CN112167017A - Agricultural water-saving irrigation management system and method based on water conservancy informatization - Google Patents

Agricultural water-saving irrigation management system and method based on water conservancy informatization Download PDF

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Publication number
CN112167017A
CN112167017A CN202011012058.XA CN202011012058A CN112167017A CN 112167017 A CN112167017 A CN 112167017A CN 202011012058 A CN202011012058 A CN 202011012058A CN 112167017 A CN112167017 A CN 112167017A
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CN
China
Prior art keywords
water
electromagnetic valve
management system
communicated
pipe
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Pending
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CN202011012058.XA
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Chinese (zh)
Inventor
张和喜
王永涛
黄维
黎业
雷薇
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GUIZHOU WATER RESOURCES RESEARCH INSTITUTE
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GUIZHOU WATER RESOURCES RESEARCH INSTITUTE
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Priority to CN202011012058.XA priority Critical patent/CN112167017A/en
Publication of CN112167017A publication Critical patent/CN112167017A/en
Pending legal-status Critical Current

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    • 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
    • A01G25/02Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/007Metering or regulating systems
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/04Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
    • A01C23/042Adding fertiliser to watering systems
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/04Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
    • A01C23/047Spraying of liquid fertilisers
    • 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
    • A01G25/165Cyclic operations, timing systems, timing valves, impulse operations
    • 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
    • A01G25/167Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/20Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising
    • B05B15/25Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising using moving elements, e.g. rotating blades

Abstract

The invention is suitable for the technical field of water conservancy engineering, and provides an agricultural water-saving irrigation management system based on water conservancy informatization and a method thereof. The soil moisture tester for detecting the moisture content value of the soil is arranged, and the soil moisture tester is connected with a controller for controlling the water pump to start and stop, so that the irrigation water quantity can be adjusted according to the moisture content of the soil, and the water saving is facilitated.

Description

Agricultural water-saving irrigation management system and method based on water conservancy informatization
Technical Field
The invention belongs to the field of hydraulic engineering, and particularly relates to an agricultural water-saving irrigation management system and method based on water conservancy informatization.
Background
With the continuous development of China, modern agricultural technology is rapidly developed, and in modern agriculture, one problem is the problem of irrigation, how to solve the pipeline laying engineering in irrigation, how to utilize water conservancy informatization technology, how to better save and use water, and the direction of people's exploration is always.
However, in China, the irrigation system is used in many fields, and the waste of water resources is very serious due to the wide irrigation mode.
Disclosure of Invention
The invention provides an agricultural water-saving irrigation management system and method based on water conservancy informatization, and aims to solve the problems in the prior art.
The agricultural water-saving irrigation management system based on water conservancy informatization comprises a reservoir, a water outlet pipe, a filtering device, a first electromagnetic valve, a first main pipe, a mixing box, a fertilizer box, a stirring device, a second electromagnetic valve, a third electromagnetic valve, a water pump, a second main pipe, a fourth electromagnetic valve, a branch pipe, a fifth electromagnetic valve and a dropper, wherein the water outlet pipe is connected with the reservoir;
the reservoir is communicated with the water outlet pipe through the filtering device, a first electromagnetic valve is mounted on the water outlet pipe, and the water outlet pipe is communicated with the first main pipe;
the main pipe is communicated with the mixing box, the mixing box is communicated with the fertilizer box through a second electromagnetic valve, and a stirring device is arranged on the mixing box;
a water inlet of the water pump is communicated with the mixing box through a third electromagnetic valve, a water outlet of the water pump is communicated with a second main pipe, the second main pipe is respectively communicated with a plurality of branch pipes through a plurality of fourth electromagnetic valves, each branch pipe is communicated with a plurality of burettes, and the burettes are communicated with the branch pipes through a fifth electromagnetic valve;
the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the fourth electromagnetic valve and the water pump are electrically connected with a controller, and the controller is electrically connected with a soil moisture tester;
the soil moisture apparatus is used for detecting the moisture content value of the soil to be irrigated, the controller is used for controlling the water pump to be started when the moisture content value is lower than a preset threshold value according to the moisture content value detected by the soil moisture apparatus, and the controller is used for controlling the water pump to be closed when the moisture content value is higher than the preset threshold value.
Preferably, the water outlet pipe is provided with a first pressure gauge, and the first pressure gauge is electrically connected with the controller and is used for detecting a first water pressure value in the water outlet pipe;
the controller is electrically connected with a first alarm;
and the controller controls the first alarm to start alarming when the first water pressure value is lower than a preset water pressure value according to the first water pressure value detected by the first pressure gauge.
Preferably, a second pressure gauge is installed on the branch pipe, and the second pressure gauge is used for detecting a second water pressure value in the branch pipe;
the controller is electrically connected with a second alarm;
and the controller controls the second alarm to start alarming according to the second water pressure value detected by the second pressure gauge when the second water pressure value is lower than a preset second water pressure value.
Preferably, the reservoir is communicated with a plurality of water collecting grooves, and the water collecting grooves are used for collecting rainwater.
Preferably, the filtering device comprises a filtering box, and a first filtering plate and a second filtering plate are sequentially arranged in the filtering box at intervals along the flowing direction of water flow;
the filter plate I is provided with uniformly distributed filter holes I, the filter plate II is provided with uniformly distributed filter holes II, and the diameter of the filter holes I is larger than that of the filter holes II.
Preferably, the mixing box comprises a box body, the top of the box body is connected with a feeding pipe, and the side wall of the box body is communicated with a mixing water inlet pipe and a mixing water outlet pipe;
the inlet pipe intercommunication solenoid valve two, mix the inlet tube intercommunication the dry tube one, mix the outlet pipe intercommunication solenoid valve three.
Preferably, the stirring device comprises a motor, the motor is installed at the top of the box body, the output end of the motor extends into the box body and is fixedly connected with a stirring shaft, and a plurality of stirring blades are fixed on the stirring shaft.
Preferably, the water collecting tank comprises a tank body, the top of the tank body is open, and a third filter plate is installed in the tank body.
Preferably, an extension plate is fixed on the upper edge of the groove wall of the groove body, the extension plate surrounds to form a conical cylinder, and the narrow opening end of the conical cylinder is connected with the groove body.
The invention also provides an agricultural water-saving irrigation management method based on water conservancy informatization, which comprises the following steps:
s1, installing any one of the agricultural water-saving irrigation management systems based on water conservancy informatization;
s2, detecting the moisture content value of the soil to be irrigated through the soil moisture tester;
s3, the controller controls the water pump to be started when the moisture content value is lower than a preset threshold value according to the moisture content value detected by the soil moisture tester, and controls the water pump to be stopped when the moisture content value is higher than the preset threshold value.
Compared with the prior art, the invention has the beneficial effects that: the agricultural water-saving irrigation management system and method based on water conservancy informatization provided by the invention have the advantages that the water storage tank connected with the mixing tank is arranged, the mixing tank is connected with the fertilizer box for providing fertilizer, the mixing tank is also provided with the stirring device for stirring the fertilizer, so that the dissolution of the fertilizer can be accelerated, the main pipe connected with a plurality of branch pipes is also arranged, the main pipe is connected with the mixing tank through a water pump, the branch pipes are provided with a plurality of burettes for outputting moisture, and each burette is connected with the branch pipe through an electromagnetic valve, so that the timed and quantitative water supply irrigation can be realized, and the water and fertilizer integration can also be realized.
The soil moisture tester for detecting the moisture content value of the soil is arranged, and the soil moisture tester is connected with a controller for controlling the water pump to start and stop, so that the irrigation water quantity can be adjusted according to the moisture content of the soil, and the water saving is facilitated.
Drawings
Fig. 1 is a schematic overall structure diagram of an agricultural water-saving irrigation management system based on water conservancy informatization.
Fig. 2 is a sectional view of a water collection tank of the present invention.
Fig. 3 is a cross-sectional view of a filter device of the present invention.
Fig. 4 is a cross-sectional view of the mixing box of the present invention.
In the figure: 1-a water reservoir, 2-a water outlet pipe, 3-a filtering device, 31-a filtering tank, 32-a filtering plate I, 33-a filtering plate II, 4-a solenoid valve I, 5-a pressure gauge I, 6-a dry pipe I, 7-a mixing tank, 71-a tank body, 72-a feeding pipe, 73-a mixing water inlet pipe, 74-a mixing water outlet pipe, 8-a fertilizer box and 9-a stirring device, 91-motor, 92-stirring shaft, 93-stirring blade, 10-electromagnetic valve II, 11-electromagnetic valve III, 12-water pump, 13-main pipe II, 14-electromagnetic valve IV, 15-branch pipe, 16-electromagnetic valve V, 17-burette, 18-pressure gauge II, 19-water collecting tank, 191-groove body, 192-extension plate and 193-filter plate III.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-4, the present invention provides a technical solution: an agricultural water-saving irrigation management system based on water conservancy informatization and a method thereof are disclosed, wherein the agricultural water-saving irrigation management system comprises a reservoir 1, a water outlet pipe 2, a filtering device 3, a first electromagnetic valve 4, a first main pipe 6, a mixing box 7, a fertilizer box 8, a stirring device 9, a second electromagnetic valve 10, a third electromagnetic valve 11, a water pump 12, a second main pipe 13, a fourth electromagnetic valve 14, a branch pipe 15, a fifth electromagnetic valve 16 and a dropper 17.
The reservoir 1 is communicated with a water outlet pipe 2 through a filtering device 3, a first electromagnetic valve 4 is installed on the water outlet pipe 2, and the water outlet pipe 2 is communicated with a first main pipe 6.
The reservoir 1 is used to store irrigation water to be used. The filtering device 3 is used for filtering the water output by the reservoir 1 and reducing impurities. And the first electromagnetic valve 4 is used for controlling the opening and closing of the water outlet pipe 2.
Referring to fig. 3, the filtering device 3 includes a filtering tank 31, and a first filtering plate 32 and a second filtering plate 33 are sequentially disposed at intervals in the filtering tank 31 along the flowing direction of the water flow. The first filter plate 32 is provided with uniformly distributed first filter holes, the second filter plate 33 is provided with uniformly distributed second filter holes, and the diameter of the first filter holes is larger than that of the second filter holes. The first filter plate 32 and the second filter plate 33 are both detachably fixed in the filter box 31, and the first filter plate 32 and the second filter plate 33 can provide twice filtration, so that the problem that a single-layer filter screen is easy to block can be reduced. The water flows from the top down in the filter tank 31 and flows out from the bottom of the filter tank 31.
The first main pipe 6 is communicated with a mixing box 7, the mixing box 7 is communicated with a fertilizer box 8 through a second electromagnetic valve 10, and a stirring device 9 is arranged on the mixing box 7. The mixing box 7 is used for mixing water and fertilizer, so that the fertilizer is dissolved in water, and when the fertilizer is required to be applied and irrigated, the integration of water and fertilizer can be realized. And when fertilizer needs to be added, the second electromagnetic valve 10 is opened, and after the fertilizer is added, the second electromagnetic valve 10 is closed.
Referring to fig. 4, the mixing box 7 includes a box body 71, a feeding pipe 72 is connected to the top of the box body 71, and a mixing inlet pipe 73 and a mixing outlet pipe 74 are connected to the side wall of the box body 71. Fertilizer in the fertilizer box 8 can enter the mixing box 7 through a feeding pipe 72, water enters the mixing box 7 through a mixing water inlet pipe 73, and then is output through a mixing water outlet pipe 74.
The feeding pipe 72 is communicated with the second electromagnetic valve 10, the mixed water inlet pipe 73 is communicated with the first main pipe 6, and the mixed water outlet pipe 73 is communicated with the third electromagnetic valve 11. The stirring device 9 comprises a motor 91, the motor 91 is arranged at the top of the box body 71, the output end of the motor 91 extends into the box body 71 and is fixedly connected with a stirring shaft 92, and a plurality of stirring blades 93 are fixed on the stirring shaft 92. The motor 91 may be a reduction motor. When the motor 91 is started, the stirring shaft 92 is driven to rotate, so that the water in the tank 71 is stirred by the stirring blade 93.
The water inlet of the water pump 12 is communicated with the mixing box 7 through a third electromagnetic valve 11, the water outlet of the water pump 12 is communicated with a second main pipe 13, the second main pipe 13 is respectively communicated with a plurality of branch pipes 15 through a plurality of fourth electromagnetic valves 14, each branch pipe 15 is communicated with a plurality of burettes 17, and the burettes 17 are communicated with the branch pipes 15 through a fifth electromagnetic valve 16. The branch pipes 15 are used for irrigating a plurality of areas, and the branch pipes 15 are buried under the ground, so that water can be slowly and uniformly discharged, evaporation of water is reduced, and the utilization efficiency of water is improved. The end of the branch pipe 15 far away from the four solenoid valves 14 is in a closed state. And one end of the second main pipe 13 far away from the water pump 12 is in a closed state.
The first electromagnetic valve 4, the second electromagnetic valve 10, the third electromagnetic valve 11, the fourth electromagnetic valve 14 and the water pump 12 are electrically connected with a controller, and the controller is electrically connected with a soil moisture tester. The soil moisture tester can adopt a soil moisture tester with the model number WKT-M3. Soil moisture apparatus can be provided with a plurality ofly and carry out moisture determination to the irrigation area of difference respectively to can carry out the ration irrigation according to the moisture content in different regions, and can realize the control to the irrigation water yield in different regions through opening and closing of four 14 control solenoid valves. In this embodiment, the controller may be a computer.
The soil moisture apparatus is used for detecting the moisture content value of the soil to be irrigated, and the controller is used for controlling the water pump 12 to start when the moisture content value is lower than a preset threshold value according to the moisture content value detected by the soil moisture apparatus, and when the moisture content value is higher than the preset threshold value, the controller controls the water pump 12 to stop. When the moisture content of one irrigation area is lower than a preset threshold value, the controller turns on the water pump 12, simultaneously turns on the four electromagnetic valves 14 connected with the branch pipes 15 of the area, controls the other four electromagnetic valves 14 to be closed, and turns off all the four electromagnetic valves 14 and the water pump 12 when the moisture content of the soil is higher than the preset threshold value after irrigation is finished.
In order to master the water storage amount of the water storage tank 1, a first pressure gauge 5 is installed on the water outlet pipe 2, and the first pressure gauge 5 is electrically connected with the controller and used for detecting a first water pressure value in the water pipe 2; the controller is electrically connected with a first alarm; the controller controls the alarm to start alarming according to the first water pressure value detected by the first pressure gauge 5 when the first water pressure value is lower than a preset water pressure value. When the water pressure value is reduced, the water storage quantity in the water storage tank 1 is reduced, and when the water pressure value is increased, the water storage quantity in the water storage tank 1 is increased. Therefore, when the water pressure value is lower than the preset water pressure value, the maintenance personnel can be prompted to add water into the water storage tank 1 through alarming.
In order to detect whether the branch pipe 15 leaks water or not, a second pressure gauge 18 is installed on the branch pipe 15, and the second pressure gauge 18 is used for detecting a second water pressure value in the branch pipe 15; the controller is electrically connected with a second alarm; and the controller controls the second alarm to start alarming according to the second water pressure value detected by the second pressure gauge 18 when the second water pressure value is lower than a preset second water pressure value. When the water pump 12 is started, the electromagnetic valve IV 14 is opened, and the water pressure value II detected by the pressure gauge II 18 on the branch pipe 15 connected with the electromagnetic valve is too low, it indicates that water leakage may occur in the branch pipe 15, and the second alarm prompts a maintenance worker to go to the position of the branch pipe 15 for checking.
Please refer to fig. 1 and 2, in order to be able to utilize natural precipitation. The reservoir 1 is communicated with a plurality of water collecting grooves 19, and the water collecting grooves 19 are used for collecting rainwater. The water collecting tank 19 comprises a tank body 191, the top of the tank body 191 is open, and a filter plate III 193 is installed in the tank body 191. An extension plate 192 is fixed on the upper edge of the groove wall of the groove body 191, the extension plate 192 surrounds to form a conical cylinder, and the narrow opening end of the conical cylinder is connected with the groove body 191. The water collecting groove 19 is used for collecting rainwater, the filter plates three 193 can filter impurities in the rainwater, the extension plates 192 can increase the collecting area, and the rainwater in the water collecting groove 19 can be conveyed to the water reservoir 1 through the water pipe at the bottom of the water collecting groove 19. The filter plate three 193 is detachably arranged in the water collecting tank 19, so that the filter plate three is convenient to detach and clean.
The invention relates to an agricultural water-saving irrigation management method based on water conservancy informatization, which comprises the following steps of:
s1, installing the agricultural water-saving irrigation management system based on water conservancy informatization. The different irrigation areas are divided and a branch pipe 15 and a soil moisture meter are provided in each irrigation area.
And S2, detecting the moisture content value of the soil to be irrigated through a soil moisture tester.
And S3, when the moisture content of one irrigation area is lower than a preset threshold, the controller turns on the water pump 12, simultaneously turns on the four electromagnetic valves 14 connected with the branch pipes 15 of the area, controls the other four electromagnetic valves 14 to be closed, and after irrigation is finished, when the moisture content is higher than the preset threshold, turns off all the four electromagnetic valves 14 and turns off the water pump 12.
S4, when the fertilizer is required to be applied while irrigation, and when the fertilizer is required to be added, the second electromagnetic valve 10 is opened, the waste material flows into the mixing box 7, after the fertilizer is added, the second electromagnetic valve 10 is closed, and the motor 91 is started to stir, so that the fertilizer is dissolved in water. Thereby realizing the integration of water and fertilizer.
S5 so that when the water pressure value is lower than the preset water pressure value, the maintenance personnel can be prompted to add water to the water reservoir 1 by an alarm. When the water pump 12 is started and the electromagnetic valve IV 14 is opened, and the water pressure value II detected by the pressure gauge II 18 on the branch pipe 15 connected with the electromagnetic valve IV 14 is too low, it indicates that the branch pipe 15 may leak water, and prompts a maintenance person to go to the position of the branch pipe 15 through the alarm II to check.
According to the agricultural water-saving irrigation management system and method based on water conservancy informatization, rainwater is collected through the water collecting tank 19 and conveyed to the reservoir, and in addition, water can be added into the reservoir 1 from an external water source through maintenance personnel. Water in the reservoir 1 can flow to the mixing box 7 through the water outlet pipe 2 and the first main pipe 6, the mixing box 7 can mix the water and the fertilizer to form water-fertilizer integrated irrigation water, and the water is pumped to the branch pipe 15 by the water pump 12 and sprayed out by the dropper 17 to realize irrigation.
The invention can realize the regular and quantitative water supply and irrigation, realize the integration of water and fertilizer, and also can adjust the irrigation water quantity according to the soil moisture content, thereby being beneficial to saving water.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides an agricultural water-saving irrigation management system based on water conservancy informatization which characterized in that: the device comprises a reservoir (1), a water outlet pipe (2), a filtering device (3), a first electromagnetic valve (4), a first main pipe (6), a mixing box (7), a fertilizer box (8), a stirring device (9), a second electromagnetic valve (10), a third electromagnetic valve (11), a water pump (12), a second main pipe (13), a fourth electromagnetic valve (14), a branch pipe (15), a fifth electromagnetic valve (16) and a dropper (17);
the water storage tank (1) is communicated with the water outlet pipe (2) through the filtering device (3), a first electromagnetic valve (4) is mounted on the water outlet pipe (2), and the water outlet pipe (2) is communicated with a first main pipe (6);
the main pipe I (6) is communicated with the mixing box (7), the mixing box (7) is communicated with the fertilizer box (8) through a second electromagnetic valve (10), and a stirring device (9) is installed on the mixing box (7);
a water inlet of the water pump (12) is communicated with the mixing box (7) through a third electromagnetic valve (11), a water outlet of the water pump (12) is communicated with a second main pipe (13), the second main pipe (13) is respectively communicated with a plurality of branch pipes (15) through a plurality of fourth electromagnetic valves (14), each branch pipe (15) is communicated with a plurality of burettes (17), and each burette (17) is communicated with the branch pipe (15) through a fifth electromagnetic valve (16);
the first electromagnetic valve (4), the second electromagnetic valve (10), the third electromagnetic valve (11), the fourth electromagnetic valve (14) and the water pump (12) are electrically connected with a controller, and the controller is electrically connected with a soil moisture tester;
the soil moisture tester is used for detecting the moisture content value of soil to be irrigated, the controller is used for controlling the water pump (12) to be started when the moisture content value is lower than a preset threshold value according to the moisture content value detected by the soil moisture tester, and the controller is used for controlling the water pump (12) to be closed when the moisture content value is higher than the preset threshold value.
2. The agricultural water-saving irrigation management system based on water conservancy informatization of claim 1, characterized in that: the water outlet pipe (2) is provided with a first pressure gauge (5), and the first pressure gauge (5) is electrically connected with the controller and is used for detecting a first water pressure value in the water outlet pipe (2);
the controller is electrically connected with a first alarm;
and the controller controls the alarm to start alarming according to the first water pressure value detected by the first pressure gauge (5) when the first water pressure value is lower than a preset water pressure value.
3. The agricultural water-saving irrigation management system based on water conservancy informatization of claim 1, characterized in that: a second pressure gauge (18) is arranged on the branch pipe (15), and the second pressure gauge (18) is used for detecting a second water pressure value in the branch pipe (15);
the controller is electrically connected with a second alarm;
and the controller controls the second alarm to start alarming according to the second water pressure value detected by the second pressure gauge (18) when the second water pressure value is lower than a preset second water pressure value.
4. The agricultural water-saving irrigation management system based on water conservancy informatization of claim 1, characterized in that: the water storage tank (1) is communicated with a plurality of water collecting grooves (19), and the water collecting grooves (19) are used for collecting rainwater.
5. The agricultural water-saving irrigation management system based on water conservancy informatization of claim 1, characterized in that: the filter device (3) comprises a filter box (31), wherein a first filter plate (32) and a second filter plate (33) are sequentially arranged in the filter box (31) at intervals along the flowing direction of water flow;
the filter plate I (32) is provided with uniformly distributed filter holes I, the filter plate II (33) is provided with uniformly distributed filter holes II, and the diameter of the filter holes I is larger than that of the filter holes II.
6. The agricultural water-saving irrigation management system based on water conservancy informatization of claim 1, characterized in that: the mixing box (7) comprises a box body (71), the top of the box body (71) is connected with a feeding pipe (72), and the side wall of the box body (71) is communicated with a mixing water inlet pipe (73) and a mixing water outlet pipe (74);
the inlet pipe (72) intercommunication the solenoid valve two (10), mix inlet tube (73) intercommunication the dry tube one (6), mix outlet pipe (73) intercommunication the solenoid valve three (11).
7. The agricultural water-saving irrigation management system and method based on water conservancy informatization of claim 6, wherein the system comprises: agitating unit (9) include motor (91), install of motor (91) the top of box (71), the output of motor (91) stretches into in box (71) and (92) of fixedly connected with, be fixed with a plurality of stirring leaves (93) on (92).
8. The agricultural water-saving irrigation management system and method based on water conservancy informatization of claim 4, wherein the water conservancy information-based agricultural water-saving irrigation management system comprises: the water collecting tank (19) comprises a tank body (191), the top of the tank body (191) is open, and a filter plate III (193) is installed in the tank body (191).
9. The agricultural water-saving irrigation management system and method based on water conservancy informatization of claim 8, characterized in that: an extension plate (192) is fixed to the upper edge of the groove wall of the groove body (191), the extension plate (192) surrounds to form a conical cylinder, and the narrow opening end of the conical cylinder is connected with the groove body (191).
10. An agricultural water-saving irrigation management method based on water conservancy informatization is characterized by comprising the following steps: the method comprises the following steps:
s1, installing the agricultural water-saving irrigation management system based on water conservancy informatization of any one of the claims 1 to 9;
s2, detecting the moisture content value of the soil to be irrigated through the soil moisture tester;
s3, the controller controls the water pump (12) to be started when the moisture content value is lower than a preset threshold value according to the moisture content value detected by the soil moisture tester, and controls the water pump (12) to be closed when the moisture content value is higher than the preset threshold value.
CN202011012058.XA 2020-09-23 2020-09-23 Agricultural water-saving irrigation management system and method based on water conservancy informatization Pending CN112167017A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113748819A (en) * 2021-10-08 2021-12-07 中国农业科学院农田灌溉研究所 Intelligent agricultural water and fertilizer integrated irrigation system and irrigation method thereof
CN114557262A (en) * 2022-01-19 2022-05-31 重庆大学 Ecological slope construction system based on sponge idea

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