, then the telegram in reply status command of the electrical equipment is sent to the wireless module；When the EMV electromagnetic value is less than the threshold value,
The telegram in reply status command of the electrical equipment is then sent to the wireless module, the EMV electromagnetic value includes at least electric field value, magnetic field
One kind in value；
The wireless module, the instruction sent for receiving the processing module, and send corresponding letter by described instruction
Breath.
Further, the processor has analog-digital conversion function.
Further, the blackouts monitoring device uses 9V batteries as power supply.
Further, the blackouts monitoring device further comprises the first voltage-stablizer and the second voltage-stablizer, and described first is steady
Depressor is used to the 9V input voltages being transformed to the work of the 4.0V needed for the second operational amplifier and the wireless module
Voltage；Second voltage-stablizer is used to for the 9V input voltages to be transformed to the 3.3V operating voltages needed for the processor.
Further, the 9V batteries are 9V carbon batteries, 9V alkaline batteries, one kind in 9V Ni-MH batteries.
Further, the blackouts monitoring device can be used for periodically sending the operation shape that work condition state information carrys out display device
State.
The beneficial effects of the utility model：
Using electromagnetic sensor and its corresponding detection filter amplifying circuit, monitoring is electrically set this blackouts monitoring device in real time
Standby neighbouring electromagnetic field signal, and then corresponding EMV electromagnetic value is obtained by processor, when the EMV electromagnetic value of monitoring gained is equal to or greatly
When the threshold value of setting, blackouts monitoring device can send telegram in reply status information to user terminal；When the EMV electromagnetic value of monitoring gained is less than
When the threshold value of setting, blackouts monitoring device can send power failure information to user terminal.User can be such as remote by various application ends
Journey computer, the operating status of the electronic equipments such as mobile phone real time inspection to electrical equipment.In addition, the installation process of the utility model is exempted from
The complex works such as physical routing, wiring, electric adjustment are gone, transformer body will not be run and generate any influence, need not pacified
Arrange power off time, it is only necessary to device is fixed on other than rational electrical safety distance, then coordinate the electronic equipments such as mobile phone logical
It crosses corresponding stipulations instruction to be debugged, configures and check device parameter in real time, you can complete whole installation process.Whole process
It is simple and convenient, the remote supervisory and controlling tools means of electric equipment operation state are provided for electricity consumption company manager.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of blackouts monitoring device of one embodiment of the invention.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only one point of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model embodiment provides a kind of blackouts monitoring device, is a kind of power failure of the present embodiment as shown in Figure 1
The structural schematic diagram of monitoring device, the blackouts monitoring device include electromagnetic sensor 10, the first operational amplifier 20, filter
30, second operational amplifier 40, detector diode 50, processor 60 and wireless module 70.
The electromagnetic signal is converted to electric signal by electromagnetic sensor 10 for acquiring electromagnetic signal, and by the telecommunications
Number it is transferred to the first operational amplifier 20, specifically, the electromagnetic sensor 10 can be realized by electromagnetic induction elements such as inductors,
This is not repeated.
First operational amplifier 20 carries out first time enhanced processing for receiving the electric signal, and to the electric signal,
The first time amplified electric signal is exported to filter 30.
Filter 30 is filtered the electric signal for the reception first time amplified electric signal,
The filtered electric signal is exported to second operational amplifier 40.
Second operational amplifier 40 carries out second for the electric signal after accepting filter, and to the electric signal
Enhanced processing, second of amplified electric signal of output is to detector diode 50, specifically, such as amplifier TLC2272.
Detector diode 50 carries out at detection the electric signal for receiving second of amplified electric signal
Reason, obtains direct current signal, exports the direct current signal to processor 60.
Processor 60 to the direct current signal obtain after processing calculating corresponding for receiving the direct current signal
EMV electromagnetic value, and the EMV electromagnetic value is compared with the threshold value of setting, when the EMV electromagnetic value is equal to or more than the threshold value,
The telegram in reply status command of the electrical equipment is then sent to wireless module 70；When the EMV electromagnetic value be less than the threshold value when, then to
Wireless module 70 sends the telegram in reply status command of the electrical equipment, and the EMV electromagnetic value includes at least electric field value, in magnetic field value
One kind, specifically, the processor 60 can be realized by the chip with analog-digital conversion function, such as STM8L051F3P6 chips.
Wireless module 70, the instruction sent for receiving the processing module, and send corresponding information by described instruction
To user terminal, specifically, such as SIM800C wireless communication modules.
Specifically, when monitored electrical equipment starts, the electromagnetic field around blackouts monitoring device changes, and has a power failure
Monitoring device will monitor EMV electromagnetic value and the preset threshold value comparison of gained, when the EMV electromagnetic value of monitoring gained be equal to or more than it is pre-
When the threshold value first set, processor 60 sends telegram in reply status command to wireless module 70, and wireless module 70 receives telegram in reply state
After instruction telegram in reply status information is sent to corresponding user terminal；Close above-mentioned monitored electrical equipment, blackouts monitoring device week
The electromagnetic field generation respective change enclosed, blackouts monitoring device will monitor the EMV electromagnetic value of gained and preset threshold value comparison, when
When the EMV electromagnetic value of monitoring gained is less than preset threshold value, processor 60 sends power failure instruction, nothing to wireless module 70
Wire module 70 receives and sends power failure information to corresponding user terminal after power failure instructs.
The user terminal can be the electronic equipments such as remote computer, mobile phone, can be in real time by receiving blackouts monitoring device
Message checks the operating status of electrical equipment.
Blackouts monitoring device is operated in addition, user terminal can be instructed by corresponding stipulations, including：
A. the EMV electromagnetic value for inquiring the currently monitored gained of blackouts monitoring device, specifically, user terminal passes through pre-set rule
The stipulations instruction that inquiry EMV electromagnetic value is sent to blackouts monitoring device is about instructed, the corresponding inquiry stipulations for having magnetic field value instruct and electricity
The inquiry stipulations instruction of field value.After blackouts monitoring device receives instruction, processor 60, processor are fed back to by wireless module 70
Corresponding EMV electromagnetic value inquire and feed back to result on corresponding user terminal by wireless module 70 according to stipulations instruction.
Blackouts monitoring device is placed on the position away from the oil-immersed type transformer about 3.0m that rated capacity is 1250kVA by the present embodiment
It sets, the inquiry stipulations for sending magnetic field value to blackouts monitoring device by user terminal instruct, and blackouts monitoring device receives stipulations
It is 2.5 μ T that current magnetic field value is fed back after instruction；Blackouts monitoring device is placed on and is become away from the oil immersion that rated capacity is 1250kVA
On the position of depressor about 3.0m, the inquiry stipulations for sending electric field value to blackouts monitoring device by user terminal instruct, blackouts monitoring
Device feeds back current electric field value for 170V/m after receiving stipulations instruction.
B., the threshold value for stopping telegram in reply state of blackouts monitoring device is set, specifically, user terminal passes through pre-set stipulations
It instructs and sends the stipulations instruction that the threshold value for stopping telegram in reply state is arranged to blackouts monitoring device, the corresponding threshold value for having magnetic field value is arranged
Stipulations instruct and the stipulations instruction of electric field value setting.After blackouts monitoring device receives instruction, everywhere by the feedback of wireless module 70
Device 60 is managed, processor 60 is configured the threshold value for stopping telegram in reply state accordingly according to stipulations instruction.
Further, the blackouts monitoring device of the present embodiment is to reduce hardware overall power, physical layer not design conditions
State, the work condition state information of device by timing send work condition state information to show to the user terminal, and user terminal can be with
The work condition state status information feedback frequency of blackouts monitoring device is set by the instruction of pre-set stipulations.
Further, the blackouts monitoring device of the present embodiment uses power supply of the 9V batteries as device, specifically, example
Such as 9V carbon batteries, 9V alkaline batteries, one kind in 9V Ni-MH batteries.
The blackouts monitoring device of this implementation further comprises that the first voltage-stablizer and the second voltage-stablizer, first voltage-stablizer are used
In the 4.0V operating voltages being transformed to the 9V input voltages needed for the second operational amplifier and the wireless module, tool
Body, such as MIC29302 voltage-stablizers.
Second voltage-stablizer is used to the 9V input voltages being transformed to the 3.3V operating voltages needed for the processor,
Specifically, such as AMS1117-3.3 voltage-stablizers.
The blackouts monitoring device installation process of the present embodiment need not do the work such as the Electric Wires ＆ Cables access of physics, it is only necessary to
Ensure other than rational electrical safety distance, equipment is pasted onto by wall or supporter by 3M glue.Equipment was installed
Journey removes the complex works such as physical routing, wiring, electric adjustment from, will not be run to transformer body and generate any influence, is not required to
Arrange power off time.
Blackouts monitoring device provided by the utility model can be sentenced by measuring power distribution room magnetic/electric field in real time and changing
Determine electrical equipment and stop telegram in reply state, the remote supervisory and controlling tools means of electric equipment operation state are provided for electricity consumption company manager.
Claims (6)
1. a kind of blackouts monitoring device, which is characterized in that including electromagnetic sensor, the first operational amplifier, filter, the second fortune
Calculate amplifier, detector diode, processor and wireless module；
The electromagnetic signal is converted to electric signal by the electromagnetic sensor for acquiring electromagnetic signal, and by the electric signal
It is transferred to first operational amplifier；
First operational amplifier carries out first time enhanced processing for receiving the electric signal, and to the electric signal, defeated
Go out the first time amplified electric signal to the filter；
The filter is filtered the electric signal for the reception first time amplified electric signal, defeated
Go out the filtered electric signal to the second operational amplifier；
The second operational amplifier is put for the second time for the electric signal after accepting filter, and to the electric signal
Big processing, second of amplified electric signal of output to the detector diode；
The detector diode carries out detection processing for receiving second of amplified electric signal to the electric signal,
Direct current signal is obtained, exports the direct current signal to the processor；
The processor to the direct current signal obtain after processing calculating corresponding for receiving the direct current signal
EMV electromagnetic value, and the EMV electromagnetic value is compared with the threshold value of setting, when the EMV electromagnetic value is equal to or more than the threshold value, then
Telegram in reply status command is sent to the wireless module；When the EMV electromagnetic value is less than the threshold value, then sent out to the wireless module
Telegram in reply status command, the EMV electromagnetic value is sent to include at least electric field value, one kind in magnetic field value；
The wireless module, the instruction sent for receiving the processing module, and send corresponding information by described instruction.
2. blackouts monitoring device according to claim 1, which is characterized in that the processor has analog-digital conversion function.
3. blackouts monitoring device according to claim 1, which is characterized in that the blackouts monitoring device is made using 9V batteries
For power supply.
4. blackouts monitoring device according to claim 3, which is characterized in that the blackouts monitoring device further comprises
One voltage-stablizer and the second voltage-stablizer, first voltage-stablizer are used to the 9V input voltages being transformed to second operation amplifier
4.0V operating voltages needed for device and the wireless module；Second voltage-stablizer is used to the 9V input voltages being transformed to institute
State the 3.3V operating voltages needed for processor.
5. blackouts monitoring device according to claim 3, which is characterized in that the 9V batteries are 9V carbon batteries, 9V alkali
Property battery, one kind in 9V Ni-MH batteries.
6. blackouts monitoring device according to claim 1, which is characterized in that the blackouts monitoring device can be used for periodically sending out
The operating status for sending work condition state information to carry out display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721929826.1U CN207851171U (en) | 2017-12-31 | 2017-12-31 | A kind of blackouts monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721929826.1U CN207851171U (en) | 2017-12-31 | 2017-12-31 | A kind of blackouts monitoring device |
Publications (1)
| Publication Number | Publication Date |
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| CN207851171U true CN207851171U (en) | 2018-09-11 |
Family
ID=63416682
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| CN201721929826.1U Active CN207851171U (en) | 2017-12-31 | 2017-12-31 | A kind of blackouts monitoring device |
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| Country | Link |
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| CN (1) | CN207851171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113495199A (en) * | 2021-09-09 | 2021-10-12 | 深圳博润缘科技有限公司 | Power equipment safety monitoring method and system |
-
2017
- 2017-12-31 CN CN201721929826.1U patent/CN207851171U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113495199A (en) * | 2021-09-09 | 2021-10-12 | 深圳博润缘科技有限公司 | Power equipment safety monitoring method and system |
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