Agricultural and forestry fertilization spraying device

Abstract

The invention relates to the technical field of planting, sowing and fertilizing, and discloses an agriculture and forestry fertilizing and spraying device which comprises a supporting bottom plate, a pesticide storage box fixedly connected to the upper surface of the supporting bottom plate, a stirring assembly arranged on the pesticide storage box, a conveying assembly arranged on the pesticide storage box and a spraying assembly arranged on the supporting bottom plate. The spraying assembly comprises two second protection boxes, the two second protection boxes are fixedly connected to the upper surface of the supporting bottom plate, multiple sections of electric push rods are fixedly installed in the two second protection boxes, and the telescopic ends of the two sections of electric push rods slidably penetrate out of the upper surfaces of the corresponding second protection boxes correspondingly; according to the fertilization and spraying device for agriculture and forestry, by arranging the spraying assembly, uniform and rapid fertilization and spraying can be conducted on formed apple trees, fertilization and spraying can also be conducted on low apple seedlings, the application range is wide, and then the practicability of the fertilization and spraying device for agriculture and forestry is improved.

Description

Technical Field

[0001] The invention relates to the technical field of planting, sowing and fertilizing, and in particular to an agricultural and forestry fertilization spraying device. Background Art

[0002] In agricultural and forestry production, fertilizing and spraying fruit trees is an important part of ensuring their healthy growth and increasing yields. However, traditional fertilization spraying methods often have many shortcomings. For example, for adult apple trees, due to their tall crowns, traditional spray devices are difficult to reach the top of the crowns, resulting in uneven fertilization spraying and affecting the fertilization effect. At the same time, for apple seedlings, due to their dense distribution and low height, traditional spray devices are prone to excessive spraying or uneven spraying, causing damage to the seedlings. In addition, most existing fertilization spray devices are single-function and cannot meet the fertilization needs of adult fruit trees and seedlings at the same time, resulting in low efficiency. Summary of the invention

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies of the prior art, the present invention provides an agricultural and forestry fertilization spray device, which solves the problem that for adult apple trees, due to their tall crowns, traditional spray devices are difficult to reach the top of the crowns, resulting in uneven fertilization spraying and affecting the fertilization effect. At the same time, for apple seedlings, due to their dense distribution and low height, traditional spray devices are prone to excessive spraying or uneven spraying, causing damage to the seedlings. In addition, most of the existing fertilization spray devices have a single function and cannot meet the fertilization needs of adult fruit trees and seedlings at the same time, resulting in low efficiency.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned object, the present invention provides the following technical solutions: an agricultural and forestry fertilizer spraying device, comprising a supporting base plate, the upper surface of which is fixedly connected with a medicine storage box;

[0007] A stirring component, which is arranged on the medicine storage box;

[0008] A conveying assembly, which is arranged on the medicine storage box;

[0009] A spray assembly, the spray assembly is arranged on the supporting bottom plate, and the spray assembly includes two second protection boxes, the two second protection boxes are fixedly connected to the upper surface of the supporting bottom plate, and a multi-section electric push rod is fixedly installed inside the two second protection boxes;

[0010] The telescopic ends of the two multi-stage electric push rods respectively slide through the upper surface of the corresponding second protective box, and the telescopic ends of the two multi-stage electric push rods are fixedly connected with a connecting column;

[0011] Wherein, the opposite surfaces of the two connecting columns are fixedly connected with a first fixing plate, the opposite surfaces of the two first fixing plates are fixedly connected with a first protection box, and the opposite surfaces of the two first protection boxes are fixedly connected with a second fixing plate;

[0012] Wherein, a double-axis cylinder is fixedly installed inside the two first protection boxes, and the left and right telescopic ends of the two double-axis cylinders slide through the outer surface of the corresponding first protection box respectively;

[0013] Wherein, concave frames are arranged on both the left and right sides of the second fixed plate, and the opposite surfaces of the two concave frames are respectively fixedly connected with the left and right telescopic ends of the corresponding double-axis cylinders.

[0014] Preferably, a rectangular groove is provided on each of the two concave frames, and a third protection box is fixedly connected to the opposite surfaces of the two concave frames, and a servo motor is fixedly installed inside the two third protection boxes;

[0015] The output ends of the two servo motors rotate and penetrate the rear surface of the corresponding third protective box respectively, and the output ends of the two servo motors are fixedly connected with the fourth gear.

[0016] Preferably, the front and rear inner walls of the two concave frames are rotatably connected with water pipes, the outer walls of the two water pipes are fixedly sleeved with third gears, and the two third gears are respectively meshed with the corresponding fourth gears.

[0017] Preferably, a plurality of spray heads are fixedly mounted on the opposite surfaces of the two water pipes, and the input ends of the plurality of spray heads are respectively connected to the interior of the corresponding water pipes;

[0018] Wherein, the opposing surfaces of the two water pipes are fixedly connected with connectors which are communicated with the interior thereof.

[0019] Preferably, the stirring assembly comprises an L-shaped fixing frame, the L-shaped fixing frame is fixedly connected to the rear surface of the medicine storage box, and a motor is fixedly mounted on the lower surface of the L-shaped fixing frame;

[0020] The output end of the motor is fixedly connected to a first gear, and second gears are arranged on both sides of the left and right sides of the first gear, and the two second gears are meshed with the first gear.

[0021] Preferably, the front surfaces of the two second gears are fixedly connected to a connecting shaft, the front ends of the two connecting shafts rotate and penetrate into the interior of the medicine storage box, and are rotatably connected to the inner wall of the medicine storage box, and the left and right sides of the two connecting shafts are fixedly connected to a stirring plate.

[0022] Preferably, the delivery assembly includes a delivery pump, which is fixedly mounted on the front surface of the medicine storage box, an input end of the delivery pump is communicated with the interior of the medicine storage box, and an output end of the delivery pump is fixedly connected to a delivery pipe.

[0023] Preferably, the upper surface of the delivery pipe is fixedly connected with a water storage pipe communicating with the interior thereof, and the left and right sides of the water storage pipe are fixedly connected with support plates, and the two support plates are fixedly connected with the medicine storage box;

[0024] The front surface of the water storage pipe is fixedly connected with two connecting telescopic hoses communicating with the interior thereof;

[0025] Among them, the front ends of the two connecting telescopic hoses are respectively fixedly installed with the corresponding connecting heads, and the two connecting telescopic hoses are respectively communicated with the corresponding connecting heads.

[0026] Preferably, two mounting plates are fixedly connected to the left and right sides of the support base plate, and movable wheels are fixedly mounted on the lower surfaces of the four mounting plates.

[0027] Preferably, a handle is fixedly connected to the front surface of the supporting base plate, a feed pipe communicating with the interior of the medicine storage box is fixedly connected to the left side of the medicine storage box, and a control valve is provided on the feed pipe.

[0028] (III) Beneficial effects

[0029] Compared with the prior art, the present invention provides an agricultural and forestry fertilization spray device, which has the following beneficial effects:

[0030] 1. The agricultural and forestry fertilization spray device, by setting a spray component, can not only evenly and quickly spray fertilizer on the formed apple trees, but also spray fertilizer on the lower apple seedlings, realizing one machine with two uses and a wide range of applications, thereby improving the practicality of the agricultural and forestry fertilization spray device.

[0031] 2. The agricultural and forestry fertilizer spray device can adjust the up and down positions of multiple spray heads by arranging two multi-section electric push rods to comprehensively spray the upper and lower positions of adult apple trees. Two servo motors are arranged to cooperate with two fourth gears and two third gears to drive two water pipes to continuously rotate up and down, thereby adjusting the up and down spray angles of multiple spray heads, so that the mixed fertilizer mist is curved, and the mixed fertilizer mist is evenly sprayed onto the adult apple trees during movement, thereby improving the spray quality.

[0032] 3. The agricultural and forestry fertilizer spray device has two servo motors cooperated with two fourth gears and two third gears to drive two water pipes to rotate up and down continuously, thereby driving multiple spray heads to rotate up and down continuously, thereby expanding the spraying area of ​​multiple spray heads, and can spray fertilizer on multiple rows of apple seedlings, thereby improving the overall fertilizer spray efficiency of the apple seedlings.

[0033] 4. The agricultural and forestry fertilization spray device has two connecting shafts driving four stirring plates to rotate. The four stirring plates will stir the fertilizer and water during rotation, eliminating the need for the staff to stir the fertilizer and water in advance. At the same time, during spraying, the four stirring plates will continue to drive the mixed fertilizer to stir, thereby preventing fertilizer deposition, thereby improving the practicality of the agricultural and forestry fertilization spray device. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 This is a schematic diagram of the overall structure of the agricultural and forestry fertilization spray device of the present invention;

[0035] Figure 2 It is a schematic diagram of the upper surface of the present invention as a whole;

[0036] Figure 3 This is a schematic diagram of the upper surface of the second fixing plate of the present invention;

[0037] Figure 4 This is a schematic diagram of the connection between the delivery pump and the medicine storage box of the present invention;

[0038] Figure 5 This is a schematic diagram of the connection between the stirring plate and the connecting shaft of the present invention;

[0039] Figure 6 for Figure 3 Enlarged schematic diagram at point A in the middle.

[0040] In the figure: 1. supporting bottom plate; 2. mounting plate; 3. moving wheel; 4. feeding pipe; 5. medicine storage box; 6. handle; 7. connecting column; 8. first fixing plate; 9. first protective box; 10. second fixing plate; 11. spray head; 12. water pipe; 13. concave frame; 14. second protective box; 15. third protective box; 16. connecting head; 17. connecting telescopic hose; 18. water storage pipe; 19. delivery pipe; 20. delivery pump; 21. supporting plate; 22. first gear; 23. L-shaped fixing frame; 24. motor; 25. second gear; 26. stirring plate; 27. connecting shaft; 28. rectangular groove; 29. ​​third gear; 30. fourth gear. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0042] See also Figure 1-6The present invention provides a new technical solution: an agricultural and forestry fertilizer spraying device, comprising a supporting base plate 1, a medicine storage box 5 is fixedly connected to the upper surface of the supporting base plate 1, and a stirring component is arranged on the medicine storage box 5;

[0043] A conveying assembly, which is arranged on the medicine storage box 5;

[0044] A spray assembly, which is arranged on the supporting base plate 1, and includes two second protection boxes 14, which are both fixedly connected to the upper surface of the supporting base plate 1, and a multi-section electric push rod is fixedly installed inside the two second protection boxes 14;

[0045] The telescopic ends of the two multi-stage electric push rods slide through the upper surface of the corresponding second protection box 14, and the telescopic ends of the two multi-stage electric push rods are fixedly connected with the connecting column 7;

[0046] The opposite surfaces of the two connecting columns 7 are fixedly connected with a first fixing plate 8, the opposite surfaces of the two first fixing plates 8 are fixedly connected with a first protection box 9, and the opposite surfaces of the two first protection boxes 9 are fixedly connected with a second fixing plate 10;

[0047] Among them, the insides of the two first protection boxes 9 are fixedly installed with double-axis cylinders, and the left and right telescopic ends of the two double-axis cylinders slide through the outer surfaces of the corresponding first protection boxes 9 respectively;

[0048] The left and right sides of the second fixed plate 10 are both provided with concave frames 13 , and the opposite surfaces of the two concave frames 13 are respectively fixedly connected with the left and right telescopic ends of the corresponding double-axis cylinders.

[0049] Furthermore, a rectangular groove 28 is provided on each of the two concave frames 13, and a third protection box 15 is fixedly connected to the opposite surfaces of the two concave frames 13, and a servo motor is fixedly installed inside the two third protection boxes 15;

[0050] The output ends of the two servo motors rotate and penetrate the rear surface of the corresponding third protection box 15 , and the output ends of the two servo motors are fixedly connected to the fourth gear 30 .

[0051] Furthermore, the front and rear inner walls of the two concave frames 13 are rotatably connected to the water pipes 12 , and the outer walls of the two water pipes 12 are fixedly sleeved with third gears 29 , and the two third gears 29 are respectively meshed with the corresponding fourth gears 30 .

[0052] Furthermore, a plurality of spray heads 11 are fixedly mounted on the opposite surfaces of the two water pipes 12, and the input ends of the plurality of spray heads 11 are respectively connected to the interior of the corresponding water pipes 12;

[0053] The opposing surfaces of the two water pipes 12 are fixedly connected with connectors 16 which are in communication with the interior thereof.

[0054] Further, the stirring assembly includes an L-shaped fixing frame 23, the L-shaped fixing frame 23 is fixedly connected to the rear surface of the medicine storage box 5, and a motor 24 is fixedly installed on the lower surface of the L-shaped fixing frame 23;

[0055] The output end of the motor 24 is fixedly connected to the first gear 22 , and the left and right sides of the first gear 22 are both provided with second gears 25 , and the two second gears 25 are meshed with the first gear 22 .

[0056] Furthermore, the front surfaces of the two second gears 25 are fixedly connected with connecting shafts 27, the front ends of the two connecting shafts 27 rotate and penetrate into the interior of the medicine storage box 5, and are rotatably connected to the inner wall of the medicine storage box 5, and the left and right sides of the two connecting shafts 27 are fixedly connected with stirring plates 26.

[0057] Furthermore, the delivery assembly includes a delivery pump 20 , which is fixedly mounted on the front surface of the medicine storage box 5 , an input end of the delivery pump 20 is communicated with the interior of the medicine storage box 5 , and an output end of the delivery pump 20 is fixedly connected to a delivery pipe 19 .

[0058] Furthermore, the upper surface of the delivery pipe 19 is fixedly connected with a water storage pipe 18 communicating with the inside thereof, and the left and right sides of the water storage pipe 18 are fixedly connected with support plates 21, and the two support plates 21 are fixedly connected with the medicine storage box 5;

[0059] The front surface of the water storage pipe 18 is fixedly connected with two connecting telescopic hoses 17 communicating with the interior thereof;

[0060] The front ends of the two connecting telescopic hoses 17 are respectively fixedly installed with the corresponding connecting heads 16 , and the two connecting telescopic hoses 17 are respectively communicated with the corresponding connecting heads 16 .

[0061] Furthermore, two mounting plates 2 are fixedly connected to the left and right sides of the supporting base plate 1 , and moving wheels 3 are fixedly mounted on the lower surfaces of the four mounting plates 2 .

[0062] Furthermore, a handle 6 is fixedly connected to the front surface of the supporting base plate 1 , and a feed pipe 4 communicating with the interior of the medicine storage box 5 is fixedly connected to the left side thereof, and a control valve is provided on the feed pipe 4 .

[0063] Furthermore, when the agricultural and forestry fertilizer spraying device is used, when it is necessary to spray fertilizer on adult apple trees, the staff first puts fertilizer suitable for adult apple trees and a certain amount of water into the medicine storage box 5 through the feed pipe 4;

[0064] The motor 24 is then started, and the output end of the motor 24 drives the first gear 22 to rotate, the first gear 22 drives the two second gears 25 to rotate, the two second gears 25 drive the two connecting shafts 27 to rotate, and the two connecting shafts 27 drive the four stirring plates 26 to rotate. The four stirring plates 26 stir the fertilizer and water during rotation, eliminating the need for the staff to stir the fertilizer and water in advance. At the same time, when spraying, the four stirring plates 26 continue to drive the mixed fertilizer to stir, thereby preventing the fertilizer from depositing, thereby improving the practicality of the agricultural and forestry fertilization spray device;

[0065] Then, the delivery pump 20 is started, and the delivery pump 20 delivers the mixed fertilizer into the interior of the two water pipes 12 through the delivery pipe 19, the water storage pipe 18, the two connecting telescopic hoses 17 and the two connectors 16;

[0066] Then, the staff member holds the handle 6 and pushes the support base plate 1 to move through the four moving wheels 3, and simultaneously starts the multiple spray heads 11 to spray the mixed fertilizer;

[0067] The multi-stage electric push rods in the two second protection boxes 14 are started at the same time, and the telescopic ends of the two multi-stage electric push rods drive the two concave frames 13 to continuously move up and down through the two first fixed plates 8 and the double-axis cylinders in the two first protection boxes 9, thereby driving the multiple spray heads 11 to continuously move up and down;

[0068] The servo motors inside the two third protection boxes 15 are started at the same time, and the output ends of the two servo motors drive the two water pipes 12 to rotate up and down continuously through the two fourth gears 30 and the two third gears 29, thereby adjusting the up and down spraying angles of the multiple spray heads 11;

[0069] Among them, by setting two multi-stage electric push rods, the upper and lower positions of the multiple spray heads 11 can be adjusted to fully spray the upper and lower positions of the adult apple trees. By setting two servo motors to cooperate with the two fourth gears 30 and the two third gears 29 to drive the two water pipes 12 to continuously rotate up and down, the upper and lower spray angles of the multiple spray heads 11 are adjusted, so that the mixed fertilizer water mist is curved, and the mixed fertilizer water mist is evenly sprayed onto the adult apple trees during movement, thereby improving the spray quality;

[0070] When it is necessary to spray fertilizer on the apple tree seedlings, the staff first puts the fertilizer suitable for the apple tree seedlings and a certain amount of water into the medicine storage box 5 through the feeding pipe 4, and then starts the motor 24 to mix the water and fertilizer;

[0071] Then, the staff starts the two double-axis cylinders inside the two first protection boxes 9, and the left and right telescopic ends of the two double-axis cylinders push the two concave frames 13 to move away from each other, thereby pushing the two water pipes 12 and the multiple spray heads 11 connected thereto to move away from each other, and the two double-axis cylinders stop after moving to the designated position;

[0072] Then, two servo motors are started to cooperate with two fourth gears 30 and two third gears 29 to drive the two water pipes 12 to rotate downward, so that the multiple spray heads 11 are perpendicular to the ground.

[0073] Then, the staff pushes the supporting base plate 1 to move, and then starts the multiple spray heads 11;

[0074] The two servo motors are simultaneously started to cooperate with the two fourth gears 30 and the two third gears 29 to drive the two water pipes 12 to continuously rotate up and down, thereby driving the multiple spray heads 11 to continuously rotate up and down, thereby expanding the spraying area of ​​the multiple spray heads 11, and fertilizing and spraying multiple rows of apple tree seedlings, thereby improving the overall fertilization and spraying efficiency of the apple tree seedlings;

[0075] Among them, by setting up the spray component, not only can the formed apple trees be sprayed with fertilizer evenly and quickly, but also the lower apple seedlings can be sprayed with fertilizer, realizing one machine with two uses and a wide range of applications, thereby improving the practicability of the agricultural and forestry fertilization spray device.

[0076] Structure Description:

[0077] Moving wheels 3: The moving wheels 3 are used to assist in supporting the movement of the base plate 1 as a whole.

[0078] Delivery pump 20: The delivery pump 20 is used to deliver the liquid inside the medicine storage box 5 to the outside.

[0079] Connecting shaft 27: The connecting shaft 27 is used to drive the stirring plate 26 to rotate.

[0080] First gear 22: The first gear 22 is used to drive the second gear 25 to rotate.

[0081] Second gear 25: The second gear 25 is used to drive the connecting shaft 27 to rotate.

[0082] Stirring plate 26 : The stirring plate 26 is used to stir the materials inside the medicine storage box 5 .

[0083] Concave frame 13: The concave frame 13 is used to fix the water pipe 12.

[0084] Second fixing plate 10 : The second fixing plate 10 is used to enhance the stability between the two first protection boxes 9 .

[0085] First fixing plate 8 : The first fixing plate 8 is used to fix the first protection box 9 .

[0086] Mounting plate 2: Mounting plate 2 is used to mount moving wheel 3.

[0087] Support plate 21 : The support plate 21 is used to fix the water storage pipe 18 .

[0088] Connecting column 7: The connecting column 7 is used to fix and drive the first fixing plate 8 to move up and down.

[0089] Fourth gear 30: The fourth gear 30 is used to drive the third gear 29 to rotate.

[0090] The third gear 29: The third gear 29 is used to drive the water pipe 12 to rotate.

[0091] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spray device for agricultural and forestry fertilization, characterized in that: include: A supporting base plate (1), wherein a medicine storage box (5) is fixedly connected to the upper surface of the supporting base plate (1); A stirring assembly, the stirring assembly being arranged on the medicine storage box (5); A conveying assembly, the conveying assembly being arranged on the medicine storage box (5); A spray assembly, the spray assembly being arranged on the supporting base plate (1), the spray assembly comprising two second protection boxes (14), the two second protection boxes (14) being fixedly connected to the upper surface of the supporting base plate (1), and a multi-section electric push rod being fixedly installed inside the two second protection boxes (14); The telescopic ends of the two multi-stage electric push rods respectively slide through the upper surface of the corresponding second protection box (14), and the telescopic ends of the two multi-stage electric push rods are fixedly connected to the connecting column (7); Wherein, the opposing surfaces of the two connecting columns (7) are fixedly connected to a first fixing plate (8), the opposing surfaces of the two first fixing plates (8) are fixedly connected to a first protection box (9), and the opposing surfaces of the two first protection boxes (9) are fixedly connected to a second fixing plate (10); Wherein, a double-axis cylinder is fixedly installed inside each of the two first protection boxes (9), and the left and right telescopic ends of the two double-axis cylinders slide through the outer surface of the corresponding first protection box (9) respectively; Wherein, concave frames (13) are provided on both left and right sides of the second fixed plate (10), and the opposite surfaces of the two concave frames (13) are respectively fixedly connected to the left and right telescopic ends of the corresponding double-axis cylinders.

2. The agricultural and forestry fertilization spray device according to claim 1, characterized in that: The two concave frames (13) are each provided with a rectangular groove (28), the opposite surfaces of the two concave frames (13) are fixedly connected to a third protection box (15), and the interiors of the two third protection boxes (15) are fixedly installed with a servo motor; The output ends of the two servo motors rotate and penetrate the rear surface of the corresponding third protection box (15) respectively, and the output ends of the two servo motors are fixedly connected to the fourth gear (30).

3. The agricultural and forestry fertilization spray device according to claim 1, characterized in that: The front and rear inner walls of the two concave frames (13) are rotatably connected to the water pipes (12), the outer walls of the two water pipes (12) are fixedly sleeved with third gears (29), and the two third gears (29) are respectively meshed with corresponding fourth gears (30).

4. The agricultural and forestry fertilization spraying device according to claim 3, characterized in that: A plurality of spray heads (11) are fixedly mounted on the opposite surfaces of the two water pipes (12), and the input ends of the plurality of spray heads (11) are respectively connected to the interior of the corresponding water pipes (12); Wherein, the opposing surfaces of the two water pipes (12) are both fixedly connected with connectors (16) which are in communication with the interior thereof.

5. The agricultural and forestry fertilization spray device according to claim 1, characterized in that: The stirring assembly comprises an L-shaped fixing frame (23), the L-shaped fixing frame (23) being fixedly connected to the rear surface of the medicine storage box (5), and a motor (24) being fixedly mounted on the lower surface of the L-shaped fixing frame (23); The output end of the motor (24) is fixedly connected to the first gear (22), and second gears (25) are provided on both left and right sides of the first gear (22), and the two second gears (25) are meshed with the first gear (22).

6. The agricultural and forestry fertilization spraying device according to claim 5, characterized in that: The front surfaces of the two second gears (25) are fixedly connected to connecting shafts (27), the front ends of the two connecting shafts (27) are rotatably inserted into the interior of the medicine storage box (5), and are rotatably connected to the inner wall of the medicine storage box (5), and the left and right sides of the two connecting shafts (27) are fixedly connected to stirring plates (26).

7. The agricultural and forestry fertilization spray device according to claim 1, characterized in that: The delivery assembly comprises a delivery pump (20), which is fixedly mounted on the front surface of the medicine storage box (5), an input end of the delivery pump (20) is communicated with the interior of the medicine storage box (5), and an output end of the delivery pump (20) is fixedly connected to a delivery pipe (19).

8. The agricultural and forestry fertilization spraying device according to claim 7, characterized in that: The upper surface of the delivery pipe (19) is fixedly connected to a water storage pipe (18) which communicates with the interior of the delivery pipe (19), and the left and right sides of the water storage pipe (18) are fixedly connected to support plates (21), and the two support plates (21) are fixedly connected to the medicine storage box (5); The front surface of the water storage pipe (18) is fixedly connected to two connecting telescopic hoses (17) communicating with the interior thereof; The front ends of the two connecting telescopic hoses (17) are respectively fixedly mounted on the corresponding connecting heads (16), and the two connecting telescopic hoses (17) are respectively in communication with the corresponding connecting heads (16).

9. The agricultural and forestry fertilization spray device according to claim 1, characterized in that: Two mounting plates (2) are fixedly connected to the left and right sides of the support base plate (1), and moving wheels (3) are fixedly mounted on the lower surfaces of the four mounting plates (2).

10. The agricultural and forestry fertilization spray device according to claim 1, characterized in that: A handle (6) is fixedly connected to the front surface of the supporting base plate (1), and a feed pipe (4) communicating with the interior of the medicine storage box (5) is fixedly connected to the left side of the medicine storage box (5), wherein a control valve is provided on the feed pipe (4).

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