CN114557160B - South paddy field nitrogen and phosphorus loss prevention and control equipment - Google Patents
South paddy field nitrogen and phosphorus loss prevention and control equipment Download PDFInfo
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- CN114557160B CN114557160B CN202210145585.0A CN202210145585A CN114557160B CN 114557160 B CN114557160 B CN 114557160B CN 202210145585 A CN202210145585 A CN 202210145585A CN 114557160 B CN114557160 B CN 114557160B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B77/00—Machines for lifting and treating soil
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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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1886—Water using probes, e.g. submersible probes, buoys
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2866—Particular arrangements for anaerobic reactors
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention discloses a device for preventing and controlling nitrogen and phosphorus loss in a south paddy field, which is applied to the technical field of agricultural irrigation, and comprises a shell, a monitoring device and an interception device; the shell is provided with the monitoring device and the interception device, and a containing position for containing the shell, the monitoring device and the interception device is arranged at the water outlet of the paddy field; the monitoring device is electrically connected with the interception device, and is used for monitoring the loss condition of nitrogen and phosphorus in the paddy field, and the interception device is used for intercepting the loss of nitrogen and phosphorus in soil and moisture; when the monitoring device monitors that the loss value of nitrogen or phosphorus in the paddy field is larger than a preset value, the interception device is controlled to start to intercept, and the monitoring device is adopted to monitor the loss condition of nitrogen and phosphorus in the paddy field in real time, so that a nitrogen and phosphorus recovery instrument is adopted to recover nitrogen and phosphorus, and the effect of reutilization is realized.
Description
Technical Field
The invention is applied to the technical field of agricultural irrigation, and particularly relates to equipment for preventing and controlling nitrogen and phosphorus loss in a southern paddy field.
Background
Rice is one of main grain crops in China, the water demand is large in the growth process, so that a plurality of rice fields planted in a water network densely distributed area account for 94% of the sowing area of rice in China, on the other hand, the population is continuously increased in China, the grain supply demand is increased, however, the nitrogen and phosphate fertilizer application amount in China always tends to increase since the improvement is open, the agricultural yield is greatly increased due to mechanization, quick appearance and development of chemical fertilizers and new varieties, the nitrogen and phosphorus loss peak period is a week after the rice fertilization, the habit fertilization of farmers still has about 20% of nitrogen and phosphorus loss potential, among the factors, rainfall and fertilization management are also main factors influencing the nitrogen and phosphorus loss of the rice fields, the rainfall belongs to natural weather phenomenon and cannot be controlled artificially, and the fertilization management and the water management have controllability.
According to the rice field nitrogen and phosphorus loss prevention and control equipment disclosed by the invention, a trap for intercepting nitrogen and phosphorus loss is arranged, wherein the trap comprises a nitrogen and phosphorus trap outer cylinder, a nitrogen and phosphorus adsorption filler cylinder and an annular soil receiving disc, a plant water supply pipe orifice is arranged on the outer wall of the nitrogen and phosphorus trap outer cylinder, a water inlet at the lower end of the plant water supply pipe orifice is communicated with an inner cavity of the nitrogen and phosphorus trap outer cylinder, a water outlet at the upper end of the plant water supply pipe orifice exceeds the top of the nitrogen and phosphorus trap outer cylinder, the nitrogen and phosphorus adsorption filler cylinder is arranged in the nitrogen and phosphorus trap outer cylinder, the top of the nitrogen and phosphorus adsorption filler cylinder is provided with a filler cylinder cover, the annular soil receiving disc is arranged between the nitrogen and phosphorus trap outer cylinder and the nitrogen and phosphorus adsorption filler cylinder, and the top of the nitrogen and phosphorus trap outer cylinder is provided with an anti-soil gauze so that different farmland runoffs and drenching solutions can be treated by filling different adsorption fillers in the nitrogen and phosphorus adsorption filler cylinder, but the nitrogen and phosphorus loss blocking trap can not occupy too large area for a cultivated land.
Therefore, in order to solve the problem of nitrogen and phosphorus loss of the south rice field, the invention provides the equipment for preventing and controlling the nitrogen and phosphorus loss of the south rice field.
Disclosure of Invention
The invention aims to solve the problems that the existing nitrogen and phosphorus trap occupies too large cultivated land, and personnel cannot accurately know the nitrogen and phosphorus loss condition of a paddy field, and provides a device for preventing and controlling the nitrogen and phosphorus loss of a south paddy field.
The invention adopts the following technical means for solving the problem of nitrogen and phosphorus loss in the south paddy field: adopt monitoring devices, can monitor the real-time loss condition of nitrogen phosphorus in the rice field, adopt intercepting device, can retrieve nitrogen phosphorus, realize the effect of recycling, adopt soil to place the case, can be through the water spraying on the soil of external sprinkler to the filter, through the filtration that first filter and second filter more refine.
The invention provides a device for preventing and controlling nitrogen and phosphorus loss in a south paddy field, which comprises: the device comprises a shell, a monitoring device and an interception device; the shell is provided with the monitoring device and the interception device, and a containing position for containing the shell, the monitoring device and the interception device is arranged at the water outlet of the paddy field; the monitoring device is electrically connected with the interception device, and is used for monitoring the loss condition of nitrogen and phosphorus in the paddy field, and the interception device is used for intercepting the loss of nitrogen and phosphorus in soil and moisture; and when the monitoring device monitors that the loss value of nitrogen or phosphorus in the paddy field is larger than a preset value, controlling the interception device to start to intercept.
Further, an alarm assembly, a detection box, a controller and a detection assembly; the detection box is arranged inside the detection box, the alarm component is arranged at the upper end of the detection box, the alarm component is electrically connected with the detection box, the controller is arranged on the surface of the detection box, and the controller is electrically connected with the detection box.
Further, the alarm shell, the buzzer, the green light-emitting diode and the three red light-emitting diodes are arranged on the upper surface of the inside of the alarm shell, and the green light-emitting diode and the three red light-emitting diodes are transversely arranged inside the alarm shell.
Further, the nitrogen and phosphorus content detector and the detection probe, wherein the nitrogen and phosphorus content detector is arranged in the detection box, the detection probe is arranged above the nitrogen and phosphorus content detector, and the nitrogen and phosphorus content detector is connected with the controller.
Further, detect case one side and be equipped with the drain pipe, it places the case to detect the case opposite side and be equipped with soil, it still is equipped with the detection baffle to detect the incasement portion, still be equipped with stirring assembly on the detection baffle.
Further, the soil placing box is composed of a rectangular shell, a first filter plate, a second filter plate and a conveying pipe, wherein the first filter plate is transversely installed in the middle of the inside of the rectangular shell, the second filter plate is transversely installed at the bottom of the rectangular shell, and the conveying pipe is fixedly connected between the soil placing box and the detecting box.
Further, the stirring assembly includes: the stirring device comprises a driving motor, a stirring rod and stirring blades; the stirring rod coincides with the rotation center shaft of the driving motor, the rotation center shaft of the driving motor is fixedly connected with the stirring rod, stirring blades are uniformly distributed around the stirring rod, and the stirring assembly is fixedly connected to the detection partition plate.
Further, a nitrogen and phosphorus recovery instrument, an anaerobic tank, an aeration tank, a precipitation baffle plate, a soil receiving disc and a nitrogen and phosphorus bearing tank; the anaerobic tank and the aeration tank are arranged above the nitrogen and phosphorus recovery instrument, the anaerobic tank is connected with the aeration tank through a connecting pipe, the nitrogen and phosphorus bearing tank is arranged inside the nitrogen and phosphorus recovery instrument, and a plurality of round holes are further formed in the outside of the nitrogen and phosphorus bearing tank.
Further, the precipitation separation plate is arranged above the nitrogen and phosphorus recovery instrument, and the precipitation separation plate is provided with a plurality of precipitation holes.
Further, the interception device further comprises: a water supply pipe, a lime baffle and a treatment water pipe; the water supply pipe is arranged on one side of the nitrogen and phosphorus recovery instrument, the treatment water pipe is arranged on the other side of the nitrogen and phosphorus recovery instrument, the lime partition board is arranged below the water supply pipe, a plurality of filtering holes are formed above the lime partition board, and the lime partition board is used for overflowing in a saturated state when the PH of nitrogen is a certain value.
The invention provides a south paddy field nitrogen and phosphorus loss prevention and control device, which has the following beneficial effects:
1. the monitoring device is adopted to monitor the real-time loss condition of nitrogen and phosphorus in the rice field.
2. By adopting the interception device, nitrogen and phosphorus can be recovered, and the effect of reutilization is realized.
3. Adopt soil to place the case, can be through the water drenching on the soil of external sprinkler to the filter, filter through first filter and second filter finer.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an embodiment of the device for preventing and controlling nitrogen and phosphorus loss in a south paddy field according to the present invention;
fig. 2 is a schematic structural diagram of a nitrogen and phosphorus recycling instrument of the south paddy field nitrogen and phosphorus loss prevention and control equipment of the invention;
FIG. 3 is a schematic cross-sectional view of a nitrogen and phosphorus recycling apparatus for controlling and preventing nitrogen and phosphorus loss in a south paddy field according to the present invention;
fig. 4 is a schematic structural diagram of a nitrogen-phosphorus bearing pool of the south paddy field nitrogen-phosphorus loss prevention and control device of the invention;
FIG. 5 is a schematic cross-sectional view of an alarm assembly of a south paddy field nitrogen and phosphorus loss prevention and control apparatus according to the present invention;
FIG. 6 is a schematic cross-sectional view of a soil box for a device for controlling nitrogen and phosphorus loss in a south paddy field according to the present invention;
fig. 7 is a schematic cross-sectional view of a detection box of the device for preventing and controlling nitrogen and phosphorus loss in the south paddy field.
In the figure, a casing 1, a monitoring device 2, an alarm unit 21, an alarm case 211, a buzzer 212, a green light emitting tube 213, a red light emitting tube 214, a detection box 22, a detection partition 221, a controller 23, a detection unit 24, a nitrogen and phosphorus content detector 241, a detection probe 242, a drain pipe 25, a soil holding box 26, a rectangular case 261, a first filter plate 262, a second filter plate 263, a transport pipe 264, a stirring unit 27, a driving motor 271, a stirring rod 272, stirring blades 273, an interception device 3, a nitrogen and phosphorus recovery device 31, an anaerobic tank 32, an aeration tank 33, a sedimentation partition 34, a soil receiving tray 35, a nitrogen and phosphorus carrying tank 36, a round hole 361, a water supply pipe 37, a lime partition 38, a treatment water pipe 39, and a connection pipe 40.
The realization, functional characteristics and advantages of the present invention are further described with reference to the accompanying drawings in combination with the embodiments.
Detailed Description
It should be understood that the particular embodiments described herein are illustrative only and are not limiting upon the invention.
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present invention without making any inventive effort are within the scope of the present invention.
Referring to fig. 1-7, a schematic structural diagram of a device for preventing and controlling nitrogen and phosphorus loss in a south paddy field according to an embodiment of the present invention is shown.
In one embodiment, the housing 1, the monitoring device 2 and the interception device 3; the shell 1 is provided with a monitoring device 2 and an interception device 3, and a containing position for containing the shell 1, the monitoring device 2 and the interception device 3 is arranged at the water outlet of the paddy field; the monitoring device 2 is electrically connected with the interception device 3, the monitoring device 2 is used for monitoring the loss condition of nitrogen and phosphorus in the paddy field, and the interception device 3 is used for intercepting the nitrogen and phosphorus lost in the soil and the moisture; when the monitoring device 2 monitors that the loss value of nitrogen or phosphorus in the paddy field is larger than a preset value, the interception device 3 is controlled to start interception.
In this embodiment, the casing 1 is used for carrying the monitoring device 2 and the interception device 3, the monitoring device 2 is used for monitoring the loss of nitrogen and phosphorus in the paddy field in real time, and the interception device 3 is used for intercepting the loss of nitrogen and phosphorus in the soil and the moisture.
When the device is put into practical use, the monitoring device 2 is electrically connected with the interception device 3, when rainfall occurs, the paddy field is full of rainwater, nitrogen and phosphorus are dissolved in water and flow out from the water outlet along the rainwater, the monitoring device 2 is started and monitors the rainwater at the moment so as to monitor the content in the rainwater, if the loss of nitrogen and phosphorus exceeds a preset value, the interception device 3 is started to intercept nitrogen and phosphorus in the water, wherein the preset value is manually set according to the quantity of the nitrogen and phosphorus content required by the growth habit of the paddy field, and the monitoring device 2 can be used for facilitating personnel to check monitoring conditions in real time through external equipment.
In other embodiments, in the rice growth cycle, the required nitrogen and phosphorus content in each stage is different, and if the required nitrogen and phosphorus content exceeds the current stage of the rice field, the rice growth is poor, so if the loss of nitrogen and phosphorus does not exceed the preset value, but exceeds the maximum value of the nitrogen and phosphorus content capable of being carried by the rice field, the interception device 3 also dilutes the nitrogen and phosphorus content in the rice field.
In one embodiment, alarm assembly 21, detection box 22, controller 23, and detection assembly 24; the detection box 22 and the detection assembly 24 are arranged inside the detection box 22, the alarm assembly 21 is arranged at the upper end of the detection box 22, the alarm assembly 21 is electrically connected with the detection box 22, the controller 23 is arranged on the surface of the detection box 22, and the controller 23 is electrically connected with the detection box 22.
In this embodiment, the alarm assembly 21 is used for alarming personnel when the loss of nitrogen and phosphorus is large, the detection box 22 is used for storing a shell of the stirring assembly 27 and the detection assembly 24, the controller 23 is used for manually controlling to start the interception device 3, and the detection assembly 24 is used for detecting the loss value of nitrogen and phosphorus in the moisture.
In particular, when rainfall occurs, moisture enters the detection box 22, nitrogen and phosphorus components in the rainwater are detected through the detection component 24, the interception device 3 is automatically started to intercept if the preset value is exceeded, and the alarm component 21 can send out different alarm volumes if the preset value is not exceeded, and the controller 23 can be manually adjusted to adjust the interception device 3 if necessary.
In one embodiment, the alarm housing 211, the buzzer 212, the green light emitting diode 213, and the three red light emitting diodes 214, the buzzer 212 is disposed on the upper surface inside the alarm housing 211, and the green light emitting diode 213 and the three red light emitting diodes 214 are all laterally arranged inside the alarm housing 211.
In this embodiment, the buzzer 212 is used to sound, and let personnel know the loss of nitrogen and phosphorus in the paddy field in time.
In a specific implementation, when the detected value exceeds the preset value and is less than 3%, the controller 23 controls one red light emitting diode 214 to work, and the buzzer 212 has smaller volume; when the detection value exceeds the preset value by 3% -10%, the controller 23 controls the two red light emitting diodes 214 to work, and the buzzer 212 has moderate volume; when the detection value exceeds the preset value, the controller 23 controls the red light emitting diode 214 and the buzzer 212 to be not operated, and the green light emitting diode 213 is operated, so that monitoring staff can know the loss of nitrogen and phosphorus in the paddy field in time.
In one embodiment, the nitrogen and phosphorus content detector 241 and the detection probe 242, the nitrogen and phosphorus content detector 241 is disposed inside the detection box 22, the detection probe 242 is disposed above the nitrogen and phosphorus content detector 241, and the nitrogen and phosphorus content detector 241 is connected to the controller 23.
In this embodiment, the nitrogen and phosphorus content detector 241 is used for detecting the nitrogen and phosphorus content in the moisture, the loss content value can be checked by an external device, and the detection probe 242 is used for detecting the loss value of nitrogen and phosphorus.
In the specific implementation, the nitrogen and phosphorus content detector 241 detects the nitrogen and phosphorus content in the liquid in the inner cavity of the detection box 22 through the detection probe 242, the data detected by the nitrogen and phosphorus content detector 241 is transmitted to the singlechip, the singlechip calculates and compares the detected nitrogen and phosphorus content value with a specified standard value, and the processed data is displayed through external equipment.
In one embodiment, a drain pipe 25 is arranged on one side of the detection box 22, a soil placing box 26 is arranged on the other side of the detection box 22, a detection partition 221 is further arranged inside the detection box 22, and a stirring assembly 27 is further arranged on the detection partition 221.
In the present embodiment, the drain pipe 25 is used for draining the moisture entering the detection box 22, the soil placement box 26 is used for placing soil, the detection partition 221 is used for fixedly connecting the stirring assembly 27, and the stirring assembly 27 is used for stirring.
In practice, drain pipe 25 is used for discharging the moisture that gets into in the detection case 22, and soil is placed to the case 26 and is used for placing soil, and detection baffle 221 is used for fixed connection stirring subassembly 27, and stirring subassembly 27 is used for stirring.
In one embodiment, soil placement box 26 is comprised of a rectangular housing 261, a first filter plate 262, a second filter plate 263 and a transport tube 264, wherein first filter plate 262 is transversely mounted in the middle of the interior of rectangular housing 261, second filter plate 263 is transversely mounted at the bottom of rectangular housing 261, and transport tube 264 is fixedly connected between soil placement box 26 and detection box 22.
In this embodiment, a first filter plate 262 is used for filtering, a second filter plate 263 is used for further filtering, and a conveying pipe 264 conveys the internal moisture into the detection box 22 for detection.
In particular, when there is no rainfall, a proper amount of soil can be collected in the paddy field and placed on the first filter plate 262 without spraying water to the soil on the first filter plate 262 through an external spraying device, so that mineral elements in the soil pass through the first filter plate 262 and the second filter plate 263 along with the water and flow into the detection box 22 through the conveying pipe 264.
In one embodiment, the stirring assembly 27 includes: a drive motor 271, stirring rod 272 and stirring vane 273; stirring rod 272 with the center of rotation coincidence of driving motor 271, just driving motor 271's center of rotation with stirring rod 272 fixed connection, stirring vane 273 evenly distributed in stirring rod 272 is all around, stirring subassembly 27 fixed connection in detect on the baffle 221.
In this embodiment, the stirring assembly 27 is used for stirring, the driving motor 271 is used for driving the stirring rod 272 to drive the stirring blade 273 to rotate, the stirring rod 272 is connected with the driving motor 271 and the stirring blade 273, and the stirring blade 273 is used for stirring the liquid to be detected.
In specific implementation, the stirring vane 273 on the stirring rod 272 is driven to rotate by the rotation center shaft of the driving motor 271, so that the liquid to be detected in the detection box 22 is rolled, the liquid is uniformly stirred, and the accuracy of the detection data of the detection probe 242 is improved.
In one embodiment, nitrogen and phosphorus recovery instrument 31, anaerobic tank 32, aeration tank 33, sedimentation baffle 34, soil receptacle 35, and nitrogen and phosphorus bearing tank 36;
the anaerobic tank 32 and the aeration tank 33 are arranged above the nitrogen and phosphorus recovery instrument 31, the anaerobic tank 32 is connected with the aeration tank 33 through a connecting pipe 40, the nitrogen and phosphorus bearing tank 36 is arranged inside the nitrogen and phosphorus recovery instrument 31, and a plurality of round holes 361 are also arranged outside the nitrogen and phosphorus bearing tank 36.
In the present embodiment, the nitrogen and phosphorus recovery apparatus 31 is used for separating nitrogen and phosphorus from moisture and soil, the anaerobic tank 32 is used for releasing phosphorus, the aeration tank 33 is used for absorbing phosphorus, the soil receiving tray 35 is used for carrying the soil after separating phosphorus, and the nitrogen and phosphorus carrying tank 36 is used for storing nitrogen and phosphorus.
In the specific implementation, the water and part of the soil are released from the anaerobic tank 32 above the nitrogen and phosphorus recovery instrument 31 and then enter the aeration tank 33, microorganisms can excessively absorb soluble phosphorus in the water in the aeration tank 33, after the phosphorus is absorbed by the aeration tank 33, the phosphorus is precipitated through the precipitation holes in the precipitation partition 34 and enters the inner cavity of the nitrogen and phosphorus recovery instrument 31, and the phosphorus-free soil is placed above the soil receiving disc 35.
In one embodiment, a sedimentation separator 34 is provided above the nitrogen and phosphorus recovery device 31, and the sedimentation separator 34 has a plurality of sedimentation holes.
In this embodiment, the nitrogen-phosphorus loading tank 36 is used for loading the separated and filtered nitrogen and phosphorus, the round hole 361 is used for introducing nitrogen and phosphorus into one channel of the nitrogen-phosphorus loading tank 36, and the precipitation partition 34 is used for absorbing and precipitating phosphorus.
In the specific implementation, the phosphorus is precipitated through the precipitation holes in the precipitation partition 34 and enters the inner cavity of the nitrogen and phosphorus recovery instrument 31, and when the phosphorus content reaches the set value, the phosphorus enters the nitrogen and phosphorus bearing pool 36 through the round hole 361 for storage.
In one embodiment, the interception means 3 further comprise: a water supply pipe 37, a lime diaphragm 38, and a process water pipe 39; the water supply pipe 37 is arranged on one side of the nitrogen and phosphorus recovery instrument 31, the treatment water pipe 39 is arranged on the other side of the nitrogen and phosphorus recovery instrument 31, the lime baffle 38 is arranged at the position below the water supply pipe 37, a plurality of filtering holes are formed above the lime baffle 38, and the lime baffle 38 overflows in a saturated state when the PH of nitrogen is a certain value.
In the present embodiment, the water supply pipe 37 is used for supplying moisture, the lime diaphragm 38 is used for overflowing nitrogen to separate, and the process water pipe 39 is used for discharging moisture.
In the specific implementation, when the monitoring device 2 detects that the loss value of nitrogen and phosphorus exceeds the preset value, the interception device 3 intercepts water, the water enters the nitrogen and phosphorus recovery device 31 from the water supply pipe 37, and when the PH value of nitrogen is 10.5-11.5 through the filtering holes on the lime partition 38, the nitrogen overflows in a saturated state, so that the nitrogen enters the inner cavity below the nitrogen and phosphorus recovery device 31, and when the nitrogen content value reaches the set value, the nitrogen enters the nitrogen and phosphorus bearing pool 36 through the round hole 361 for storage.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (1)
1. The utility model provides a south paddy field nitrogen phosphorus loss prevention and control equipment which characterized in that includes: the device comprises a shell, a monitoring device and an interception device;
the shell is provided with the monitoring device and the interception device, and a containing position for containing the shell, the monitoring device and the interception device is arranged at the water outlet of the paddy field;
the monitoring device is electrically connected with the interception device, and is used for monitoring the loss condition of nitrogen and phosphorus in the paddy field, and the interception device is used for intercepting the loss of nitrogen and phosphorus in soil and moisture;
when the monitoring device monitors that the loss value of nitrogen or phosphorus in the paddy field is larger than a preset value, the interception device is controlled to start for interception;
the monitoring device includes: an alarm assembly, a detection box, a controller and a detection assembly; the detection case is located with detection subassembly detection incasement portion, alarm subassembly is located detection case upper end, alarm subassembly electricity is connected detection case, the controller is located detection case surface, the controller electricity is connected detection case, alarm subassembly includes: alarm casing, bee calling organ, green emitting diode and three red emitting diode, bee calling organ locates the inside upper surface of alarm casing, green emitting diode and three red emitting diode all transversely arrange inside the alarm casing, detection assembly includes: the nitrogen phosphorus content detector is arranged in the detection box, the detection probe is arranged above the nitrogen phosphorus content detector, the nitrogen phosphorus content detector is connected with the controller, a drain pipe is arranged on one side of the detection box, a soil placing box is arranged on the other side of the detection box, a detection partition plate is further arranged in the detection box, a stirring assembly is further arranged on the detection partition plate, the soil placing box is composed of a rectangular shell, a first filter plate, a second filter plate and a conveying pipe, the first filter plate is transversely arranged in the middle of the interior of the rectangular shell, the second filter plate is transversely arranged at the bottom of the rectangular shell, the conveying pipe is fixedly connected between the soil placing box and the detection box, and the stirring assembly comprises: the stirring device comprises a driving motor, a stirring rod and stirring blades; the stirring rod is coincided with a rotation central shaft of the driving motor, the rotation central shaft of the driving motor is fixedly connected with the stirring rod, stirring blades are uniformly distributed around the stirring rod, and the stirring assembly is fixedly connected to the detection partition board;
the interception device comprises: the device comprises a nitrogen and phosphorus recovery instrument, an anaerobic tank, an aeration tank, a precipitation baffle plate, a soil receiving disc and a nitrogen and phosphorus bearing tank;
the anaerobic tank and the aeration tank are arranged above the nitrogen and phosphorus recovery instrument, the anaerobic tank is connected with the aeration tank through a connecting pipe, and the nitrogen and phosphorus bearing tank is arranged inside the nitrogen and phosphorus recovery instrument;
the precipitation separation plate is arranged above the nitrogen and phosphorus recovery instrument, and is provided with a plurality of precipitation holes;
the interception device further comprises: a water supply pipe, a lime baffle and a treatment water pipe;
the water supply pipe is arranged on one side of the nitrogen and phosphorus recovery instrument, the treatment water pipe is arranged on the other side of the nitrogen and phosphorus recovery instrument, the lime partition board is arranged below the water supply pipe, a plurality of filtering holes are formed above the lime partition board, and the lime partition board is used for overflowing in a saturated state when the PH of nitrogen is a certain value.
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