CN204065791U - Based on the air lock automatic control system of wireless sensor network - Google Patents
Based on the air lock automatic control system of wireless sensor network Download PDFInfo
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- CN204065791U CN204065791U CN201420299014.3U CN201420299014U CN204065791U CN 204065791 U CN204065791 U CN 204065791U CN 201420299014 U CN201420299014 U CN 201420299014U CN 204065791 U CN204065791 U CN 204065791U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model relates to a kind of air lock automatic control system based on wireless sensor network, comprise the multiple wireless sensor nodes be arranged near gate, wireless telecommunications between wireless sensor node and headstock gear control instrument, the input/output terminal of headstock gear control instrument is connected with the input/output terminal of main control computer.The utility model structure is simple, easy for installation, owing to arranging multiple wireless sensor node, system can not only detect the change of gatage and loading amount, the change of water level near gate, flow velocity and water temperature can also be monitored simultaneously, make control system can carry out scheduling controlling according to more hydrographic information to gate, enhance science and the reliability of control; And wireless transmission method is compared with traditional wire mode, simplify field wiring difficulty, avoid data communication to interrupt because signal wire is aging or damage, daily servicing is convenient.
Description
Technical field
The utility model relates to water conservancy gate automatic control technology field, especially a kind of air lock automatic control system based on wireless sensor network.
Background technology
At present, domestic existing air lock automatic control system, opening value and these two parameters of loading amount of gate can only be detected in the lifting process of gate, and be all connected by wire cable between sensor and gate control instrument, therefore, there is following defect in this type of sluice control system: first, cannot the important hydrographic information such as sensed water level, flow velocity, water temperature, when flood season level and change in flow are comparatively large and water temperature in winter is lower there is ice slush time, automatically cannot adjust in real time according to the running status of change to gate of hydrographic information, there is potential safety hazard; The second, the sensor wire cable of exposure easily damages in gate operational process, and can be subject to the interference of large-signal in power cable, causes control instrument to receive rub-out signal and misoperation, affects the normal operation of gate.
Utility model content
The purpose of this utility model is to provide a kind of can detect important hydrographic information near gate by wireless sensor node, enhances the air lock automatic control system based on wireless sensor network of the science of gate regulation process, reliability and stability.
For achieving the above object, the utility model have employed following technical scheme: a kind of air lock automatic control system based on wireless sensor network, comprise the multiple wireless sensor nodes be arranged near gate, wireless telecommunications between wireless sensor node and headstock gear control instrument, the input/output terminal of headstock gear control instrument is connected with the input/output terminal of main control computer.
The number of described wireless sensor node is 8; Described each wireless sensor node and headstock gear control instrument form star wireless network; Described headstock gear control instrument is connected with main control computer by universal serial bus.
Described wireless sensor node comprises the sensor for gathering hydrographic information, the output terminal of sensor is connected with the input end of Signal-regulated kinase, the output terminal of Signal-regulated kinase is connected with the input end of AD conversion module, the output terminal of AD conversion module is connected with the input end of signal processing module, and the output terminal of signal processing module is connected with the input end of display module, wireless communication module respectively.
Described headstock gear control instrument is connected with main control computer by RS232 communication module.
Described sensor is any one in level sensor, flow sensor, temperature sensor, load sensor and jaw opening sensor.
Described signal processing module comprises STC11F32XE single-chip microcomputer, described AD conversion module adopts CS5550 chip, they are 15 years old, 16 pins are connected with the output terminal of Signal-regulated kinase, they are 19 years old, 23, 7, 6, 5 pins respectively with the P3.3 of STC11F32XE single-chip microcomputer, P1.7, P3.2, P1.5, P1.6 pin is connected, its 1 pin is connected with its 24 pin by crystal oscillator Y1, its 13 pin ground connection, they are 11 years old, 12 pin parallel connections are afterwards by electric capacity C53 ground connection, its 14 pin respectively with resistance R48, one end of electric capacity C55 is connected, another termination+5V direct current of resistance R48, the other end ground connection of electric capacity C55.
Described display module comprises driving circuit and charactron, described driving circuit adopts driving chip TM1620,2,3,4,5,6,7,8,9 pins are connected with A, B, C, D, E, F, G, DP pin of charactron respectively, 17,16,14,13 pins select pin D1, D2, D3, D4 to be connected with the position of charactron respectively, and 20,19,18 pins are connected with P1.2, P1.3, P1.4 pin of STC11F32XE single-chip microcomputer respectively.
Described wireless communication module comprises wireless communication chips IC1, wireless communication chips IC1 adopts RN630 chip, its 1 pin ground connection, 1, the indirect ceramic condenser C3 of 2 pin, 3,4 pin are connected with P3.0, P3.1 pin of STC11F32XE single-chip microcomputer respectively, and 6,7,9 pin are unsettled.
As shown from the above technical solution, the utility model structure is simple, easy for installation, owing to arranging multiple wireless sensor node, system can not only detect the change of gatage and loading amount, the change of water level near gate, flow velocity and water temperature can also be monitored simultaneously, make control system can carry out scheduling controlling according to more hydrographic information to gate, enhance science and the reliability of control; And wireless transmission method is compared with traditional wire mode, simplify field wiring difficulty, avoid data communication to interrupt because signal wire is aging or damage, daily servicing is convenient.
Accompanying drawing explanation
Fig. 1 is network topological diagram of the present utility model.
Fig. 2 is the circuit block diagram of wireless sensor node in Fig. 1.
Fig. 3,4,5,6 is AD conversion module in Fig. 2, the charactron of display module, the driving circuit of display module, the circuit theory diagrams of wireless communication module respectively.
Fig. 7 is monitoring interface figure of the present utility model.
Embodiment
A kind of air lock automatic control system based on wireless sensor network, comprise the multiple wireless sensor nodes 1 be arranged near gate, wireless telecommunications between wireless sensor node 1 and headstock gear control instrument 2, the input/output terminal of headstock gear control instrument 2 is connected with the input/output terminal of main control computer 4.The input/output terminal of described headstock gear control instrument 2 is connected with the input/output terminal of main control computer 4 by universal serial bus 3, as shown in Figure 1.The number of described wireless sensor node 1 is 8; Described each wireless sensor node 1 forms star wireless network with headstock gear control instrument 2; Described headstock gear control instrument 2 is connected with main control computer 4 by universal serial bus 3.The wireless network that native system operationally builds is starshaped net topology, headstock gear control instrument 2 is as the Centroid of wireless network, other wireless sensor node 1 communicates with headstock gear control instrument 2 and uploads the data of collection, headstock gear control instrument 2 pairs of data carry out initial analysis and process, then by a part of data re-transmission to the main control computer 4 in master-control room.
As shown in Figure 2, described wireless sensor node 1 comprises the sensor for gathering hydrographic information, the output terminal of sensor is connected with the input end of Signal-regulated kinase, the output terminal of Signal-regulated kinase is connected with the input end of AD conversion module 5, the output terminal of AD conversion module 5 is connected with the input end of signal processing module 6, and the output terminal of signal processing module 6 is connected with the input end of display module 7, wireless communication module 8 respectively.Described sensor is any one in level sensor, flow sensor, temperature sensor, load sensor and jaw opening sensor.Sensor converts the physical quantity detected to electric signal, then send into Signal-regulated kinase and carry out filtering, amplification, AD conversion is carried out again through AD conversion module 5, digital signal after conversion is through signal processing module 6 treatment and analysis, and be packaged into the Frame of specific format, at set intervals by dataframe to the headstock gear control instrument 2 of radio network center Nodes, the interval time sending data can be arranged, if interval time is long, corresponding battery is just long, otherwise battery is then short.
As shown in Figure 3, described signal processing module 6 comprises STC11F32XE single-chip microcomputer, described AD conversion module 5 adopts CS5550 chip, they are 15 years old, 16 pins are connected with the output terminal of Signal-regulated kinase, they are 19 years old, 23, 7, 6, 5 pins respectively with the P3.3 of STC11F32XE single-chip microcomputer, P1.7, P3.2, P1.5, P1.6 pin is connected, its 1 pin is connected with its 24 pin by crystal oscillator Y1, its 13 pin ground connection, they are 11 years old, 12 pin parallel connections are afterwards by electric capacity C53 ground connection, its 14 pin respectively with resistance R48, one end of electric capacity C55 is connected, another termination+5V direct current of resistance R48, the other end ground connection of electric capacity C55.In order to ensure accuracy of detection, system have employed 24 high-precision AD converter CS5550 chips, the 2.5V reference voltage that the reference voltage of AD conversion adopts chip internal to carry, therefore the VFOUT pin of CS5550 chip is connected to VFIN pin, and by ceramic condenser C53 ground connection, noise decrease signal is to the interference of reference voltage.The output signal of sensor is the differential voltage signal of mV level, inputs from AIN1+ and the AIN1-pin of CS5550 chip.Power supply required for CS5550 chip operation is provided jointly by the 5V analog power in system and 5V digital power, and wherein 5V analog power connects VA+ pin, and 5V digital power connects VDD pin.The sheet of CS5550 chip selects pin to be
pin, connects the P3.2 pin of STC11F32XE single-chip microcomputer, and when the pin output low level of STC11F32XE single-chip microcomputer, CS5550 chip normally works, otherwise is in illegal state./ RST pin connects the P3.3 pin of STC11F32XE single-chip microcomputer, when output low level, CS5550 chip reset, its SDO, SCLK and SDI are three line serial communication ports of CS5550 chip, connect P1.5, P1.6 and P1.7 pin of STC11F32XE single-chip microcomputer respectively, SDI pin is the input port of data transmission, and whether SDO pin is used for sign A D conversion completes, and SCLK pin is time clock input port.Because CS5550 chip internal does not have oscillator, so also need the crystal-oscillator circuit of external 4.096MHz during work, connect XIN and XOUT pin respectively.
As shown in Figure 4,5, described display module 7 comprises driving circuit and charactron, described driving circuit adopts driving chip TM1620,2,3,4,5,6,7,8,9 pins are connected with A, B, C, D, E, F, G, DP pin of charactron respectively, 17,16,14,13 pins select pin D1, D2, D3, D4 to be connected with the position of charactron respectively, and 20,19,18 pins are connected with P1.2, P1.3, P1.4 pin of STC11F32XE single-chip microcomputer respectively.That the driving chip of highlighted charactron adopts is TM1620, display data by STB, CLK and DIN tri-line serial communication port input, connect P1.2, P1.3 and P1.4 pin of STC11F32XE single-chip microcomputer respectively, wherein STB is latch signal input port, CLK is synchronizing clock signals input port, and DIN is data input port.
As shown in Figure 6, described wireless communication module 8 comprises wireless communication chips IC1, and wireless communication chips IC1 adopts RN630 chip, its 1 pin ground connection, 1, the indirect ceramic condenser C3 of 2 pin, 3,4 pin are connected with P3.0, P3.1 pin of STC11F32XE single-chip microcomputer respectively, and 6,7,9 pin are unsettled.The interface extension line one of wireless communication module 8 has 9, wherein No. 1 extension line ground connection, No. 2 extension lines connect power supply, in order to reduce the interference of radiofrequency signal to other circuit in system, ceramic condenser C3 is added between No. 1 and No. 2 extension lines, like this can effective isolated part radio noise.No. 3 and No. 4 extension lines are the RS232 interfaces with STC11F32XE single chip communication, wherein No. 3 extension lines are RXD signal wire, meet the multiplexing pins P3.0 of STC11F32XE single-chip microcomputer, No. 4 extension lines are TXD signal wire, meet the multiplexing pins P3.1 of STC11F32XE single-chip microcomputer, after above-mentioned two signal wires connect, just can be communicated by RS232 interface with STC11F32XE single-chip microcomputer.STC11F32XE single-chip microcomputer needs the data sent first to pass to wireless communication module 8 by RS232 interface, then sends to other radio node by wireless communication module 8; The data that wireless communication module 8 receives, also can send STC11F32XE single-chip microcomputer to by RS232 interface and process.No. 8 extension lines of wireless communication module are sleep signal input end, because this module in native system is always at transmission signal, do not need dormancy, so this extension line is not connected to STC11F32XE single-chip microcomputer, connect fixing level, 6,7 and No. 9 extension lines are empty lead-in wire, allow it unsettled in circuit.
As shown in Figure 7, the information such as the current opening value of every gate hole, left and right sides loading value, water levels of upstream and downstream, flow velocity and water temperature value can be found out intuitively from figure, when a certain index is beyond the threshold value preset, startup sound and light alarm alert processes by monitoring interface.Automatic control, Non-follow control and Long-distance Control three kinds are divided into the control of gate, when safeguarding gate and detecting, Non-follow control function can be used; During gate day-to-day operation, automatic control mode or remote controlled manner can be adopted.
Multiple wireless sensor node 1 is set near gate, in the quantity of wireless sensor node 1 and node, the type of sensor can be arranged according to actual needs flexibly, and general every gate hole arranges 2 level sensor radio nodes, 2 flow sensor radio nodes, 1 temperature sensor radio node, 2 load sensor nodes and 1 jaw opening sensor node.Each wireless sensor node 1 forms star wireless network with corresponding headstock gear control instrument 2 and exchanges data, headstock gear control instrument 2 is arranged in the other electrical control cubicles of corresponding headstock gear, each headstock gear control instrument 2 is connected with the main control computer 4 controlled in machine room by universal serial bus 3, and main control computer 4 carries out real-time monitoring to the running status of each gate hole.
Principle of work of the present utility model is as follows: each wireless sensor node 1 be distributed in around gate forms star wireless network with corresponding headstock gear control instrument 2, each wireless sensor node 1 Real-time Collection water levels of upstream and downstream, flow velocity, water temperature, gate loading amount, the important hydrographic informations such as gatage value, and after signal processing module 6 processes, convert these information to specific digital signal frame, these signal frames can be sent to wireless network by wireless communication module 8 at set intervals, the headstock gear control instrument 2 being positioned at radio network center Nodes receives and resolves these Frames, if find that some important parameter has exceeded the threshold value preset, the power supply then cutting off headstock gear immediately makes it out of service, send sound and light alarm information warning operating personnel simultaneously.All nodes in headstock gear control instrument 2 meeting periodic polling wireless network, when certain wireless sensor node 1 damages inefficacy or electricity deficiency because of certain reason, headstock gear control instrument 2 can also accurately be located by Timeliness coverage, and handled easily personnel keep in repair as early as possible or change battery.
The hydrographic information at this gate hole place also can be sent to the main control computer 4 controlled in machine room by headstock gear control instrument 2 after rough handling by universal serial bus 3, the data that main control computer 4 is uploaded according to each headstock gear control instrument 2, the water level at each gate place is shown in interface, flow velocity, water temperature, the real-time information such as gate loading amount and gatage value, if main control computer 4 finds that there is part hydrology index at certain gate place beyond normal range, then can send sound and light alarm signal warning operating personnel immediately, send warning instruction by universal serial bus 3 to the headstock gear control instrument 2 at corresponding gate place simultaneously, after headstock gear control instrument 2 receives the warning instruction from main control computer 4, then can cut off the power supply of headstock gear immediately and send warning information reminding operating personnel, if every hydrology index is all within normal range, main control computer 4 can send every operating instruction to each headstock gear control instrument 2, and each gate hole of scientific and reasonable scheduling normally runs.
In sum, the utility model structure is simple, easy for installation, owing to arranging multiple wireless sensor node 1, system can not only detect the change of gatage and loading amount, the change of water level near gate, flow velocity and water temperature can also be monitored simultaneously, make control system can carry out scheduling controlling according to more hydrographic information to gate, enhance science and the reliability of control; And wireless transmission method is compared with traditional wire mode, simplify field wiring difficulty, avoid data communication to interrupt because signal wire is aging or damage, daily servicing is convenient.
Claims (8)
1. the air lock automatic control system based on wireless sensor network, it is characterized in that: comprise the multiple wireless sensor nodes (1) be arranged near gate, wireless telecommunications between wireless sensor node (1) and headstock gear control instrument (2), the input/output terminal of headstock gear control instrument (2) is connected with the input/output terminal of main control computer (4).
2. the air lock automatic control system based on wireless sensor network according to claim 1, is characterized in that: the number of described wireless sensor node (1) is 8; Described each wireless sensor node (1) and headstock gear control instrument (2) form star wireless network; Described headstock gear control instrument (2) is connected with main control computer (4) by universal serial bus (3).
3. the air lock automatic control system based on wireless sensor network according to claim 1, it is characterized in that: described wireless sensor node (1) comprises the sensor for gathering hydrographic information, the output terminal of sensor is connected with the input end of Signal-regulated kinase, the output terminal of Signal-regulated kinase is connected with the input end of AD conversion module (5), the output terminal of AD conversion module (5) is connected with the input end of signal processing module (6), the output terminal of signal processing module (6) respectively with display module (7), the input end of wireless communication module (8) is connected.
4. the air lock automatic control system based on wireless sensor network according to claim 2, is characterized in that: described headstock gear control instrument (2) is connected with main control computer (4) by RS232 communication module.
5. the air lock automatic control system based on wireless sensor network according to claim 3, is characterized in that: described sensor is any one in level sensor, flow sensor, temperature sensor, load sensor and jaw opening sensor.
6. the air lock automatic control system based on wireless sensor network according to claim 3, it is characterized in that: described signal processing module (6) comprises STC11F32XE single-chip microcomputer, described AD conversion module (5) adopts CS5550 chip, they are 15 years old, 16 pins are connected with the output terminal of Signal-regulated kinase, they are 19 years old, 23, 7, 6, 5 pins respectively with the P3.3 of STC11F32XE single-chip microcomputer, P1.7, P3.2, P1.5, P1.6 pin is connected, its 1 pin is connected with its 24 pin by crystal oscillator Y1, its 13 pin ground connection, they are 11 years old, 12 pin parallel connections are afterwards by electric capacity C53 ground connection, its 14 pin respectively with resistance R48, one end of electric capacity C55 is connected, another termination+5V direct current of resistance R48, the other end ground connection of electric capacity C55.
7. the air lock automatic control system based on wireless sensor network according to claim 3, it is characterized in that: described display module (7) comprises driving circuit and charactron, described driving circuit adopts driving chip TM1620,2,3,4,5,6,7,8,9 pins are connected with A, B, C, D, E, F, G, DP pin of charactron respectively, 17,16,14,13 pins select pin D1, D2, D3, D4 to be connected with the position of charactron respectively, and 20,19,18 pins are connected with P1.2, P1.3, P1.4 pin of STC11F32XE single-chip microcomputer respectively.
8. the air lock automatic control system based on wireless sensor network according to claim 3, it is characterized in that: described wireless communication module (8) comprises wireless communication chips IC1, wireless communication chips IC1 adopts RN630 chip, its 1 pin ground connection, 1, the indirect ceramic condenser C3 of 2 pin, 3,4 pin are connected with P3.0, P3.1 pin of STC11F32XE single-chip microcomputer respectively, and 6,7,9 pin are unsettled.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420299014.3U CN204065791U (en) | 2014-06-06 | 2014-06-06 | Based on the air lock automatic control system of wireless sensor network |
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| CN201420299014.3U CN204065791U (en) | 2014-06-06 | 2014-06-06 | Based on the air lock automatic control system of wireless sensor network |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625284A (en) * | 2016-03-25 | 2016-06-01 | 山东省水利科学研究院 | Valve control and flow measuring device |
| CN106774110A (en) * | 2016-11-29 | 2017-05-31 | 福建四创软件有限公司 | Water Conservancy Information equipment remote diagnosis and method for early warning |
-
2014
- 2014-06-06 CN CN201420299014.3U patent/CN204065791U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625284A (en) * | 2016-03-25 | 2016-06-01 | 山东省水利科学研究院 | Valve control and flow measuring device |
| CN106774110A (en) * | 2016-11-29 | 2017-05-31 | 福建四创软件有限公司 | Water Conservancy Information equipment remote diagnosis and method for early warning |
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Granted publication date: 20141231 Termination date: 20160606 |