CN212937549U

CN212937549U - Large-scale pesticide sprayer

Info

Publication number: CN212937549U
Application number: CN202021220852.9U
Authority: CN
Inventors: 盛广为; 李庆; 张坤
Original assignee: Guangzhou Doctor Miao Biotechnology Co Ltd
Current assignee: Guangzhou Doctor Miao Biotechnology Co Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-04-13
Anticipated expiration: 2030-06-28

Abstract

The utility model relates to a large-scale pesticide sprayer, include: a moving assembly and a spraying assembly; the moving assembly comprises a platform and a water tank arranged on the top of the platform; a plurality of moving wheels are arranged at the bottom of the platform and can rotate; the spraying assembly comprises a sprayer and an adjusting piece matched and connected with the sprayer, a water guide column is axially arranged in the sprayer, a split fluid is arranged at the end part of the water guide column, a first cavity and a second cavity are arranged on the inner side of the sprayer and positioned on two sides of the split fluid, and pesticides are arranged in the first cavity and the second cavity; the shower nozzle one end lock is provided with the rotary disk, the rotary disk outside is provided with the end cover, the reposition of redundant personnel run through the rotary disk with end cover central point puts, when rivers impact the rotary disk, the rotary disk drives the end cover is rotatory, end cover circumference is provided with at least one hole for water spraying, the rotatory in-process of rotary disk, rivers are 360 degrees rotations and spray.

Description

Large-scale pesticide sprayer

Technical Field

The utility model relates to a pesticide field or spray the field or irrigate the field, especially relate to a large-scale pesticide sprayer.

Background

China is the most populated country in the world, the existing cultivated land area is only 18 hundred million acres, and the cultivated land area per year is reduced along with the acceleration of urbanization construction. Land resources are crucial to mankind. The land is the material basis on which human beings live and develop, is the labor information of social production, is the basic production information of agricultural production, is the source of all production and all existence, and is the existence condition and reproduction condition which can not be given. In order to strengthen reasonable and scientific planning of land, reduce land for non-agricultural construction, improve land utilization quality and reduce land utilization waste, the policy of 'land intensification' is provided for China, and the policy refers to an operation mode that more production data and labor are intensively input on a certain area of land, advanced technology and management method are used, and high income is obtained on a small area of land. Therefore, intensive land management is the direction of agricultural development in China, and China will go to a farmed land management mode in the future, namely a farmer can manage hundreds of acres of land, even thousands of acres of land, and the management mode is bound to improve the working efficiency and the land production amount by means of mechanized operation.

The growth of crops can not be maintained without medicines, the step of spraying which kind of pesticide in each production period becomes an essential step for scientific field planting, at present, pesticide spraying in rural areas completely depends on manpower, the heights of crops are different, the working efficiency of the manpower is low, the precision is poor, and the mode can not meet the national 'land intensification' operation mode. In summary, the search for a pesticide spraying machine with high efficiency and high precision is a difficult task with great variety of existing pesticide spraying equipment, and the pesticide spraying machine is provided with various sprayers for crops and vehicle-mounted pesticide spraying equipment for trees. The various sprayers have the disadvantages of large labor intensity and extremely low spraying efficiency due to small dosage and manual carrying operation, and are not suitable for field operation; on-vehicle medicine spraying apparatus only is fit for spraying the medicine to trees and uses, can't use in the field, in addition, current pesticide sprays and all sprays earlier spraying after water and medicament mix, can't realize spraying while mixing, causes volatilizing of partial active ingredient of pesticide easily, causes the pesticide effect to reduce, current pesticide sprays at last and can't realize carrying out the multi-angle through water impact and sprays, and the unable adjustment of change of water pressure sprays speed and spray volume.

Disclosure of Invention

The utility model overcomes prior art's is not enough, provides a large-scale pesticide sprayer.

In order to achieve the above object, the utility model discloses a technical scheme do: a large pesticide sprayer comprising: a moving assembly and a spraying assembly; the moving assembly comprises a platform and a water tank arranged on the top of the platform; a plurality of moving wheels are arranged at the bottom of the platform and can rotate; the spraying assembly comprises a sprayer and an adjusting piece matched and connected with the sprayer, a water guide column is axially arranged in the sprayer, a split fluid is arranged at the end part of the water guide column, a first cavity and a second cavity are arranged on the inner side of the sprayer and positioned on two sides of the split fluid, and pesticides are arranged in the first cavity and the second cavity; the shower nozzle one end lock is provided with the rotary disk, the rotary disk outside is provided with the end cover, the reposition of redundant personnel run through the rotary disk with end cover central point puts, when rivers impact the rotary disk, the rotary disk drives the end cover is rotatory, end cover circumference is provided with at least one hole for water spraying, the rotatory in-process of rotary disk, rivers are 360 degrees rotations and spray.

In a preferred embodiment of the present invention, the rotating plate, the end cap, the flow dividing body and the nozzle are coaxially disposed.

In a preferred embodiment of the present invention, the spraying assembly further comprises a pin, the pin is partially inserted into the shunt, and the pin is fastened to the end cap.

In a preferred embodiment of the present invention, a water flow channel is disposed inside the water guiding column, and the size of the water inlet end of the water flow channel is larger than the size of the water outlet end of the water flow channel.

In a preferred embodiment of the present invention, one end of the flow divider is a cone-shaped structure, and the water outlet of the water guiding column impacts the cone-shaped end of the flow divider, so that the flow is divided into 2 streams.

In a preferred embodiment of the present invention, a spring is disposed around the outside of the water guiding column, and the end of the spring abuts against one side of the water inlet end of the water guiding column.

In a preferred embodiment of the present invention, different pesticide powders or solid particle pesticides can be disposed inside the first cavity and the second cavity.

In a preferred embodiment of the present invention, the water guiding column is provided with a flange at one end, and the spring is supported at one end inside the flange.

The inner side of the rotating disc is provided with a plurality of flow deflectors, gaps are arranged among the flow deflectors, and the flow deflectors are perpendicular to the end face of the rotating disc.

In order to achieve the above object, the utility model discloses a second kind technical scheme be: a spraying method of a large pesticide sprayer comprises the following steps:

moving the moving assembly to a proper position, and connecting the water tank with the end part of the spraying assembly through a water pipe;

the water in the water tank is introduced into the water guide column through the water pump, and the water inlet pressure of the water guide column can adjust the distance between the water outlet end of the water guide column and the flow dividing body;

the water flow impacts the flow splitting body to split the water flow into a first water flow and a second water flow, and the first water flow and the second water flow respectively enter the first cavity and the second cavity to mix pesticide and water;

after mixing, the first water flow and the second water flow impact the rotating disc to enable the rotating disc to drive the end cover to rotate;

in the process of end cover rotation, the hole for water spraying realizes 360-degree rotation spraying.

In a preferred embodiment of the present invention, the water flowing out through the water guiding column can be pressurized, and the spring force can be adjusted during the increasing process, so as to adjust the pressure of the first water flow and the second water flow.

In a preferred embodiment of the present invention, the end cap protrudes when the water flow impacts, at which time the water spray holes on the outer side of the end cap are exposed, and the spraying angle of the first water flow and the second water flow is 30-140 degrees.

In a preferred embodiment of the present invention, the first and second water flows impact the guide plate inside the rotating disc, and a predetermined angle is formed between the guide plate and the first and second water flows.

In a preferred embodiment of the present invention, the outer sides of the first cavity and the second cavity are provided with filter screens, and the number of the filter screens is 100-1000.

The utility model provides a defect that exists among the background art, the utility model discloses possess following beneficial effect:

(1) the water guide column is carried out through water flow, the water guide channel in the water guide column is gradually reduced along the water flow direction, the water flow for carrying out the water guide column is enabled to carry out certain pressurization effect, when the water flow impacts the split fluid, the first water flow and the second water flow after the split fluid can be enabled to remain the flow force, the first water flow and the second water flow can be guaranteed to impact the rotating disk to rotate, and 360-degree rotation spraying of pesticide is achieved.

(2) The spring pressure can be adjusted by changing the water pressure at the water outlet end of the water guide column, so that the distance between the water guide column and the flow dividing body can be adjusted, the flow dividing angle between the first water flow and the second water flow is changed in the distance change process, and after the flow dividing angle is changed, the angle of the flow dividing sheet is impacted by the first water flow and the second water flow, so that the rotating speed of the rotating disc can be flexibly adjusted.

(3) Under first rivers and second rivers impact pressure, can be with end cover jack-up predetermined distance, end cover initial condition is the lock inboard in shower nozzle one end, and during the rivers impact jack-up process, the hole for water spraying size increases gradually, and until the hole for water spraying is whole to expose outside, and then can adjust the water spray volume.

(4) First cavity and second cavity setting are in minute fluid both sides, first rivers carry out the pesticide mixture of first cavity and first cavity inside, second rivers get into the pesticide mixture of second cavity and second cavity inside, first cavity can be different with the inside pesticide of second cavity, through setting up two kinds of different pesticides, can realize spraying the in-process, carry out the real-time mixed preparation of pesticide, and different pesticides spray through the different positions of shower nozzle, the rotatory in-process that sprays, carry out the vaporific mixture of two kinds of pesticides in the air, prevent that two kinds of pesticides that mix in advance from spraying the in-process, along with the lapse of time, cause the drug effect to descend.

(5) The utility model provides a shower nozzle carries out the spraying in-process of giving medicine to poor free of charge, need not realize the rotation with the help of external power and spray, only can adjust through adjustment water pressure and spray volume and rotary disk rotation rate.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic partial perspective view of a preferred embodiment of the present invention;

fig. 2 is a schematic structural view of a sprinkler according to a preferred embodiment of the present invention.

Fig. 3 is a partial cross-sectional view of a showerhead of a preferred embodiment of the present invention.

Reference numerals:

1. the water flow control device comprises a handle, 2, a platform, 3, a moving wheel, 4, a water pump, 5, a circulating pipe, 6, a backwashing connector, 7, a motor, 8, a first connector, 9, a connecting flange, 10, a spray head, 11, an end cover, 12, a pin, 13, a flow limiting baffle, 14, a water tank, 15, a second connector, 16, a water spray hole, 17, a rotating disk, 18, a splitter plate, 19, a first cavity, 20, a second cavity, 21, a splitter body, 22, a water outlet end, 23, a water guide column, 24, a water inlet end, 25, a water flow channel, 26, a flanging, 27 and a spring.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1, the utility model discloses a partial three-dimensional structure schematic diagram of a large pesticide sprayer;

a large pesticide sprayer comprising: a moving assembly and a spraying assembly; the moving assembly comprises a platform 2 and a water tank 14 arranged on the top of the platform 2; a plurality of moving wheels 3 are arranged at the bottom of the platform 2, and the moving wheels 3 can rotate; the spraying assembly comprises a spray head 10 and an adjusting piece matched and connected with the spray head 10, a water guide column is axially arranged in the spray head 10, a flow distribution body 21 is arranged at the end part of the water guide column, a first cavity 19 and a second cavity 20 are arranged on the inner side of the spray head 10 and positioned on two sides of the flow distribution body 21, and pesticides are arranged in the first cavity 19 and the second cavity 20; the shower nozzle 10 one end lock is provided with rotary disk 17, and the rotary disk 17 outside is provided with end cover 11, and reposition of redundant personnel 21 runs through rotary disk 17 and end cover 11 central point and puts, and when rivers impacted rotary disk 17, rotary disk 17 drives end cover 11 and rotates, and end cover 11 circumference is provided with at least one hole for water spraying 16, and rotary disk 17 rotation in-process, rivers are 360 degrees rotations and spray.

It should be noted that, a handle 1 is disposed on one side of the platform 2, the sprayer can be manually pushed to a predetermined position for spraying pesticides, the pressure of the spring 27 can be adjusted by changing the water pressure at the water outlet end 22 of the water guide column, and further, the distance between the water guide column and the flow divider 21 can be adjusted, during the distance change process, the flow dividing angle between the first water flow and the second water flow changes, after the flow dividing angle changes, the angle of the first water flow and the second water flow impacting the flow dividing plate 18 changes, the rotation speed of the rotating disk 17 can be flexibly adjusted, a motor 7 is further disposed on the moving assembly, the motor 7 drives the water pump 4 to introduce the water in the water tank 14 into the spraying assembly, a water level gauge is disposed on the inner wall of the water tank 14, the water level in the water tank 14 is transmitted to the controller through the first sensor, the controller controls the moving wheel 3 to move, when the first sensor, the volume of spraying in this region reaches the requirement, removes wheel 3 through the controller control and removes the predetermined distance promptly, sprays the region and be circular region or fan-shaped region, sprays once more after moving wheel 3 and remove circular region's radius length or diameter length, when removing radius length, sprays the subassembly and can cover spraying the region of spraying, improves and sprays the effect.

Specifically, a first connector 8 and a second connector 15 are arranged on the top of the water tank 14, the spray heads 10 are connected to the water tank 14 through the first connector 8 or the second connector 15, the second connector 15 is a spare connector, when the first connector 8 is in failure or two spray heads 10 need to be used, then the second joint 15 is used, the nozzle 10 is provided with the connecting flange 9, the connecting flange 9 can fix the nozzle 10, the outer side of the nozzle 10 is provided with two flow-limiting baffles 13 in the area of the water flow channel 25, the flow-limiting baffles 13 can adjust the flow of water in the water flow channel 25, the platform 2 is also provided with the circulating pipe 5 and the back flush joint 6, when the water tank 14 or the water pump 4 needs to be cleaned, the first joint 8 and the second joint 15 are closed, the backwashing joint 6 is opened, the water tank 14 and the water pump 4 are flushed through the circulating pipe 5, so that the service lives of the water tank 14 and the water pump 4 are prolonged.

As shown in fig. 2-3, the utility model discloses a structure diagram of a nozzle 10 and a partial sectional view of the nozzle 10;

according to the embodiment of the present invention, the rotating disk 17, the end cover 11, the flow dividing body 21 and the nozzle 10 are coaxially disposed.

According to the utility model discloses the embodiment, spray the subassembly and still include contact pin 12, contact pin 12 part inserts reposition of redundant personnel 21, contact pin 12 lock end cover 11.

According to the embodiment of the utility model provides a, the inside rivers passageway 25 that is provided with of water guide post, 24 sizes of the end of intaking of rivers passageway 25 are greater than the play water end 22 sizes of rivers passageway 25.

It should be noted that, carry out the water conservancy diversion post through rivers, the water conservancy diversion passageway in the water conservancy diversion post reduces along rivers direction gradually, makes the rivers that carry out the water conservancy diversion post carry out certain pressure boost effect, when making rivers strike the reposition of redundant personnel 21, can make the first rivers and the second rivers after the reposition of redundant personnel remain the flow force, can guarantee that first rivers and second rivers rotate the impact of rotary disk 17, realize 360 degrees rotations of pesticide and spray.

According to the embodiment of the utility model provides a, branch fluid 21 one end is the toper structure, and the play water end 22 of water guide post goes out the water and strikes branch fluid 21 toper one end, and rivers reposition of redundant personnel is 2 strands.

According to the embodiment of the utility model provides a water guide post outside is encircleed and is provided with spring 27, and spring 27 tip supports and holds and intake end 24 one side at the water guide post.

The number of the springs 27 may be plural, the plural springs 27 may be fitted to the outer side of the water guide column, the plural springs 27 may be arranged at regular intervals on the outer side of the water guide column, and the plural springs 27 may be distributed along the circumferential direction of the water guide column.

According to the utility model discloses, first cavity 19 can be provided with different pesticide powder or solid particle pesticide with second cavity 20 inside.

Specifically, it should be noted that the pressure of the spring 27 can be adjusted by changing the water pressure at the water outlet end 22 of the water guide column, and then the distance between the water guide column and the flow dividing body 21 is adjusted, during the distance change, the flow dividing angle between the first water flow and the second water flow changes, after the flow dividing angle changes, the angle of the first water flow and the second water flow impacting the flow dividing plate 18 changes, and the rotation speed of the rotating disk 17 can be flexibly adjusted, the moving assembly is further provided with a motor 7, the motor 7 drives the water pump 4 to introduce the water in the water tank 14 into the spraying assembly, the inner wall of the water tank 14 is provided with a water level gauge, the water level in the water tank 14 is transmitted to the controller through the first sensor, the controller controls the moving wheel 3 to move, when the first sensor detects that the water level in the water tank 14 drops below a preset value, the spraying amount in this area meets the requirement, that the controller controls the, spray the region and be circular area or fan-shaped region, spray once more after moving radius length or the diameter length that wheel 3 removed circular area, when moving radius length, spray the subassembly and can cover spraying the region, improve and spray the effect.

It should be noted that, first cavity 19 and second cavity 20 set up in minute flow body 21 both sides, first rivers carry out the pesticide mixture of first cavity 19 with the inside of first cavity 19, the second rivers get into the pesticide mixture of second cavity 20 with the inside of second cavity 20, the pesticide of first cavity 19 and the inside of second cavity 20 can be different, through setting up two kinds of different pesticides, can realize spraying the in-process, carry out the real-time mixing preparation of pesticide, and different pesticides spray through the different positions of shower nozzle 10, rotatory spraying in-process, carry out the vaporific mixture of two kinds of pesticides in the air, prevent two kinds of pesticides spraying in-process that mix in advance, along with the lapse of time, cause the drug effect to descend.

According to the embodiment of the utility model provides a water guide post one end is provided with turn-ups 26, and spring 27 one end is supported and is held at turn-ups 26 inboardly.

It should be noted that, the flange 26 is directed toward the flange 26 outside the water guide column, the outer edge of the flange 26 is larger than the outer edge of the spring 27, so that the flange 26 can support the spring 27, and the flange 26 can be a circular structure, but is not limited to this structure, and those skilled in the art can perform routine adjustment of the structure of the flange 26 according to actual use, for example, the section of the flange 26 is a triangular structure or a circular structure or a semicircular structure.

A plurality of flow deflectors are arranged on the inner side of the rotating disk 17, gaps are arranged among the flow deflectors, and the flow deflectors are perpendicular to the end face of the rotating disk 17.

It should be noted that, the clearance can make hydroenergy enough flow along predetermined orbit, and among the water impact process, the water conservancy diversion piece impact force that receives of different positions department is different, can make rotary disk 17 drive rotatoryly through rivers, the utility model provides a shower nozzle 10 sprays the in-process of giving medicine to poor free of charge, need not realize the rotation with the help of external power and spray, only can adjust spraying volume and rotary disk 17 rotation rate through adjustment water pressure.

moving the moving assembly into position, connecting the water tank 14 to the end of the spray assembly through the water tube;

the water in the water tank 14 is introduced into the water guide column through the water pump 4, and the water inlet pressure of the water guide column can adjust the distance between the water outlet end 22 of the water guide column and the flow dividing body 21;

the water flow impacts the flow divider 21 to divide the water flow into a first water flow and a second water flow, and the first water flow and the second water flow respectively enter the first cavity 19 and the second cavity 20 to mix pesticides and water;

after mixing, the first water flow and the second water flow impact the rotating disc 17, so that the rotating disc 17 drives the end cover 11 to rotate;

during the rotation of the end cover 11, the water spraying holes 16 realize 360-degree rotation spraying.

According to the utility model discloses, the pressure boost can be realized to water that flows through the water guide post, and increases the in-process and can adjust spring 27 elasticity, and then adjusts the pressure of first rivers and second rivers.

It should be noted that, the water guiding column is performed by water flow, the guiding channel in the water guiding column is gradually reduced along the water flow direction, so that the water flow performing the water guiding column performs a certain supercharging effect, when the water flow impacts the diverting body 21, the diverted first water flow and second water flow can retain flow force, and the first water flow and second water flow can ensure that the rotating disc 17 is impacted and rotated by the first water flow and second water flow, so as to realize 360-degree rotary spraying of pesticide, different pesticide powders or solid particle pesticides can be arranged inside the first cavity 19 and the second cavity 20, the first cavity 19 and the second cavity 20 are arranged at two sides of the diverting body 21, the first water flow performs mixing of pesticide inside the first cavity 19 and pesticide inside the first cavity 19, the second water flow enters the second cavity 20 to mix pesticide inside the second cavity 20, pesticide inside the first cavity 19 and pesticide inside the second cavity 20 can be different, and by arranging two different pesticides, can realize spraying the in-process, carry out the real-time mixed preparation of pesticide to different pesticides are sprayed through the different positions of shower nozzle 10, and rotatory spraying in-process carries out the vaporific mixture of two kinds of pesticides in the air, prevents that two kinds of pesticides that mix in advance from spraying the in-process, along with the time lapse, causes the drug effect to descend.

According to the embodiment of the present invention, under the impact of the water flow, the end cover 11 protrudes, at this time, the water spraying hole 16 outside the end cover 11 leaks, and the spraying angle of the first water flow and the second water flow is 30-140 degrees.

It should be noted that, under the impact pressure of the first water flow and the second water flow, the end cover 11 can be jacked up for a predetermined distance, the end cover 11 is initially fastened to the inner side of one end of the nozzle 10, and in the process of water flow impact jacking, the size of the water spray holes 16 is gradually increased until all the water spray holes 16 are exposed, so that the water spray quantity can be adjusted.

According to the embodiment of the utility model provides a, first rivers and second rivers impact the inboard water conservancy diversion piece of rotary disk 17, and have predetermined angle between first rivers and second rivers and the water conservancy diversion piece.

It should be noted that the predetermined angle is in the range of 30-80 degrees, preferably 30 degrees or 45 degrees or 60 degrees, and the smaller the predetermined angle, the faster the rotational speed of the rotating disc 17 passing through the impact of the first and second water streams is, and vice versa.

According to the embodiment of the present invention, the outside of the first cavity 19 and the second cavity 20 is provided with a filter net, and the number of the filter net is 100-1000.

The number of the mesh of the filter net is preferably 100, 300, 500, 800, or 1000. The filter screen can make water pass through on the one hand, on the other hand can block that powder or solid particle in first cavity 19 and the second intracavity flows out, can make the medicament mix in first cavity 19 and second cavity 20.

In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A large pesticide sprayer comprising: a moving assembly and a spraying assembly; it is characterized in that the preparation method is characterized in that,

the moving assembly comprises a platform and a water tank arranged on the top of the platform; a plurality of moving wheels are arranged at the bottom of the platform and can rotate;

the spraying assembly comprises a sprayer and an adjusting piece matched and connected with the sprayer, a water guide column is axially arranged in the sprayer, a split fluid is arranged at the end part of the water guide column, a first cavity and a second cavity are arranged on the inner side of the sprayer and positioned on two sides of the split fluid, and pesticides are arranged in the first cavity and the second cavity;

the shower nozzle one end lock is provided with the rotary disk, the rotary disk outside is provided with the end cover, the reposition of redundant personnel run through the rotary disk with end cover central point puts, when rivers impact the rotary disk, the rotary disk drives the end cover is rotatory, end cover circumference is provided with at least one hole for water spraying, the rotatory in-process of rotary disk, rivers are 360 degrees rotations and spray.

2. The large-scale pesticide sprayer according to claim 1, characterized in that: the rotating disc, the end cover, the flow dividing body and the spray head are coaxially arranged.

3. The large-scale pesticide sprayer according to claim 1, characterized in that: the spraying assembly further comprises a contact pin, the contact pin is partially inserted into the shunting body, and the contact pin is buckled with the end cover.

4. The large-scale pesticide sprayer according to claim 1, characterized in that: a water flow channel is arranged inside the water guide column, and the size of the water inlet end of the water flow channel is larger than that of the water outlet end of the water flow channel.

5. The large-scale pesticide sprayer according to claim 1, wherein one end of the flow dividing body is of a conical structure, the water outlet end of the water guide column is discharged to impact the conical end of the flow dividing body, and the flow dividing amount is 2.

6. The large-scale pesticide sprayer according to claim 1, wherein a spring is arranged around the outside of the water guide column, and the end of the spring abuts against one side of the water inlet end of the water guide column.

7. The large-scale pesticide sprayer according to claim 1, characterized in that: different pesticide powder or solid particle pesticides can be arranged inside the first cavity and the second cavity.

8. The large-scale pesticide sprayer according to claim 1, characterized in that: the inner side of the rotating disc is provided with a plurality of flow deflectors.

9. The large-scale pesticide sprayer according to claim 8, characterized in that: gaps are arranged among the flow deflectors.

10. The large-scale pesticide sprayer according to claim 8, characterized in that: the flow deflector is perpendicular to the end face of the rotating disc.