CN105184982A - Differential pricing system of remote-reading intelligent water meter - Google Patents
Differential pricing system of remote-reading intelligent water meter Download PDFInfo
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- CN105184982A CN105184982A CN201510725986.3A CN201510725986A CN105184982A CN 105184982 A CN105184982 A CN 105184982A CN 201510725986 A CN201510725986 A CN 201510725986A CN 105184982 A CN105184982 A CN 105184982A
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Abstract
The invention discloses a differential pricing system of a remote-reading intelligent water meter, wherein the differential pricing system belongs to a water meter. The differential pricing system comprises at least one remote-reading water meter and a remote control system, wherein the remote-reading water meter comprises a stepped gas price main control module, a wireless communication module, an IC card information exchange module, a clock chip and a sensing device. The stepped gas price main control module comprises a processor, a memory and a counting circuit. The processor is connected with the memory and the counting circuit. The remote-reading water meter communicates with the remote control system and simultaneously performs time synchronization with a control end, so that the time of the remote-reading intelligent water meter is same with that of the control end, thereby preventing time deviation between the two of the remote-reading intelligent water meter and the time of the control end, and preventing nonuniformity between a charged number and an adjusted number. The differential pricing system of the remote-reading intelligent water meter can determine whether to end a current period according to a period ending time in a price plan. Besides time synchronization, the whole process is finished in a table end.
Description
Technical field
The present invention relates to a kind of water meter, in particular, the present invention relates generally to a kind of remote transmission intelligent water meter ladder pricing system.
Background technology
Along with the development of society, the user demand of tap water increases year by year, for response National Development and Reform Committee is to the unified plan of energy prices scheme, part of running water company will carry out the operation way of progressive price charging to terminal water meter, but the intellectual water meter of main flow does not all possess the function of ladder valuation at present, part similar products on the market due to table end time and control end there are differences, unified price ladder adjustment and price plan adjustment cannot be carried out in valuation process, thus cause in Running-water Company's operation process and there is the inconsistent problem of charging, thus be necessary to carry out studying and improving for the function of existing main flow intellectual water meter.
Summary of the invention
An object of the present invention is for above-mentioned deficiency, a kind of remote transmission intelligent water meter ladder pricing system is provided, to expect to solve the function that intellectual water meter of the prior art does not possess ladder valuation, time and the control end of similar products table end there are differences, and cause the technical matters such as valuation and price modification disunity.
For solving above-mentioned technical matters, the present invention by the following technical solutions:
A kind of remote transmission intelligent water meter ladder pricing system provided by the present invention, described system comprises at least one remote transmission intelligent water meter and tele-control system, and described tele-control system is used at least one remote transmission intelligent water meter export price plan command; Described remote transmission intelligent water meter comprises ladder valuation main control module, wireless communication module, IC card information Switching Module, clock chip and water flow measuring device, described ladder valuation main control module is connected with wireless communication module, clock chip, IC card information Switching Module, water flow measuring device respectively, described ladder valuation main control module comprises processor and storer, and described processor is connected with storer; Described wireless communication module also accesses tele-control system, for directly receiving the price plan instruction of tele-control system and transferring to processor; Described IC card information Switching Module is for the price plan instruction of reading in IC-card and transfer to processor; Described water flow measuring device is used for current count results to transfer to processor; By processor according to the cycle duration in price plan, the accumulative water consumption in the record period duration is also stored in storer; Described processor is used for the price plan in price plan instruction to be stored in storer, and the clock information of clock chip can be carried out synchronous with the time of tele-control system by processor, the time of clock chip and the time of tele-control system are consistent; According to the initial prices ladder in price plan, calculation of price is carried out to count results; And processor also reads the accumulative water consumption in storer in cycle duration, compare with the higher limit of initial prices ladder, judge whether the accumulative water consumption in the current period duration reaches the upper limit of initial prices ladder, if judged result is yes, then according to next the price ladder in price plan, calculation of price is carried out to count results, otherwise then continue to carry out calculation of price according to present price ladder to count results; Described processor is also for judging that according to the time in clock chip whether current time is identical with the period end time in price plan, if judged result is yes, then think that current period terminates, accumulative water consumption in cycle duration in storer is reset, and the initial prices ladder resetting to price plan carries out calculation of price to count results; Otherwise then continue to carry out calculation of price by present price ladder to count results.
As preferably, further technical scheme is: described wireless communication module is by any one access tele-control system in the middle of radiofrequency signal, Wifi signal, GPRS signal, infrared signal, Bluetooth signal, Zigbee signal.
Further technical scheme is: described price plan comprises present price scheme and new price plan, described present price scheme and new price plan are stored to storer respectively by processor, for being read the execution time of new price plan by processor, compare with the current time in clock chip, judge whether current time meets the execution time of new price plan, if judged result is yes, then present price scheme replaced with new price plan and perform, otherwise then continuing to perform present price scheme.
Further technical scheme is: also store the amount of supplementing with money data in described storer, for carrying out calculation of price according to present price ladder to count results by processor, after obtaining result of calculation, the value of result of calculation is deducted from the amount of supplementing with money the data storer.
Further technical scheme is: the processor in described ladder valuation main control module also accesses display, for recording the accumulative water consumption in all accumulative water consumptions and cycle duration by processor and be stored to storer simultaneously, and from storer, read the accumulative water consumption in all accumulative water consumptions and cycle duration by processor, shown by display.
Further technical scheme is: described processor judge current period whether terminate for: first according in clock chip time judge when the day before yesterday whether be identical with the cycle starting date in present price scheme, if judged result is no, then continue to carry out calculation of price by present price ladder to count results, otherwise then continued the condition that judges whether to meet the initial moon in cycle by following formula:
mod(m+12-M,T)＝0
In above formula, mod is MOD function, M is the initial moon in arbitrary cycle of present price scheme, m is the current month in the time of clock chip, T is the cycle duration in present price scheme, and T is the approximate number of 12, when above formula is set up, then think end cycle, otherwise then continue to carry out calculation of price by present price ladder to count results.
Further technical scheme is: also comprise clock information in described price plan instruction, for clock information being synchronized to clock chip by processor.
Further technical scheme is: the clock information of clock chip and the time of tele-control system are carried out synchronous mode and is by described processor: by tele-control system by present clock synchronizing information to clock synchronizer, clock synchronizer by the time clock feature of its inside with present clock information for starting point continues to run, again clock synchronous IC-card is inserted clock synchronizer, the synchronous IC-card of operating present clock information write clock will be continued by clock synchronizer, then clock synchronous IC-card is inserted IC card information Switching Module, read the clock information in clock synchronous IC-card by processor and be synchronized to clock chip.
Further technical scheme is: the clock information of clock chip and the time of tele-control system are carried out synchronous mode and is by described processor: by tele-control system regularly to the wireless communication module tranmitting data register synchronic command of remote transmission intelligent water meter, clock information in clock synchronous instruction to processor, is synchronized to clock chip by processor by clock synchronous command by wireless communication module.
Compared with prior art, one of beneficial effect of the present invention is: remote transmission intelligent water meter is carrying out time synchronized with tele-control system with the process that tele-control system carries out communicating simultaneously, and then remote transmission intelligent water meter is consistent with the time of tele-control system all the time, avoid both time of occurrence deviations, cause valuation and price modification disunity; And be provided with multiple price ladder in price plan, by the processor of remote transmission intelligent water meter according to the accumulative water consumption in cycle duration, whether real-time judge starts next price ladder and carries out charging, also can judge whether according to the period end time in price plan to terminate current period, except time synchronized, whole process all completes at table end; A kind of remote transmission intelligent water meter ladder pricing system structure provided by the present invention is simple simultaneously, while realizing ladder valuation, also ensure that the consistance of time between remote transmission intelligent water meter and tele-control system in system, and can improve based on existing intellectual water meter, range of application is wide.
Accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram for illustration of one embodiment of the invention;
Fig. 2 is the remote transmission intelligent water meter structure schematic block diagram for illustration of one embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further elaborated.
Shown in figure 1, one embodiment of the present of invention are a kind of remote transmission intelligent water meter ladder pricing systems, described system comprises at least one remote transmission intelligent water meter and tele-control system, and described tele-control system is used at least one remote transmission intelligent water meter export price plan command;
Shown in composition graphs 2, above-mentioned remote transmission intelligent water meter comprises ladder valuation main control module, wireless communication module, IC card information Switching Module, clock chip and water flow measuring device, wherein ladder valuation main control module is connected with wireless communication module, clock chip, IC card information Switching Module, water flow measuring device respectively, described ladder valuation main control module comprises processor and storer, and described processor is connected with storer;
Moreover, aforesaid wireless communication module also accesses tele-control system, for directly receiving the price plan instruction of tele-control system and transferring to processor; And IC card information Switching Module transfers to processor for the price plan instruction of reading in IC-card; In practical application, wireless communication module accesses tele-control system by modes such as radiofrequency signal, internet, infrared signal, Bluetooth signal, Zigbee signals, and then receives the price plan instruction of tele-control system and other instruction of necessity.
Above-mentioned water flow measuring device, for transferring to processor by current count results; By processor according to the cycle duration in price plan, the accumulative water consumption in the record period duration is also stored in storer; Aforesaid water flow measuring device can be arranged on the inside of water pipe, and the flow velocity being gathered water in-pipe flow by the collection terminal of water flow measuring device carries out electronic counting;
Above-mentioned processor is the core component in ladder valuation main control module, for the price plan in price plan instruction is stored in storer, and can the clock information of clock chip be carried out synchronous with the time of tele-control system, the time of clock chip and the time of tele-control system are consistent, and processor carries out calculation of price according to the initial prices ladder in price plan to count results, and processor also reads the accumulative water consumption in storer in cycle duration, compare with the higher limit of initial prices ladder, judge whether the accumulative water consumption in the current period duration reaches the upper limit of initial prices ladder, if judged result is yes, then according to next the price ladder in price plan, calculation of price is carried out to count results, otherwise then continue to carry out calculation of price according to present price ladder to count results, and the actual accumulative water consumption be typically chosen in cycle duration of accumulative water consumption in the aforementioned processor read cycle duration is carried out when reaching integer, in the present embodiment, aforesaid price ladder can be regarded as the unit price of tap water per ton, multiple different price ladder (1 rank are comprised in a price plan, 2 rank, 3 rank ... N rank) and start time of invoicing periods and cycle duration, different price ladders and different tap water charging unit prices, and each unit price is equipped with a higher limit, for the switching condition as multiple charging unit price, typing when X yuan/ton tap water use reach 50 ton hours, calculation of price is carried out according to the unit price of Y yuan/ton from the use amount of 51 tons of tap water, generally, X < Y, namely in cycle duration, the tap water volume used is more, the unit price of tap water charging is higher.
Above-mentioned cycle duration is in units of the moon, and 0 represents 1 year, and the moon can be 1,2,3,4,6,12; The start time in cycle comprises the initial moon in cycle and cycle starting date, and the initial moon in cycle starts with 0, and 0 represents January, and 1 represents February, and by that analogy, 11 represent Dec; Cycle starting date with 0 start, 0 table 1 day, by that analogy, can arrange the end of month, the end of month default value 31.
In addition, above-mentioned processor is also for judging that according to the time in clock chip whether current time is identical with the period end time in price plan, if judged result is yes, then think that current period terminates, accumulative water consumption in cycle duration in storer is reset, and the initial prices ladder resetting to price plan carries out calculation of price to count results; Otherwise then continue to carry out calculation of price by present price ladder to count results.Aforesaid period end time refers to that Period Start Time adds cycle duration; The start time in such as cycle is on August 1st, 2015, period end time is after 12 months that start in the cycle, namely the time of end cycle should be on August 1st, 2016, after the aforesaid time arrives, namely the price unit price of initial price ladder is reset to, charging is carried out to the use of tap water, starts the circulation of next cycle.
For processor to judging whether the cycle of price plan terminates, inventor considers in actual use and may occur the situation of cycle duration across calendar year, for avoiding cycle duration to cause processor None-identified across the situation of calendar year, whether the guarantee cycle terminates the accuracy judged; Inventor has done further research to this, be namely used in the more preferred embodiment of technical solution problem in invention, processor judge current period whether terminate for:
First judge whether when the day before yesterday be identical with the cycle starting date in present price scheme according to the time in clock chip; If judged result is no, then continue to carry out calculation of price by present price ladder to count results, otherwise then continued the condition that judges whether to meet the initial moon in cycle by following formula:
mod(m+12-M,T)＝0
In above formula, mod is MOD function, M is the initial moon in arbitrary cycle of present price scheme, m is the current month in the time of clock chip, and T is the cycle duration in present price scheme, and T is the approximate number (namely the value of T can only be 1,2,3,4,6,12) of 12, and in units of the moon, when above formula is set up, then think end cycle, otherwise then continue to carry out calculation of price by present price ladder to count results.Above-mentioned formula is interpreted as being that current month adds 12 and deducts initial month in cycle again divided by the month of cycle duration specifically, if divide exactly (remainder is 0), then illustrates that formula is set up; And above-mentioned formula also can be regarded as current month adds 12 again divided by the month of cycle duration, when the remainder obtained equals initial month in cycle, then illustrate that formula is set up, current period should terminate; By aforesaid method, even if whether the duration in cycle, across calendar year, also accurately calculates current period by above-mentioned formula and should terminate in price plan.
In the present embodiment, remote transmission intelligent water meter is carrying out time synchronized with tele-control system with the process that tele-control system carries out communicating simultaneously, and then remote transmission intelligent water meter is consistent with the time of tele-control system all the time, avoid both time of occurrence deviations, cause valuation and price modification disunity; And be provided with multiple price ladder in price plan, by the processor of remote transmission intelligent water meter according to the accumulative water consumption in cycle duration, whether real-time judge starts next price ladder and carries out charging, also can judge whether according to the period end time in price plan to terminate current period, except time synchronized, whole process all completes at table end; And the present invention is while realizing ladder valuation, and also ensure that the consistance of time between remote transmission intelligent water meter and tele-control system in system, and can improve based on existing intellectual water meter, range of application is wide.
According to another embodiment of the present invention, readjust prices in real time for convenience of Running-water Company, can comprise in aforesaid price plan and overlap price plan more, namely often overlap the start time and the cycle duration that all comprise price ladder and invoicing periods in price plan, specifically, price plan comprises present price scheme and new price plan, described present price scheme and new price plan are stored to storer respectively by processor, for being read the execution time of new price plan by processor, compare with the current time in clock chip, judge that execution time that whether current time meet new price plan, (date of such as execution time was identical with the date of current time, or the situation of the date of execution time before the date of current time), if judged result is yes, then present price scheme replaced with new price plan and perform, otherwise then continue to perform present price scheme.
Further, in above-mentioned storer, also storing the amount of supplementing with money data, for carrying out calculation of price according to present price ladder to count results by processor, after obtaining result of calculation, the value of result of calculation being deducted from the amount of supplementing with money the data storer.And check current water consumption and accumulative water consumption for ease of user, also can set up display in above-mentioned intellectual water meter, and by the processor access display in above-mentioned ladder valuation main control module, for recording the accumulative water consumption in all accumulative water consumptions and cycle duration by processor and be stored to storer simultaneously, and from storer, read the accumulative water consumption in all accumulative water consumptions and cycle duration by processor, export display to and show.
Mention as this above-described embodiment, the key that ladder valuation realizes is the time consistency how ensureing remote transmission intelligent water meter and tele-control system, even if otherwise as above-mentioned price ladder and the cycle duration arranging price plan and inside thereof, also be difficult to make the intellectual water meter ladder valuation of Running-water Company to terminal unify effective management, therefore for the problem of remote transmission intelligent water meter and tele-control system time synchronized, inventor has done many trials, and propose following several optimal ways, in order to carry out synchronous to remote transmission intelligent water meter with the time of tele-control system:
On the one hand, can the clock information of tele-control system be directly integrated in price plan instruction, when tele-control system is to remote transmission intelligent water meter shipment price plan command, both can be made to carry out a time synchronized.Be specially above-mentioned price plan instruction and comprise clock information, for during by the price plan of processor in reading command, the clock information simultaneously in reading command, and clock information is synchronized to clock chip, the current time in refresh clock chip.
On the other hand, tele-control system is not repeatedly to terminal remote transmission intelligent water meter shipment price plan command in the short time, as do not carried out the clock synchronous of tele-control system and remote transmission intelligent water meter for a long time, there is deviation in the time between remote transmission intelligent water meter and tele-control system of easily causing, therefore, when tele-control system is not to remote transmission intelligent water meter shipment price plan command, be also necessary regular to carry out clock synchronous to the remote transmission intelligent water meter of terminal.Be specially as described above, the clock information of clock chip and the time of tele-control system are carried out synchronous mode and can be by processor: by tele-control system by present clock synchronizing information to clock synchronizer, clock synchronizer by the time clock feature of its inside with present clock information for starting point continues to run, again clock synchronous IC-card is inserted clock synchronizer, be handheld apparatus with clock synchronizer, the synchronous IC-card of operating present clock information write clock will be continued by clock synchronizer, then immediately clock synchronous IC-card is inserted the IC information exchange module of terminal remote transmission intelligent water meter, read the clock information in clock synchronous IC-card by the processor of remote transmission intelligent water meter and be synchronized to clock chip.Same, according to aforesaid thinking, also wireless communication module can be adopted to realize aforesaid clock synchronous function, specifically the clock information of clock chip and the time of tele-control system are carried out synchronous concrete mode and are by processor: by tele-control system regularly directly to the wireless communication module tranmitting data register synchronic command of terminal remote transmission intelligent water meter, clock information in clock synchronous instruction to processor, is synchronized to clock chip by processor by clock synchronous command by wireless communication module.And, clock synchronous instruction also regularly can be sent to data concentrator by aforesaid tele-control system, by data concentrator, clock synchronous instruction is sent to the wireless communication module of terminal remote transmission intelligent water meter again, and when terminal remote transmission intelligent water meter quantity is more, between table end with data concentrator, also can set up that data acquisition unit is auxiliary forwards aforesaid clock synchronous instruction.And aforesaid data concentrator and data acquisition unit can be used for above-mentioned price plan instruction forwarding equally.
Simultaneously for ensureing the accurate of clock chip, promoted the accuracy of clock chip by the raising of calibration frequency, and in a manner mentioned above, clock information can be made up of year, month, day, according to the actual requirements, when also this clock information can be accurate to, minute, second, millisecond.
Than that described above, also it should be noted that spoken of in this manual " embodiment ", " another embodiment ", " embodiment " etc., refer to the specific features, structure or the feature that describe in conjunction with this embodiment and be included at least one embodiment of the application's generality description.Multiple place occurs that statement of the same race is not necessarily refer to same embodiment in the description.Furthermore, when describing specific features, structure or a feature in conjunction with any embodiment, what advocate is also fall within the scope of the invention to realize this feature, structure or feature in conjunction with other embodiments.
Although with reference to multiple explanatory embodiment of the present invention, invention has been described here, but, should be appreciated that, those skilled in the art can design a lot of other amendment and embodiment, these amendments and embodiment will drop within spirit disclosed in the present application and spirit.More particularly, in the scope of, accompanying drawing open in the application and claim, multiple modification and improvement can be carried out to the building block of subject combination layout and/or layout.Except the modification of carrying out building block and/or layout is with except improvement, to those skilled in the art, other purposes also will be obvious.
Claims (9)
1. a remote transmission intelligent water meter ladder pricing system, is characterized in that described system comprises at least one remote transmission intelligent water meter and tele-control system, and described tele-control system is used at least one remote transmission intelligent water meter export price plan command;
Described remote transmission intelligent water meter comprises ladder valuation main control module, wireless communication module, IC card information Switching Module, clock chip and water flow measuring device, described ladder valuation main control module is connected with wireless communication module, clock chip, IC card information Switching Module, water flow measuring device respectively, described ladder valuation main control module comprises processor and storer, and described processor is connected with storer;
Described wireless communication module also accesses tele-control system, for directly receiving the price plan instruction of tele-control system and transferring to processor; Described IC card information Switching Module is for the price plan instruction of reading in IC-card and transfer to processor;
Described water flow measuring device is used for current count results to transfer to processor; By processor according to the cycle duration in price plan, the accumulative water consumption in the record period duration is also stored in storer;
Described processor is used for the price plan in price plan instruction to be stored in storer, and the clock information of clock chip can be carried out synchronous with the time of tele-control system by processor, the time of clock chip and the time of tele-control system are consistent; According to the initial prices ladder in price plan, calculation of price is carried out to count results; And processor also reads the accumulative water consumption in storer in cycle duration, compare with the higher limit of initial prices ladder, judge whether the accumulative water consumption in the current period duration reaches the upper limit of initial prices ladder, if judged result is yes, then according to next the price ladder in price plan, calculation of price is carried out to count results, otherwise then continue to carry out calculation of price according to present price ladder to count results;
Described processor is also for judging that according to the time in clock chip whether current time is identical with the period end time in price plan, if judged result is yes, then think that current period terminates, accumulative water consumption in cycle duration in storer is reset, and the initial prices ladder resetting to price plan carries out calculation of price to count results; Otherwise then continue to carry out calculation of price by present price ladder to count results.
2. remote transmission intelligent water meter ladder pricing system according to claim 1, is characterized in that: described wireless communication module is by any one access tele-control system in the middle of radiofrequency signal, Wifi signal, GPRS signal, infrared signal, Bluetooth signal, Zigbee signal.
3. remote transmission intelligent water meter ladder pricing system according to claim 1, it is characterized in that: described price plan comprises present price scheme and new price plan, described present price scheme and new price plan are stored to storer respectively by processor, for being read the execution time of new price plan by processor, compare with the current time in clock chip, judge whether current time meets the execution time of new price plan, if judged result is yes, then present price scheme replaced with new price plan and perform, otherwise then continue to perform present price scheme.
4. remote transmission intelligent water meter ladder pricing system according to claim 1, it is characterized in that: in described storer, also store the amount of supplementing with money data, for carrying out calculation of price according to present price ladder to count results by processor, after obtaining result of calculation, the value of result of calculation is deducted from the amount of supplementing with money the data storer.
5. the remote transmission intelligent water meter ladder pricing system according to claim 1 or 4, it is characterized in that: the processor in described ladder valuation main control module also accesses display, for recording the accumulative water consumption in all accumulative water consumptions and cycle duration by processor and be stored to storer simultaneously, and from storer, read the accumulative water consumption in all accumulative water consumptions and cycle duration by processor, shown by display.
6. the remote transmission intelligent water meter ladder pricing system according to claim 1 or 3, it is characterized in that described processor judge current period whether terminate for: first according in clock chip time judge when the day before yesterday whether be identical with the cycle starting date in present price scheme, if judged result is no, then continue to carry out calculation of price by present price ladder to count results, otherwise then continued the condition that judges whether to meet the initial moon in cycle by following formula:
mod(m+12-M,T)＝0
In above formula, mod is MOD function, M is the initial moon in arbitrary cycle of present price scheme, m is the current month in the time of clock chip, T is the cycle duration in present price scheme, and T is the approximate number of 12, when above formula is set up, then think end cycle, otherwise then continue to carry out calculation of price by present price ladder to count results.
7. remote transmission intelligent water meter ladder pricing system according to claim 1, is characterized in that: also comprise clock information in described price plan instruction, for clock information being synchronized to clock chip by processor.
8. remote transmission intelligent water meter ladder pricing system according to claim 1, it is characterized in that: the clock information of clock chip and the time of tele-control system are carried out synchronous mode and is by described processor: by tele-control system by present clock synchronizing information to clock synchronizer, clock synchronizer by the time clock feature of its inside with present clock information for starting point continues to run, again clock synchronous IC-card is inserted clock synchronizer, the synchronous IC-card of operating present clock information write clock will be continued by clock synchronizer, then clock synchronous IC-card is inserted IC card information Switching Module, read the clock information in clock synchronous IC-card by processor and be synchronized to clock chip.
9. remote transmission intelligent water meter ladder pricing system according to claim 1, it is characterized in that: the clock information of clock chip and the time of tele-control system are carried out synchronous mode and is by described processor: by tele-control system regularly directly to the wireless communication module tranmitting data register synchronic command of remote transmission intelligent water meter, clock information in clock synchronous instruction to processor, is synchronized to clock chip by processor by clock synchronous command by wireless communication module.
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