Accurate irrigation measurement and control system and method for corn for seed production

Abstract

The invention relates to the technical field of water and fertilizer integration, in particular to a precise irrigation measurement and control system and method for seed corn, and the system mainly comprises water and fertilizer integration equipment, a console, a sensor module, an electromagnetic valve and a remote control system. Wherein the water and fertilizer integrated equipment comprises a double-arm type moving mechanism, a water and fertilizer irrigation device and a water and fertilizer storage device; the console comprises a man-machine interaction device, a PLC and a power supply subsystem. Wherein the man-machine interaction equipment of the console is used for man-machine interaction and mode selection; the PLC is used for receiving and processing instructions input by the user and the sensor and controlling the water and fertilizer integrated equipment to work; the power supply subsystem is used for supplying power to each component and a sensor of the water and fertilizer integrated equipment; the sensor module is used for collecting position signals and transmitting the position signals to the PLC; according to the scheme, the console ensures that the water and fertilizer irrigation device accurately reaches the roots of crops, so that the purpose of accurate fertilization is achieved.

Description

Technical Field

[0003] The invention relates to the technical field of water-fertilizer integrated intelligent irrigation, and in particular to a fully automatic water-fertilizer integrated irrigation system for cotton planting. Background Art

[0004] Water-fertilizer integration technology refers to a new agricultural technology that integrates irrigation and fertilization. Usually, soluble solid or liquid fertilizers are mixed with water in a certain proportion according to the soil nutrient content and the fertilizer requirements and characteristics of the crop type, and then the mixed water-fertilizer mixture is used to irrigate the crops through a pressure system, thereby completing the fertilization and watering of the crops at the same time. The application of this technology has greatly improved the efficiency of agricultural planting, so it is widely used in modern agricultural planting.

[0005] However, in terms of water and fertilizer irrigation, traditional integrated water and fertilizer equipment cannot accurately supply water and fertilizer to crops through the pipeline system, resulting in the inability of crops on the circular planting platform to obtain water and nutrients in a quantitative manner, leading to uncontrollable crop growth and increased labor costs. Summary of the invention

[0006] In order to solve the problems in the prior art, the present invention provides a precision irrigation measurement and control system and measurement and control method for seed corn, which can accurately supply water and fertilizer to field crops throughout the whole process, so as to design the demand of different growth periods according to the water and fertilizer demand rules of crops in different growth periods, quantify water and nutrients regularly, and provide them to crops in proportion, thereby improving the efficiency of agricultural planting and reducing labor costs. Among them, the control console inputs information such as field environment, soil temperature and humidity, and the PLC controls the movement of the water-fertilizer integrated equipment to ensure that the water-fertilizer irrigation device accurately reaches the root of the crop, solving the problem that the traditional water-fertilizer integrated equipment cannot accurately supply water and fertilizer to field crops through the pipeline system.

[0007] In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: a precision irrigation measurement and control system and measurement and control method for seed corn, including water-fertilizer integrated equipment, a control console, a sensor module, a solenoid valve and a remote control system; the intelligent irrigation water-fertilizer integrated equipment includes a double-arm mobile mechanism, a water-fertilizer storage device, and a water-fertilizer irrigation device; the control console includes a human-computer interaction device, a power supply subsystem and a PLC. The double-arm mobile mechanism, the water-fertilizer storage device, and the water-fertilizer irrigation device serve as the execution devices of the water-fertilizer integrated equipment; the human-computer interaction device of the control console is used for human-computer interaction and mode selection; the PLC inside the control console is used to receive and process the instructions input by the user and the sensor, and control the operation of the water-fertilizer integrated equipment; the power supply subsystem inside the control console is used to power the various components and sensors of the water-fertilizer integrated equipment; the sensor module is used to collect the position and transmit it to the PLC; after the data unit is analyzed and processed, it is transmitted to the user terminal.

[0008] Furthermore, the position sensor of the water-fertilizer integrated equipment adopts a diffuse reflection photoelectric switch, which is arranged at a fixed position of the double-arm moving mechanism to limit the stroke of the double-arm moving mechanism.

[0009] Furthermore, the human-computer interaction device is electrically connected to the PLC, and the PLC is electrically connected to the sensor module.

[0010] Furthermore, the control console has a power supply electronic system including a 380V to 220V AC transformer and a 220V AC to 24V DC switching power supply, wherein the 380V AC is used to power the double-arm mobile mechanism, and the switching power supply converts the 220V AC into 24V DC to power the human-computer interaction equipment, PLC, water and fertilizer irrigation device, and sensor module.

[0011] Furthermore, the console, its human-computer interaction device includes two modes: automatic mode and manual mode. Each mode displays the real-time position information of the water and fertilizer irrigation device on the intelligent irrigation and water-fertilizer integration equipment and the storage information of the water and fertilizer storage device on the human-computer interaction interface, and can return to the starting position after the water and fertilizer irrigation is completed; in the automatic mode, the water and fertilizer integration equipment of the intelligent irrigation platform automatically sets the parameters according to the user input command information, and automatically plans the route for water and fertilizer irrigation; in the manual mode, the user needs to manually control the intelligent irrigation and water-fertilizer integration equipment according to his own experience to supply water and fertilizer to the field crops, control the movement of the water and fertilizer irrigation device through the touch screen on the human-computer interaction device, and set the water and fertilizer pipeline outlet flow; the human-computer interaction device also includes emergency stop and historical data storage functions.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] (1) Through the design of intelligent irrigation and fertilizer integration equipment and the interior of the control console, automatic and manual control of precise water and fertilizer supply to field crops is achieved;

[0014] (2) In the automatic mode, the water-fertilizer integrated equipment of the intelligent irrigation platform automatically sets the parameters according to the demand information input by the user, and automatically plans the route for water and fertilizer supply;

[0015] (3) Through PLC control of intelligent irrigation and fertilizer integration equipment, ensure that the water and fertilizer irrigation device accurately reaches the roots of crops in the field, and realize accurate water and fertilizer supply;

[0016] (4) Each mode displays the real-time position information of the water and fertilizer irrigation device and the storage information of the water and fertilizer storage device on the intelligent irrigation and fertilizer integration equipment on the human-computer interaction interface, and can return to the starting position after the water and fertilizer irrigation is completed;

[0017] (5) It has the function of recording historical irrigation data. The human-computer interaction device can send the data to the cloud server, and the operator can view it directly from the human-computer interaction device or the cloud. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The present invention is a logic diagram of a precision irrigation measurement and control system and a measurement and control method for seed corn.

[0019] Figure 2 A schematic diagram of a power supply subsystem of a precision irrigation measurement and control system and measurement and control method for seed corn proposed in the present invention. DETAILED DESCRIPTION

[0020] The following will be combined with the accompanying drawings in the examples of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. The described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. The present invention can also be implemented in other ways different from those described herein, and therefore, the protection scope of the present invention is not limited by the specific embodiments disclosed below.

[0021] Among them, the position sensor of the intelligent irrigation and water-fertilizer integration equipment 1 adopts a diffuse reflection photoelectric switch, which is arranged at a fixed position of the double-arm moving mechanism 2 to limit the stroke of the double-arm moving mechanism 2.

[0022] Among them, the human-computer interaction device 7 is electrically connected to the PLC 10, and the PLC 10 is electrically connected to the sensor module 9.

[0023] Among them, the control console 6, its power supply electronic system 8 includes a 380V to 220V AC transformer, a 220V AC to 24V DC switching power supply 12, wherein the 380V AC is used to power the double-arm mobile mechanism 2 and the rotating working platform 3, and the switching power supply 12 converts the 220V AC into 24V DC to power the human-computer interaction equipment 7, PLC10, water and fertilizer irrigation device 4 and sensor module 9.

[0024] Among them, the control console 6 and its human-computer interaction device 7 include two modes: automatic mode and manual mode. Each mode displays the real-time position information of the water and fertilizer irrigation device 4 and the storage information of the water and fertilizer storage device 5 on the intelligent irrigation and water-fertilizer integration equipment 1 on the human-computer interaction interface, and can return to the starting position after the water and fertilizer irrigation is completed; in the automatic mode, the water and fertilizer integration equipment 1 automatically sets the parameters according to the information of the annular planting platform 13 input by the user, and automatically plans the route for water and fertilizer irrigation; in the manual mode, the user needs to manually control the intelligent irrigation and water-fertilizer integration equipment 1 according to his own experience to supply water and fertilizer to the planted crops, control the movement of the water and fertilizer irrigation device 4 through the touch screen on the human-computer interaction device 7, and set the water and fertilizer pipeline outlet flow; the human-computer interaction device 7 also includes emergency stop and historical data storage functions.

[0025] Working principle of the present invention:

[0026] PLC communicates with human-machine interaction equipment through RS232. Human-machine interaction equipment sends control instructions to PLC through communication protocol. Sensor transmits analog quantity to PLC for A / D conversion. PLC receives control instructions and sensor signals to control equipment and stores data in PLC internal memory. Human-machine interaction equipment reads historical data by accessing addresses. PLC automatically supplies water and fertilizer according to the demand information input by the user during water and fertilizer irrigation based on the parameters input by the user and the signals collected by the sensor.

[0027] When the integrated water-fertilizer control system is working, press the start switch of the console, the power supply electronic system supplies power to the touch screen, PLC, sensor, fertilizer mixing equipment, etc., select the working mode on the touch screen, and the user enters the required parameter instructions. After the input instructions are transmitted to the PLC, the PLC controls the integrated water-fertilizer equipment to work, and the fertilizer mixing and water pumping motors start to rotate, ensuring that the water-fertilizer irrigation device in the integrated water-fertilizer equipment automatically locates and analyzes according to the information entered by the user, and automatically completes the actions of fertilizer mixing and fertilization, and smoothly transports the fertilizer liquid to the root position of the crop; at the same time, the mixture of fertilizer and water in the water-fertilizer storage device uses gravity to accurately supply water and fertilizer to the crops through the fertilizer delivery hose, thereby completing the fertilization and watering of the crops at the same time; after the watering is completed, the console will record the data of each watering and send the data to the cloud server, and the operator can view it directly from the human-computer interaction device or the cloud. PLC converts the analog quantity collected from the sensor into digital quantity. PLC combines the digital quantity, performs calculations, and outputs analog quantity to realize watering and fertilizer irrigation of crops in the field, ensuring that the water and fertilizer irrigation device accurately reaches the roots of crops, thereby achieving the purpose of precise fertilization of planted crops.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A precision irrigation measurement and control system and measurement and control method for seed corn, characterized in that: It includes water-fertilizer integrated equipment, a control console, a sensor module, a solenoid valve and a remote control system; the water-fertilizer integrated equipment includes a double-arm mobile mechanism, a water-fertilizer irrigation device, and a water-fertilizer storage device; the control console includes a human-computer interaction device, a PLC and a power supply subsystem. The console includes human-computer interaction equipment, power supply subsystem and PLC. The double-arm mobile mechanism, water and fertilizer storage device and water and fertilizer irrigation device are used as the execution devices of the water and fertilizer integration equipment; the human-computer interaction equipment of the console is used for human-computer interaction and mode selection; the PLC inside the console is used to receive and process the instructions input by the user and the sensor, and control the operation of the water and fertilizer integration equipment; the power supply subsystem inside the console is used to power the various components and sensors of the water and fertilizer integration equipment; the sensor module is used to collect the position and transmit it to the PLC, which is then transmitted to the user terminal after being analyzed and processed by the data unit.

2. The precision irrigation measurement and control system and measurement and control method for seed corn according to claim 1, characterized in that: The control console, its human-computer interaction device includes two modes: automatic mode and manual mode. In each mode, the real-time position information of the water and fertilizer irrigation device and the storage information of the water and fertilizer storage device on the human-computer interaction interface display device can be returned to the starting position after the water and fertilizer irrigation is completed; in the automatic mode, the device automatically sets the parameters according to the information input by the user, and automatically plans the route for water and fertilizer irrigation; in the manual mode, the user needs to manually control the water and fertilizer integrated equipment according to his own experience to supply water and fertilizer to the crops planted on the annular planting platform, control the movement of the water and fertilizer irrigation device through the touch screen on the human-computer interaction device, and set the water and fertilizer pipeline outlet flow; the human-computer interaction device also includes emergency stop and historical data storage functions.

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