CN1779420A - Intelligent wireless watermeter system - Google Patents
Intelligent wireless watermeter system Download PDFInfo
- Publication number
- CN1779420A CN1779420A CN 200410072862 CN200410072862A CN1779420A CN 1779420 A CN1779420 A CN 1779420A CN 200410072862 CN200410072862 CN 200410072862 CN 200410072862 A CN200410072862 A CN 200410072862A CN 1779420 A CN1779420 A CN 1779420A
- Authority
- CN
- China
- Prior art keywords
- water meter
- concentrator
- chip microcomputer
- radio remote
- remote transmitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
An intelligent radio water meter system is featured as applying radio telemetering technique on water meter, applying double way communication FSK communication module as micro power consumption radio communication module in concentrator control circuit, applying nonvolatile storage as storage in system and installing antiattack circuit on control circuit of radio telemetering water meter.
Description
Affiliated field
The invention belongs to instrument field, especially a kind of intelligent wireless watermeter system.
Background technology
Present employed intellectual water meter system generally adopts wired concentrator to concentrate the data of gathering essentic-water-meter, adopts the write by hand device to make a copy of data in the concentrator then.Its shortcoming is: 1. concentrator and essentic-water-meter need special cable wiring manufacture, bothersome effort; 2. the complete machine cost is higher, and maintenance cost is higher; 3. the existing systems degree of intelligence is lower, and system data is unreliable.Though the intellectual water meter system that adopts wireless mode is also arranged at present, and its communication modes adopts single worker's communication, often is subjected to the interference of similar frequency bands, makes the data of transmission unreliable, speed is lower
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art part, a kind of level of intelligence height is provided, realizes both-way communication, the rapid and reliable intelligent wireless watermeter system of data transmission.
The object of the present invention is achieved like this:
Intelligent wireless watermeter system is made of radio remote transmitting water meter, concentrator, wireless data write by hand device and intelligent management system, radio remote transmitting water meter is made up of single-chip microcomputer, micro power consumption wireless communication module, flow sensor, storer, concentrator is made of single-chip microcomputer, micro power consumption wireless communication module, storer, radio remote transmitting water meter and concentrator communication, wireless data write by hand device and radio remote transmitting water meter and concentrator communication, the data of checking meter through wireless data write by hand device upload to intelligent management system by the RS232 interface, it is characterized in that:
(1) the micro power consumption wireless communication module in radio remote transmitting water meter and the concentrator control circuit is the FSK communication module of both-way communication;
(2) storer in radio remote transmitting water meter and the concentrator control circuit is nonvolatile memory;
(3) on the single-chip microcomputer in the control circuit of radio remote transmitting water meter the attack protection circuit is installed.
And described micro power consumption wireless communication module is the wireless data communication circuit that is exclusively used in 433MHZ, and it links to each other with the serial asynchronous communication mouth UART of single-chip microcomputer.
And the nonvolatile memory that radio remote transmitting water meter adopted is the FM24CL04 storer, and the nonvolatile memory that concentrator adopted is the FM24CL64 storer, and these two storeies all link to each other with separately single-chip microcomputer by the 12C bus of standard.
And described flow sensor is a Wei root type flow sensor.
Superior result of use of the present invention is:
1. by the dynamic combined of native system large-diameter water meter and small diameter watermeter, form the network of a relative dynamic, realized the function of monitoring water pipe network;
2. system adopts Wireless transmission mode, the water meter of having saved wired mode to need the cost pressure that connects up, constructs and bring;
3. by professional communication scheme design, realize the sender table both-way communication of sender simultaneously, prevented the interference of similar frequency bands, guaranteed the reliable, quick of data transmission, made things convenient for technology upgrading, can realize automatic monitoring, this is that one-way communication is not accomplished;
4. system adopts the working method of low power consume, less emissive power and high reception sensitivity etc., has guaranteed the safe and reliable of system works.
5. the present invention adopts incorporate structure, and the length conformance with standard of whole controller is easy for installation.Adopt wireless mechanics of communication, do not need special cable wiring manufacture etc., saved great amount of manpower and material resources.Adopt two-way communication modes, the communication scheme of specialty, prevented the interference of similar frequency bands, the transmission of having guaranteed data is reliable, quick, and can adopt the device cascade system that focuses mostly on, the person of checking meter can not need can be finished the work of checking meter to the device that focuses mostly on upstairs, is the intelligent radio remote transmitting water meter system of a new generation.
Description of drawings
Fig. 1 is the control circuit block scheme of remote transmitting water meter of the present invention;
Fig. 2 is the control circuit block scheme of data concentrator of the present invention;
Fig. 3 is the control circuit figure of Fig. 1;
Fig. 4 is the control circuit figure of Fig. 2.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are further described:
Intelligent wireless watermeter system is made up of radio remote transmitting water meter, concentrator, wireless data write by hand device and intelligent management system four parts.Wherein, wireless data write by hand device is that existing palm PC installs wireless module additional and is convenient to and concentrator and radio remote transmitting water meter communication, and this wireless data write by hand device links to each other with management computer by the RS232 communication interface, with data upload to management software.Because wireless data write by hand device and intelligent management system are existing product, therefore no longer narration.The control circuit of narrating radio remote transmitting water meter and concentrator below emphatically constitutes.
1. radio remote transmitting water meter is referring to Fig. 1, Fig. 3.
Radio remote transmitting water meter is that MSP430F is as microprocessor by the model of single-chip microcomputer U1, its the corresponding interface connects the Wei root flow sensor of micro power consumption wireless communication module, nonvolatile memory FM24CL04, DLL (dynamic link library) circuit, little power consumption power switch circuit, essentic-water-meter respectively, antimagnetic attack circuit constitutes, below narration respectively:
(1). single-chip microcomputer is the core of radio remote transmitting water meter, connects the low frequency crystal oscillating circuit that the high frequency crystal oscillating circuit be made up of capacitor C 4, C5 and crystal oscillator T1 and crystal oscillator T2 constitute on its corresponding interface.The major function of single-chip microcomputer is that the work of each interface circuit of control, module is assumed unified command of, coordinated to portion's watchdog routine monitoring within it down.Statistic flow and magnetic attack time exchange and store these data, receive the order of write by hand device or concentrator and send data by wireless communication module.
(2). micro power consumption wireless communication module FSK1, power by the power switch circuit that triode Q1 and current-limiting resistance R4 constitute, FSK1 is the wireless data communication circuit that is exclusively used in 433MHZ, it links to each other with the serial asynchronous communication mouth UART of single-chip microcomputer, enable under the control end control order or the data-signal of single-chip microcomputer to be modulated and gone out through antenna transmission at single-chip microcomputer.It also can receive the wireless signal of the same frequency in space and will send to single-chip microcomputer after its demodulation.
(3). the 12C bus of nonvolatile memory U2 by standard links to each other with single-chip microcomputer, is used for storing the various parameters, state, 60 days water data of water meter etc.R2 in this circuit, R3 are pull-up resistor.
(4). single-chip microcomputer also is connected with a DLL (dynamic link library) X1, and C1, the C2 in this DLL (dynamic link library) circuit, C3 and resistance R 1 have constituted the power filter reset circuit.
(5). single-chip microcomputer also is connected with a voltage detection circuit, and this circuit is made of current-limiting resistance R8, R9 and triode Q2, and its effect is the voltage electric weight of following in working order detection battery and calculates, compares, realizes the monitoring to battery.
(6). the flow sensor FLOW of essentic-water-meter is a Wei root type flow sensor, and the pull-up circuit that constitutes by R6, C7 links to each other with single-chip microcomputer, and effect provides reliable flow pulse and is used for statistic flow to single-chip microcomputer.
(7). antimagnetic attack circuit is made of R5, C6 and magnetic switch S1, and S1 closure when being subjected to the magnetic attack is utilized tongue tube to offer single-chip microcomputer magnetic and attacked alerting signal, so that single-chip microcomputer carries out the statistics of magnetic attack time.
Radio remote transmitting water meter provides power supply by lithium battery, and this battery is not shown in circuit.
2. concentrator is referring to Fig. 2, Fig. 4.
The model of the single-chip microcomputer U3 of concentrator also is the MSP430F microprocessor.The corresponding interface of this single-chip microcomputer connects micro power consumption wireless communication module, nonvolatile memory FM24CL64, DLL (dynamic link library) circuit, clock circuit RX8025, battery voltage detection circuit formation, narration respectively below respectively:
(1) single-chip microcomputer U3 is the core of data concentrator, connects the low frequency crystal oscillating circuit that the high frequency crystal oscillating circuit be made up of capacitor C 11, C12 and crystal oscillator T3 and crystal oscillator T4 constitute on its corresponding interface.The major function of this single-chip microcomputer is: portion's watchdog routine monitoring within it down, the work of unified command, each interface circuit of coordination control, module, the order and the issue an order that receive the write by hand device by wireless communication module give acquisition zone small family table with control communication process, the collection of data, transmitting-receiving, realize the function of concentrator.
(2) micro power consumption wireless communication module FSK2 is the wireless data communication circuit that is exclusively used in 433MH, it links to each other with the serial asynchronous communication mouth UART of single-chip microcomputer, power by the on-off circuit that triode Q3, current-limiting resistance R10, filter capacitor C8 constitute, enable under the control end control at single-chip microcomputer, with the order of single-chip microcomputer or data-signal is modulated and send through antenna ANT, it also receives the space with wireless signal frequently and will send to single-chip microcomputer after its demodulation.
(3) model of nonvolatile memory U5 is FM24CL64.Filter capacitor is that C15, resistance R 20, R21 are pull-up resistor.Its 12C bus by standard links to each other with single-chip microcomputer, be used for the storage of collected district various communications parameters, store each small family that concentrator collects and show data and when the write by hand device is checked meter, these data are sent by single-chip microcomputer and micro power consumption wireless communication module.
(4) model of clock circuit U4 is RX8025.Filter capacitor is that C10, pull-up resistor are R14, R15, R16, R17, and also the 12C bus by standard links to each other with single-chip microcomputer, offers concentrator timing accurately, the meter-reading function of 24 hours warning IE concentrator every days.
(5) battery voltage measurement circuit is made of power supply DN1 (lithium battery), capacitor C 13, C14, resistance R 18, R19, this circuit connects the A/D translation interface of single-chip microcomputer, carry out the A/D conversion for the battery dividing potential drop to single-chip microcomputer, the cell voltage data are sent together with other data messages.
(6) single-chip microcomputer also is connected with a DLL (dynamic link library) X2, and C9 and resistance R 13 in this DLL (dynamic link library) circuit have constituted reset circuit.
In addition, this single-chip microcomputer also is connected with two LEDs 1 and LED2, is used for the demonstration of communication state.These two light emitting diodes are connected with current-limiting resistance R12, R11 respectively.
Principle of work of the present invention is:
Each big small family's table is gathered flow, statistics water data and record internal work state voluntarily and can preserve nearest 60 days data message in the storer of inside.The concentrator that is positioned in the dwelling house corridor utilizes small family's table of certain wireless channel and local area to carry out wireless telecommunications in the moment of every day regulation, and information such as the water data of each small family's table of copy reading and family table duty also is stored in the storer of inside.When tap water department need check meter, the person of checking meter stood in (for rich and influential family's table) near building mouth (for small family table) or the water meter chamber, hold the write by hand device and start meter reading procedure, with the data copy reading of needs in the storer of write by hand device inside.After returning administrative center, the write by hand device can design the device cascade function that focuses mostly on for the focus mostly on situation of device of high residential building, and the person of checking meter needn't be gone upstairs, only need can the full building of copy reading user's water meter at the building mouth data.
Claims (4)
1. intelligent wireless watermeter system, constitute by radio remote transmitting water meter, concentrator, wireless data write by hand device and intelligent management system, radio remote transmitting water meter is made up of single-chip microcomputer, micro power consumption wireless communication module, flow sensor, storer, concentrator is made of single-chip microcomputer, micro power consumption wireless communication module, storer, radio remote transmitting water meter and concentrator communication, wireless data write by hand device and radio remote transmitting water meter and concentrator communication, the data of checking meter through wireless data write by hand device upload to intelligent management system by the RS232 interface, it is characterized in that:
(1) the micro power consumption wireless communication module in radio remote transmitting water meter and the concentrator control circuit is the FSK communication module of both-way communication;
(2) storer in radio remote transmitting water meter and the concentrator control circuit is nonvolatile memory;
(3) on the single-chip microcomputer in the control circuit of radio remote transmitting water meter antimagnetic attack circuit is installed.
2. intelligent wireless watermeter system according to claim 1 is characterized in that: described micro power consumption wireless communication module is the wireless data communication circuit that is exclusively used in 433MHZ, and it links to each other with the serial asynchronous communication mouth UART of single-chip microcomputer.
3. intelligent wireless watermeter system according to claim 1, it is characterized in that: the nonvolatile memory that radio remote transmitting water meter adopted is the FM24CL04 storer, the nonvolatile memory that concentrator adopted is the FM24CL64 storer, and these two storeies all link to each other with separately single-chip microcomputer by the 12C bus of standard.
4. intelligent wireless watermeter system according to claim 1 is characterized in that: described flow sensor is a Wei root type flow sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072862 CN1779420A (en) | 2004-11-25 | 2004-11-25 | Intelligent wireless watermeter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072862 CN1779420A (en) | 2004-11-25 | 2004-11-25 | Intelligent wireless watermeter system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1779420A true CN1779420A (en) | 2006-05-31 |
Family
ID=36769826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410072862 Pending CN1779420A (en) | 2004-11-25 | 2004-11-25 | Intelligent wireless watermeter system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1779420A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103200741A (en) * | 2013-04-10 | 2013-07-10 | 武汉华炬光电有限公司 | Light emitting diode (LED) intelligent illuminating system based on environmental illumination self-adaption technology |
| CN108303153A (en) * | 2018-03-16 | 2018-07-20 | 福水智联技术有限公司 | Split type water meter |
| CN109238387A (en) * | 2018-09-17 | 2019-01-18 | 浙江威星智能仪表股份有限公司 | Wireless remote transmission ultrasonic water meter |
-
2004
- 2004-11-25 CN CN 200410072862 patent/CN1779420A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103200741A (en) * | 2013-04-10 | 2013-07-10 | 武汉华炬光电有限公司 | Light emitting diode (LED) intelligent illuminating system based on environmental illumination self-adaption technology |
| CN108303153A (en) * | 2018-03-16 | 2018-07-20 | 福水智联技术有限公司 | Split type water meter |
| CN108303153B (en) * | 2018-03-16 | 2020-03-27 | 福水智联技术有限公司 | Split water meter |
| CN109238387A (en) * | 2018-09-17 | 2019-01-18 | 浙江威星智能仪表股份有限公司 | Wireless remote transmission ultrasonic water meter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101286853B (en) | Energy supply device and method for sensor node in wireless network | |
| CN100385874C (en) | Integrative intelligent system of digitization community | |
| CN201886162U (en) | Weather information acquisition device | |
| CN204145547U (en) | A kind of building energy consumption management system for monitoring | |
| CN202434038U (en) | Wireless power meter reading system | |
| CN103941312A (en) | Remote rainfall monitoring system | |
| CN102682585A (en) | Internet of things data acquirer | |
| CN201177869Y (en) | Environment protection data collector | |
| CN205470935U (en) | Intelligence clothing collection box | |
| CN204707319U (en) | Based on the street lamp control system of wireless transmission | |
| CN203552448U (en) | Dam safety monitoring system based on ZigBee wireless sensor network | |
| CN202261366U (en) | Multifunctional communication gateway collector | |
| CN107367594A (en) | A kind of long-distance water quality monitoring system based on GPRS and SMS | |
| CN1779420A (en) | Intelligent wireless watermeter system | |
| CN104330109A (en) | Method of automatically detecting multiple parameters of architectural physical environment | |
| CN208014157U (en) | A kind of geotechnical engineering wireless data intelligent collector based on GPRS | |
| CN204758062U (en) | Intelligent teletransmission gas of thing networking table | |
| CN211878729U (en) | Intelligent monitoring system for acquisition equipment | |
| CN109469188A (en) | A kind of Intelligent rainwater well lid based on the NB-IoT communication technology | |
| CN204993248U (en) | Multichannel DC voltage electric current collector based on photovoltaic power plant information system | |
| CN204098865U (en) | A kind of intelligent monitoring oil exploration equipment system | |
| CN110234088B (en) | Curtain wall monitoring transmission method | |
| CN2786574Y (en) | Environmental noise on-line automatic monitoring system | |
| CN102143205A (en) | Internet of things technology-based environment monitoring node and system | |
| CN205540219U (en) | Power supply management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |