CN112425596A

CN112425596A - Pesticide spraying device and method for rice crop cultivation

Info

Publication number: CN112425596A
Application number: CN202011420722.4A
Authority: CN
Inventors: 孙佳静
Original assignee: Nanjing Ouhan Intelligent Equipment Co ltd
Current assignee: Nanjing Ouhan Intelligent Equipment Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-03-02

Abstract

The invention discloses a pesticide spraying device for rice crop cultivation, and belongs to the technical field of crop cultivation. The automatic spraying device comprises a moving mechanism, wherein a supporting mechanism is rotatably connected above the moving mechanism through a connecting mechanism, a stirring mechanism is connected above the supporting mechanism in a clamping manner, one side of the stirring mechanism is communicated with a spraying mechanism, a rotating mechanism is arranged on the spraying mechanism, the moving mechanism comprises a bottom plate, rollers are arranged on the lower surface of the bottom plate, a first driving motor is fixedly arranged on the upper surface of the bottom plate, a first gear is fixedly arranged at the output end of the first driving motor, and a vertical plate is fixedly arranged on one side of the upper surface of the bottom plate. According to the invention, the vertical rotating assembly is arranged to stir and mix the medicament and the distilled water in the stirring tank in the horizontal plane, and the horizontal rotating assembly is arranged to stir and mix the medicament and the distilled water in the stirring tank in the vertical plane, so that the stirring efficiency is greatly improved.

Description

Pesticide spraying device and method for rice crop cultivation

Technical Field

The invention belongs to the technical field of crop cultivation, and particularly relates to a pesticide spraying device for rice crop cultivation.

Background

Crops are various plants cultivated in agriculture. Including grain crops and economic crops (oil crops, vegetable crops, flowers, grasses and trees). The food is taken by people as days, the relationship between people and food is expressed, and the reasonable meal collocation can bring health to people. Although China is a big agricultural country, with the development of urbanization, the farmland area of China is less and less, the arable area can be sharply reduced, the grain demand is still in the front of the world, and how to improve the grain yield by using a good cultivation method and effective measures has important significance on the production safety of China. The use of chemical pesticides to prevent crops from being harmed by pests, weeds and fungal diseases during the growth process is a powerful safeguard. For modern crop cultivation, the application of pesticides is indispensable for a long time in the future, the use of pesticides is still one of effective means for preventing and treating diseases, insects, weeds and pests, and the pesticides cannot replace the existing pesticide in the aspect of guaranteeing agricultural production and are necessary conditions for guaranteeing high and stable yield of crops. However, most of the existing pesticide spraying devices have the problems of small spraying range and not wide enough coverage range, and the crude pesticide spraying apparatus is a main limiting factor.

Disclosure of Invention

The invention aims to provide a pesticide spraying device for cultivating rice crops, which solves the problems in the background technology by combining a moving mechanism, a connecting mechanism, a supporting mechanism, a stirring mechanism, a spraying mechanism and a rotating mechanism.

In order to achieve the purpose, the invention provides the following technical scheme: a pesticide spraying device for cultivating rice crops comprises a moving mechanism, wherein a supporting mechanism is rotatably connected above the moving mechanism through a connecting mechanism, a stirring mechanism is connected above the supporting mechanism in a clamping manner, one side of the stirring mechanism is communicated with a spraying mechanism, and the spraying mechanism is provided with a rotating mechanism;

the moving mechanism comprises a bottom plate, rollers are arranged on the lower surface of the bottom plate, a first driving motor is fixedly mounted on the upper surface of the bottom plate, a first gear is fixedly mounted at the output end of the first driving motor, a vertical plate is fixedly mounted on one side of the upper surface of the bottom plate, a handle is fixedly mounted at the top end of the vertical plate, a rectangular groove is formed in the vertical plate, a guide column is fixedly mounted in the rectangular groove, a first sliding plate is slidably connected to the outer side of the guide column, an upright column is fixedly mounted on the lower surface of the first sliding plate, the bottom end of the upright column penetrates through the upper surface of the bottom plate and extends to the lower side of the bottom plate, a second sliding plate is fixedly mounted on one side surface of the first sliding plate, a first limiting bolt is connected to the inner thread of the second sliding plate, and a first limiting hole and a second limiting hole are formed in one surface of the vertical plate, the first limiting hole is positioned above the second limiting hole;

the supporting mechanism comprises a tray, a gear ring is fixedly sleeved on the outer side of the tray and is meshed with the first gear, two symmetrically arranged convex blocks are fixedly mounted above the tray, and a second limiting bolt is in threaded connection with each convex block;

the stirring mechanism comprises a stirring tank, the bottom end of the stirring tank is positioned above the tray, a through hole is formed in the bottom end of the stirring tank, a tank cover is fixedly arranged above the stirring tank, a medicament feeding hopper and a distilled water feeding hopper are communicated above the tank cover, a motor frame is fixedly arranged on the upper surface of the tank cover, a second driving motor is fixedly arranged inside the motor frame, a vertical rotating assembly and a horizontal rotating assembly which are symmetrically arranged are rotatably connected inside the stirring tank, the vertical rotating assembly comprises a vertical rotating shaft, the output end of the second driving motor penetrates through the tank cover and extends into the stirring tank, the output end of the second driving motor is fixedly connected with the top end of the vertical rotating shaft, the bottom end of the vertical rotating shaft is rotatably connected with the inner bottom surface of the stirring tank, and a first stirring rod is fixedly arranged on the side surface of the vertical rotating shaft, a first annular groove is arranged in the middle of the vertical rotating shaft, a first bevel gear is fixedly arranged at the top end of the first annular groove, a second annular groove is arranged in the middle of the first annular groove, an annular positioning groove is arranged on each of the opposite inner walls of the second annular groove, the horizontal rotating component comprises a horizontal rotating shaft, a second stirring rod is fixedly arranged on the peripheral side surface of the horizontal rotating shaft, one end of the horizontal rotating shaft is rotatably connected on the inner wall of the stirring tank through a bearing, the other end of the horizontal rotating shaft is fixedly provided with a second bevel gear, the second bevel gear is meshed with the first bevel gear, a rotating column is fixedly arranged on one end surface of the second bevel gear far away from the horizontal rotating shaft, the rotating column is positioned inside the second annular groove, two positioning columns are fixedly arranged on the peripheral side surface of the rotating column, and the two positioning columns are respectively positioned inside the two annular positioning grooves;

the spraying mechanism comprises a liquid conveying pipe, the bottom end of the liquid conveying pipe is inserted into the through hole, a liquid pump is arranged in the middle of the liquid conveying pipe, fixed supporting plates are fixedly mounted on the liquid conveying pipe and positioned on two sides of the liquid pump, the two fixed supporting plates are fixedly mounted on the peripheral side surface of the stirring tank, the top end of the liquid conveying pipe is communicated with a hose, a U-shaped column is fixedly mounted at the top end of the liquid conveying pipe, clamping rings are fixedly mounted at two ends of the U-shaped column, a third driving motor is fixedly mounted on the U-shaped column, and a second gear is fixedly mounted at the output end of the third driving motor;

the slewing mechanism includes a horizontal pipe, the fixed intercommunication in middle part of horizontal pipe has a connecting pipe, connecting pipe and hose intercommunication, fixed mounting has two sets of fender rings on the week side of horizontal pipe, the snap ring cup joints in the outside of horizontal pipe, and the snap ring is located two inside that keep off the ring, be equipped with a plurality of atomizers on the horizontal pipe, fixed mounting has half ring gear on the week side of horizontal pipe, half ring gear is connected with the meshing of second gear.

The scheme is as follows:

the driving motor is a common component in the prior art, and the adopted models and the like can be customized according to actual use requirements;

in a preferred embodiment, the number of the rollers is four, and the four rollers are arranged in a rectangular shape.

In a preferred embodiment, a non-slip mat is fixedly mounted on the peripheral side surface of the handle, and the non-slip mat is a rubber member.

In a preferred embodiment, the first sliding plate is internally provided with a guide hole matched with the guide post, the inner diameter of the guide hole is the same as the diameter of the guide post, and the inner wall of the guide hole and the peripheral side surface of the guide post are smooth.

In a preferred embodiment, a floor touching plate is fixedly mounted on the bottom end surface of the upright post, and the lower surface of the floor touching plate is rough.

As a preferred embodiment, the connecting mechanism comprises two semi-annular limiting hoops, one semi-annular limiting hoop is fixedly installed on the upper surface of the bottom plate, an i-shaped turntable is fixedly connected inside the two limiting hoops through bolts, and the upper surface of the i-shaped turntable is fixedly connected with the lower surface of the tray.

In a preferred embodiment, the chemical feeding hopper and the distilled water feeding hopper are both provided with a cover body, and the cover body is made of steel alloy.

In a preferred embodiment, a shock pad is disposed between the motor frame and the second driving motor, and the shock pad is made of rubber.

In a preferred embodiment, the number of the atomizers is five, and the five atomizers are arranged in a straight line.

Compared with the prior art, the pesticide spraying device for cultivating the rice crops, provided by the invention, at least has the following beneficial effects:

1. in addition, the first limiting bolt is screwed to enable one end of the first limiting bolt to be separated from the inside of the first limiting hole, when one end of the first limiting bolt is separated from the inside of the first limiting hole, the ground contact plate is contacted with the bottom surface under the action of gravity, and the first limiting bolt is screwed to enable one end of the first limiting bolt to be inserted into the inside of the second limiting hole, so that the ground contact plate is fixed, and the pesticide spraying device is prevented from moving.

2. According to the invention, the vertical rotating assembly is arranged to stir and mix the medicament and the distilled water in the stirring tank in the horizontal plane, and the horizontal rotating assembly is arranged to stir and mix the medicament and the distilled water in the stirring tank in the vertical plane, so that the stirring efficiency is greatly improved.

3. According to the invention, by starting the control switch of the liquid pumping pump, the mixed medicament and distilled water in the stirring tank are pumped into the horizontal pipe through the liquid conveying pipe and are sprayed out through the atomizer, so that the pesticide spraying is completed.

4. According to the invention, by starting the first gear, as the first gear is meshed and connected with the gear ring, the rotation of the first gear can drive the gear ring to rotate, and the rotation of the gear ring can enable the stirring mechanism, the spraying mechanism and the rotating mechanism to rotate simultaneously, so that the pesticide spraying direction can be changed, and the pesticide spraying range is wider.

5. According to the invention, the third driving motor can drive the second gear to rotate by starting the control switch of the third driving motor, and the second gear is meshed with the half-toothed ring, so that the half-toothed ring can be driven to rotate by the rotation of the second gear, the elevation angle of the atomizer can be changed, the pesticide spraying direction can be further changed, and the pesticide spraying range is wider.

Drawings

FIG. 1 is a schematic view showing the construction of a pesticide spraying apparatus for use in cultivation of rice crops;

FIG. 2 is a sectional view of a pesticide spraying apparatus for use in the cultivation of rice crops;

FIG. 3 is a schematic structural diagram of a moving mechanism;

FIG. 4 is a cross-sectional view of the moving mechanism;

FIG. 5 is an exploded view of the attachment mechanism;

FIG. 6 is a schematic structural view of the support mechanism;

FIG. 7 is a schematic structural view of a stirring mechanism;

FIG. 8 is a schematic view of the internal structure of the stirring mechanism;

FIG. 9 is a schematic view of the vertical pivot assembly;

FIG. 10 is a schematic view of the horizontal rotation assembly;

FIG. 11 is a schematic view of the combination of the spraying mechanism and the rotating mechanism;

FIG. 12 is a schematic view of the structure of the spray mechanism;

fig. 13 is a schematic structural view of the rotating mechanism.

In the figure: 1. a moving mechanism; 101. a base plate; 102. a roller; 103. a first drive motor; 104. a first gear; 105. a vertical plate; 106. a handle; 107. a rectangular groove; 108. a guide post; 109. a first sliding plate; 110. a column; 111. touching the floor; 112. a second sliding plate; 113. a first limit bolt; 114. a first limit hole; 115. a second limiting hole; 2. a connecting mechanism; 201. a limiting hoop; 202. an I-shaped turntable; 3. a support mechanism; 301. a tray; 302. a toothed ring; 303. a bump; 304. a second limit bolt; 4. a stirring mechanism; 401. a stirring tank; 402. a through hole; 403. a can lid; 404. a medicament feed hopper; 405. a distilled water feed hopper; 406. a motor frame; 407. a second drive motor; 408. a vertical rotation assembly; 4081. a vertical rotating shaft; 4082. a first stirring rod; 4083. a first annular groove; 4084. a first bevel gear; 4085. a second annular groove; 4086. an annular positioning groove; 409. a horizontal rotation assembly; 4091. a horizontal rotating shaft; 4092. a second stirring rod; 4093. a bearing; 4094. a second bevel gear; 4095. rotating the column; 4096. a positioning column; 5. a spraying mechanism; 501. a transfusion tube; 502. a liquid pump; 503. fixing a support plate; 504. a hose; 505. a "U" shaped post; 506. a snap ring; 507. a third drive motor; 508. a second gear; 6. a rotating mechanism; 601. a horizontal tube; 602. a connecting pipe; 603. a baffle ring; 604. an atomizer; 605. and a semi-toothed ring.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-13, the present invention provides a pesticide spraying device for cultivating rice crops, comprising a moving mechanism 1, a supporting mechanism 3 rotatably connected to the upper side of the moving mechanism 1 through a connecting mechanism 2, a stirring mechanism 4 connected to the upper side of the supporting mechanism 3 in a snap-fit manner, a spraying mechanism 5 communicated with one side of the stirring mechanism 4, and a rotating mechanism 6 arranged on the spraying mechanism 5;

the moving mechanism 1 comprises a bottom plate 101, rollers 102 are arranged on the lower surface of the bottom plate 101, a first driving motor 103 is fixedly arranged on the upper surface of the bottom plate 101, a first gear 104 is fixedly arranged at the output end of the first driving motor 103, a vertical plate 105 is fixedly arranged on one side of the upper surface of the bottom plate 101, a handle 106 is fixedly arranged at the top end of the vertical plate 105, a rectangular groove 107 is arranged inside the vertical plate 105, a guide post 108 is fixedly arranged inside the rectangular groove 107, a first sliding plate 109 is slidably connected to the outer side of the guide post 108, an upright post 110 is fixedly arranged on the lower surface of the first sliding plate 109, the bottom end of the upright post 110 penetrates through the upper surface of the bottom plate 101 and extends to the lower part of the bottom plate 101, a second sliding plate 112 is fixedly arranged on one side surface of the first sliding plate 109, a first limit bolt 113 is threadedly connected inside the second sliding plate 112, a first limit hole 114 and a second limit hole 115 are arranged, the first position-limiting hole 114 is located above the second position-limiting hole 115;

the supporting mechanism 3 comprises a tray 301, a gear ring 302 is fixedly sleeved on the outer side of the tray 301, the gear ring 302 is meshed with the first gear 104, two symmetrically arranged convex blocks 303 are fixedly installed above the tray 301, and each convex block 303 is in threaded connection with a second limiting bolt 304;

the stirring mechanism 4 comprises a stirring tank 401, the bottom end of the stirring tank 401 is positioned above the tray 301, a through hole 402 is formed in the bottom end of the stirring tank 401, a tank cover 403 is fixedly installed above the stirring tank 401, a medicament feed hopper 404 and a distilled water feed hopper 405 are communicated above the tank cover 403, a motor frame 406 is fixedly installed on the upper surface of the tank cover 403, a second driving motor 407 is fixedly installed inside the motor frame 406, a vertical rotating component 408 and two symmetrically arranged horizontal rotating components 409 are rotatably connected inside the stirring tank 401, the vertical rotating component 408 comprises a vertical rotating shaft 4081, the output end of the second driving motor 407 penetrates through the tank cover and extends into the stirring tank 401, the output end of the second driving motor 407 is fixedly connected with the top end of the vertical rotating shaft 4081, the bottom end of the vertical rotating shaft 4081 is rotatably connected with the inner bottom surface of the stirring tank 401, a first stirring rod 4082 is fixedly installed on the peripheral side surface of the vertical rotating shaft 4081, a first annular groove 4083 is formed in the middle of the vertical rotating shaft 4081, a first bevel gear 4084 is fixedly installed at the top end of the first annular groove 4083, a second annular groove 4085 is formed in the middle of the first annular groove 4083, an annular positioning groove 4086 is formed in each of opposite inner walls of the second annular grooves 4085, the horizontal rotating assembly 409 comprises a horizontal rotating shaft 4091, a second stirring rod 4092 is fixedly installed on the peripheral side surface of the horizontal rotating shaft 4091, one end of the horizontal rotating shaft 4091 is rotatably connected to the inner wall of the stirring tank 401 through a bearing 4093, a second bevel gear 4094 is fixedly installed at the other end of the horizontal rotating shaft 4091, the second bevel gear 4094 is meshed with the first bevel gear 4084, a rotating column 4095 is fixedly installed on one end surface of the second bevel gear 4094, which is far away from the horizontal rotating shaft 4091, the rotating column 4095 is located in the peripheral side of the second annular groove 4085, two positioning columns 4096 are fixedly installed on the positioning column 4095, and the two positioning columns;

the spraying mechanism 5 comprises an infusion tube 501, the bottom end of the infusion tube 501 is inserted into the through hole 402, a liquid pump 502 is arranged in the middle of the infusion tube 501, fixed support plates 503 are fixedly mounted on the infusion tube 501 and positioned on two sides of the liquid pump 502, the two fixed support plates 503 are fixedly mounted on the peripheral side surface of the stirring tank 401, the top end of the infusion tube 501 is communicated with a hose 504, a U-shaped column 505 is fixedly mounted at the top end of the infusion tube 501, clamping rings 506 are fixedly mounted at two ends of the U-shaped column 505, a third driving motor 507 is fixedly mounted on the U-shaped column 505, and a second gear 508 is fixedly mounted at the output end of the third driving motor 507;

the rotating mechanism 6 comprises a horizontal pipe 601, a connecting pipe 602 is fixedly communicated with the middle of the horizontal pipe 601, the connecting pipe 602 is communicated with the hose 504, two groups of baffle rings 603 are fixedly installed on the peripheral side surface of the horizontal pipe 601, the clamp ring 506 is sleeved on the outer side of the horizontal pipe 601, the clamp ring 506 is located inside the two baffle rings 603, the horizontal pipe 601 is provided with a plurality of atomizers 604, a half-toothed ring 605 is fixedly installed on the peripheral side surface of the horizontal pipe 601, and the half-toothed ring 605 is meshed with the second gear 508.

The number of the rollers 102 is four, and the four rollers 102 are arranged in a rectangular shape.

A non-slip pad is fixedly mounted on the peripheral side surface of the handle 106, and the non-slip pad is a rubber member.

A guide hole matched with the guide column 108 is formed in the first sliding plate 109, the inner diameter of the guide hole is the same as the diameter of the guide column 108, and the inner wall of the guide hole and the peripheral side surface of the guide column 108 are smooth.

A floor 111 is fixedly mounted on the bottom end surface of the upright column 110, and the lower surface of the floor 111 is rough.

The connecting mechanism 2 comprises two semi-annular limiting hoops 201, the semi-annular limiting hoops 201 are fixedly installed on the upper surface of the bottom plate 101, the two limiting hoops 201 are fixedly connected with an I-shaped turntable 202 through bolts, and the upper surface of the I-shaped turntable 202 is fixedly connected with the lower surface of the tray 301.

Both the chemical feeding hopper 404 and the distilled water feeding hopper 405 are provided with a cover body which is a component made of steel alloy.

A shock pad is disposed between the motor frame 406 and the second driving motor 407, and the shock pad is made of rubber.

The number of atomizers 604 is five, and the five atomizers 604 are arranged in a line.

When the pesticide spraying device for cultivating rice crops is required to be sprayed, firstly, a worker holds the handle 106 by hand, then, the pesticide spraying device for cultivating rice crops is pushed to move to a proper position through the roller 102, after the pesticide spraying device for cultivating rice crops is moved to the proper position, the worker screws the first limiting bolt 113 to enable one end of the first limiting bolt 113 to be separated from the inside of the first limiting hole 114, after one end of the first limiting bolt 113 is separated from the inside of the first limiting hole 114, the touch floor 111 will be contacted with the bottom surface under the action of gravity, the worker screws the first limiting bolt 113 to enable one end of the first limiting bolt 113 to be inserted into the inside of the second limiting hole 115, so that the touch floor 111 is fixed, the pesticide spraying device for cultivating rice crops is prevented from moving, and the pesticide spraying device for cultivating rice crops is provided with the invention, through the roller 102, the pesticide spraying device can be moved conveniently, the flexibility of the pesticide spraying device is greatly improved, in addition, the first limiting bolt 113 is screwed to enable one end of the first limiting bolt 113 to be separated from the inside of the first limiting hole 114, when one end of the first limiting bolt 113 is separated from the inside of the first limiting hole 114, the contact floor 111 is contacted with the bottom surface under the action of gravity, the first limiting bolt 113 is screwed again at the moment, one end of the first limiting bolt 113 is inserted into the inside of the second limiting hole 115, the contact floor 111 is fixed, the pesticide spraying device is prevented from moving, after the pesticide spraying device for cultivating rice crops is fixed, a worker injects a pesticide into the inside of the stirring tank 401 through the pesticide feed hopper 404, and then injects a certain proportion of distilled water into the stirring tank 401 through the distilled water feed hopper 405, then, the worker starts a control switch of the second driving motor 407, the second driving motor 407 drives the vertical rotating shaft 4081 to rotate, because the outer side of the vertical rotating shaft 4081 is fixedly provided with the first stirring rod 4082, the first stirring rod 4082 can stir and mix the medicament and the distilled water in the stirring tank 401 in the horizontal plane, in addition, because the first bevel gear 4084 is in meshed connection with the second bevel gear 4094, the rotation of the vertical rotating shaft 4081 can rotate the horizontal rotating shaft 4091 through the combined use of the first bevel gear 4084 and the second bevel gear 4094, because the peripheral side of the horizontal rotating shaft 4091 is fixedly provided with the second stirring rod 4092, the second stirring rod 4092 can stir and mix the medicament and the distilled water in the stirring tank 401 in the vertical plane, the invention can stir and mix the medicament and the distilled water in the horizontal plane by arranging the vertical rotating assembly 408, the horizontal rotating assembly 409 is arranged to stir and mix the medicament and the distilled water in the stirring tank 401 in a vertical plane, so that the stirring efficiency is greatly improved, after the medicament and the distilled water are stirred, a worker starts a control switch of the liquid pump 502, so that the medicament and the distilled water mixed in the stirring tank 401 are pumped into the horizontal pipe 601 through the liquid conveying pipe 501 and are finally sprayed out through the atomizer 604, and the pesticide spraying of the invention is finished, in addition, the invention starts the first gear 104, because the first gear 104 is meshed and connected with the toothed ring 302, the rotation of the first gear 104 can drive the toothed ring 302 to rotate, the rotation of the toothed ring 302 can enable the stirring mechanism 4, the spraying mechanism 5 and the rotating mechanism 6 to rotate simultaneously, so that the pesticide spraying direction can be changed, the pesticide spraying range is wider, and in addition, the invention starts the control switch of the third driving motor 507, third driving motor 507 can drive second gear 508 and rotate, because second gear 508 and half ring gear 605 meshing connection, consequently the rotation of second gear 508 can drive half ring gear 605 and rotate to can change the angle of elevation of atomizer 604, further change the direction that the pesticide sprayed, make the scope that the pesticide sprayed wider.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rice crops is cultivated and is used pesticide sprinkler which characterized in that: the device comprises a moving mechanism (1), wherein a supporting mechanism (3) is rotatably connected above the moving mechanism (1) through a connecting mechanism (2), a stirring mechanism (4) is connected above the supporting mechanism (3) in a clamping manner, one side of the stirring mechanism (4) is communicated with a spraying mechanism (5), and a rotating mechanism (6) is arranged on the spraying mechanism (5);

the moving mechanism (1) comprises a bottom plate (101), rollers (102) are arranged on the lower surface of the bottom plate (101), a first driving motor (103) is fixedly mounted on the upper surface of the bottom plate (101), a first gear (104) is fixedly mounted at the output end of the first driving motor (103), a vertical plate (105) is fixedly mounted on one side of the upper surface of the bottom plate (101), a handle (106) is fixedly mounted at the top end of the vertical plate (105), a rectangular groove (107) is formed in the vertical plate (105), a guide column (108) is fixedly mounted in the rectangular groove (107), a first sliding plate (109) is slidably connected to the outer side of the guide column (108), an upright column (110) is fixedly mounted on the lower surface of the first sliding plate (109), and the bottom end of the upright column (110) penetrates through the upper surface of the bottom plate (101) and extends to the lower part of the bottom plate (101), a second sliding plate (112) is fixedly mounted on one side face of the first sliding plate (109), a first limiting bolt (113) is connected to the inner portion of the second sliding plate (112) in a threaded mode, a first limiting hole (114) and a second limiting hole (115) are formed in one surface of the vertical plate (105), and the first limiting hole (114) is located above the second limiting hole (115).

2. The agricultural chemical spraying apparatus for paddy rice crop cultivation as claimed in claim 1,

the supporting mechanism (3) comprises a tray (301), a toothed ring (302) is fixedly sleeved on the outer side of the tray (301), the toothed ring (302) is meshed with the first gear (104), two symmetrically arranged convex blocks (303) are fixedly installed above the tray (301), and each convex block (303) is in threaded connection with a second limiting bolt (304);

the stirring mechanism (4) comprises a stirring tank (401), the bottom end of the stirring tank (401) is located above the tray (301), a through hole (402) is formed in the bottom end of the stirring tank (401), a tank cover (403) is fixedly mounted above the stirring tank (401), the tank cover (403) is communicated with a medicament feeding hopper (404) and a distilled water feeding hopper (405), a motor frame (406) is fixedly mounted on the upper surface of the tank cover (403), a second driving motor (407) is fixedly mounted inside the motor frame (406), a vertical rotating component (408) and two symmetrically arranged horizontal rotating components (409) are rotatably connected inside the stirring tank (401), the vertical rotating component (408) comprises a vertical rotating shaft (4081), the output end of the second driving motor (407) penetrates through the tank cover (403) and extends to the inside of the stirring tank (401), the output end of the second driving motor (407) is fixedly connected with the top end of the vertical rotating shaft (4081), the bottom end of the vertical rotating shaft (4081) is rotatably connected with the inner bottom surface of the stirring tank (401), the peripheral side surface of the vertical rotating shaft (4081) is fixedly provided with a first stirring rod (4082), the middle part of the vertical rotating shaft (4081) is provided with a first annular groove (4083), the top end of the first annular groove (4083) is fixedly provided with a first bevel gear (4084), the middle part of the first annular groove (4083) is provided with a second annular groove (4085), a relative inner wall of the second annular groove (4085) is provided with an annular positioning groove (4086), the horizontal rotating component (409) comprises a horizontal rotating shaft (4091), the peripheral side surface of the horizontal rotating shaft (4091) is fixedly provided with a second stirring rod (4092), one end of the horizontal rotating shaft (4091) is rotatably connected with the inner wall of the stirring tank (401) through a bearing (4093), a second bevel gear (4094) is fixedly mounted at the other end of the horizontal rotating shaft (4091), the second bevel gear (4094) is in meshed connection with the first bevel gear (4084), a rotating column (4095) is fixedly mounted on one end face, away from the horizontal rotating shaft (4091), of the second bevel gear (4094), the rotating column (4095) is located inside a second annular groove (4085), two positioning columns (4096) are fixedly mounted on the peripheral side face of the rotating column (4095), and the two positioning columns (4096) are respectively located inside two annular positioning grooves (4086);

the spraying mechanism (5) comprises a liquid conveying pipe (501), the bottom end of the liquid conveying pipe (501) is inserted into the through hole (402), a liquid pump (502) is arranged in the middle of the liquid conveying pipe (501), a fixed support plate (503) is fixedly arranged on the liquid conveying pipe (501) and positioned at two sides of the liquid pump (502), the two fixed support plates (503) are fixedly arranged on the peripheral side surface of the stirring tank (401), the top end of the infusion tube (501) is communicated with a hose (504), the top end of the infusion tube (501) is fixedly provided with a U-shaped column (505), two ends of the U-shaped column (505) are fixedly provided with a snap ring (506), a third driving motor (507) is fixedly arranged on the U-shaped column (505), a second gear (508) is fixedly arranged at the output end of the third driving motor (507);

slewing mechanism (6) include a horizontal pipe (601), the fixed intercommunication in middle part of horizontal pipe (601) has a connecting pipe (602), connecting pipe (602) and hose (504) intercommunication, fixed mounting has two sets of fender rings (603) on the week side of horizontal pipe (601), snap ring (506) cup joint in the outside of horizontal pipe (601), and snap ring (506) are located two inside that keep off ring (603), be equipped with a plurality of atomizers (604) on horizontal pipe (601), fixed mounting has half ring gear (605) on the week side of horizontal pipe (601), half ring gear (605) are connected with second gear (508) meshing.

3. The agricultural chemical spraying apparatus for cultivating rice crops as claimed in claim 1, wherein the number of said rollers (102) is four, and four of said rollers (102) are arranged in a rectangular shape.

4. The agricultural chemical spraying device for cultivating rice crops as claimed in claim 1, wherein a non-slip mat is fixedly mounted on the peripheral side surface of the handle (106), and the non-slip mat is a rubber member.

5. The pesticide spraying device for cultivating rice crops as claimed in claim 1, wherein the first sliding plate (109) is internally provided with a guide hole matched with the guide post (108), the inner diameter of the guide hole is the same as the diameter of the guide post (108), and the inner wall of the guide hole and the peripheral side surface of the guide post (108) are smooth.

6. The agricultural chemical spraying apparatus for cultivating rice crops as claimed in claim 1, wherein a floor-touching plate (111) is fixedly installed on the bottom end surface of the upright column (110), and the lower surface of the floor-touching plate (111) is rough.

7. The pesticide spraying device for cultivating the rice crops as claimed in claim 1, wherein the connecting mechanism (2) comprises two semi-annular limiting hoops (201), one semi-annular limiting hoop (201) is fixedly installed on the upper surface of the bottom plate (101), an I-shaped turntable (202) is fixedly connected to the insides of the two semi-annular limiting hoops (201) through bolts, and the upper surface of the I-shaped turntable (202) is fixedly connected with the lower surface of the tray (301).

8. The pesticide spraying device for cultivating rice crops as claimed in claim 1, wherein the chemical feed hopper (404) and the distilled water feed hopper (405) are both provided with a cover body, and the cover bodies are made of steel alloy; a shock pad is arranged between the motor frame (406) and the second driving motor (407), and the shock pad is a rubber component; the number of the atomizers (604) is five, and the five atomizers (604) are arranged in a straight line.

9. The spraying method of the pesticide spraying device comprises the following steps: the method is characterized in that: when the pesticide spraying device for cultivating rice crops is required to be sprayed, firstly, a worker holds the handle 106 by hand, then, the pesticide spraying device for cultivating rice crops is pushed to move to a proper position through the roller 102, after the pesticide spraying device for cultivating rice crops is moved to the proper position, the worker screws the first limiting bolt 113 to enable one end of the first limiting bolt 113 to be separated from the inside of the first limiting hole 114, after one end of the first limiting bolt 113 is separated from the inside of the first limiting hole 114, the touch floor 111 will be contacted with the bottom surface under the action of gravity, the worker screws the first limiting bolt 113 to enable one end of the first limiting bolt 113 to be inserted into the inside of the second limiting hole 115, so that the touch floor 111 is fixed, the pesticide spraying device for cultivating rice crops is prevented from moving, and the pesticide spraying device for cultivating rice crops is provided with the invention, through the roller 102, the pesticide spraying device can be moved conveniently, the flexibility of the pesticide spraying device is greatly improved, in addition, the first limiting bolt 113 is screwed to enable one end of the first limiting bolt 113 to be separated from the inside of the first limiting hole 114, when one end of the first limiting bolt 113 is separated from the inside of the first limiting hole 114, the contact floor 111 is contacted with the bottom surface under the action of gravity, the first limiting bolt 113 is screwed again at the moment, one end of the first limiting bolt 113 is inserted into the inside of the second limiting hole 115, the contact floor 111 is fixed, the pesticide spraying device is prevented from moving, after the pesticide spraying device for cultivating rice crops is fixed, a worker injects a pesticide into the inside of the stirring tank 401 through the pesticide feed hopper 404, and then injects a certain proportion of distilled water into the stirring tank 401 through the distilled water feed hopper 405, then, the worker starts a control switch of the second driving motor 407, the second driving motor 407 drives the vertical rotating shaft 4081 to rotate, because the outer side of the vertical rotating shaft 4081 is fixedly provided with the first stirring rod 4082, the first stirring rod 4082 can stir and mix the medicament and the distilled water in the stirring tank 401 in the horizontal plane, in addition, because the first bevel gear 4084 is in meshed connection with the second bevel gear 4094, the rotation of the vertical rotating shaft 4081 can rotate the horizontal rotating shaft 4091 through the combined use of the first bevel gear 4084 and the second bevel gear 4094, because the peripheral side of the horizontal rotating shaft 4091 is fixedly provided with the second stirring rod 4092, the second stirring rod 4092 can stir and mix the medicament and the distilled water in the stirring tank 401 in the vertical plane, the invention can stir and mix the medicament and the distilled water in the horizontal plane by arranging the vertical rotating assembly 408, the horizontal rotating assembly 409 is arranged to stir and mix the medicament and the distilled water in the stirring tank 401 in a vertical plane, so that the stirring efficiency is greatly improved, after the medicament and the distilled water are stirred, a worker starts a control switch of the liquid pump 502, so that the medicament and the distilled water mixed in the stirring tank 401 are pumped into the horizontal pipe 601 through the liquid conveying pipe 501 and are finally sprayed out through the atomizer 604, and the pesticide spraying of the invention is finished, in addition, the invention starts the first gear 104, because the first gear 104 is meshed and connected with the toothed ring 302, the rotation of the first gear 104 can drive the toothed ring 302 to rotate, the rotation of the toothed ring 302 can enable the stirring mechanism 4, the spraying mechanism 5 and the rotating mechanism 6 to rotate simultaneously, so that the pesticide spraying direction can be changed, the pesticide spraying range is wider, and in addition, the invention starts the control switch of the third driving motor 507, third driving motor 507 can drive second gear 508 and rotate, because second gear 508 and half ring gear 605 meshing connection, consequently the rotation of second gear 508 can drive half ring gear 605 and rotate to can change the angle of elevation of atomizer 604, further change the direction that the pesticide sprayed, make the scope that the pesticide sprayed wider.