CN104424714A - Intelligent water meter based in Internet of Things and control system thereof - Google Patents
Intelligent water meter based in Internet of Things and control system thereof Download PDFInfo
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- CN104424714A CN104424714A CN201310406275.0A CN201310406275A CN104424714A CN 104424714 A CN104424714 A CN 104424714A CN 201310406275 A CN201310406275 A CN 201310406275A CN 104424714 A CN104424714 A CN 104424714A
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Abstract
The invention relates to the technical field of equipment of Internet of Things, in particular to an intelligent water meter based in Internet of Things and a control system thereof. A water source inlet and a water source outlet are formed in the water meter provided by the invention, a valve assembly and a water flow measuring device are installed at the water source inlet, a CPU (Central Processing Unit) controller is further arranged in the water meter, the CPU controller is connected with the water flow measuring device, reads metering information from the water flow measuring device and deducts an initial value stored in an EPROM (Electrically Programmable Read Only Memory) according to data information; the CPU controller is also connected with the valve assembly through a valve assembly control circuit and controls the opening and closing of the valve assembly. The intelligent water meter based in Internet of Things and the control system thereof provided by the invention have the advantages that the structure is simple, the functions thereof are realized based on the Internet of Things technology, the water meter is suitable for installation and use in various areas and the application scope is wide.
Description
Technical field
The present invention relates to internet of things equipment technical field, especially based on intellectual water meter and the control system thereof of Internet of Things.
Background technology
At present, domestic energy prices are just in line with international standards, and cause price volalility frequent, therefore new requirement is proposed to metering water meter, its object is to realize metering, control, the functions such as charge and management, but tap water meter at present on the market does not possess aforementioned function, domestic water meter produced at present roughly can be divided into two classes way of paying: one is use after post-pay paystation, such as IC-card water meter, have that namely prestoring water expense is complete cuts off the water, user must hold IC-card and buy to appointed place and the feature that can resume water supply after completing corresponding input function, but there is artificial unreliable factor when carrying out exchanges data in IC-card and water meter, and water price can not the defect of real-time monitoring, such as price adjustment etc.Two is first use rear paying, this is also the way of paying that current most tap water provider extensively adopts, namely by common water meter measurement, collect according to water price computational costs again after regularly manually making a copy of table client information, and the shortcoming that this kind of mode exists data transcription, water rate collects difficulty, and supplier use at the tap water for user not easily control, water price regulation time need the water price before and after adjustment and the water yield be added up respectively and be calculated, invisiblely add worker workload.
Also there is panoramic remote installed meter successively in market in addition, far check meter, control table far away, but these water meters are all point-to-point transmission modes, namely terminal water meter transfers data to write by hand device or the tele-control system of the person of checking meter by wired or wireless transmission mode, but because of be point-to-point transmission and wireless signal be very easily subject to extraneous frequency and buildings interference, data are caused to copy and accept rate undesirable, therefore the function such as the long-range price modification of terminal water meter and long-range reading table end data can not still be realized at present, and due to the Decay Rate of signal, make being of limited application of the water meter of this type.
Summary of the invention
The object of the invention is to provide intellectual water meter based on Internet of Things and control system thereof to overcome above-mentioned technical disadvantages.
The technical scheme that technical solution problem of the present invention adopts is: based on intellectual water meter and the control system thereof of Internet of Things, water meter is provided with water source entrance and water source exports, water source entrance is provided with valve module and water flow measuring device, and also comprise cpu controller in water meter, cpu controller connects water flow measuring device, from water flow measuring device, read metrical information, and deducts the initial value of EPPROM memory storage according to data message; Cpu controller also passes through valve module control circuit connection valve assembly, by the open and close of valve module control circuit operation valve assembly.
Also data transmission module is comprised in described water meter, and data transmission module access cpu controller, cpu controller is by carrying out data transmission between data transmission module and data acquisition unit, and data acquisition unit and water meter constituent are networked, data acquisition unit is accessing Internet also, carries out data transmission by internet and remote control terminal;
Data acquisition unit by the table end data coming from cpu controller in water meter that received by Internet of Things by internet transmission to remote control terminal, maybe come from what received by internet remote control terminal steering order to transfer to terminal water meter cpu controller by Internet of Things, cpu controller, and to be fed back to remote control terminal by Internet of Things to valve module control circuit and water flow measuring device sending controling instruction according to steering order.
Further technical scheme is: also comprise data transmission module in described data acquisition unit.
Further technical scheme is: described data transmission module is radio receiving transmitting module, and its wireless receiving and dispatching transmission mode adopts microwave, infrared signal, power carrier, photosignal, ultrasonic signal, microwave signal, GPRS and GPS, any one in the middle of radiofrequency signal.
Further technical scheme is: described data transmission module is wired transceiver module, the mode of its wire transmission adopt in the middle of Optical Fiber Transmission, power carrier, RS232 bus, RS485 bus, M-BUS meter bus, CAN any one.
Also further technical scheme is: also comprise IC-card deck and liquid crystal display in described water meter, and IC-card deck is by IC-card read-write interface circuit access cpu controller; IC-card read-write interface circuit reads the data of IC-card inside and transfers to cpu controller, and the data in IC-card are transferred to liquid crystal display by liquid crystal display circuit by cpu controller.
Another a kind of Intelligent water meter of Internet of things management system conveniently provided of the present invention, described management system is made up of how above-mentioned Intelligent water meter of Internet of things, at least one data acquisition unit and remote control terminal, multiple stage Intelligent water meter of Internet of things and at least one data acquisition unit constituent are networked, data acquisition unit accessing Internet, and carry out exchanges data by internet and remote control terminal.
Further technical scheme is: described data acquisition unit is multiple, and also comprises data concentrator in management system, and data concentrator by network communication protocol accessing Internet, and forms unified Internet of Things with multiple data acquisition unit, intellectual water meter respectively; The table end data coming from Intelligent water meter of Internet of things that data acquisition unit is received by Internet of Things also transfers to data concentrator, data concentrator will show end data by internet transmission to remote control terminal, and the steering order coming from remote control terminal in internet is transferred to each data acquisition unit by Internet of Things, steering order is also transferred to terminal intelligent water meter by Internet of Things by data acquisition unit.
Further technical scheme is: described network communication protocol is TCP/IP or UDP.
Further technical scheme is: integrated amplification radio receiving transmitting module in described data concentrator, by amplify radio receiving transmitting module by receive from Internet of Things come from data acquisition unit table end data amplify after again by internet transmission to remote control terminal, or by the remote control terminal steering order got from internet amplify after transferred in data acquisition unit by Internet of Things again.
Also further technical scheme is: described remote control terminal comprises medium-sized relevant database and computer complex management system of general management system of computer, and wherein computer complex management system of general management system of computer comprises with lower module:
Service management module: for realizing the function showing end service management, hand-held set service management, banking management, Alipay service management, other terminal platform payment transaction management, remote data management, IC-card service management;
Basic data module: for realizing the function that website is arranged, region is arranged, table type is arranged, payment type is arranged, data transmission is arranged;
Wireless network management module: for realizing the function of network topology management, the management of data centralization website, the collecting and distributing centre management of data;
Statement management module: for realizing user basic information managerial report, subscriber payment information report, user mend card information form, and daily sheet, the moon form, year form systematic function;
System setup module: for realizing Administrator, menu setting, key is arranged, invoice format is arranged, the function of radio address setting.
The beneficial effect that the present invention has is: intellectual water meter constituent is networked by data acquisition unit by the present invention, remote control terminal is made directly to obtain the table client information of terminal intelligent water meter in Internet of Things or the feedback information of receiving terminal intellectual water meter by internet, and remote control terminal is with the running status of the format management monitoring intelligent water meter of one-to-many, the stability that stable internet ensures Signal transmissions is built by the data acquisition unit of GradeNDivision, guarantee that each the station terminal intellectual water meter in Internet of Things all can be controlled in real time, be conducive to remote meter reading, the enforcement of long-range water price regulation function, and a kind of Intelligent water meter of Internet of things provided by the present invention and management system thereof, structure is simple, and its function realizes based on technology of Internet of things, and be adapted at each area and install and use, range of application is wide.
Accompanying drawing explanation
Accompanying drawing 1 is intellectual water meter structural representation of the present invention.
Accompanying drawing 2 is intellectual water meter management system structured flowchart of the present invention.
Accompanying drawing 3 is computer management system high-level schematic functional block diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing 1 ~ accompanying drawing, 3 couples of the present invention are described below.
As shown in Figure 1, water meter of the present invention is provided with water source entrance and water source exports, water source entrance is provided with valve module and water flow measuring device, and also comprise cpu controller in water meter, cpu controller connects water flow measuring device, and cpu controller is also connected with EPPROM storer, in EPPROM storer, store the initial value of said preset amount of water.
Cpu controller reads metrical information from water flow measuring device, and deducts the initial value of EPPROM memory storage according to data message; Cpu controller also passes through valve module control circuit connection valve assembly, by the open and close of valve module control circuit operation valve assembly.
Valve module in above-mentioned valve module and water flow measuring device and general water meter is similar; valve module is the parts be made up of some thyristors and triggering thereof, protection, all pressure and valve reactor etc.; water flow measuring device then can adopt existing electronic water stream measurement mechanism, and needs data output form and cpu controller to match.
Simultaneously for further improving the function of Intelligent water meter of Internet of things of the present invention, it is made to remind by preset value alarm on the low side in EPPROM storer, and the data message in real-time monitored EPPROM storer, also can in intellectual water meter integrated IC-card deck and liquid crystal display, IC-card deck by IC-card read-write interface circuit access cpu controller; IC-card read-write interface circuit reads the data of IC-card inside and transfers to cpu controller, data in IC-card are transferred to liquid crystal display by liquid crystal display circuit by cpu controller, liquid crystal display, then according to the data that cpu controller exports, is converted into image display.
Also data transmission module is comprised in described intellectual water meter, and data transmission module access cpu controller, cpu controller is by carrying out data transmission between data transmission module and data acquisition unit, and be guarantee can mutually transmit between data acquisition unit and cpu controller the data-signal matched, also integrated data transmission module in data acquisition unit, and by carrying out data transmission between data transmission module and cpu controller, data acquisition unit and water meter constituent are networked, and data acquisition unit also accessing Internet, data transmission is carried out by internet and remote control terminal.
Any one in the middle of above-mentioned network communication protocol employing TCP/IP or UDP all can realize.
Here for adapting to most application places, avoid complicated wiring flow, make data acquisition unit and intelligent water can show easier constituent to network, described data transmission module preferably adopts radio receiving transmitting module, its wireless transmission method is preferably microwave transmission, also other wireless transmission methods can be adopted, such as infrared signal, power carrier, photosignal, ultrasonic signal, microwave signal, GPRS and GPS, radiofrequency signal etc.
Data acquisition unit by the table end data coming from cpu controller in water meter that received by Internet of Things by internet transmission to remote control terminal, maybe come from what received by internet remote control terminal steering order to transfer to terminal water meter cpu controller by Internet of Things, cpu controller, and to be fed back to remote control terminal by Internet of Things to valve module control circuit and water flow measuring device sending controling instruction according to steering order.
When the preset initial value in EPPROM storer is 0, cpu controller is to valve module control circuit sending controling instruction, operation valve assembly is closed, and fed back to remote control terminal by Internet of Things, when by IC-card reading circuit or data transmission module to the cpu controller input water yield value information time, cpu controller by this information storage in EPPROM storer, and to valve module control circuit sending controling instruction, valve module is opened, and namely recovers normal and uses.
As shown in Figure 2, present invention also offers a kind of Intelligent water meter of Internet of things management system, described management system is made up of Intelligent water meter of Internet of things, data acquisition unit and the remote control terminal that multiple stage is above-mentioned, every number of units is according to the many terminal intelligent water meter of collector management unit, and multiple stage Intelligent water meter of Internet of things and data acquisition unit form unified Internet of Things, data acquisition unit accessing Internet, and carry out exchanges data by internet and remote control terminal.
And be make the data in Internet of Things more complete, and the easier table client information obtained from every platform data acquisition unit in Internet of Things belonging to it of remote control terminal, preferably data acquisition unit is carried out GradeNDivision, be set to multiple, set up data concentrator in a management system, data concentrator is by network communication protocol accessing Internet, and form unified Internet of Things with multiple data acquisition unit, intellectual water meter respectively, and data concentrator can and data acquisition unit between carry out data transmission, each data acquisition management 30 to 50 terminal intelligent water meters; Data acquisition unit is by the table end data coming from Intelligent water meter of Internet of things that receives in Internet of Things and transfer to data concentrator, data concentrator will show end data by internet transmission to remote control terminal, and the remote control terminal steering order come from internet is transferred to each data acquisition unit by Internet of Things, steering order is transferred to terminal intelligent water meter by Internet of Things by data acquisition unit again.
By above-mentioned Internet of Things framework, the implementation of real-time water price regulation is: expense adjustment information is transferred to data concentrator by internet by remote control terminal, again by data concentrator through data acquisition unit, by Internet of Things, adjustment information is turned the data transmission module transferring to intellectual water meter, data transmission module again by this information transmission to cpu controller, first cpu controller is decrypted it after receiving this information, then upgrade the deduction standard of EPPROM storer water yield initial value, and perform by new standard.
The implementation of long-range pass valve is: remote control terminal is by internet transmission steering order, be forwarded to the terminal intelligent water meter of specifying by data acquisition unit by Internet of Things after data concentrator receives steering order, first the cpu controller of terminal intelligent water meter is decrypted it after receiving this steering order, after being defined as the pass valve instruction of remote control terminal as judged, by valve module control circuit shut-off valve assembly, otherwise then do not perform any operation.
As shown in Figure 3, wherein computer complex management system of general management system of computer comprises with lower module:
Service management module: for realizing the service management of table end, hand-held set service management, banking management, Alipay
The function of service management, other terminal platform payment transaction management, remote data management, IC-card service management;
Basic data module: for realizing the function that website is arranged, region is arranged, table type is arranged, payment type is arranged, data transmission is arranged;
Wireless network management module: for realizing the function of network topology management, the management of data centralization website, the collecting and distributing centre management of data;
Statement management module: for realizing user basic information managerial report, subscriber payment information report, user mend card information form, and daily sheet, the moon form, year form systematic function;
System setup module: for realizing Administrator, menu setting, key is arranged, invoice format is arranged, the function of radio address setting.
Above-mentioned for the present invention comparatively preferred embodiment, less and connect up easily in situation at the compositing area of Internet of Things, data transmission module in terminal intelligent water meter and data acquisition unit also can adopt wired transceiver module, the mode of its wire transmission can adopt various signal transmssion line, such as Optical Fiber Transmission, power carrier, RS232 bus, RS485 bus, M-BUS meter bus, CAN etc.
Above-mentioned computer complex management system of general management system of computer is by internet and Internet of Things control terminal water meter, hand-held set also can be used to carry out the data interaction of remote control terminal and terminal intelligent water meter, and hand-held set is read and transmission data respectively by USB interface from remote control terminal and terminal intelligent water meter, same, hand-held set also reads by USB interface or transmits data from remote control terminal and data acquisition unit and data concentrator.
Above-mentioned computer complex management system of general management system of computer is by internet and Internet of Things control terminal water meter, IC-card also can be used to carry out the mutual of data as carrier and water meter, such as tap water user is when buying the water yield, water service side will purchase in water information data write IC-card, IC-card administration module in computer complex management system of general management system of computer adopts multiple guard technology when writing data, ensure safety and the reliability of data, specific as follows:
1) grouping mac calibration technology is adopted:
A) using random number as verification starting point, the data after encrypting produce verification MAC as key.
B) when the Mac value calculated of host computer and single-chip core is consistent, data are just effective.
2) employing chases after north calibration technology:
A) by verification protocol generation application data.
B) each application data is all unique.
C) do not meet the data that specify of verification terms and conditions and be considered as invalid data.
D) each application data is just invalid after effectively using.
3) water meter identity ID recognition technology is adopted:
A) Table I D information is written with in transmission information.
B) show termination and to receive after information the first information such as proof list ID.
C) only have id information to proofread and just can enter next step use by rear data.
Also add when IC-card being read and used simultaneously:
1) multi-enciphering, resist technology is adopted:
A) adopt the card key of AT88SC102 to entering card protection.
B) the erasable protection of AT88SC102 is adopted to carry out a read protection to the data that host computer transmits.
C) application data adopts des encryption technology, and encryption key is divided into 6 groups.
D) double-deck cryptographic key protection, data acquisition transmission security key is encrypted at ordinary times, and more new key adopts maintenance key encryption.
2) IC-card identity recognizing technology is adopted:
A) IC-card write IC-card number.
B) IC-card write IC-card key.
C) computer complex management system of general management system of computer and intellectual water meter CPU processor identify the legal identity of IC-card by card number and card key.
Claims (10)
1. based on intellectual water meter and the control system thereof of Internet of Things, water meter is provided with water source entrance and water source exports, water source entrance is provided with valve module and water flow measuring device, and also comprise cpu controller in water meter, cpu controller connects water flow measuring device, metrical information is read from water flow measuring device, and the initial value of EPPROM memory storage is deducted according to data message, cpu controller is also by valve module control circuit connection valve assembly, the open and close of operation valve assembly, it is characterized in that: in described water meter, also comprise data transmission module, and data transmission module access cpu controller, cpu controller is by carrying out data transmission between data transmission module and data acquisition unit, and data acquisition unit and water meter constituent are networked, data acquisition unit is accessing Internet also, data transmission is carried out by internet and remote control terminal,
Data acquisition unit by the table end data coming from cpu controller in water meter that received by Internet of Things by internet transmission to remote control terminal, maybe come from what received by internet remote control terminal steering order to transfer to terminal water meter cpu controller by Internet of Things, cpu controller, and to be fed back to remote control terminal by Internet of Things to valve module control circuit and water flow measuring device sending controling instruction according to steering order.
2. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, is characterized in that: also comprise data transmission module in described data acquisition unit.
3. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, it is characterized in that: described data transmission module is radio receiving transmitting module, its wireless receiving and dispatching transmission mode adopts microwave, infrared signal, power carrier, photosignal, ultrasonic signal, microwave signal, GPRS and GPS, any one in the middle of radiofrequency signal.
4. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, it is characterized in that: described data transmission module is wired transceiver module, the mode of its wire transmission adopt in the middle of Optical Fiber Transmission, power carrier, RS232 bus, RS485 bus, M-BUS meter bus, CAN any one.
5. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, it is characterized in that: in described water meter, also comprise IC-card deck and liquid crystal display, IC-card deck is by IC-card read-write interface circuit access cpu controller, IC-card read-write interface circuit reads the data of IC-card inside and transfers to cpu controller, and the data in IC-card are transferred to liquid crystal display by liquid crystal display circuit by cpu controller.
6. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, it is characterized in that: described management system is made up of the Intelligent water meter of Internet of things described in multiple stage claim 1, at least one data acquisition unit and remote control terminal, multiple stage Intelligent water meter of Internet of things and at least one data acquisition unit constituent are networked, data acquisition unit accessing Internet, and carry out exchanges data by internet and remote control terminal.
7. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, it is characterized in that: described data acquisition unit is multiple, and also comprise data concentrator in management system, data concentrator is by network communication protocol accessing Internet, and respectively with multiple data acquisition unit, intellectual water meter forms unified Internet of Things, the table end data coming from Intelligent water meter of Internet of things that data acquisition unit is received by Internet of Things also transfers to data concentrator, data concentrator will show end data by internet transmission to remote control terminal, and the steering order coming from remote control terminal in internet is transferred to each data acquisition unit by Internet of Things, steering order is also transferred to terminal intelligent water meter by Internet of Things by data acquisition unit.
8. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, is characterized in that: described network communication protocol is TCP/IP or UDP.
9. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, it is characterized in that: integrated amplification radio receiving transmitting module in described data concentrator, by amplify radio receiving transmitting module by receive from Internet of Things come from data acquisition unit table end data amplify after again by internet transmission to remote control terminal, or by the remote control terminal steering order got from internet amplify after transferred in data acquisition unit by Internet of Things again.
10. the intellectual water meter based on Internet of Things according to claim 1 and control system thereof, it is characterized in that: described remote control terminal comprises medium-sized relevant database and computer complex management system of general management system of computer, wherein computer complex management system of general management system of computer comprises with lower module:
Service management module: for realizing the function showing end service management, hand-held set service management, banking management, Alipay service management, other terminal platform payment transaction management, remote data management, IC-card service management, basic data module: for realizing the function that website is arranged, region is arranged, table type is arranged, payment type is arranged, data transmission is arranged;
Wireless network management module: for realizing the function of network topology management, the management of data centralization website, the collecting and distributing centre management of data;
Statement management module: for realizing user basic information managerial report, subscriber payment information report, user mend card information form, and daily sheet, the moon form, year form systematic function;
System setup module: for realizing Administrator, menu setting, key is arranged, invoice format is arranged, the function of radio address setting.
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| CN201310406275.0A CN104424714A (en) | 2013-09-08 | 2013-09-08 | Intelligent water meter based in Internet of Things and control system thereof |
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| CN201310406275.0A CN104424714A (en) | 2013-09-08 | 2013-09-08 | Intelligent water meter based in Internet of Things and control system thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105825648A (en) * | 2015-05-17 | 2016-08-03 | 安庆供水集团公司 | Long-range positioning control water gauge data acquisition system |
| CN106204932A (en) * | 2016-08-31 | 2016-12-07 | 王开全 | A kind of flow association association control electric energy meter |
| CN106384435A (en) * | 2016-08-29 | 2017-02-08 | 新开普电子股份有限公司 | One-card electric energy measuring control method |
| CN106686072A (en) * | 2016-12-19 | 2017-05-17 | 湖北正源智能科技有限公司 | Intelligent water meter based on the control of internet-of-things |
| CN106706060A (en) * | 2017-03-29 | 2017-05-24 | 北京中矿赛力贝特科技有限公司 | Intelligent water meter system and use method |
| CN108334115A (en) * | 2018-02-27 | 2018-07-27 | 厦门水务集团有限公司 | A kind of user's water consumption control system based on credit rating appraisement system |
| CN109615785A (en) * | 2018-12-17 | 2019-04-12 | 江苏华尔威科技集团有限公司 | A kind of multi-functional remote transmitting water meter system |
| CN112382077A (en) * | 2020-11-12 | 2021-02-19 | 深圳市常工电子计算机有限公司 | Water controller and system for multi-master RS485 communication |
-
2013
- 2013-09-08 CN CN201310406275.0A patent/CN104424714A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105825648A (en) * | 2015-05-17 | 2016-08-03 | 安庆供水集团公司 | Long-range positioning control water gauge data acquisition system |
| CN106384435A (en) * | 2016-08-29 | 2017-02-08 | 新开普电子股份有限公司 | One-card electric energy measuring control method |
| CN106384435B (en) * | 2016-08-29 | 2019-04-02 | 新开普电子股份有限公司 | All-purpose card electrical energy measurement control method |
| CN106204932A (en) * | 2016-08-31 | 2016-12-07 | 王开全 | A kind of flow association association control electric energy meter |
| CN106686072A (en) * | 2016-12-19 | 2017-05-17 | 湖北正源智能科技有限公司 | Intelligent water meter based on the control of internet-of-things |
| CN106706060A (en) * | 2017-03-29 | 2017-05-24 | 北京中矿赛力贝特科技有限公司 | Intelligent water meter system and use method |
| CN108334115A (en) * | 2018-02-27 | 2018-07-27 | 厦门水务集团有限公司 | A kind of user's water consumption control system based on credit rating appraisement system |
| CN108334115B (en) * | 2018-02-27 | 2020-09-11 | 厦门水务集团有限公司 | User water consumption control system based on credit rating system |
| CN109615785A (en) * | 2018-12-17 | 2019-04-12 | 江苏华尔威科技集团有限公司 | A kind of multi-functional remote transmitting water meter system |
| CN112382077A (en) * | 2020-11-12 | 2021-02-19 | 深圳市常工电子计算机有限公司 | Water controller and system for multi-master RS485 communication |
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Application publication date: 20150318 |