CN201611495U - Centralized time-limiting and quantity-limiting electricity using management system and terminal - Google Patents
Centralized time-limiting and quantity-limiting electricity using management system and terminal Download PDFInfo
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- CN201611495U CN201611495U CN2009201673361U CN200920167336U CN201611495U CN 201611495 U CN201611495 U CN 201611495U CN 2009201673361 U CN2009201673361 U CN 2009201673361U CN 200920167336 U CN200920167336 U CN 200920167336U CN 201611495 U CN201611495 U CN 201611495U
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Abstract
The utility model discloses a centralized time-limiting and quantity-limiting electricity use management system and a terminal and comprises an authorization type multifunctional watt-hour meter, a data management terminal, a communication bus, a communication wire, an electricity use authorization IC information card, an IC card reading and writing device and a computer management system, wherein the authorization type multifunctional watt-hour meter comprises an RS485 interface, a communication protocol and a power on-off function; the data management terminal comprises an RS485 interface; the communication bus is connected with the authorization type multifunctional watt-hour meter; the communication protocol is used for reading the bottom degree of the authorization type multifunctional watt-hour meter and transmitting a power on-off control command to the authorization type multifunctional watt-hour meter; and the electricity use authorization IC information card is a medium for metering the bottom degree in a returning way and transferring the authorization information. The utility model has the benefits of providing various selectable electricity use modes for users, such as time limiting, quantity limiting and the like, overcoming various contradictions caused by the prepayment way, leading users to meter by themselves, saving the labor caused by metering, reducing the management cost, not only realizing the electricity use mode such as one house one meter, but also being more convenient for the electricity use management.
Description
Technical field
The utility model relates to a kind of centralized power consuming administrative system and terminal of limiting the quantity of in limited time, a kind of power consuming administrative system and terminal of being made up of the formula of mandate multi-function watt-hour meter, data management terminal, communication bus and several parts such as connection, electricity consumption mandate IC release, IC-card read write line and computer management system of particularly management of power use industry.
Background technology
At present, the electricity consumption charging method generally all is to charge after the first electricity consumption, and the electricity arrears phenomenon is comparatively serious, and the owing electricity charges amount of money is also bigger, and sometimes the person of checking meter will be pressed for payment of repeatedly to the doorstep for the electricity charge of taking over several yuans, and the fee collection amount is very big.Some local power supply department had used pre-paying kilowatt-hour meter afterwards, this power mode is to hold contact IC electricity consumption card earlier or the non-contact IC electricity consumption snaps into power supply department acquisition electric weight, then the electric weight of contact IC electricity consumption card or non-contact IC electricity consumption card is stored into pre-paying kilowatt-hour meter, pre-paying kilowatt-hour meter progressively cuts the electric weight that prestores according to the electric weight that uses then, when the electric weight that prestores is reduced to zero, stop power supply to the user.Though this power mode has solved the problem of difficult charge, several big conspicuous contradictions have also been brought.First, the current pre-paying kilowatt-hour meter of wideling popularize has played no small effect to the recovery of the electricity charge really, but in fact still just regards device as a kind of means, clearing then see that to copy electric weight is as the criterion according to the regulation in the industry, the user is interpreted as that he has paid and purchases electricity, purchases electric establishment of contract, as long as it is intact to have purchased electric weight, even plant failure causes electric weight not intact, the user just can refuse to pay tariff, even electricity price goes up during electric weight is not intact, the user also can refuse to hand in retroactively electricity charge price difference.Gap in this understanding will unavoidably cause both sides' contradiction to produce.In case face a charge in court, the industry internal rules are in that " Contract Law and " civil law " equal mere scrap of paper in front; The second, with the electric weight pre-paying kilowatt-hour meter that prestores,, ammeter can't determine in case damaging power consumption, between user and power supply department, cause unnecessary economic dispute usually; The 3rd, occur in night in case have a power failure, can cause the user can't electricity consumption, may bring unnecessary trouble for the user, impersonalityization is unfavorable for the structure of harmonious society; The 4th, the user can be taken place and be hoarded the electric weight phenomenon in inconvenient electricity price adjustment and actual electricity sales amount statistics, brings economic loss to electric power system; The 5th, ammeter can't be rotated or be rotated at regular intervals after having arrived aging period in batches, any equipment all has serviceable life, when prepaid card table during to rotational cycle, because table is gone up the dump energy disunity, use up the today that has, use up the tomorrow that has, and use up the daytime that has, and use up the evening that has, cause the table of to rotate in batches or to rotate at regular intervals, guaranteed that ammeter accuracy and precision make troubles.1999, State Power Corporation has issued " State Power Corporation is about the notice of dress with IC-card formula electric energy meter relevant issues " (state's electricity is sent out [1999] No. 465) file, point out in the literary composition " in recent years; various places are adorned successively and used some IC-card formula electric energy meters, and the problem of aspects such as some technical qualitys, management and law has in use taken place.Expert call stops to promote IC-card electricity water meter.State Power Corporation is paid much attention to, and holds ad hoc meeting the availability of IC-card formula electric energy meter has been carried out serious analysis, and please verify at the quality inspection center.Now will use the relevant issues of IC-card formula electric energy meter to notify as follows:
The subject matter that IC-card formula electric energy meter exists: the one, the antijamming capability fragility, quality problems are outstanding, and particularly Kai Fang read-write window is subject to outside world; The 2nd, after IC-card formula electric energy meter was caused control system to lose efficacy by attack, the very easily electricity consumption dispute of generation of identification was difficult to collect evidence.Particularly purchase electric weight in advance and stop phenomenon before running low, against in the regulation of power rule of law; The 3rd, the price height, the life-span is short, and comprehensive benefit is poor, and application risk is big; The 4th, be difficult to adapt to the requirement of electricity price change, when adjusting, electricity price may influence social stability.”
For this reason, the utility model is overcoming the shortcoming of the present management of power use, draw the advantage of various charge methods, a kind of brand-new power consuming administrative system of limiting the quantity of has in limited time been proposed, the utility model can be connected with the single-phase ammeter with RS485 interface, three-phase kilowatt-hour meter or other any type of electricity-measuring meter, is used to read their electricity consumption data and plays warning and power on/off control action.The use of this limit the quantity of in limited time power consuming administrative system and terminal will solve the drawback that the management of power use exists, and will produce huge economic benefit and social benefit, also will be the once huge revolution of the management of power use mode of China.
Summary of the invention
Technical assignment of the present utility model is the deficiency at present management of power use technological means, overcome the electric fees charging contradiction of charge method after the first electricity consumption and many contradiction of pre-payment charge method, adopt new technology path and technological means, and then provide a kind of and can solve difficult charge, can promptly provide a kind of electricity consumption in limited time, limit the quantity of electricity consumption and the self-service power consuming administrative system that copies back electric weight for the user provides a kind of feelings, reasonable, legal power mode of closing again.
The technical scheme that the utility model adopted is: the centralized power consuming administrative system of limiting the quantity of in limited time comprises: authorize formula multi-function watt-hour meter, data management terminal, communication bus and connection, electricity consumption mandate IC release, IC-card read write line and computer management system; Described mandate formula multi-function watt-hour meter is a plurality of RS485 interface, communications protocol and function of safety protection of having; The RS485 interface that described data management terminal has by self, be connected by the RS485 interface of communication bus with the formula of mandate multi-function watt-hour meter, use communications protocol to read the number of degrees at the bottom of the electricity consumption of mandate formula multi-function watt-hour meter, and use communications protocol to send the power on/off control command to the formula of mandate multi-function watt-hour meter.
Further, described IC-card read write line is connected with computer management system by USB mouth, RS232, multiple mode such as wireless, the number of degrees at the bottom of the electricity consumption on the electricity consumption mandate IC release are read in realization, and to electricity consumption mandate IC release write mandate such as the cut-off date, license information such as electric weight.
Further, described mandate formula multi-function watt-hour meter comprises: processor, electric energy metrical unit, RS485 interface unit, display unit, storage unit, isolating switch and wiring monitoring means; Described processor is connected with each unit respectively; The model of described processor adopting integrated circuit is the uPD78F0511 of NEC, it is ADE7755 that described electric energy metrical unit adopts the model of integrated circuit, it is MAX3085 that described RS485 interface unit adopts the model of integrated circuit, the model of 5 charactrons of described display unit is LG5611BH, and it is AT24LC16 that described storage unit adopts the model of integrated circuit.
Further, described data management terminal comprises: CPU, RS485 interface unit, display unit, storage unit, RTC circuit unit, IC-card read-write cell; Described CPU is connected with each unit respectively; It is the MEGA64 of atmel corp that described CPU adopts the model of integrated circuit, it is MAX3485 that described RS485 interface unit adopts the model of integrated circuit, described display unit uses the model of 5 charactrons to be JM03651B, described storage unit adopts the EEPROM of the 2K byte of MEGA64 inside, and it is RX8025 that described RTC circuit unit adopts the model of integrated circuit.
The beneficial effects of the utility model are: adopt mandate formula multi-function watt-hour meter to can be the power mode that the user provides plurality of optional such as prescribing a time limit, limit the quantity of as electric quantity metering device; In addition, because the formula of mandate multi-function watt-hour meter inside has isolating switch, to not pressing the user of electricity consumption protocol payment, under the situation that need not remove ammeter, just can implement to stop power supply, avoid helping the structure of harmonious society because of removing the contradiction that ammeter brought; By using the data of data management terminal centralized management each household ammeter, not only can realize electricity consumption data backup to the each household ammeter, in case the formula of mandate multi-function watt-hour meter damages, can give this user's electricity consumption data for change, and can utilize electricity consumption mandate IC release to transmit the number of degrees at the bottom of the electricity consumption, realized that user self-help checks meter, saved a large amount of full-time meter reading personnel, reduced management of power use cost.On the other hand, because the shared data office terminal of a plurality of users, can avoid authorizing the formula multi-function watt-hour meter to increase RTC (real time clock circuit) circuit unit and IC-card read-write cell, thereby greatly reduce the ammeter cost of manufacture, thereby also improve the reliability of each household ammeter into every.Moreover, because the shared data office terminal of a plurality of users can strengthen anti-electricity-theft ability with the closed management of table case.Therefore, the utility model has realized not only that Every household has an ammeter power mode is returned the management of power use and has been brought many facilities.
Description of drawings
Fig. 1 is that system of the present utility model constitutes block scheme;
Fig. 2 is the composition frame chart of mandate formula multi-function watt-hour meter of the present utility model;
Fig. 3 is the metering section circuit theory diagrams of mandate formula multi-function watt-hour meter of the present utility model;
Fig. 4 is the processor partial circuit schematic diagram of mandate formula multi-function watt-hour meter of the present utility model;
Fig. 5 is the RS485 interface circuit schematic diagram of mandate formula multi-function watt-hour meter of the present utility model;
Fig. 6 is a data management terminal composition frame chart of the present utility model;
Fig. 7 is the CPU and the RTC partial circuit schematic diagram of data management terminal of the present utility model;
Fig. 8 is the RS485 and the display driver circuit schematic diagram of data management terminal of the present utility model.
With reference to Fig. 1,1--authorizes formula multi-function watt-hour meter, 2-RS485 communication bus, 3-data management terminal, 4--IC card reader, 5--computer management system, 6--electricity consumption mandate IC release.
With reference to Fig. 2,7-display unit, 8-processor, 9-memory cell, 10-electric energy metrical unit, 11-isolating switch, 12-RS485 interface unit, 13-wiring monitoring.
With reference to Fig. 6,14-display unit, 15-CPU, 16-memory cell, 17-RTC circuit unit, 18-RS485 interface unit, 19-IC card read-write cell.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
As Fig. 1, Fig. 2, shown in Figure 6, data management terminal 3 is the communication main control computer, each authorizes formula multi-function watt-hour meter 1 to be the communication slave, data management terminal 3 is by RS485 communication bus 2, regularly authorize formula multi-function watt-hour meter 1 to send the read data order by the address according to DL/T 645 multifunctional electric energy meter communication protocols or self-defining communications protocol to each, receiving each simultaneously authorizes the return data of formula multi-function watt-hour meter 1 and stores memory cell 16 into, thereby realize reading the function of the number of degrees at the bottom of the current electricity consumption that ammeter stores and back-up storage, equally, data management terminal 3 can be according to the power mode of original setting, when certain the family electricity consumption time that is attached thereto arrives authorization date, or power consumption is when reaching warrant quantity, by RS485 communication bus 2, authorize formula multi-function watt-hour meter 1 to send power off command to this family, isolating switch 11 work, stop this family power supply, at this moment the user must be put card for the second time, data management terminal 3 reads second blocks of data of electricity consumption mandate IC release 6 and stores the memory cell 16 of data management terminal 3 into, the number of degrees store electricity consumption mandate IC release 6 at the bottom of simultaneously that this family is the current electricity consumption, realize the self-service function that copies back of data.Described electricity authorizes second blocks of data of IC release 6 to be meant another piece authorization message, if the mode of prescribing a time limit, second blocks of data is exactly the last fate that allows the user to use, and is generally 7 days, in these seven days, pay the electricity charge in last stage with the assurance user, and obtain new mandate; If limit the quantity of mode, second blocks of data is exactly the last number of degrees that allow the user to use by agreement, pays the electricity charge in last stage with the assurance user before these number of degrees use, and obtains new mandate.After this, data management terminal 3 is by RS485 communication bus 2, authorize formula multi-function watt-hour meter 1 to send power-on command to this family, isolating switch 11 energized are powered to the user, after new mandate is obtained by electricity consumption mandate IC release 6 in this family, card is placed on the card-reading zone of data management terminal 3, IC-card read-write cell 19 reads information, and be stored in the memory cell 16, after the CPU15 of the terminal of data management simultaneously 3 handles by analysis, if meet condition of power supply, data management terminal 3 is by RS485 communication bus 2, authorize formula multi-function watt-hour meter 1 to send power-on command to this family, isolating switch 11 work are to this family power supply.
Electricity consumption mandate IC release 6 is to copy back the electricity consumption data, transmits the carrier of power information.
Fig. 2 is the composition frame chart of mandate formula multi-function watt-hour meter of the present utility model.
Fig. 3 is the metering section circuit theory diagrams of mandate formula multi-function watt-hour meter of the present utility model.
Fig. 4 is the processor partial circuit schematic diagram of mandate formula multi-function watt-hour meter of the present utility model;
Fig. 5 is the RS485 interface circuit schematic diagram of mandate formula multi-function watt-hour meter of the present utility model.
As Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, processor 8 is cores of whole watt-hour meter, adopts the uPD78F0511 chip U61 of NEC to finish functions such as data processing, outage control, data communication.Electric energy metrical unit 10 adopts the ADE7755 integrated circuit of ADI company, IC05 and peripheral circuit are according to what of power consumption, in the 22nd pin output pulse, be connected to the electricity consumption pulse detection pin that optocoupler IC07 outputs to U61 by the R18 current limliting, U61 is according to the function of measuring of metering algorithm realization to electric weight, and optocoupler IC07 uses the TLP521-1 of Toshiba.IC63 in the RS485 interface unit 12 adopts the MAX3085 chip of MAXIM company, receive and send messages and be connected with processor 8 through optocoupler U63, U64, wherein optocoupler U63, U64 use the TLP521-1 of Toshiba, Q61 and peripheral circuit are connected the automatic transmitting-receiving that realizes the RS485 communication data with IC63, U61, processor 8 receives the data of RS485 interface unit 12, according to the protocol analysis data, realize data passback and power on/off control.Display unit 7 uses the model of 5 charactrons to be LG5611BH, adopts static the demonstration for simplifying interface, and is made into a module separately, is connected with U61 by interface DIS1, realizes the renewal of video data.Storage unit 9 adopts the integrated circuit AT24LC16 of atmel corps, is used to store information such as table number, assets number, electricity consumption data.The driving circuit IC03 of isolating switch 11 adopts the BL8023 integrated circuit of company of Belling, and IC03 is connected with processor 8, is subject to processing the control of device 8, can carry out the power on/off action according to the break-make instruction of processor 8, reaches the purpose of control user power utilization.It is whole ammeter power supply by functional modules such as transformation, rectification, filtering, voltage stabilizings that TK220, IC01, IC04 and peripheral circuit are formed feed circuit.
Fig. 6 is a data management terminal composition frame chart of the present utility model.
Fig. 7 is the CPU and the RTC partial circuit schematic diagram of data management terminal of the present utility model.
Fig. 8 is the RS485 and the display driver circuit schematic diagram of data management terminal of the present utility model.The data management terminal is as the important component part of total system, its performance requirement is more taller than ammeter, Fig. 6, Fig. 7, Fig. 8 are data management terminal composition frame chart and physical circuit connection layout, CPU15 is the core of whole data management terminal among the figure, adopt the high performance AVR single-chip microcomputer MEGA64 of atmel corp, symbol is U1 in Fig. 7, and U1 is connected with other circuit, finishes data processing, time and reads, reads and writes functions such as electricity consumption mandate IC release data, data communication.RTC circuit unit 17 uses the RX8025 of EPSON company, and symbol is U3 in Fig. 7, and the 41st, 42 pins of U1 are connected with U3, and U1 regularly reads the temporal information in the U3 register, and stores in the internal memory.U4 in the RS485 interface unit 18 adopts the MAX3485 chip of MAXIM company, receive and send messages and be connected with U1 through optocoupler U6, U7, optocoupler U6, U7 select 6N137 high-speed isolated circuit for use in the RS485 interface unit, to guarantee higher baud rate, Q7 and peripheral circuit realization data are received and dispatched automatically, and R19, R20, R21 use thermistor to damage to prevent circuit.IC release read-write cell passes through
RF_M0 is connected with U1, realizes read-write to IC release internal data by 5 pins of U1.Display unit 14 uses 5 one positive charactron JM03651 altogether, Q1, Q2, Q3, Q4, Q5 are controlled by U1, adopt dynamic scan, JM03651 shows the information such as table number, the number of degrees of the current end, due date or dump energy of each ammeter that is attached thereto in turn, but and display device failure message.
What be worth proposition is; protection domain of the present utility model is not limited to above-mentioned embodiment; according to basic fundamental design of the present utility model; particularly use authority formula multi-function watt-hour meter 1 and data management terminal 3 realize the pattern of the management of power use; those of ordinary skills need not through performing creative labour; the embodiment that can associate all belongs to protection domain of the present utility model.
Claims (6)
1. centralized power consuming administrative system and the terminal of limiting the quantity of in limited time, be particularly related to a kind of power consuming administrative system of management of power use industry, it is characterized in that: by authorizing formula multi-function watt-hour meter (1), RS485 communication bus (2), data management terminal (3), IC-card read write line (4), computer management system (5), (6) six parts of electricity consumption mandate IC release to constitute; Described mandate formula multi-function watt-hour meter (1) is connected with RS485 communication bus (2); Data management terminal (3) is connected with RS485 communication bus (2).
2. centralized power consuming administrative system and the terminal of limiting the quantity of in limited time according to claim 1 is characterized in that: RS485 communication interface (12) unit of described mandate formula multi-function watt-hour meter (1) and the RS485 communication interface (18) of data management terminal (3) link together by RS485 communication bus (2).
3. centralized power consuming administrative system and the terminal of limiting the quantity of in limited time according to claim 1 is characterized in that: described mandate formula multi-function watt-hour meter (1) is made up of display unit (7), processor (8), memory cell (9), electric energy metrical unit (10), isolating switch (11), RS485 interface unit (12), wiring monitoring (13) several parts; Described processor (8) is connected with each unit respectively.
4. centralized power consuming administrative system and the terminal of limiting the quantity of in limited time according to claim 1, it is characterized in that: described data management terminal (3) comprising: display unit (14), CPU (15), memory cell (16), RTC circuit unit (17), RS485 interface unit (18), IC-card read-write cell (19); Described CPU (15) is connected with each unit respectively.
5. centralized power consuming administrative system and the terminal of limiting the quantity of in limited time according to claim 3, it is characterized in that: the integrated circuit model that described processor (8) adopts is the uPD78F0511 of NEC, described electric energy metrical unit (10) adopts the ADE7755 integrated circuit of ADI company, the integrated circuit AT24LC16 of described memory cell (9) atmel corp, the model of described RS485 interface unit (12) integrated circuit is MAX3085; Described processor (8) is connected with each circuit respectively.
6. centralized power consuming administrative system and the terminal of limiting the quantity of in limited time according to claim 4, it is characterized in that: described display unit (14) uses the charactron model of 5 one to be JM03651B, the model of described CPU (15) integrated circuit is the MEGA64 of atmel corp, the model of described RTC circuit unit (17) integrated circuit is RX8025, the model of described RS485 interface unit (18) integrated circuit is MAX3485, R19, R20, R21 use thermistor to damage to prevent circuit, and five pins of described CPU (15) are connected with IC-card read-write cell (19).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009201673361U CN201611495U (en) | 2009-07-28 | 2009-07-28 | Centralized time-limiting and quantity-limiting electricity using management system and terminal |
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| CN2009201673361U CN201611495U (en) | 2009-07-28 | 2009-07-28 | Centralized time-limiting and quantity-limiting electricity using management system and terminal |
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| CN201611495U true CN201611495U (en) | 2010-10-20 |
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| CN2009201673361U Expired - Fee Related CN201611495U (en) | 2009-07-28 | 2009-07-28 | Centralized time-limiting and quantity-limiting electricity using management system and terminal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103620420A (en) * | 2011-04-29 | 2014-03-05 | 施耐德电气美国股份有限公司 | System and method for determining utility cost savings |
| CN109581047A (en) * | 2018-12-03 | 2019-04-05 | 国网山东省电力公司乳山市供电公司 | A kind of method of arrearage power failure prior-warning device and application method, arrearage early warning |
| CN110660165A (en) * | 2019-09-18 | 2020-01-07 | 四川杰斯顿电气设备有限公司 | Extensible modular electricity selling system and using method |
-
2009
- 2009-07-28 CN CN2009201673361U patent/CN201611495U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103620420A (en) * | 2011-04-29 | 2014-03-05 | 施耐德电气美国股份有限公司 | System and method for determining utility cost savings |
| CN103620420B (en) * | 2011-04-29 | 2018-11-09 | 施耐德电气美国股份有限公司 | System and method for determining communal facility cost savings |
| US10621601B2 (en) | 2011-04-29 | 2020-04-14 | Schneider Electric USA, Inc. | System and method for determining utility cost savings |
| CN109581047A (en) * | 2018-12-03 | 2019-04-05 | 国网山东省电力公司乳山市供电公司 | A kind of method of arrearage power failure prior-warning device and application method, arrearage early warning |
| CN110660165A (en) * | 2019-09-18 | 2020-01-07 | 四川杰斯顿电气设备有限公司 | Extensible modular electricity selling system and using method |
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Granted publication date: 20101020 Termination date: 20120728 |