TW202404463A - Remote controlled liquid spraying system - Google Patents

Abstract

Disclosed is a remote controlled liquid spraying system comprising: a mobile vehicle, a spraying device, a control device and a smart mobile device which can remotely control the mobile vehicle for flexible movement and remotely control the spraying device for spraying liquid with a specific spraying angle, a specific spraying height, a specific spraying elevation angle and a specific spraying intensity.

Description

Remote control chemical spraying system

The present invention relates to a pesticide spraying device, and in particular to a remote control pesticide spraying system.

According to conventional knowledge, when spraying pesticides in agricultural or horticultural fields, people usually carry pesticide buckets on their backs and walk around, and at the same time, sprayers connected to the pesticide buckets are used to perform spraying operations. This type of operation is not only time-consuming and labor-intensive due to the vast area of agricultural or gardening land, but also easily affects the health of workers due to long-term skin contact or oral and nasal inhalation of chemicals. Moreover, with the loss of agricultural population, workers are gradually insufficient to cope with spraying operations on vast lands.

Therefore, an object of the present invention is to provide a remote control chemical spraying system to solve the problems of the conventional technology.

The technical means adopted by the present invention to solve the problems of the conventional technology is to provide a remote control chemical spraying system, which includes: a mobile vehicle, including a vehicle frame, two driving wheels, two driven wheels, and two wheels. A driving motor, two battery packs, and a vehicle controller. Two driving wheels are arranged side by side on the rear side of the vehicle frame. Two driven wheels are arranged side by side on the front side of the vehicle frame. Two driving wheels are arranged side by side on the front side of the vehicle frame. The wheel drive motors are respectively connected to the two drive wheels, so that the two drive wheels are independently driven by the two wheel drive motors, so that the vehicle can be driven by the two drive wheels rotating in the same direction. The frame moves forward and backward, and the vehicle frame turns through the differential rotation of the two drive wheels. The two battery packs are coupled to the two wheel drive motors, so that the two battery packs take turns. The vehicle controller is coupled to the two wheel drive motors, and when one of the battery packs supplies power to the two wheel drive motors, the other battery pack can be charged. A driving motor to control the rotation of the two driving wheels through two wheel driving motors; a spraying device including a rotating base, a base rotating motor, a height lifting nozzle, a lifting driving motor, and an angle tilt spray pipe, an angle adjustment motor, a medicine storage tank, a liquid delivery pipe, a pressurized pump, and a spray controller. The rotating base includes a fixed base and a rotating table, and the fixed base is fixed on the carrier. It has a frame body, the rotary table is rotatably arranged on the fixed base, the base rotation motor is connected to the rotary base to drive the rotary table to rotate relative to the fixed base, and the height lifting nozzle is arranged on the rotary table, The height lifting nozzle is formed by a plurality of casing sections extending up and down along a height direction. Two adjacent casing sections are slidably stacked on each other, so that the plurality of casing sections are relatively up and down. Sliding causes the height-lifting nozzle to expand and contract up and down along the height direction. A plurality of the casing sections are connected in series up and down with each other and extend in a plurality of the casing sections to form a conveying channel, and between the height-lifting nozzle A plurality of side spray holes are formed on the pipe wall. The plurality of side spray holes are connected with the conveying channel and change height as the height lifting nozzle expands and contracts up and down. The lifting drive motor is connected to the height lifting nozzle, and A plurality of the casing sections are driven to slide up and down relative to each other to control the up and down expansion and contraction of the height lifting nozzle. The angled nozzle is pivoted relative to the height lifting nozzle with a pivot axis perpendicular to the height direction. is connected to the upper end of the height lifting nozzle so that the angle-inclined nozzle pivots between an elevation angle of 0 degrees and 90 degrees. The wall of the angle-inclined nozzle is formed with a plurality of pipes connected to the conveying channel. Radial spray hole, the front end of the angle-inclined nozzle is formed with an axial spray hole connected to the conveying channel, the angle adjustment motor is connected to the angle-inclined nozzle, and drives the angle-inclined nozzle relative to the height The nozzle is raised and lowered to pivot. The medicine containing tank is provided on the carrier frame for containing a medicine. The liquid delivery pipe is connected between the height lifting nozzle and the medicine containing tank. The medicine containing tank is connected with the conveying channel, and the pressurizing pump is arranged on the liquid conveying pipe to pressurize the medicine contained in the medicine containing tank and transport it through the liquid conveying pipe. to the conveying channel, so that the agent is sprayed from the plurality of side spray holes, the plurality of radial spray holes, and the axial spray hole, and the spray controller is coupled to the base rotation motor and the lift drive motor , the angle adjustment motor, and the pressurization pump, so as to control the spray angle, spray height, spray elevation angle of the agent through the base rotation motor, the lift drive motor, the angle adjustment motor, and the pressurization pump. Spray intensity; a control device, including a control box, a central controller, and a wireless communication receiver. The control box is arranged on the rear side of the vehicle frame and between the two driving wheels. A central controller is disposed in the control box and coupled to the vehicle controller, the spray controller, and the wireless communication receiver. The central controller is configured to receive wireless communication through the wireless communication receiver. a remote control signal, and centrally control the vehicle controller and the spray controller according to the remote control signal; and a smart mobile device including a touch panel, a processing unit and a wireless communication unit, the touch panel is Upon receiving a user operation, the processing unit is coupled to the touch panel and installs and executes a remote control mobile application. The processing unit is controlled by the remote control mobile application and generates corresponding information according to the user operation. A mobile device remote control command, the wireless communication unit is coupled to the processing unit, and under the control of the remote control mobile application, the remote control signal containing the mobile device remote control command is sent to the control device via wireless communication, so as to The mobile vehicle is remotely controlled to move and the spraying device is remotely controlled to spray the agent.

In one embodiment of the present invention, a remote control chemical spraying system is provided, which further includes a remote control transmitter, including a remote control handle, a control circuit and a transmitting antenna. The remote control handle has a plurality of control rockers, a plurality of Control levers and a plurality of control knobs, the control circuit is arranged in the remote control handle and coupled to a plurality of the control rockers, a plurality of the control levers and a plurality of the control knobs, and according to the control rocker , the control lever and the control knob are manipulated to generate a transmitter remote control command. The transmitting antenna is provided on the remote control handle and coupled to the control circuit to transmit the remote control signal containing the transmitter remote control command. is sent to the control device to remotely control the mobile vehicle to move and the spraying device to spray the agent.

In one embodiment of the present invention, a remote control chemical spraying system is provided, wherein the wheel width of the driving wheel is greater than the wheel width of the driven wheel, and the wheel diameter of the driving wheel is the wheel diameter of the driven wheel. More than twice.

In one embodiment of the present invention, a remote control chemical spraying system is provided, in which two battery packs are installed in the control box, and the mobile vehicle further includes a power converter and a mains connection terminal. The power converter The device is arranged inside the control box and coupled to the two battery packs. The mains connection terminal is arranged outside the control box and coupled to the power converter for connecting and receiving a mains power supply so that the power converter converts the The received city power supply is converted into power to charge the two battery packs.

In one embodiment of the present invention, a remote control chemical spraying system is provided, in which a plurality of side spray holes of the height lifting nozzle are located at a plurality of different height positions and a plurality of different height positions of the height lifting nozzle. Radial angular position.

In one embodiment of the present invention, a remote control agent spraying system is provided, wherein the plurality of radial spray holes of the angle-inclined nozzle are located at a plurality of different axial length positions of the angle-inclined nozzle.

In one embodiment of the present invention, a remote control chemical spraying system is provided, in which the base rotation motor, the lifting drive motor, and the angle adjustment motor are servo motors.

In one embodiment of the present invention, a remote control chemical spraying system is provided, wherein the central controller is a microcontroller development board for an embedded system.

In one embodiment of the present invention, a remote control chemical spraying system is provided, wherein the smart mobile device is a smart mobile phone.

Through the technical means adopted in the present invention, the remote-controlled chemical spraying system can carry chemical barrels everywhere in agricultural or gardening fields, eliminating the labor of manual labor. In addition, the remote control chemical spraying system of the present invention is capable of flexible movement by changing the direction of travel with a very small radius of rotation through independent driving of the dual drive wheels, thereby being adaptable to moving in various complex agricultural or gardening sites. Furthermore, the remote-controlled chemical spraying system of the present invention can arbitrarily adjust the spraying angle, spraying height, spraying elevation angle and spraying intensity of the chemical, so that spraying operations can be carried out in suitable areas and parts according to the types of crops and plants. In addition, the remote control chemical spraying system of the present invention can use a smart mobile device to remotely control the movement of mobile vehicles and the spraying of chemicals by spraying devices, without the need to purchase a large number of mobile vehicles and spraying devices as the number of mobile vehicles and spraying devices increases. Dedicated remote control to save money.

The embodiments of the present invention will be described below based on FIGS. 1 to 4 . This description is not intended to limit the implementation of the present invention, but is one example of the present invention.

As shown in Figures 1 to 4, a remote control chemical spraying system 100 according to an embodiment of the present invention includes: a mobile vehicle 1, a spraying device 2, a control device 3 and a smart mobile device 4.

As shown in Figures 1 to 4, the mobile vehicle 1 includes a vehicle frame 11, two driving wheels 12, two driven wheels 13, two wheel driving motors 14, two battery packs 15, And a vehicle controller 16, two driving wheels 12 are arranged side by side on the rear side of the vehicle frame 11, two driven wheels 13 are arranged side by side on the front side of the vehicle frame 11, and two wheels The driving motors 14 are respectively connected to the two driving wheels 12, so that the two driving wheels 12 are independently driven by the two wheel driving motors 14, so that the two driving wheels 12 rotate in the same direction. The vehicle frame 11 moves forward and backward, and the vehicle frame 11 turns through the differential rotation of the two drive wheels 12. The two battery packs 15 are coupled to the two wheel drive motors 14, so as to The two battery packs 15 alternately supply power to the two wheel drive motors 14, and when one of the battery packs 15 supplies power to the two wheel drive motors 14, the other battery pack 15 can be charged. The vehicle controller 16 is coupled to the two wheel drive motors 14 to control the rotation of the two drive wheels 12 through the two wheel drive motors 14 .

As shown in Figures 1 to 4, the spraying device 2 includes a rotating base 21, a base rotating motor 22, a height lifting nozzle 23, a lifting drive motor 24, an angle tilt nozzle 25, and an angle adjustment Motor 26, a medicine storage tank 27, a liquid delivery pipe 271, a pressurized pump 28, and a spray controller 29. The rotating base 21 includes a fixed base 211 and a rotating table 212. The fixed base 211 Fixed to the carrier frame 11, the rotary table 212 is rotatably disposed on the fixed base 211. The base rotation motor 22 is connected to the rotary base 21 to drive the rotary table 212 to rotate relative to the fixed base 211. The height lifting nozzle 23 is arranged on the rotating table 212. The height lifting nozzle 23 is formed by a plurality of casing sections 231 extending up and down along a height direction, and the two adjacent casing sections 231 slide up and down. The plurality of casing sections 231 are stacked on top of each other, so that the height lifting nozzle 23 can expand and contract up and down along the height direction by the relative up and down sliding of the plurality of casing sections 231. A conveying channel 20 extends in the casing section 231, and a plurality of side spray holes 232 are formed on the wall of the lifting nozzle 23 at this height. The plurality of side spray holes 232 are connected with the conveying channel 20 and follow the The height lifting nozzle 23 changes height by extending up and down. The lifting drive motor 24 is connected to the height lifting nozzle 23 and drives a plurality of the casing sections 231 to slide up and down relative to the height lifting nozzle 23 to control the height lifting nozzle 23 . Telescopically, the angle-inclined nozzle 25 is connected to the upper end of the height-inclined nozzle 23 in a manner that it pivots relative to the height-lifting nozzle 23 with a pivot axis perpendicular to the height direction, so that the angle-inclined nozzle 25 can The pipe 25 pivots between an elevation angle of 0 degrees and 90 degrees. The wall of the inclined nozzle 25 at this angle is formed with a plurality of radial spray holes 251 connected with the conveying channel 20. The front end of the inclined nozzle 25 is formed at this angle. An axial spray hole 252 is formed in communication with the conveying channel 20. The angle adjustment motor 26 is connected to the angle-inclined nozzle 25 to drive the angle-inclined nozzle 25 to pivot relative to the height lifting nozzle 23. , the medicine storage tank 27 is provided on the carrier frame 11 for storing a medicine, and the liquid delivery pipe 271 is connected between the height lifting nozzle 23 and the medicine storage tank 27. The medicine containing tank 27 is connected with the delivery channel 20 , and the pressurizing pump 28 is provided in the liquid delivery pipe 271 to pressurize the medicine contained in the medicine containing tank 27 and then pass it through the liquid delivery pipe 271 . The liquid delivery pipe 271 is delivered to the delivery channel 20 so that the medicine is sprayed from the plurality of side spray holes 232, the plurality of radial spray holes 251, and the axial spray hole 252. The spray controller 29 is coupled to The base rotation motor 22, the lift drive motor 24, the angle adjustment motor 26, and the pressurizing pump 28 are connected to the base rotation motor 22, the lift drive motor 24, the angle adjustment motor 26, and the pressure pump 28. The pressurized pump 28 controls the spray angle, spray height, spray elevation angle and spray intensity of the agent.

As shown in Figures 1 to 4, the control device 3 includes a control box 30, a central controller 31, and a wireless communication receiver 32. The control box 30 is disposed behind the carrier frame 11. Side and located between the two driving wheels 12, the central controller 31 is disposed in the control box 30 and coupled to the vehicle controller 16, the spray controller 29, and the wireless communication receiver 32 , the central controller 31 is configured to receive a remote control signal through wireless communication through the wireless communication receiver 32, and centrally controls the vehicle controller 16 and the spray controller 29 according to the remote control signal. Preferably, the central controller is a microcontroller development board for an embedded system.

As shown in Figures 1 to 4, the smart mobile device 4 includes a touch panel 41, a processing unit 42 and a wireless communication unit 43. The touch panel 41 is used to accept a user operation. The processing The unit 42 is coupled to the touch panel 41 and installs and executes a remote control mobile application. The processing unit 42 is under the control of the remote control mobile application and correspondingly generates a mobile device remote control command according to the user operation. The wireless communication unit 43 is coupled to the processing unit 42, and under the control of the remote control mobile application, sends the remote control signal containing the mobile device remote control command to the control device 3 via wireless communication to control the movement. The carrier 1 moves and remotely controls the spraying device 2 to spray the medicine. Preferably, the smart mobile device 4 is a smart mobile phone.

With the above structure, the remote control chemical spraying system 100 of the present invention can use the mobile vehicle 1 to carry the chemical barrel (the chemical storage tank 27 ) and walk around the agricultural or gardening land, eliminating the labor of manual carrying. In addition, the remote control chemical spraying system 100 of the present invention is capable of flexible movement (for example, turning on the spot) to change the direction of travel with a very small radius of rotation through the independent driving of the dual drive wheels 12, thereby being able to adapt to various situations. Moving around complex agricultural or gardening sites. Furthermore, the remote control chemical spraying system 100 of the present invention can use the spraying device 2 to arbitrarily adjust the spraying angle, spraying height, spraying elevation angle and spraying intensity of the chemical, thereby well targeting suitable areas according to the types of crops and plants. Spray the area. Moreover, the remote control chemical spraying system 100 of the present invention can use the smart mobile device 4 to remotely control the movement of the mobile vehicle 1 and the chemical spraying of the spraying device 2 without having to follow the mobile vehicle 1 And the number of the spraying devices 2 increases and a large number of special remote controls are purchased, thereby saving costs.

As shown in Figures 1 to 4, the remote control chemical spraying system 100 in one embodiment of the present invention further includes a remote control transmitter 5, including a remote control handle 51, a control circuit 52 and a transmitting antenna. 53. The remote control handle 51 has a plurality of control rockers 511, a plurality of control levers 512 and a plurality of control knobs 513. The control circuit 52 is provided in the remote control handle 51 and coupled to the plurality of control rockers. 511. A plurality of control levers 512 and a plurality of control knobs 513, and a transmitter remote control command is generated according to the manipulation of the control lever 511, the control lever 512 and the control knob 513, and the transmitting antenna 53 is provided on the remote control handle 51 and coupled to the control circuit 52 for sending the remote control signal containing the remote control command of the transmitter to the control device 3 to remotely control the movement of the mobile vehicle 1 and the remote control of the spraying. Device 2 sprays the chemical.

As shown in Figures 1 to 3, in the remote control chemical spraying system 100 according to an embodiment of the present invention, the wheel width of the driving wheel 12 is greater than the wheel width of the driven wheel 13, and the driving wheel 12 is The wheel diameter is more than twice the wheel diameter of the driven wheel 13 . Through this structural configuration of the driving wheels 12 and the driven wheels 13, the mobile vehicle 1 can travel well on different types of ground while reducing the required turning space, thereby improving the performance in various agricultural or gardening applications. Adaptability to ground movement.

As shown in Figures 1 to 4, in the remote control chemical spraying system 100 according to an embodiment of the present invention, two battery packs 15 are installed in the control box 30, and the mobile vehicle 1 is It includes a power converter 6 and a mains connection terminal 61. The power converter 6 is arranged in the control box 30 and coupled to the two battery packs 15. The mains connection terminal 61 is arranged outside the control box 30 and The power converter 6 is coupled to connect and receive a mains power source, so that the power converter 6 converts the received mains power source to charge the two battery packs 15 .

As shown in Figures 1 to 3, in the remote control chemical spraying system 100 according to an embodiment of the present invention, the plurality of side spray holes 232 of the height lifting nozzle 23 are located on the height lifting nozzle 23 respectively. 23. A plurality of different height positions and a plurality of different radial angle positions. Thereby, the spraying device 2 can spray the chemical at a plurality of different heights and angles at the same time.

As shown in Figures 1 and 3, in the remote control chemical spraying system 100 according to an embodiment of the present invention, the plurality of radial spray holes 251 of the angularly inclined nozzle 25 are located in the angularly inclined nozzle 25 A plurality of 25 different axial length positions. Thereby, the spraying device 2 can spray the chemical to a plurality of locations at different distances at the same time.

As shown in Figures 1 to 4, in the remote control chemical spraying system 100 according to an embodiment of the present invention, the base rotation motor 22, the lifting drive motor 24, and the angle adjustment motor 26 are servo motors. Thereby, the base rotation motor 22 , the lift drive motor 24 , and the angle adjustment motor 26 can be positioned and controlled in position and speed, so that the spraying angle, spraying height, and spraying elevation of the agent can be adjusted according to different needs. Make more precise and flexible control.

The above descriptions and explanations are only descriptions of the preferred embodiments of the present invention. Those with ordinary knowledge of this technology may make other modifications based on the patent scope defined below and the above explanations, but these modifications should still be made. It is for the spirit of the present invention and within the scope of rights of the present invention.

100:Remote control chemical spraying system 1:Mobile vehicle 11:Vehicle frame 12: Driving wheels 13: Driven wheel 14:Wheel drive motor 15:Battery pack 16:Vehicle controller 2: Spray device 20:Conveyor channel 21: Rotating base 211: Fixed seat 212: Rotary table 22: Base rotation motor 23:Height lifting nozzle 231: Casing section 232: Side spray hole 24:Lift drive motor 25: Angle inclined nozzle 251: Radial spray hole 252: Axial spray hole 26: Angle adjustment motor 27:Medicine storage tank 271:Liquid delivery pipe 28: Pressurized pump 29:Spray controller 3:Control device 30:Control box body 31: Central controller 32:Wireless communication receiver 4:Smart mobile device 41:Touch panel 42: Processing unit 43:Wireless communication unit 5:Remote control transmitter 51:Remote control handle 511:Control joystick 512:Control lever 513:Control knob 52:Control circuit 53: Transmitting antenna 6:Power converter 61:Main power connection terminal

[Figure 1] is a three-dimensional schematic diagram showing a remote control chemical spraying system according to an embodiment of the present invention; [Figure 2] is a top view schematic diagram showing a remote control chemical spraying system according to an embodiment of the present invention; [Figure 3] is a schematic side view showing a remote control chemical spraying system according to an embodiment of the present invention; [Figure 4] is a block diagram showing a remote control chemical spraying system according to an embodiment of the present invention.

100: Remote control chemical spraying system

1:Mobile vehicle

11:Vehicle frame

12: Driving wheels

13: Driven wheel

14:Wheel drive motor

2: Spray device

21: Rotating base

211: Fixed seat

212: Rotary table

22: Base rotation motor

23:Height lifting nozzle

231: Casing section

232: Side spray hole

24:Lift drive motor

25: Angle inclined nozzle

251: Radial spray hole

252: Axial spray hole

26: Angle adjustment motor

27:Medicine storage tank

271:Liquid delivery pipe

28: Pressurized pump

3:Control device

30:Control box body

4:Smart mobile device

41:Touch panel

5:Remote control transmitter

51:Remote control handle

511:Control joystick

512:Control lever

513:Control knob

53: Transmitting antenna

61:Main power connection terminal

Claims (9)

A remote-controlled chemical spraying system, including: A mobile vehicle includes a vehicle frame, two driving wheels, two driven wheels, two wheel driving motors, two battery packs, and a vehicle controller. The two driving wheels are arranged side by side on the On the rear side of the vehicle frame, two driven wheels are arranged side by side on the front side of the vehicle frame, and the two wheel drive motors are respectively connected to the two driving wheels, so that the two driving wheels are respectively driven by two The independent driving of the two wheel drive motors enables the vehicle frame to move forward and backward through the co-directional rotation of the two driving wheels, and the differential rotation of the two driving wheels to move the carrier frame The body turns, the two battery packs are coupled to the two wheel drive motors, so that the two battery packs alternately power the two wheel drive motors, and one of the battery packs drives the two wheels. When the motor supplies power, it can charge another battery pack, and the vehicle controller is coupled to the two wheel drive motors to control the rotation of the two drive wheels through the two wheel drive motors; A spraying device includes a rotating base, a base rotating motor, a height lifting nozzle, a lifting drive motor, an angle tilting nozzle, an angle adjustment motor, a chemical storage tank, a liquid delivery pipe, and a plus A pressure pump and a spray controller. The rotating base includes a fixed base and a rotating table. The fixed base is fixed on the carrier frame. The rotating table is rotatably installed on the fixed base. The rotating motor of the base is connected. On the rotating base, the rotating platform is driven to rotate relative to the fixed base, and the height lifting nozzle is arranged on the rotating platform. The height lifting nozzle is formed by a plurality of casing sections extending up and down along a height direction. , two upper and lower adjacent casing sections are slidably stacked on each other, so that the height lifting nozzle can expand and contract up and down along the height direction by a plurality of the casing sections sliding up and down relative to each other, and the plurality of casing sections The pipe sections are connected in series up and down with each other and extend in a plurality of the casing sections to form a conveying channel, and a plurality of side spray holes are formed on the wall of the lifting nozzle at the height, and the plurality of side spray holes are connected to the conveying channel The height changes with the up and down expansion and contraction of the height lifting nozzle. The lifting drive motor is connected to the height lifting nozzle and drives a plurality of the casing sections to slide up and down relative to control the up and down expansion and contraction of the height lifting nozzle. , the angle-inclined nozzle is connected to the upper end of the height-lifting nozzle in a manner that it pivots relative to the height-lifting nozzle with a pivot axis perpendicular to the height direction, so that the angle-inclined nozzle is at 0 degrees Pivot between an elevation angle of 90 degrees, the wall of the inclined nozzle at this angle is formed with a plurality of radial spray holes connected to the conveying channel, and the front end of the inclined nozzle at this angle is formed with a spray hole connected with the conveying channel An axial spray hole, the angle adjustment motor is connected to the angle-inclined nozzle, and drives the angle-inclined nozzle to pivot relative to the height lifting nozzle, and the agent storage tank is provided on the carrier frame For accommodating a medicine, the liquid delivery pipe is connected between the height lifting nozzle and the medicine storage tank so that the medicine storage tank is connected with the transportation channel, and the pressurized pump is arranged on The liquid delivery pipe is used to pressurize the medicine contained in the medicine storage tank and then transport it to the delivery channel through the liquid delivery pipe, so that the medicine sprays from a plurality of side spray holes and a plurality of diameters. Spraying to the spray hole and the axial spray hole, the spray controller is coupled to the base rotation motor, the lift drive motor, the angle adjustment motor, and the pressurization pump, so that through the base rotation motor, The lift drive motor, the angle adjustment motor, and the pressurized pump control the spray angle, spray height, spray elevation angle and spray intensity of the agent; A control device includes a control box, a central controller, and a wireless communication receiver. The control box is located on the rear side of the vehicle frame and between the two driving wheels. The central controller Disposed within the control box and coupled to the vehicle controller, the spray controller, and the wireless communication receiver, the central controller is configured to wirelessly receive a remote control signal through the wireless communication receiver. , and centrally control the vehicle controller and the spray controller based on the remote control signal; and A smart mobile device includes a touch panel, a processing unit and a wireless communication unit. The touch panel is used to accept a user's operation. The processing unit is coupled to the touch panel and is installed and executes a remote control function. Mobile application, the processing unit is under the control of the remote control mobile application and correspondingly generates a mobile device remote control command according to the user operation, the wireless communication unit is coupled to the processing unit, and in the remote control mobile application Under the control of the program, the remote control signal containing the remote control command of the mobile device is sent to the control device via wireless communication to remotely control the mobile vehicle to move and the spraying device to spray the agent. The remote control chemical spraying system as described in claim 1 further includes a remote control transmitter, including a remote control handle, a control circuit and a transmitting antenna. The remote control handle has a plurality of control rockers, a plurality of control levers and A plurality of control knobs, the control circuit is arranged in the remote control handle and coupled to a plurality of the control rockers, a plurality of the control levers and a plurality of the control knobs, and according to the control rocker, the control lever The manipulation of the lever and the control knob is to generate a transmitter remote control command. The transmitting antenna is provided on the remote control handle and coupled to the control circuit to send the remote control signal containing the transmitter remote control command to the control device to remotely control the mobile vehicle to move and remotely control the spraying device to spray the agent. The remote control chemical spraying system as described in claim 1, wherein the wheel width of the driving wheel is greater than the wheel width of the driven wheel, and the wheel diameter of the driving wheel is more than twice the wheel diameter of the driven wheel. . The remote control chemical spraying system as described in claim 1, wherein two battery packs are installed in the control box, and the mobile vehicle further includes a power converter and a mains connection terminal, and the power converter is installed in the control box. The control box body is coupled to two battery packs. The mains power connection end is arranged outside the control box and coupled to the power converter for connecting and receiving a mains power supply, so that the power converter converts the received power supply. The mains power supply performs power conversion to charge the two battery packs. The remote control chemical spraying system as described in claim 1, wherein the plurality of side spray holes of the height lifting nozzle are located at a plurality of different height positions and a plurality of different radial angle positions of the height lifting nozzle. . The remote control chemical spraying system of claim 1, wherein the plurality of radial spray holes of the angle-inclined nozzle are located at a plurality of different axial length positions of the angle-inclined nozzle. The remote control chemical spraying system of claim 1, wherein the base rotation motor, the lift drive motor, and the angle adjustment motor are servo motors. The remote control agent spraying system as claimed in claim 1, wherein the central controller is a microcontroller development board for an embedded system. The remote control chemical spraying system of claim 1, wherein the smart mobile device is a smart mobile phone.