220 results about "Controller (irrigation)" patented technology

A tool for management of irrigation schedules is provided. The tool can include a controller that can communicate with an irrigation system to build and implement automatic irrigation schedules using sensed data about the environment, historical data, and manually input data. These schedules can be optimized for capital cost, lifetime cost, farm revenue, water use, and energy efficiency of the irrigation system. The schedule can be adjusted based on sensed data and / or manual inputs to ensure optimal use of resources. In some embodiments, the controller can communicate the schedule to a user via electronic communication to implement irrigation. In such embodiments, the user can interface with the controller to confirm directions to implement irrigation and receive additional directions.

The invention provides a water and fertilizer on-line accurate detection and irrigation control system which is used for irrigation of hardened water channels in low-latitude plateau areas. Comprising a cloud box, a data acquisition module, an image recognition module, a system PLC controller and a remote control and system alarm. The cloud box establishes a real-time and historical database based on the data acquired by the data acquisition module, further comprises an irrigation volume model and a crop growth period moisture management model, and makes and outputs an irrigation decision based on the irrigation volume and moisture management model; the data acquisition module is used for acquiring soil or matrix data and field water level; the image recognition module collects crop growth images to enter different period schemes; and the PLC receives an irrigation decision or controls a lifting telescopic rod or a water gate decision. According to the system, large-scale intelligent planting of crops is achieved, a large amount of manpower is saved, the problem that the low-latitude plateau green efficient water-saving irrigation technology lacks is solved, and the crop production amount is greatly increased.

The invention provides an automatic irrigation device and method based on a soil humidity sensor, and relates to the technical field of water-saving sprinkling irrigation. The automatic irrigation device comprises a distributed soil humidity sensor network buried in soil of an area to be irrigated, a central controller connected with the distributed soil humidity sensor network and an irrigation execution unit electrically connected with the central controller. By arranging a distributed soil humidity sensor network and constructing a three-dimensional distribution model of soil moisture, the inherent defect that traditional single-point measurement is over-summarized is thoroughly overcome; by means of the automatic irrigation device, the real moisture conditions of each subarea and different depths in the irrigation area can be accurately mastered, so that independent and on-demand irrigation of each subarea is achieved, the high uniformity of the soil humidity of the whole field is effectively guaranteed, the optimal moisture environment is provided for crop growth, and the crop yield and quality are directly improved.

The application relates to the field of garden greening management automation, and discloses a garden greening intelligent irrigation method, system, controller and spray head, the method comprising: collecting environmental information; constructing a soil moisture dynamic equation and a plant growth model according to plant information and environmental information; calculating a spray head opening time based on the dynamic equation and the growth model; controlling the spray head to open and close according to the opening time; and dynamically adjusting the spray head opening time based on the environmental information after the spray head is opened. The application constructs a soil moisture dynamic equation based on soil humidity and weather changes, and calculates a spray head opening time based on the dynamic equation and the growth model, so that efficient and intelligent irrigation control is realized. Compared with an existing timing automatic irrigation system, the application effectively avoids water resource waste caused by fixed cycle watering, while ensuring the accuracy and timeliness of water supply, meets the needs of modern water saving and accurate maintenance, and has remarkable environmental and economic benefits.

The invention discloses automatic irrigation vegetable planting equipment which comprises an outer box body, a first net plate is arranged in the outer box body, a planting cavity is formed above the first net plate, the first net plate is located between a first cavity and a second cavity, an irrigation mechanism is arranged in the first cavity, a drip irrigation mechanism is detachably connected to the outer box body, and the irrigation mechanism communicates with the drip irrigation mechanism; the flood drainage and ventilation assembly comprises a second net plate, lifting mechanisms are arranged in the first cavity and the second cavity and are in transmission connection with the second net plate, a water absorption mechanism is arranged on the second net plate, a pumping and drainage mechanism is arranged in the outer box body and is in transmission connection with the second net plate, and a ventilation pipe is fixedly connected to the first net plate. A plurality of fourth through holes are formed in the vent pipe; the controller is fixedly connected to the outer side wall of the outer box body. According to the automatic irrigation device, automatic irrigation of planted vegetables can be achieved, different irrigation modes can be selected, irrigation work is more convenient, drainage is facilitated, root ventilation is improved, and growth of the vegetables is facilitated.

The utility model relates to the technical field of infiltrating irrigation, and particularly discloses an infiltrating irrigation anti-blocking dredging device which comprises a hydro-generator connected with a water supply pipe and a water seepage pipe, a detection module and an air blowing pipe connected with the water inlet end of the hydro-generator, one end of the air blowing pipe is connected with a check valve, and the check valve is connected with an air compressor through a pipeline. The water supply pipe is connected with the water pump to supply water into the water seepage pipe, the detection module comprises a sensor, a controller and a battery, the sensor is installed on the side wall of the water seepage pipe and sends temperature and humidity information of soil to the controller, the battery provides a power source for the controller, and the hydraulic generator is connected with the battery and charges the battery; according to the utility model, the humidity information of soil can be obtained at the first time through the sensor, so that the blockage information of the water seepage pipe can be obtained, the blockage position can be dredged in time through the high-pressure gas, the problem of vegetation death caused by drought is avoided, and the growth safety of vegetation is ensured.

The self-adjusting drip irrigation emitter comprises a tank body, a water supplementing valve, a filter screen, a controller, a liquid level sensor, a steel wire rope, a drip irrigation belt, a flow meter, a sliding buckle device, a hanging rod and a clamping device, the water supplementing valve is arranged on the upper portion of the tank body, the filter screen is arranged in the tank body, the controller is arranged on the side wall of the tank body, and the liquid level sensor is arranged on the side wall of the tank body. The liquid level sensor is arranged at the top end of the interior of the tank body, the steel wire rope is arranged on the side wall of the tank body, the drip irrigation belt is communicated with the bottom of the tank body, the flow meter is arranged on the drip irrigation belt, the steel wire rope is sleeved with the sliding buckle device, and the hanging rod is arranged on the sliding buckle device. The clamping device is arranged at the lower end of the hanging rod and can be used for clamping the drip irrigation tape. The utility model belongs to the technical field of drip irrigation, and particularly relates to a self-adjusting drip irrigation emitter for crops, which is capable of automatically filtering impurities in the drip irrigation emitter, automatically replenishing water to the drip irrigation emitter and adjusting and fixing a drip irrigation tape.

The utility model belongs to the field of sprinkling irrigation technology discloses an automatic sprinkling irrigation spray gun. The automatic sprinkling irrigation spray gun includes a spray head, a pipe body assembly, a ball valve and an actuator, the pipe body assembly is provided with a water inlet channel and a water outlet, the spray head is connected to the water outlet, the ball valve is installed on the water inlet channel, the ball valve is used for controlling water flow on-off and flow regulation, the actuator includes a controller, a valve drive assembly and a power supply assembly, the controller can be connected with remote control terminal communication, the valve drive assembly is electrically connected with the controller, and is mechanically connected with the valve core of the ball valve, two interfaces of the power supply assembly are electrically connected with the controller and the valve drive assembly respectively. The automatic sprinkling irrigation spray gun solves the problem that the existing sprinkling irrigation spray gun cannot be remotely and accurately controlled to open and close and regulate the flow, and improves the intelligent level and irrigation efficiency of the automatic sprinkling irrigation spray gun.

The application provides a pick-up type underground groundwater level control device, which comprises a receiving box and a machine box buried in a pit, a top end of the receiving box is detachably provided with a cover plate, a top end of the cover plate is provided with a water filling opening assembly, an inside of the receiving box is provided with a rainwater filtering and storing assembly, a top end of the rainwater filtering and storing assembly is provided with a surface water detection assembly protruding above the ground, the machine box is provided with a drainage mechanism for pumping rainwater in the receiving box, a water outlet end of the drainage mechanism is connected with an underground drainage pipeline, an inside of the machine box is provided with a liquid level jump mechanism for controlling opening and closing of the drainage mechanism according to a water level in the receiving box, a power supply for supplying power to the device as a whole and a controller for controlling operation of the device as a whole. The application can collect rainwater, adjust water storage capacity, effectively filter rainwater, discharge excess rainwater into the underground drainage pipeline and automatically monitor whether to perform greening belt irrigation and the like.

The utility model belongs to the technical field of farmland irrigation, and particularly relates to an intelligent farmland irrigation spray head capable of automatically adjusting water quantity, which comprises a base, a connecting pipe is mounted at the top of the base, a spray head is connected to the top of the connecting pipe, a controller is mounted at the top of the base, and a soil humidity sensor is arranged on the outer wall of the connecting pipe. The wiring end of the soil humidity sensor is connected with a detection probe, and the outer wall of the connecting pipe is connected with a water inlet pipe. According to the utility model, the detection probe is inserted into soil, then the soil humidity sensor is used for collecting soil humidity information, and then the controller is used for controlling the electric telescopic rod to drive the adjusting cap to ascend and descend according to the soil humidity, so that when the first water outlet hole and the nozzle hole are overlapped, sprayed water can be sprayed out according to the caliber of the first water outlet hole; and when the second water outlet hole is overlapped with the nozzle hole, the sprayed water is sprayed out according to the caliber of the second water outlet hole, so that the automatic adjustment of the water quantity is realized.

1. Name of the product in this design: Grip part of irrigation controller. 2. Application of this design: This partial design serves as a gripper for an irrigation controller, used to hold and secure the irrigation controller; the entire product serves as an irrigation controller for controlling the irrigation system. 3. The key design features of this product are the shape of the part for which protection is sought. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. Other situations requiring explanation: Solid lines are used to indicate parts for which protection is requested, while dashed lines are used to indicate parts for which protection is not requested.

The utility model relates to the technical field of irrigation control, especially a yellow peach orchard irrigation precision controller, including irrigation controller body, the lower part of right -hand member of irrigation controller body is fixedly connected with pump body water inlet filter device, the upper end fixedly connected with the communicating water pipe of pump body water inlet filter device, one end fixedly connected with branch pipe precision control structure of communicating water pipe, the utility model discloses a kind of yellow peach orchard irrigation precision controller, pass through pump body water inlet filter device and again filter component carry out multistage filtration, effectively avoid the impurity in water to block pipeline, with the electromagnetic control valve of branch pipe precision control structure, can be according to the different area demand of yellow peach orchard precision distribution water volume, guarantee that yellow peach obtains suitable moisture in each growth stage, reduce crack fruit, fruit small etc. Problem, improve fruit quality, increase farmer's income, and filter component is easy to disassemble and clean, and maintenance is convenient.

A method and apparatus for site-specific application of a fluid additive, with or without irrigation water, wherein a center pivot or lateral move irrigation system is utilized for a dedicated additive spraying system. Said spraying system including an additive pumping apparatus with a pump controller in communication with an irrigation system position sensor, and an additive pump in fluid communication with a reservoir of additive and a plurality of flow control valves. Said flow control valves each in fluid communication with an additive carrying conduit, said conduit terminating with an end-portion of conduit with spray nozzle set. Each said end-portion with spray nozzle set configured to apply additive to a ground surface below said end-portion and within the boundaries of polygon shaped areas of a field based on the position of the pipe spans, said position provided to the pump controller by the irrigation system position sensor.

The present application relates to urban overpass deck rainwater utilization technical field, disclose a kind of urban overpass unpowered rainwater intelligent sprinkling irrigation greening compensation system, comprising: central controller, rainwater collection sedimentation tank, spraying system and spraying system;Rainwater collection sedimentation tank is connected with deck rainwater discharge pipe, and rainwater collection sedimentation tank is connected with sedimentation tank outlet pipe on it;Spraying system and spraying system are all connected on sedimentation tank outlet pipe, and the spray head of spraying system and the spray head of spraying system are all arranged above the green belt.The system of the present application utilizes overpass deck rainwater to carry out sprinkling irrigation to green belt plant and dust fall to road surface, air, not only can make full use of rainfall, save municipal water, and realize unpowered automatic sprinkling irrigation using the gravity potential of rainwater;In addition, since the system has collected part of rainwater with silt on the deck of overpass, the amount of silt flowing into municipal pipe network is reduced, and the pressure of municipal rainwater pipe network dredging is reduced.

The invention discloses a walking control method for a translation type sprinkling machine capable of improving irrigation uniformity, and belongs to the technical field of sprinkling machines, the translation type sprinkling machine comprises a plurality of main tower cars, the plurality of main tower cars are connected and fixed through water supply pipes, a plurality of irrigation pipes are arranged below the water supply pipes, one end of each irrigation pipe is provided with a valve, and the other end of each irrigation pipe is provided with a valve. A variable irrigation controller is fixedly installed on the valve, a main control cabinet and a slave control cabinet are fixedly installed on the main tower vehicle, a 380VAC power source is arranged in the main control cabinet, a 380VAC cable is electrically connected to the 380VAC power source, and the main tower vehicle is further provided with a transformer, a rectifier, a motor controller, a motor driver and a direct-current brushless motor. According to the variable irrigation control method for the large sprinkler, the mutual influence among the flow of all the nozzles on the sprinkler is considered, a decision network is constructed by using wireless communication and edge calculation methods, and the flow of each nozzle on the whole sprinkler can be quickly stabilized on a target value.

The invention belongs to the technical field of irrigation equipment, and discloses garden maintenance irrigation equipment which comprises a soil burying pipe and an irrigation head, a movable rod is movably connected into the soil burying pipe in a sleeved mode, the top face of the movable rod and the irrigation head are fixedly installed, and the bottom of the irrigation head fixedly communicates with a first pipe. By additionally arranging a controller and an electromagnetic valve, remote opening and closing control is conducted on a second pipe, during irrigation, part of clear water is introduced into the second pipe in cooperation with a mounting sleeve, an arc-shaped sleeve in a soil burying pipe is matched, after the clear water is introduced, a sealing mechanism is pushed to be opened, the clear water is injected into the soil burying pipe, and a movable rod is pushed to drive an irrigation head to move upwards; different lifting heights are controlled by controlling the amount of fed clear water, so that height adjustment is performed according to the actual irrigation range, the irrigation spraying range is controlled, adjustment and use are convenient, meanwhile, the device is buried in soil by being matched with a soil burying pipe, the device is hidden in the soil, a certain hiding effect is achieved, and the natural and attractive appearance of a garden is maintained.

The application belongs to the technical field of rainwater recycling, and specifically discloses a rainwater collecting and purifying unit, a water resource saving and recycling irrigation system and a method. The collecting and purifying unit takes a tire ring cut from a waste tire as a carrier, is stably attached to a slope surface through a positioning rib, is filled with a filler in a cavity, and is provided with a water guide arranged in a corresponding area of the central hole and directly reaching a deep soil body. An intercepting filter screen is connected between adjacent tire rings, and is matched with an inverted V-shaped water stop plate and an elastic member to dynamically control the flood drainage rhythm. The irrigation system integrates the unit, a water pump, a controller and a soil sensor to build a system for collecting, purifying, dynamically draining and deep water supplementing rainwater on demand. The application realizes multi-target cooperation of rainwater utilization, ecological restoration and slope reinforcement, and significantly improves the rainwater recycling efficiency and the ecological restoration effect.

The application discloses a kind of cultivation shear irrigation integrated device of root-soil complex, it is related to geotechnical-plant interaction test instrument field, including integrated cultivation shear component, monitoring irrigation component and shear loading component;Integrated cultivation shear component includes upper half ring cutter, lower half ring cutter, flange and detachable screw, upper half ring cutter and lower half ring cutter end each connection has flange, two flanges are attached and overlapped, detachable screw is provided with the aperture of flange, monitoring irrigation component includes moisture detector, intelligent valve, controller, water and fertilizer supply box, water pipe and remote computer, the probe of moisture detector is provided with the moisture detector aperture of upper half ring cutter and lower half ring cutter side wall, controller is connected with moisture detector wiring, and is connected with remote computer, intelligent valve signal.The application uses the cultivation shear irrigation integrated device of root-soil complex described above, realizes root-soil complex in-situ cultivation, intelligent irrigation, shear test integrated operation.

The utility model discloses an automatic irrigator that can induct crop water demand, including water delivery pipe and a plurality of branch pipes set on the conveying pipe, the branch pipe is provided with solenoid valve, the branch pipe is provided with the shunt pipe on one side away from water delivery hose, the bottom of shunt pipe is provided with a plurality of equidistance distribution's irrigation head. The utility model discloses, through the real -time feedback soil moisture state of soil humidity detection stick, through the threshold value of soil sensor setting, when soil humidity is less than the set threshold value, just opens the solenoid valve on the corresponding branch pipe, and irrigates, when soil humidity is enough greater than the valve value, can stop in time, avoid excessive irrigation, and the setting of shunt pipe makes the moisture uniform infiltration in the soil of the pot culture, avoids partial overwetting or drought, and water delivery pipe can be connected with a plurality of branch pipes, and can automatically irrigate a plurality of crops, and the pot along the clamp plate is convenient for integrating and fixing the controller, solenoid valve, sensor at the edge of flowerpot, reduces the space occupation, is suitable for the compact scene such as family pot culture.

1. The name of the design product: irrigation timer (SGW17). 2. The use of the design product: timing controller for garden irrigation. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view 1.

The application discloses an ultrasonic self-cleaning filter and an intelligent control method thereof, and belongs to the technical field of irrigation water treatment equipment. The filter comprises a shell assembly, which is a sealed cylinder structure, and is provided with a blowdown port at the top, a water inlet at the bottom and a water outlet on the side wall. The filter assembly comprises an inner filter screen in a cylindrical structure, which is arranged inside the shell assembly and is sealingly connected with the top end and the bottom end of the side wall of the shell assembly through a sealing ring. The ultrasonic cleaning assembly comprises an ultrasonic generator and a plurality of vibration units connected with the ultrasonic generator. The control system comprises a controller connected with the ultrasonic generator, a differential pressure sensor and a flow sensor electrically connected with the controller and arranged at the water outlet, and the controller is connected with a cloud platform through a wireless communication module. The controller is used for determining the optimal cleaning time and cleaning period of the filter under the current irrigation cycle according to the historical operation data and cleaning data of the filter.

A water pump flow control method and control system, the method comprising S1: control system initialization, obtaining a global impedance set through the control system, the global impedance set comprising but not limited to impedance coefficients Z of all branches i , initial pressure Q s , and falling slope K; S2: based on the global impedance set, through the pulse synchronous constant current control method, coordinating the pulse switch timing of all branches, making the whole pipe network system run synchronously in constant current; S3: if the pulse unit at the inlet end of any branch detects that the pressure waveform is continuously abnormal, the fault diagnosis module will send a fault alarm and diagnosis result to the main controller, the main controller isolates the abnormal branch, and re-executes S2. Through the control method and system, the variable frequency water pump can be started at off-peak, avoiding the huge pressure impact caused by the simultaneous start and stop of all valves. Secondly, the variable frequency water pump always works near the resonance point, the output constant flow is stable, the system runs in the "resonance" state, and the irrigation is more stable.

1. Name of the product in this design: Solar Drip Irrigation Controller. 2. Purpose of this design: For automatic drip irrigation. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model relates to the technical field of water-saving controllers, in particular to a water-saving irrigation controller which comprises a base, supporting rods are fixedly installed at the four corners of the upper surface of the base, a cabinet body is fixedly installed at the top ends of the supporting rods, a cabinet door is hinged to the front face of the cabinet body, and a heat dissipation pipe is fixedly installed on the bottom wall of the cabinet body. The bottom end of the heat dissipation pipe extends to the outside of the cabinet body, two dustproof nets are fixedly installed in the heat dissipation pipe, a fan is arranged between the two dustproof nets, an air outlet pipe is fixedly installed on the top wall of the cabinet body, and the top end of the air outlet pipe extends to the upper portion of the cabinet body. According to the water-saving irrigation controller, the heat dissipation pipe and the air outlet pipe are arranged on the cabinet body, so that the interior of the cabinet body is conveniently communicated with the outside, air in the cabinet body is conveniently driven to flow by starting the fan, the irrigation controller installed in the cabinet body is cooled, and the situation that the irrigation controller generates a large amount of heat after working for a long time is prevented; and the normal work is influenced.

The utility model relates to a high-standard farmland active irrigation device, which belongs to the technical field of farmland irrigation and comprises a fixing plate, fixing blocks are fixed at the left end and the right end of the fixing plate, the upper surface of each fixing block is in threaded connection with a threaded insertion rod, one end of each threaded insertion rod penetrates through and extends to the lower side of the corresponding fixing block, and a controller is arranged at the top of the left end of the fixing plate. A height adjusting mechanism used for adjusting the irrigation height is arranged in the middle of an inner cavity of the fixing plate, and an angle adjusting mechanism used for adjusting the irrigation angle is arranged on the upper side of the fixing plate. The angle adjusting mechanism comprises a bearing plate, two supporting seats and a hollow plate. According to the high-standard farmland active irrigation device, through the arrangement of the first motor, the rotating rod, the first gear, the connecting frame, the shaft rod and the second gear, the angle of an electromagnetic valve can be adjusted, so that the angle of a spray head is changed, the irrigation range is wide, and the arranged electromagnetic valve can conduct targeted irrigation; and the farmland irrigation effect is improved.

This utility model relates to the field of fertilizer and water system technology, and discloses a user-friendly fertilizer and water system, including a mixing cylinder, with raw material tanks fixedly connected to the left and right sides of the top of the mixing cylinder. This utility model, through the arrangement of a moving block, a sleeve rod, a rotating rod, a round rod, and a sealing plate, allows for easy control of the liquid level in the raw material tanks. When the liquid level in the raw material tanks reaches a predetermined value set by a level sensor, the level sensor sends a start signal to the controller, causing the controller to start the first motor. This causes the first threaded rod to rotate, which in turn causes the moving block to drive the sleeve rod, which, under the limiting action of the limiting rod, moves horizontally to the left. This causes the sleeve rod to press and push the rotating rod, which in turn causes the round rod and the sealing plate to rotate. When the sealing plate rotates 90 degrees, it seals the top of the inner cavity of the raw material tanks, enabling easy control of the liquid fertilizer and water mixing ratio. This allows operators to easily and skillfully use the device without professional training.

This utility model relates to the field of forest belt construction technology, specifically an integrated automatic drip irrigation and monitoring device for biological firebreak forest belt construction. It includes a base, with a dosing tank fixedly installed on the upper left side of the base. The dosing tank has a dosing inlet on its upper left side. A stirring assembly, including a motor, is fixedly installed in the middle of the upper part of the dosing tank, and a stirring rod is fixedly connected to the motor's rotating shaft. A first connecting pipe is fixedly connected to the lower right side of the dosing tank, and the other end of the first connecting pipe is fixedly installed on a water pump. A smoke sensor detects early fire smoke, triggering an alarm and linking the irrigation system (such as emergency water spraying for cooling) to curb the spread of fire. In high fire risk periods or areas prone to lightning strikes, rapid response can prevent small fires from escalating into major disasters. A humidity sensor monitors soil moisture in real time, and a controller automatically controls the solenoid valve to achieve precise drip irrigation.

The invention discloses a synchronous planting root fixing water spraying device and a riding type transplanter, and relates to the technical field of vegetable transplanting machinery, the synchronous planting root fixing water spraying device comprises a spraying unit and a synchronous control unit; the spraying unit comprises a water supply mechanism and a water spraying pipe, a water conveying pipe is connected between the water supply mechanism and the water spraying pipe, and the water spraying pipe is provided with nozzles; the synchronous control unit comprises a cam sensor which is used for identifying a planting action periodic signal; the relay is connected with the water conveying pipe and used for controlling on-off of the spraying waterway. And the water quantity controller is connected with the cam sensor, the relay and the water supply mechanism. According to the device, the periodic transplanting action signal of the transplanting device can be identified, the spraying unit is synchronously controlled to perform quantitative spraying according to the identified signal, and after each transplanting action is completed, liquid is periodically sprayed to the root area of the vegetable pot seedling, so that the spraying device and the transplanting device can be accurately coordinated and synchronized, and the transplanting efficiency is improved. And the irrigation water quantity of the crops is controlled, so that the survival rate of the vegetable pot seedlings is improved.

This utility model discloses an integrated rainwater harvesting and intelligent irrigation device, including a rainwater harvesting channel, a primary filter tank, a water purification tank, a disinfection channel, a purified water storage tank, an irrigation system, and a controller. The rainwater harvesting channel is connected to the primary filter tank, which is connected to the top of the water purification tank via a purification pump pipe. The bottom of the water purification tank is connected to the disinfection channel via a pipe, and the disinfection channel is connected to the purified water storage tank. The purified water storage tank is connected to the irrigation system via an irrigation pump pipe. A pump is installed on the purification pump pipe, and an irrigation pump is installed on the irrigation pump pipe. Both the pump and the irrigation pump are connected to the controller. This utility model features multi-stage filtration to ensure water quality: through a primary filter plate, a secondary filter plate, multiple purification layers, and ultraviolet disinfection, it can effectively remove suspended solids, organic matter, heavy metals, and microorganisms from rainwater, ensuring that the effluent meets irrigation requirements.

The application relates to the technical field of agricultural facilities, and discloses a nano-bubble irrigation control method, a controller and an irrigation system. The method comprises the following steps: obtaining rhizosphere detection results of soil matrix, controlling the content of oxygen nano-bubbles, hydrogen nano-bubbles and / or ozone nano-bubbles in irrigation water based on the rhizosphere detection results, generating adjusted irrigation water, and controlling an irrigation device to use the adjusted irrigation water to irrigate crops. On the one hand, the application can adjust the content of oxygen nano-bubbles in irrigation water according to the actual situation of the soil matrix to improve the respiration environment of crop roots, and adjust the content of ozone nano-bubbles in irrigation water to kill harmful microorganisms in the soil and irrigation water. On the other hand, the application can adjust the content of oxygen nano-bubbles or hydrogen nano-bubbles in irrigation water according to the actual situation of the soil matrix, thereby adjusting the oxidation-reduction potential value of the irrigation water, and further optimizing the oxidation-reduction state of the soil.