CN203489934U - Wireless valve control remote water meter - Google Patents
Wireless valve control remote water meter Download PDFInfo
- Publication number
- CN203489934U CN203489934U CN201320652488.7U CN201320652488U CN203489934U CN 203489934 U CN203489934 U CN 203489934U CN 201320652488 U CN201320652488 U CN 201320652488U CN 203489934 U CN203489934 U CN 203489934U
- Authority
- CN
- China
- Prior art keywords
- microprocessor
- valve control
- pin
- circuit
- water meter
- 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.)
- Expired - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 238000004891 communication Methods 0.000 claims abstract description 24
- 238000012360 testing method Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000035945 sensitivity Effects 0.000 abstract 1
- 239000003990 capacitor Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a wireless valve control remote water meter. The wireless valve control remote water meter comprises a base meter, a power supply and a detection circuit thereof, a water yield signal acquisition circuit, a valve control circuit, a wireless communication circuit, a PCB (printed circuit board) antenna and a microprocessor, wherein a MCU (microprogrammed control unit) and a wireless transceiver are integrated in the microprocessor, the serial port of the microprocessor is connected with the output end of the water yield signal acquisition circuit, the GPIO (general port input/output) port of the processor is connected with the valve control port of the valve control circuit, and the radio frequency antenna port of the processor is connected with the PCB antenna. Due to the adoption of the microprocessor with wireless communication function and the PCB antenna, the performance index of wireless communication of the meter is improved greatly, and the meter has the advantages of ultralow power consumption, high sensitivity, strong anti-jamming capacity, long communication distance, and strong wall-through capacity.
Description
Technical field
The utility model relates to a kind of water meter, particularly a kind of wireless valve control remote transmitting water meter.
Background technology
Radio communication is a kind of communication mode that utilizes characteristic that electromagnetic wave signal can be propagated in free space to carry out message exchange, is one of with fastest developing speed, most widely used communication technology in information communication field in recent years.
Under the background developing rapidly in China's buildings and industry measurement cause, the Ministry of Construction has proposed three requirements of showing out family to comfortable house standard, and therefore, the advantage that IC-card water meter and remote transmitting water meter are checked meter because registering one's residence progressively becomes current main flow intellectual water meter product.Following shortcoming and distant communication technical development due to the non real-time administrative mechanism of IC-card water meter, remote transmitting water meter can become the main flow water meter on market.
Remote transmitting water meter is divided into wired remote-transmission water meter and radio remote transmitting water meter from the angle of data transmission.Compare with wired remote-transmission water meter, radio remote transmitting water meter is without wiring, easy for installation, and executive cost is low, extendability and maintainable good, and therefore, radio remote transmitting water meter has cost and technical advantage.
Utility model content
The purpose of this utility model is to provide the wireless valve control remote transmitting water meter that a kind of reliability is high.
This wireless valve control remote transmitting water meter that the utility model provides, comprises base table, power supply and testing circuit thereof, water yield signal acquisition circuit, valve controling circuit, microprocessor and pcb board antenna, this microprocessor internal is integrated MCU and wireless transceiver; The serial ports of described microprocessor is connected with the output terminal of water yield signal acquisition circuit, and the GPIO port of this processor is connected with the valve control port of valve controling circuit, and the radio-frequency antenna port of this processor is connected with pcb board antenna.
It is SWMW470 micro power radio communication processor that described microprocessor adopts model, inner integrated MCU and wireless transceiver.
The utility model has microprocessor and the pcb board antenna of radio communication function by employing, significantly improved the performance index of table meter radio communication, has power consumption ultralow, and highly sensitive, antijamming capability is strong, and communication distance is far away, the advantage that ability through walls is strong.
Accompanying drawing explanation
Fig. 1 is functional block diagram of the present utility model.
Fig. 2 is microcontroller circuit figure of the present utility model.
Fig. 3 is water yield signal acquisition circuit figure of the present utility model.
Fig. 4 is valve controling circuit figure of the present utility model.
Fig. 5 is power supply of the present utility model and testing circuit figure thereof.
Embodiment
The utility model comprises base table, watchcase, motor, reducing gear and is arranged at the control circuit board in watchcase.Microprocessor obtains water yield signal or data from base table, opening and closing by motor and reducing gear by-pass valve control.This microprocessor obtains steering order by communication from main website water meter is managed and controlled.Watchcase plays protection (waterproof and dustproof, tamper-proof) effect to motor and reducing gear and microprocessor.
As shown in Figure 1, the utility model comprises base table, power supply and testing circuit thereof, water yield signal acquisition circuit, valve controling circuit, pcb board antenna and microprocessor, this microprocessor internal is integrated MCU and wireless transceiver.The serial ports of microprocessor is connected with the output terminal of water yield signal acquisition circuit, and the GPIO port of this processor is connected with the valve control port of valve controling circuit, and the radio-frequency antenna port of this processor is connected with pcb board antenna.
As shown in Figures 2 and 3, water yield signal acquisition circuit comprises resistance R 11, resistance R 12, capacitor C 7, capacitor C 9, resistance R 13 and resistance R 14 and connector XS3.The 1 pin ground connection of connector XS3.2 pin of this connector are by resistance R 12 series capacitance C9 ground connection; This pin is also connected with 6 pin of microprocessor by resistance R 12 resistance in series R14, for transmitting water yield sense enable signal En-M; This pin is connected with serial ports receiving end 22 pin of microprocessor by resistance R 12 simultaneously, and microprocessor receives TTL signal and checking pulse signal Rx-Ttl & Verify-Pulse2 thus.3 pin of this connector are by resistance R 11 series capacitance C7 ground connection; This pin is also connected with 6 pin of microprocessor by resistance R 11 resistance in series R13, for transmitting water yield sense enable signal En-M; This pin is connected with serial ports transmitting terminal 23 pin of microprocessor by resistance R 11 simultaneously, and microprocessor sends TTL signal level ranging pulse signal Tx-Ttl & Measure-Pulse1 thus; 4 pin of this connector are connected with power supply V3P3.
As shown in Figure 2 and Figure 4, valve controling circuit comprises triode Q3, triode Q4, triode Q5, triode Q6, triode Q7, triode Q8 and connector XS2.2 pin of triode Q4 are connected with power supply V3.3, its 1 pin and triode Q5 3 pin be connected, its 3 pin is connected with 3 pin of triode Q7 by capacitor C 4 resistance in series R5,3 pin of triode Q4 are also connected with 4 pin of connector XS2, for transmission of signal Power-L1.2 pin of triode Q5 are connected with 1 pin of triode Q7 by resistance R 6; Its 1 pin is by resistance R 4 ground connection, and this pin is also connected with 4 pin of microprocessor by resistance R 7 simultaneously, for transmitting by-pass valve control shutdown signal Ctrl-Motor-Close.The 2 pin ground connection of triode Q7; Its 3 pin is connected with 5 pin of connector XS2, for transmission of signal Power-L2.3 pin of triode Q3 are connected with 3 pin of triode Q4, its 2 pin ground connection, and its 1 pin is connected with 2 pin of triode Q6 by resistance R 18.3 pin of triode Q6 are connected with 1 pin of triode Q8; Its 1 pin is by resistance R 19 ground connection, and this 1 pin is also connected with 5 pin of microprocessor by resistance R 20 simultaneously, for transmitting by-pass valve control opening signal Ctrl-Motor-Open.2 pin of triode Q8 are connected with power supply V3.3; Its 3 pin is connected with 3 pin of triode Q7.
1 pin of connector XS2 is connected with 21 pin of microprocessor, for transmitting valve, closes the signal Motro-C that puts in place, and this 1 pin is also connected with 19 pin of microprocessor by resistance R 8, for transmitting valve detection enable signal En-Check.2 pin of connector XS2 are connected with 20 pin of microprocessor, for transmitting valve, reach a signal Motro-O, and this 2 pin is also connected with 19 pin of the GPIO port of microprocessor by resistance R 9, for transmitting valve detection enable signal En-Check.The other end of connector XS2 is connected with motor, and wherein 1 pin of this connector is connected with the detector switch that puts in place of motor with 2 pin, for valve being reached to position or valve, closes the detection signal put in place and reaches microprocessor.
As shown in Figure 5, power supply and testing circuit thereof comprise power circuit and power sense circuit.
Power circuit comprises dc-battery connector XS1, protection diode D1, filter capacitor C1 and polar capacitor C2.The positive terminal of dc-battery connector XS1 is connected with battery supply V3.6Bat, its negative pole end ground connection.The anode tap of protection diode D1 is connected with battery supply V3.6-Bat, and its cathode terminal is connected with power supply V3.3.Filter capacitor C1 is connected between power supply V3.3 and ground.Polar capacitor C2 is also connected between power supply V3.3 and ground.
Power sense circuit comprises triode Q1 and triode Q2.1 pin of triode Q1 is connected with 25 pin of microprocessor by resistance R 1, for transmitting battery detecting enable signal En-Det-Bat; 1 pin of this triode is connected with 1 pin of triode Q2 by resistance R 2; Its 2 pin ground connection.2 pin of triode Q2 are connected with power supply V3.6-Bat; Its 3 pin is by resistance R 3 resistance in series R17 ground connection, and this 3 pin is also connected with 26 pin of microprocessor by resistance R 3, for transmitting battery detecting signal Det-Bat.
Microprocessor is as main control chip of the present utility model, complete the functions such as data processing, valve control, wireless telecommunications and table status monitoring of water meter, and by communication, user's water information of acquisition and table status information are sent to main website, can to user's table meter, implement the functions such as remote valve gate control by this communication simultaneously.
It is SWMW470 micro power radio communication processor that microprocessor of the present utility model adopts model, inner integrated MCU and wireless transceiver.
Microprocessor of the present utility model obtains water yield signal by water yield signal acquisition circuit from base table, after microprocessor data is processed, obtains obtaining user's water information.Water yield signal acquisition circuit of the present utility model gathers base table output water yield signal, as: the pulse signal of tongue tube output or photo-electronic directly reading gauge outfit output TTL signal on base table.
When microprocessor receives valve event instruction by communication, by valve controling circuit drive motor, through reducing gear by-pass valve control, open or close.On motor, with the detector switch that puts in place, by connector XS2, be connected with microprocessor, for transmitting the detector switch detection valve that puts in place, open or close the signal whether putting in place.Valve controling circuit adopts bridge type driving circuit, reliable and stable.
Microprocessor internal that the utility model adopts is integrated wireless transceiver, completes radio communication by pcb board antenna, receives the instruction from management of the use of water system.
Management of the use of water system can complete water meter management and control by the utility model.During concrete operations: management of the use of water timing copy reading water meter walk the water yield and running status, when getting table status and find failsafe valve, the on-site maintenance of sending someone in time; When getting table status and find that user pulls out apparent source or continues to steal water, issue the valve instruction of long-range pass; By the water meter obtaining, walk the water yield and calculate the current real-time overdraw water yield of user, when this overdraw water yield exceeds the quata, issue the valve instruction of long-range pass.In addition, when administrative center finds that user exceeds the time limit not hand over water rate, can issue the valve instruction of long-range pass by the utility model; After user continues to pay dues, meet while opening valve condition, issue out valve instruction.
The utility model obtains user's water information, the trouble that having removed from visits checks meter by communication; By wireless remote valve control function, avoid the generation of malicious owing fee problem of water consumption; By communication, obtain in time water meter running status, easy to use, maintenance and management table meter.The features such as it is ultralow that radio communication of the present utility model has power consumption, highly sensitive, and antijamming capability is strong, and communication distance is far away.
Claims (2)
1. a wireless valve control remote transmitting water meter, comprise base table, power supply and testing circuit thereof, water yield signal acquisition circuit, valve controling circuit, it is characterized in that, this water meter also comprises microprocessor and pcb board antenna, this microprocessor internal is integrated MCU and wireless transceiver; The serial ports of described microprocessor is connected with the output terminal of water yield signal acquisition circuit, and the GPIO port of this processor is connected with the valve control port of valve controling circuit, and the radio-frequency antenna port of this processor is connected with pcb board antenna.
2. wireless valve control remote transmitting water meter according to claim 1, is characterized in that, it is SWMW470 micro power radio communication processor that described microprocessor has adopted model, inner integrated MCU and wireless transceiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320652488.7U CN203489934U (en) | 2013-10-23 | 2013-10-23 | Wireless valve control remote water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320652488.7U CN203489934U (en) | 2013-10-23 | 2013-10-23 | Wireless valve control remote water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203489934U true CN203489934U (en) | 2014-03-19 |
Family
ID=50260757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320652488.7U Expired - Lifetime CN203489934U (en) | 2013-10-23 | 2013-10-23 | Wireless valve control remote water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203489934U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198008A (en) * | 2014-08-11 | 2014-12-10 | 东本电气科技(苏州)有限公司 | Valve-controlled remote-transmitting water meter |
| CN104316124A (en) * | 2014-10-17 | 2015-01-28 | 扬州恒信仪表有限公司 | Remote water meter monitoring system and remote water meter monitoring method |
| CN105741523A (en) * | 2016-02-21 | 2016-07-06 | 武汉米风通信技术有限公司 | Ultra-narrow bandwidth wireless meter reading method |
| CN108871484A (en) * | 2018-04-04 | 2018-11-23 | 任俊伟 | A kind of remote transmitting water meter device and fare payment system |
-
2013
- 2013-10-23 CN CN201320652488.7U patent/CN203489934U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198008A (en) * | 2014-08-11 | 2014-12-10 | 东本电气科技(苏州)有限公司 | Valve-controlled remote-transmitting water meter |
| CN104316124A (en) * | 2014-10-17 | 2015-01-28 | 扬州恒信仪表有限公司 | Remote water meter monitoring system and remote water meter monitoring method |
| CN105741523A (en) * | 2016-02-21 | 2016-07-06 | 武汉米风通信技术有限公司 | Ultra-narrow bandwidth wireless meter reading method |
| CN108871484A (en) * | 2018-04-04 | 2018-11-23 | 任俊伟 | A kind of remote transmitting water meter device and fare payment system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203489934U (en) | Wireless valve control remote water meter | |
| CN106952411B (en) | Single-phase cost control intelligent electric energy meter | |
| CN203376828U (en) | Intelligent detection apparatus based on the Internet of Things and used for real-time security of PC desktop computer | |
| CN206451295U (en) | A kind of single-phase charge-controlled intelligent electric meter | |
| CN104952184A (en) | Bi-directional wireless intelligent door magnetic detector | |
| CN205140102U (en) | Two -way wireless Intelligence door magnetic detector | |
| CN204731913U (en) | A kind of door magnetic-inductive device | |
| CN103258411B (en) | Intelligent water meter reading system based on GPRS technology | |
| CN204059315U (en) | A kind of lateral canal integration water gaging flashboard | |
| CN204099914U (en) | Intelligent Pipe Leak Detection Instrument | |
| CN203365001U (en) | Temperature acquisition and wireless transmission system based on one-chip microcomputer | |
| CN202549037U (en) | Household wireless alarm device | |
| CN109814107A (en) | A kind of long-range ultrasonic ranging system based on open source hardware and virtual instrument | |
| CN107621297A (en) | A kind of long-range monitoring alarm of reservoir level | |
| CN205038789U (en) | Wireless meter reading device | |
| CN207675906U (en) | It is a kind of to be remotely located and the lithium battery equipment of remote monitoring electricity | |
| CN108627207A (en) | Ultrasonic electronic water meter | |
| CN203941157U (en) | Floatability is wireless pH value detection device | |
| CN203502586U (en) | Home safety system based on ultrasonic range finding module | |
| CN203338025U (en) | Ethernet-based intelligent home system | |
| CN207066547U (en) | A kind of ultrasonic test liquid level device | |
| CN207280549U (en) | A kind of long-range monitoring alarm of reservoir level | |
| CN206757865U (en) | A kind of data acquisition and remote monitoring device | |
| CN202720332U (en) | Device and system for wireless water regimen detection based on WIFI | |
| CN214985078U (en) | Vehicle door integrated safety device based on STC89C52RC single-chip microcomputer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140319 |
|
| CX01 | Expiry of patent term |