CN209149567U - One kind can not register one's residence electric family table check device - Google Patents
One kind can not register one's residence electric family table check device Download PDFInfo
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- CN209149567U CN209149567U CN201920041855.7U CN201920041855U CN209149567U CN 209149567 U CN209149567 U CN 209149567U CN 201920041855 U CN201920041855 U CN 201920041855U CN 209149567 U CN209149567 U CN 209149567U
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- carrier signal
- transmitter
- family table
- circuit
- residence
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Abstract
It can not register one's residence electric family table check device, including carrier signal transmitter and multi-carrier signal receiver the utility model relates to one kind；The carrier signal transmitter includes fpga chip, clock source, touch screen, voltage zero-crossing detection circuit, first carrier signal coupling circuit, transmitter supply module, the second carrier signal coupling circuit, bandpass filter, signal amplification circuit, transmitter antenna, is cooperatively connected between each circuit module of the carrier signal transmitter；The multi-carrier signal receiver includes wireless receiving module, MUC controller, display screen, loudspeaker, receiver power supply module, is cooperatively connected between each circuit module of the multi-carrier signal receiver.Originally the electric family table check device that can not register one's residence can confirm the corresponding relationship of resident and electric family table in the case where not registering one's residence, not powering off, do not increase load, and be able to ascend electric family table and visit one house after another and verify efficiency and verify the accuracy of result.
Description
Technical field
It can not register one's residence electric family table check device the utility model relates to field of power detection more particularly to one kind.
Background technique
Currently, Utilities Electric Co. frequently encounters the problem of electric family table is visited one house after another, the reason is that engineering is real during electric service
It is not tight to apply supervision, electric family table problem of visiting one house after another is caused to occur again and again.In order to promote electric-power metering service level and user satisfaction,
Need to solve the problems, such as that electric family table is visited one house after another.Traditional resident's electricity family table is visited one house after another investigation, and using the method for outage detection, this can be done
Resident living and inefficiency are disturbed, power supply quality and user experience are affected.And if meet resident stay out in situation
It is then unable to complete detection, so that investigation of visiting one house after another increases difficulty.Still an alternative is that being switched and being increased negative using simple jump load
The method of lotus, this just affects the normal electricity consumption of client and increases the energy charge of user, causes client discontented and unnecessary
Dispute.
Utility model content
Therefore, it for above-mentioned problem, can not register one's residence electric family table check device the utility model proposes one kind, which can
The corresponding relationship of resident and electric family table are confirmed in the case where not registering one's residence, not powering off, do not increase load.
To achieve the above object, the utility model uses following technical scheme: can not register one's residence electric family table of one kind verifies dress
It sets, including carrier signal transmitter and multi-carrier signal receiver；The carrier signal transmitter include fpga chip, clock source,
Touch screen, voltage zero-crossing detection circuit, first carrier signal coupling circuit, transmitter supply module, the coupling of the second carrier signal
Circuit, bandpass filter, signal amplification circuit, transmitter antenna, the clock source are electrically connected with fpga chip, the touch screen
It is communicated to connect with fpga chip, the fpga chip is electrically connected with voltage zero-crossing detection circuit, the voltage zero-crossing detection circuit
It is connected on the end of incoming cables of electric family table, the output end of the fpga chip is connected to electric family by first carrier signal coupling circuit
On the leading-out terminal of table, the transmitter antenna is sequentially connected signal amplification circuit, bandpass filter, the second carrier signal coupling electricity
Road, the second carrier signal coupling circuit are connected on the end of incoming cables of electric family table, and the transmitter supply module is respectively to touch
Touch screen and fpga chip power supply；
The multi-carrier signal receiver includes MUC controller, wireless receiving module, display screen, loudspeaker, receiver power supply
Module, the wireless receiving module and display screen are communicated to connect with MUC controller respectively, and the loudspeaker and MUC controller are defeated
Outlet electrical connection, the receiver power supply module are respectively MUC controller and display screen power supply.
Further, the transmitter antenna uses directional aerial.
Further, the wireless receiving module includes that receiver antenna, low-pass filter, gain amplifier, operation are put
Big device, wave detector, frequency mixer, local oscillator, the receiver antenna pass sequentially through low-pass filter, gain amplifier, mix
Frequency device connects MUC controller, and the local oscillator is electrically connected with frequency mixer, and the signal output end of the frequency mixer passes sequentially through
Wave detector, operational amplifier connect gain amplifier.
Further, the receiver antenna uses directional aerial.
By using preceding solution, the beneficial effects of the utility model are: (1) originally can not register one's residence, electric family table verifies dress
The carrier signal transmitter set detects the voltage of the end of incoming cables power line of electric family table by voltage zero-crossing detection circuit, works as power line
The voltage zero-cross moment when, fpga chip generate sine wave signal, fpga chip send sine wave signal coupled through first carrier
Circuit, which is modulated on power line, forms carrier signal, and carrying out transmitting and receiving data at the voltage zero-cross moment of power line can effectively eliminate
Interference on power line, the sine wave signal data for sending fpga chip are more accurate.(2) it is coupled by the second carrier signal
Circuit receives the carrier signal on the power line of the end of incoming cables of electric family table, and emits aerogram eventually by transmitter antenna
Number, staff holds multi-carrier signal receiver receiver/transmitter antenna transmitting radio signal, and MCU controller is by comparing analysis
The received radio signal of multi-carrier signal receiver and fpga chip send sine wave signal, judge electric family table either with or without visiting one house after another,
Originally the electric family table check device that can not register one's residence can confirm resident and electric family table in the case where not registering one's residence, not powering off, do not increase load
Corresponding relationship.(3) gain amplifier of wireless receiving module, wave detector and operational amplifier constitute automatic growth control
Circuit improves gain for faint input signal.
Detailed description of the invention
Fig. 1 is the circuit connection block diagram of the utility model embodiment.
Specific embodiment
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
With reference to Fig. 1, can not register one's residence electric family table check device, including 1 He of carrier signal transmitter the present embodiment provides one kind
Multi-carrier signal receiver 2.The carrier signal transmitter 1 includes fpga chip 10, clock source 11, touch screen 12, voltage zero-cross
Detection circuit 13, first carrier signal coupling circuit 14, transmitter supply module 15, the second carrier signal coupling circuit 16, band
Bandpass filter 17, signal amplification circuit 18, transmitter antenna 19, the transmitter antenna 19 use directional aerial, the FPGA
Chip 10 is using the fpga chip of model XC9536, and the transmitter supply module 15 is using lithium battery, the first carrier
Signal coupling circuit 14 and the second carrier signal coupling circuit 16 are all made of disclosed in Chinese patent publication No. CN106506048A
A kind of carrier communication coupling circuit based on inductive coupling, should carrier communication coupling circuit based on inductive coupling using electricity
Device connection method is conventional technical means in the art.The each circuit components and circuit module of above-mentioned carrier signal transmitter 1
It is existing equipment.The clock source 11 is electrically connected with fpga chip 10, is that fpga chip 10 provides accurately by clock source 11
Clock signal；The touch screen 12 is communicated to connect with fpga chip 10, the fpga chip 10 and voltage zero-crossing detection circuit
13 electrical connections, the voltage zero-crossing detection circuit are connected on the end of incoming cables of electric family table, and voltage zero-crossing detection circuit 13 is for examining
The end of incoming cables power line for surveying electric family table, which powers on, presses through zero moment；The fpga chip 10 generates sine wave signal, the FPGA core
The output end of piece 10 is connected on the leading-out terminal of electric family table by first carrier signal coupling circuit 14, is controlled by touch screen 1
Fpga chip 10 exports sine wave signal, and the sine wave signal that fpga chip 10 exports is modulated to through first carrier coupling circuit 14
Carrier signal is formed on power line, can be effectively eliminated interference on power line into data are transmitted and received in zero-acrross ing moment, be made FPGA core
The sine wave signal data that piece 10 is sent are more accurate.The transmitter antenna 19 is sequentially connected signal amplification circuit 18, band logical
Filter 17, the second carrier signal coupling circuit 16, the second carrier signal coupling circuit 16 are connected to the inlet wire of electric family table
On end, the carrier signal on the power line of the end of incoming cables of electric family table is received by the second carrier signal coupling circuit 16；The hair
Penetrating electromechanical source module 15 is respectively that touch screen 12 and fpga chip 10 are powered.Each circuit elements device of above-mentioned carrier signal transmitter 1
The conventional technical means that circuit connection technology between part and circuit module is had by those skilled in the art.
The multi-carrier signal receiver 2 includes MUC controller 20, display screen 21, loudspeaker 22, receiver power supply module
23, receiver antenna 24, low-pass filter 25, gain amplifier 26, frequency mixer 27, local oscillator 28, wave detector 29, operation
Amplifier 30.The MUC controller 20 uses MCS-51 single-chip microcontroller, and the receiver power supply module 23 uses lithium battery, described
Receipts machine antenna 24 uses directional aerial, and each circuit components and circuit module of above-mentioned multi-carrier signal receiver 2 are existing
Equipment.The display screen 21 and loudspeaker 22 are electrically connected with 20 output end of MUC controller respectively, and the receiver antenna 24 is successively
By low-pass filter 25, gain amplifier 26, frequency mixer 27 connect MUC controller 20, the local oscillator 28 be mixed
Device 27 is electrically connected, and the signal output end of the frequency mixer passes sequentially through wave detector 29, operational amplifier 30 connects gain amplifier
26, gain amplifier 26, wave detector 29 and operational amplifier 30 constitute automatic gain control circuit, for faint input
Signal improves gain.Circuit connection technology between each circuit components and circuit module of above-mentioned multi-carrier signal receiver 2 is
The conventional technical means that those skilled in the art have.
Second carrier signal coupling circuit 16 of carrier signal transmitter 1 receive on the power line for the end of incoming cables that electric family table obtains
Carrier signal, and eventually by transmitter antenna 19 emit radio signal, staff hold multi-carrier signal receiver 2 reception
The radio signal that transmitter antenna 19 emits, it is received wireless that MCU controller 20 by analysis compares multi-carrier signal receiver 2
Electric signal and fpga chip 10 send sine wave signal, and whether identical (whether contrast signal waveform is identical, which is this field
Existing well-known technique), judge electric family table either with or without visiting one house after another, originally can not register one's residence electric family table check device can not register one's residence, do not power off,
Do not increase the corresponding relationship for confirming resident and electric family table in the case where load, and is able to ascend electric family table and visits one house after another and verify efficiency and core
Come to an end the accuracy of fruit.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (4)
- The electric family table check device 1. one kind can not register one's residence, it is characterised in that: received including carrier signal transmitter and carrier signal Machine；The carrier signal transmitter includes fpga chip, clock source, touch screen, voltage zero-crossing detection circuit, first carrier signal Coupling circuit, transmitter supply module, the second carrier signal coupling circuit, bandpass filter, signal amplification circuit, transmitter day Line, the clock source are electrically connected with fpga chip, and the touch screen and fpga chip communicate to connect, the fpga chip and voltage Zero cross detection circuit electrical connection, the voltage zero-crossing detection circuit are connected on the end of incoming cables of electric family table, the fpga chip Output end is connected on the leading-out terminal of electric family table by first carrier signal coupling circuit, and the transmitter antenna is sequentially connected letter Number amplifying circuit, bandpass filter, the second carrier signal coupling circuit, the second carrier signal coupling circuit are connected to electric family On the end of incoming cables of table, the transmitter supply module is respectively touch screen and fpga chip power supply；The multi-carrier signal receiver includes MUC controller, wireless receiving module, display screen, loudspeaker, receiver power supply mould Block, the wireless receiving module and display screen are communicated to connect with MUC controller respectively, and the loudspeaker and MUC controller export End electrical connection, the receiver power supply module are respectively MUC controller and display screen power supply.
- The electric family table check device 2. one kind according to claim 1 can not register one's residence, it is characterised in that: the transmitter antenna Using directional aerial.
- The electric family table check device 3. one kind according to claim 1 or 2 can not register one's residence, it is characterised in that: described wirelessly to connect Receiving module includes receiver antenna, low-pass filter, gain amplifier, operational amplifier, wave detector, frequency mixer, local oscillation Device, the receiver antenna pass sequentially through low-pass filter, gain amplifier, frequency mixer connection MUC controller, the machine vibration It swings device to be electrically connected with frequency mixer, the signal output end of the frequency mixer passes sequentially through wave detector, operational amplifier connection gain is put Big device.
- The electric family table check device 4. one kind according to claim 3 can not register one's residence, it is characterised in that: the receiver antenna Using directional aerial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920041855.7U CN209149567U (en) | 2019-01-10 | 2019-01-10 | One kind can not register one's residence electric family table check device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920041855.7U CN209149567U (en) | 2019-01-10 | 2019-01-10 | One kind can not register one's residence electric family table check device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209149567U true CN209149567U (en) | 2019-07-23 |
Family
ID=67291323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920041855.7U Expired - Fee Related CN209149567U (en) | 2019-01-10 | 2019-01-10 | One kind can not register one's residence electric family table check device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209149567U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110618346A (en) * | 2019-08-13 | 2019-12-27 | 深圳供电局有限公司 | Household meter identification method and household meter identification device |
| CN111965583A (en) * | 2020-08-07 | 2020-11-20 | 国网安徽省电力有限公司阜阳供电公司 | Disturbance-free user meter corresponding checking device and method based on very low frequency technology |
| CN112147544A (en) * | 2020-08-26 | 2020-12-29 | 贵州电网有限责任公司 | Wireless inter-house investigation method and device |
-
2019
- 2019-01-10 CN CN201920041855.7U patent/CN209149567U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110618346A (en) * | 2019-08-13 | 2019-12-27 | 深圳供电局有限公司 | Household meter identification method and household meter identification device |
| CN111965583A (en) * | 2020-08-07 | 2020-11-20 | 国网安徽省电力有限公司阜阳供电公司 | Disturbance-free user meter corresponding checking device and method based on very low frequency technology |
| CN112147544A (en) * | 2020-08-26 | 2020-12-29 | 贵州电网有限责任公司 | Wireless inter-house investigation method and device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 Termination date: 20220110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |