CN2369299Y - Dry intellectual encrypted IC card water meter - Google Patents
Dry intellectual encrypted IC card water meter Download PDFInfo
- Publication number
- CN2369299Y CN2369299Y CN 99229040 CN99229040U CN2369299Y CN 2369299 Y CN2369299 Y CN 2369299Y CN 99229040 CN99229040 CN 99229040 CN 99229040 U CN99229040 U CN 99229040U CN 2369299 Y CN2369299 Y CN 2369299Y
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Abstract
The utility model relates to a water meter used for metering the consumption of tap water. The water meter is composed of a single chip computer, an IC card read/write device, a detecting device for water flow and an electric control valve, wherein, the IC card read/write device comprises a card holder used for inserting an IC water card, and an IC card read/write circuit; the input/output end of the IC card read/write circuit is connected with the output/input opening of the single chip computer. The detecting device for water flow is composed of an airtight container and a magnetic switch element checking the water flow in the container; the output end of the magnetic switch element is connected with the corresponding input/output opening of the single chip computer connected with the electric control valve arranged on water inlet pipelines or water outlet pipelines of the airtight container in the detecting device for water flow.
Description
The utility model relates to a kind of water meter that measures the tap water consumption.
The used water meter of existing home dwelling or unit mostly is mechanical type rotating disk reading structure greatly, the water supply department to the doorstep counting cost by gas meter of need sending someone is wasted time and energy, and not only error is big, and to consume the labour cost that a large amount of house lead ins is checked meter, also can how much cause contradiction between the user because of water rate.Because existing water meter does not possess intelligent function, bring many difficulties for the management and the pipe network layout of water-supplying unit, can not realize macro-management and regulation and control.In addition, existing water meter all is immersed in the water, easy bursting by freezing water meter watch crystal when environment temperature is low, and serviceable life is short.And existing water meter can not be stopped the improper water phenomenon of low discharge owing to structural defective, causes damage to country.In addition existing water meter can not automatic shutoff when running into the water pipe explosion or forgetting to turn off the tap, and often causes serious consequence.
The purpose of this utility model is exactly to provide a kind of intelligent degree height in order to address the above problem, and need not the intelligent dry type encrypting IC card water meter of counting cost by gas meter to the doorstep and long service life.
Technical solution of the present utility model:
A kind of intelligent dry type encrypting IC card water meter, it is characterized in that it is by single-chip microcomputer, the IC-card read-write equipment, the discharge pick-up unit, electrically-controlled valve is formed, the IC-card read-write equipment includes deck and the IC-card read/write circuit that is used to insert IC water card, the input/output terminal of its IC-card read/write circuit links to each other with the output input port of single-chip microcomputer, the discharge pick-up unit is by having into, the magnetic switch element of discharge is formed in the airtight container of water delivering orifice and the detection sealing container, the corresponding input/output port with single-chip microcomputer of the output terminal of magnetic switch element links to each other, single-chip microcomputer also is connected to electrically-controlled valve, and this electrically-controlled valve is placed on the water inlet or water outlet pipeline of airtight container in the discharge pick-up unit.
The utility model adopts water meter hermetically sealed dry construction first, and organically combine with the IC-card harvester, so have very high intelligent functions, make the water meter charge can realize being similar to the management of telephone charge, people's water need be purchased IC water card earlier, and water behind the realization post-pay paystation has thoroughly been exempted the artificial phenomenon of counting cost by gas meter to the doorstep, significantly reduce the labour cost that house lead in is checked meter, and thoroughly stopped to be in arrears with the phenomenon of water rate.The utility model as information media, is understood user's the water situation and the working condition of water meter by IC-card, is convenient to water-supplying unit and carries out rational pipe network layout and scientific management.Because the utility model is hermetically sealed dry construction, thus thoroughly stopped the phenomenon of low temperature bursting by freezing, serviceable life big leap ahead.The utility model precision height, sensitivity is good, can detect the improper water situation of low discharge, so stopped all improper water phenomenons, provides reliable assurance to the waste that reduces national water resources.The utility model can automatically shut down the water source according to flow size and duration when running into water pipe explosion or user and forget to turn off the tap, can avoid many serious consequences.
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is a theory structure synoptic diagram of the present utility model;
Fig. 3 is an electrical schematic diagram of the present utility model;
Fig. 4 opens or closes the control gear structural representation that puts in place in the electrically-controlled valve of the present utility model.
As Fig. 1-3, the utility model is by single-chip microcomputer, the IC-card read-write equipment, the discharge pick-up unit, electrically-controlled valve is formed, the IC-card read-write equipment includes deck 1 and the IC-card read/write circuit that is used to insert IC water card, the input/output terminal of its IC-card read/write circuit links to each other with the output input port of single-chip microcomputer, the discharge pick-up unit is by having into, water delivering orifice 2, the magnetic switch element of discharge is formed in 3 airtight container 4 and the detection sealing container, the corresponding input/output port with single-chip microcomputer of the output terminal of magnetic switch element links to each other, single-chip microcomputer also is connected to electrically-controlled valve 6, and this electrically-controlled valve 6 is placed on the water inlet 2 or water delivering orifice 3 pipelines of airtight container 4 in the discharge pick-up unit.
In the utility model, single-chip microcomputer D1 can adopt conventional single-chip microcomputer integrated circuit, is 86P4302, single-chip microcomputer integrated circuit such as 8031 as model.The IC-card read-write equipment also is a prior art, and its deck 1 is identical with IC-card deck in the existing IC Card Telephone machine, and its IC-card read/write circuit D2 can adopt the erasable non-volatile memory that removes, and model can be 24LC01B, 88SC102 etc.
In the discharge pick-up unit of the present utility model, the size of its airtight container 4 is decided according to the output size, the water inlet 2 of container 4 links to each other with the water source, the water delivering orifice 3 of container links to each other with user's feed pipe, corresponding water inlet 2 positions are provided with and can flow and rotating blades 7 with water inlet in the container 4, it is preferably wormwheel blade, with the surface of contact of increase with water, and reduce resistance to water, on blade 7, be installed with the magnetic part 8 of magnetic switch element 5, and magnetic strength part 9 devices of magnetic switch element 5 make blade 7 whenever turn around on the rotary motion trace position of its intra vane 7 of correspondence of airtight container 4 outer walls, and magnetic strength part 9 is just sent an electric impulse signal.Magnetic switch element 5 can adopt the on-off element that is made of tongue tube and magnet, also can adopt the on-off element that constitutes by Hall switch and magnet, wherein magnetic part 8 is that magnet just is embedded on the moving blade 7 in the airtight container 4, and magnetic strength part 9 is that tongue tube or Hall switch are just settled on the corresponding outer wall of airtight container 4.The magnetic strength part 9 of magnetic switch element 5 preferably is connected on the single-chip microcomputer D1 by anti-jamming circuit.This anti-jamming circuit adopts the integrating circuit that is made of resistance R 6 and capacitor C 3 to realize.
The motorized valve that electrically-controlled valve 6 of the present utility model can adopt direct current generator to drive, also can adopt solenoid valve, the driving circuit of electrically-controlled valve 6 can be by transistor V1-V4 and resistance R 5, R7, R8, R10 forms, wherein the emitter-base bandgap grading of V1 and V2 connects with the positive pole output of power circuit and links to each other, V3, the emitter-base bandgap grading of V4 connects with the negative pole (being earth terminal) of power circuit and links to each other, V1, the collector of V2 respectively with V3, the collector of V4 links to each other, and link to each other with the direct current generator (motorized valve) or the electromagnet winding (solenoid valve) of electrically-controlled valve 6 respectively simultaneously, power supply as electrically-controlled valve, the base stage of V1 and V2 connects collector to the other side by resistance R 10 and R8 respectively, and the base stage of V3 and V4 links to each other with the corresponding input/output port of single-chip microcomputer D1 with R5 by resistance R 7 respectively.
Electrically-controlled valve 6 of the present utility model is provided with and opens or closes the control gear 10 that puts in place, with the motorized valve is example, it opens or closes and puts control gear 10 in place as shown in Figure 4, this mechanism 10 is made up of position worm gear 11, worm screw 12 and magnet 13 and two tongue tubes 14, worm gear 16 in direct current generator 15 reducing gears of worm screw 12 and motorized valve is fixedlyed connected, it is connected with a joggle with position worm gear 11 again simultaneously, be equipped with magnet 13 on the position worm gear 11, the position of corresponding motorized valve standard-sized sheet or complete shut-down is respectively equipped with two tongue tubes 14 in position worm gear 11 1 sides.These two tongue tubes, 14 backs in parallel link to each other with the corresponding input/output port of single-chip microcomputer D1.Single-chip microcomputer D1 just can control the start and stop of motorized valve by opening or closing the control gear 10 that puts in place like this, finishes the unlatching of water or closes.For solenoid valve, it is simpler that it opens or closes the control gear that puts in place, only needs to be provided with magnet on solenoid valve and parts its electromagnet interlock, and the position of corresponding solenoid valve standard-sized sheet or complete shut-down is provided with two tongue tubes and gets final product simultaneously, and its principle of work is same as described above.
In the utility model, single-chip microcomputer 1 also can be connected to LCD LCD, and model can be SP030, and it is used for Total Water and residue water consumption and the duty etc. of display water-meter.Single-chip microcomputer D1 also can be connected to the audible alarm circuit of being made up of hummer FMQ, capacitor C 9, resistance R 11, triode V5, is used for that, IC water card wrong plug under-voltage at battery and lower limit water consumption arrive or the warning during the water pipe explosion.For accumulation water consumption, the residue water consumption of storing the user, single-chip microcomputer D1 also is connected to anti-power down memory D3, and it also can adopt model is the electrically erasable nonvolatile memory of 24LC01B or 93LC406A.
Power circuit of the present utility model is by dry cell BATT, battery voltage detection circuit R14, R12, mu balanced circuit and accumulator are formed, and wherein mu balanced circuit is by diode V6, triode V7, capacitor C 6, C10, C12, resistance R 19 and voltage stabilizing diode Z1 constitute, and accumulator is made of energy storage capacitor C4, C5 and resistance R 4, and energy storage capacitor C4, C5 are used for providing energy to electrically-controlled valve 6, even the user takes out dry cell, it also can make electrically-controlled valve 6 close and cut off the water supply.
The course of work of the present utility model is as follows, at first the user buys the IC water card of certain water consumption as required, insert then in the deck 1 in the IC-card read-write equipment, this moment, single-chip microcomputer D1 just read water consumption on the IC water card by IC-card read/write circuit D2 under in house software control, and deposited in and prevent in the power down memory D3.Single-chip microcomputer D1 passes through IC-card read/write circuit D2 again with the water consumption zero clearing in the IC water card simultaneously.Single-chip microcomputer D1 just opens electrically-controlled valve 6 by driving circuit V1-V4 like this, allows user's water.When the user fetches boiling water leading water, the discharge pick-up unit is started working, the water source promptly drives wormwheel blade 7 rotations after flowing to airtight container 4, (this can realize by increase equally distributed magnet number on wormwheel blade because the sensitivity of wormwheel blade 7 is very high, be wormwheel blade whenever turn around can send a plurality of pulse signals), even then tiny droplets leakage current amount also can go on record, stopped the improper water phenomenon of low discharge, when wormwheel blade 7 rotates with current, then 8 revolutions of the magnetic part on it are to magnetic strength part 9 positions of magnetic switch element 5, will make magnetic strength part 9 send pulse electrical signal, and by anti-clutter circuit R6, C3 exports single-chip microcomputer D1 to, as the foundation of single-chip microcomputer D1 measuring fixed amount water consumption.The single-chip microcomputer D1 water consumption of just user being accumulated use is noted like this, also deposit in the anti-power down memory D3, and constantly from the water yield of user's forward purchasing, deduct, when using the lower limit water consumption, single-chip microcomputer D1 sends alarm call by the audible alarm circuit, also demonstrate remaining water consumption on the LCD LCD simultaneously, remind the user in time to purchase water.When the residue water consumption was zero, single-chip microcomputer D1 just turn-offed water by electrically-controlled valve 6.Again purchase water up to the user, just reopen electrically-controlled valve 6 by said process.
When water pipe explosion or user occurring and forget to turn off the tap, the undesired water phenomenon of big flow appears this moment, single-chip microcomputer D1 is under the inner setting software control, judge according to the water constant rate time and to be improper water, so control electrically-controlled valve 6 automatically shuts down the water source, simultaneously on LCD LCD, provide prompting, press reset button K up to the user and can recover normal.
In order to prevent the movable position of incrustation scale corrosion electrically-controlled valve 6, cause electrically-controlled valve 6 controls malfunctioning, the utility model also is provided with the timing automatic start-up routine in single-chip microcomputer D1 internal processes, the movable part of its timing automatic open and close electrically-controlled valve 6, reach the purpose of removing incrustation scale, guarantee the control dirigibility of electrically-controlled valve 6.
In the utility model work, some faults of appearance can be recorded on the IC water card automatically.When the user took off IC water card and goes water supply department to purchase water again, these failure messages can all feed back to water supply department simultaneously, are convenient to water supply department and carry out scientific management.
Claims (8)
1, a kind of intelligent dry type encrypting IC card water meter, it is characterized in that it is by single-chip microcomputer, the IC-card read-write equipment, the discharge pick-up unit, electrically-controlled valve is formed, the IC-card read-write equipment includes deck and the IC-card read/write circuit that is used to insert IC water card, the input/output terminal of its IC-card read/write circuit links to each other with the output input port of single-chip microcomputer, the discharge pick-up unit is by having into, the magnetic switch element of discharge is formed in the airtight container of water delivering orifice and the detection sealing container, the corresponding input/output port with single-chip microcomputer of the output terminal of magnetic switch element links to each other, single-chip microcomputer also is connected to electrically-controlled valve, and this electrically-controlled valve is placed on the water inlet or water outlet pipeline of airtight container in the discharge pick-up unit.
2, intelligent dry type encrypting IC card water meter according to claim 1, it is characterized in that in the described discharge pick-up unit, the water inlet of container links to each other with the water source, the water delivering orifice of container links to each other with user's feed pipe, corresponding water inlet position is provided with and can flows and rotating blades with water inlet in the container, on blade, be installed with the magnetic part of magnetic switch element, and the magnetic strength partial devices of magnetic switch element is on the rotary motion trace position of its intra vane of correspondence of airtight container outer wall, make blade whenever turn around, the magnetic strength part is just sent an electric impulse signal.
3, intelligent dry type encrypting IC card water meter according to claim 1, it is characterized in that described magnetic switch element adopts the on-off element that is made of tongue tube and magnet, perhaps adopt the on-off element that constitutes by Hall switch and magnet, wherein magnetic part is that magnet just is embedded on the interior moving blade of airtight container, and magnetic strength partly is that tongue tube or Hall switch are just settled on the corresponding outer wall of airtight container; The magnetic strength part of magnetic switch element should be connected on the single-chip microcomputer by anti-jamming circuit.
4, intelligent dry type encrypting IC card water meter according to claim 3 is characterized in that described anti-jamming circuit adopts the integrating circuit that is made of resistance R 6 and capacitor C 3.
5, intelligent dry type encrypting IC card water meter according to claim 1, it is characterized in that the motorized valve that described electrically-controlled valve adopts direct current generator to drive, or employing solenoid valve, the driving circuit of electrically-controlled valve can be by transistor V1-V4 and resistance R 5, R7, R8, R10 forms, wherein the emitter-base bandgap grading of V1 and V2 connects with the positive pole output of power circuit and links to each other, V3, the emitter-base bandgap grading of V4 connects with the negative pole of power circuit and links to each other, V1, the collector of V2 respectively with V3, the collector of V4 links to each other, and link to each other with the direct current generator or the electromagnet winding of electrically-controlled valve respectively simultaneously, power supply as electrically-controlled valve, the base stage of V1 and V2 connects collector to the other side by resistance R 10 and R8 respectively, and the base stage of V3 and V4 links to each other with the corresponding input/output port of single-chip microcomputer D1 with R5 by resistance R 7 respectively.
6, intelligent dry type encrypting IC card water meter according to claim 5, it is characterized in that described motorized valve is provided with opens or closes the control gear that puts in place, this mechanism is made up of position worm gear, worm screw and magnet and two tongue tubes, worm gear in the direct current generator reducing gear of worm screw and motorized valve is fixedlyed connected, it is connected with a joggle with the position worm gear again simultaneously, be equipped with magnet on the worm gear of position, the position of corresponding motorized valve standard-sized sheet or complete shut-down is respectively equipped with two tongue tubes in position worm gear one side, links to each other with the corresponding input/output port of single-chip microcomputer D1 after these two tongue tube parallel connections.
7, intelligent dry type encrypting IC card water meter according to claim 5, it is characterized in that opening or closing of the described solenoid valve control gear that puts in place is to be provided with magnet on solenoid valve and the parts interlock of its electromagnet, the position of corresponding solenoid valve standard-sized sheet or complete shut-down is provided with two tongue tubes simultaneously, links to each other with the corresponding input/output port of single-chip microcomputer D1 after the two tongue tube parallel connections.
8, intelligent dry type encrypting IC card water meter according to claim 1 is characterized in that described single-chip microcomputer D1 also is connected to anti-power down memory D3, and it adopts the electrically erasable nonvolatile memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99229040 CN2369299Y (en) | 1999-07-26 | 1999-07-26 | Dry intellectual encrypted IC card water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99229040 CN2369299Y (en) | 1999-07-26 | 1999-07-26 | Dry intellectual encrypted IC card water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2369299Y true CN2369299Y (en) | 2000-03-15 |
Family
ID=34018327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99229040 Expired - Fee Related CN2369299Y (en) | 1999-07-26 | 1999-07-26 | Dry intellectual encrypted IC card water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2369299Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958038A (en) * | 2010-10-27 | 2011-01-26 | 宋方园 | Water card alarm |
| CN104331995A (en) * | 2014-10-31 | 2015-02-04 | 成都龙腾中远信息技术有限公司 | Industrial prepayment water meter |
| CN105402479A (en) * | 2015-11-20 | 2016-03-16 | 西安航天计量测试研究所 | IC card intelligent water meter electronic control valve performance testing system and implementing method |
| CN106123986A (en) * | 2016-07-30 | 2016-11-16 | 广东智慧电子信息产业股份有限公司 | A kind of IC-card water control message accounting |
-
1999
- 1999-07-26 CN CN 99229040 patent/CN2369299Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958038A (en) * | 2010-10-27 | 2011-01-26 | 宋方园 | Water card alarm |
| CN104331995A (en) * | 2014-10-31 | 2015-02-04 | 成都龙腾中远信息技术有限公司 | Industrial prepayment water meter |
| CN104331995B (en) * | 2014-10-31 | 2016-08-24 | 东莞市奥纳水务科技有限公司 | Industry pre-payment water meter |
| CN105402479A (en) * | 2015-11-20 | 2016-03-16 | 西安航天计量测试研究所 | IC card intelligent water meter electronic control valve performance testing system and implementing method |
| CN105402479B (en) * | 2015-11-20 | 2017-11-28 | 西安航天计量测试研究所 | IC-card intellectual water meter electric control valve Performance Test System and implementation method |
| CN106123986A (en) * | 2016-07-30 | 2016-11-16 | 广东智慧电子信息产业股份有限公司 | A kind of IC-card water control message accounting |
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| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Huateling Electronic Instrument Industry Co., Ltd., Nanjing City Document name: Notice of registration |
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| C14 | Grant of patent or utility model | ||
| 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 |