CN105118181A - IC card intelligent gas meter with tiered pricing function - Google Patents
IC card intelligent gas meter with tiered pricing function Download PDFInfo
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- CN105118181A CN105118181A CN201510632265.8A CN201510632265A CN105118181A CN 105118181 A CN105118181 A CN 105118181A CN 201510632265 A CN201510632265 A CN 201510632265A CN 105118181 A CN105118181 A CN 105118181A
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Abstract
The invention discloses an IC card intelligent gas meter with a tiered pricing function, and belongs to gas meters. The IC card intelligent gas meter with the tiered pricing function comprises a tiered gas price main control module, an IC card information exchange module, a clock chip and a sensing device, and the tiered gas price main control module is connected with the IC card information exchange module, the clock chip and the sensing device; the tiered gas price main control module comprises a processor, a storage and a counting circuit, and the processor is connected with the storage and the counting circuit; the IC card information exchange module is used for transmitting a price scheme instruction transmitted by a control end to the processor; when the meter end conducts the communication process with the control end, time synchronization of the meter end and the control end can be achieved simultaneously, so that the time of the meter end keeps pace with that of the control end all the time, the situation that due to the fact that a time deviation occurs between the meter end and the control end, pricing is not unified with the adjusted price is avoided, whether a current period needs to be ended or not can be judged according to the end time of the period in a price scheme, and except for the time synchronization, the whole process is completed at the meter end.
Description
Technical field
The present invention relates to a kind of gas meter, flow meter, in particular, the present invention relates generally to a kind of IC-card intelligent gas meter with ladder valuation functions.
Background technology
Along with the development of society, the user demand of combustion gas increases year by year, for response National Development and Reform Committee is to the unified plan of energy prices scheme, Some gases company will carry out the operation way of progressive price charging to terminal gas meter, flow meter, but the intelligent gas 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 gas 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 intelligent gas meter.
Summary of the invention
An object of the present invention is for above-mentioned deficiency, a kind of IC-card intelligent gas meter with ladder valuation functions is provided, to expect to solve the function that IC-card intelligent gas 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:
Of the present invention provided a kind of IC-card intelligent gas meter with ladder valuation functions, comprise ladder gas price main control module, IC card information Switching Module, clock chip and sensing device, described sensing device access measuring apparatus, described ladder gas price main control module is connected with IC card information Switching Module, clock chip, sensing device respectively, described ladder gas price main control module comprises processor, storer and counting circuit, and described processor is connected with storer, counting circuit respectively; Described IC card information Switching Module also Access Control end, for reading the price plan instruction in IC-card by control end transmission and transfer to processor; Described counting circuit also accesses sensing device, for gathering the numerical value in measuring apparatus by sensing device and transferring to counting circuit, then by counting circuit, count results is transferred to processor; By processor according to the cycle duration in price plan, the accumulative gas 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 can carry out synchronous by the clock information of clock chip with the time of control end by processor, and the time of clock chip and the time of control end 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 gas consumption in storer in cycle duration, compare with the higher limit of initial prices ladder, judge whether the accumulative gas 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 gas 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 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 gas price main control module also accesses display, for recording the accumulative gas consumption in all accumulative gas consumptions and cycle duration by processor and be stored to storer simultaneously, and from storer, read the accumulative gas consumption in all accumulative gas 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 control end are carried out synchronous mode and is by described processor: by control end 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.
Compared with prior art, one of beneficial effect of the present invention is: table end is carrying out carrying out time synchronized with control end in the process of information interaction with control end simultaneously, and then table end is consistent with the time of control end 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 table end processor according to the accumulative gas 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; Simultaneously a kind of IC-card intelligent gas list structure with ladder valuation functions provided by the present invention is simple, while realizing ladder valuation, also ensure that the consistance of time between table end and control end, and can improve based on existing IC-card intelligent gas meter, range of application is wide.
Accompanying drawing explanation
Fig. 1 is the IC-card intelligent gas meter structural 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 IC-card intelligent gas meters with ladder valuation functions, this intelligent gas meter comprises ladder gas price main control module, IC card information Switching Module, clock chip and sensing device, this sensing device access measuring apparatus, wherein ladder gas price main control module is connected with IC card information Switching Module, clock chip, sensing device respectively, described ladder gas price main control module comprises processor, storer and counting circuit, and described processor is connected with storer, counting circuit respectively;
Moreover, above-mentioned IC card information Switching Module is used for other command of price plan instruction and the necessity transmitted by control end to processor;
Above-mentioned counting circuit also accesses sensing device, for gathering the numerical value in measuring apparatus by sensing device and transferring to counting circuit, then by counting circuit, count results is transferred to processor; By processor according to the cycle duration in price plan, the accumulative gas consumption in the record period duration is also stored in storer; Aforesaid sensing device can be arranged on the machinery of table end or digital electronic unit and to be attached thereto and to connect, such as be arranged on the magnetic part on base table mechanical counter character wheel, magnetic part and counting circuit are responded to and are produced pulse signal, and counting circuit according to setting, can carry out primary electron counting within a recurrence interval;
Above-mentioned processor is the core component in ladder gas price 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 control end, the time of clock chip and the time of control end 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 gas consumption in storer in cycle duration, compare with the higher limit of initial prices ladder, judge whether the accumulative gas 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 gas consumption be typically chosen in cycle duration of accumulative gas consumption in the aforementioned processor read cycle duration carries out when reaching integer, in the present embodiment, aforesaid price ladder can be regarded as the unit price of every cubic metre of combustion gas, 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 combustion gas charging unit prices, and each unit price is equipped with a higher limit, for the switching condition as multiple charging unit price, typing is when the combustion gas use of X unit/cubic meter reaches 50 cubic metres, calculation of price is carried out according to the unit price of Y unit/cubic meter from the use amount of 51 cubic metres of combustion gas, generally, X < Y, namely in cycle duration, the gas quantity used is more, the unit price of combustion gas 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 gas 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, what use combustion gas carries out charging, 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, table end is carrying out time synchronized with control end with the process that control end carries out communicating simultaneously, and then table end is consistent with the time of control end all the time, avoids both time of occurrence deviations, causes valuation and price modification disunity; And be provided with multiple price ladder in price plan, by table end processor according to the accumulative gas 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, also ensure that the consistance of time between table end and control end, and can improve based on existing intelligent gas meter, range of application is wide.
According to another embodiment of the present invention, readjust prices in real time for convenience of gas 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 gas consumption and accumulative gas consumption for ease of user, also can set up display in above-mentioned intelligent gas meter, and by the processor access display in above-mentioned ladder gas price main control module, for recording the accumulative gas consumption in all accumulative gas consumptions and cycle duration by processor and be stored to storer simultaneously, and from storer, read the accumulative gas consumption in all accumulative gas 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 to show end and control end, even if otherwise as above-mentioned price ladder and the cycle duration arranging price plan and inside thereof, also be difficult to make the intelligent gas meter ladder valuation of gas company to terminal unify effective management, therefore for the problem of table end with control end time synchronized, inventor has done many trials, and propose following several optimal ways, carry out synchronous in order to his-and-hers watches end with the time of terminal:
On the one hand, by IC-card by the price plan command of control end to ladder gas price main control module inner treater while, clock information is comprised in this price plan instruction, for during by the price plan of processor in reading command, clock information simultaneously in reading command, and clock information is synchronized to clock chip.
On the other hand, control end is not repeatedly to table end shipment price plan command in the short time, as do not carried out control end and the clock synchronous showing to hold for a long time, there is deviation in the time between table end and control end of easily causing, therefore, when control end is not to table end shipment price plan command, be also necessary that the regular intelligent gas meter to terminal carries out clock synchronous.Be specially processor the clock information of clock chip and the time of control end are carried out synchronous mode to be: by control end 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 IC card information Switching Module, read the clock information in clock synchronous IC-card by processor and be synchronized to clock chip.
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 (7)
1. one kind has the IC-card intelligent gas meter of ladder valuation functions, comprise ladder gas price main control module, IC card information Switching Module, clock chip and sensing device, described sensing device access measuring apparatus, it is characterized in that: described ladder gas price main control module is connected with IC card information Switching Module, clock chip, sensing device respectively, described ladder gas price main control module comprises processor, storer and counting circuit, and described processor is connected with storer, counting circuit respectively;
Described IC card information Switching Module is for the price plan instruction of reading in IC-card and transfer to processor;
Described counting circuit also accesses sensing device, for gathering the numerical value in measuring apparatus by sensing device and transferring to counting circuit, then by counting circuit, count results is transferred to processor; By processor according to the cycle duration in price plan, the accumulative gas 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 can carry out synchronous by the clock information of clock chip with the time of control end by processor, and the time of clock chip and the time of control end 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 gas consumption in storer in cycle duration, compare with the higher limit of initial prices ladder, judge whether the accumulative gas 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 gas 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. the IC-card intelligent gas meter with ladder valuation functions 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.
3. the IC-card intelligent gas meter with ladder valuation functions 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.
4. the IC-card intelligent gas meter with ladder valuation functions according to claim 1 or 4, it is characterized in that: the processor in described ladder gas price main control module also accesses display, for recording the accumulative gas consumption in all accumulative gas consumptions and cycle duration by processor and be stored to storer simultaneously, and from storer, read the accumulative gas consumption in all accumulative gas consumptions and cycle duration by processor, shown by display.
5. the IC-card intelligent gas meter with ladder valuation functions 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.
6. the IC-card intelligent gas meter with ladder valuation functions 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.
7. the IC-card intelligent gas meter with ladder valuation functions according to claim 1, it is characterized in that: the clock information of clock chip and the time of control end are carried out synchronous mode and is by described processor: by control end 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.
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