CN102496259A - Internet of things based water meter and management system thereof - Google Patents
Internet of things based water meter and management system thereof Download PDFInfo
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- CN102496259A CN102496259A CN2011103633500A CN201110363350A CN102496259A CN 102496259 A CN102496259 A CN 102496259A CN 2011103633500 A CN2011103633500 A CN 2011103633500A CN 201110363350 A CN201110363350 A CN 201110363350A CN 102496259 A CN102496259 A CN 102496259A
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Abstract
The invention discloses an internet of things based water meter and a management system thereof, which belong to water meters. The water meter is provided with a water inlet and a water outlet, a valve component and a water flow measuring device are mounted on the water inlet, the water meter further comprises a CPU (central processing unit) controller, and the CPU controller is connected with the water flow measuring device and used for reading measuring information from the water flow measuring device and deducting initial values stored in an EPPROM (electrically erasable programmable read-only memory). The CPU controller is further connected with the valve component through a valve component control circuit to control opening and closing of the control valve component. The internet of things based water meter and the management system thereof are simple in structure, functionally realized based on the technique of internet of things, suitable for being mounted and used in various areas, and wide in application range.
Description
Technical field
The present invention relates to a kind of tap water meter, be specifically related to a kind of Internet of Things intellectual water meter and management system thereof.
Background technology
Present domestic energy prices are just in line with international standards; And cause price volalility frequent; Therefore metering water meter has been proposed new requirement, its purpose is to realize functions such as metering, control, charge and management, but tap water meter does not at present on the market possess aforementioned functional; The domestic water meter of being produced at present roughly can be divided into two types on way of paying: the one, use behind the post-pay paystation; Such as the IC-card water meter, have the advantages that the prestoring water expense intact is promptly cut off the water, the user must hold can resume water supply after corresponding input function is bought and accomplished to IC-card to the appointed place, but there are artificial unreliable factor in IC-card and water meter when carrying out exchanges data; And water price can not real-time monitoring defective, for example price adjustment etc.The 2nd, use afterwards earlier and pay; This also be present most tap water provider the way of paying that extensively adopt; Promptly through common water meter measurement, manual work is regularly collected according to the water price computational costs after making a copy of the table client information again, and data are made a copy of, water rate is collected difficult shortcoming and this kind mode exists; And the supplier uses at the tap water for the user and is difficult for controlling, needs when adjusting water price add up respectively and calculate, the invisible staff's workload that increased the water price and the water yield before and after the adjustment.
Panoramic remote installed meter has also appearred on the market in addition successively; Far check meter, control table far away, but these water meters all are point-to-point transmission modes; Be the terminal water meter through wired or wireless transmission mode with write by hand device or the tele-control system of data transmission to the person of checking meter; But because of being that point-to-point transmission and wireless signal very easily receive extraneous frequency and buildings disturbs, it is undesirable to cause data to copy and accept rate, therefore still can not realize long-range price modification of terminal water meter and the long-range functions such as showing end data that reads at present; And because the decay property of signal, make being of limited application of water meter of this type.
Summary of the invention
The objective of the invention is to solve above-mentioned deficiency, a kind of Internet of Things intellectual water meter and management system thereof that realizes Long-distance Control and read table end data function based on Internet of Things is provided.
For solving above-mentioned technical matters, the present invention adopts following technical scheme:
A kind of Internet of Things intellectual water meter provided by the present invention; Water meter is provided with water source inlet and water source outlet; On the water source inlet valve module and flow measurement device are installed, and also comprise cpu controller in the water meter, cpu controller connects the flow measurement device; From the flow measurement device, read metrical information, and the initial value of data-driven information deduction EPPROM memory storage; Cpu controller also connects valve module through the valve module control circuit, through the open and close of valve module control circuit operation valve assembly.
Also comprise data transmission module in the described water meter; And data transmission module inserts cpu controller; Cpu controller is through carrying out data transmission between data transmission module and the data acquisition unit; And data acquisition unit and the networking of water meter constituent, data acquisition unit also inserts the internet, carries out data transmission through internet and remote control terminal;
Data acquisition unit will pass through internet transmission to remote control terminal through the table end data that comes from cpu controller in the water meter that Internet of Things receives; Maybe will come from the remote control terminal steering order transfers to the terminal water meter through Internet of Things cpu controller through what the internet received; Cpu controller, and feeds back to remote control terminal through Internet of Things to valve module control circuit and flow measurement device sending controling instruction according to steering order.
Further technical scheme is: also comprise data transmission module in the described data acquisition unit.
Technical scheme further is: described data transmission module is a radio receiving transmitting module, any one in the middle of its wireless receiving and dispatching transmission mode employing microwave, infrared signal, power carrier, photosignal, ultrasonic signal, microwave signal, GPRS and GPS, the radiofrequency signal.
Further technical scheme is again: described data transmission module is wired transceiver module, and the mode of its wire transmission adopts any one in the middle of Optical Fiber Transmission, power carrier, RS232 bus, RS485 bus, M-BUS meter bus, the CAN bus.
Also further technical scheme is: also comprise IC-card deck and LCD in the described water meter, the IC-card deck inserts cpu controller through IC-card read-write interface circuit; IC-card read-write interface circuit reads the inner data of IC-card and transfers to cpu controller, cpu controller through liquid crystal display circuit with the data transmission in the IC-card to LCD.
Another a kind of Internet of Things intellectual water meter management system that conveniently provides of the present invention; Described management system is made up of how above-mentioned Internet of Things intellectual water meter, at least one data acquisition unit and remote control terminal; Many Internet of Things intellectual water meters and at least one data acquisition unit constituent networking; Data acquisition unit inserts the internet, and carries out exchanges data through internet and remote control terminal.
Further technical scheme is: described data acquisition unit is a plurality of, and also comprises data concentrator in the management system, and data concentrator inserts the internet through network communication protocol, and forms unified Internet of Things with a plurality of data acquisition units, intellectual water meter respectively; The table end data that comes from the Internet of Things intellectual water meter that data acquisition unit receives through Internet of Things also transfers to data concentrator; Data concentrator will be shown end data and pass through internet transmission to remote control terminal; And the steering order that comes from remote control terminal in the internet transferred to each data acquisition unit through Internet of Things, data acquisition unit also transfers to the terminal intelligent water meter through Internet of Things with steering order.
Technical scheme further is: described network communication protocol is TCP/IP or UDP.
Further technical scheme is again: integrated amplification radio receiving transmitting module in the described data concentrator; Pass through internet transmission again to remote control terminal through amplifying radio receiving transmitting module will receive the table end data amplification that comes from data acquisition unit from Internet of Things after, the remote control terminal steering order that perhaps will from the internet, get access to transfers in the data acquisition unit through Internet of Things after amplifying again.
Also further technical scheme is: described remote control terminal comprises medium-sized relevant database and computer integrated management system, and wherein the computer integrated management system comprises with lower module:
Service management module: the function that is used for the service management of realization table end, 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: be used to realize that website setting, zone are provided with, show the function of type setting, the type of paying the fees setting, data transmission setting;
Wireless network management module: the function that is used to realize network topology management, the management of data centralization website, the collecting and distributing centre management of data;
The Report Server Management module: be used to realize that user basic information managerial report, subscriber payment information report, user mend the card information form, and the systematic function of daily sheet, month form, year form;
System is provided with module: the function that is used to realize keeper's setting, menu setting, key setting, invoice format setting, radio address setting.
Compared with prior art; The invention has the beneficial effects as follows: the intellectual water meter constituent is networked through data acquisition unit; Make remote control terminal directly obtain the table client information of terminal intelligent water meter in the Internet of Things or the feedback information of receiving terminal intellectual water meter through the internet; And remote control terminal is with the running status of the format management monitoring intelligent water meter of one-to-many; Build the stability that stable internet guarantees the signal transmission through the data acquisition unit of multistage division, guarantee that each the station terminal intellectual water meter in the Internet of Things all can be helped the enforcement of remote meter reading, long-range adjustment water price function by real-time control; And a kind of Internet of Things intellectual water meter provided by the present invention and management system thereof, simple in structure, its function realizes based on technology of Internet of things, is adapted at each area and installs and uses, range of application is wide.
Description of drawings
Fig. 1 is the structural representation block diagram of Internet of Things intellectual water meter of the present invention;
Fig. 2 is an Internet of Things intellectual water meter management system block architecture diagram of the present invention;
Fig. 3 is a computer management system high-level schematic functional block diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is done further elaboration.
As shown in Figure 1; A kind of Internet of Things intellectual water meter provided by the present invention, water meter are provided with water source inlet and water source outlet, on the water source inlet valve module and flow measurement device are installed; And also comprise cpu controller in the water meter; Cpu controller connects the flow measurement device, and cpu controller also is connected with the EPPROM storer, stores the initial value of said preset amount of water in the EPPROM storer.
Cpu controller reads metrical information from the flow measurement device, and the initial value of data-driven information deduction EPPROM memory storage; Cpu controller also connects valve module through the valve module control circuit, through the open and close of valve module control circuit operation valve assembly.
Valve module in above-mentioned valve module and flow measurement device and the general water meter is similar; Valve module is by some thyristors and triggering thereof, protection, all presses and parts that valve reactor etc. is formed; The flow measurement device then can adopt existing electronics flow measurement device, and needs data output form and cpu controller to be complementary.
Simultaneously for further improving the function of Internet of Things intellectual water meter of the present invention; Make its can be when the preset value in the EPPROM storer be on the low side warning reminding; And the data message in the real-time monitored EPPROM storer; Also can be in intellectual water meter integrated IC-card deck and LCD, the IC-card deck inserts cpu controller through IC-card read-write interface circuit; IC-card read-write interface circuit reads the inner data of IC-card and transfers to cpu controller; Cpu controller through liquid crystal display circuit with the data transmission in the IC-card to LCD; The data that LCD is then exported according to cpu controller are converted into image and show.
Also comprise data transmission module in the described intellectual water meter; And data transmission module inserts cpu controller; Cpu controller is through carrying out data transmission between data transmission module and the data acquisition unit, and is to guarantee can transmit each other between data acquisition unit and the cpu controller data-signal that is complementary, also integrated data transport module in the data acquisition unit; And through carrying out data transmission between data transmission module and the cpu controller; The networking of data acquisition unit and water meter constituent, and data acquisition unit also inserts the internet, carries out data transmission through internet and remote control terminal.
Above-mentioned network communication protocol adopts in the middle of TCP/IP or the UDP any one all can realize.
Here for adapting to most application places; Avoid complicated wiring flow process; Make data acquisition unit and intelligent water can show more to be prone to the constituent networking, described data transmission module preferably adopts radio receiving transmitting module, and its wireless transmission method is preferably microwave transmission; Also can adopt other wireless transmission methods, for example infrared signal, power carrier, photosignal, ultrasonic signal, microwave signal, GPRS and GPS, radiofrequency signal etc.
Data acquisition unit will pass through internet transmission to remote control terminal through the table end data that comes from cpu controller in the water meter that Internet of Things receives; Maybe will come from the remote control terminal steering order transfers to the terminal water meter through Internet of Things cpu controller through what the internet received; Cpu controller, and feeds back to remote control terminal through Internet of Things to valve module control circuit and flow measurement device sending controling instruction according to steering order.
When the preset initial value in the EPPROM storer was 0, cpu controller was to valve module control circuit sending controling instruction, and the operation valve assembly is closed; And feed back to remote control terminal through Internet of Things; When reading circuit or data transmission module through IC-card to cpu controller input water yield value information, cpu controller with this information storage to the EPPROM storer, and to valve module control circuit sending controling instruction; Valve module is opened, and promptly recovers normal and uses.
As shown in Figure 2; The present invention also provides a kind of Internet of Things intellectual water meter management system; Described management system is made up of many above-mentioned Internet of Things intellectual water meter, data acquisition unit and remote control terminals, the terminal intelligent water meter that every data acquisition unit management unit is many, and many Internet of Things intellectual water meters and the unified Internet of Things of data acquisition unit composition; Data acquisition unit inserts the internet, and carries out exchanges data through internet and remote control terminal.
And be to make the data in the Internet of Things more complete; And remote control terminal more is prone to from every data acquisition unit, to obtain the table client information in the Internet of Things under it; Preferably data acquisition unit is carried out multistage division, it is set to a plurality of, in management system, sets up data concentrator; Data concentrator inserts the internet through network communication protocol; And form unified Internet of Things with a plurality of data acquisition units, intellectual water meter respectively, and data concentrator can and data acquisition unit between carry out data transmission, 30 to 50 terminal intelligent water meters of each data acquisition management; Data acquisition unit is through the table end data that comes from the Internet of Things intellectual water meter that receives in the Internet of Things and transfer to data concentrator; Data concentrator will be shown end data and pass through internet transmission to remote control terminal; And the remote control terminal steering order that will come from the internet transfers to each data acquisition unit through Internet of Things, and data acquisition unit transfers to the terminal intelligent water meter through Internet of Things with steering order again.
And the inventor finds in experimentation; With Internet of Things through multistage division after; Though can solve data transmission stable problem in the Internet of Things; And make more manageability of remote control terminal, may produce a new problem, the table client information in the data acquisition unit but the framework of data acquisition unit and data concentrator is too complicated in the Internet of Things management system; Certain signal attenuation can take place when perhaps transmitting in through data concentrator from the remote control terminal steering order in the internet; Cause data acquisition unit to pass through Internet of Things, perhaps remote control terminal is imperfect through the data that the internet receives, and the partial function that possibly influence management system is realized; For addressing this problem; Can in data concentrator, adopt and amplify radio receiving transmitting module, pass through internet transmission again to remote control terminal through amplifying radio receiving transmitting module will receive the table end data amplification that comes from data acquisition unit from Internet of Things after, the remote control terminal steering order that perhaps will from the internet, get access to transfers in the data acquisition unit through Internet of Things after amplifying again.
Through above-mentioned Internet of Things framework; The implementation of adjustment water price is in real time: remote control terminal transfers to data concentrator through the internet with the expense adjustment information; Again by data concentrator process data acquisition unit; Through Internet of Things adjustment information is changeed the data transmission module transfer to intellectual water meter, data transmission module again with this information transmission to cpu controller, cpu controller is at first deciphered it after receiving this information; Upgrade the deduction standard of EPPROM storer water yield initial value then, and carry out by new standard.
The implementation of long-range pass valve is: remote control terminal is through the internet transmission steering order; Data concentrator receives after the steering order terminal intelligent water meter that is forwarded to appointment through Internet of Things by data acquisition unit; The cpu controller of terminal intelligent water meter is at first deciphered it after receiving this steering order; Confirm as the pass valve instruction of remote control terminal like judgement after,, otherwise then do not carry out any operation through valve module control circuit shut-off valve assembly.
Comprise medium-sized relevant database and computer integrated management system in the above-mentioned remote control terminal, medium-sized relevant database is SQL2000, and is as shown in Figure 3, and wherein the computer integrated management system comprises with lower module:
Service management module: the function that is used for the service management of realization table end, 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: be used to realize that website setting, zone are provided with, show the function of type setting, the type of paying the fees setting, data transmission setting;
Wireless network management module: the function that is used to realize network topology management, the management of data centralization website, the collecting and distributing centre management of data;
The Report Server Management module: be used to realize that user basic information managerial report, subscriber payment information report, user mend the card information form, and the systematic function of daily sheet, month form, year form;
System is provided with module: the function that is used to realize keeper's setting, menu setting, key setting, invoice format setting, radio address setting.
Above-mentioned for the present invention comparatively preferred embodiment; At the compositing area of Internet of Things under the less and convenient wiring situation; Data transmission module in terminal intelligent water meter and the data acquisition unit also can adopt wired transceiver module; The mode of its wire transmission can adopt various signal transmssion lines, for example Optical Fiber Transmission, power carrier, RS232 bus, RS485 bus, M-BUS meter bus, CAN bus etc.
Above-mentioned computer integrated management system can pass through internet and Internet of Things control terminal water meter; Also can use hand-held set to carry out the data interaction of remote control terminal and terminal intelligent water meter; And hand-held set reads from remote control terminal and terminal intelligent water meter respectively through USB interface and transmits data; Same, hand-held set also can read from remote control terminal and data acquisition unit and data concentrator or transmits data through USB interface.
Above-mentioned computer integrated management system can pass through internet and Internet of Things control terminal water meter; Also can use IC-card to carry out the mutual of data as carrier and water meter; For example the tap water user is when buying the water yield, and water service side will purchase the water information data and write in the IC-card, and the IC-card administration module in the computer integrated management system adopts multiple guard technology when writing data; Guarantee the safety and the reliability of data, specific as follows:
1) adopt grouping mac calibration technology:
A) with random number as the verification starting point, produce verification MAC with data encrypted as key.
B) host computer and single-chip microcomputer assess the Mac value that calculates when consistent data just effective.
2) employing chases after north calibration technology:
A) generate application data by the verification agreement.
B) each application data all is unique.
C) do not meet verification terms and conditions predetermined data and be regarded as invalid data.
D) it is just invalid that each application data is effectively used the back.
3) adopt water meter identity ID recognition technology:
A) write Table I D information in the transmission information.
B) the table termination is received after the information at first information such as proof list ID.
C) have only the id information check and correction could get into next step use through the back data.
Read when using for IC-card simultaneously and also added:
1) adopt multi-enciphering, resist technology:
A) card key that adopts AT88SC102 is to getting into card protection.
B) adopt the erasable protection of AT88SC102 that the data of host computer transmission are carried out a read protection.
C) application data adopts the des encryption technology, and encryption key is divided into 6 groups.
D) double-deck cryptographic key protection, the The data transmission security key is encrypted at ordinary times, and more new key adopts maintenance key to encrypt.
2) adopt the IC-card identity recognizing technology:
A) IC-card writes IC-card number.
B) IC-card writes the IC-card key.
C) computer integrated management system and intellectual water meter CPU processor are discerned the legal identity of IC-card through card number and card key.
Protection scope of the present invention is not limited to the foregoing description; The above-mentioned the preferred embodiments of the present invention that are merely; Any to the data transmission of Internet of Things intellectual water meter of the present invention based on Internet of Things; And equivalence replacement, deletion that each ingredient of management system is done improve, and institute's technical solution problem, technique effect are identical with the present invention, all within protection scope of the present invention.
Claims (10)
1. Internet of Things intellectual water meter; Water meter is provided with water source inlet and water source outlet; On the water source inlet valve module and flow measurement device are installed, and also comprise cpu controller in the water meter, cpu controller connects the flow measurement device; From the flow measurement device, read metrical information, and the initial value of data-driven information deduction EPPROM memory storage; Cpu controller also connects valve module through the valve module control circuit, and the open and close of operation valve assembly is characterized in that:
Also comprise data transmission module in the described water meter; And data transmission module inserts cpu controller; Cpu controller is through carrying out data transmission between data transmission module and the data acquisition unit; And data acquisition unit and the networking of water meter constituent, data acquisition unit also inserts the internet, carries out data transmission through internet and remote control terminal;
Data acquisition unit will pass through internet transmission to remote control terminal through the table end data that comes from cpu controller in the water meter that Internet of Things receives; Maybe will come from the remote control terminal steering order transfers to the terminal water meter through Internet of Things cpu controller through what the internet received; Cpu controller, and feeds back to remote control terminal through Internet of Things to valve module control circuit and flow measurement device sending controling instruction according to steering order.
2. Internet of Things intellectual water meter according to claim 1 is characterized in that: also comprise data transmission module in the described data acquisition unit.
3. according to claim 1 or 2 any described Internet of Things intellectual water meters; It is characterized in that: described data transmission module is a radio receiving transmitting module, any one in the middle of its wireless receiving and dispatching transmission mode employing microwave, infrared signal, power carrier, photosignal, ultrasonic signal, microwave signal, GPRS and GPS, the radiofrequency signal.
4. according to any described Internet of Things intellectual water meter of claim 1 to 2; It is characterized in that: described data transmission module is wired transceiver module, and the mode of its wire transmission adopts any one in the middle of the Optical Fiber Transmission, power carrier, RS232 bus, RS485 bus, M-BUS meter bus, CAN bus.
5. Internet of Things intellectual water meter according to claim 1 is characterized in that: also comprise IC-card deck and LCD in the described water meter, the IC-card deck inserts cpu controller through IC-card read-write interface circuit; IC-card read-write interface circuit reads the inner data of IC-card and transfers to cpu controller, cpu controller through liquid crystal display circuit with the data transmission in the IC-card to LCD.
6. Internet of Things intellectual water meter management system; It is characterized in that: described management system is made up of the Internet of Things intellectual water meter described in many claims 1, at least one data acquisition unit and remote control terminal; Many Internet of Things intellectual water meters and at least one data acquisition unit constituent networking; Data acquisition unit inserts the internet, and carries out exchanges data through internet and remote control terminal.
7. Internet of Things intellectual water meter management system according to claim 6; It is characterized in that: described data acquisition unit is a plurality of; And also comprise data concentrator in the management system; Data concentrator inserts the internet through network communication protocol, and forms unified Internet of Things with a plurality of data acquisition units, intellectual water meter respectively; The table end data that comes from the Internet of Things intellectual water meter that data acquisition unit receives through Internet of Things also transfers to data concentrator; Data concentrator will be shown end data and pass through internet transmission to remote control terminal; And the steering order that comes from remote control terminal in the internet transferred to each data acquisition unit through Internet of Things, data acquisition unit also transfers to the terminal intelligent water meter through Internet of Things with steering order.
8. Internet of Things intellectual water meter management system according to claim 6 is characterized in that: described network communication protocol is TCP/IP or UDP.
9. Internet of Things intellectual water meter management system according to claim 7; It is characterized in that: integrated amplification radio receiving transmitting module in the described data concentrator; Pass through internet transmission again to remote control terminal through amplifying radio receiving transmitting module will receive the table end data amplification that comes from data acquisition unit from Internet of Things after, the remote control terminal steering order that perhaps will from the internet, get access to transfers in the data acquisition unit through Internet of Things after amplifying again.
10. according to any described Internet of Things intellectual water meter management system of claim 6 to 9, it is characterized in that:
Described remote control terminal comprises medium-sized relevant database and computer integrated management system, and wherein the computer integrated management system comprises with lower module:
Service management module: the function that is used for the service management of realization table end, 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: be used to realize that website setting, zone are provided with, show the function of type setting, the type of paying the fees setting, data transmission setting;
Wireless network management module: the function that is used to realize network topology management, the management of data centralization website, the collecting and distributing centre management of data;
The Report Server Management module: be used to realize that user basic information managerial report, subscriber payment information report, user mend the card information form, and the systematic function of daily sheet, month form, year form;
System is provided with module: the function that is used to realize keeper's setting, menu setting, key setting, invoice format setting, radio address setting.
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Application publication date: 20120613 |