Pesticide spraying device for agricultural pest control

By designing a combination of racks, gears, jet pipes, and support rods, the problems of incomplete spraying of crops at heights and equipment instability in spraying devices have been solved, achieving more thorough spraying and higher stability, reducing the risk of equipment blockage and tipping over, improving safety in use, and reducing maintenance frequency.

CN121569796AInactive Publication Date: 2026-02-27GUANGZHOU PENGYUE INTELLIGENT TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202511616493.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-11-06
Publication Date
2026-02-27
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Existing agricultural pest and disease control spraying devices do not spray crops thoroughly at high altitudes, have poor equipment stability, are prone to tipping over, and are easily clogged after prolonged use, making them unsafe to use and requiring frequent maintenance.

Method used

A spraying device comprising a rack, gears, a jet pipe, and a support rod was designed. The rack drives the movable plate to move up and down, the jet pipe prevents blockage, and the support rod keeps the equipment stable. The support rod and buffer assembly adapt to different terrains.

Benefits of technology

It enables more thorough spraying of crops at heights, makes the equipment more stable, reduces the risk of clogging and tipping over, improves safety, and reduces maintenance frequency.

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Abstract

The invention discloses a pesticide spraying device for agricultural pest control, and relates to the technical field of agricultural pest control. The pesticide spraying device for agricultural pest control comprises a first fixed plate, a movable device is arranged at the bottom of the first fixed plate, a movable plate is arranged on the front side of the first fixed plate, a pesticide spraying box is fixedly connected to the top of the first fixed plate, and a pesticide spraying device is arranged in the movable plate; a first rack is fixedly connected to the rear side of the movable plate, a sliding rail is fixedly connected to the rear side of the first rack, a first rotating shaft is rotationally connected to the top of the front side of the first fixing plate through a first fixing block, a first gear is fixedly connected to the front side of the first rotating shaft and engaged with the first rack, and a second fixing plate is fixedly connected to the bottom of the first rack. The bottom of the first fixing plate is fixedly connected with a cavity block, and the cavity block is movably connected with the pesticide spraying equipment through a transmission piece. According to the pesticide spraying device for agricultural pest control, through movement of the first rack, the pesticide spraying device moves up and down, and therefore the pesticide spraying process is more thorough.
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Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of agricultural pest control, in particular to a pesticide spraying device for agricultural pest control. BACKGROUND

[0002] Agricultural modernization refers to the process and means of transforming from traditional agriculture to modern agriculture. In this process, agriculture is increasingly armed with modern industry, modern science and technology, and modern economic management methods, so that agricultural productivity is increasingly transformed from traditional agriculture to the advanced level of contemporary world agriculture. Crops are often damaged by various diseases, pests, weeds, etc. during growth, which threatens the healthy growth of crops, as well as their yield and quality, and even causes no harvest when the damage is serious. Pest control has become an essential part of the agricultural production process. The current pest control methods mainly include biological control, physical control, chemical control, etc. Among them, chemical pesticide control is the fastest and most effective method. Chemical pesticide control mainly uses pesticide dilution spraying, and pesticide spraying is an effective means of plant protection.

[0003] A pesticide spraying device for agricultural pest control is disclosed in Chinese patent CN118716312A granted and announced on October 1, 2024, which includes a liquid delivery assembly, a moving assembly, and a pesticide spraying assembly. The liquid delivery assembly includes a bottom plate, a pesticide tank is fixedly arranged on the upper part of the bottom plate, a liquid inlet is arranged on the upper side of the pesticide tank, an electric water pump inlet is communicated with the side of the pesticide tank, the outlet of the electric water pump is communicated with a delivery pipe, and the delivery pipe is communicated with the pesticide spraying assembly. In the above application file, when the device is in use, the pesticide spraying assembly cannot fully cover the top of the crops when encountering crops of high height, which easily causes incomplete spraying. At the same time, the lifting distance of the moving assembly is limited, and when lifted too high, the device as a whole is easily overturned due to the center of gravity and uneven ground, which makes the device unsafe to use. SUMMARY

[0004] In view of the deficiencies of the prior art, the present application provides a pesticide spraying device for agricultural pest control, which solves the problems raised in the background art. To achieve the above purpose, the present application is implemented by the following technical scheme: a pesticide spraying device for agricultural pest control, comprising: a fixed plate one, a moving device with moving function is arranged at the bottom of the fixed plate one, a movable plate is arranged on the front side of the fixed plate one, a pesticide spraying tank is fixedly connected to the top of the fixed plate one, and a pesticide spraying device with pesticide spraying function is arranged in the interior of the movable plate; A rack is fixedly connected to the rear side of the movable plate, and a slide rail is fixedly connected to the rear side of the rack. The outer side of the slide rail is movably connected to the interior of the fixed plate. A rotating shaft is rotatably connected to the top front side of the fixed plate via a fixed block. A gear is fixedly connected to the front side of the rotating shaft, and the gear meshes with the rack. A fixed plate is fixedly connected to the bottom of the rack, and a cavity block is fixedly connected to the bottom of the fixed plate. The cavity block is movably connected to the spraying equipment via a transmission component. The rack and pinion mechanism, along with the air jet pipe, allows the gear to rotate, driving the rack up and down. This, in turn, moves the movable plate up and down, enabling the spraying equipment to cover taller crops. This ensures thorough coverage even in fields with tall crops, preventing incomplete spraying and improving pest control. Furthermore, the air jet pipe helps prevent clogging of the spraying pipe and internal components after prolonged use. Each time the movable plate rises, gas is injected into the spraying pipe, expelling any remaining pesticide and reducing clogging, thus minimizing maintenance.

[0005] Preferably, the transmission component includes a piston, a rubber sealing block, a spring, and an air jet pipe. The piston is movably connected inside the cavity block, and the spring is fixedly connected between the top of the piston and the inside of the cavity block. The top of the cavity block is fixedly connected to one end of the air jet pipe, and the other end of the air jet pipe is fixedly connected to the outside of the spray pipe of the spraying device.

[0006] Preferably, the mobile device is internally connected to an adjustment device, the two sides of the spraying device are internally connected to a turntable rotation device, the inside of the spraying box is connected to the inside of the spraying device through a spraying pipe, the bottom of the movable plate is internally connected to a support component, and the front side of the support component is internally connected to a buffer component.

[0007] Preferably, there are two racks, each rack being symmetrically distributed about the centerline of the fixed plate, two slide rails, two gears, two rotating shafts, two fixed blocks, two fixed plates, two pistons, two cavity blocks, and two jet pipes.

[0008] Preferably, the support assembly includes a hydraulic block 1, a push block 1, a spring 2, a hose, a hydraulic block 2, a fixed plate 3, a rack 2, a gear 2, a rotating shaft 2, a fixed block 2, and a support rod. The bottom of the fixed plate 1 is fixedly connected to the hydraulic block 1, the bottom of the hydraulic block 1 is movably connected to the push block 1, and the spring 2 is fixedly connected between the push block 1 and the hydraulic block 1. The top of the hydraulic block 1 is fixedly connected to one end of the hose, and the other end of the hose is fixedly connected to the top of the hydraulic block 2. The outer side of the hydraulic block 2 is fixedly connected to the top of the movable plate through the fixed plate 3. The bottom of the hydraulic block 2 is movably connected to the rack 2, the bottom of the movable plate is fixedly connected to the fixed block 2, the interior of the fixed block 2 is movably connected to the rotating shaft 2, the outer side of the rotating shaft 2 is fixedly connected to the gear 2, the gear 2 meshes with the rack 2, and the outer side of the rotating shaft 2 is fixedly connected to the support rod. The support components are designed so that when the movable plate is raised to its highest point, the amount of pesticide in the spraying tank decreases due to the continuous operation of the spraying equipment, causing the overall center of gravity of the equipment to shift forward. At this time, the support rods rotate, supporting the bottom of the movable plate against the ground, thus preventing the equipment from tipping over, making the equipment safer to use, and reducing manual maintenance.

[0009] Preferably, there are two hydraulic blocks, two push blocks, two hoses, two hydraulic blocks, two fixing plates, two racks, two gears, two rotating shafts, four fixing blocks, with each pair of fixing blocks forming a group, and two support rods.

[0010] Preferably, a limiting block is fixedly connected to the rear bottom of the support rod, and the side of the limiting block is perpendicular to the bottom of the movable plate.

[0011] Preferably, the buffer assembly includes a movable rod, a spring, a fixed block, and a movable wheel. The movable rod is movably connected to the front side of the support rod, and the fixed block is fixedly connected to the front side of the movable rod. The spring is fixedly connected between the fixed block and the support rod, and the movable wheel is movably connected inside the fixed block. By configuring the buffer assembly, after the support rod rotates and extends, the movable rod automatically extends or retracts a certain distance according to the actual ground conditions, thereby making the movable plate more stable and ensuring the equipment remains horizontal and stable, thus making the equipment operate more smoothly.

[0012] Preferably, there are two movable rods, each of which is symmetrically distributed about the centerline of the movable plate; there are two springs; there are two fixed blocks; and there are two movable wheels.

[0013] Preferably, the length from the front side of the movable wheel to the rear side of the support rod is equal to half the length of the rack.

[0014] This invention provides a spraying device for controlling agricultural pests and diseases. It has the following beneficial effects: (1) When the agricultural pest and disease control spraying device is started, the rotating shaft 1 is rotated, which works in conjunction with rack 1, gear 1, slide rail, piston, spring 1, cavity block and air jet pipe, so that rack 1 drives the movable plate to move up and down, so that the air jet pipe sprays air into the spraying device, thereby preventing the spraying device from being blocked.

[0015] (2) When the first rack moves upward, it works in conjunction with the second fixed plate, the second hydraulic block, the first push block, the hose, the second hydraulic block, the second rack, the second gear, the second rotating shaft, and the support rod to make the support rod rotate, so that the bottom of the movable plate is supported by the support rod, thereby making the movement of the equipment more stable.

[0016] (3) When the support rod rotates, the moving rod, spring three, fixed block three, and moving wheel make the moving wheel contact the ground, and spring three converts the kinetic energy of the moving rod into elastic potential energy, thereby making the equipment support more stable and making the equipment suitable for different terrains. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall top structure of the present invention; Figure 2 This is a schematic diagram of the overall bottom structure of the present invention; Figure 3 This is a schematic diagram of some of the components of the present invention; Figure 4 For the present invention Figure 3 Enlarged structural diagram at point A in the middle; Figure 5 This is a schematic diagram of the support component structure of the present invention; Figure 6 For the present invention Figure 5 Enlarged structural diagram at point B; Figure 7 This is a schematic diagram of the buffer component structure of the present invention; Figure 8 For the present invention Figure 7 Enlarged structural diagram at point C; Figure 9 This is a reference diagram of an existing physical object of the present invention.

[0018] In the picture: 100. Fixed plate 1; 200. Mobile device; 300. Movable plate; 400. Spraying box; 500. Spraying equipment; 600. Adjustment equipment; 700. Turntable rotation equipment; 800. Spraying pipe; 901. Rack 1; 902. Slide rail; 903. Gear 1; 904. Shaft 1; 905. Fixing block 1; 906. Fixing plate 2; 907. Piston; 908. Rubber sealing block; 909. Spring 1; 910. Cavity block; 911. Jet pipe; 1000. Support assembly; 1001. Hydraulic block one; 1002. Push block one; 1003. Spring two; 1004. Hoses; 1005. Hydraulic block two; 1006. Fixing plate three; 1007. Rack two; 1008. Gear two; 1009. Rotating shaft two; 1010. Fixing block two; 1011. Support rod; 1100. Buffer assembly; 1101. Movable rod; 1102. Spring 3; 1103. Fixed block 3; 1104. Moving wheel. Detailed Implementation

[0019] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments.

[0020] Example 1, please refer to Figures 1-4 A spraying device for controlling agricultural pests and diseases, comprising: A fixed plate 100 is provided, with a movable device 200 at its bottom. A movable plate 300 is provided at the front of the fixed plate 100, allowing the spraying equipment 500 to move up and down. A spraying box 400 is fixedly connected to the top of the fixed plate 100, allowing the equipment to store a certain amount of pesticide. The spraying equipment 500, which sprays pesticide, is located inside the movable plate 300. The movable device 200 is internally connected to... An adjustment device 600 is provided, which allows the overall rear height of the equipment to be adjusted. A turntable rotating device 700 is movably connected to both sides of the spraying equipment 500, which makes the spraying of the spraying equipment 500 more uniform and improves the overall spraying efficiency of the equipment. The inside of the spraying box 400 is connected to the inside of the spraying equipment 500 through the spraying pipe 800. A support component 1000 is movably connected to the bottom of the movable plate 300, and a buffer component 1100 is movably connected to the front of the support component 1000. A rack 901 is fixedly connected to the rear side of the movable plate 300, and a slide rail 902 is fixedly connected to the rear side of the rack 901. The slide rail 902 is provided so that the movable plate 300 and the fixed plate 100 are slidably connected. The outer side of the slide rail 902 is movably connected to the inside of the fixed plate 100. A rotating shaft 904 is rotatably connected to the top front side of the fixed plate 100 through a fixed block 905. A gear 903 is fixedly connected to the front side of the rotating shaft 904. The gear 903 meshes with the rack 901. A fixed plate 906 is fixedly connected to the bottom of the rack 901. A cavity block 910 is fixedly connected to the bottom of the fixed plate 100. The cavity block 910 is movably connected to the spraying equipment 500 through a transmission component. The transmission components include a piston 907, a rubber sealing block 908, a spring 909, and an air jet pipe 911. The piston 907 is movably connected inside the cavity block 910. A spring 909 is fixedly connected between the top of the piston 907 and the inside of the cavity block 910. The spring 909 is provided so that the piston 907 can automatically reset. The top of the cavity block 910 is fixedly connected to one end of the air jet pipe 911, and the other end of the air jet pipe 911 is fixedly connected to the outside of the spray pipe 800 of the spraying device 500. There are two racks 901, each rack 901 is symmetrically distributed about the center line of the fixed plate 100, there are two slide rails 902, two gears 903, two rotating shafts 904, two fixed blocks 905, two fixed plates 906, two pistons 907, two cavity blocks 910, and two jet pipes 911. The equipment is equipped with a rack and pinion 901 and an air jet pipe 911. The gear 903 rotates, causing the rack and pinion 901 to move up and down. This, in turn, moves the movable plate 300 up and down, allowing the spraying equipment 500 to cover taller crops. This ensures thorough coverage when the equipment is used in fields with taller crops, preventing incomplete spraying and improving pest control. Furthermore, after prolonged use, the spray pipe 800 and the spraying equipment 500 are prone to clogging. The air jet pipe 911 injects gas into the spray pipe 800 each time the movable plate 300 rises, expelling any residual pesticide and reducing clogging, thus minimizing manual maintenance.

[0021] In use, when the equipment is started, the moving device 200 is activated, causing the entire equipment to move back and forth. The spraying device 500 is then activated, causing the rotating disc 700 to rotate and spray. When encountering taller crops, the motor is activated, causing the rotating shaft 904 to rotate. This rotating shaft 904 drives the gear 903 to rotate, causing the rack 901 to move the movable plate 300 upwards. This allows the spraying device 500 to cover the taller crops, ensuring complete coverage when working in fields with taller crops. This makes the spraying process more thorough and improves the pest control effect. When the movable plate 300 moves upwards to its highest point... When the fixed plate 906 moves upward with the rack 901, the piston 907 is pushed upward by the fixed plate 906, causing the rubber sealing block 908 to move upward. This forces the air inside the cavity block 910 into the jet pipe 911, which in turn injects air into the spray pipe 800. This ensures that any residual pesticide inside the spray pipe 800 and the spraying equipment 500 is completely sprayed out, preventing clogging of the spraying equipment 500 after prolonged use. When the rack 901 moves downward, the spring 909 converts its elastic potential energy into the kinetic energy of the piston 907, causing the piston 907 to automatically reset, preparing for the next operation of the jet pipe 911.

[0022] Example 2, please refer to Figures 1-6Based on Embodiment 1, the support assembly 1000 includes a hydraulic block 1001, a push block 1002, a spring 1003, a hose 1004, a hydraulic block 1005, a fixing plate 1006, a rack 1007, a gear 1008, a rotating shaft 1009, a fixing block 1010, and a support rod 1011. The bottom of the fixing plate 100 is fixedly connected to the hydraulic block 1001, and the bottom of the hydraulic block 1001 is movably connected to the push block 1002. A spring 1003 is fixedly connected between the push block 1002 and the hydraulic block 1001. The spring 1003 allows the push block 1002 to automatically reset. The top of the hydraulic block 1001 is fixedly connected to one end of the hose 1004, and the other end of the hose 1004 is fixedly connected to the top of the hydraulic block 1005. A hose 1004 is provided to connect the interior of hydraulic block 1001 with the interior of hydraulic block 2 1005. The outer side of hydraulic block 2 1005 is fixedly connected to the top of movable plate 300 via fixed plate 3 1006. A rack 2 1007 is movably connected to the bottom of hydraulic block 2 1005. A fixed block 2 1010 is fixedly connected to the bottom of movable plate 300. A rotating shaft 2 1009 is movably connected inside fixed block 2 1010. A gear 2 1008 is fixedly connected to the outer side of rotating shaft 2 1009. Gear 2 1008 meshes with rack 2 1007. A support rod 1011 is fixedly connected to the outer side of rotating shaft 2 1009. A limit block is fixedly connected to the bottom rear side of support rod 1011. The limit block is provided so that support rod 1011 can only rotate 90 degrees. The side of the limit block is perpendicular to the bottom of movable plate 300. There are two hydraulic blocks 1001, two push blocks 1002, two hoses 1004, two hydraulic blocks 1005, two fixing plates 1006, two racks 1007, two gears 1008, two rotating shafts 1009, four fixing blocks 1010, with each pair of fixing blocks 1010 forming a group, and two support rods 1011. When the support assembly 1000 is set up and the movable plate 300 is raised to its highest point, the pesticide in the spraying box 400 is reduced due to the continuous operation of the spraying equipment 500, thereby causing the overall center of gravity of the equipment to move forward. At this time, the support rod 1011 rotates, so that the bottom of the movable plate 300 is supported by the support rod 1011, thereby preventing the equipment from tipping over, making the equipment safer to use, and reducing manual maintenance.

[0023] In use, based on Embodiment 1, when rack 1 901 moves upward, fixed plate 2 906 moves upward along with rack 1 901, causing push block 1002 to move upward, increasing the internal pressure of hydraulic block 1001. This internal pressure is then transmitted to hydraulic block 2 1005 through hose 1004, increasing the internal pressure of hydraulic block 2 1005. This causes rack 2 1007 to push downward, causing gear 2 1008 to rotate under the drive of rack 2 1007. Gear 2 1008 then drives shaft 2 1009 to rotate, causing support rod 1011 to rotate downward by 90 degrees. This brings the bottom of support rod 1011 into contact with the ground, thus supporting the bottom of movable plate 300 against the ground. This prevents the equipment from tipping over, making the equipment safer to use and reducing manual maintenance.

[0024] Example 3, please refer to Figures 1-8 Based on Embodiment 1 and Embodiment 2, the buffer assembly 1100 includes a movable rod 1101, a spring 1102, a fixed block 1103, and a movable wheel 1104. The movable rod 1101 is movably connected to the front side of the support rod 1011, and the fixed block 1103 is fixedly connected to the front side of the movable rod 1101. The spring 1102 is fixedly connected between the fixed block 1103 and the support rod 1011. The spring 1102 is provided so that the kinetic energy of the movable rod 1101 is absorbed by the spring 1102. The movable wheel 1104 is movably connected inside the fixed block 1103. The length from the front side of the movable wheel 1104 to the rear side of the support rod 1011 is the same as half the length of the rack 901. There are two movable rods 1101, each symmetrically distributed about the center line of the movable plate 300; there are two springs 1102; there are two fixed blocks 1103; and there are two moving wheels 1104. The buffer assembly 1100 is set up so that after the support rod 1011 rotates and extends, the movable rod 1101 automatically extends and retracts a certain distance according to the actual ground conditions, thereby making the movable plate 300 more stable and keeping the equipment in a horizontal and stable state, thus making the equipment operate more smoothly.

[0025] In use, based on Embodiment 1 and Embodiment 2, when the support rod 1011 rotates downwards by 90 degrees, the outer side of the moving wheel 1104 contacts the ground, causing the fixed block 3 1103 to move up and down automatically according to the ground conditions. The movable rod 1101 extends and retracts according to the up and down movement of the fixed block 3 1103, and the spring 3 1102 converts the kinetic energy of the up and down extension and retraction of the movable rod 1101 into elastic potential energy. This prevents the equipment from bouncing or tilting due to changes in terrain, ensuring that the equipment always remains in a horizontal and stable state, thus making the equipment operate more smoothly.

[0026] The above are merely preferred embodiments of the present invention, but the scope of protection of the present invention is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the scope of the technology disclosed in the present invention, based on the technical solution and inventive concept of the present invention, should be covered within the scope of protection of the present invention.

Claims

1. A spraying device for controlling agricultural pests and diseases, characterized in that, include: A fixed plate is provided, with a movable device at its bottom and a movable plate at its front. A spraying box is fixedly connected to the top of the fixed plate, and a spraying device for spraying pesticides is provided inside the movable plate. A rack is fixedly connected to the rear side of the movable plate, and a slide rail is fixedly connected to the rear side of the rack. The outer side of the slide rail is movably connected to the interior of the fixed plate. A rotating shaft is rotatably connected to the top front side of the fixed plate via a fixed block. A gear is fixedly connected to the front side of the rotating shaft, and the gear meshes with the rack. A fixed plate is fixedly connected to the bottom of the rack, and a cavity block is fixedly connected to the bottom of the fixed plate. The cavity block is movably connected to the spraying equipment via a transmission component.

2. The spraying device for agricultural pest and disease control according to claim 1, characterized in that: The transmission component includes a piston, a rubber sealing block, a spring, and an air jet pipe. The piston is movably connected inside the cavity block, and the spring is fixedly connected between the top of the piston and the inside of the cavity block. The top of the cavity block is fixedly connected to one end of the air jet pipe, and the other end of the air jet pipe is fixedly connected to the outside of the spray pipe of the spraying device.

3. The spraying device for agricultural pest and disease control according to claim 1, characterized in that: The mobile device is internally connected to an adjustment device, and the two sides of the spraying device are internally connected to a turntable rotation device. The inside of the spraying box is connected to the inside of the spraying device through a spraying pipe. The bottom of the movable plate is internally connected to a support component, and the front of the support component is internally connected to a buffer component.

4. The spraying device for agricultural pest and disease control according to claim 1, characterized in that: The number of racks is two, and each rack is symmetrically distributed about the center line of the fixed plate. The number of slide rails is two, the number of gears is two, the number of rotating shafts is two, the number of fixed blocks is two, the number of fixed plates is two, the number of pistons is two, the number of cavity blocks is two, and the number of jet pipes is two.

5. A spraying device for agricultural pest and disease control according to claim 3, characterized in that: The support assembly includes a hydraulic block 1, a push block 1, a spring 2, a hose, a fixed plate 3, a rack 2, a gear 2, a rotating shaft 2, a fixed block 2, and a support rod. The bottom of the fixed plate 1 is fixedly connected to the hydraulic block 1, and the bottom of the hydraulic block 1 is movably connected to the push block 1. A spring 2 is fixedly connected between the push block 1 and the hydraulic block 1. The top of the hydraulic block 1 is fixedly connected to one end of the hose, and the other end of the hose is fixedly connected to the top of the hydraulic block 2. The outer side of the hydraulic block 2 is fixedly connected to the top of the movable plate via the fixed plate 3. The bottom of the hydraulic block 2 is movably connected to the rack 2, and the bottom of the movable plate is fixedly connected to the fixed block 2. A rotating shaft 2 is movably connected inside the fixed block 2, and a gear 2 is fixedly connected to the outer side of the rotating shaft 2, meshing with the rack 2. A support rod is fixedly connected to the outer side of the rotating shaft 2.

6. The spraying device for agricultural pest and disease control according to claim 5, characterized in that: The number of hydraulic blocks one is two, the number of push blocks one is two, the number of hoses is two, the number of hydraulic blocks two is two, the number of fixing plates three is two, the number of racks two is two, the number of gears two is two, the number of rotating shafts two is two, the number of fixing blocks two is four, each pair of fixing blocks two forms a group, and the number of support rods is two.

7. The spraying device for agricultural pest and disease control according to claim 5, characterized in that: A limiting block is fixedly connected to the bottom rear side of the support rod, and the side of the limiting block is perpendicular to the bottom of the movable plate.

8. A spraying device for agricultural pest and disease control according to claim 5, characterized in that: The buffer assembly includes a movable rod, a spring, a fixed block, and a movable wheel. The movable rod is movably connected to the front side of the support rod, and the fixed block is fixedly connected to the front side of the movable rod. The spring is fixedly connected between the fixed block and the support rod, and the movable wheel is movably connected inside the fixed block.

9. A spraying device for agricultural pest and disease control according to claim 8, characterized in that: The number of movable rods is two, and each movable rod is symmetrically distributed about the center line of the movable plate. The number of springs is two, the number of fixed blocks is two, and the number of movable wheels is two.

10. A spraying device for controlling agricultural pests and diseases according to claim 8, characterized in that: The length from the front side of the movable wheel to the rear side of the support rod is equal to half the length of the rack.

Citation Information

Patent Citations

  • Pesticide spraying device for agricultural disease and pest control

    CN118716312A