CN2292305Y - IC card computerized water meter controller - Google Patents

IC card computerized water meter controller Download PDF

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Publication number
CN2292305Y
CN2292305Y CN 97223945 CN97223945U CN2292305Y CN 2292305 Y CN2292305 Y CN 2292305Y CN 97223945 CN97223945 CN 97223945 CN 97223945 U CN97223945 U CN 97223945U CN 2292305 Y CN2292305 Y CN 2292305Y
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China
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pin
link
unit
door
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Expired - Fee Related
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CN 97223945
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Chinese (zh)
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陈国经
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Kunming Municipal No1 Prisoner Lockup
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Kunming Municipal No1 Prisoner Lockup
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Abstract

The utility model discloses an IC card computerized water meter controller belonging to the field of flow measurement. The controller comprises a detection part (1), a control part (2) and an operating part (3), wherein, the control part (2) is composed of a central processing control unit, a display unit, a keyboard unit, a drive circuit unit, a status indication unit, a malfunction detection unit, an acoustooptical alarm unit, etc. A streamlined single-chip computer is taken as a core part, so that the utility model has the advantages of simple circuit structure, strong information exchange capability, and strong data processing and real-time control functions. Used by matching with the existing water meter, the utility model reduces the use cost and enhances the level of water management to obtain the purpose of water saving.

Description

A kind of IC-card computer water meter controller
The utility model belongs to the flow metering field, is specifically related to a kind of controller that can use IC-card to carry out water consumption measurement and collect the computer water meter of water rate automatically.
Water is the temporal lifespring, is one of mankind's pacing items of depending on for existence.The freshwater resources of the earth are very poor, and are along with constantly increasing of population on the development of times and the earth, human increasing to the demand of water.The city 70% above lack of water of China, and demand is still with the speed increase more than 10%, situation is very severe.Therefore, country brings up to the strategic height that realizes the four modernizations with the sustainable utilization of water resources problem.But people's consciousness of saving water for a long time is not strong, and one side is the development that the shortage of water seriously restricts industrial and agricultural production; But be in producing, living on the other hand, the huge waste that causes to water resource constantly caused the imbalance between supply and demand of original just very serious water more outstanding.In addition, the management of the use of water mode that China is existing, promptly the conventional management pattern of " paying after the first water " also is unfavorable for strengthening people to the sense of crisis of water and reinforcement people's economy consciousness.The key that solves this contradiction is exactly Guan Shui in accordance with the law, and the management mode of a kind of " the back water of paying earlier " is accepted by people day by day.For cooperating the enforcement of this " systems engineering ", vast scientific worker has carried out a large amount of research and developments.At first water meter is reformed, transformed, as the magnetic card water meter is exactly an example, but this water meter can not be charged automatically, the user need arrive Running-water Company and pay, and this water meter structure complexity, aspects such as installation, use, maintenance are all inconvenient, and cost is higher, the user is difficult to accept, and must eliminate used mechanical water meter up to several hundred million if promote the use of also, certainly will cause the waste of tens billion of units.The inventor had once developed a kind of IC-card computer water meter charge controller, and applied for utility model patent (CN96240707.0), this kind water meter charge controller can with the supporting use of existing mechanical water meter, can reach the purpose of " charge back water earlier ", various management of the use of water basic datas can also be provided, and with low cost, easy to install, can improve the management of the use of water level effectively.But, through discovering further of the inventor, this IC-card computer water meter charge controller is on function, on the reliability and handle with the ability that basic data and statistical data are provided on still inadequate, can not carry out the adjustment of expenses standard according to season or month, and lack the calendar clocking capability, therefore, be difficult to adapt to the requirement of social groupings' water such as enterprises and institutions and more and more higher modernized management of the use of water.
The purpose of this utility model is to provide a kind of line construction simple, stable and reliable working performance, and basic data that provides and statistics be horn of plenty more, the IC-card computer water meter controller that message exchange ability and allomeric function are stronger.
The utility model is achieved in that it is made up of test section, control section and operating part, the test section comprises sensor and prime amplifier, operating part comprises solenoid valve and driving circuit thereof, and its controller partly comprises central processing control unit, demonstration, keyboard and drive circuit unit and state indication, fault detect and acousto-optic warning unit.The core parts of central processing control unit promptly are one-chip computer IC 1, IC 1P 10, P 11Mouthful line respectively with IC 11Serial E 2The data line SDA of PROM and clock line SCL link to each other, IC 1P 12And P 13Mouthful line respectively with IC 10Data line SDA and clock line SCL link to each other; Flow signal X passes through IC 15Two not gates be input to IC 1T 0End; IC 8, IC 9, IC 20Form automatic reset circuit, IC 1P 35The mouth line is through IC 8Non-behind the door with IC 912 pin link to each other IC 92 pin and IC 202 pin link to each other IC 203 pin through IC 8Non-ly link to each other with reset switch F behind the door.Calendar clock chip IC 125-7 pin and IC 1P 34The mouth line links to each other.
Demonstration, keyboard and drive circuit unit are by IC 2, IC 17-IC 19, charactron DG 1-DG 8, compositions such as keyboard 0-6.IC 2With IC 1Between be that standard connects IC 28 output lines of PA mouth link to each other with the a-h section of charactron behind the door through non-respectively, and 8 output lines of PB mouth link to each other PB with the negative electrode of charactron respectively behind the door through non- 0-PB 2Mouthful line is simultaneously as the capable incoming line of keyboard, the row incoming line of keyboard respectively with PC 2, PC 3, PC 4The mouth line links to each other.
State indication, fault detect and acousto-optic warning unit are with IC 3For core is formed.IC 3With IC 1Between be that standard connects; Battery voltage E is through R 27The back connects IC 132 pin, its output terminal 1 pin is through IC 18The non-IC that connects behind the door 3PC 0Mouthful; Line fault signal Y is through R 34With IC 136 pin connect IC 137 pin through IC 15The non-IC that connects behind the door 3PC 1Mouthful, IC 3Delivery outlet PB 1-PB 6The negative pole that connects LED respectively, output PA 0Mouth is through IC 16Not gate and L 10Back and T 3Base stage link to each other.
Because the utility model has adopted new circuit structure design and up-to-date one-chip computer, not only circuit structure is simple, stable and reliable working performance, basic data that provides and statistics are abundant, message exchange ability and allomeric function are strong, and cost is low, little power consumption.
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Fig. 1 is a panel construction synoptic diagram of the present utility model;
Fig. 2 is a general structure block diagram of the present utility model;
Fig. 3 is a centre controlled processing unit electrical schematic diagram among the utility model;
Fig. 4 is demonstration, keyboard and the drive circuit unit electrical schematic diagram of the utility model;
Fig. 5 is state indication, fault detect and the acousto-optic warning unit electrical schematic diagram of the utility model;
As shown in the figure, the utility model is made up of test section 1, control section 2 and operating part 3, test section 1 comprises sensor and prime amplifier, operating part 3 comprises solenoid valve and driving circuit thereof, its controller part 2 comprises central processing control unit, demonstration, keyboard and drive circuit unit, state indication, fault detect and acousto-optic warning unit.
As an embodiment, the core parts of central processing control unit of the present utility model are one-chip computer IC 1, IC 1Be AT89C51, IC 1P 10, P 11Mouthful line respectively with IC 11(AT24C16) Serial E 2The data line SDA of PROM and clock line SCL link to each other, IC 1P 12And P 13Mouthful line respectively with IC 10(AT24C16) data line SDA and clock line SCL link to each other; Flow signal X passes through IC 15Two not gates be input to IC 1T 0End; IC 8(74LS04), IC 9(CD4060), IC 20(NE555) form automatic reset circuit, IC 1P 35The mouth line is through IC 8Non-behind the door with IC 912 pin link to each other IC 92 pin and IC 202 pin link to each other IC 203 pin through IC 6Non-ly link to each other with reset switch F behind the door.Calendar clock chip IC 12Be DS1302 serial clock circuit, its 5-7 pin and IC 1P 34The mouth line links to each other.IC-card adopts the AT24C16 standard card.Carry out signal through IC 1P 17Mouth outputs to operating part 3 by transmission line G.
Demonstration, keyboard and drive circuit unit are by IC 2(81C55), IC 17-19, charactron DG 1-DG 8, keyboard 0-6 and R 16-26Deng composition.IC 2Be keyboard and display interface chip, itself and IC 1Between be that standard connects IC 28 output lines of PA mouth link to each other with the a-h section of charactron behind the door through non-respectively, and 8 output lines of PB mouth link to each other PB with the negative electrode of charactron respectively behind the door through non- 0-PB 2Mouthful line is simultaneously as the line output line of keyboard, the row incoming line of keyboard respectively with PC 2, PC 3, PC 4Mouthful line links to each other, button 0-6 respectively on the corresponding panel＜inquiry,＜return and look into,＜time,＜date,＜Card Reader,＜write card and＜monitor etc. function key.
State indication, fault detect and acousto-optic warning unit are with IC 3(81C55) form for core.IC 3With IC 1Between the standard that is connected to connect; Battery voltage E is through R 27The back connects IC 13(LM393) 2 pin, its output terminal 1 pin is through IC 16(74LS04) the non-IC that connects behind the door 3PC 0Mouthful; Line fault signal Y is through R 34With IC 186 pin connect IC 137 pin through IC 15(74LS04) the non-IC that connects behind the door 3PC 1Mouthful; IC 3Delivery outlet PB 1-PB 6Connect L respectively 1, L 5-9The negative pole of LED; Delivery outlet PA 0Through IC 16Not gate and L 10Back and T 3Base stage link to each other, pass through L 10With loudspeaker SP output sound and light alarm signal.L 1, L 2Indication pulse per second (PPS) and IC-card read-write state, L 3, L 4The indication flow grade, L 5-8The indication charge type, L 9-11The indication alarm condition, L 12, L 13The indication valve state, L 14Indicate as storage battery low pressure.L 15Indicate as civil power.
The utility model is simple in structure, stable and reliable working performance, the basic data and the statistics that provide are abundanter, message exchange ability and allomeric function are stronger than the IC-card computer water meter controller of prior art, and cost is low, little power consumption is fit to and the supporting use of bigbore industrial water meter, is easy to Long-distance Control.
The components and parts that the utility model uses are not limited to a kind of model, have all alternative use of components and parts of identical or close function, can reach the purpose of this utility model equally.
Principle of work of the present utility model is as follows:
Insert IC-card, read in the various basic datas of the relevant water rate that deposits in the card, meet as password, the water rate abundance, then automatic computing is determined the expenses standard in current month to show corresponding charging state according to calendar, open solenoid valve simultaneously, enter the water waiting status.If user's water, sensor to flow signal, through after preposition amplification, filtering and the shaping, are sent into the T of one-chip computer 0End is counted metering, carries out relevant statistical calculation and processing simultaneously, by automatic storage update relevant data of date.The user can pass through function key, inquires about relevant statistics, and all statisticss can write IC-card and file.In water utilizing process, program is by different months, and situations such as water total amount are adjusted expenses standard automatically, and show at any time.The amount of money is crossed and low is then reported to the police in advance, does not take in case of having, situations such as battery voltage is low excessively, line fault, then closes valve and cuts off the water supply.The internal processes of this controller regularly sends signal, send automatic reset circuit, when making program fly ease or lock machine as strong interference, can automatically reset in 3 minutes, recovers operate as normal.
The utlity model has following characteristics:
1. adopted up-to-date one-chip computer of middle nineteen nineties, made circuit structure simple, stable work in work, Function is strong, and cost is low, little power consumption.
2. employing Serial E2PROM arranges interior card and wild card as IC-card and memory, and two cards are fully corresponding, the side Just reliable, be conducive to storage and swap data.
3. adopt serial calendar clock circuit, make circuit structure succinct, with low cost, it is convenient to use.
4. have reliable electrification reset, hand-reset and auto-reset function, stronger antijamming capability is arranged.
5. can press Various Seasonal or month, be divided into high price, par, at a low price charge, and can automatically adjust water price, Then double charge such as water beyond the planned quota, the remaining sum lower bound is reported to the police, and no Fei Guanfa cuts off the water supply.
6. all working mode all can be by water supply administrative authority programmed settings, and is easy to operate, simple and clear.
7. have multiple duty indication, the equipment work situation comes into plain view, and is convenient to maintenance.
8. have the supplied by AC/DC electricity ability, charging automatically has a power failure and automaticallyes switch.
9. this controller is not only easy and simple to handle, and 800 statisticss can be provided the whole year, for the modern management and the macro-level policy-making of water provides reliable basic data.
The utility model is an independent device, is used with original water gauge, and is easy to install, and the time spent only needs solenoid valve is serially connected with in the pipeline before or after the original water gauge and gets final product, and the existing mechanical table can be upgraded to the automatic prepay water meter of IC-card.

Claims (2)

1. IC-card computer water meter controller, comprise test section (1), control section (2) and operating part (3), test section (1) comprises sensor and prime amplifier, operating part (3) comprises solenoid valve and driving circuit thereof, its control section (2) comprises central processing control unit, demonstration, keyboard and drive circuit unit and state indication, fault detect and acousto-optic warning unit, it is characterized in that:
A. the core parts of central processing control unit promptly are one-chip computer IC 1, IC 1P 10, P 11Mouthful line respectively with IC 11Serial E 2The data line SDA of PROM and clock line SCL link to each other, IC 1P 12And P 13Mouthful line respectively with IC 10Data line SDA and clock line SCL link to each other, and flow signal X passes through IC 15Two not gates be input to IC 1T 0End; IC 8, IC 9, IC 20Form automatic reset circuit, IC 1P 35The mouth line is through IC 8Non-behind the door with IC 912 pin link to each other IC 92 pin and IC 202 pin link to each other IC 203 pin through IC 8Non-ly link to each other calendar clock chip IC behind the door with reset switch F 125-7 pin and IC 1P 34The mouth line links to each other;
B. demonstration, keyboard and drive circuit unit are by IC 2, IC 17-19, charactron DG 1-DG 8, compositions such as keyboard 0-6, IC 2With IC 1Between be that standard connects IC 28 output lines of PA mouth link to each other with the a-h section of charactron behind the door through non-respectively, and 8 output lines of PB mouth link to each other PB with the negative electrode of charactron respectively behind the door through non- 0-PB 2Mouthful line is simultaneously as the line output line of keyboard, the row incoming line of keyboard respectively with PC 2, PC 3, PC 4The mouth line links to each other;
C. state indication, fault detect and acousto-optic warning unit are with IC 3For core is formed.IC 3With IC 1Between be that standard connects, battery voltage E is through R 27The back connects IC 132 pin, its output terminal 1 pin is through IC 16The non-IC that connects behind the door 3PC 0Mouthful, line fault signal Y is through R 34With IC 136 pin connect IC 137 pin through IC 15The non-IC that connects behind the door 3PC 1Mouthful, IC 3Delivery outlet PB 1-PB 6The negative pole that connects LED respectively, output PA 0Mouth is through IC 16Not gate and L 10Back and T 3Base stage link to each other.
2. IC-card computer water meter controller as claimed in claim 1 is characterized in that: IC 1Be 89C51, IC 2, IC 3Be 81C55, IC 10, IC 11Be AT24C16, IC 8, IC 15, IC 16Be 74LS04, IC 9Be CD4060, IC 13Be LM393, IC 20Be NE555.
CN 97223945 1997-06-07 1997-06-07 IC card computerized water meter controller Expired - Fee Related CN2292305Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97223945 CN2292305Y (en) 1997-06-07 1997-06-07 IC card computerized water meter controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97223945 CN2292305Y (en) 1997-06-07 1997-06-07 IC card computerized water meter controller

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CN2292305Y true CN2292305Y (en) 1998-09-23

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Application Number Title Priority Date Filing Date
CN 97223945 Expired - Fee Related CN2292305Y (en) 1997-06-07 1997-06-07 IC card computerized water meter controller

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100355997C (en) * 2003-05-13 2007-12-19 小岛德厚 Sealing water supplying method for drain trap and device used for the method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100355997C (en) * 2003-05-13 2007-12-19 小岛德厚 Sealing water supplying method for drain trap and device used for the method

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee