Compound soil fertility improvement device and method

Abstract

The invention discloses a compound soil fertility improving device and method.The compound soil fertility improving device comprises a frame, a fertilizer tank is arranged above the frame and used for containing fertilizer, a moving mechanism is further arranged on the frame, and the compound soil fertility improving device further comprises a shaking assembly, a spraying mechanism, an accelerating assembly, a soil turning mechanism and a driving mechanism; soil is turned through the soil turning mechanism, the modifier fertilizer is uniformly sprayed to the turned soil through the spraying mechanism, the fertilizer tank can be shaken through the shaking assembly, and the situation that the modifier fertilizer is unsmoothly discharged from materials stacked in the fertilizer tank is avoided; through the arrangement of the spraying mechanism and the soil turning mechanism, the modifier fertilizer can be discharged outwards more quickly under the action of the spraying mechanism, the soil turning mechanism, the spraying mechanism, the acceleration assembly and the shaking assembly can be driven to act at the same time through driving of the driving mechanism, fertilizer accumulation can be reduced, and the modifier fertilizer can be uniformly and quickly sprayed into soil subjected to soil turning operation; therefore, the soil fertility can be improved.

Description

Technical Field

[0001] The present invention relates to the technical field of soil fertility improvement, and in particular to a device and method for improving soil fertility of compound soil. Background Art

[0002] In the field of soil improvement, traditional single soil conditioners can often only solve one or several problems, while compound soil conditioners achieve a more comprehensive improvement effect through the combination of multiple soil conditioners. Compound soil conditioners can use a variety of organic fertilizers and inorganic fertilizers to increase the nutrient content of the soil and improve soil fertility. The interaction between different soil conditioners will strengthen the binding force between soil particles, thereby improving the structural stability and permeability of the soil. When in use, the spreading of conditioners into the soil is generally carried out through a fertilization device. Existing fertilization devices generally have the following problems: 1. The conditioner fertilizer is easily blocked in the fertilizer placement tank, resulting in poor fertilization; 2. The spraying method of the conditioner fertilizer is poor, resulting in uneven fertilizer spraying, affecting the soil improvement effect. Therefore, how to effectively fertilize and spray the conditioner fertilizer into the soil has become a major research topic. To this end, a compound soil fertility improvement device and method are proposed. Summary of the invention

[0003] In view of the deficiencies of the prior art, the present invention provides a device and method for improving soil fertility of compound soil to solve the problem of poor and uneven fertilization of the prior art improver mentioned in the background art.

[0004] To achieve the above object, the present invention provides the following technical solutions: A compound soil fertility improvement device and method, comprising a frame, a fertilizer tank is arranged above the frame, a moving mechanism is also arranged on the frame, and further comprising: A shaking component, which is arranged on the fertilizer tank and is used to drive the fertilizer tank to shake up and down; A spraying mechanism, which is reciprocatingly mounted on the frame and is used to evenly spray the fertilizer outwards; Wherein, the bottom output end of the fertilizer tank is connected to the top input end of the spraying mechanism; An acceleration component, which is arranged on the spraying mechanism and is used to spray the fertilizer inside the spraying mechanism outward to reduce blockage; A soil turning mechanism, which is arranged at the bottom end of the frame and is used for turning the soil; A driving mechanism is installed on the frame and is used to drive a shaking assembly, a spraying assembly, an acceleration assembly and a soil turning mechanism to work.

[0005] Furthermore, the driving mechanism comprises: A driving motor, wherein the driving motor is mounted on the vehicle frame; An output shaft, wherein the output end of the drive motor is coaxially connected to the output shaft.

[0006] On the basis of the above scheme, the jitter component includes: A bracket, the bracket is longitudinally mounted on the frame, and a sliding sleeve is provided on the bracket, and the fertilizer tank is longitudinally slidably arranged in the sliding sleeve; A support plate, the support plate is arranged on one side of the bracket and connected to the frame; A driving ring, the driving ring is located below the sliding sleeve and is fixedly sleeved on the outside of the fertilizer tank; A spring, wherein the spring is circumferentially arranged outside the fertilizer tank, and the top and bottom ends of the spring are respectively connected to the bottom end of the sliding sleeve and the top end of the driving ring; A cam, wherein the driving ring is provided with a driving plate extending outward, the cam contacts the bottom end of the driving plate, and the cam is rotatably connected with the support plate via a rotating shaft; A transmission assembly, the transmission assembly is arranged between the output shaft and the rotating shaft, and is used to enable the driving motor to drive the cam to rotate; Wherein, the bottom end of the fertilizer tank is connected and installed with a telescopic pipe, and the bottom end of the telescopic pipe is connected and installed with a discharge pipe.

[0007] Furthermore, the spraying mechanism comprises: A support, the support being rotatably disposed on the frame; A sleeve, the sleeve is coaxially mounted on the support and is rotatably connected to the bottom end of the discharge pipe; A spraying pipe, wherein a plurality of the spraying pipes are provided and the plurality of spraying pipes are connected at equal angles and installed on the outer wall of the sleeve; Wherein, a discharge port is arranged at the bottom of the discharge pipe on one side facing the spray pipe, for communicating with the spray pipe; A driving arm, wherein the driving arm is bent, and one end of the driving arm is connected to the output shaft; A convex frame, the convex frame is arranged in the radial direction of the support, and the convex frame is connected to the support; A driving shaft is installed at the other end of the driving arm, and a slide groove is arranged on the convex frame, and the driving shaft is slidably arranged in the slide groove.

[0008] Based on the above solution, the acceleration component includes: A trachea, the trachea passes through the support plate and is fixedly connected to the support plate; An impeller, wherein a circular cover is sleeved on the outside of the impeller, and the circular cover is coaxial with one end of the air pipe and is rotatably connected; Wherein, the sleeve is provided with a strip groove, and the other end of the air pipe passes through the strip groove and communicates with the discharge pipe; A pinion gear, the pinion gear is coaxial and fixedly sleeved on the outer wall of the annular cover; A large gear, the large gear being rotatably connected to the support plate via a connecting shaft; Wherein, the connecting shaft and the output shaft are also transmission-connected via the transmission assembly.

[0009] Preferably, the soil turning mechanism comprises: A soil turning roller, the soil turning roller is rotatably mounted on the bottom end of the frame through a bracket; A transmission shaft, the transmission shaft being rotatably connected to the top end of the frame through a bearing seat; A helical gear set, wherein the transmission shaft and the output shaft are connected in transmission via the helical gear set; Wherein, the transmission shaft and the soil turning roller are also connected in transmission via the transmission assembly.

[0010] On the basis of the above scheme, the moving mechanism comprises: Support frames, which are arranged on both sides of the frame and slide through the frame; An electric cylinder is installed above each of the support frames, and the electric cylinder is installed above the frame, and the bottom output shaft of the electric cylinder slides through the frame and is connected to the support frame; Rollers, at least two of the rollers are installed on each of the support frames.

[0011] On the basis of the above scheme, based on a compound soil soil fertility improvement device, a compound soil soil fertility improvement method is proposed, comprising the following steps: Step 1: Place the fertilizer improver in the fertilizer tank; Step 2: Debugging, installing and connecting the frame to the agricultural machinery tool vehicle, and connecting the drive motor and the electric cylinder to the circuit in the agricultural machinery tool vehicle; Step 3: Adjust and control the electric cylinder to adjust the use height of the roller, so as to determine the use depth of the soil turning roller inside the soil; Step 4: Start the machine, start the agricultural machine tool vehicle to move on the soil, and start the drive motor; Step 5: Turning the soil, the driving motor rotates to drive the turning roller to turn the soil; Step 6: Swinging: Based on step 5, the driving motor drives the driving arm to rotate, so that the convex frame swings back and forth with the center of the support as the center, so that the fertilizer inside the fertilizer tank is sprayed outward through the spraying pipe; Step 7: Feeding: By driving the motor, the transmission assembly transmits the rotational power to the cam. The cam rotates continuously under the driving plate and cooperates with the spring to make the fertilizer tank shake up and down continuously. Step 8: Spreading the material. The driving motor rotates, which drives the large gear to rotate under the action of the transmission assembly. The large gear drives the small gear to rotate rapidly, causing the impeller to generate wind force. The wind force is transported along the direction of the air pipe to the discharge pipe and blows toward the spreading pipe, quickly discharging the improver fertilizer.

[0012] Compared with the prior art, the present invention provides a device and method for improving soil fertility of compound soil, which has the following beneficial effects: The present invention performs soil turning operation by means of a soil turning mechanism, and as the frame moves, uniformly sprays the improver fertilizer on the soil after the soil turning operation by means of a spraying mechanism, and the fertilizer tank can be shaken by means of a shaking component to avoid the improver fertilizer from being discharged poorly due to the accumulation of materials inside the fertilizer tank, and the improver fertilizer can be discharged outward faster by means of an accelerating component under the action of the spraying mechanism, thereby improving the spraying effect of the fertilizer, and the soil turning mechanism, the spraying mechanism, the accelerating component and the shaking component can be driven to act simultaneously by means of a driving mechanism, and the improver fertilizer can be sprayed in one go, which can reduce fertilizer accumulation and uniformly and quickly spray the improver fertilizer into the soil after the soil turning operation, thereby improving soil fertility and achieving the purpose of soil improvement. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of this application; Figure 2 This is a structural diagram of another perspective of this application; Figure 3 This is a schematic diagram of the structure of this application except for the frame and the moving mechanism; Figure 4 It is a structural schematic diagram of the spraying mechanism in this application; Figure 5 This is a schematic diagram of the structure of the disassembled state of the discharge pipe and the sleeve in this application; Figure 6 For this application Figure 1 A schematic diagram of the local enlarged structure at point A in the middle; Figure 7 This is a schematic diagram of the structure of the cam and the driving plate in this application; Figure 8 It is a schematic diagram of the structure of the driving mechanism and the soil turning mechanism in this application; Fig. 9 For this application Figure 4 A schematic diagram of the local enlarged structure at B in the middle; Fig.10 This is a schematic diagram of the structure of the vehicle frame, electric cylinder and support frame in the exploded state in this application.

[0014] In the figure: 1. frame; 2. fertilizer tank; 3. support frame; 4. electric cylinder; 5. roller; 6. driving motor; 7. output shaft; 8. bracket; 9. support plate; 10. driving ring; 11. spring; 12. cam; 13. sliding sleeve; 14. driving plate; 15. pulley; 16. synchronous belt; 17. support; 18. sleeve; 19. spray pipe; 20. driving arm; 21. convex frame; 22. driving shaft; 23. discharge port; 24. slide; 25. air pipe; 26. impeller; 27. small gear; 28. large gear; 29. ​​ring cover; 30. soil roller; 31. transmission shaft; 32. bevel gear set; 33. telescopic tube; 34. discharge pipe. DETAILED DESCRIPTION

[0015] 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.

[0016] For example, see Figures 1 to 10A compound soil fertility improvement device comprises a frame 1, a fertilizer tank 2 is arranged above the frame 1 for placing fertilizer, a moving mechanism is also arranged on the frame 1, and the moving mechanism comprises a support frame 3, an electric cylinder 4 and a roller 5, support frames 3 are arranged on both sides of the frame 1, and the support frames 3 slide through the frame 1, an electric cylinder 4 is installed above each support frame 3, and the electric cylinder 4 is installed above the frame 1, the bottom output shaft of the electric cylinder 4 slides through the frame 1 and is connected to the support frame 3, and each support frame 3 is installed with at least two rollers 5, and the frame 1 can be moved by the rollers 5 The electric cylinder 4 can drive the support frame 3 to slide up and down on the frame 1, so as to adjust the use height of the roller 5. It also includes a shaking component, a spraying mechanism, an acceleration component, a soil turning mechanism and a driving mechanism. The shaking component is arranged on the fertilizer tank 2, and is used to drive the fertilizer tank 2 to shake up and down. The spraying mechanism can be reciprocatingly mounted on the frame 1, and is used to evenly spray the fertilizer outward. The bottom output end of the fertilizer tank 2 is connected with the top input end of the spraying mechanism. The acceleration component is arranged on the spraying mechanism, and is used to spray the fertilizer inside the spraying mechanism outward to reduce blockage. The soil turning mechanism is arranged on the frame The bottom end of the vehicle frame 1 is used for turning the soil. The driving mechanism is installed on the frame 1 and is used to drive the shaking component, the spraying mechanism, the accelerating component and the turning mechanism to work. By adjusting the height of the roller 5, the use depth of the turning mechanism on the soil can be adjusted, thereby improving the turning effect of the soil. The soil is turned by the turning mechanism. As the frame 1 moves, the improver fertilizer is evenly sprayed on the soil after the turning operation by the spraying mechanism. The fertilizer tank 2 can be shaken by the shaking component to avoid the pile of materials inside the fertilizer tank 2 causing the improver fertilizer to be discharged unsmoothly. Through the acceleration component, the improver fertilizer can be discharged outward faster under the action of the spraying mechanism, thereby improving the spraying effect of the fertilizer. Through the drive of the driving mechanism, the tilling mechanism, the spraying mechanism, the acceleration component and the shaking component can be driven to act simultaneously, and the improver fertilizer can be sprayed in one go, which can not only reduce the accumulation of fertilizers but also spray the improver fertilizer evenly and quickly into the soil after the tilling operation, thereby improving the soil fertility and achieving the purpose of soil improvement. The driving mechanism includes: a driving motor 6 and an output shaft 7. The driving motor 6 is installed on the frame 1, and the output end of the driving motor 6 is coaxially connected to the output shaft 7.

[0017] On the basis of the above scheme, the shaking assembly includes: a bracket 8, a support plate 9, a driving ring 10, a spring 11, a cam 12 and a transmission assembly. The bracket 8 is longitudinally mounted on the frame 1, and a sliding sleeve 13 is arranged on the bracket 8. The fertilizer tank 2 is longitudinally slidably arranged in the sliding sleeve 13. The support plate 9 is arranged on one side of the bracket 8, and the support plate 9 is connected to the frame 1. The driving ring 10 is located below the sliding sleeve 13, and the driving ring 10 is fixedly sleeved on the outside of the fertilizer tank 2. The spring 11 is circumferentially arranged on the outside of the fertilizer tank 2, and the top and bottom ends of the spring 11 are respectively connected to the bottom end of the sliding sleeve 13 and the top end of the driving ring 10. The driving ring 10 is extended outwardly with a driving plate 14, the cam 12 is in contact with the bottom end of the driving plate 14, and the cam 12 is connected to the support plate through a rotating shaft. 9 is rotatably connected, and the transmission assembly is arranged between the output shaft 7 and the rotating shaft, and is used to make the driving motor 6 drive the cam 12 to rotate. The bottom end of the fertilizer tank 2 is connected and installed with a telescopic tube 33, and the bottom end of the telescopic tube 33 is connected and installed with a discharge pipe 34. In this embodiment, the transmission assembly includes a pulley 15 and a synchronous belt 16. The pulley 15 is installed on the output shaft 7 and the rotating shaft, and the synchronous belt 16 is sleeved on the two pulleys 15. When the driving motor 6 rotates, the output shaft 7 rotates to make the cam 12 rotate continuously. The cam 12 lifts the driving plate 14, that is, the fertilizer tank 2, and under the elastic force of the spring 11, the fertilizer tank 2 is driven to move up and down continuously along the direction of the sliding sleeve 13. Through the telescopic action of the telescopic tube 33, the up and down shaking of the fertilizer tank 2 can be guaranteed.

[0018] In this embodiment, the spraying mechanism includes: a support 17, a sleeve 18, a spraying pipe 19, a driving arm 20, a convex frame 21 and a driving shaft 22. The support 17 is rotatably arranged on the frame 1, the sleeve 18 is coaxially installed on the support 17, and the sleeve 18 is rotatably connected to the bottom end of the discharge pipe 34. A plurality of spraying pipes 19 are provided, and the plurality of spraying pipes 19 are connected and installed on the outer wall of the sleeve 18 at equal angles. A discharge port 23 is provided on the bottom of the discharge pipe 34 facing the spraying pipe 19, which is used to communicate with the spraying pipe 19. The driving arm 20 is bent, and One end of the driving arm 20 is connected to the output shaft 7, the convex frame 21 is arranged in the radial direction of the support 17, and the convex frame 21 is connected to the support 17, the driving shaft 22 is installed at the other end of the driving arm 20, and the convex frame 21 is provided with a slide groove 24, the driving shaft 22 is slidably arranged in the slide groove 24, the driving arm 20 can be rotated by the rotation of the driving motor 6, so that the support 17 and the sleeve 18 can reciprocate with the center of the support 17 as the center with the cooperation of the convex frame 21, so that the spraying range of the spray pipe 19 on the improver fertilizer can be increased.

[0019] On the basis of the above scheme, the acceleration component includes: an air pipe 25, an impeller 26, a small gear 27 and a large gear 28. The air pipe 25 passes through the support plate 9 and is fixedly connected to the support plate 9. The outer part of the impeller 26 is provided with a circular cover 29. The circular cover 29 is coaxial with one end of the air pipe 25 and is connected to the discharge pipe 34 through a rotary sealing joint. The sleeve 18 is provided with a strip groove. The other end of the air pipe 25 passes through the strip groove and is connected to the discharge pipe 34. The small gear 27 is coaxial and fixedly sleeved on the outer wall of the circular cover 29. The large gear 28 is connected to the support plate 9 through a connecting shaft. The connecting shaft and the output shaft 7 are also connected through a transmission assembly. A pulley 15 is also sleeved on the output shaft 7, and a pulley 15 is also sleeved on the connecting shaft. The synchronous belt 16 is installed, and the connection shaft is driven to rotate by the rotation of the driving motor 6, so that the large gear 28 rotates, and the large gear 28 meshes with the small gear 27, increasing the rotation speed of the small gear 27, so that the impeller 26 rotates rapidly to generate wind force, and the wind force blows along the air pipe 25 to the discharge port 23 inside the discharge pipe 34, wherein the output end of the air pipe 25 is aligned with the discharge port 23, and the air pipe 25 adopts a metal structure, under the action of the support plate 9, it can not only ensure the rotation stability of the impeller 26, but also stably support the discharge pipe 34, and under the action of the strip groove, the reciprocating rotation effect of the sliding sleeve 13 can be ensured, and any spreading pipe rotating to the discharge port 23 can be blown to the inside of the spreading pipe by the wind force inside the air pipe 25, thereby realizing the effect of rapid spraying.

[0020] Preferably, the soil-turning mechanism includes: a soil-turning roller 30, a transmission shaft 31 and a bevel gear set 32. The soil-turning roller 30 is rotatably mounted on the bottom end of the frame 1 through a bracket 8. The transmission shaft 31 is rotatably connected to the top end of the frame 1 through a bearing seat. The transmission shaft 31 and the output shaft 7 are transmission-connected through a bevel gear set 32. The transmission shaft 31 and the soil-turning roller 30 are also transmission-connected through a transmission assembly. The bevel gear set 32 ​​includes two bevel gears, one bevel gear is respectively mounted on the transmission shaft 31 and the output shaft 7, and the two bevel gears are meshingly connected. Pulleys 15 are mounted on the soil-turning roller 30 and the transmission shaft 31, and a synchronous belt 16 is mounted between the corresponding two pulleys 15. A through hole suitable for the synchronous belt 16 to pass through is provided on the frame 1. The transmission shaft 31 is driven to rotate through the action of the driving motor 6, thereby driving the soil-turning roller 30 to rotate and turning the soil.

[0021] Embodiment 2: Based on the composite soil fertility improvement device proposed in Embodiment 1, this embodiment 2 also proposes a composite soil fertility improvement method, comprising the following steps: Step 1: placing the improver fertilizer in the fertilizer tank 2; Step 2: Debugging, installing and connecting the frame 1 to the agricultural machinery tool vehicle, and connecting the drive motor 6 and the electric cylinder 4 to the circuit in the agricultural machinery tool vehicle; Step 3: Adjust and control the electric cylinder 4 to adjust the use height of the roller 5, thereby determining the use depth of the soil turning roller 30 inside the soil; Step 4: Start the machine, start the agricultural machine tool vehicle to move on the soil, and start the drive motor 6; Step 5: turning the soil, the driving motor 6 rotates to drive the turning roller 30 to turn the soil; Step 6: Swinging. On the basis of step 5, the driving motor 6 drives the driving arm 20 to rotate, so that the convex frame 21 swings back and forth with the center of the support 17 as the center, so that the fertilizer inside the fertilizer tank 2 is sprayed outward through the spraying pipe 19. Step 7: Feeding: by driving the motor 6, the transmission assembly transmits the rotational power to the cam 12. The cam 12 rotates continuously under the driving plate 14, and cooperates with the spring 11 to make the fertilizer tank 2 shake up and down continuously. Step eight: Spreading the material. The driving motor 6 rotates, and the large gear 28 is driven to rotate under the action of the transmission assembly. The large gear 28 drives the small gear 27 to rotate rapidly, so that the impeller 26 generates wind force. The wind force is transported to the discharge pipe 34 along the direction of the air pipe 25 and blows toward the spreading pipe, so that the improver fertilizer is quickly discharged and spread.

[0022] 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 compound soil fertility improvement device, comprising a frame (1), a fertilizer tank (2) being arranged above the frame (1), and a moving mechanism being arranged on the frame (1), characterized in that: Also includes: A shaking component, the shaking component being arranged on the fertilizer tank (2) and being used to drive the fertilizer tank (2) to shake up and down; A spraying mechanism, the spraying mechanism being mounted on the vehicle frame (1) in a reciprocating manner and being used to evenly spray the fertilizer outwards; Wherein, the bottom output end of the fertilizer tank (2) is connected to the top input end of the spraying mechanism; An acceleration component, which is arranged on the spraying mechanism and is used to spray the fertilizer inside the spraying mechanism outward to reduce blockage; A soil turning mechanism, the soil turning mechanism being arranged at the bottom end of the vehicle frame (1) and being used for turning the soil; A driving mechanism is mounted on the vehicle frame (1) and is used to drive a shaking assembly, a spraying assembly, an accelerating assembly and a soil turning assembly to operate.

2. A composite soil fertility improvement device according to claim 1, characterized in that: The driving mechanism comprises: A drive motor (6), wherein the drive motor (6) is mounted on the vehicle frame (1); An output shaft (7), wherein the output end of the drive motor (6) is coaxially connected to the output shaft (7).

3. A composite soil fertility improvement device according to claim 2, characterized in that: The jitter component comprises: A bracket (8), the bracket (8) being longitudinally mounted on the vehicle frame (1), and a sliding sleeve (13) being provided on the bracket (8), and the fertilizer tank (2) being longitudinally slidably arranged in the sliding sleeve (13); A support plate (9), the support plate (9) being arranged on one side of the bracket (8), and the support plate (9) being connected to the vehicle frame (1); A driving ring (10), the driving ring (10) being located below the sliding sleeve (13), and the driving ring (10) being fixedly sleeved on the outside of the fertilizer tank (2); A spring (11), wherein the spring (11) is circumferentially arranged outside the fertilizer tank (2), and the top and bottom ends of the spring (11) are respectively connected to the bottom end of the sliding sleeve (13) and the top end of the driving ring (10); A cam (12), wherein the driving ring (10) is provided with a driving plate (14) extending outward, the cam (12) is in contact with the bottom end of the driving plate (14), and the cam (12) is rotatably connected to the support plate (9) via a rotating shaft; a transmission assembly, the transmission assembly being arranged between the output shaft (7) and the rotating shaft and being used for enabling the driving motor (6) to drive the cam (12) to rotate; The bottom end of the fertilizer tank (2) is connected to a telescopic tube (33) and installed thereon, and the bottom end of the telescopic tube (33) is connected to a discharge pipe (34) and installed thereon.

4. The compound soil fertility improvement device according to claim 3 is characterized in that: The spraying mechanism comprises: A support (17), the support (17) being rotatably disposed on the vehicle frame (1); a sleeve (18), the sleeve (18) being coaxially mounted on the support (17), and the sleeve (18) being rotatably connected to the bottom end of the discharge pipe (34); a spray pipe (19), wherein a plurality of the spray pipes (19) are provided, and the plurality of spray pipes (19) are connected at equal angles and mounted on the outer wall of the sleeve (18); A discharge port (23) is provided at the bottom of the discharge pipe (34) on one side facing the spray pipe (19), and is used to communicate with the spray pipe (19); A driving arm (20), the driving arm (20) being in a bent shape, and one end of the driving arm (20) being connected to the output shaft (7); A convex frame (21), the convex frame (21) being arranged in a radial direction of the support (17), and the convex frame (21) being connected to the support (17); A driving shaft (22) is mounted on the other end of the driving arm (20), and a slide groove (24) is provided on the convex frame (21), and the driving shaft (22) is slidably disposed in the slide groove (24).

5. The compound soil fertility improvement device according to claim 4, characterized in that: The acceleration component comprises: an air pipe (25), the air pipe (25) passing through the support plate (9), and the air pipe (25) is fixedly connected to the support plate (9); An impeller (26), wherein an annular cover (29) is sleeved on the outside of the impeller (26), and the annular cover (29) is coaxial with one end of the air pipe (25) and is rotatably connected thereto; The sleeve (18) is provided with a strip groove, and the other end of the air pipe (25) passes through the strip groove and is connected to the discharge pipe (34); A pinion gear (27), the pinion gear (27) being coaxially and fixedly sleeved on the outer wall of the annular cover (29); A large gear (28), the large gear (28) being rotationally connected to the support plate (9) via a connecting shaft; The connecting shaft and the output shaft (7) are also transmission-connected via the transmission assembly.

6. The compound soil fertility improvement device according to claim 5, characterized in that: The soil turning mechanism comprises: A soil turning roller (30), the soil turning roller (30) being rotatably mounted on the bottom end of the vehicle frame (1) via a bracket (8); A transmission shaft (31), the transmission shaft (31) being rotatably connected to the top end of the frame (1) via a bearing seat; A helical gear set (32), wherein the transmission shaft (31) and the output shaft (7) are transmission-connected via the helical gear set (32); The transmission shaft (31) and the soil turning roller (30) are also connected in transmission via the transmission assembly.

7. The compound soil fertility improvement device according to claim 1, characterized in that: The moving mechanism comprises: A support frame (3), wherein the support frame (3) is disposed on both sides of the vehicle frame (1), and the support frame (3) slides through the vehicle frame (1); An electric cylinder (4), wherein the electric cylinder (4) is mounted above each of the support frames (3), and the electric cylinder (4) is mounted above the vehicle frame (1), and the bottom output shaft of the electric cylinder (4) slides through the vehicle frame (1) and is connected to the support frame (3); Rollers (5), each of the support frames (3) having at least two rollers (5) mounted thereon.

8. According to a composite soil soil fertility improvement device according to any one of claims 1 to 7, a composite soil soil fertility improvement method is proposed, characterized in that: The following steps are involved: Step 1: placing the fertilizer improver in the fertilizer tank (2); Step 2: debugging, installing and connecting the frame (1) to the agricultural machinery tool vehicle, and connecting the drive motor (6) and the electric cylinder (4) to the circuit in the agricultural machinery tool vehicle; Step 3: adjusting and controlling the electric cylinder (4) to adjust the use height of the roller (5), thereby determining the use depth of the soil turning roller (30) inside the soil; Step 4: Start the agricultural machine tool vehicle to move on the soil and start the drive motor (6); Step 5: turning the soil, the driving motor (6) rotates to drive the turning roller (30) to turn the soil; Step 6: Swinging. Based on step 5, the driving motor (6) drives the driving arm (20) to rotate, so that the convex frame (21) swings back and forth with the center of the support (17) as the center, so that the fertilizer inside the fertilizer tank (2) is sprayed outward through the spraying pipe (19). Step 7: unloading, by driving the motor (6) to rotate, the transmission assembly transmits the rotational power to the cam (12), the cam (12) continuously rotates under the driving plate (14), and cooperates with the spring (11) to make the fertilizer tank (2) continuously shake up and down; Step 8: Spreading the material. The driving motor (6) rotates, and the large gear (28) is driven to rotate under the action of the transmission assembly. The large gear (28) drives the small gear (27) to rotate rapidly, so that the impeller (26) generates wind force. The wind force is transported to the discharge pipe (34) along the direction of the air pipe (25) and blows toward the spreading pipe, so that the fertilizer improver is quickly discharged and spread.

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