CN107318606A - Farmland irrigation water automatically feeds the control method with metering system and the system - Google Patents

Farmland irrigation water automatically feeds the control method with metering system and the system Download PDF

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Publication number
CN107318606A
CN107318606A CN201710478068.4A CN201710478068A CN107318606A CN 107318606 A CN107318606 A CN 107318606A CN 201710478068 A CN201710478068 A CN 201710478068A CN 107318606 A CN107318606 A CN 107318606A
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CN
China
Prior art keywords
host computer
irrigation water
farmland irrigation
gate
metering system
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710478068.4A
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Chinese (zh)
Inventor
阮善发
韦彪
吴梅英
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Hohai University HHU
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Hohai University HHU
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Publication date
Application filed by Hohai University HHU filed Critical Hohai University HHU
Priority to CN201710478068.4A priority Critical patent/CN107318606A/en
Publication of CN107318606A publication Critical patent/CN107318606A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00Watering gardens, fields, sports grounds or the like
    • A01G25/16Control of watering

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  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measuring Volume Flow (AREA)

Abstract

Automatically fed the invention discloses farmland irrigation water and metering system, belong to and automatically control and field of measuring techniques, including host computer, host computer is connected with controllor for step-by-step motor, controllor for step-by-step motor is connected with stepper motor, and stepper motor is connected by gear reduction unit with drive gear;Toothed disc is set at drive gear, screw rod is set below toothed disc;Screw rod is connected by nut with gate;Guiding gutter is set in the upstream of gate, and guiding gutter provides the water-flowing path of constant cross-section product;In the both sides of guiding gutter, a pair of flow sensors are set.The invention also discloses the control method of the system.The system of the present invention, realizes flow control, can obtain optimal water use efficiency, with water can carry out weight feed to feed ditch;Energization work can be not required under gate stabilization state by motor, greatly save the energy;The control method of the system, can be by mobile phone, the Bluetooth technology of tablet personal computer or wireless network to host computer issue work order, and carries out data exchange.

Description

Farmland irrigation water automatically feeds the control method with metering system and the system
Technical field
The invention belongs to automatically control and field of measuring techniques, and in particular to farmland irrigation water is automatically fed is with metering The control method of system and the system.
Background technology
China is vast in territory, populous, and distribution of water resources is seriously uneven, and one side central and east meter South China's rainfall fills It is abundant, it sometimes appear that flood, and northwestward arid is serious, throughout the year short of rain, water shortage is serious, constrains effective hair of agricultural economy Exhibition.It is all many that the shortage problem of water resource has turned into restriction economic development, urban construction, ecological protection, environmental improvement etc. " bottleneck ".The basis for how wideling popularize and implementing water-saving irrigation, making full use of limited water resources to be modern agricultural development, water money The source strategy of sustainable development turns into the task of top priority of irrigated area agricultural water conservancy management work.
Though current water resource comparison is deficient, agricultural saving water irrigation technique does not obtain popularization well and utilized yet, especially In western China, the area of inherently one water resource especially scarcity, and peasant is influenceed by traditional agro-farming consciousness, is ploughed Make by the way of broad irrigation so that the utilization rate of water resource is very low, the regional water resource of its reason overwhelming majority Using being unordered and free.
Therefore, country will progressively implement water resource paid utilization, water-saving irrigation technique is carried forward vigorously, agricultural modernization is promoted Process.To coordinate the development strategy of National modern agricultural, it is necessary to develop a kind of effective water money paid utilization and supply technology, delay The problem of solving water resources shortage, improves the utilization rate of water resource, strengthens the consciousness of people's water-saving irrigation.
The content of the invention
Goal of the invention:Automatically fed it is an object of the invention to provide farmland irrigation water and metering system, pass through mobile phone The open and-shut mode of APP or GPRS short messages control feed ditch gate and opening and closing amplitude;It is a further object of the present invention to provide the system Control method, by mobile phone A PP or GPRS short message set output number and uninterrupted.
Technical scheme:To achieve the above object, the present invention provides following technical scheme:
Farmland irrigation water is automatically fed and metering system, including host computer, described host computer and step motor control Device is connected, and controllor for step-by-step motor is connected with stepper motor, and stepper motor is connected by gear reduction unit with drive gear;Institute Toothed disc is set at the drive gear stated, screw rod is set below toothed disc;Described screw rod is connected by nut with gate; The upstream of described gate sets guiding gutter, and guiding gutter provides the water-flowing path of constant cross-section product;The two of described guiding gutter Side sets a pair of flow sensors.
Described nut is fixed on gate.
Gate pier is set in described gate both sides, gate is moved up and down in gate pier.
Described guiding gutter is square barrel-like structure.
Described toothed disc is rotatably arranged on support, and ball is set below toothed disc, and ball is arranged on upper half-round slot In the groove constituted with lower half circular groove.
Described upper half-round slot is arranged on toothed disc, and described lower half circular groove is arranged on support.
Bearing for constraining screw rod is installed on described support.
Described host computer is connected with DC power-supply system, DC power-supply system and wind-driven generator and solar energy electroplax phase Even, realize that whole system is powered.
Described host computer is by wirelessly or non-wirelessly between central control computer, mobile phone or tablet personal computer and card reader Instruction issue and data exchange are carried out respectively.
Described farmland irrigation water automatically feeds the control method with metering system, comprises the following steps:
1) instrument is installed
It is connected by central control computer by GPRS network with host computer;Mobile phone or tablet personal computer are believed by wireless blue tooth Number it is connected with host computer;Card reader is connected by cable with host computer;Host computer is connected by cable with stepper motor;Flow velocity is passed Sensor is connected by flowmeter transmitters with host computer;Wind-driven generator and solar energy electroplax are powered to DC power-supply system, directly Stream electric power system is powered to whole system;
2) data acquisition and calculating
The flow speed data that two flow sensors are measured is averaged, and according to the sectional area of guiding gutter, is obtained by calculating The data on flows obtained is temporarily stored into host computer;
3) data transfer
Host computer, to central control computer, realizes monitoring and data transfer in real time by GPRS transmission;By the number of water card It is read into according to the card reader by being connected with host computer in host computer, obtains corresponding water consumption, or pass through mobile phone or flat board electricity Brain sends instruction or reads data.
Beneficial effect:Compared with prior art, farmland irrigation water of the invention is automatically fed and metering system, under Trip riverbed approximate area and the aperture that feed ditch gate is automatically controlled with water speed, realize flow control, can obtain optimal water conservancy and use Rate, with water can carry out weight feed to feed ditch;Powered, can made in the occasion without alternating current with wind energy system by solar energy With;Using the screw rod lifting device of gate, energization work can be not required to by motor under gate stabilization state, the energy is greatlyd save, Make it possible powered by direct current;The control method of the system, GPRS network realization pair is passed through using central control computer Many gates are controlled and data acquisition simultaneously in irrigated area;Data message in card is read using card reader, flow velocity is inputted, so that it may Obtained within the regular hour and use water amount accordingly;Also available handsets or tablet personal computer by bluetooth to host computer issue work Order, and carry out data exchange.
Brief description of the drawings
Fig. 1 is that farmland irrigation water is automatically fed and metering system structure diagram;
Fig. 2 is that farmland irrigation water is automatically fed and metering system structure diagrammatic side views;
Fig. 3 guide trough structure sketches;
Fig. 4 gate opening/closing drive screw sketches.
Embodiment
The present invention is further described with specific embodiment below in conjunction with the accompanying drawings.
As Figure 1-4, reference is as follows:Wind-driven generator 1, solar energy electroplax 2, controllor for step-by-step motor 3, upper half Circular groove 4, stepper motor 5, gear reduction unit 6, drive gear 7, support 8, DC power-supply system 9, host computer 10, bearing 11, rolling Pearl 12, screw rod 13, nut 14, central control computer 15, mobile phone or tablet personal computer 16, card reader 17, flowmeter transmitters 18, Gate pier 19, gate 20, flow sensor 21, lower half circular groove 22, guiding gutter 23 and toothed disc 24.
As shown in figure 1, farmland irrigation water is automatically fed and metering system, including host computer 10, host computer 10 and stepping Electric machine controller 3 is connected, and controllor for step-by-step motor 3 is connected with stepper motor 5, and host computer 10 is controlled by controllor for step-by-step motor 3 Stepper motor 5 processed is rotated forward and inverted;Stepper motor 5 is connected by gear reduction unit 6 with drive gear 7, is set at drive gear 7 Toothed disc 24 is put, as shown in figure 4, setting screw rod 13 below toothed disc 24, stepper motor 5 passes through gear reduction unit 6 and driving The drive gear disk 24 of gear 7 and screw rod 13 are rotated;Screw rod 13 is connected by nut 14 with gate 20, and nut 14 is fixed on gate 20 On, screw rod 13 is opened and closed by the regulating gate 20 of nut 14;Gate pier 19 is set in the both sides of gate 20, and gate 20 is above and below gate pier 19 is interior It is mobile.Wherein, guiding gutter 23 is set in the upstream of gate 20, and guiding gutter 23 provides the water-flowing path of constant cross-section product, plays meter Measure the effect of path;As shown in Fig. 2 a pair of flow sensors 21 are set in the both sides of guiding gutter 23, to two flow sensors 21 measured value is averaged, the mean flow rate for measuring water body in guiding gutter 23.
Wherein, as shown in figure 3, guiding gutter 23 is square barrel-like structure.
Host computer 10 is connected with DC power-supply system 9, realizes that whole system is powered;DC power-supply system 9 and wind-power electricity generation Machine 1 and solar energy electroplax 2 are connected, and power supply is provided for whole system so that system can in the case where lacking alternating current normal work Make.
Toothed disc 24 is arranged on support 8, and ball 12 is set below toothed disc 24, and ball 12 is arranged on upper half-round slot 4 In the groove constituted with lower half circular groove 22, ball 12 enables toothed disc 24 freely to be rotated on support 8, and then causes screw rod 13 It can freely be rotated under the driving of drive gear 7, greatly reduce the frictional force between the toothed disc 24 on screw rod 13 and support 8. Wherein, upper half-round slot 4 is arranged on toothed disc 24, and lower half circular groove 22 is arranged on support 8, upper half-round slot 4 and lower half circular groove 22 Directly scribe and form in toothed disc 24 and support 8.
Bearing 11 for constraining screw rod 13 is installed on support 8.
Host computer 10 by wirelessly or non-wirelessly with central control computer 15, mobile phone or tablet personal computer 16 and card reader 17 it Between carry out instruction issue and data exchange respectively.
Farmland irrigation water automatically feeds the control method with metering system, comprises the following steps:
1) instrument is installed
It is connected by central control computer 15 by GPRS network with host computer 10;Mobile phone or tablet personal computer 16 are by wireless Bluetooth signal is connected with host computer 10;Card reader 17 is connected by cable with host computer 10;Host computer 10 passes through cable and stepping Motor 5 is connected;Flow sensor 21 is connected by flowmeter transmitters 18 with host computer 10;Wind-driven generator 1 and solar-electricity Plate 2 is powered to DC power-supply system 9, and DC power-supply system 9 is powered to whole system;
2) data acquisition and calculating
The primary data actually water velocity that two flow sensors 21 are measured, two flow sensors 21 are measured Data be averaged, obtain the mean flow rate of current in guiding gutter, the sectional area of guiding gutter 23 be multiplied just with mean flow rate The flow in the unit interval is obtained, the data are temporarily stored into host computer 10;
3) data transfer
Host computer 10, to central control computer 15, realizes monitoring and data transfer in real time by GPRS transmission;By water card Data computer is read into by the card reader 17 being connected with host computer 10, obtain corresponding water consumption, pass through mobile phone or flat Plate computer 16 sends instruction or reads data.
Operation principle:Wind-driven generator 1, solar energy electroplax 2 charge to DC power-supply system 9;DC power-supply system 9 is to whole Individual sluice control system provides dc source, and central control computer 15, mobile phone or tablet personal computer 16 are sent when discharging water instruction, on Position machine 10 controls stepper motor 5 to rotate by controllor for step-by-step motor 3, and 13 turns of screw rod is driven by drive gear 7, toothed disc 24 Dynamic, gate 20 is opened and discharged water in the presence of nut 14, and at this moment the flow sensor 21 in guiding gutter 23 starts to measure flow velocity, on Position machine 10 carries out Dynamic comparison according to the flow value of measurement with default flow, if comparative result deviation exceeds accuracy rating, Host computer 10 automatically adjusts the aperture of gate 20, to meet flow set requirement;When waterdrainage amount reaches predetermined value, host computer 10 Regulating gate 20 is closed.

Claims (10)

1. farmland irrigation water is automatically fed and metering system, it is characterised in that:Including host computer (10), described host computer (10) it is connected with controllor for step-by-step motor (3), controllor for step-by-step motor (3) is connected with stepper motor (5), stepper motor (5) leads to Gear reduction unit (6) is crossed with drive gear (7) to be connected;Toothed disc (24) is set at described drive gear (7) place, in toothed disc (24) lower section sets screw rod (13);Described screw rod (13) is connected by nut (14) with gate (20);In described gate (20) upstream sets guiding gutter (23), and guiding gutter (23) provides the water-flowing path of constant cross-section product;In described guiding gutter (23) both sides set a pair of flow sensors (21).
2. farmland irrigation water according to claim 1 is automatically fed and metering system, it is characterised in that:Described nut (14) it is fixed on gate (20).
3. farmland irrigation water according to claim 1 is automatically fed and metering system, it is characterised in that:In described lock Door (20) both sides set gate pier (19), and gate (20) is moved up and down in gate pier (19).
4. farmland irrigation water according to claim 1 is automatically fed and metering system, it is characterised in that:Described water conservancy diversion Groove (23) is square barrel-like structure.
5. farmland irrigation water according to claim 1 is automatically fed and metering system, it is characterised in that:Described gear Disk (24) is rotatably arranged on support (8), and ball (12) is set below toothed disc (24), and ball (12) is arranged on upper half-round slot (4) and in the groove of lower half circular groove (22) composition.
6. farmland irrigation water according to claim 5 is automatically fed and metering system, it is characterised in that:Described upper half Circular groove (4) is arranged on toothed disc (24), and described lower half circular groove (22) is arranged on support (8).
7. farmland irrigation water according to claim 1 is automatically fed and metering system, it is characterised in that:In described branch Bearing (11) for constraining screw rod (13) is installed on frame (8).
8. farmland irrigation water according to claim 1 is automatically fed and metering system, it is characterised in that:Described is upper Machine (10) is connected with DC power-supply system (9), DC power-supply system (9) and wind-driven generator (1) and solar energy electroplax (2) phase Even, realize that whole system is powered.
9. farmland irrigation water according to claim 1 is automatically fed and metering system, it is characterised in that:Described is upper Machine (10) between central control computer (15), mobile phone or tablet personal computer (16) and card reader (17) by wirelessly or non-wirelessly dividing Issue and data exchange Jin Hang not instructed.
10. the farmland irrigation water in claim 1-9 described in any one automatically feeds the control method with metering system, its It is characterised by, comprises the following steps:
1) instrument is installed
It is connected by central control computer (15) by GPRS network with host computer (10);Mobile phone or tablet personal computer (16) pass through nothing Line Bluetooth signal is connected with host computer (10);Card reader (17) is connected by cable with host computer (10);Host computer (10) passes through Cable is connected with stepper motor (5);Flow sensor (21) is connected by flowmeter transmitters (18) with host computer (10);Wind-force Generator (1) and solar energy electroplax (2) are powered to DC power-supply system (9), and DC power-supply system (9) is powered to whole system;
2) data acquisition and calculating
The flow speed data that two flow sensors (21) are measured is averaged, and according to the sectional area of guiding gutter (23), passes through meter The data obtained are calculated to be temporarily stored into host computer (10);
3) data transfer
Host computer (10) gives central control computer (15) by GPRS transmission, realizes monitoring and data transfer in real time;By water card Data be read into by the card reader (17) being connected with host computer (10) in host computer (10), obtain corresponding water consumption, or Instruction is sent by mobile phone or tablet personal computer (16) or data are read.
CN201710478068.4A 2017-06-21 2017-06-21 Farmland irrigation water automatically feeds the control method with metering system and the system Pending CN107318606A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710478068.4A CN107318606A (en) 2017-06-21 2017-06-21 Farmland irrigation water automatically feeds the control method with metering system and the system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710478068.4A CN107318606A (en) 2017-06-21 2017-06-21 Farmland irrigation water automatically feeds the control method with metering system and the system

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Cited By (2)

* Cited by examiner, † Cited by third party
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CN108036134A (en) * 2017-12-22 2018-05-15 浙江海伦塑胶有限公司 Intelligent water pipe head, scalable intelligent garden water and its broadcasting music of utilization and statistics water consumption and the method for physical consumption
CN116530398A (en) * 2023-05-05 2023-08-04 陕西理工大学 Detachable channel irrigation bucket gate, control system and control method

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CN204267849U (en) * 2014-11-29 2015-04-15 山东金九塑胶工业有限公司 Field irrigation combined type water supply device
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108036134A (en) * 2017-12-22 2018-05-15 浙江海伦塑胶有限公司 Intelligent water pipe head, scalable intelligent garden water and its broadcasting music of utilization and statistics water consumption and the method for physical consumption
CN116530398A (en) * 2023-05-05 2023-08-04 陕西理工大学 Detachable channel irrigation bucket gate, control system and control method

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Application publication date: 20171107