59results about How to "Improve irrigation quality" patented technology

The invention discloses an intelligent-control irrigating system integrating biogas slurry, water and fertilizer. The system comprises a plurality of soil moisture monitoring systems, a biogas slurry pond, a reservoir, a fertilizer mixing device, a three-stage irrigating pipe network, a pump system and solenoid valves, wherein tail end pipes are uniformly distributed in corresponding regions controlled by the soil moisture monitoring systems; the pump system comprises a biogas slurry pump, a water pump and a pump control box; a processing chip is used for collecting and processing signals of a plurality of probe moisture sensors, the pump control box is used for receiving and processing the signals of the processing chip and controlling the starting and stopping of the biogas slurry pump and the water pump, and the solenoid valves are controlled by the processing chip. The invention also discloses a use method of the irrigating system. The irrigating system adopts the soil moisture monitoring systems to monitor greenhouses in real time and gives instructions to perform irrigation automatically. Therefore, labor is saved, the labor intensity is reduced, the requirement of crops for the soil moisture can be maintained constantly, the defect of uncertainty of the manual irrigation amount is overcome, and the irrigating quality and efficiency are improved.

The invention relates to a method for planting ice grapes comprising the steps of, digging planting trenches, selecting planting trench packing filling, grapes planting, constructing vine shelf, watering the grapes, field caring and controlling the maturation period. The planted grapes contain high sugar content than the common grapes.

The invention relates to a self-service circulating drainage and irrigation system in the field of drainage and irrigation in irrigation and water conservancy, comprising nine parts, namely a water and moisture retention device, a water collecting and filtering device, a water distributing and deflecting device, a water storage and preparation device, a water inlet and outlet device, a water drainage and supply device, a water extraction and control device, a gas and water delivery device, and a water extraction and irrigation device, wherein a series of drainage and irrigation facilities is interconnected by supporting combination to form three types of self-service circulating drainage and irrigation technologies mainly including an underground drainage and irrigation method, a ground drainage and irrigation method and an interactive drainage and irrigation method; each drainage and irrigation method has the characteristics of self-service water collection, storage and drainage for preventing waterlogging in the situation of rainfall, self-service water, moisture and irrigation retention for preventing drought in the situation of drought, and the like; the system facility can be directly buried under farmland as underground drainage and irrigation works, and has the advantages of simple construction structure and low building cost, does not occupy cultivated land of the farmland or affect farming operations, and does not need maintenance for a plurality of years or one hundred years after one-time building, thus greatly saving resource cost; and the self-service circulating drainage and irrigation system can be widely applied in the fields of agriculture, forestry, greening, landscape, water-saving projects and the like.

The invention discloses a spray irrigation device with a spraying range adjusting function. The spray irrigation device comprises a base, a water tank, a disk, a movable rod and a sliding column, thewater tank is fixed at the top of the base, the disk is rotatably connected on a vertical plate fixed on the right side of the top of the water tank, the sliding column is arranged on the front end surface of the disk, the movable rod is arranged on the front side of the disk, and rollers are symmetrically mounted on two sides of the bottom of the base. When the spray irrigation device works, thedisk drives a spraying pipe to vertically reciprocate through the sliding column, so that a parabola formed by a water stream is changed from near to far and then from far to near, covered spraying is performed in a certain area, spray irrigation uniform is ensured, the rotating radius of the sliding column can be changed by adjusting the position of the sliding column in an adjusting hole, the vertically reciprocating stroke of the spraying pipe is controlled, spraying range is changed, and the spray irrigation device can be flexibly adjusted according to crops of different areas.

The invention discloses a water and fertilizer integrated automatic spraying device for greenhouse vegetable planting. The device comprises a shed body; a solar panel is arranged on the upper side ofthe shed body; a soil layer is arranged on the lower side of the shed body; a moisture sensor is arranged in the soil layer; a water spray pipe is arranged in the shed body; a water spray head is arranged on the lower side of the water spray pipe; an air humidity sensor is arranged on the lower side of the water spray pipe; a pressure sensor is arranged in the water spray pipe; a water main is arranged on one side of the water spray pipe; a drip pipe is formed on the lower side of the water spray pipe; and a drip hole is formed in the drip pipe. The device has the beneficial effects as follows: 1, detecting the water content in the soil and the humidity in the air, accurately measuring and controlling the amounts of irrigation water and fertilizer, and selecting a drip irrigation or sprayirrigation mode according to the need so as to improve the irrigation quality; and 2, carrying out automatic control, remotely carrying out understanding and control, and setting the solar panel to convert the optical energy so as to save the energy.

The invention discloses a constant-current frequency-conversion micro-irrigation system. The system includes a control system and a micro-irrigation system. The control system comprises a computer, a programmable logic controller (PLC) and a frequency converter, and the micro-irrigation system consists of a motor, an encoder, a water pump, a flowmeter, a pipeline and irrigation emitters; the programmable logic controller (PLC), by changing the power supply frequency of the frequency converter and adjusting rotation speed of the motor, achieves constant water outflow of the water pump and automatic adjustment of branch pipe pressure of far and near rotation irrigation groups. According to the constant-current frequency-conversion micro-irrigation system, under the situation of unchanged quantity of simultaneously running micro irrigation emitters, by adjusting the rotation speed of the water pump, the water outflow of the water pump maintains constant, and therefore no matter how far or near the water pump is, the outflow of the system maintains constantly unchanged, the automatic adjustment of the branch pipe pressure of the rotation irrigation groups and pressure of the irrigation emitters is achieved, and the irrigation quality of micro irrigation is improved.

The invention relates to a farmland irrigation method, and belongs to the technical field of agricultural plantation. Before crop plantation, soil is deeply ploughed and harrowed for 1 to 2 times, andgrid-shaped plantation blocks are arranged in the farmland by ridging; transverse ditches and longitudinal channels are dug along the edges of the plantation blocks in the whole farmland, all the transverse ditches and longitudinal channels are communicated, and the longitudinal channel are also communicated with a water source; the bottom of each longitudinal channel is laid with an anti-seepageplastic film, soil in the bottom of each transverse ditch is laid with lavas, and a pit with a trapezoidal cross section is formed in the bottom of the transverse ditch; and during irrigation, waterfrom the irrigation water source is input the longitudinal channels constantly, the water enters the transverse ditches from the longitudinal channels and then enters the pits, once irrigation is completely when all pits are full. Compared with traditional flooding irrigation, the method of the invention can be used to save water, and the cost performance is much higher compared with a dropper sprinkling manner which need a lot of labor force for pipeline laying.

The invention discloses a constant-current and variable-frequency sprinkling irrigation system. The system comprises a control system and a sprinkling irrigation system; the control system comprises a computer, a PLC and a frequency converter; the sprinkling irrigation system comprises a motor, an encoder, a water pump, a flow meter, a pipeline and a nozzle; and the PLC realizes constant water outlet flow of the water pump and automatic pressure adjustment of far and near wheel irrigation set branch pipes through changing the power supply frequency of the frequency converter and adjusting the rotating speed of the motor. Under the condition of keeping the number of sprinkling irrigation nozzles working at the same time invariable, the rotating speed of the water pump is adjusted to guarantee constant water outlet flow of the water pump, so that the spraying flow is constant no matter how long the distance from the water pump is, the automatic pressure adjustment of the wheel sprinkling set branch pipes and the nozzles is realized, and the water irrigation quality of sprinkling irrigation is improved.

The present invention relates to a low position irrigation method for cotton planted in southern areas, belonging to the field of crop cultivation. The low position irrigation method for cotton planted in southern areas comprises the following steps:1) paving a pipe network, all polyvinyl chloride (PVC) pipes are perpendicular to cotton rows, the PVC pipes are horizontally connected by tee joints, one end of each of the tee joints is connected with a hose, water spray holes are previously arranged on both the upper and the lower planes of the hose, primary switches are arranged at the water inlets of all rows of PVC pipes, secondary switches are arranged at the connecting part of all hoses with the PVC pipes, and the hoses are arranged between every two cotton ridges in parallel with the cotton rows; 2) irrigating, 5 to 7 secondary switches are first opened, and then, the primary switches are opened. Irrigation water and labours are reduced, and irrigation efficiency and quality are improved. The method provides technical base for the safe and effective southern planting.

The invention discloses an agricultural angle-adjustable spraying device. The agricultural angle-adjustable spraying device comprises a water tank, wherein a fixing box is fixedly connected to the right side of the water tank; a transmission box is fixedly connected to the right side of the top of the water tank; a fixing rod is fixedly connected to the bottom of the inner wall of the transmissionbox; the top of the fixing rod is fixedly connected to the top of the inner wall of the transmission box; a movable column is fixedly connected to the facade of the slide block. Through cooperative use of the water tank, the fixing box, the transmission box, the fixing rod, the slide block, the movable column, a fixing block, a motor, a turnplate, a fixing column, a connecting rod, a moving column, a movable block, a movable plate, a movable slot, a connecting tube, a spray head, a soft pipe, a water pump and a water pipe, the problem that the irrigation angle of the existing irrigation device cannot be adjusted during crop irrigation is solved; the agricultural angle-adjustable spraying device has the advantage of angle adjustability and is convenient for a user to use, and the practicality of the irrigation device is improved.

The invention discloses an automatic water-collection and spraying device of an agricultural greenhouse. The automatic water-collection and spraying device comprises a reservoir installed at the top of a greenhouse, a water collection groove for collecting rainwater is communicated with the upper portion of the reservoir, the water collection groove is located at the outer top of the greenhouse, a pH testing instrument is inserted into the water collection groove, a communication pipeline between the water collection groove and the reservoir is provided with a control valve, at least two metering cylinders are vertically communicated with the lower portion of the reservoir, and the lower portions of both the metering cylinders are communicated spraying heads. The automatic water-collection and spraying device can collect the rainwater and detect the acidity, available rainwater is obtained, the actual water consumption amount of agricultural irrigation water is adjusted according to the amount of the available rainwater, therefore the water consumption amount of the agricultural irrigation water can be lowered, and the adjustability of the agricultural irrigation water can be achieved at the same time.

The invention provides an agricultural technical irrigation device provided with a rubber plastic sealing ring, which comprises small connecting rods, a water flow protection device, a sealing ring, acentral rotating shaft, irrigation pipes, permeating holes, a water pipe, grooves and an external water body; the right end of the water pipe is provided with the grooves; the water pipe is connectedwith the external water body; the left end of the water pipe is provided with the sealing ring; the water pipe is externally provided with the water flow protection device; the water flow protectiondevice is connected to the central rotating shaft; the central rotating shaft is connected to the irrigation pipes through the small connecting rods; and the irrigation pipes are provided with the permeation holes on the surfaces. The left and right irrigation pipes are arranged to facilitate maximum irrigation of crops during use, so as to reduce working hours, improve work efficiency, save waterresources, and improve water use efficiency and irrigation quality. The agricultural technical irrigation device is easy to implement and has good application prospects.

The invention provides an irrigation system. The irrigation system comprises a water pump, a water tank and nozzles, wherein a water inlet, a water outlet and an observation window are formed in the water tank, a pressure sensor which is arranged in the water tank is connected with a micro control unit, and the water pump is provided with a water pump switch; the water pump switch is connected with the micro control unit, the water pump is connected with the water inlet in the water tank through a water inlet pipe, the water outlet in the water tank is provided with a water outlet pipe, and the nozzles are arranged on the water outlet pipe. The irrigation system has the characteristics of low investment, high profit, cost saving and the like.

The invention provides an irrigation system with an illuminating function. The irrigation system comprises a water pump, a water tank and a sprayer, wherein a water inlet, a water outlet and an observing window are arranged on the water tank; a pressure sensor is arranged in the water tank; a micro-control unit is connected with the pressure sensor; a water pump switch is arranged on the water pump; the micro-control unit is connected with the water pump switch; the water pump is connected with the water inlet of the water tank through a water feeding pipe; a water draining pipe is arranged at a water outlet of the water tank; and the sprayer is arranged on the water draining pipe. The irrigation system with the illuminating function provided by the invention has the characteristics of low investment, high yield, cost-saving effect, and the like.

The invention provides an intelligent irrigation device, which comprises an intelligent irrigation robot, an intelligent irrigation robot traveling rail and a water supply system. The intelligent irrigation robot comprises a vehicle body, an irrigation system, a programmable logic controller and electromagnetic sensors, the irrigation system and the programmable logic controller are positioned onthe vehicle body, and the electromagnetic sensors are positioned at the front end and the rear end of the vehicle body respectively. The intelligent irrigation robot traveling rail is provided with anelectromagnetic guide line capable of sending electromagnetic signals. The water supply system comprises a water supply point, a water supply pump and a water pipeline. By the intelligent irrigationrobot, the intelligent irrigation robot traveling rail and the water supply system, automatic irrigation and automatic water supply can be realized, and different irrigation according to laws of waterdemands of plants in different growth periods can be realized; by a plurality of humidity sensors in soil around the plants, selective irrigation of the plants in drought is realized. The intelligentirrigation device has advantages that intelligent control in irrigation is realized, water saving and labor saving are realized, simplicity, labor saving and high efficiency in plant irrigation engineering are achieved, and irrigation quality is improved.

The invention discloses a water-saving irrigation construction method through a water pump. The method comprises the steps of a, data collection and drawing making; b, lofting; c, installation of a water supply system; d, installation of nozzles; e, installation of the water pump; f, installation of control equipment and auxiliary equipment; g, debugging of the water pump; h, debugging of a whole irrigation system. After construction through the method, PVC water supply pipes in the water supply system are connected and sealed smoothly, main water pipes and branch water pipes are laid regularly and reasonably, losses of water flow in the water supply system are reduced, water is saved, construction efficiency is improved, cost is reduced, safety is improved, and the economic value is increased; meanwhile, the positions of the nozzles and the position of the water pump are designed, so that the spraying range of the nozzles is widened, and irrigation quality is improved.