CN109142860A - Wireless power electric energy meter - Google Patents
Wireless power electric energy meter Download PDFInfo
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- CN109142860A CN109142860A CN201810963789.9A CN201810963789A CN109142860A CN 109142860 A CN109142860 A CN 109142860A CN 201810963789 A CN201810963789 A CN 201810963789A CN 109142860 A CN109142860 A CN 109142860A
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- core
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- management core
- management
- wireless power
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The present invention provides a kind of wireless power electric energy meters, including at least one radio energy transmitting coil and management core；The management core inner is enabled to be provided with radio energy receiving coil；The radio energy transmitting coil is electrically connected with exchange, and generates magnetic flux according to the ac signal for flowing through itself；The radio energy receiving coil generates electric current according to the variation of the magnetic flux sensed, for powering to the management core, the power supply for solving metering core and management core cannot be mutually indepedent, it breaks down in management core, when damaging or needing to lift down upgrading, whole table is needed to replace, the higher technical problem of maintenance cost, reach and has been powered by way of wireless power for electric energy meter, realize that the power supply of metering core and management core is independent mutually, it breaks down in management core, when damaging or needing to lift down upgrading, whole table replacement is not needed, only need to change management core, reduce the technical effect of maintenance cost.
Description
Technical field
The present invention relates to electric energy meter technical fields, more particularly, to a kind of wireless power electric energy meter.
Background technique
With the development and progress of society, electricity application environment is increasingly complicated, in order to meet client's multiple demands, electric energy
The twin-core electric energy meter of IR46 standard design is used in the design of table instead, and metering core and management core are separated, keep metering section independent
It works unaffected.Currently, the power supply of twin-core electric energy meter draws different routes respectively to metering core generally by main power source
It is powered with management core, under this power supply mode, in metering core internal electric source or management core inner power failure,
It will lead to electric energy meter mains power failure, cause the power supply of metering core and management core cannot be mutually indepedent, event occurs in management core
When hindering, damaging or need to lift down upgrading, whole table is needed to replace, maintenance cost is higher to need the additional power supply that increases to control electricity
Road increases cost,.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of wireless power electric energy meters, to alleviate metering core and management
The power supply of core cannot be mutually indepedent, when management core breaks down, damages or need to lift down upgrading, needs whole table to replace, dimension
The technical issues of protecting higher cost.
In a first aspect, the embodiment of the invention provides a kind of wireless power electric energy meters, comprising: at least one radio energy hair
Ray circle and management core；
The management core inner is provided with radio energy receiving coil；
The radio energy transmitting coil is electrically connected with exchange, and generates magnetic flux according to the ac signal for flowing through itself
Amount；
The radio energy receiving coil generates electric current according to the variation of the magnetic flux sensed, for the management
Core power supply.
With reference to first aspect, the embodiment of the invention provides the first possible embodiments of first aspect, wherein institute
Stating radio energy transmitting coil includes coil body and power connector end；
The coil body is formed by plain conductor around at least one circle；
The radio energy transmitting coil connects alternating current by the power connector end to obtain ac signal.
With reference to first aspect, the embodiment of the invention provides second of possible embodiments of first aspect, wherein institute
Stating wireless power electric energy meter further includes rectification circuit；
The rectification circuit is connect with the electric connecting terminal of the radio energy receiving coil, for connecing the radio energy
The ac signal that take-up circle generates is converted to DC signal, powers for the management core.
With reference to first aspect, the embodiment of the invention provides the third possible embodiments of first aspect, wherein institute
Radio energy transmitting coil is stated to be arranged in parallel with the radio energy receiving coil.
With reference to first aspect, the embodiment of the invention provides the 4th kind of possible embodiments of first aspect, wherein institute
Stating wireless power electric energy meter further includes metering core:
The metering core and the management core inner are respectively arranged with communication unit；
Interaction of the communication unit for communication data between metering core and management core.
With reference to first aspect, the embodiment of the invention provides the 5th kind of possible embodiments of first aspect, wherein institute
Stating communication unit includes infrared transceiver, and the infrared transceiver is used for the transmitting between metering core and management core and carries communication number
According to infrared signal.
With reference to first aspect, the embodiment of the invention provides the 6th kind of possible embodiments of first aspect, wherein institute
Stating metering core further includes metering core main control unit, clock unit and metering units；
The clock unit and the metering units are communicated to connect with the metering core main control unit respectively；
The metering units send the data to the metering core master control list for measuring real time electrical quantity data
Member；
The temporal information is sent to the metering core master control list for generating temporal information by the clock unit
Member；
The temporal information received and electricity data are sent to described by the main control unit by the infrared transceiver
Manage core.
With reference to first aspect, the embodiment of the invention provides the 7th kind of possible embodiments of first aspect, wherein institute
Stating metering core further includes the first reserve battery；
First reserve battery is electrically connected with the clock unit, for being the metering in metering core power-off
Core power supply.
With reference to first aspect, the embodiment of the invention provides the 8th kind of possible embodiments of first aspect, wherein institute
Stating management core further includes management core main control unit and display unit；
The temporal information and electricity data that the management core main control unit is also used to send the metering core are divided
Class and operation obtain display data；
The display unit and management core main control unit communication connection；
The display unit is used to show the display data that the management core main control unit is sent.
With reference to first aspect, the embodiment of the invention provides the 9th kind of possible embodiments of first aspect, wherein institute
Stating management core further includes the second reserve battery；
Second reserve battery is connect with the management core main control module, for being in management core module power-off
The management core power supply.
The embodiment of the present invention brings following the utility model has the advantages that the present invention is by providing a kind of wireless power electric energy meter, including
At least one radio energy transmitting coil and management core；The management core inner is enabled to be provided with radio energy receiving coil；It is described
Radio energy transmitting coil is electrically connected with exchange, and generates magnetic flux according to the ac signal for flowing through itself；The radio
Energy receiving coil generates electric current according to the variation of the magnetic flux sensed, to solve metering for giving the management core to power
The power supply of core and management core cannot be mutually indepedent, when management core breaks down, damages or need to lift down upgrading, needs whole table
Replacement, the higher technical problem of maintenance cost, reached by way of wireless power for electric energy meter power supply realize metering core and
The power supply for managing core is independent mutually, when management core breaks down, damages or need to lift down upgrading, does not need whole table replacement,
Management core is only needed to change, the technical effect of maintenance cost is reduced.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention are in specification, claims
And specifically noted structure is achieved and obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of wireless power ammeter structure chart provided in an embodiment of the present invention；
Fig. 2 is radio energy transmitting coil structure chart；
Fig. 3 is a kind of another structure chart of wireless power ammeter provided in an embodiment of the present invention；
Fig. 4 is a kind of another structure chart of wireless power ammeter provided in an embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Currently, with the development and progress of society, electricity application environment is increasingly complicated, in order to meet the need of client's diversification
It asks, the twin-core electric energy meter of IR46 standard design is used in the design of electric energy meter instead, and metering core and management core are separated, make metering section can
It is unaffected to work independently.Currently, generally by main power source to draw different routes right respectively for the power supply of twin-core electric energy meter
Metering core and management core are powered, and under this power supply mode, are occurred in metering core internal electric source or management core inner power supply
It when failure, can all lead to electric energy meter mains power failure, need additionally to increase power control circuit, increase cost, be based on this, this hair
A kind of wireless power electric energy meter that bright embodiment provides, can pass through radio energy transmitting coil and radio energy receiving coil root
Electric current is generated according to the variation of magnetic flux, with for powering to the management core, the power supply for solving metering core and management core cannot
Independently of each other, when management core breaks down, damages or need to lift down upgrading, whole table is needed to replace, maintenance cost is higher
Technical problem has reached and has realized that the power supply of metering core and management core is only mutually by way of wireless power for electric energy meter power supply
It is vertical, when management core breaks down, damages or need to lift down upgrading, do not need whole table replacement, it is only necessary to which replacement management core reduces
The technical effect of maintenance cost.For convenient for understanding the present embodiment, first to a kind of nothing disclosed in the embodiment of the present invention
Line power supply electric energy meter describes in detail, as shown in Figure 1, the wireless power electric energy meter may include: at least one radio
It can transmitting coil 1 and management core 2；
Radio energy receiving coil 3 can be respectively arranged with inside the management core 2；
The radio energy transmitting coil 1 is electrically connected with exchange, and generates magnetic flux according to the ac signal for flowing through itself
Amount 4；
The radio energy receiving coil 3 generates electric current according to the variation of the magnetic flux 4 sensed, for the pipe
Core 2 is managed to power.
In embodiments of the present invention, the radio energy transmitting coil 1 is electrically connected with exchange, according to electromagnetic induction principle,
The radio energy transmitting coil 1 can generate magnetic field according to the variation of the size for the electric current for flowing through itself coil, issue magnetic
Flux 4, and the magnetic flux 4 can change with the variation of electric current；The radio energy receiving coil 3 is according to sensing
Across the variation of the magnetic flux 4 of itself, according to electromagnetic induction principle, when magnetic flux 4 changes, the radio energy receives line
The coil body of circle 3 can generate alternating current., through the embodiment of the present invention, radio energy can be set for the management core 2
Transmitting coil 1 realizes the independently-powered of the management core 2, can also in the case where not needing additionally to increase power control circuit
To realize that the power supply of the management core 2 is completely independent, other component will not influence in the power failure of the management core 2
Power supply.
In embodiments of the present invention, the management core 2 can be described wireless to improve using completely enclosed structure design
The functional reliability of power supply electric energy meter in harsh environment, illustratively, adverse circumstances can refer to the rings such as high temperature, high humidity and salt fog
Border.
In another embodiment of the present invention, as shown in Fig. 2, the radio energy transmitting coil includes 5 He of coil body
Power connector end 6；
The coil body 5 is formed by plain conductor around at least one circle；
The radio energy transmitting coil 1 connects alternating current by the power connector end 6 to obtain ac signal.
In embodiments of the present invention, the structure of the radio energy receiving coil 3 and the radio energy transmitting coil 1 can
To be the same.The coil body 5 can refer to by plain conductor multi-turn surround around coil, can receive ac signal.
The power connector end 6 can refer to the interface for connecting alternating current, illustratively, the power supply of the radio energy receiving coil 3
Connecting pin can refer to the electrical interface reserved to management core 2 power supply of radio energy receiving coil 3.
In another embodiment of the present invention, as shown in figure 3, the wireless power electric energy meter further includes rectification circuit 7；
The rectification circuit 7 is connect with the power connector end 6 of the radio energy receiving coil 3, and being used for will be described wireless
The ac signal that electric energy receiving coil 3 generates is converted to DC signal, powers for the management core 2.
It in embodiments of the present invention, is that direct current is known as AC/DC transformation, the power flow direction of this transformation by convert alternating current
It is to be transmitted to load by power supply, referred to as rectifies.In embodiments of the present invention, the rectification circuit can refer to the list using diode
The alternating voltage of positive and negative variation is become to the circuit of unidirectional pulsating volage to electric conductivity.Under the action of AC power source, rectification two
Pole pipe periodically on and off makes load obtain Rectified alternating current.In the positive half cycle of supply voltage, diode current flow makes
Electric current in load is identical with voltage waveform shape；In the negative half period of supply voltage, diode is in reverse blocking state,
Power supply negative half period voltage is born, load voltage is almost nil.In embodiments of the present invention, the radio energy receiving coil according to
Variation across the magnetic flux of itself generates ac signal, can be by the exchange telecommunications by the way that the rectification circuit is arranged
The direct current that can directly use for the management core 2 number is converted to, to realize power supply effect.
In another embodiment of the present invention, the radio energy transmitting coil 1 and the radio energy receiving coil 3 are flat
Row setting.In embodiments of the present invention, the radio energy transmitting coil 1 and the radio energy receiving coil 3 can be according to
Certain pre-determined distance is arranged in parallel, and the magnetic flux that the radio energy transmitting coil 1 is generated smoothly passes through institute
State radio energy receiving coil 3.
In another embodiment of the present invention, as shown in figure 4, the wireless power electric energy meter further includes metering core 8:
Communication unit 9 is respectively arranged with inside the metering core 8 and the management core 2；
The communication unit 9 can be used for metering core 8 and manage the interaction of communication data between core 2.Implement in the present invention
In example, the metering core 8 is mainly used for calculating the unit module of electricity and clock, houses most original in the metering core 8
Electricity, time etc.；The initial charge and time that the metering core 8 can also obtain are sent to described by the communication unit 9
Core 2 is managed, the management core 2 can also actively be read；In embodiments of the present invention, the management core 2 can read metering core 8
Initial data simultaneously classifies to him according to application, and illustratively, the management core 2 may include carrying out calculating total electricity, peak
Paddy electricity amount, the application such as account day, can upgrade management 2 program of core to realize the upgrading of a variety of applications to cope with increasingly
Complicated electricity application environment.
In another embodiment of the present invention, the communication unit 9 may include infrared transceiver, the infrared transceiver
Infrared signal for the transmitting carrying communication data between the metering core 8 and the management core 2.In the embodiment of the present invention
In, the infrared transceiver may include infrared transmitter and infrared remote receiver；The infrared transmitter is red for transmitting outward
External signal, the infrared remote receiver can be used to receive infrared signal.Through the embodiment of the present invention, the metering core 8 and described
Data interaction between management core 2 can be completed in the form of infrared signal, and the communication unit 9 is set without designing mechanical pin
Meter, avoids contact pin oxidation corrosion, can extend the service life of the wireless power electric energy meter.
In another embodiment of the present invention, as shown in figure 4, the metering core 8 further include metering core main control unit 10, when
Clock unit 11 and metering units 12；
The clock unit 11 and the metering units 12 are communicated to connect with the metering core main control unit 10 respectively；
The metering units 12 send the data to the metering core master control list for measuring real time electrical quantity data
Member 10；
The temporal information is sent to the metering core master control list for generating temporal information by the clock unit 11
Member 10；
The temporal information received and electricity data are sent to institute by the infrared transceiver by the main control unit 10
State management core.
In embodiments of the present invention, the metering core can realize clocking capability, Ke Yitong by the clock unit 11
Cross the function that the metering units 12 realize metering electricity data；The available clock list of metering core main control unit 10
The electricity data that the temporal informations and the metering units 12 that member 11 generates are measured, and by the temporal information and the electricity number
It is sent to infrared transmitter according to infrared signal is converted into, allows the infrared transmitter by the temporal information and the electricity
Data are sent to the management core.
In another embodiment of the present invention, as shown in figure 4, the metering core 8 further includes the first reserve battery 13；
First reserve battery 13 is electrically connected with the clock unit 11, for being described in metering core power-off
Metering core power supply.
In embodiments of the present invention, first reserve battery 13 is mainly used in 8 function of supplying power of the metering core event
It powers when barrier for the metering core 8, so that the wireless power electric energy meter can continue to continual metering electricity data.Pass through
The reliability of the wireless power electric energy meter metering electricity can be improved in the embodiment of the present invention.
In another embodiment of the present invention, as shown in figure 4, the management core 2 further includes management 14 He of core main control unit
Display unit 15；
The temporal information and electricity data that the management core main control unit 14 is also used to send the metering core carry out
Classification and operation obtain display data；
The display unit 15 and the management core main control unit 14 communication connection；
The display unit 15 is used to show the display data that the management core main control unit 14 is sent.
In embodiments of the present invention, the management core 2 can be read the metering of the metering core 8 by certain time interval
The metering electricity data can also be converted into counting by electricity data, the management core 2 by the management core main control unit 14
It is power-consuming and electricity bill control server, power supply network company management and user power utilization inquiry to be uploaded to by network.In the present invention
In embodiment, the display unit 15 can refer to liquid crystal display, the liquid crystal display can show such as electricity consumption data,
The information such as electricity rate and date, facilitate user to check.
In another embodiment of the present invention, as shown in figure 4, the management core 2 further includes the second reserve battery 16；
Second reserve battery 16 is connect with the management core main control module, for being in the management core 2 power-off
The management core 2 is powered.
In embodiments of the present invention, second reserve battery 16 is mainly used for the nothing in the wireless power electric energy meter
It powers when line function of supplying power failure for the management core 2, so that the wireless power electric energy meter can continue to continual work,
Improve the reliability of the wireless power electric energy meter.
The computer program product of the provided wireless power electric energy meter of the embodiment of the present invention, including storing program code
Computer readable storage medium, the instruction that said program code includes can be used for executing previous methods side as described in the examples
Method, specific implementation can be found in embodiment of the method, and details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
It with the specific work process of device, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Finally, it should be noted that embodiment described above, only a specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, those skilled in the art should understand that: anyone skilled in the art
In the technical scope disclosed by the present invention, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in protection of the invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of wireless power electric energy meter characterized by comprising at least one radio energy transmitting coil and management core；
The management core inner is provided with radio energy receiving coil；
The radio energy transmitting coil is electrically connected with exchange, and generates magnetic flux according to the ac signal for flowing through itself；
The radio energy receiving coil generates electric current according to the variation of the magnetic flux sensed, for supplying to the management core
Electricity.
2. wireless power electric energy meter according to claim 1, which is characterized in that the radio energy transmitting coil includes line
Enclose ontology and power connector end；
The coil body is formed by plain conductor around at least one circle；
The radio energy transmitting coil connects alternating current by the power connector end to obtain ac signal.
3. wireless power electric energy meter according to claim 1, which is characterized in that the wireless power electric energy meter further includes whole
Current circuit；
The rectification circuit is connect with the electric connecting terminal of the radio energy receiving coil, for the radio energy to be received line
The ac signal that circle generates is converted to DC signal, powers for the management core.
4. wireless power electric energy meter according to claim 2, which is characterized in that the radio energy transmitting coil with it is described
Radio energy receiving coil is arranged in parallel.
5. wireless power electric energy meter according to claim 1, which is characterized in that further include metering core:
The metering core and the management core inner are respectively arranged with communication unit；
Interaction of the communication unit for communication data between metering core and management core.
6. wireless power electric energy meter according to claim 5, which is characterized in that the communication unit includes infrared receiving/transmission
Device, the infrared transceiver are used for the infrared signal that the transmitting between the metering core and the management core carries communication data.
7. wireless power electric energy meter according to claim 5, which is characterized in that the metering core further includes metering core master control
Unit, clock unit and metering units；
The clock unit and the metering units are communicated to connect with the metering core main control unit respectively；
The metering units send the data to the metering core main control unit for measuring real time electrical quantity data；
The temporal information is sent to the metering core main control unit for generating temporal information by the clock unit；
The temporal information received and electricity data are sent to the management by the infrared transceiver by the main control unit
Core.
8. wireless power electric energy meter according to claim 7, which is characterized in that the metering core further includes the first standby electricity
Pond；
First reserve battery is electrically connected with the clock unit, for supplying in metering core power-off for the metering core
Electricity.
9. wireless power electric energy meter according to claim 1, which is characterized in that the management core further includes management core master control
Unit and display unit；
The temporal information and electricity data that the management core main control unit is also used to send metering core carry out classification and operation,
Obtain display data；
The display unit and management core main control unit communication connection；
The display unit is used to show the display data that the management core main control unit is sent.
10. wireless power electric energy meter according to claim 9, which is characterized in that the management core further includes second spare
Battery；
Second reserve battery is connect with the management core main control module, for being described in management core module power-off
Manage core power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963789.9A CN109142860A (en) | 2018-08-22 | 2018-08-22 | Wireless power electric energy meter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963789.9A CN109142860A (en) | 2018-08-22 | 2018-08-22 | Wireless power electric energy meter |
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| CN109142860A true CN109142860A (en) | 2019-01-04 |
Family
ID=64791224
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| CN201810963789.9A Pending CN109142860A (en) | 2018-08-22 | 2018-08-22 | Wireless power electric energy meter |
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| CN106532908A (en) * | 2016-10-17 | 2017-03-22 | 中国电力科学研究院 | Dual-core electric energy meter and power supply control method therefor |
| CN106569850A (en) * | 2016-10-17 | 2017-04-19 | 中国电力科学研究院 | Electric energy meter with independent metering part and management part, and check method of electric energy meter |
| CN106597088A (en) * | 2016-10-31 | 2017-04-26 | 宁波三星医疗电气股份有限公司 | Power source distribution system of dual-core electric energy meter |
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