Control system of orchard V-shaped anti-floating spraying machine based on single-chip microcomputer

Abstract

The utility model discloses a control system of an orchard V-shaped anti-floating spraying machine based on a single-chip microcomputer. The control system comprises a single-chip microcomputer control module, and a relay module, a spraying control module and an air volume control module which are electrically connected with the single-chip microcomputer control module. The relay module is electrically connected with an engine of the spraying machine and used for controlling the engine to drive the centrifugal fan and the diaphragm pump and distribute power. The spraying control module is used for controlling the spraying amount and the spraying direction of the fan-shaped spray head; the air volume control module is electrically connected with the air volume distributor and used for controlling the air outlet volume of the air duct to achieve air speed adjustment. Through cooperative work of multiple modules, the flow of the fan-shaped nozzles and the air volume of a single centrifugal fan are accurately controlled, spraying and air volume supply according to needs are achieved, the pesticide utilization rate is increased, meanwhile, drifting and loss of spraying particles in the spraying process are reduced to the maximum extent, and the influence on the body health of workers is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural orchard spraying, in particular to a control system of an orchard V-shaped anti-drift sprayer based on a single-chip microcomputer. Background Art

[0002] With the continuous development of orchard planting industry, fruit economy has become an important source of agricultural income in my country. The improvement of people's living standards has led to a greater demand for fruit quality among consumers. However, diseases such as rot, early leaf fall, and Huanglongbing have become important factors affecting fruit quality, posing a great threat to the development of the fruit industry. The effective mechanization and intelligent prevention and control of orchard diseases has become a key step in improving the high-quality development of the fruit industry.

[0003] At present, although modern orchard spraying technology has made many advances, there are still a series of problems in the implementation process. For example, patents CN211581334U and CN111937835A have improved the traditional sprayer. Although to a certain extent, the nozzle flow and fan air volume can be accurately controlled to achieve on-demand spraying and air supply, the spraying process is still affected by external wind force, causing the pesticide to drift to non-target areas with the action of wind force, which not only causes a waste of pesticides, but also has a certain impact on the health of the workers.

[0004] Therefore, how to minimize the drift and loss of spray particles during the spraying process while ensuring quantitative and precise spraying is a technical problem that urgently needs to be solved in this field. Summary of the invention

[0005] In order to solve the above technical problems, the utility model proposes the following technical solutions:

[0006] In a first aspect, the embodiment of the utility model provides a control system for an orchard V-shaped anti-drift sprayer based on a single-chip microcomputer, comprising: a single-chip microcomputer control module and a relay module, a spray control module and an air volume control module electrically connected to the single-chip microcomputer control module;

[0007] The relay module is electrically connected to the engine of the sprayer and is used to control the driving and power distribution of the engine to the centrifugal fan and the diaphragm pump;

[0008] The spray control module is used to control the spray volume and spray direction of the fan-shaped nozzle;

[0009] The air volume control module is electrically connected to the air volume distributor and is used to control the air volume of the air duct to achieve wind speed adjustment.

[0010] In a possible implementation, the relay module is arranged in a chassis below the sprayer console and is electrically connected to the electric switch through a wire. The relay module adopts the ENJUE RT-M08E-F chip. The first input port to the fourth input port of the relay module are electrically connected to the first output port to the fourth output port of the single-chip control module through DuPont lines, respectively. The VCC port of the relay module is electrically connected to a 5V power supply, and the GND port of the relay module is grounded.

[0011] In a possible implementation, the spray control module is arranged at the connection between the liquid pipeline of the sprayer and the fan-shaped nozzle, the spray control module adopts the STM32F103C8T6 main chip, and the VCC port of the spray control module is electrically connected to the 3.3V power supply; the first input port to the fourth input port of the spray control module are electrically connected to the fifth output port to the eighth output port of the single-chip control module through DuPont lines, and the GND port of the spray control module is grounded.

[0012] In a possible implementation, the air volume control module is disposed at the interface between the centrifugal fan and the air volume distributor, and the air outlet of the air volume distributor is respectively connected to the main air cylinder and the auxiliary air cylinder.

[0013] In a possible implementation, the air volume control module adopts the STM32F103C8T6 main chip, the first input port to the fourth input port of the air volume control module are electrically connected to the ninth output port to the twelfth output port of the single-chip control module through DuPont lines, the VCC port of the air volume control module is electrically connected to a 3.3V power supply; the GND port of the air volume control module is grounded.

[0014] In a possible implementation, the single-chip microcomputer control module is a single-chip microcomputer system, and the single-chip microcomputer system uses the STM32F103 series as a main chip.

[0015] In a possible implementation, the single-chip microcomputer control module further includes a VDD port and a VSS port, wherein the VDD port is electrically connected to a 3.3V power supply; and the VSS port is grounded.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model can receive the command of the control console through the single-chip microcomputer chip so that the spray control module and the air volume control module can respond accurately, realize on-demand spraying and air volume supply, improve the utilization rate of pesticides, and at the same time realize the driving of the centrifugal fan and the diaphragm pump and the reasonable distribution of power through the relay module, greatly improving the energy utilization rate.

[0018] The utility model can allocate appropriate air volumes to the main and auxiliary air ducts through the air volume control module to block wind from both sides to prevent spray drift, thereby improving the utilization rate of pesticides and minimizing the drift and loss of spray particles during the spraying process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of a control system of a V-shaped anti-drift sprayer for orchards based on a single-chip microcomputer provided in an embodiment of the utility model;

[0020] Figure 2 A schematic diagram of the circuit principles of each module of a control system of a V-shaped anti-drift sprayer for orchards based on a single-chip microcomputer provided in an embodiment of the utility model;

[0021] Figure 3 A schematic structural diagram of a V-shaped anti-drift sprayer for an orchard provided in an embodiment of the utility model.

[0022] in, Figure 1-3 The symbols in the figure are: 1-fan nozzle, 2-main air duct, 3-control console, 4-medicine storage tank, 5-auxiliary air duct, 6-air volume distributor, 7-centrifugal fan. DETAILED DESCRIPTION

[0023] The present solution is described below in conjunction with the accompanying drawings and specific implementation methods.

[0024] Figure 1 A schematic diagram of a control system for an orchard V-shaped anti-drift sprayer based on a single-chip microcomputer provided by the utility model embodiment, see Figure 1 In this embodiment, a control system of a V-shaped anti-drift sprayer for orchards based on a single-chip microcomputer includes: a single-chip microcomputer control module and a relay module, a spray control module and an air volume control module electrically connected to the single-chip microcomputer control module. Among them, the relay module is electrically connected to the engine of the sprayer to control the engine's drive and power distribution to the centrifugal fan and the diaphragm pump. The spray control module is used to control the spray volume and spray direction of the fan-shaped nozzle. The air volume control module is electrically connected to the air volume distributor to control the air volume of the wind tube to achieve wind speed adjustment.

[0025] In this embodiment, the single-chip control module is a single-chip system, and the single-chip system uses the STM32F103 series main chip. When the single-chip system receives the command from the console, it sends data to the relay module, the spray control module and the air volume control module to realize the whole machine control of the orchard anti-drift sprayer and complete the orchard spraying work. The single-chip control module also includes a VDD port and a VSS port, the VDD port is electrically connected to a 3.3V power supply, and the VSS port is grounded.

[0026] See also Figure 2 and Figure 3The relay module is arranged in the chassis below the sprayer console 3 (not shown in the figure), and is electrically connected to the electric switch through a wire, so as to realize the driving of the centrifugal fan and the diaphragm pump and reasonably distribute power, thereby improving energy utilization. In this embodiment, the relay module adopts the ENJUE RT-M08E-F chip, and the first input port to the fourth input port IN1-IN4 of the relay module are electrically connected to the first output port to the fourth output port OUT1-OUT4 of the single-chip control module, and is responsible for receiving the command signal processed by the single-chip microcomputer, and at the same time drives the diaphragm pump and the centrifugal fan through the first to the fourth output ports OUT1-OUT4, and controls the start and stop of the diaphragm pump and the centrifugal fan, and the VCC port of the relay module is electrically connected to the 5V power supply, and the GND port of the relay module is grounded.

[0027] The spray control module is arranged at the connection between the spray machine liquid pipeline and the fan-shaped nozzle 1, and is responsible for adjusting the amount of liquid sprayed by the spray machine, and controlling the spray direction to ensure that the spray is evenly and accurately distributed to the target area. In this embodiment, the spray control module adopts the STM32F103C8T6 main chip, and the first input port to the fourth input port IN1~IN4 of the spray control module are electrically connected to the fifth output port to the eighth output port OUT5~OUT8 of the single-chip control module through DuPont lines, wherein the command signal is converted into a command by the single-chip control module and transmitted to the spray control module through its output ports OUT5~OUT8. OUT1 and OUT2 in the spray control module control the spray angle of the left and right fan-shaped nozzles 1 to achieve accurate spraying and avoid wasting spray. OUT3 controls the spray amount of the fan-shaped nozzle 1, and can accurately control the use of pesticides according to actual needs, thereby controlling and saving resources. The VCC port of the spray control module is electrically connected to the 3.3V power supply, and the GND port of the spray control module is grounded.

[0028] The air volume control module is arranged at the interface between the centrifugal fan 7 and the air volume distributor 6 (not shown in the figure), and the air outlet of the air volume distributor 6 is respectively connected to the main air duct 2 and the auxiliary air duct 5. The air volume control module is used to control the air volume distributor 6 to adjust the air volume of each air duct, realize wind speed adjustment, and distribute appropriate air volume to the main and auxiliary air ducts, blocking the wind from both sides to prevent spray drift.

[0029] In this embodiment, the air volume control module adopts the STM32F103C8T6 main chip, and the first input port to the fourth input port IN1-IN4 of the air volume control module are electrically connected to the ninth output port to the twelfth output port OUT9-OUT12 of the single-chip control module through Dupont lines, wherein the command signal is converted into a command by the single-chip control module and transmitted to the air volume control module through its output ports OUT9-OUT12, and the OUT1 and OUT2 ports in the air volume control module transmit and control the air outlet angle of the left and right auxiliary air ducts 5, blocking the wind from both sides to avoid wasting spray, and the OUT3 port controls the air volume of the main and auxiliary air ducts, and adjusts the air volume distribution in real time according to environmental changes, ensuring that the target is fully covered while avoiding the influence of external wind during the spraying process and drifting to non-target areas. The VCC port of the air volume control module is electrically connected to the 3.3V power supply, and the GND port of the air volume control module is grounded.

[0030] When in use, the user sits in the driver's seat and uses the console to start the orchard V-shaped anti-drift sprayer. After issuing a series of work command signals, the instructions processed by the single-chip control module are transmitted to the relay module, the spray control module and the air volume control module in sequence. After receiving the command data, the relay module drives the diaphragm pump and the centrifugal fan 7 to start and stop the spray equipment and the air volume equipment. At the same time, according to the planting conditions of the orchard and the ambient air volume, the user adjusts the command of the console 3 in real time, and the single-chip control module converts the command signal into data and transmits it to the spray control module and the air volume control module to realize the changes in the spray volume, spray angle, wind outlet angle and air volume, realize precise spraying and coverage, and adjust the air volume of the auxiliary air duct to realize V-shaped air outlet, avoiding the influence of ambient wind to cause the spray particles to drift.

[0031] Through the above embodiments, the orchard V-shaped anti-drift sprayer control system can achieve quantitative and precise spraying. Through the function of the auxiliary wind tube, the drift and loss of spray particles during the spraying process can be minimized, and the spraying and air volume can be supplied on demand, thereby improving the utilization rate of pesticides and avoiding affecting the health of workers.

[0032] It should be noted that, in this article, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0033] The above is only a specific implementation of the present invention. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. The protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A control system for an orchard V-shaped anti-drift sprayer based on a single-chip microcomputer, characterized in that: include: A single-chip control module and a relay module, a spray control module and an air volume control module electrically connected to the single-chip control module; The relay module is electrically connected to the engine of the sprayer and is used to control the driving and power distribution of the engine to the centrifugal fan and the diaphragm pump; The spray control module is used to control the spray volume and spray direction of the fan-shaped nozzle; The air volume control module is electrically connected to the air volume distributor and is used to control the air volume of the air duct to achieve wind speed adjustment.

2. The control system of the orchard V-shaped anti-drift sprayer based on a single-chip microcomputer according to claim 1 is characterized in that: The relay module is arranged in a chassis below the sprayer console and is electrically connected to the electric switch through a wire. The relay module adopts the ENJUE RT-M08E-F chip. The first input port to the fourth input port of the relay module are electrically connected to the first output port to the fourth output port of the single-chip control module through DuPont lines. The VCC port of the relay module is electrically connected to a 5V power supply, and the GND port of the relay module is grounded.

3. The control system of the orchard V-shaped anti-drift sprayer based on a single-chip microcomputer according to claim 1 is characterized in that: The spray control module is arranged at the connection between the liquid pipeline of the sprayer and the fan-shaped nozzle. The spray control module adopts the STM32F103C8T6 main chip. The VCC port of the spray control module is electrically connected to the 3.3V power supply; the first input port to the fourth input port of the spray control module are electrically connected to the fifth output port to the eighth output port of the single-chip control module through DuPont lines, and the GND port of the spray control module is grounded.

4. The control system of the orchard V-shaped anti-drift sprayer based on a single-chip microcomputer according to claim 1 is characterized in that: The air volume control module is arranged at the interface between the centrifugal fan and the air volume distributor, and the air outlet of the air volume distributor is respectively connected to the main air duct and the auxiliary air duct.

5. The control system of the orchard V-shaped anti-drift sprayer based on a single-chip microcomputer according to claim 4 is characterized in that: The air volume control module adopts the STM32F103C8T6 main chip, and the first input port to the fourth input port of the air volume control module are electrically connected to the ninth output port to the twelfth output port of the single-chip control module through DuPont lines, and the VCC port of the air volume control module is electrically connected to a 3.3V power supply; the GND port of the air volume control module is grounded.

6. The control system of the orchard V-shaped anti-drift sprayer based on a single-chip microcomputer according to claim 1, characterized in that: The single-chip microcomputer control module is a single-chip microcomputer system, and the single-chip microcomputer system uses the STM32F103 series as the main chip.

7. The control system of the orchard V-shaped anti-drift sprayer based on a single-chip microcomputer according to claim 6, characterized in that: The single-chip control module also includes a VDD port and a VSS port, wherein the VDD port is electrically connected to a 3.3V power supply, and the VSS port is grounded.

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