CN201369071Y - Electronic step price prepaid energy meter - Google Patents

Electronic step price prepaid energy meter Download PDF

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Publication number
CN201369071Y
CN201369071Y CNU2009201438249U CN200920143824U CN201369071Y CN 201369071 Y CN201369071 Y CN 201369071Y CN U2009201438249 U CNU2009201438249 U CN U2009201438249U CN 200920143824 U CN200920143824 U CN 200920143824U CN 201369071 Y CN201369071 Y CN 201369071Y
Authority
CN
China
Prior art keywords
energy meter
step price
ladder
electricity price
cpu
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2009201438249U
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Chinese (zh)
Inventor
付卫国
刘银虎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningxia LGG Instrument Co Ltd
Original Assignee
Ningxia LGG Instrument Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningxia LGG Instrument Co Ltd filed Critical Ningxia LGG Instrument Co Ltd
Priority to CNU2009201438249U priority Critical patent/CN201369071Y/en
Application granted granted Critical
Publication of CN201369071Y publication Critical patent/CN201369071Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an energy meter, in particular to an electronic step price prepaid energy meter, which comprises a CPU. The electronic step price prepaid energy meter is characterized in that the CPU is further electrically connected with a real-time clock chip so as to obtain time information. By applying IC card technique of the modern information to the energy meter, the electronic step price prepaid energy meter has the advantages of water proofing, magnetic resistance and the like, is accurate in measurement and control and high in safety and reliability, realizes a mode of paying before using, has a function of step price charging and can effectively save electric energy. The step price prepaid energy meter utilizes amount of money as a metering unit, utilizes a high-precision microprocessor to calculate with a precision capable of reaching eight decimal places, utilizes high-reliable EEPEOM to protect data, and simultaneously is provided with an infrared communication interface and a carrier communication interface which are convenient for reading meter and remote management intensively, and further can block electric quality data of each month as the high-precision clock is arranged inside.

Description

Electronic type ladder electricity price prepayment meter
Technical field
The utility model relates to a kind of electric energy meter, especially electronic type ladder electricity price prepayment meter.
Background technology
Along with the great development of national economy, the adjustment change of the industrial structure and management system and the rapid raising of living standards of the people, great changes have also all taken place for electricity consumption formation and power load situation in China, and the contradiction of power supply and demand is also more and more serious.Advocate energy-saving and emission-reduction same periods in country, in the time of the electricity needs anxiety, in order to reduce the regional power supply load effectively, electricity supply and demand is regulated in the effective utilization that improves electric energy, alleviates imbalance between power supply and demand, guarantees the effect of electric power netting safe running.
For realizing this purpose, power consumption is carried out the ladder valuation just becomes inevitable choice, yet present electric energy meter does not still possess the function of ladder valuation.
The utility model content
The purpose of this utility model provides a kind of electronic type ladder electricity price prepayment meter that can carry out the ladder valuation to user's power consumption.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of electronic type ladder electricity price prepayment meter comprises CPU, and its special feature is, thereby described CPU also is electrically connected acquisition time information with a real-time timepiece chip.
Wherein CPU also is electrically connected with an infrared communication interface.
Wherein CPU also is electrically connected with a carrier communication interface by interface circuit.
Wherein real-time timepiece chip also is connected with a lithium battery.
Further, wherein real-time timepiece chip adopts DALLAS DS1302 or EPSONRX8025.
The utility model is applied to the IC-card technology of present information in the electric energy meter, has waterproof, characteristics such as antimagnetic, and observing and controlling is accurate, security and reliability height, having realized pays the fees earlier afterwards uses, and has possessed the progressive pricing billing function, can promote electric energy saving effectively.Ladder electricity price electric energy meter of the present utility model adopts the amount of money as measurement unit; adopt the high precision microprocessor to calculate; accurately can reach behind the decimal 8; The data the EEPROM protection of high reliability; has infrared communication and carrier communication interface simultaneously; be convenient to centralized automatic meter-reading and telemanagement, be provided with high precision clock in the table, can freeze the electric quantity data of every month.
Description of drawings
Accompanying drawing 1 is a logic theory block diagram of the present utility model;
Accompanying drawing 2 is the control flow chart of ladder valuation in the utility model.
Embodiment
Come the utility model is described in further detail below in conjunction with accompanying drawing:
Purpose of design of the present utility model is in view of the electrified progress of the trend of China's electricity price reform and China, according to the intension of electricity price, characteristics, the requirement of demand Side Management and low pressure resident's the electricity consumption present situation that electric power supply is used, problem at existing metering electric energy meter and the existence of unitary system electricity price, research and develop a kind of novel electronic formula ladder electricity price prepayment meter, utilize the ladder electricity price that is provided with in the electric energy meter, the user was made the different electricity price of the different execution of power consumption number at every month.
As shown in Figure 1, the utility model mainly comprises ic for energy metering, funtion part circuit.The funtion part circuit comprises electronic microprocessor, LCD display, clock circuit, IC-card interface, relay control, button, infrared, carrier communication circuit etc.Wherein, electronic microprocessor is the core of this electric energy meter, improve the energy with power circuit, the electric energy of gathering metering module by microprocessor calculates, and circuit such as IC-card, CD display, clock circuit, IC-card interface, relay control all are connected as shown in Figure 1 with microprocessor.
Principle of work of the present utility model is as follows:
The user handles to Utilities Electric Co. and opens an account, and gets IC-card after paying the fees, and inserts ammeter, and electric energy meter is provided with and supplements with money.The inner connecting subscribers participating circuit automatically of electric energy meter, and hummer prompting after successful recharging, the prompting user can normally use.Electric energy meter from driving wheel show remaining sum, total electricity consumption, always with information such as the amount of money.And can show information such as the current electricity price of electric energy meter and time on date by the button page turning.Electric energy meter calculates by the clock in showing, user's power consumption of this month at this moment is in that ladder, electric energy meter will carry out the amount of money in user's electric energy meter is reduced according to corresponding ladder electricity price, if remaining sum is during less than the warning amount of money set, the electric energy meter automatically prompting user goes to purchase as early as possible.When remaining sum is zero, electric energy meter will cut off user's electricity consumption automatically.
The utility model also can be designed to have certain function of buying on dredit, when Utilities Electric Co. opens the function of buying on dredit in the table, set certain when buying the amount of money on dredit, can the overdraw power consumption of certain amount of money of electric energy meter, buying the amount of money on dredit not then, electric energy meter can not cut off user's electricity consumption.After the user goes power supply department to purchase electricity once more, insert in the electric energy meter, electric energy meter will be eaten up part of the amount of money of overdraw part automatically.
Ladder electricity price function of the present utility model:
So-called progressive pricing, generally, " be exactly that electricity is used manyly more, the money of friendship is also many more.Otherwise electricity is used manyly more, and electricity price is also just few more.", to realizing,, realize which type of electricity price just can be provided with arbitrarily by the unit price of each ladder electric weight is adjusted with ladder electricity price two aspects.
Designed 8 ladders in the utility model, 8 ladders can be provided with arbitrarily.
Ladder 1 power threshold Ladder 1 electricity price Ladder 5 power threshold Ladder 5 electricity prices
Ladder 2 power threshold Ladder 2 electricity prices Ladder 6 power threshold Ladder 6 electricity prices
Ladder 3 power threshold Ladder 3 electricity prices Ladder 7 power threshold Ladder 7 electricity prices
Ladder 4 power threshold Ladder 4 electricity prices Ladder 8 power threshold Ladder 8 electricity prices
Be meant the low pressure resident according to the maximum electric weight that the user consumed, its gradient amount classification is set collects the corresponding electricity charge according to above-mentioned.Can be provided with eight ladder electric weight threshold values in the table at most, and the corresponding electricity price of each ladder electric weight threshold values.The user in every month the difference of power consumption, ammeter will be reduced the corresponding electricity charge automatically, when user's power consumption during less than ladder 1 electric weight threshold values, ammeter is reduced the amount of money according to period electricity price 1, when power consumption greater than ladder 1 electric weight threshold values, and during less than ladder 2 electric weight threshold values, ammeter can carry out remaining sum according to period electricity price 2 automatically and reduce.Analogize successively, reduce according to the ladder period electricity price that is provided with.The electric weight and the electricity charge that are collected according to the staged total rate of electricity, the implication that not only meets electricity price, and reflected that comparatively intactly electric power supplies the characteristics of usefulness, solved the problem that existing unitary system electricity price exists preferably, also had laid a good foundation simultaneously for further carrying out demand Side Management work.
Certainly, concrete ladder electricity price need be by the unified decision of power department, and the utility model has only provided a possible example.

Claims (5)

1, a kind of electronic type ladder electricity price prepayment meter comprises CPU, it is characterized in that: thus described CPU also is electrically connected acquisition time information with a real-time timepiece chip.
2, electronic type ladder electricity price prepayment meter as claimed in claim 1, it is characterized in that: wherein CPU also is electrically connected with an infrared communication interface.
3, electronic type ladder electricity price prepayment meter as claimed in claim 1, it is characterized in that: wherein CPU also is electrically connected with a carrier communication interface by interface circuit.
4, electronic type ladder electricity price prepayment meter as claimed in claim 1, it is characterized in that: wherein real-time timepiece chip also is connected with a lithium battery.
5, as any described electronic type ladder electricity price prepayment meter in the claim 1 to 4, it is characterized in that: wherein real-time timepiece chip adopts DALLAS DS1302 or EPSONRX8025.
CNU2009201438249U 2009-02-10 2009-02-10 Electronic step price prepaid energy meter Expired - Fee Related CN201369071Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2009201438249U CN201369071Y (en) 2009-02-10 2009-02-10 Electronic step price prepaid energy meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2009201438249U CN201369071Y (en) 2009-02-10 2009-02-10 Electronic step price prepaid energy meter

Publications (1)

Publication Number Publication Date
CN201369071Y true CN201369071Y (en) 2009-12-23

Family

ID=41487962

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2009201438249U Expired - Fee Related CN201369071Y (en) 2009-02-10 2009-02-10 Electronic step price prepaid energy meter

Country Status (1)

Country Link
CN (1) CN201369071Y (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101865949A (en) * 2010-06-08 2010-10-20 深圳市科陆电子科技股份有限公司 Direct-current electric energy meter and method for metering direct-current electric energy
CN103792422A (en) * 2012-11-02 2014-05-14 苏州工业园区新宏博通讯科技有限公司 Electric energy meter
CN105891574A (en) * 2016-04-11 2016-08-24 国网山东省电力公司济宁供电公司 System and method of charging step tariff applied to power user end
CN108918935A (en) * 2018-06-21 2018-11-30 王开全 A kind of ladder unit price dynamic multi-user control water electric energy meter

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101865949A (en) * 2010-06-08 2010-10-20 深圳市科陆电子科技股份有限公司 Direct-current electric energy meter and method for metering direct-current electric energy
CN101865949B (en) * 2010-06-08 2012-09-05 深圳市科陆电子科技股份有限公司 Direct-current electric energy meter and method for metering direct-current electric energy
CN103792422A (en) * 2012-11-02 2014-05-14 苏州工业园区新宏博通讯科技有限公司 Electric energy meter
CN105891574A (en) * 2016-04-11 2016-08-24 国网山东省电力公司济宁供电公司 System and method of charging step tariff applied to power user end
CN108918935A (en) * 2018-06-21 2018-11-30 王开全 A kind of ladder unit price dynamic multi-user control water electric energy meter

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091223

Termination date: 20140210