CN204066355U - Based on the water meter mobile collection device of MBUS bus and WIFI circuit - Google Patents
Based on the water meter mobile collection device of MBUS bus and WIFI circuit Download PDFInfo
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- CN204066355U CN204066355U CN201420223258.3U CN201420223258U CN204066355U CN 204066355 U CN204066355 U CN 204066355U CN 201420223258 U CN201420223258 U CN 201420223258U CN 204066355 U CN204066355 U CN 204066355U
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Abstract
The utility model provides a kind of water meter mobile collection device based on MBUS bus and WIFI circuit, comprises miniature control module MCU, transtation mission circuit, receiving circuit, power supply, MBUS bus and WIFI circuit; Wherein said miniature control module MCU is connected with WIFI circuit, transtation mission circuit, receiving circuit and power supply respectively; Described transtation mission circuit comprises adjustable three and rectifies Voltagre regulator LM317 and peripheral circuit thereof; Described receiving circuit comprises comparer LM393 and peripheral circuit thereof; Described power supply is powered to miniature control module MCU, transtation mission circuit, receiving circuit and WIFI circuit respectively; The utility model mobile collection device adopts lithium battery group to power, and has the features such as easy to carry, data rate is fast, structure is simple, cost is low, installation and maintenance are easy.
Description
Technical field
The utility model relates to user's tap water water state information monitoring field, specifically a kind of water meter mobile collection device based on MBUS bus and WIFI circuit.
Background technology
At present, most tap water meter does not possess the function of data message teletransmission, Running-water Company want obtain user use water information, only take human at periodic intervals to visit and sweep the form of table, time of so not only checking meter is long, waste of manpower, material resources, and cannot in time the data collected be stored and be analyzed.
For present situation, some tap water public affairs adopt the wire transmission modes such as RS485, MBUS the data of water meter to be sent to control center, manual routing's at substantial man power and material, necessary rewiring when collector needs to add new equipment, poor expandability.Because most water pump composite is in well or outdoor, there is very large problem in equipment power-extracting.
Gathering water meter condition information to realize network communication, proposing the water meter acquiring device based on MBUS, WIFI circuit and lithium battery power supply.Water meter is connected with collector through MBUS bus, and the handheld devices such as mobile phone realize the collection to the data of water meter in MBUS bus by WIFI wireless network.When Running-water Company checks meter, as long as install meter reading software on mobile phone or panel computer, the collection to data of water meter, storage and statistics just can be realized.This collector has the features such as be convenient for carrying, data rate is fast, structure is simple, cost is low, mobile phone or flat board are checked meter.Be suitable for installing and using in tap water supply facility.
Summary of the invention
For above deficiency of the prior art, the purpose of this utility model is to provide a kind of easy to carry, data rate is fast, structure is simple, cost is low, installation and maintenance are easy to based on MBUS bus and WIFI circuit water meter mobile collection device.For achieving the above object, the technical solution of the utility model is:
Based on a water meter mobile collection device for MBUS bus and WIFI circuit, comprise Acquisition Circuit, transtation mission circuit, receiving circuit, power supply, MBUS bus and WIFI circuit; Wherein
Described Acquisition Circuit is connected with WIFI circuit, transtation mission circuit, receiving circuit and power supply respectively;
Described transtation mission circuit comprises photoisolator U9, triode Q4, adjustable three rectify Voltagre regulator LM317, the MCU TXD port of described Acquisition Circuit (1) is connected with the pin two of photoisolator U9, the pin one of described photoisolator U9 is connected with 3.3V voltage by resistance R32, the pin 4 of described photoisolator U9 is connected with 12V voltage, the pin 3 of described photoisolator I U9 leads up to resistance R47 ground connection, resistance of separately leading up to is connected with the base stage of triode Q4, the grounded emitter of triode Q4, the collector of triode Q4 to be held with adjustable three ADJ rectifying Voltagre regulator LM317 by resistance R58 and is connected, the described adjustable three ADJ ends rectifying Voltagre regulator LM317 lead up to resistance R59 ground connection, lead up to electric capacity C28 ground connection, resistance R60 of separately leading up to holds with adjustable three Vout rectifying Voltagre regulator LM317 and is connected, the described adjustable three Vin ends rectifying Voltagre regulator LM317 are connected with 35V voltage, described adjustable three rectify the Vout end of Voltagre regulator LM317 by electric capacity C24 ground connection, the described adjustable three Vout ends rectifying Voltagre regulator LM317 are connected with MBUS bus by resistance R61, described MBUS bus is connected with water meter,
Described receiving circuit comprises comparer LM393, diode D4, U7 and electric capacity E6, MBUS bus is leaded up to resistance R63 and is connected with the input anode of comparer LM393, another road is connected with the positive pole of diode D4, the negative pole of diode D4 is connected with comparer LM393 input cathode by resistance R63, described comparer LM393 input cathode leads up to resistance R65 ground connection, one tunnel is connected with the positive pole of electric capacity E6, the minus earth of described electric capacity E6; Described 35V power supply is connected and ground connection with comparer LM393 by U6B, and the described output terminal of comparer LM393 is connected with the pin two of U7, and is connected with the MCU RXD port of Acquisition Circuit by pin 4; Pin 3 ground connection of described U7, the pin 4 of U7 is connected with 3.3V voltage by resistance R6, and 1 pin of U7 is connected with 12V voltage by resistance R46;
Described power supply is powered to Acquisition Circuit, transtation mission circuit, receiving circuit and WIFI circuit respectively;
When mobile phone/panel computer gathers the information of water meter, the collection control signal that described WIFI circuit is sent by WIFI antenna reception mobile phone/panel computer, and be transmitted to Acquisition Circuit by the TXD WIFI terminal of WIFI circuit, collection control signal is sent to transtation mission circuit by MCU TXD terminal by described Acquisition Circuit, described transtation mission circuit is rectified Voltagre regulator LM317M by adjustable three and is exported high/low voltage, and through MBUS bus, control signal is sent to water meter;
When flow information is returned to mobile phone/panel computer by MBUS by water meter, described water meter is connected with receiving circuit through MBUS bus, flow information signal is transmitted to the MCU RXD port of Acquisition Circuit by described receiving circuit by comparer LM393, flow information signal is sent to the RXD terminal of WIFI circuit by described Acquisition Circuit, and sends to mobile phone/panel computer by WIFI antenna.
Further, described Acquisition Circuit is 8 or 16 MCU.
Further, described power supply is 14.8V4400mAH lithium battery group.
Further, described WIFI circuit adopts WIFI circuit module USR-WIFI232-G.
Advantage of the present utility model and beneficial effect as follows:
This collector adopts WIFI circuit, Acquisition Circuit and MBUS bus, has features such as being convenient for carrying, data rate is fast, structure is simple, cost is low, mobile phone or flat board are checked meter.Be suitable for installing and using in tap water supply facility.
Accompanying drawing explanation
Figure 1 shows that the water meter mobile collection device structural representation of the utility model preferred embodiment based on MBUS bus and WIFI circuit;
Fig. 2 is WIFI circuit schematic diagram;
Fig. 3 is the utility model preferred embodiment transtation mission circuit figure;
Fig. 4 is the utility model preferred embodiment receiving circuit figure.
Embodiment
The embodiment providing an indefiniteness below in conjunction with accompanying drawing is further elaborated the utility model.
With reference to shown in Fig. 1-Fig. 4, Fig. 1 is a kind of water meter mobile collection device based on MBUS bus and WIFI circuit, comprises Acquisition Circuit 1, transtation mission circuit 2, receiving circuit 3, power supply 4, MBUS bus 5 and WIFI circuit 6; Wherein
Preferably, described Acquisition Circuit 1 is connected with WIFI circuit 6, transtation mission circuit 2, receiving circuit 3 and power supply 4 respectively; Send and record principle: MBUS main equipment is the mode traffic bit information changed by level to the code stream from equipment, level complies with the following requirements: the voltage of logical one (MARK) corresponding 36V, when transmitting logical zero (SPACE), the voltage in bus reduces to 24V from 36V.The code stream of MBUS from equipment to main equipment is realized from the electric current of devices consume by modulation, electric current complies with the following requirements: logical one (MARK) represents with the steady current of 1.5mA, and logical zero (SPACE) then need add the electric current of 11-20mA on the basis of 1.5mA.Stationary state in MBUS bus is logical one, and the voltage now on bus driver is 36V, is 1.5mA steady current from the quiescent current of equipment.When all from equipment not output logic " 0 " time, bus driver exports a constant electric current to drive bus, due to the resistive degeneration of transmission line, simultaneously according to from equipment and the distance of main equipment and the size from the total quiescent current of equipment, in the virtual voltage outline from equipment end lower than 36V.Therefore from being that the skew according to 12V level instead of the absolute value according to voltage carry out during the code stream of equipment on identification bus.Main equipment is then have the increase of 11-20mA to differentiate according to bus current when receiving the SPACE value sent from equipment.Therefore the direction of M-Bus at any time data transmission is unidirectional, and from main equipment to from equipment or from from equipment to main equipment, this communication mode not only achieves and have also obtained very strong resistivity to external disturbance to the remote power feeding from equipment simultaneously.
Described transtation mission circuit 2 comprises photoisolator U9, triode Q4, adjustable three rectify Voltagre regulator LM317, the MCU TXD port of described Acquisition Circuit (1) is connected with the pin two of photoisolator U9, the pin one of described photoisolator U9 is connected with 3.3V voltage by resistance R32, the pin 4 of described photoisolator U9 is connected with 12V voltage, the pin 3 of described photoisolator I U9 leads up to resistance R47 ground connection, resistance of separately leading up to is connected with the base stage of triode Q4, the grounded emitter of triode Q4, the collector of triode Q4 to be held with adjustable three ADJ rectifying Voltagre regulator LM317 by resistance R58 and is connected, the described adjustable three ADJ ends rectifying Voltagre regulator LM317 lead up to resistance R59 ground connection, lead up to electric capacity C28 ground connection, resistance R60 of separately leading up to holds with adjustable three Vout rectifying Voltagre regulator LM317 and is connected, the described adjustable three Vin ends rectifying Voltagre regulator LM317 are connected with 35V voltage, described adjustable three rectify the Vout end of Voltagre regulator LM317 by electric capacity C24 ground connection, the described adjustable three Vout ends rectifying Voltagre regulator LM317 are connected with MBUS bus by resistance R61, described MBUS bus is connected with water meter,
Described receiving circuit 3 comprises comparer LM393, diode D4, photoisolator U7 and electric capacity E6, MBUS bus 5 is leaded up to resistance R63 and is connected with the input anode of comparer LM393, another road is connected with the positive pole of diode D4, the negative pole of diode D4 is connected with comparer LM393 input cathode by resistance R63, described comparer LM393 input cathode leads up to resistance R65 ground connection, one tunnel is connected with the positive pole of electric capacity E6, the minus earth of described electric capacity E6; Described 35V power supply is connected and ground connection with comparer LM393 by U6B, and the output terminal of described comparer LM393 is connected with the pin two of photoisolator U7, and is connected with the MCU RXD port of Acquisition Circuit 1 by pin 4; Pin 3 ground connection of described photoisolator U7, the pin 4 of photoisolator U7 is connected with 3.3V voltage by resistance R6, and 1 pin of photoisolator U7 is connected with 12V voltage by resistance R46;
Described power supply 4 is powered to Acquisition Circuit 1, transtation mission circuit 2, receiving circuit 3 and WIFI circuit 6 respectively;
Preferably, when mobile phone/panel computer gathers the information of water meter, the collection control signal that described WIFI circuit 6 is sent by WIFI antenna reception mobile phone/panel computer, and be transmitted to Acquisition Circuit 1 by the TXD WIFI terminal of WIFI circuit 6, collection control signal is sent to transtation mission circuit 2 by MCU TXD terminal by described Acquisition Circuit 1, described transtation mission circuit 2 is rectified Voltagre regulator LM317M by adjustable three and is exported high/low voltage, and through MBUS bus, control signal is sent to water meter;
The effect of USR-WIFI232-G is exactly a WIFI hot spot, substantially the same with the effect of wireless router, its inside is except the physics focus of WIFI, also has a TCP circuit, IP is 10.10.100.254, port is 8899, after mobile phone connects the WIFI network of this phase module upper, after being connected to TCP circuit, the data transparent transmission that just can realize before TCP connection and serial ports is preferred, when flow information is returned to mobile phone/panel computer by MBUS by water meter, described water meter is connected with receiving circuit 3 through MBUS bus, flow information signal is transmitted to the MCU RXD port of Acquisition Circuit 1 by described receiving circuit 3 by comparer LM393, flow information signal is sent to the RXD terminal of WIFI circuit by described Acquisition Circuit 1, and send to mobile phone/panel computer by WIFI antenna.
It is further preferred that described Acquisition Circuit 1 is 8 or 16 MCU, preferably, described Acquisition Circuit 1 is single machine unit;
It is further preferred that described power supply 4 is 14.8V4400mAH lithium battery group.
It is further preferred that described WIFI circuit 6 adopts WIFI circuit module USR-WIFI232-G.
In the present embodiment, described water meter is intellectual water meter, is connected with collector through MBUS bus, and the handheld device that mobile phone, iPad etc. have a WIFI network is connected to the WIFI circuit of collector, obtains water meter information, realize radio meter register by cell phone software.
These embodiments are interpreted as only being not used in restriction protection domain of the present utility model for illustration of the utility model.After the content of reading record of the present utility model, technician can make various changes or modifications the utility model, and these equivalence changes and modification fall into the utility model claim limited range equally.
Claims (4)
1., based on a water meter mobile collection device for MBUS bus and WIFI circuit, it is characterized in that: comprise Acquisition Circuit (1), transtation mission circuit (2), receiving circuit (3), power supply (4), MBUS bus (5) and WIFI circuit (6); Wherein
Described Acquisition Circuit (1) is connected with WIFI circuit (6), transtation mission circuit (2), receiving circuit (3) and power supply (4) respectively;
Described transtation mission circuit (2) comprises photoisolator U9, triode Q4, adjustable three rectify Voltagre regulator LM317, the MCU TXD port of described Acquisition Circuit (1) is connected with the pin two of photoisolator U9, the pin one of described photoisolator U9 is connected with 3.3V voltage by resistance R32, the pin 4 of described photoisolator U9 is connected with 12V voltage, the pin 3 of described photoisolator I U9 leads up to resistance R47 ground connection, resistance of separately leading up to is connected with the base stage of triode Q4, the grounded emitter of triode Q4, the collector of triode Q4 to be held with adjustable three ADJ rectifying Voltagre regulator LM317 by resistance R58 and is connected, the described adjustable three ADJ ends rectifying Voltagre regulator LM317 lead up to resistance R59 ground connection, lead up to electric capacity C28 ground connection, resistance R60 of separately leading up to holds with adjustable three Vout rectifying Voltagre regulator LM317 and is connected, the described adjustable three Vin ends rectifying Voltagre regulator LM317 are connected with 35V voltage, described adjustable three rectify the Vout end of Voltagre regulator LM317 by electric capacity C24 ground connection, the described adjustable three Vout ends rectifying Voltagre regulator LM317 are connected with MBUS bus by resistance R61, described MBUS bus is connected with water meter,
Described receiving circuit (3) comprises comparer LM393, diode D4, U7 and electric capacity E6, MBUS bus (5) is leaded up to resistance R63 and is connected with the input anode of comparer LM393, another road is connected with the positive pole of diode D4, the negative pole of diode D4 is connected with comparer LM393 input cathode by resistance R63, described comparer LM393 input cathode leads up to resistance R65 ground connection, one tunnel is connected with the positive pole of electric capacity E6, the minus earth of described electric capacity E6; Described 35V power supply is connected and ground connection with comparer LM393 by U6B, and the described output terminal of comparer LM393 is connected with the pin two of U7, and is connected with the MCU RXD port of Acquisition Circuit (1) by pin 4; Pin 3 ground connection of described U7, the pin 4 of U7 is connected with 3.3V voltage by resistance R6, and 1 pin of U7 is connected with 12V voltage by resistance R46;
Described power supply (4) is powered to Acquisition Circuit (1), transtation mission circuit (2), receiving circuit (3) and WIFI circuit (6) respectively;
When mobile phone/panel computer gathers the information of water meter, the collection control signal that described WIFI circuit (6) is sent by WIFI antenna reception mobile phone/panel computer, and be transmitted to Acquisition Circuit (1) by the TXD WIFI terminal of WIFI circuit (6), collection control signal is sent to transtation mission circuit (2) by MCU TXD terminal by described Acquisition Circuit (1), described transtation mission circuit (2) is rectified Voltagre regulator LM317M by adjustable three and is exported high/low voltage, and through MBUS bus, control signal is sent to water meter;
When flow information is returned to mobile phone/panel computer by MBUS by water meter, described water meter is connected with receiving circuit (3) through MBUS bus, flow information signal is transmitted to the MCURXD port of Acquisition Circuit (1) by described receiving circuit (3) by comparer LM393, flow information signal is sent to the RXD terminal of WIFI circuit by described Acquisition Circuit (1), and sends to mobile phone/panel computer by WIFI antenna.
2. the water meter mobile collection device based on MBUS bus and WIFI circuit according to claim 1, is characterized in that: described Acquisition Circuit (1) is 8 or 16 MCU.
3. the water meter mobile collection device based on MBUS bus and WIFI circuit according to claim 1, is characterized in that: described power supply (4) is 14.8V4400mAH lithium battery group.
4. the water meter mobile collection device based on MBUS bus and WIFI circuit according to claim 1, is characterized in that: described WIFI circuit (6) adopts WIFI circuit module USR-WIFI232-G.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420223258.3U CN204066355U (en) | 2014-05-04 | 2014-05-04 | Based on the water meter mobile collection device of MBUS bus and WIFI circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420223258.3U CN204066355U (en) | 2014-05-04 | 2014-05-04 | Based on the water meter mobile collection device of MBUS bus and WIFI circuit |
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| Publication Number | Publication Date |
|---|---|
| CN204066355U true CN204066355U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420223258.3U Expired - Fee Related CN204066355U (en) | 2014-05-04 | 2014-05-04 | Based on the water meter mobile collection device of MBUS bus and WIFI circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3013075A1 (en) * | 2014-10-20 | 2016-04-27 | Sinapsi S.r.l. | Radio repeater for automatic consumption metering systems |
| CN107833452A (en) * | 2017-11-15 | 2018-03-23 | 安徽南瑞中天电力电子有限公司 | A kind of strong type of load capacity III of MBUS buses, IV type collector |
| CN108806225A (en) * | 2018-08-09 | 2018-11-13 | 浙江八达电子仪表有限公司 | Micropower wireless multi-channel protocol converter |
-
2014
- 2014-05-04 CN CN201420223258.3U patent/CN204066355U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3013075A1 (en) * | 2014-10-20 | 2016-04-27 | Sinapsi S.r.l. | Radio repeater for automatic consumption metering systems |
| CN107833452A (en) * | 2017-11-15 | 2018-03-23 | 安徽南瑞中天电力电子有限公司 | A kind of strong type of load capacity III of MBUS buses, IV type collector |
| CN108806225A (en) * | 2018-08-09 | 2018-11-13 | 浙江八达电子仪表有限公司 | Micropower wireless multi-channel protocol converter |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 400,000 District B, 2nd Floor, 7th Building, No. 2 Changfuxi Road, North New District of Chongqing Patentee after: Chongqing Jutai Internet of Things Group Co.,Ltd. Address before: 401122, 3 building, 2 HSBC Road, Jinshan Industrial Zone, 1 North New District, Chongqing Patentee before: CHONGQING GREATIDE INTERNET OF THINGS TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |