CN207782378U - A kind of novel intelligent electricity consumption monitoring protective device - Google Patents
A kind of novel intelligent electricity consumption monitoring protective device Download PDFInfo
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- CN207782378U CN207782378U CN201721570414.3U CN201721570414U CN207782378U CN 207782378 U CN207782378 U CN 207782378U CN 201721570414 U CN201721570414 U CN 201721570414U CN 207782378 U CN207782378 U CN 207782378U
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Abstract
A kind of novel intelligent electricity consumption monitoring protective device, including shell, electricity consumption monitoring protective device on circuit boards is set, electricity consumption monitoring protective device includes acquisition module, processing module, wireless communication module and dropout control module, acquisition module is used for collection voltages, electric current, processing module includes the voltage signal to collecting, current signal carries out the fault identification module of waveform judgement, electricity consumption statistical module, wireless communication module includes that fault data and statistical data that processing module obtains are transferred to distal end, dropout control module includes tripping mechanism and dropout indicating section, electricity consumption monitoring protective device monitors the failure during electricity consumption and controls the tripping mechanism being located on wiring board and threads off, dropout indicating section carries out dropout instruction.The utility model can intellectual analysis power information, statistics electricity consumption, electric power and Wave crest and wave trough electricity consumption situation record failure and simultaneously in real time upload data, facilitate power information intellectual analysis, visualized management in real time.
Description
Technical field
The utility model is related to a kind of device of Low Voltage Electric Apparatus monitoring and protecting, more particularly to a set of power line characteristic letter
Breath acquisition, the system and device of residual current, arc fault identification and breaking electricity consumption statistics and identification multiplexing electric abnormality.
Background technology
With the raising of economic rapid development and people's lives, electrical equipment is also being on the increase.And due to electricity consumption
Caused electrical fire rises year by year, it has also become causes the main reason of fire.It is various in order to reduce the generation of electrical hazard
Electric protective equipment becomes indispensable part in electric wiring.And it is general with the increase of electricity consumption and current Internet of Things
And power information visualization and the intelligent Service in terms of data also gradually start become demand.
Existing overcurrent protection electric appliance and residual current protecting electric appliance, can not due to that cannot detect fault electric arc
It is dangerous to reduce the electrical fire caused by fault electric arc, but the ratio of electrical fire accident caused by electric arc is being continuously improved.
Therefore therefore a kind of protection device for arc faults is born, but common electric arc fault protection electric appliance (AFDD) and has not had at present
The function of kind ground overcurrent and earth leakage protective and failure logging, and popularizing with information-based Internet of Things, power information in real time may be used
It is increasingly becoming user demand depending on change, and traditional ammeter and electric quantity metering device needs are separately installed, could realize electricity
Statistics display, and data online, real time inspection, the function of intellectual analysis are cannot achieve, and extra mounting space is accounted for, it increases
Cabling complexity.Therefore, the utility model proposes a kind of novel Low Voltage Electric Apparatus monitoring and protecting electric appliance, it can detect electricity
Can any one of the above event occur for the function of arc fault detection protection and overcurrent and residual current protecting in gas circuit
Circuit is cut off when barrier in time, realizes insulation blocking, and has the upload of fault message record, the real-time electricity consumption statistics upload of circuit
With intellectual analysis user power utilization information, the function of user power utilization exception is found.
Invention content
In order to overcome the shortcomings of that the prior art is above-mentioned, the utility model provides a kind of novel intelligent electricity consumption monitoring protective device
Device, which can be recognized accurately overcurrent, residual current and arc fault in current power circuit, and can draw at it
It is disconnected before hair safety accident and failure is recorded, while it includes electricity consumption, electric power and wave crest also to provide electricity consumption data
The statistics of trough electricity consumption uploads, and provides visualization data service to the user by mobile terminal and the ends PC.And this practicality is new
Type device also has low voltage AC contactor control interface, can be used cooperatively with A.C. contactor, can be realized by wireless network
Remote control.
The technical scheme in the invention for solving the technical problem is：A kind of novel intelligent electricity consumption monitoring protective device, packet
Include shell, the shell side is equipped with terminal and setting for connecting forceful electric power breaker inside the shell, is arranged in circuit
Electricity consumption monitoring protective device on plate, the electricity consumption monitoring protective device include acquisition module, processing module, wireless communication module
And dropout control module, for the acquisition module for collection voltages, electric current, the processing module includes the electricity to collecting
Signal, current signal is pressed to carry out the fault identification module of waveform judgement, electricity consumption statistical module, the wireless communication module includes will
The fault data and statistical data that processing module obtains are transferred to distal end, and the dropout control module examines the processing module
Dropout control is carried out after measuring failure.The dropout control module includes tripping mechanism and dropout indicating section, electricity consumption monitoring
Protective device is used to monitor the failure during electricity consumption and controls that the tripping mechanism being located on wiring board is threaded off and to record failure detailed
Thin information is uploaded by the wireless network module on wiring board, and dropout indicating section carries out dropout instruction, while processing module is real
Shi Tongji simultaneously records electricity consumption, and is transmitted to server end by the wireless communication module on wiring board, for providing real-time use
Electric data visualization service.Data can also be sent by wireless communication module from server end and be instructed simultaneously, pass through wiring board
Upper contactor drive circuit come realize external contactor switch control.
Further, further include Test to Failure mechanism, Test to Failure mechanism tests plant failure tripping function, packet
Arc fault test mechanism and leak current fault test mechanism are included, it includes two experiment buttons, two test switches, and experiment electricity
Road, wherein test switch are installed and surface of shell, and experiment button is installed on wiring board, and hookup is located at circuit board, presses phase
Test switch is answered, experiment is completed.
Further, including dropout indicating module, it is used to indicate due to threading off caused by failure, dropout indicating module is taken off by one
Button rotation indicating bit, indicating bit push rod, torsional spring and spring composition, are mounted on shell, after magnet control buckle releaser is threaded off,
Rotation indicating bit rotation of threading off, indication window on the shell is driven to show failure color region.
In a kind of example of the utility model, wiring board hardware includes switch power module, voltage sample module, electric current
Acquisition module, data conversion module, dropout control module, button indicating module, microprocessor module, wireless network module connect
Tentaculum control module.
The acquisition module includes voltage acquisition module and current acquisition module, and the current acquisition module is using several
High frequency and power current mutual inductor, the power current mutual inductor are arranged in circuit board side, the high-frequency mutual inductor perpendicular to
Wiring board is arranged；The current acquisition module and voltage acquisition module are connected by modulus conversion chip and control module
It connects.Wherein switch power module using switch power controller IC coordinate several capacitance resistance diodes and inductance or transformer come
It realizes, wherein 220V exchanges first pass through diode rectification, then carry out by Switching Power Supply being depressurized to direct current 15V.
It is respectively equipped with filter amplification circuit between the acquisition module and modulus conversion chip.The filter amplification circuit uses
Operational amplifier and AD converter composition, operational amplifier by current acquisition module and voltage acquisition module signal by a certain percentage
Amplification and filtering are converted to digital quantity by AD converter and are input to microprocessor module calculating power and electricity.
Wherein dropout control module is constituted using electromagnet and a series of structural members, is installed on PCB surface certain bits
It sets, its dropout of Digital Signals is passed through by microprocessor module.
Wherein button indicating module is installed between wiring board and shell, further includes button indicating module, and the button refers to
Show that module includes trip-gear button and hand tripping button and dropout indicator light, the trip-gear button and manually
Dropout button and dropout indicator light are connected with the processing module.It is remaining that button is respectively used to operation utility model device
Current protection electric appliance (RCBO) trip-gear, electric arc fault protection electric appliance（AFDD）Triggering trip-gear, default manually.Its
Middle dropout indicator light is dual-colored LED, is used to indicate dropout working condition.
Further include fault identification module in the processing module, the fault identification module concrete function included flow short-circuit
Identification, residual current fault identification, fault electric arc identification, after the fault identification module identifies such failure, can pass through nothing
Line communication module sends data to network server.
Wherein microprocessor module is mainly made of high-performance 32-bit microprocessor and memory, operation present apparatus operation
Software.Wherein wireless network module using the Internet of Things such as wifi communication modules or GPRS, GSM, NB-IOT communication module come real
It is existing.
Wherein contactor control module coordinates control circuit to realize using relay, compared to directly driving mode,
Considerably reduce contactor driving power consumption.
Further, further include electricity consumption statistical module, the electricity consumption statistical module concrete function includes realtime power statistics, always
Body electricity consumption counts, wave crest electric wave paddy electricity electricity consumption statistics.
Wherein electricity statistical module is for reading analog-digital converter data, then by integral operation, using Current Voltage
Product, calculate realtime power and carried out integral operation and obtain electricity.
Wherein fault identification module is by analyzing real-time current, the voltage data of acquisition back, and is done feature extraction,
The weights for extracting its interior feature, are then matched by matching database, final output.
Wherein multiplexing electric abnormality identification module is led to by analyzing electric current, voltage data and the electricity consumption historical record of acquisition back
The variation for crossing monitoring entirety electrical characteristics, judges multiplexing electric abnormality situation and classifies, service is transmitted to by wireless network module
Device.
Wherein wireless transport module is communicated by serial communication protocol and processor, after saying the compression of processor information coding,
Pass through wireless network transmissions to server.
The utility model can accurately identify overcurrent, residual current and arc fault in current power circuit.Acquire core
Piece acquires electric current, voltage signal carries out FFT transform to obtain power grid spectral characteristic and parameters of electric power by processing chip, examines
It is compared with the fault waveform stored after measuring great fluctuation process, exports fault identification result if matching and record, set when reaching
Dropout processing is carried out after value, while fault message being stored and is sent to distal end.
The beneficial effects of the utility model are：Can intellectual analysis power information, statistics electricity consumption, electric power and wave
Spike paddy electricity consumption situation records failure and in real time uploads data, facilitates power information intellectual analysis, visualized management in real time.
Description of the drawings
Fig. 1 is the fundamental diagram of the utility model.
Fig. 2 is the appearance assumption diagram of the utility model.
Fig. 3 is the dropout indicating module structure chart of the utility model.
Fig. 4 is the circuit board structure figure of the utility model.
Fig. 5 is the wiring board design block diagram of the utility model.
Fig. 6 is the software workflow figure of the present apparatus.
Fig. 7 is present apparatus malfunction monitoring algorithm flow chart.
Specific implementation mode
One embodiment is provided below in conjunction with the accompanying drawings：
As shown in Fig. 1 to 7, a kind of novel intelligent electricity consumption monitoring protective device, including shell 100,100 side of the shell
Breaker, the electricity consumption monitoring of setting on the circuit board 300 equipped with the terminal and setting for connecting forceful electric power inside the shell are protected
Protection unit, the electricity consumption monitoring protective device include acquisition module, processing module, wireless communication module and control mould of threading off
Block, for the acquisition module for collection voltages, electric current, the processing module includes voltage signal, the electric current letter to collecting
Number the fault identification module of waveform judgement, electricity consumption statistical module are carried out, the wireless communication module includes obtaining processing module
Fault data and statistical data be transferred to distal end, the dropout control module by the processing module detection be out of order it is laggard
Row, which is threaded off, to be controlled.The dropout control module includes tripping mechanism and dropout indicating section, and electricity consumption monitoring protective device is used for
The tripping mechanism of failure and control on wiring board during monitoring electricity consumption, which threads off and records fault detail information, passes through line
Wireless network module on the plate of road uploads, and dropout indicating section carries out dropout instruction, while processing module real-time statistics and recording
Electricity consumption, and server end is transmitted to by the wireless communication module on wiring board, for providing real-time electricity consumption data visualization
Service.Data can also be sent by wireless communication module from server end and be instructed simultaneously, driven by contactor on wiring board
Circuit come realize external contactor switch control.
Further include Test to Failure mechanism in the present embodiment, Test to Failure mechanism tests plant failure tripping function,
It includes arc fault test mechanism and leak current fault test mechanism, it includes two experiment buttons, two test switches, and examination
Electrical verification road, wherein test switch are installed and surface of shell, and experiment button is installed on wiring board, and hookup is located at circuit board 300,
Corresponding test switch is pressed, experiment is completed.
In the present embodiment, dropout indicating module is used to indicate due to threading off caused by failure, and dropout indicating module is taken off by one
Button rotation indicating bit 401, indicating bit push rod 404, torsional spring 403 and spring 402 are formed, are mounted on shell 100, electromagnet control
After buckle releaser 405 processed is threaded off, rotation indicating bit 401 of threading off is driven to rotate, indication window 400 on the shell shows failure color
Region.
In the present embodiment, wiring board hardware includes switch power module, voltage sample module, current acquisition module, data
Conversion module, dropout control module, button indicating module, microprocessor module, wireless network module, contactor control module.
The acquisition module includes voltage acquisition module and current acquisition module, and the current acquisition module is using several
High frequency and power current mutual inductor, the power current mutual inductor are arranged in 300 side of circuit board, and the high-frequency mutual inductor is vertical
It is arranged in wiring board；The current acquisition module and voltage acquisition module are connected by modulus conversion chip and control module
It connects.Wherein switch power module using switch power controller IC coordinate several capacitance resistance diodes and inductance or transformer come
It realizes, wherein 220V exchanges first pass through diode rectification, then carry out by Switching Power Supply being depressurized to direct current 15V.
It is respectively equipped with filter amplification circuit between the acquisition module and modulus conversion chip.The filter amplification circuit uses
Operational amplifier and AD converter composition, operational amplifier by current acquisition module and voltage acquisition module signal by a certain percentage
Amplification and filtering are converted to digital quantity by AD converter and are input to microprocessor module calculating power and electricity.
Wherein dropout control module is constituted using electromagnet and a series of structural members, is installed on PCB surface certain bits
It sets, its dropout of Digital Signals is passed through by microprocessor module.
Wherein button indicating module is installed between wiring board and shell, further includes button indicating module, and the button refers to
Show that module includes trip-gear button 303 and hand tripping button 305 and dropout indicator light 304, the trip-gear is pressed
Key 303 and hand tripping button 305 and dropout indicator light are connected with the processing module.Button is respectively used to operation originally
Utility model device residual current protecting electric appliance (RCBO) trip-gear, electric arc fault protection electric appliance（AFDD）Triggering is threaded off manually
Experiment, default.Wherein dropout indicator light 304 is dual-colored LED, is used to indicate dropout working condition.
Further include fault identification module in the processing module, the fault identification module concrete function included flow short-circuit
Identification, residual current fault identification, fault electric arc identification, after the fault identification module identifies such failure, can pass through nothing
Line communication module sends data to network server.
Wherein microprocessor module is mainly made of high-performance 32-bit microprocessor and memory, operation present apparatus operation
Software.
Wherein wireless network module using the Internet of Things such as wifi communication modules or GPRS, GSM, NB-IOT communication module come real
It is existing.
Wherein contactor control module coordinates control circuit to realize using relay, compared to directly driving mode,
Considerably reduce contactor driving power consumption.
Further include electricity consumption statistical module in the present embodiment, the electricity consumption statistical module concrete function includes realtime power system
Meter, overall electricity consumption statistics, wave crest electric wave paddy electricity electricity consumption statistics.
Wherein electricity statistical module is for reading analog-digital converter data, then by integral operation, using Current Voltage
Product, calculate realtime power and carried out integral operation and obtain electricity.
Wherein fault identification module is by analyzing real-time current, the voltage data of acquisition back, and is done feature extraction,
The weights for extracting its interior feature, are then matched by matching database, final output.
Wherein multiplexing electric abnormality identification module is led to by analyzing electric current, voltage data and the electricity consumption historical record of acquisition back
The variation for crossing monitoring entirety electrical characteristics, judges multiplexing electric abnormality situation and classifies, service is transmitted to by wireless network module
Device.
Wherein wireless transport module is communicated by serial communication protocol and processor, after saying the compression of processor information coding,
Pass through wireless network transmissions to server.
The utility model can accurately identify overcurrent, residual current and arc fault in current power circuit.Acquire core
Piece acquires electric current, voltage signal carries out FFT transform to obtain power grid spectral characteristic and parameters of electric power by processing chip, examines
It is compared with the fault waveform stored after measuring great fluctuation process, exports fault identification result if matching and record, set when reaching
Dropout processing is carried out after value, while fault message being stored and is sent to distal end.
Claims (7)
1. a kind of novel intelligent electricity consumption monitoring protective device, including shell side described in shell are equipped with the terminal for connecting forceful electric power
And setting breaker inside the shell, the electric quantity monitoring protective device of setting on circuit boards, it is characterised in that：The electricity
Monitoring and protecting device includes acquisition module, processing module, wireless communication module and dropout control module, and the acquisition module is used
In collection voltages, electric current, the processing module includes that the event of waveform judgement is carried out to the voltage signal, the current signal that collect
Hinder identification module, electricity consumption statistical module, the fault data and statistics that the wireless communication module is used to obtain processing module
Data transfer to distal end, the dropout control module carries out dropout control after being out of order for processing module detection.
2. novel intelligent electricity consumption monitoring protective device as described in claim 1, it is characterised in that：The acquisition module includes electricity
Acquisition module and current acquisition module are pressed, the current acquisition module uses several high frequencies and power current mutual inductor, described
Power current mutual inductor is arranged in circuit board side, and the high-frequency mutual inductor is arranged perpendicular to wiring board；The electric current is adopted
Collection module and voltage acquisition module are connect by modulus conversion chip with control module.
3. novel intelligent electricity consumption monitoring protective device as described in claim 1, it is characterised in that：It further include button instruction mould
Block, the button indicating module include trip-gear button and hand tripping button and dropout indicator light, the dropout examination
It tests button and hand tripping button and dropout indicator light is connected with the processing module.
4. novel intelligent electricity consumption monitoring protective device as claimed in claim 2, it is characterised in that：The acquisition module and modulus
Filter amplification circuit is respectively equipped between conversion chip.
5. novel intelligent electricity consumption monitoring protective device as described in claim 1, it is characterised in that：The wireless communication module is
WIFI or GPRS or GSM or NB-10T is realized.
6. novel intelligent electricity consumption monitoring protective device as described in claim 1, it is characterised in that：The fault identification module tool
Body function included flow short-circuit identification, residual current fault identification, and fault electric arc identifies that the fault identification module identifies this
After class failure, network server can be sent data to by wireless communication module.
7. novel intelligent electricity consumption monitoring protective device as described in claim 1, it is characterised in that：The electricity consumption statistical module tool
Body function includes realtime power statistics, overall electricity consumption statistics, wave crest electric wave paddy electricity electricity consumption statistics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721570414.3U CN207782378U (en) | 2017-11-22 | 2017-11-22 | A kind of novel intelligent electricity consumption monitoring protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721570414.3U CN207782378U (en) | 2017-11-22 | 2017-11-22 | A kind of novel intelligent electricity consumption monitoring protective device |
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| Publication Number | Publication Date |
|---|---|
| CN207782378U true CN207782378U (en) | 2018-08-28 |
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| CN201721570414.3U Active CN207782378U (en) | 2017-11-22 | 2017-11-22 | A kind of novel intelligent electricity consumption monitoring protective device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115171280A (en) * | 2022-08-01 | 2022-10-11 | 宁波三星医疗电气股份有限公司 | Fee control processing method of prepaid electric energy meter, intelligent electric meter and storage medium |
-
2017
- 2017-11-22 CN CN201721570414.3U patent/CN207782378U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115171280A (en) * | 2022-08-01 | 2022-10-11 | 宁波三星医疗电气股份有限公司 | Fee control processing method of prepaid electric energy meter, intelligent electric meter and storage medium |
| CN115171280B (en) * | 2022-08-01 | 2023-08-11 | 宁波三星医疗电气股份有限公司 | Fee control processing method of prepaid electric energy meter, intelligent electric energy meter and storage medium |
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