CN113100033B - Dry land rice dry direct seeding water seepage irrigation system and water seepage irrigation system modification method - Google Patents
Dry land rice dry direct seeding water seepage irrigation system and water seepage irrigation system modification method Download PDFInfo
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- CN113100033B CN113100033B CN202110377064.3A CN202110377064A CN113100033B CN 113100033 B CN113100033 B CN 113100033B CN 202110377064 A CN202110377064 A CN 202110377064A CN 113100033 B CN113100033 B CN 113100033B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 164
- 230000002262 irrigation Effects 0.000 title claims abstract description 46
- 238000003973 irrigation Methods 0.000 title claims abstract description 46
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 34
- 235000009566 rice Nutrition 0.000 title claims abstract description 34
- 238000010899 nucleation Methods 0.000 title claims description 15
- 238000002715 modification method Methods 0.000 title description 3
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 33
- 239000002689 soil Substances 0.000 claims abstract description 28
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 230000007613 environmental effect Effects 0.000 claims abstract description 4
- 239000003570 air Substances 0.000 claims description 22
- 238000001764 infiltration Methods 0.000 claims description 12
- 230000008595 infiltration Effects 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 241000196324 Embryophyta Species 0.000 claims description 3
- 239000012080 ambient air Substances 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000012857 repacking Methods 0.000 claims 2
- 238000011161 development Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 229920001821 foam rubber Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000011020 pilot scale process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/06—Watering arrangements making use of perforated pipe-lines located in the soil
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/007—Metering or regulating systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/042—Adding fertiliser to watering systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The invention relates to an adjustable irrigation system, a water tank is connected with a water seepage pipe through a water pipe, the water seepage pipe is paved on the ground and provided with water seepage holes corresponding to rice seedlings, the water pipe at the section between a booster pump and the water seepage pipe is provided with an electric control stop valve and an electric control pressure release valve according to the flowing direction, the pressure release end of the electric control pressure release valve is connected with a water return pipe, and the other end of the water return pipe is communicated with the water tank; the monitoring control device main control device is respectively connected with the wind speed sensor, the air data sensor, the rainfall sensor and the soil situation sensor, acquires environmental information and issues control instructions to the electric control stop valve and the electric control pressure release valve to switch the opening and closing states of the electric control stop valve and the electric control pressure release valve. The system can reduce the water consumption of rice, irrigate accurately, save water resources, lighten the labor capacity of farmers, manage accurately and promote the intelligent development of agriculture.
Description
Technical Field
The invention relates to an adjustable irrigation system, in particular to a dry direct seeding water seepage irrigation system for dry land rice.
Background
Rice is the first large grain crop in China, a large amount of water is needed for planting rice, water resources in China are in a shortage state, a water seepage irrigation technology is usually used in the prior art, but the water seepage irrigation technology is mostly used for irrigating according to preset time, but is not intelligent enough, and an irrigation system cannot change according to the climate environment at the time when the temperature changes, the wind power level changes and the like are various.
Disadvantages of the prior art irrigation:
Channel seepage prevention technology: the occupied area of the land is large, the construction period is long, and precise irrigation cannot be performed;
and (3) spray irrigation technology: the average irrigation speed is easy to be influenced by wind, so that the development of crop root systems is limited;
Drip irrigation technology: the investment is high, the pipeline and the dripper are easy to be blocked, and the requirement on water quality is high.
Disclosure of Invention
In order to solve the problems, the dry land paddy rice direct seeding water seepage irrigation system provided by the invention can reduce the water consumption of paddy rice, accurately irrigate, save water resources, reduce the labor capacity of farmers, accurately manage and promote the intelligent development of agriculture. The invention also provides a water seepage irrigation system refitting method.
In order to achieve the above purpose, the invention adopts the following technical scheme:
In the first technical scheme, the dry land paddy rice dry direct seeding water seepage irrigation system comprises a water tank, a water pipe, a booster pump, a plurality of water seepage pipes and a monitoring control device, wherein the water tank is connected with the water seepage pipes through the water pipe, the water seepage pipes are paved on the ground and are provided with water seepage holes corresponding to the positions of paddy seedlings, the water pipe at the section between the booster pump and the water seepage pipes is provided with an electric control stop valve and an electric control relief valve according to the flowing direction, the pressure relief end of the electric control relief valve is connected with a water return pipe, and the other end of the water return pipe is communicated with the water tank;
The monitoring control device comprises a wind speed and wind speed sensor, an air data sensor, a rainfall sensor, a soil situation sensor, a main control device and a solar power supply device,
The wind speed and wind speed sensor is used for detecting the current ambient wind direction and the wind speed and acquiring wind power information;
The air data sensor is used for detecting the current ambient air temperature and air humidity and acquiring air information;
The rainfall sensor is used for detecting whether the current environment is rainfall weather and rainfall and acquiring rainfall information;
the soil condition sensor is used for detecting the current environmental soil humidity and acquiring soil information;
The main control device is respectively connected with the wind speed sensor, the air data sensor, the rainfall sensor and the soil situation sensor, acquires wind force information collected by the wind speed sensor, acquires air information collected by the air data sensor, acquires rainfall information collected by the rainfall sensor and soil information collected by the soil situation sensor, and issues control instructions to the electric control stop valve and the electric control pressure relief valve to switch the opening and closing states of the electric control stop valve and the electric control pressure relief valve;
The solar power supply device is connected with the main control device and supplies power to the main control device.
In the first technical scheme, preferably, the water seepage pipe is a drip seepage pipe, a plurality of water seepage pipes are arranged in parallel, and the width of the water seepage pipe is matched with the width of the rice furrow.
In the first technical scheme, as an optimization, the first end of the water seepage pipe is communicated with the water conveying pipe, the second end of the water seepage pipe is connected with an exhaust pipe, the first end of the exhaust pipe is connected with the water seepage pipe, the second end of the exhaust pipe is closed, and an exhaust valve is arranged on the exhaust pipe.
In the first technical scheme, as the preference, the infiltration pipe is equipped with anti-blocking branch infiltration pipe, and anti-blocking branch infiltration pipe is including oozing and being in charge of, screw cap, sealing washer and filter layer, offer a plurality of screw hole of seting up downwards on the infiltration pipe, oozing and being in charge of the outer anchor ring of pipe and having the external screw thread, oozing and being in charge of in the screw hole of infiltration pipe through the external screw thread screw in, oozing the lower extreme that is in charge of and stretching out the infiltration pipe, screw cap passes through the screw thread locking and is in oozing the lower extreme that is in charge of, and the infiltration hole is offered to screw cap head intermediate position, oozes and forms the cavity between being in charge of lower extreme and the screw cap head, sealing washer and filter layer are installed in the cavity with this from top to bottom.
In the first technical scheme, preferably, a sponge cushion is arranged between the threaded cap head and the filter layer.
In the first aspect, preferably, the filter layer is a ceramic filter sheet with uniformly distributed needle holes.
In the first aspect, preferably, the filter layer is a carbon fiber mesh plate.
In the second technical proposal, the method for refitting the irrigation system is used for refitting the existing irrigation system, the existing irrigation system comprises a water tank, a water pipe, a booster pump and a plurality of water seepage pipes, wherein the water tank is connected with the water seepage pipes through the water pipe, the water seepage pipes are paved on the ground and are provided with water seepage holes corresponding to the positions of rice seedlings,
Cutting off the water pipe, installing an electric control stop valve and an electric control pressure relief valve on the water pipe, connecting the pressure relief end of the electric control pressure relief valve with a water return pipe, connecting the other end of the water return pipe with a water tank, and winding a raw rubber belt at the joint of the pipe furnace to form a waterproof seal; connecting a command issuing end of the monitoring control device with the electric control stop valve, the electric control pressure relief valve and the booster pump to control the opening and closing states of the electric control stop valve, the electric control pressure relief valve and the booster pump; the tail part of the water seepage pipe is connected in parallel through an exhaust pipe, and an exhaust valve is arranged on the exhaust pipe; drilling a threaded hole at the bottom of the water seepage pipe corresponding to each plant of rice, installing an anti-blocking branch seepage pipe in the threaded hole, and winding a raw rubber belt at the joint of the pipe furnace to form a waterproof seal; the steps are completed, and the existing irrigation system is modified into the dry land paddy rice dry direct seeding water seepage irrigation system according to the first technical scheme.
The beneficial effects of using the invention are as follows:
1. The system can directly control the working time of the system through the monitoring control device, adjust the water quantity of exudation irrigation in real time through the change of the rice planting environment, and the electric control pressure relief valve avoids the overlarge pressure of the original irrigation system and can finish the water pressure adjustment and the water return effect.
2. The device can be additionally provided with the anti-blocking branch seepage pipe at the seepage pipe, and the mode of replacing the filter layer in the anti-blocking branch seepage pipe can prevent sundries in water from blocking the seepage hole, and meanwhile, the blockage of the seepage hole due to mineral deposition is avoided.
3. The system is convenient to reform transform the traditional irrigation system because of the structural characteristic, and further saves water and labor.
The system can be paved for 50 years once, various terrains can be paved, quantitative fertilizer and medicine input can be compatible while water is conveyed by the system, water, fertilizer and medicine are integrated, and compared with the original flood irrigation, manpower and material resources are saved, irrigation speed is accelerated, and a powerful hardware facility is provided for the development of future intelligent agriculture.
Drawings
FIG. 1 is a schematic diagram of a dry land paddy rice direct seeding water seepage irrigation system.
FIG. 2 is a block diagram of the monitoring and controlling device in the dry-land paddy rice direct seeding water seepage irrigation system.
FIG. 3 is a schematic diagram of water seepage branches in the dry land paddy rice direct seeding water seepage irrigation system.
FIG. 4 is a graph showing the change of soil depth and water content at different radii from rice after the dry-land rice direct seeding infiltration irrigation system of the present invention is used.
FIG. 5 is a graph showing the influence of water seepage on the soil humidity range after the dry direct seeding water seepage irrigation system for dry paddy rice is used.
The reference numerals include:
10-water tank, 20-water delivery pipe, 21-electric control stop valve, 22-electric control pressure release valve, 221-water return pipe, 30-booster pump, 40-water seepage pipe, 41-seepage branch pipe, 42-screw cap, 421-water seepage hole, 43-sealing ring, 44-filter layer, 45-foam cushion, 50-exhaust pipe, 51-exhaust valve, 60-monitoring control device, 61-wind speed and wind speed sensor, 62-air data sensor, 63-rainfall sensor, 64-soil condition sensor, 65-main control device and 66-solar power supply device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present technical solution more apparent, the present technical solution is further described in detail below in conjunction with the specific embodiments. It should be understood that the description is only illustrative and is not intended to limit the scope of the present technical solution.
Example 1
As shown in fig. 1-3, the embodiment provides a dry land paddy rice dry direct seeding water seepage irrigation system, which comprises a water tank 10, a water pipe 20, a booster pump 30, a plurality of water seepage pipes 40 and a monitoring control device 60, wherein the water tank 10 is connected with the water seepage pipes 40 through the water pipe 20, the water seepage pipes 40 are paved on the ground and are provided with water seepage holes 421 corresponding to the positions of paddy seedlings, the water pipe 20 at the section between the booster pump 30 and the water seepage pipes 40 is provided with an electric control stop valve 21 and an electric control relief valve 22 according to the flowing direction, the relief end of the electric control relief valve 22 is connected with a water return pipe 221, and the other end of the water return pipe 221 is communicated with the water tank 10;
As shown in fig. 2, the monitoring control device 60 includes a wind speed and wind speed sensor 61, an air data sensor 62, a rain sensor 63, a soil case sensor 64, a main control device 65 and a solar power supply device 66,
A wind speed and wind speed sensor 61 for detecting a current ambient wind direction and a wind speed and acquiring wind information;
An air data sensor 62 for detecting a current ambient air temperature and air humidity and acquiring air information;
a rainfall sensor 63 for detecting whether the current environment is rainfall weather and rainfall, and acquiring rainfall information;
A soil condition sensor 64 for detecting the current environmental soil humidity and acquiring soil information;
The main control device 65 is respectively connected with the wind speed sensor, the air data sensor 62, the rainfall sensor 63 and the soil condition sensor 64, and the main control device 65 acquires wind force information collected by the wind speed sensor 61, acquires air information collected by the air data sensor 62, acquires rainfall information collected by the rainfall sensor 63 and soil information collected by the soil condition sensor 64 and issues control instructions to the electric control stop valve 21 and the electric control relief valve 22 to switch the opening and closing states of the electric control stop valve 21 and the electric control relief valve 22;
the solar power supply device 66 is connected with the main control device 65 and supplies power to the main control device 65.
The water seepage pipe 40 is a drip seepage pipe, a plurality of water seepage pipes 40 are arranged in parallel, and the width of the water seepage pipe 40 is matched with the width of the paddy furrows. The first end of the water seepage pipe 40 is communicated with the water delivery pipe 20, the second end of the water seepage pipe 40 is connected with the exhaust pipe 50, the first end of the exhaust pipe 50 is connected with the water seepage pipe 40, the second end of the exhaust pipe 50 is closed, the exhaust pipe 50 is provided with the exhaust valve 51, and the water seepage pipe 40 is prevented from being unable to permeate water due to the fact that the water seepage holes 421 of the gas part exist.
As shown in fig. 3, the seepage pipe 40 is provided with an anti-blocking branch seepage pipe, the anti-blocking branch seepage pipe comprises a seepage branch pipe 41, a thread cap 42, a sealing ring 43 and a filter layer 44, a plurality of downward threaded holes are formed in the seepage pipe 40, external threads are formed on the outer ring surface of the seepage branch pipe 41, the seepage branch pipe 41 is screwed into the threaded holes of the seepage pipe 40 through the external threads, the lower end of the seepage branch pipe 41 extends out of the seepage pipe 40, the thread cap 42 is locked at the lower end of the seepage branch pipe 41 through the threads, a seepage hole 421 is formed in the middle position of the head of the thread cap 42, a cavity is formed between the lower end of the seepage branch pipe 41 and the head of the thread cap 42, and the sealing ring 43 and the filter layer 44 are installed in the cavity from top to bottom.
Preferably, a foam cushion 45 is provided between the head of the screw cap 42 and the filter layer 44. The filter layer 44 is a ceramic filter sheet with uniformly distributed needle-punched holes. The filter layer 44 is a carbon fiber mesh sheet.
The function of the seal 43 is to elastically press the filter layer 44, and the other function is to seal the gap between the effusion cell 41 and the screw cap 42.
The filter layer 44 is preferably a ceramic filter, if the water seepage hole 421 is blocked, the screw cap 42 is unscrewed, then a new ceramic filter is replaced, and the blocked ceramic filter is soaked in the pickling solution for reuse. The function of the foam-rubber cushion 45 is to play a role in buffering, and the foam-rubber cushion 45 of colleagues plays a role in siphoning, so that water in the ceramic filter plate is avoided.
Example 2
The proposed modification method of the irrigation system according to the present embodiment is used for modifying an existing irrigation system, where the existing irrigation system includes a water tank 10, a water pipe 20, a booster pump 30 and a plurality of water seepage pipes 40, the water tank 10 is connected with the water seepage pipes 40 through the water pipe 20, the water seepage pipes 40 are paved on the ground and have water seepage holes 421 corresponding to positions of rice seedlings,
Cutting off the water pipe 20, installing an electric control stop valve 21 and an electric control pressure release valve 22 on the water pipe 20, connecting the pressure release end of the electric control pressure release valve 22 with a water return pipe 221, communicating the other end of the water return pipe 221 with the water tank 10, and winding a raw rubber belt at the joint of the pipe furnace to form a waterproof seal; the issuing instruction end of the monitoring control device 60 is connected with the electric control stop valve 21, the electric control pressure relief valve 22 and the booster pump 30 to control the opening and closing states of the electric control stop valve 21, the electric control pressure relief valve 22 and the booster pump 30; the tail part of the water seepage pipe 40 is connected in parallel through an exhaust pipe 50, and an exhaust valve 51 is arranged on the exhaust pipe 50; drilling a threaded hole at the bottom of the water seepage pipe 40 corresponding to each plant of rice, installing an anti-blocking branch seepage pipe in the threaded hole, and winding a raw rubber belt at the joint of the pipe furnace to form a waterproof seal; the steps are completed, and the existing irrigation system is modified into the dry land paddy rice dry direct seeding water seepage irrigation system as in the embodiment 1.
In practical use, as shown in example 1 and example 2, the filtration irrigation experiment performed in a pilot scale base achieves 75% water saving, and the experimental data are shown in fig. 4 and 5.
Fig. 4 and 5 are graphs showing the changes of the soil depth and the water content at different radiuses from the rice, the changes of the soil depth and the water content at the positions 20 cm, 30 cm and 40 cm from the radius meet the growth requirement of the rice, and the soil water content at the position 60 cm is the development depth of the rice root system, which meets the requirement.
The foregoing is merely exemplary of the present invention, and those skilled in the art can make many variations in the specific embodiments and application scope according to the spirit of the present invention, as long as the variations do not depart from the spirit of the invention.
Claims (1)
1. The utility model provides an irrigation system repacking method for repacking current irrigation system, current irrigation system includes water tank, raceway, booster pump and a plurality of infiltration pipe, and wherein, the water tank passes through the raceway and connects the infiltration pipe, and the infiltration pipe is laid on ground and is had the infiltration hole corresponding rice seedling position, its characterized in that:
Cutting off the water pipe, installing an electric control stop valve and an electric control pressure relief valve on the water pipe, connecting the pressure relief end of the electric control pressure relief valve with a water return pipe, connecting the other end of the water return pipe with a water tank, and winding a raw rubber belt at the joint of the pipe furnace to form a waterproof seal; connecting a command issuing end of the monitoring control device with the electric control stop valve, the electric control pressure relief valve and the booster pump to control the opening and closing states of the electric control stop valve, the electric control pressure relief valve and the booster pump; the tail part of the water seepage pipe is connected in parallel through an exhaust pipe, and an exhaust valve is arranged on the exhaust pipe; drilling a threaded hole at the bottom of the water seepage pipe corresponding to each plant of rice, installing an anti-blocking branch seepage pipe in the threaded hole, and winding a raw rubber belt at the joint of the pipe furnace to form a waterproof seal; the steps are completed, and the existing irrigation system is modified into a dry land paddy rice dry direct seeding water seepage irrigation system;
The dry land paddy rice dry direct seeding water seepage irrigation system comprises a water tank, a water pipe, a booster pump, a plurality of water seepage pipes and a monitoring control device, wherein the water tank is connected with the water seepage pipes through the water pipe, the water seepage pipes are paved on the ground and are provided with water seepage holes corresponding to the positions of paddy rice seedlings, the water pipe at the section between the booster pump and the water seepage pipes is provided with an electric control stop valve and an electric control relief valve according to the flowing direction, the relief end of the electric control relief valve is connected with a water return pipe, and the other end of the water return pipe is communicated with the water tank;
the monitoring control device comprises a wind speed sensor, an air data sensor, a rainfall sensor, a soil situation sensor, a main control device and a solar power supply device,
The wind speed sensor is used for detecting the current ambient wind direction and the wind speed and acquiring wind power information;
The air data sensor is used for detecting the current ambient air temperature and air humidity and acquiring air information;
The rainfall sensor is used for detecting whether the current environment is rainfall weather and rainfall and acquiring rainfall information;
the soil condition sensor is used for detecting the current environmental soil humidity and acquiring soil information;
the main control device is respectively connected with the wind speed sensor, the air data sensor, the rainfall sensor and the soil situation sensor, acquires wind force information collected by the wind speed sensor, acquires air information collected by the air data sensor, acquires rainfall information collected by the rainfall sensor and soil information collected by the soil situation sensor, and issues control instructions to the electric control stop valve and the electric control pressure relief valve to switch the opening and closing states of the electric control stop valve and the electric control pressure relief valve;
The solar power supply device is connected with the main control device and supplies power to the main control device;
The water seepage pipes are drip seepage pipes, a plurality of water seepage pipes are arranged in parallel, and the width of each water seepage pipe is matched with the width of a rice furrow;
The first end of the water seepage pipe is communicated with the water delivery pipe, the second end of the water seepage pipe is connected with an exhaust pipe, the first end of the exhaust pipe is connected with the water seepage pipe, the second end of the exhaust pipe is closed, and an exhaust valve is arranged on the exhaust pipe;
The water seepage pipe is provided with an anti-blocking branch seepage pipe, the anti-blocking branch seepage pipe comprises a seepage branch pipe, a thread cap, a sealing ring and a filter layer, a plurality of threaded holes which are downwards arranged are formed in the water seepage pipe, an external thread is arranged on the outer ring surface of the seepage branch pipe, the seepage branch pipe is screwed into the threaded holes of the water seepage pipe through the external thread, the lower end of the seepage branch pipe extends out of the water seepage pipe, the thread cap is locked at the lower end of the seepage branch pipe through the thread, a water seepage hole is formed in the middle position of the head of the thread cap, a cavity is formed between the lower end of the seepage branch pipe and the head of the thread cap, and the sealing ring and the filter layer are arranged in the cavity from top to bottom;
A foam cushion is arranged between the head of the screw cap and the filter layer;
the filter layer is a ceramic filter sheet or a carbon fiber screen plate with uniformly distributed needle holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110377064.3A CN113100033B (en) | 2021-04-08 | 2021-04-08 | Dry land rice dry direct seeding water seepage irrigation system and water seepage irrigation system modification method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110377064.3A CN113100033B (en) | 2021-04-08 | 2021-04-08 | Dry land rice dry direct seeding water seepage irrigation system and water seepage irrigation system modification method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113100033A CN113100033A (en) | 2021-07-13 |
| CN113100033B true CN113100033B (en) | 2024-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202110377064.3A Active CN113100033B (en) | 2021-04-08 | 2021-04-08 | Dry land rice dry direct seeding water seepage irrigation system and water seepage irrigation system modification method |
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| CN203072533U (en) * | 2013-02-19 | 2013-07-24 | 冯利华 | Landscaping water-saving irrigation system |
| CN103250614A (en) * | 2013-05-24 | 2013-08-21 | 浙江科技学院 | Novel photovoltaic computer controlled automatic micro-irrigation system |
| CN105325263A (en) * | 2015-10-27 | 2016-02-17 | 西北农林科技大学 | Anti-clogging easy-to-clean microporous ceramic drip irrigation emitter |
| CN107980558A (en) * | 2017-12-07 | 2018-05-04 | 横琴七弦琴知识产权服务有限公司 | A kind of Precision Irrigation system |
| CN211657067U (en) * | 2020-01-02 | 2020-10-13 | 内蒙古亿利新中农沙地农业投资股份有限公司 | Desert rice water-saving equipment |
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| US20050211794A1 (en) * | 2004-03-26 | 2005-09-29 | Clark James J | Water irrigation system with wind sensor and method of controlling irrigation |
| US10823720B2 (en) * | 2018-12-28 | 2020-11-03 | Wenbin Yang | Deep soil water percolation monitor and monitoring method therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203072533U (en) * | 2013-02-19 | 2013-07-24 | 冯利华 | Landscaping water-saving irrigation system |
| CN103250614A (en) * | 2013-05-24 | 2013-08-21 | 浙江科技学院 | Novel photovoltaic computer controlled automatic micro-irrigation system |
| CN105325263A (en) * | 2015-10-27 | 2016-02-17 | 西北农林科技大学 | Anti-clogging easy-to-clean microporous ceramic drip irrigation emitter |
| CN107980558A (en) * | 2017-12-07 | 2018-05-04 | 横琴七弦琴知识产权服务有限公司 | A kind of Precision Irrigation system |
| CN211657067U (en) * | 2020-01-02 | 2020-10-13 | 内蒙古亿利新中农沙地农业投资股份有限公司 | Desert rice water-saving equipment |
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