37results about How to "Guaranteed irrigation effect" patented technology

The invention discloses a method for comprehensively treating saline and alkaline land through combination of irrigation and planting. The method comprises the following steps: (a) paving underground pipelines, including micro-moisture pipes for irrigation and salt discharge underground pipes for discharging salt; (b) leveling and furrowing the saline and alkaline land for irrigation salt discharge, wherein the irrigation salt discharge includes underground salt discharge and surface salt discharge and specifically comprises the following three steps in sequence: I, performing underground salt discharge; II, performing surface salt discharge, and performing rapid large-area surface salt discharge on the saline and alkaline land subjected to the underground salt discharge through a flood irrigation way; III, repeating the underground salt discharge; (c) planting suaeda salsa on a large area, continuously performing micro-moisture irrigation salt discharge before and after seedling emergence of the suaeda salsa, performing micro-moisture irrigation intermittently after branching of the suaeda salsa till the end of the peak-growth period of the suaeda salsa, pulling up the suaeda salsa by the roots, and planting crops or continually planting the suaeda salsa according to the soil salinity to further reduce salinity.

The invention discloses a greenhouse irrigation device which comprises a power supply system (1), a water storage system (2), a drop irrigation system (3) and a computer control system (4). A solar panel (1.1) of the power supply system is connected with a supporting frame (1.4) through a supporting rod (1.3), a converter (1.5) and a storage battery (1.6) are arranged inside the supporting frame, a motor (2.1) of the water storage system is connected with a water pump (2.2) which is connected with the water storage tank (2.4) arranged on the supporting frame (2.3), one end of a truss pipe (3.1) of the drop irrigation system is connected with the water storage tank through a pipeline while the other end of the same is connected with each dropper (3.2), drop nozzles (3.3) are arranged at the tail ends of the droppers (3.3), and the computer control system controls the whole solar irrigation device to operate through feedback of various sensors. The greenhouse irrigation device is environment-friendly and resource-saving, and intelligentized operations are realized while irrigation effects can be guaranteed.

The invention discloses a method for comprehensive treatment of crop planting in saline-alkali lands, which is used for the treatment and the planting in the saline-alkali lands and comprises the steps: (a) irrigation and salt elimination comprise underground salt elimination and ground surface salt elimination which are completed by three steps, wherein the underground salt elimination is firstly carried out for at least three days, the ground surface salt elimination is then carried out, and the underground salt elimination is repeated for 1-3 days at the third step; (b) the planting and salt reduction are realized by that a large area of suaeda salsa is planted, the irrigation and the salt elimination are conducted continuously before sprouting of the suaeda salsa and within two weeks after the sprouting, and the slightly wet irrigation is carried out at an interval when branching of the suaeda salsa is begun till the end of a growth peak period of the suaeda salsa; and (c) the planting of salt-tolerant crops is completed by that the slightly wet irrigation is continued for at least three days through the underground salt elimination, the large-area ground surface salt elimination is conducted for one time quickly, wheat is then seeded, the slightly wet irrigation is continued within one week after the seeding and after the sprouting, large flow irrigation is carried out for one time before the winter, and the slightly wet irrigation is carried out at an interval till the wheat gets ripe.

The invention relates to a self-driven rotary irrigation device adopting a brand-new structural design. According to the irrigation device, an outer shell structure of a water turbine (5) and an internal rotating fan blade structure are fully utilized, a water pump (3) is taken as a power source, water is introduced out from a water reservoir (1) and is sent to the water turbine (5), an butt-jointspray nozzle (6) at a water outlet end of the water turbine (5) spray water, and at the same time, based on the fact that the internal rotating fan blade structure of the water turbine (5) is fixed by a fixing base (2), rotating of the water turbine (5) is realized by using conveying propulsion force of water, and therefore, water spray and self-rotation are integrated by virtue of a single power, energy consumption is reduced, irrigation is carried out by means of rotary injection, and the irrigation efficiency is greatly improved.

The invention relates to an improvement in an agricultural planting irrigation system device, in particular to a drip irrigation permeation irrigation device for agricultural planting. A water inflow pipe is connected to a drip irrigation pipe, multiple drip irrigation branch pipes are connected to the drip irrigation pipe, the water inflow pipe is connected to the drip irrigation pipe, and a filtering device is arranged at the water inflow end of the water inflow pipe. Multiple branch pipe outlets are formed in the drip irrigation pipe, the branch pipe outlets are of columnar structures, external threads are arranged on the outer sides of the branch pipe outlets, through holes are formed in the centers of the branch pipe outlets, and the through holes are communicated with the drip irrigation pipe. By means of the mode that pressure valves are additionally arranged on water outlets of all the drip irrigation branch pipes, it is guaranteed that pressure at different points in the drip irrigation pipe reaches water flow pressure of the drip irrigation branch pipe. Due to the fact that drip irrigation water outlets are very small, in order to keep a water source of the water inflow pipe free of large-particle impurities, the filtering device is arranged on the water inflow pipe, when a filter net on the filtering device is blocked, a filter cover is directly screwed off to clean the filter net, and convenience and rapidness are achieved. The pressure of all the drip irrigation water outlets on a pipeline can be basically identical, it is guaranteed that the water outflow amount of each drip irrigation opening is identical, and the irrigation effect is guaranteed.

The invention discloses a field surface irrigation device. The field surface irrigation device comprises a water suction pump, wherein the water suction pump is connected with a water conveying main pipeline; a first gate valve, a filtering device, a water and fertilizer mixing device and a second gate valve are sequentially arranged on the water conveying main pipeline; a plurality of detachable branch pipelines are arranged on the water conveying main pipeline below the water outlet end of the second gate valve; a sub-control valve is arranged on each branch pipeline; the lower end of each branch pipeline is connected with a transverse field-in pipe; a plurality of gates are arranged at the side edge of each field-in pipe; the distance between the gates are consistent with the field distance; and a flow detector is arranged at the water outlet of each gate. The field surface irrigation device further comprises a temperature and humidity sensor, and the temperature and humidity sensor, the flow detector, the first gate valve, the second gate valve, the sub-control valve and the gates are in signal connection with a controller. The field surface irrigation device can supply both water and fertilizers during irrigation, saves manpower, material resources, water resources and time, greatly meets nutrition demands for crop growth, and facilitates automatic management.

The invention discloses an agricultural intelligent irrigation device, and relates to irrigation equipment. The device comprises an irrigation box, a first motor is fixedly connected to the top of the irrigation box, a longitudinal rotating shaft is fixedly connected to a rotor of the first motor, a rotating rod is fixedly connected to the outer side of the longitudinal rotating shaft, and chains are fixedly connected to the bottom of the rotating rod in a bilateral symmetry manner. An incomplete bevel gear is fixedly connected to the bottom of the longitudinal rotating shaft, horizontal rotating shafts are rotationally connected to the irrigation box in a bilateral symmetry manner, and transmission bevel gears are fixedly connected to the inner ends of the horizontal rotating shafts. During use, irrigation water can be well mixed through driving of the first motor, so that irrigation and fertilization integrated operation can be achieved through the device, fertilization is uniform, in addition, humidity detection can be conducted through a sensor, a spray head is moved through a second motor in a targeted manner, the device can conduct targeted irrigation during spraying irrigation, the irrigation effect can be better guaranteed, and the use effect is good.

The invention discloses a crop irrigating device. The crop irrigating device comprises a main body, wherein a fertilizer blending bucket and a water inlet are arranged on the main body; a first waterpipe is arranged on the water inlet; the first water pipe is externally connected with a water source; a first filter screen is arranged at the bottom of the fertilizer blending bucket; a first motoris mounted on a supporting leg through a support; the supporting legs are arranged at the bottom of the main body; a discharge port is arranged at the bottom of the right side of the main body; the discharge port is connected with a temporary storage tank; a booster pump is arranged on the temporary storage tank; a second water pipe is arranged at the output end of the booster pump; the second water pipe is connected with a third water pipe; a spray head is arranged at the other end of the third water pipe; the third water pipe is fixed to a bracket through a hinge; a mounting plate is fixed to the main body; a second motor is arranged on the mounting plate; a cam is arranged at the output end of the second motor. The crop irrigating device achieves accurate irrigation and improves the irrigating efficiency.

The invention discloses a water-saving irrigation device suitable for shallow root crops, and belongs to the technical field of agricultural irrigation. The water-saving irrigation device comprises aplurality of irrigation water tanks which are evenly distributed in a linear mode and a water supply pipe, and a connecting rod is fixedly connected between every two adjacent irrigation water tanks.;the two ends of the connecting rods are fixedly connected with the irrigation water tanks on the two sides correspondingly, and water injection pipes are arranged at the top ends of the irrigation water tanks in a communicating mode. Targeted irrigation can be carried out by combining root system distribution characteristics of shallow root crops, main centralized irrigation is carried out on shallow soil where more root systems are distributed, secondary proper irrigation is carried out on deep soil where less root systems are distributed, and irrigation is carried out in a mode of directlyinfiltrating water into the soil, evaporation of water in the irrigation process is greatly reduced, then water resources are saved, a small amount of fertilizer can be automatically applied to the crops in the irrigation process, and better growth of the crops is facilitated.

The invention discloses a photovoltaic string cleaning and irrigation integrated device for agriculture and light complementation and a cleaning method; a cleaning water pipe is arranged above a photovoltaic string, the cleaning water pipe is connected with a water tank through a water feeding pipe, and a water pumping motor is arranged in the water tank; a waste liquid collecting tank with a slope is arranged below the photovoltaic string in the length direction of the photovoltaic string, the bottom of the waste liquid collecting tank is connected with a waste liquid storage tank and an irrigation nozzle through a three-way adapter via corresponding electromagnetic valves, and a dust monitor is arranged on the photovoltaic string. And the dust monitor is respectively connected with the water pumping motor and an electromagnetic valve through a controller. According to the invention, classified cleaning of pollutants in the photovoltaic string can be realized, and the cleaning effect is good; secondary utilization of wastewater for agricultural irrigation can be realized, and energy conservation and environmental protection are realized; the integration level is high and installation and use are convenient.

The invention relates to a multi-directional pressurizing sprinkling irrigation device of a plant protection unmanned aerial vehicle and relates to the field of sprinkling irrigation devices. The device comprises a liquid outlet cylinder, a liquid storage cylinder, a driving assembly, a pressure adjusting assembly, a liquid mixing assembly, a piston plate, a water inlet pipe, a water outlet pipe, a sprinkling irrigation head and a controller. The pressure adjusting assembly and the liquid mixing assembly are respectively arranged in a pressure adjusting chamber and a liquid mixing chamber. The piston plate is matched with the pressure adjusting assembly. The water inlet pipe is communicated with the liquid mixing chamber and the pressure adjusting chamber. The water outlet pipe communicates with the pressure adjusting chamber and the sprinkling irrigation head. The liquid storage cylinder is sleeved on the periphery of the liquid outlet cylinder. According to the device, multiple independent liquid storage chambers are arranged, through the effect of a liquid level sensor and in cooperation with manual judgment, on-site liquid preparation is achieved, the concentration is accurate, and the irrigation effect is guaranteed; the driving assembly is arranged, synchronous work of the pressure adjusting assembly and the liquid mixing assembly is achieved, on one hand, the pressure in the pressure adjusting chamber is adjusted, liquid inlet-liquid outlet circulation is achieved, meanwhile, the liquid outlet pressure and direction are guaranteed, and the purpose of efficient and low-energy-consumption irrigation is achieved.

The invention relates to a movable water diversion horizontal cross-over type spray irrigation device. New gantry electric control structural design is adopted, n-shaped supports (9) built on two sides of a rectangular irrigation area (1) serve as movable guide rails, and rotating motors (11) fixedly arranged at two ends of a main cross-over plate (3) capable of moving along the movable guide rails in the rectangular irrigation area (1) by the aid of clamping wheels (12). By the aid of a designed water diversion device, water in ditches (2) on two sides of the rectangular irrigation area (1) is diverted into a main water pipe (4) under the main cross-over plate (3) in the moving process of the main cross-over plate (3), the rectangular irrigation area (1) is irrigated along with movement of the main cross-over plate (3), long-distance external connection of a water supply pipeline is omitted, the whole device realizes dead-space-free full coverage irrigation of the rectangular irrigation area (1) by the aid of the simplest structure, and irrigation efficiency is effectively improved.

The invention discloses a sprinkling irrigation device convenient for movement in yielding ground for vegetables. The sprinkling irrigation device comprises a base, wherein a water storing tank is fixedly connected to the top of the base; a water outlet pipeline is fixedly connected to the front side of the water storing tank; a plurality of water spraying heads are fixedly connected to the front side of the water outlet pipeline; a fixing block is fixedly connected to the right side of the water storing tank; a mounting groove is formed in the right side of the fixing block. According to the sprinkling irrigation device disclosed by the invention, revolving gears and extension boards are arranged for increasing the landing area of wheels, and further greatly enhancing the advancing stability of a vehicle; with greater landing area, the effect of preventing rollers from sinking into soil is achieved, and further the effect that the rollers can normally and quickly move without the influence from soil texture is ensured; the effect that the rollers quickly move on the yielding ground for sprinkling irrigation of the vegetables is ensured, further timely sprinkling irrigation of the vegetables is conveniently realized by workers, and the normal and quick growth effect of the vegetables is ensured.

The invention belongs to the technical field of corn cultivation and breeding, and discloses a novel cultivation frame device for corn breeding. The novel cultivation frame device for corn breeding comprises a base, the base is connected with a first support frame, a second support frame, a water storage tank and universal wheels, a water return groove is formed in the upper surface of the base, a connecting rod and a cultivation groove are connected between the first support frame and the second support frame, the connecting rod is connected with a rotary motor, a water pump and a water spray pipe, a water pump pipe is connected with a water guide pipe, the water storage tank is connected with a waterproof lamp, the water guide pipe is connected with the water storage tank, the water spray pipe is provided with a spraying opening, linkage teeth are integrally formed in the cultivation groove, the second support frame is connected with a connecting sleeve and a spring, the connecting sleeve is provided with an angle mark, and the spring is connected with a linkage rotary knob, the linkage rotary knob is provided with a knob handle with an indicating tip, the connecting sleeve is provided with a bulge, and the linkage rotary knob is provided with a groove and a linkage groove. The problems that in the prior art, cultivation trays of a corn cultivation frame cannot be rotationally adjusted, and watering is uneven in the seedling raising process are solved, and the novel cultivation frame device is suitable for corn breeding.

The invention discloses intelligent agricultural irrigation apparatus. The intelligent performance of agricultural irrigation can be greatly improved through the intelligent agricultural irrigation apparatus provided by the invention, and agricultural data can be collected and tracked automatically and sprinkling irrigation positions and sprinkling irrigation amounts can be automatically adjustedwhile an irrigation effect is guaranteed. According to the invention, a mode of carrying out partition by adopting annular rails is adopted, each annular rail is an area, and sprinkling irrigation devices on every annular rail are used to realize spray irrigation treatment on crops in the area, so that and sprinkling irrigation efficiency is guaranteed, and the irrigation apparatus is very suitable for being used in agricultural planting in a large-scale greenhouse. Efficiency is high, labor intensity is low, and an irrigation effect is effectively guaranteed. In addition, irrigation is convenient to control, total control can be carried out, and each spraying head can be independently controlled according to the irrigation amount, so that the irrigation effect is guaranteed.

The invention discloses an agricultural suspension type irrigation system. The agricultural suspension type irrigation system comprises a reservoir, a screen, a suction head, a water drawing pipe, a support, a first water pump, a buffer settling pond, a partition plate, a water outflow pipe, a second water pump, a main irrigation pipe, water supply branch pipes and water storage cavities. The screen is located in the reservoir, and the screen is located on the outer side of the suction head. The support is fixedly connected to the right side wall of the reservoir, the left side of the water drawing pipe is fixedly connected to the support, the suction head is arranged at the left end of the water drawing pipe, and a filter element is arranged in the suction head. The first water pump is fixed to the upper portion of the right side of the reservoir, the water inflow end of the first water pump is communicated with the water drawing pipe, and the water outflow end of the first water pump is communicated with the interior of the buffer settling pond. The partition plate is vertically and fixedly arranged in the center in the buffer settling pond, the water outflow pipe is arranged at the bottom of the right side of the buffer settling pond, and the second water pump is arranged on the water outflow pipe. Irrigation blockage is avoided, the irrigation effect is guaranteed, soil absorption is promoted, irrigation efficiency is improved, the irrigation range is convenient to adjust, and the production cost is low.

The invention provides a cultivation method for grape trees. The cultivation method for the grape trees comprises the following steps that S1, seedling raising on seedling beds, wherein a cultivationseedling nursery is filled with a seedling raising medium, full non-injured grape seeds are sowed into the cultivation seedling nursery, and when dried, the seedling raising medium is sprayed and wetted until grape seedlings are obtained; S2, seedling selection, wherein multiple nursery stocks with complete root systems are selected, side roots with the diameter of 2-3 mm grow on each nursery stock, a mixed solution of alcohol with the mass concentration of 70% and mercuric chloride with the mass concentration of 0.1% is used for sterilizing the nursery stocks in the first step, and 3-4 dripsof alcohol are added to each litre of 0.1% mercuric chloride; S3, shed building and land preparation, wherein a shed is built on the grape nursery stock cultivation part, the shed is covered with an agricultural film for sealing, a movable grass curtain covers the agricultural film for sun shading, and a spraying device is arranged in the shed; soil in the shed is doped with river sand with the weight accounting for 1 / 4-1 / 3 of that of the soil in the shed, and deep ploughing and flat raking are conducted. The cultivation method has the advantages of full grapes, a simple cultivation method andhigh survival rate.

The invention discloses an internet of things spray irrigation intelligent emergency device comprising a pipeline connector and a booster pump; one side of the pipeline connector is provided with a water inlet pipe, and the other side of the pipeline connector is provided with a water convey pipe; a total controller is arranged above the pipeline connector; a core processor is arranged in the total controller; a signal transceiver is arranged below the core processor; one side of the core processor is provided with an internet of things wifi chip; an electromagnetic total valve is arranged above the total controller; the internet of things wifi chip is embedded into the total controller; the core processor can receive a detection value of an outer humiture sensor through the internet of things, and starts or closes the electromagnetic total valve according to the detection value, thus realizing irrigation automation; the internet of things spray irrigation intelligent emergency device is suitable for emergency conditions under unmanned duty; the core processor can timely close the electromagnetic total valve when the irrigation water quantity reaches standards, thus saving water resources, and ensuring irrigation effect.

The invention discloses a sprayer with an electron feedback adjusting function. The sprayer comprises a fixing column, a water diversion cavity is axially formed in the fixing column, and the side wall of the water diversion cavity is provided with spraying holes leading to the outside of the fixing column. the top of the fixing column is provided with a connection pipe communicated with the water diversion cavity, a water diversion pipe is fixedly connected with the bottom of the fixing column, a bottom plate is arranged at the lower end of the water diversion pipe, the outer wall of the water diversion pipe is movably sleeved with a refraction plate, and a plurality of inclined holes are formed in the outer wall of the water diversion pipe. A first pressure sensor is arranged on the refraction plate, an electric telescopic rod is arranged between the refraction plate and the bottom plate, and the first pressure sensor is connected with the electric telescopic rod through a controller. By means of an electron sensor, the spraying condition can be adjusted according to current water pressure, and the spraying face can keep relatively uniform all the time to guarantee the irrigation effect. The work state of the sprayer can be adjusted at any time to adjust the size and the range of the spraying face, and irrigation becomes more refined and efficient.

The invention belongs to the technical field of agricultural machinery, and discloses a high-efficiency sprinkler for agricultural irrigation. The high-efficiency sprinkler for agricultural irrigation includes a sprinkler main pipe, the bottom end of the sprinkler main pipe is fixedly connected with a threaded joint, the top of the inner wall of the sprinkler main pipe is fixedly connected with a sealing plate, and the edge of the sealing plate is fixedly connected with four a nozzle, and the water outlet end of the nozzle points to the outside of the main nozzle of the nozzle, the bottom end of the sealing pipe is fixedly connected to the lower surface of the sealing plate, the top of the main nozzle of the nozzle is fixedly connected with a wind guide mechanism through a connecting rod, and the main nozzle of the nozzle is provided with sprinkler irrigation Switch mechanism. The high-efficiency sprinkler for agricultural irrigation uses the design of the wind guide mechanism, which can be blown by the wind to obtain lift to change its pressure on the positioning spring to achieve structural linkage. With the sprinkler switching mechanism, it can switch the angle and flow of sprinkler irrigation, and realize the automatic flow following the wind. The adaptive adjustment solves the problems raised in the background art.

The invention discloses an ecological environmental-friendly cultivation nursery garden for shade-enduring nursery stocks. The nursery garden comprises multiple sets of connected assembly units, the assembly units comprise left brackets and right brackets, the inner sides of the left brackets are hinged with sleeves through hinge bases, and the right brackets are hinged with sleeve rods through hinge bases; the tops of the left brackets are fixedly connected with hollow plates through bolts, and the tops of the right brackets are fixedly connected with sleeve plates through bolts. According tothe nursery garden, by arranging the left brackets, the right brackets, the sleeves, the sleeve rods, the hollow plates and the sleeve plates, a nursery garden frame can be quickly set up, dismantledand conveyed, and a main body structure can be recycled; by arranging rolling wheels, a lifting mechanism and fixing cones, in the process of setting up the frame, the brackets can be conveniently moved, adjusted and installed; by arranging a rolling mechanism, folding and rolling sun cloth and a cover film and arranging loading rods, the sun cloth and the cover film can be quickly laid and rolled, and illumination, temperature and humidity can be conveniently adjusted.

The invention discloses a method for comprehensive treatment of crop planting in saline-alkali lands, which is used for the treatment and the planting in the saline-alkali lands and comprises the steps: (a) irrigation and salt elimination comprise underground salt elimination and ground surface salt elimination which are completed by three steps, wherein the underground salt elimination is firstly carried out for at least three days, the ground surface salt elimination is then carried out, and the underground salt elimination is repeated for 1-3 days at the third step; (b) the planting and salt reduction are realized by that a large area of suaeda salsa is planted, the irrigation and the salt elimination are conducted continuously before sprouting of the suaeda salsa and within two weeks after the sprouting, and the slightly wet irrigation is carried out at an interval when branching of the suaeda salsa is begun till the end of a growth peak period of the suaeda salsa; and (c) the planting of salt-tolerant crops is completed by that the slightly wet irrigation is continued for at least three days through the underground salt elimination, the large-area ground surface salt elimination is conducted for one time quickly, wheat is then seeded, the slightly wet irrigation is continued within one week after the seeding and after the sprouting, large flow irrigation is carried out for one time before the winter, and the slightly wet irrigation is carried out at an interval till the wheat gets ripe.

The invention discloses a translational sprinkler irrigation machine comprising a rack; a tower which is positioned above the rack; wheels and a motor are installed at a bottom of the rack; a cantilever is connected to two sides of the tower; multiple goosenecks are distributed on the cantilever; spraying pipes are connected under the lower part of the goosenecks; nozzles are installed at lower parts of the spraying pipes; the spraying pipes are telescopic pipes; a water pump is installed on the rack; the water pump is connected with the cantilever through a water inlet pipe. The disclosed translational sprinkler irrigation machine can adjust the distance of the sprinkler from the ground according to the height of the crop, without replacing the sprinkler, saving labor and improving the effect of sprinkler irrigation.

The invention relates to a method for improving the filling efficiency of PMVA. The method includes the first step of placing a liquid crystal box with an opening into a filling machine and vacuumingthe filling machine; the second step of lowering the liquid crystal box into liquid crystal, and causing the liquid crystal liquid level to be higher than the filling opening of the liquid crystal box; the third step of quickly inflating the filling machine with nitrogen; the third step of quickly opening a furnace door of the filling machine, so that the maximum pressure difference is reached inside and outside the liquid crystal box; the fourth step of transferring liquid crystal glass obtained in the filling machine to a clean chamber, and continuing the filling. According to the technicalscheme, the peculiarities of the structure and material of PMVA filling can be overcome, the method capable of simply and quickly improving filling efficiency can be provided, and the filling efficiency of the large-size PMVA can be increased by 50% or above.

The invention discloses a hanging agricultural irrigation system. The system comprises a water storage tank, a screen plate, a water suction head, a water suction pipe, a support, a first water pump,a buffer sedimentation tank, a partition plate, a water outlet pipe, a second water pump, an irrigation main pipe, water supply branch pipes, and water storage chambers. The screen plate is located inside the water storage tank, and the screen plate is located outside the water suction head; the support is fixedly connected to the right side wall of the water storage tank; the left side of the water suction pipe is fixedly connected to the support; the left end of the water suction pipe is provided with the water suction head; a filter element is arranged in the water suction head; the first water pump is fixed on the upper right side of the water storage tank; the water inlet end of the first water pump is connected with the water pumping pipe; the water outlet end of the first water pumpis connected with the interior of the buffer sedimentation tank; the partition plate is arranged vertically in the center of the buffer sedimentation tank; the water outlet pipe is arranged at the right side of the bottom of the buffer sedimentation tank; and the second water pump is arranged on the water outlet pipe. The hanging agricultural irrigation system prevents irrigation clogging, ensures irrigation effect, benefits soil absorption, improves irrigation efficiency, easily adjusts irrigation range and has low production cost.

The invention discloses an all-round watering device for navel orange planting, which relates to the technical field of navel orange planting, and comprises a base, the top center of which is fixedly connected to a mixing box, one side of the mixing box is fixedly connected to a lifting device, and the lifting device is connected to The extension arm, the end of the extension arm away from the lifting device is fixedly connected to the spraying device. The spraying device includes a column. Both sides of the skateboard are provided with a rotating rod. A connecting mechanism is provided between the sliding board and the rotating rod. The top pipe and the bottom pipe pass through the column and are respectively fixedly connected. The top of the top pipe is fixedly equipped with a plurality of top nozzles, and the bottom end of the bottom pipe is fixedly connected with a plurality of bottom nozzles. The extension arm is provided with a push-pull mechanism for driving the sliding plate to move. Mechanism, the present invention can spray water up and down around the navel orange plant by setting a spraying device, so as to ensure all-round irrigation, simple and convenient operation, and can effectively save water resources under the premise of ensuring the irrigation effect.

The invention relates to an anti-suck-back pressure compensation type irrigation emitter, and belongs to the technical field of agricultural irrigation. Comprising a body, an energy dissipation cavity and a compensation cavity. An energy dissipation cavity and a compensation cavity are formed in the body, the energy dissipation cavity and the compensation cavity are communicated with each other through a middle flow channel, and an energy dissipation channel is formed in the energy dissipation cavity; a mounting seat is arranged at the top of the compensation cavity, a water outlet is formed in the mounting seat, an elastic membrane and an inner cylinder are sequentially arranged at the bottom of the mounting seat, water retaining rings are uniformly arranged on the inner cylinder at intervals, and annular concave rings matched with the water retaining rings are arranged on the inner wall of the compensation cavity. The water retaining ring and the annular concave ring matched with the water retaining ring are arranged in the compensation cavity, when water at the water source end is cut off, the bottom face of the water retaining ring is tightly attached to the side wall of the bottom of the annular concave ring, sealing is formed, and the problem that external silt is sucked into the irrigation emitter reversely is effectively solved; meanwhile, through the energy dissipation channel, the kinetic energy of water flow can be effectively consumed, the flow speed of the water flow is reduced, the water outlet speeds of all positions are consistent, and the irrigation effect is guaranteed.

The invention discloses intelligent agricultural irrigation apparatus. The intelligent performance of agricultural irrigation can be greatly improved through the intelligent agricultural irrigation apparatus provided by the invention, and agricultural data can be collected and tracked automatically and sprinkling irrigation positions and sprinkling irrigation amounts can be automatically adjustedwhile an irrigation effect is guaranteed. According to the invention, a mode of carrying out partition by adopting annular rails is adopted, each annular rail is an area, and sprinkling irrigation devices on every annular rail are used to realize spray irrigation treatment on crops in the area, so that and sprinkling irrigation efficiency is guaranteed, and the irrigation apparatus is very suitable for being used in agricultural planting in a large-scale greenhouse. Efficiency is high, labor intensity is low, and an irrigation effect is effectively guaranteed. In addition, irrigation is convenient to control, total control can be carried out, and each spraying head can be independently controlled according to the irrigation amount, so that the irrigation effect is guaranteed.

The invention discloses a method for comprehensively treating saline and alkaline land through combination of irrigation and planting. The method comprises the following steps: (a) paving underground pipelines, including micro-moisture pipes for irrigation and salt discharge underground pipes for discharging salt; (b) leveling and furrowing the saline and alkaline land for irrigation salt discharge, wherein the irrigation salt discharge includes underground salt discharge and surface salt discharge and specifically comprises the following three steps in sequence: I, performing underground salt discharge; II, performing surface salt discharge, and performing rapid large-area surface salt discharge on the saline and alkaline land subjected to the underground salt discharge through a flood irrigation way; III, repeating the underground salt discharge; (c) planting suaeda salsa on a large area, continuously performing micro-moisture irrigation salt discharge before and after seedling emergence of the suaeda salsa, performing micro-moisture irrigation intermittently after branching of the suaeda salsa till the end of the peak-growth period of the suaeda salsa, pulling up the suaeda salsa by the roots, and planting crops or continually planting the suaeda salsa according to the soil salinity to further reduce salinity.