CN109767610A - A kind of flow meter data remote transmitting device - Google Patents
A kind of flow meter data remote transmitting device Download PDFInfo
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- CN109767610A CN109767610A CN201811473655.5A CN201811473655A CN109767610A CN 109767610 A CN109767610 A CN 109767610A CN 201811473655 A CN201811473655 A CN 201811473655A CN 109767610 A CN109767610 A CN 109767610A
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Abstract
The present invention provides a kind of flow meter data remote transmitting device, including control module, flow detection module and remote transmission module；Flow detection module is used to obtain the data on flows of flowmeter；Control module connect to carry out data interaction with remote transmission module and flow detection module, and the data on flows that flow detection module obtains is sent to remote transmission module；Remote transmission module is established wireless telecommunications with remote server and is connect, and data on flows is sent to remote server, and receives the operational order of remote server transmission, is forwarded to control module.The present invention passes through setting remote transmission module, the data on flows of flowmeter can be sent to server in real time, facilitate server to be monitored, can also send a command to remote server by server to operate control flowmeter, realize the long-range management to flowmeter.
Description
Technical field
The present invention relates to flowmeter telecommunication technique field more particularly to a kind of flow meter data remote transmitting devices.
Background technique
Flowmeter is a kind of instrument for measuring fluid flow in pipeline or open channel, can be divided into liquid according to medium classification
Flowmeter and gas flowmeter, flowmeter generally require artificial progress data record in use, but multiple in part
In miscellaneous environment, it is sometimes necessary to which the data on flows of monitoring flowmeter at every moment prevents flow increasing or drop suddenly
It is low to cause risk accidents.
With the raising of life of urban resident level, each family resident can use and arrive combustion gas, and each family resident can pacify
Equipped with a gas meter, flow meter, gas company is facilitated to be managed, and with the very fast development of Internet of Things new era, existing gas meter, flow meter
Major part is fitted with long range radio transmissions module to carry out data transmission, such as wireless WIFI module, gsm module etc., these
A long range radio transmissions module is generally merely able to the combustion gas usage amount of transmission gas meter, flow meter, facilitates gas company to calculate expense, and
The flow that gas meter, flow meter cannot be obtained carrys out the state of real-time monitoring gas meter, flow meter, and the process of this data transmission is unidirectional, combustion
Gas company operates control gas meter, flow meter by way of can not sending instructions under, it has not been convenient to which gas company carries out intelligent, automation
Management.
Summary of the invention
The technical problem to be solved in the present invention is designed to provide a kind of flow meter data remote transmitting device, to solve
The data on flows of gas meter, flow meter remotely can not monitor and control the problem of management.
To achieve the goals above, The technical solution adopted by the invention is as follows:
A kind of flow meter data remote transmitting device, comprising: control module, flow detection module and remote transmission mould
Block；
The flow detection module is used to obtain the data on flows of flowmeter；
The control module is connect to carry out data interaction with remote transmission module and flow detection module, and will be described
The data on flows that flow detection module obtains is sent to the remote transmission module；
The remote transmission module is established wireless telecommunications with remote server and is connect, and the data on flows is sent to described
Remote server, and the operational order that the remote server is sent is received, it is forwarded to the control module.
Preferably, single-chip microcontroller, the model MSP430FR6972 of the single-chip microcontroller are provided in the control module.
Preferably, it is provided with flow sensing circuit in the flow detection module, is provided in the flow sensing circuit
Interface chip (U5) and connector (JP2), connector (JP2) are RS485 communication joint, and connector (JP2) is connect with the flowmeter,
The 6th pin and the 7th pin of interface chip (U5) are connect with connector (JP2) respectively, the first pin of interface chip (U5)
It is connect with the 32nd pin of single-chip microcontroller, the second pin and third pin and single-chip microcontroller the 34th of interface chip (U5)
Pin connection, the 4th pin of interface chip (U5) and the 33rd pin of single-chip microcontroller connect, and the flowmeter passes through described
Connector (JP2) and interface chip (U5) carry out data transmission with the single-chip microcontroller.
Preferably, it is additionally provided in the flow sensing circuit opto-coupler chip (U8), the hair in the opto-coupler chip (U8)
The input terminal and output end of optical diode are connect with the connector (JP2), the phototriode in the opto-coupler chip (U8)
One end and single-chip microcontroller the 31st pin connect.
Preferably, it is provided with remote transmission circuit in the remote transmission module, is provided in the remote transmission circuit
It transmits chip (U4), the working frequency of transmission chip (U4) includes 850MHz, 900MHz, 1800MHz, 1900MHz.
It preferably, further include display module, the display module includes LCD liquid crystal display screen, it is connect with the single-chip microcontroller,
To show the communication state of time, data on flows and the remote transmission module, the LCD liquid crystal display screen has multiple
16th pin of pin, the LCD liquid crystal display screen is connect with the collector of the 4th triode (Q4), the 4th triode (Q4)
Base stage connect respectively with one end of one end of the 4th resistance (R4) and the 32nd resistance (R32), the 4th resistance (R4)
The other end accesses the 57th pin of single-chip microcontroller, and the other end of the 32nd resistance (R32) is grounded, the 4th triode (Q4)
Emitter is grounded after connecting with the 36th resistance (R36) and the 37th resistance (R37).
Preferably, it is additionally provided with power supply circuit, input power (J1) is accessed in one end of power supply circuit, and the power supply circuit is used
In the voltage of input power (J1) is converted to operating voltage, to be powered.
Preferably, the first decompression chip (U1), the second decompression chip (U2) and third are provided in the power supply circuit
It is depressured chip (U3), the input of the input power (J1) and first decompression chip (U1) and the second decompression chip (U2)
End connection is depressured chip (U2) for the voltage drop of the input power (J1) by first decompression chip (U1) and second
It is depressed into the first operating voltage, the input power (J1) also connect with the source electrode of the first metal-oxide-semiconductor (Q1), the first metal-oxide-semiconductor (Q1)
Drain electrode with third decompression chip (U3) connect, by third be depressured chip (U3) by the voltage step-down of the input power (J1) extremely
Second operating voltage, and first operating voltage and second operating voltage be not identical, the grid of the first metal-oxide-semiconductor (Q1) with
The collector of second triode (Q2) connects, one end of the base stage of the second triode (Q2) and the 28th resistance (R28) and
One end of 30th resistance (R30) connects, and the other end of the 30th resistance (R30) and the 16th pin of single-chip microcontroller connect
It connects, the other end of the 28th resistance (R28) is grounded after connecting with the emitter of the second triode (Q2).
The data on flows of flowmeter can be transmitted to by remote transmission module by remote server using the present invention, it is real
The remote transmission of existing data on flows, it is convenient that flowmeter is remotely monitored, while remote transmission module can receive server
The instruction of transmission is forwarded to control module, and control module can control flowmeter by instruction, realizes flowmeter
Long-range control eliminates the trouble for carrying out on-the-spot record to flowmeter of user at every moment, improves the work of data acquisition
Efficiency.
Detailed description of the invention
Fig. 1 is a kind of flow meter data remote transmitting device structural schematic diagram provided by the invention；
Fig. 2 is that the single chip circuit in a kind of control module of flow meter data remote transmitting device provided by the invention connects
Connect schematic diagram；
Fig. 3 is remote transmission circuit in a kind of flow meter data remote transmitting device remote transmission module provided by the invention
Schematic diagram；
Fig. 4 is a kind of display module circuit diagram of flow meter data remote transmitting device provided by the invention；
Fig. 5 is a kind of power supply circuit schematic diagram of flow meter data remote transmitting device provided by the invention；
Fig. 6 is a kind of design frame chart of flow meter data remote transmitting device provided by the invention.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Embodiment one
Referring to figs. 1 to Fig. 4, a kind of flow meter data remote transmitting device is present embodiments provided, comprising:
Control module, flow detection module and remote transmission module；
Flow detection module is used to obtain the data on flows of flowmeter；
Control module is connect to carry out data interaction with remote transmission module and flow detection module, and by flow detection
The data on flows that module obtains is sent to remote transmission module；
Remote transmission module is established wireless telecommunications with remote server and is connect, and data on flows is sent to remote server,
And the operational order of remote server transmission is received, it is forwarded to control module.
The data on flows of flowmeter is sent to server by remote transmission module, the monitoring of software of server end can
Remote real time monitoring is carried out to flowmeter to perform corresponding processing convenient for users to can quickly grasp data on flows.
User can also send some instructions in monitoring of software simultaneously, be then issued to instruction by remote server
Remote transmission module, then flowmeter is controlled by control module, it is user-friendly for long-range management.
In the present embodiment, single-chip microcontroller is provided in control module, wherein the model MSP430FR6972 of single-chip microcontroller.
It can refer to Fig. 2, Fig. 2 is the connection circuit of single-chip microcontroller, and single-chip microcontroller has multiple pins, and part of pin connects respectively
The LCD liquid crystal display screen being connected in flow sensing circuit, remote transmission circuit and display module, these connection relationships are subsequent
Diagram in it can be seen that.
It is provided with flow sensing circuit in flow detection module, as shown in Fig. 2, being provided with interface core in flow sensing circuit
Piece U5 and connector JP2, connector JP2 are RS485 communication joint, and connector JP2 is connect with flowmeter, and the 6th of interface chip U5 draws
Foot and the 7th pin are connect with connector JP2 respectively, and the first pin of interface chip U5 and the 32nd pin of single-chip microcontroller connect
It connecing, the second pin and third pin of interface chip U5 is connect with the 34th pin of single-chip microcontroller, and the 4th of interface chip U5 the
The connection of 33rd pin of pin and single-chip microcontroller, flowmeter are counted by connector JP2 and interface chip U5 with single-chip microcontroller
According to transmission.
Connector JP2 tool is there are four contact, and the 6th pin of interface chip U5 connects with the second contact of connector JP2, interface
The 7th pin of chip U5 connects with the third contact of connector JP2, and when using the device, connector JP2 needs to be linked into flow
In meter, to acquire the data on flows of flowmeter.
The first pin, second pin, third pin and the 4th pin of interface chip U5 is then connect with single-chip microcontroller, is responsible for
Data on flows is transferred to single-chip microcontroller.
The 8th pin access of interface chip U5 has the first operating voltage of 3.3V, on the 8th pin also with resistance R19, electricity
R6 and resistance R40, resistance R39 connection are hindered, is grounded after connection, resistance R19 connects with resistance R16, resistance R40 and resistance
R39 series connection, access has the second contact of connector JP2 between resistance R19 and resistance R6, connects between resistance R40 and resistance R39
The third contact of head JP2.
Operating voltage herein includes the first operating voltage and the second operating voltage, the voltage value of the first operating voltage
Voltage value for 3.3V, the second operating voltage is 4.2V, and the first operating voltage and the second operating voltage are to pass through power supply circuit
220V alternating current is depressured, power supply circuit subsequent chapter will be described in detail again.
In a preferable embodiment, it is additionally provided with opto-coupler chip U8 in flow sensing circuit, in opto-coupler chip U8
Light emitting diode input terminal and output end connect with connector JP2, one end of the phototriode in opto-coupler chip U8 with
31st pin of single-chip microcontroller connects.
Opto-coupler chip U8 accesses the operating voltage for having 3.3V, and the one end being connected with the 31st pin of single-chip microcontroller is photosensitive three
The collector of pole pipe, collector are also connected with resistance R35 and capacitor C21, and resistance R35 is in parallel with capacitor C21.
Opto-coupler chip U8 has strong anti-interference ability and higher efficiency of transmission, can guarantee flowmeter transmission
Data on flows is timely sent to single-chip microcontroller, is interfered when avoiding data transmission from postponing, while being also prevented from data transmission,
Guarantee the reliability and stability of data transmission.
It is remote transmission circuit diagram in remote transmission module with reference to Fig. 3, Fig. 3, is provided in remote transmission module remote
Journey transmission circuit, is provided with transmission chip U4 in remote transmission circuit, the working frequency of transmission chip U4 include 850MHz,
900MHz、1800MHz、1900MHz。
In the present embodiment, the model SIM800C, SIM800C of transmission chip U4 is a four frequencies GSM/GPRS module, is
The encapsulation of castle hole, performance are stablized, and appearance is small and exquisite, and cost performance is high, can adapt to compact environment, at the same can establish TCP or
UDP is linked to remote server.
The first pin and second pin for transmitting chip U4 are connect with single-chip microcontroller, for realizing data between single-chip microcontroller
Send or receive.
The 34th pin and the access of the 35th pin for transmitting chip U4 have the second operating voltage, pass through the second work
It is powered as voltage.
By transmitting chip U4, the data on flows that single-chip microcontroller is sent can be transferred to remote server, convenient long-range clothes
Business device end is monitored, while can also receive the instruction of remote server transmission, is sent to single-chip microcontroller, single-chip microcontroller further according to
Instruction controls flowmeter, such as opening and closing and uninterrupted for controlling flowmeter valve etc..
It is the circuit connection schematic diagram of display module LCD liquid crystal display screen with reference to Fig. 4, Fig. 4, wherein LCD liquid crystal display screen
It is connect with single-chip microcontroller, to show the communication state of time, data on flows and remote transmission module, LCD liquid crystal display screen tool
There are multiple pins, the 16th pin of LCD liquid crystal display screen is connect with the collector of the 4th triode Q4, the 4th triode Q4's
Base stage is connect with one end of one end of the 4th resistance R4 and the 32nd resistance R32 respectively, another termination of the 4th resistance R4
Enter the 57th pin of single-chip microcontroller, the other end ground connection of the 32nd resistance R32, the emitter and third of the 4th triode Q4
It is grounded after 16 resistance R36 and the 37th resistance R37 connection.
Wherein the 4th triode Q4 is used to control the backlight of LCD liquid crystal display screen, and LCD liquid crystal display shows current time, together
When the data on flows of flowmeter is shown, convenient for users to getting information about data on flows, while LCD liquid crystal display screen is also
Can show communication state, i.e., display it is current whether communicated, current transmission speed etc..
LCD liquid crystal display screen is also equipped with power supply, and it is the first operating voltage that the voltage of power supply, which is 3.3V,.
In the present embodiment, it is additionally provided with power supply circuit, input power J1 is accessed in one end of power supply circuit, and power supply circuit is used for
The voltage of input power J1 is converted into operating voltage, to be powered.
Wherein, input power J1 accesses alternating current, i.e. its voltage is that 220V needs to drop alternating current in use
Pressure, is reduced to operating voltage, feedway or modules.
Wherein operating voltage includes the first operating voltage and the second operating voltage, and the voltage value of the first operating voltage is
3.3V, the voltage value of the second operating voltage are 4.2V.
By the way that two operating voltages are arranged, it can facilitate and modules are powered, guarantee that the stabilization of power supply power supply can
It leans on.
In a preferable embodiment, the first decompression chip U1, the second decompression chip U2 are provided in power supply circuit
And third is depressured chip U3, input power J1 and the first decompression chip U1 and the input terminal of the second decompression chip U2 is connect,
By the first decompression chip U1 and the second decompression chip U2 by the voltage step-down of input power J1 to the first operating voltage, input
Power supply J1 is also connect with the source electrode of the first metal-oxide-semiconductor Q1, and the drain electrode of the first metal-oxide-semiconductor Q1 is connect with third decompression chip U3, by the
Three decompression chip U3 are by the voltage step-down of input power to the second operating voltage, and the first operating voltage and the second operating voltage are not
Identical, the grid of the first metal-oxide-semiconductor Q1 is connect with the collector of the second triode Q2, the base stage and the 28th of the second triode Q2
One end of resistance R28 and the connection of one end of the 30th resistance R30, the tenth of the other end of the 30th resistance R30 and single-chip microcontroller the
The connection of six pins, the other end of the 28th resistance R28 are grounded after connecting with the emitter of the second triode Q2.
The model of first decompression chip U1 and the second decompression chip U2 are identical, can either be by the voltage value of input power J1
Drop to the first operating voltage, at the same the input terminal of the first decompression chip U1 be also connected with electrolytic capacitor CE3, CE2, CE1 and
Capacitor C3, C4 are also connected with electrolytic capacitor CE7 and capacitor C5, C9 in the output end of the first decompression chip U1, pass through these electricity
Solution capacitor enables to the first decompression chip U1 that the first operating voltage after decompression is carried out pressure stabilizing, guarantees that the first operating voltage is steady
Surely it is in 3.3V, is powered with the voltage for providing stable.
The input terminal of second decompression chip U2 is also connected with electrolytic capacitor CE4, and the output end of the second decompression chip U2 also connects
It is connected to electrolytic capacitor CE8 and capacitor C6, capacitor C10, the voltage of the second decompression chip U2 output is stablized.
Third, which is depressured chip U3, has multiple pins, including pin FEEDBACK, pin OUTPUT, pin ON/
OFF, pin Vin and pin GND.
Pin ON/OFF and pin GND are grounded after interconnecting, pin OUTPUT be connected with one end of inductance L1 with
And the output end of diode D2, the other end of inductance L1 are connected with the input terminal of electrolytic capacitor C12, one end of resistance R9, capacitor
It is grounded after C13 and capacitor C14, capacitor C13 and capacitor C14 are in parallel, the other end of resistance R9 and one end of resistance R10 connect
It connects, after the other end of resistance R10 connect with the output end of electrolytic capacitor C12 and then connect with the input terminal of diode D2
Ground connection.
The input terminal and diode D1 for having electrolytic capacitor C11 are also accessed between the drain electrode and pin Vin of the first metal-oxide-semiconductor
Output end, the input terminal of diode D1 is in parallel with electrolytic capacitor C11, and is grounded.
Third is depressured chip U3 can be by the voltage step-down of input power J1 to the second operating voltage, i.e. 4.2V, while energy
Pressure stabilizing is enough carried out, guarantees to provide stable power supply power supply for device, prevents spread of voltage and cause the work of device different
Often.
A kind of design frame chart of flow meter data remote transmitting device is provided with reference to Fig. 6, Fig. 6, wherein single-chip microcontroller also connects
It is connected to buzzer, IC card seat, wherein buzzer can be used for alarming, and when the data on flows of flowmeter occurs abnormal, can pass through
Buzzer reminds user, and IC card seat may be used to user or producer and corresponding parameter is arranged by IC card, such as be arranged
Flow lowest threshold or flow highest threshold value, when a threshold is exceeded, buzzer is alarmed.
By remote transmission module, the data on flows of flowmeter can be transmitted to remote server, realize data on flows
Remote transmission, it is convenient that flowmeter is remotely monitored, while remote transmission module can receive the instruction that server is sent,
It is forwarded to control module, control module can control flowmeter by instruction, the long-range control of flowmeter is realized, and
And the flow sensing circuit in flow detection module can accurately obtain the data on flows of flowmeter in real time, ensure that data
Accuracy.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (8)
1. a kind of flow meter data remote transmitting device characterized by comprising control module, flow detection module and remote
Journey transmission module；
The flow detection module is used to obtain the data on flows of flowmeter；
The control module is connect to carry out data interaction with remote transmission module and flow detection module, and by the flow
The data on flows that detection module obtains is sent to the remote transmission module；
The remote transmission module is established wireless telecommunications with remote server and is connect, and the data on flows is sent to described long-range
Server, and the operational order that the remote server is sent is received, it is forwarded to the control module.
2. a kind of flow meter data remote transmitting device according to claim 1, which is characterized in that in the control module
It is provided with single-chip microcontroller, the model MSP430FR6972 of the single-chip microcontroller.
3. a kind of flow meter data remote transmitting device according to claim 1, which is characterized in that the flow detection mould
It is provided with flow sensing circuit in block, interface chip (U5) and connector (JP2), connector are provided in the flow sensing circuit
It (JP2) is RS485 communication joint, connector (JP2) is connect with the flowmeter, the 6th pin and the 7th of interface chip (U5)
Pin is connect with connector (JP2) respectively, and the first pin of interface chip (U5) and the 32nd pin of single-chip microcontroller connect, interface
The second pin and third pin of chip (U5) are connect with the 34th pin of single-chip microcontroller, the 4th pin of interface chip (U5)
Connect with the 33rd pin of single-chip microcontroller, the flowmeter by the connector (JP2) and interface chip (U5) with it is described
Single-chip microcontroller carries out data transmission.
4. a kind of flow meter data remote transmitting device according to claim 3, which is characterized in that the flow detection electricity
It is additionally provided in road opto-coupler chip (U8), the input terminal and output end of the light emitting diode in the opto-coupler chip (U8) and institute
Connector (JP2) connection is stated, one end of the phototriode in the opto-coupler chip (U8) and the 31st pin of single-chip microcontroller connect
It connects.
5. a kind of flow meter data remote transmitting device according to claim 1, which is characterized in that the remote transmission mould
It is provided with remote transmission circuit in block, transmission chip (U4), the transmission chip (U4) are provided in the remote transmission circuit
Working frequency include 850MHz, 900MHz, 1800MHz, 1900MHz.
6. a kind of flow meter data transmitting device according to claim 2, which is characterized in that it further include display module, institute
Stating display module includes LCD liquid crystal display screen, is connect with the single-chip microcontroller, to show time, data on flows and described remote
The communication state of journey transmission module, the LCD liquid crystal display screen have multiple pins, the 16th of the LCD liquid crystal display screen the
Pin is connect with the collector of the 4th triode (Q4), the base stage of the 4th triode (Q4) one end with the 4th resistance (R4) respectively
And the 32nd resistance (R32) one end connection, the 4th resistance (R4) the other end access single-chip microcontroller the 57th pin,
The other end of 32nd resistance (R32) is grounded, the emitter of the 4th triode (Q4) and the 36th resistance (R36) and the
It is grounded after 37 resistance (R37) connection.
7. a kind of flow meter data transmitting device according to claim 1, which is characterized in that it is additionally provided with power supply circuit,
Input power (J1) is accessed in one end of power supply circuit, and the power supply circuit is used to the voltage of input power (J1) being converted to work
Voltage, to be powered.
8. a kind of flow meter data transmitting device according to claim 7, which is characterized in that setting in the power supply circuit
There are the first decompression chip (U1), the second decompression chip (U2) and third decompression chip (U3), the input power (J1) and institute
State the first decompression chip (U1) and second decompression chip (U2) input terminal connection, by it is described first decompression chip (U1) with
And second decompression chip (U2) by the voltage step-down of the input power (J1) to the first operating voltage, the input power (J1)
It is also connect with the source electrode of the first metal-oxide-semiconductor (Q1), the drain electrode of the first metal-oxide-semiconductor (Q1) is connect with third decompression chip (U3), by the
Three decompressions chip (U3) by the voltage step-down of the input power (J1) to the second operating voltage, and first operating voltage with
Second operating voltage is not identical, and the grid of the first metal-oxide-semiconductor (Q1) is connect with the collector of the second triode (Q2), and the two or three
The base stage of pole pipe (Q2) is connect with one end of one end of the 28th resistance (R28) and the 30th resistance (R30), the third
16th pin of the other ends of ten resistance (R30) and single-chip microcontroller connects, the other end of the 28th resistance (R28) and the
It is grounded after the emitter connection of two triodes (Q2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811473655.5A CN109767610A (en) | 2018-12-04 | 2018-12-04 | A kind of flow meter data remote transmitting device |
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| CN201811473655.5A CN109767610A (en) | 2018-12-04 | 2018-12-04 | A kind of flow meter data remote transmitting device |
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| CN2581952Y (en) * | 2002-11-29 | 2003-10-22 | 福建省天通电讯科技有限公司 | Flow pulse counting acquiring display and data transmission apparatus |
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Application publication date: 20190517 |
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| RJ01 | Rejection of invention patent application after publication |