CN212278861U - Adjustable sprinkling irrigation fertilizer applicator - Google Patents
Adjustable sprinkling irrigation fertilizer applicator Download PDFInfo
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- CN212278861U CN212278861U CN202021461264.4U CN202021461264U CN212278861U CN 212278861 U CN212278861 U CN 212278861U CN 202021461264 U CN202021461264 U CN 202021461264U CN 212278861 U CN212278861 U CN 212278861U
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Abstract
The utility model discloses a sprinkling irrigation fertilizer distributor with adjustable relates to sprinkling irrigation fertilization field. The adjustable sprinkling irrigation fertilizer applicator comprises a control system, a system collector, a fertilizer application device and a sprinkling irrigation machine, wherein the control system comprises a real-time data detection unit, a sprinkling irrigation machine parameter input unit, a fertilizer application parameter setting unit and a position indication unit. The real-time data detection unit is used for detecting the speed, the flow, the pressure of entering the sprinkler, the fertilization speed and the fertilization total amount of the sprinkler. The sprinkling machine parameter input unit is used for inputting the length of the sprinkling machine, the span length, the length of the cantilever, the control area of the sprinkling machine, the time of rotating for one circle at the fastest rotating speed, the fastest walking speed of the tail span and the preset speed. The traveling speed of the circular sprinkling machine is changed synchronously by changing the fertilizer injection speed through the control system, the traveling speed of the circular sprinkling machine is controlled by changing the percentage of the rotating speed through the panel, the fertilizer injection speed is changed synchronously, and the consistency and uniformity of the fertilizing amount of the land in unit area are finally realized through the linkage control mechanism.
Description
Technical Field
The utility model relates to a sprinkling irrigation fertilization field, concretely relates to sprinkling irrigation fertilizer distributor with adjustable.
Background
The shortage of water resources is an important factor for restricting the agricultural development, and the sprinkling irrigation technology is one of the most advanced engineering water-saving irrigation technologies acknowledged by all countries in the world, has the obvious characteristics of saving water resources, saving labor force, increasing yield, improving quality, having strong adaptability to irrigated crops and terrains and the like, and is mainly applied and popularized in many countries. The circular sprinkler has the advantages of high automation degree, good irrigation quality, large single-machine control area, strong adaptability to terrain, low requirement on water source and the like, thereby being very suitable for agricultural production in less-people-land-area and multi-area areas. However, the soil moisture content in the coverage area of the circular sprinkler has area difference, and the variable irrigation technology for accurately irrigating different plots can better improve the utilization efficiency of water resources.
The pipelining advantages of the spray irrigation system are organically combined with the fertilization and irrigation system, the realization of the water and fertilizer integrated operation is an important characteristic of modern precision agriculture, and the fertilization uniformity is an important index for measuring the performance of the spray irrigation, fertilization and irrigation system. Many studies at home and abroad show that when the sprinkling irrigation system is used for fertilizing, the higher fertilizing uniformity can effectively improve the absorption and utilization rate of nitrogen by crops, improve the crop yield and reduce the nitrogen leaching loss caused by deep leakage. The working performance of the fertilizing device directly influences the fertilizer liquid concentration uniformity and the fertilizing amount uniformity of the fertilizing and irrigating system, and in order to cooperate with variable irrigation of a circular sprinkler, precise fertilization is realized on the basis of precise irrigation, fertilizing equipment can adjust the fertilizer injection amount in real time according to requirements, and irrigation and fertilization as required are guaranteed to be realized.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a through control system control fertilizer injection equipment and the linkage of sprinkling irrigation machine, realize fertilizer injection equipment's the fertile speed of notes and sprinkling irrigation machine walking speed uniformity's sprinkling irrigation fertilizer distributor.
The utility model discloses specifically adopt following technical scheme:
an adjustable sprinkling irrigation fertilizer applicator comprises a control system, a system collector, a fertilizer application device and a sprinkling irrigation machine, wherein the control system comprises a real-time data detection unit, a sprinkling irrigation machine parameter input unit, a fertilizer application parameter setting unit and a position indication unit;
the real-time data detection unit is used for detecting the speed, the flow, the pressure of entering the sprinkler, the fertilization speed and the fertilization total amount of the sprinkler;
the sprinkling machine parameter input unit is used for inputting the length of the sprinkling machine, the span length, the length of the cantilever, the control area of the sprinkling machine, the time of rotating for one circle at the fastest rotating speed, the fastest walking speed of the tail span and a preset speed;
the fertilization parameter setting unit is used for inputting total fertilization amount, fertilizer injection speed, fertilization starting time, finishing time and interval days;
preferably, the fertilizing equipment adopts a self-absorption booster pump, the sprinkling machine adopts a circular sprinkling machine, the fertilizer injection speed is adjusted by adjusting the self-absorption booster pump, the walking speed of the sprinkling machine is adjusted by regulating the rotating speed percentage of the circular sprinkling machine, and the consistency and the uniformity of the fertilizing amount of the soil in unit area are realized by controlling the consistency of the fertilizer injection speed of the fertilizing equipment and the walking speed of the sprinkling machine.
Preferably, the control system comprises a processor, a data storage circuit, a power supply circuit, a flow acquisition circuit and a communication circuit.
Preferably, the STM32F103RET6 singlechip is adopted by the processor, XTAL _38K and XTAL _12M pins provide a clock source for the processor, BOOT0 and BOOT1 pins determine the starting operation position of the processor when the processor is started, UARTX _ TX and UARTX _ RX are communication pins, and the communication pins are communicated with the position indication unit through an RS485 chip.
Preferably, the data storage circuit is used for power failure storage and storing sprinkler length and span length information.
Preferably, the power circuit is used for providing power supply for the logic processing part, the input of the power circuit is 24V, the output of the power circuit is 5V, and the circuit has the functions of reverse connection prevention, high-voltage input prevention and output indication.
Preferably, the flow collection circuit is configured to collect pulse data M sent by the flow meter, where each pulse corresponds to flow data N, where M × N is total flow data, and the flow rate in time T is M × N/T when measuring time T.
Preferably, the communication circuit is used for communicating with the speed sensor and acquiring the real-time tail-crossing walking speed.
The utility model discloses following beneficial effect has:
the fertilizer applicator adjusts the fertilizer injection speed by adjusting the self-absorption booster pump, adjusts the travelling speed of the sprinkler by adjusting the rotating speed percentage of the circular sprinkler, can realize linkage change, and controls the travelling speed of the circular sprinkler by changing the rotating speed percentage through the panel under the condition that the fertilizer concentration of the fertilizer liquid barrel is certain, so that the fertilizer injection speed is synchronously changed.
The traveling speed of the circular sprinkling machine is changed synchronously by changing the fertilizer injection speed through the control system, and the consistency of the fertilizer injection speed of the fertilizer applicator and the traveling speed of the sprinkling machine is realized through the linkage control mechanism, so that the consistency and the uniformity of the fertilizing amount of the soil in unit area are finally realized.
Drawings
FIG. 1 is a schematic circuit diagram of a processor of a control system of an adjustable sprinkling irrigation fertilizer applicator;
FIG. 2 is a schematic diagram of a data storage circuit;
FIG. 3 is a schematic diagram of a power supply circuit;
FIG. 4 is a schematic diagram of a flow acquisition circuit;
FIG. 5 is a schematic diagram of a communication circuit.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
the adjustable sprinkling irrigation fertilizer applicator comprises a control system, a system collector, a fertilizer application device and a sprinkling irrigation machine, wherein the control system comprises a real-time data detection unit, a sprinkling irrigation machine parameter input unit, a fertilizer application parameter setting unit and a position indication unit;
the real-time data detection unit is used for detecting the speed, the flow, the pressure of entering the sprinkler, the fertilization speed and the fertilization total amount of the sprinkler;
the sprinkling machine parameter input unit is used for inputting the length of the sprinkling machine, the span length, the length of the cantilever, the control area of the sprinkling machine, the time of rotating for one circle at the fastest rotating speed, the fastest walking speed of the tail span and a preset speed;
the fertilization parameter setting unit is used for inputting total fertilization amount, fertilizer injection speed, fertilization starting time, finishing time and interval days; the total amount of fertilizer to be applied in the irrigation area of the sprinkler is calculated as follows:
Mc＝mcA (1)
Mcindicating the control of the fertilizing amount in the irrigation area, kg; m iscIndicating the amount of fertilizer applied per unit area of a certain fertilizer in kg/hm2；
A represents the irrigation area, hm, controlled by one rotation of the circular sprinkler2；
The position indicating unit is used for displaying the walking path and the position of the sprinkler in real time.
Generally, the system calculates the percentage timer value of the fertilizing pump according to the amount of water to be poured, thereby determining the fertilizing time, and part of the calculation data is shown in the table 1.
TABLE 1
The fertilizer applying equipment adopts a self-absorption booster pump, the sprinkling machine adopts a circular sprinkling machine, the fertilizer injection speed is adjusted by adjusting the self-absorption booster pump, the walking speed of the sprinkling machine is adjusted by regulating the rotating speed percentage of the circular sprinkling machine, and the consistency and the uniformity of the fertilizer applying amount of the soil in unit area are realized by controlling the consistency of the fertilizer injection speed of the fertilizer applying equipment and the walking speed of the sprinkling machine.
The system collector is used for collecting the traveling speed and the flow value of the circular sprinkler, the fertilizing speed and the traveling speed are in a direct proportion relation, and a user inputs the fertilizing total amount, the time for the sprinkler to travel for one circle and the length of the sprinkler in advance.
The control system comprises a processor, a data storage circuit, a power supply circuit, a flow acquisition circuit and a communication circuit.
The method comprises the steps of pouring a fertilizer with good water solubility into a fertilizing tank, stirring by using a circulating pump, injecting a fertilizer liquid into a water pipeline of a circular sprinkler by using a fertilizer injection pump, and spraying a water-fertilizer mixed liquid by using a D3000 refraction type spray head, wherein the spray head is accurately installed according to a spray head configuration result. The system collector firstly collects the traveling speed and the flow value of the circular sprinkler, the fertilizing speed and the traveling speed are in a direct proportion relation, a user inputs the total fertilizing amount, the time for the sprinkler to travel for one circle and the length of the sprinkler in advance, the sprinkler automatically calculates the traveling speed and the fertilizing speed of the sprinkler, when the traveling speed changes, the sprinkler recalculates the residual irrigation time, dynamically adjusts the fertilizing speed, further regulates the total fertilizing amount of the fertilizer injection pump, and realizes the accurate control of irrigation and fertilization.
The fertilizer suction pump adopts a large-flow pump series DY-S400SA booster pump, the operation is stable, the piston is isolated from the fertilizer liquid, and the fertilizer suction pump is not easy to corrode. The specific parameters are as follows:
water inlet pressure: 30PSI
Working pressure: 80PSI
Rated voltage: 24VDC
Maximum pressure: 140PSI + -10 PSI (145PSI 1MPa)
Working flow rate: 80PSI is more than or equal to 2.4L PM (equivalent to 144L/h)
Working current: 80PSI ≦ 2.4 AMP.
With reference to fig. 1, the processor adopts an STM32F103RET6 single chip microcomputer, XTAL _38K and XTAL _12M pins provide a clock source for the processor, BOOT0 and BOOT1 pins determine an initial operating position of the processor when the processor is started, UARTX _ TX and UARTX _ RX are communication pins, and communicate with the position indication unit through an RS485 chip.
With reference to fig. 2, the data storage circuit is used for power down storage and storage of sprinkler length and span length information.
Referring to fig. 3, the power supply circuit is used for supplying power to the logic processing portion, the input of the power supply circuit is 24V, the output of the power supply circuit is 5V, and the circuit has the functions of reverse connection prevention, high-voltage input prevention and output indication.
Referring to fig. 4, the flow collection circuit is configured to collect pulse data M sent by the flow meter, where each pulse corresponds to flow data N, where M × N is total flow data, and the flow rate in time T is (M × N)/T when measuring time T.
With reference to fig. 5, the communication circuit is used to communicate with the speed sensor and acquire the real-time tail-crossing walking speed.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (8)
1. An adjustable sprinkling irrigation fertilizer applicator is characterized by comprising a control system, a system collector, a fertilizer application device and a sprinkling irrigation machine, wherein the control system comprises a real-time data detection unit, a sprinkling irrigation machine parameter input unit, a fertilizer application parameter setting unit and a position indication unit;
the real-time data detection unit is used for detecting the speed, the flow, the pressure of entering the sprinkler, the fertilization speed and the fertilization total amount of the sprinkler;
the sprinkling machine parameter input unit is used for inputting the length of the sprinkling machine, the span length, the length of the cantilever, the control area of the sprinkling machine, the time of rotating for one circle at the fastest rotating speed, the fastest walking speed of the tail span and a preset speed;
the fertilization parameter setting unit is used for inputting total fertilization amount, fertilizer injection speed, fertilization starting time, finishing time and interval days;
the position indicating unit is used for displaying the walking path and the position of the sprinkler in real time.
2. The adjustable sprinkling irrigation fertilizer distributor as claimed in claim 1, wherein the fertilizer equipment is a self-priming booster pump, and the sprinkler is a circular sprinkler.
3. The adjustable fertigation sprinkler of claim 1, wherein the control system comprises a processor, a data storage circuit, a power circuit, a flow collection circuit, and a communication circuit.
4. The adjustable sprinkling irrigation fertilizer distributor of claim 3, wherein the processor adopts an STM32F103RET6 single chip microcomputer, XTAL _38K and XTAL _12M pins provide a clock source for the processor, BOOT0 and BOOT1 pins determine the starting operation position of the processor when the processor is started, UARTX _ TX and UARTX _ RX are communication pins, and are communicated with the position indication unit through an RS485 chip.
5. The adjustable fertigation sprinkler of claim 3, wherein the data storage circuit is configured to store power down and store sprinkler length, span length information.
6. The adjustable sprinkling irrigation fertilizer distributor of claim 4, wherein the power circuit is used for providing power supply for the logic processing part, the input of the power circuit is 24V, the output of the power circuit is 5V, and the circuit has the functions of reverse connection prevention, high-voltage input prevention and output indication.
7. The adjustable sprinkling irrigation and fertilizer distributor of claim 3, wherein the flow collection circuit is configured to collect pulse data M from the flow meter, each pulse corresponds to flow data N, M N is total flow data, and the flow rate during time T is M N/T when measuring time T.
8. The adjustable sprinkling irrigation fertilizer applicator of claim 3 wherein the communication circuit is adapted to communicate with a speed sensor to collect real-time tail-crossing travel speed.
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| CN202021461264.4U CN212278861U (en) | 2020-07-22 | 2020-07-22 | Adjustable sprinkling irrigation fertilizer applicator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699812A (en) * | 2020-07-22 | 2020-09-25 | 北京市农业技术推广站 | Adjustable sprinkling irrigation fertilizer applicator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699812A (en) * | 2020-07-22 | 2020-09-25 | 北京市农业技术推广站 | Adjustable sprinkling irrigation fertilizer applicator |
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