Land soil improvement device for ecological restoration

Abstract

The utility model relates to the technical field of ecological restoration equipment, in particular to a land soil improvement device for ecological restoration, which comprises a soil turning mechanism and a modifier storage barrel, a cover plate is arranged on an opening in the upper portion of the storage barrel, a discharge port is arranged at the bottom of the storage barrel, a stirring motor is mounted on the cover plate, and an output end of the stirring motor is connected with a stirring rod. Single-spiral conveying blades are fixed in the circumferential direction of the stirring rod, the stirring rod is vertically connected with the fixed rods, and double-spiral stirring blades are connected between the end parts of the upper and lower fixed rods; the stirring blades, the lower fixing rod and the stirring rod are all internally provided with cavities and are communicated with one another, the stirring blades are provided with air blowing openings in the length direction and provided with filter screens, the stirring rod is provided with air inlets communicated with the cavities, air pipes are connected to the air inlets, and the other ends of the air pipes penetrate through the cover plate and are connected with a high-pressure fan. According to the utility model, the stirring motor can be used for driving the stirring blades and the conveying blades to drive the modifier in the barrel to turn up and down, and the air blowing port is matched for ventilation, so that the dryness of the modifier is ensured, blockage and adhesion are reduced, and blanking is accelerated.

Description

TECHNICAL FIELD

[0001] The utility model relates to ecological restoration equipment technical field, concretely is a kind of soil improvement device for ecological restoration. BACKGROUND

[0002] Soil remediation is the technical measure to restore the normal function of contaminated soil, and in the process of soil remediation, the soil is generally turned over by using soil improvement device, and soil amendment is applied to the soil.

[0003] However, the conventional soil improvement device for ecological restoration is prone to clogging when discharging soil amendment, which affects the uniformity of soil amendment application and the working efficiency of the application device. SUMMARY

[0004] The utility model discloses a soil improvement device for ecological restoration, which solves the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] The utility model provides a soil improvement device for ecological restoration, which comprises a soil turning mechanism and an amendment storage barrel mounted on the soil turning mechanism. The upper part of the storage barrel is provided with a cover plate, and the bottom of the storage barrel is provided with a discharge port. A stirring motor is mounted on the cover plate, and the output end of the stirring motor penetrates the cover plate vertically and is connected to a stirring rod extending into the storage barrel. The stirring rod is fixed with a single helical conveying blade along the length direction and around the stirring rod. The stirring rod is connected to a fixed rod perpendicularly between the upper part and the lower part of the conveying blade. The end parts of the upper and lower fixed rods are connected to a double helical stirring paddle. The stirring paddle, the lower fixed rod and the stirring rod are all provided with cavities and are connected to each other. The stirring paddle is provided with air blow openings along the length direction and is installed with filter screens III at the air blow openings. The stirring rod is provided with an air inlet above the cover plate and connected to an air pipe through a rotating joint at the air inlet. The other end of the air pipe penetrates the cover plate and is connected to a high-pressure fan.

[0007] The inner part of the lower fixed rod and the stirring paddle is provided with a cavity, and the air pipe and the high-pressure fan are connected through the rotating joint. Air can be introduced into the cavity, blown out through the blowing port of the stirring paddle, and the conveying blade rotates to convey the modifier upward and then stir it with the stirring paddle. The blowing port blowing method can convey and turn the modifier to ensure drying and reduce adhesion to the inner wall. At the same time, the turned modifier helps to speed up the discharging and reduce the blockage.

[0008] Further, the soil turning mechanism includes a frame, a traction frame connected with the driving device is arranged at the rear of the frame, and a machine wheel is rotatably installed at the lower part of the front of the frame. An arc-shaped rotary plow bin with an opening facing the ground is arranged between the two machine wheels. A rotary plow roller driven by a soil turning motor is rotatably installed in the rotary plow bin. A plurality of rotary plow knives are uniformly installed on the surface of the rotary plow roller. A discharge port is arranged at the top of the rotary plow bin, and is connected with a discharge port through a horn-shaped connecting pipe.

[0009] The soil turning mechanism can be driven to run through the traction mechanism. The rotary plow roller is driven to rotate by the driving motor to drive the rotary plow knives to rotate and turn the soil. The modifier in the modifier storage barrel can be discharged through the connecting pipe and mixed with the turned soil.

[0010] Further, the storage barrel is connected with a discharge pipe of a discharge valve at the discharge port. The other end of the discharge pipe is connected with a fixed plate. The fixed plate is provided with a discharge port opposite to the discharge pipe. The fixed plate is fixedly connected with the storage barrel through a vertical rod. The fixed plate is sealingly connected with the fixed plate on both sides through a fixed cover. Two discharge rollers are rotatably connected in the fixed cover through bearings. A discharging motor opposite to one of the discharge rollers is installed on one side of the vertical rod of the fixed plate. A driving pulley is installed on the driving shaft of the discharging motor, and the driving shaft is connected with the rotating shaft of the discharge roller. A driven gear is fixed on the rotating shaft of the other discharge roller. A rotating seat is installed on the other side of the vertical rod of the fixed plate, and a transmission shaft is rotatably connected in the rotating seat. A transmission pulley and a transmission gear are fixed on one end of the transmission shaft opposite to the discharge pipe. The transmission pulley is drivingly connected with the transmission belt between the driving pulley and the transmission pulley. The transmission gear is drivingly connected with the driven gear.

[0011] The discharging motor is installed on the fixed plate at the bottom of the discharge pipe. The discharging motor can drive one of the discharge rollers to rotate. The driving pulley and the transmission belt are drivingly connected to drive the transmission pulley and the rotating shaft to rotate. The transmission gear on the rotating shaft drives the driven gear to drive the other discharge roller to rotate in the opposite direction. The two discharge rollers simultaneously discharge the modifier in the pipe from the discharge pipe, improving the discharge efficiency of the discharge pipe.

[0012] Further, the discharge pipe is a corrugated discharge pipe. A fixed frame matched with the shape of the corrugated discharge pipe is sleeved and fixed on the corrugated discharge pipe. A discharging cylinder is transversely installed on the vertical rod. The piston rod of the discharging cylinder is connected with the fixed frame.

[0013] By sleeving the mounting fixed frame outside the corrugated discharge pipe, the piston rod of the discharging cylinder is connected with the fixed frame, the fixed frame can be pulled to drive the corrugated discharge pipe to shake back and forth, the adhesion is reduced, and the purpose of rapid discharging is achieved.

[0014] Further, a hydraulic opening and closing mechanism is installed between the cover plate and the storage barrel, the hydraulic opening and closing mechanism comprises a lower support block and an upper support block which are both L-shaped, the lower support block is connected to the side wall of the storage barrel, the upper support block is connected to the side wall of the cover plate and opposite to the lower support block, a sliding groove is vertically formed on the side of the lower support block away from the storage barrel and opposite to the upper support block, a driving motor is vertically installed on the side of the lower support block connected to the storage barrel, a rotating shaft connected with a fixed driving wheel is connected to the driving shaft, a rotating sleeve with internal threads is also rotatably installed on the side of the driving motor, a driven wheel is fixedly sleeved on the rotating sleeve, and the driven wheel is in transmission connection with the driving wheel through a synchronous belt.

[0015] The hydraulic opening and closing mechanism drives the synchronous belt transmission by controlling the driving motor, and then drives the rotating sleeve to rotate, and then drives the cover plate to move up and down through the screw rod, and then facilitates the opening and closing operation of the storage barrel, and facilitates the addition of the improving agent.

[0016] Further, a limiting groove is formed in the lower screw thread inner wall of the rotating sleeve, and the bottom of the screw rod is connected with a ring-shaped sliding block in sliding cooperation with the limiting groove.

[0017] The ring-shaped limiting groove arranged in the lower screw thread inner wall of the rotating sleeve and the ring-shaped sliding block at the bottom of the screw rod are in sliding cooperation, and at the same time, the movement of the screw rod is limited, so that the screw rod is prevented from being pulled out of the rotating sleeve, and the opening and closing operation of the cover plate and the storage barrel cannot be controlled.

[0018] Further, a ring-shaped recess is concavely formed in the top open surface of the storage barrel, a ring-shaped protrusion is protrudingly formed on the bottom side of the cover plate, the cross-sectional shape of the ring-shaped protrusion matches that of the ring-shaped recess, and the outer surface of the ring-shaped protrusion is in contact with the inner wall of the ring-shaped recess.

[0019] The ring-shaped recess on the top open surface of the storage barrel and the ring-shaped protrusion on the bottom surface of the cover plate are in cooperation, and are used for ensuring the stability of the connection between the cover plate and the storage barrel.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] The utility model discloses a stirring rod and stirring paddle's section structure schematic diagram for the stirring rod's drive of stirring motor, and the single helix conveying blade of stirring rod rotation will transport the amendment from below to above, and the double helix stirring paddle between fixed rod rotates and mixes the amendment that moves up constantly, greatly promote the turning efficiency of amendment in the bucket, and the air that cooperation stirring paddle's air outlet blows, the air flow efficiency of inside amendment is accelerated, and amendment ventilation and dehumidification are effective, can effectively guarantee the dryness of amendment, can effectively reduce the adhesion phenomenon of inner wall, and the amendment that flows also facilitates the rapid discharge of quick unloading when turning and scattering.

[0022] Two rotating discharge rollers are designed at the discharge port of the discharge pipe bottom, and the discharge motor is used in cooperation with the belt wheel and gear transmission structure to drive the two discharge rollers to rotate towards each other so that the amendment in the discharge pipe is discharged from the discharge pipe at the same time, and the fixed frame reciprocatingly moves to drive the discharge pipe to shake and accelerate the unloading, improve the discharge and unloading efficiency of the discharge pipe, and reduce the occurrence of discharge pipe blockage. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the overall structure schematic diagram of the utility model embodiment 1.

[0024] Figure 2 It is the structure schematic diagram of the storage barrel. Figure 1

[0025] Figure 3 It is the installation structure schematic diagram of the hydraulic opening and closing mechanism. Figure 2

[0026] Figure 4 It is the installation structure schematic diagram of the discharge pipe. Figure 1

[0027] Figure 5 It is the overall structure schematic diagram of the utility model embodiment 2.

[0028] Figure 6 It is the installation structure schematic diagram of the discharge pipe. Figure 5

[0029] It is the top view. Figure 7 Figure 6

[0030] ​​​​​In the diagram: 1. Storage tank; 2. Frame; 3. Lower support block; 4. Upper support block; 5. Cover plate; 6. Agitator motor; 7. Air duct; 8. Hydraulic opening and closing mechanism; 9. Wheel; 10. Rotary plow bin; 11. Rotary plow blade; 12. Connecting pipe; 13. Discharge port; 14. Traction frame; 18. Conveying blade; 19. Agitator rod; 20. Fixing rod; 21. Agitator blade; 22. Rotary joint; 23. Air inlet; 24. Drive motor; 25. Drive wheel; 26. Slider. 27. Slide groove; 28. Rotating sleeve; 29. ​​Synchronous belt; 30. Driven pulley; 31. Cavity; 32. Discharge valve; 33. Fixed plate; 34. Discharge pipe; 35. Fixed frame; 36. Upright pole; 37. Feeding motor; 38. Rotating seat; 39. Driven gear; 40. Transmission pulley; 41. Fixed cover; 42. Feeding cylinder; 43. Drive pulley; 44. Transmission belt; 45. Transmission gear; 46. Discharge roller; 47. Lead screw; 48. Transmission shaft. Detailed Implementation

[0031] The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0032] Example 1:

[0033] like Figures 1-4 As shown, a soil improvement device for ecological restoration includes a soil turning mechanism and an amendment storage tank 1 installed on the soil turning mechanism. The soil turning mechanism includes a frame 2, with a traction frame at the rear of the frame 2 for connection to a drive device. Wheels 9 are rotatably installed on the lower parts of the front two sides of the frame 2. A rotary plow chamber 10 with an arc shape and an opening facing the ground is set between the two wheels 9 on the frame 2. A rotary plow roller driven by a soil turning motor is rotatably installed inside the rotary plow chamber 10. Multiple rotary plow blades 11 are evenly installed on the circumference of the rotary plow roller. A discharge port is opened at the top of the rotary plow chamber 10 and connected to the discharge port through a trumpet-shaped connecting pipe 12.

[0034] A cover plate 5 is provided at the upper opening of the storage tank 1, and a discharge port 13 is opened at the bottom of the storage tank 1. A stirring motor 6 is installed on the cover plate 5. An annular groove is formed by recessing the top opening surface of the storage tank 1, and an annular protrusion is formed by protruding the bottom side of the cover plate 5. The cross-sectional shape of the annular protrusion matches the annular groove, and the outer surface of the annular protrusion is in contact with the inner wall of the annular groove.

[0035] A hydraulic opening and closing mechanism 8 is installed between the cover plate 5 and the storage barrel 1, and the hydraulic opening and closing mechanism 8 comprises a lower supporting block 3 and an upper supporting block 4 which are both L-shaped, the lower supporting block 3 is connected to the side wall of the storage barrel 1, the upper supporting block 4 is connected to the side wall of the cover plate 5 and is opposite to the lower supporting block 3, a sliding groove 27 is vertically formed on the side of the lower supporting block 3 which is away from the storage barrel 1 and is opposite to the upper supporting block 4, a driving motor 6 which is vertically installed on the driving shaft is installed on the other side of the lower supporting block 3 which is connected to the storage barrel 1, a rotating shaft which is connected with a fixed driving wheel 25 is installed on the driving shaft, a rotating sleeve 28 which has internal threads is also rotatably installed on one side of the driving motor 6, a driven wheel 30 is fixedly installed on the rotating sleeve 28, and the driven wheel 30 is in transmission connection with the driving wheel 25 through a synchronous belt 29.

[0036] In order to prevent the rotating sleeve 28 from being separated from the screw rod 47, a limiting groove is formed in the rotating sleeve 28 below the threaded inner wall, and the bottom of the screw rod 47 is connected with a ring-shaped sliding block which is in sliding cooperation with the limiting groove.

[0037] The stirring motor 6 is installed on the top surface of the cover plate 5, and the output end thereof penetrates the cover plate 5 and is installed with a stirring rod 19, the stirring rod 19 is fixed with a conveying blade 49 which is single helical along the length direction in the circumferential direction thereof, and a fixed rod 20 is vertically connected between the upper part and the lower part of the conveying blade 49, and a stirring paddle 21 which is double helical is connected between the end portions of the two fixed rods 20. Figure 6 As shown in the figure, the stirring paddle 21, the lower fixed rod and the stirring rod 19 are all internally provided with cavities 31 which are in communication with each other, the cavity 31 in the stirring rod 19 is vertically formed along the length direction and is in communication with the inner cavity of the lower fixed rod, the blowing port 23 is uniformly formed along the length direction on the stirring paddle 21 and is installed with a filter screen at the blowing port 23, the stirring rod 19 is provided with an air inlet which is in communication with the cavity 31 above the cover plate 5, and the air inlet is connected with an air pipe 7 through a rotating joint 22, and the other end of the air pipe 7 penetrates the cover plate 5 and is connected with a high-pressure blower. The high-pressure air generated by the high-pressure blower enters the inner cavity of the lower fixed rod through the inner cavity 31 of the stirring rod 19, enters the inner cavity of the stirring paddle 21 which is double helical from the outlets on both sides, and is blown out from the blowing port 23, and the gas is continuously blown out from the bottom to the top, which can increase the contact area with the internal modifier and improve the internal air flow efficiency.

[0038] In this embodiment, the stirring motor 6 is arranged to drive the stirring rod 19, which in turn drives the stirring paddle 21 and the conveying blade 49. The single helix structure of the conveying blade 49 can convey the improved agent at the bottom upward, and the double helix structure of the stirring paddle 21 can continuously stir the improved agent, facilitating the ventilation effect of the internal improved agent and reducing the adhesion phenomenon with the inner wall.

[0039] The working process of the utility model is as follows: when soil needs to be ecologically repaired, the soil turning mechanism is started, the soil is turned up by the soil turning mechanism, and then the soil conditioner is applied, the driving motor 24 is started to drive the rotating shaft to rotate, the driving wheel 25, the synchronous belt 30 and the driven wheel 29 are transmission matched, the rotating sleeve 28 is driven to rotate, the screw rod 47 is threadedly connected with the rotating sleeve 28, under the action of the rotating sleeve 28, the limiting of the annular slide block and the annular slide groove can drive the screw rod 47 to drive the upper part of the upper supporting block 4 to rise, so that the cover plate 5 is separated from the storage barrel 1 to open the storage barrel 1, and the improved agent is conveniently added into the storage barrel 1.

[0040] The driving motor 24 is reversed to drive the upper supporting block 4 to move downward, so that the annular protrusion 13 of the cover plate 5 is pressed into the annular groove 11 of the open end surface of the storage barrel 1, and the cover plate 5 is closed with the storage barrel 1.

[0041] In the process of soil repair and improvement, the stirring motor 6 drives the conveying blade 49 on the stirring rod 19 and the stirring paddle 21 on the fixed rod 20 to rotate, and at the same time, the high-pressure fan is opened to inject high-pressure air into the air pipe 7, the air enters the cavity 31 of the stirring rod 19 and the fixed rod 20 through the air inlet and is discharged from the air outlet 23 of the stirring paddle 21, the conveying blade 49 on the stirring rod 19 and the stirring paddle 21 cooperate with each other to stir and disturb the continuously upward moving improved agent, the compressed gas blown out of the air outlet 23 can accelerate the flow of air in the improved agent, realize the stirring and drying of the improved agent, and facilitate the discharge of the improved agent from the discharge port.

[0042] Example 2:

[0043] As shown in Figures 5-7 The discharge valve 32 is installed on the discharge port 13 of the bottom surface of the storage barrel 1, the discharge pipe 34 of the discharge valve 32 is arranged between the communication pipe 12, and the quick discharge structure is arranged between the discharge pipe 34 and the communication pipe 12.

[0044] The other end of the discharge pipe 34 is connected with a fixed plate 33, the fixed plate 33 is provided with a discharge port opposite to the discharge pipe 34, the fixed plate 33 is fixedly connected with the storage barrel 1 side through a vertical rod 36, the discharge pipe 34 is sealingly connected with the fixed plate 33 on both sides, a fixed cover 41 is sealingly connected with the fixed plate 33, a discharge roller 46 is rotatably connected in the fixed cover 41 through a bearing, a discharging motor 37 is installed on the vertical rod 36 side of the fixed plate 33 and opposite to one of the discharge rollers 46, a driving pulley 43 is installed on the driving shaft of the discharging motor 37 and the driving shaft is connected with the rotating shaft of the discharge roller 46, a driven gear 39 is fixed on the rotating shaft of the other discharge roller 46, a rotating seat 38 is installed on the other side of the vertical rod 36 of the fixed plate 33 and a transmission shaft 48 is rotatably connected in the rotating seat 38, a transmission pulley 40 and a transmission gear 45 are fixed on the end of the transmission shaft 48 opposite to the discharge pipe 34, the transmission pulley 40 is drivingly connected with the driving pulley 43 through a transmission belt 44, and the transmission gear 45 is drivingly connected with the driven gear 39.

[0045] In order to facilitate the shaking of the discharge pipe 34, the discharge pipe 34 is a corrugated discharge pipe, a fixed frame 35 matched with the shape of the corrugated discharge pipe is sleeved and fixed on the corrugated discharge pipe, and a discharging cylinder 42 is transversely installed on the vertical rod 36, and the piston rod of the discharging cylinder 42 is connected with the fixed frame 35.

[0046] When the soil improvement operation is performed, the improvement agent in the storage barrel 1 needs to be discharged for use, the discharge valve 32 is opened first, and the discharging motor 37 and the discharging cylinder 42 are started at the same time, the rotation of the driving shaft of the discharging motor 37 drives one of the discharge rollers 46 to rotate, the driving pulley 43 on the driving shaft of the discharging motor 37 drives the transmission shaft 48 to rotate through the transmission belt 44, the transmission shaft 48 drives the transmission gear 45 to rotate, the transmission gear 45 is engaged with the driven gear 39 and drives the other discharge roller 46 to rotate in the opposite direction through the driven gear 39, so that the two discharge rollers 46 rotate towards each other to discharge the improvement agent to the outlet of the discharge pipe 34 at the same time, and the discharging speed of the material in the discharge pipe 34 is improved and accelerated.

[0047] During the discharging process, the piston rod of the discharging cylinder 42 drives the fixed frame 35 and the corrugated discharge pipe to move back and forth through the stretching and contraction, the improvement agent that may be adhered to the wall of the corrugated discharge pipe is caused to fall off and flow down through the shaking effect, the improvement agent is effectively prevented from being blocked in the corrugated discharge pipe, and the discharging speed is further improved.

[0048] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An ecological remediation soil improvement device, comprising a soil turning mechanism and an improvement agent storage barrel mounted on the soil turning mechanism, a cover plate is arranged at the open upper part of the storage barrel, and a discharge port is formed at the bottom of the storage barrel, characterized in that: The cover plate is provided with a stirring motor, and an output end of the stirring motor penetrates the cover plate vertically and is connected with a stirring rod extending into the storage barrel. The stirring rod is provided with single helical conveying blades in the circumferential direction along the length direction. The stirring rod is vertically connected with fixed rods between the upper and lower conveying blades. The end portions of the upper and lower fixed rods are connected with double helical stirring paddles. The stirring paddles, the lower fixed rods and the stirring rod are all provided with cavities and are in communication with each other. The stirring paddles are uniformly provided with air blowing ports along the length direction, and the air blowing ports are provided with filter screens III. The stirring rod is provided with an air inlet above the cover plate and in communication with the cavities. The air inlet is connected with an air pipe through a rotating joint. The other end of the air pipe penetrates the cover plate and is connected with a high-pressure fan.

2. The ecological restoration ground soil improvement device according to claim 1, characterized in that: The turning mechanism comprises a frame, a traction frame connected with a driving device is arranged at the rear of the frame, and a machine wheel is rotatably arranged at the lower part of the front of the frame. An arc-shaped rotary plough bin is arranged between the machine wheels and faces the ground. A rotary plough roller driven by a turning motor is rotatably arranged in the rotary plough bin. A plurality of rotary plough knives are uniformly arranged on the surface of the rotary plough roller. A discharging port is arranged at the top of the rotary plough bin and is connected with a discharge port through a trumpet-shaped connecting pipe.

3. The ecological restoration ground soil improvement device according to claim 1, characterized in that: The storage barrel is connected with a discharge pipe of a discharge valve at the discharge port. The other end of the discharge pipe is connected with a fixed plate. The fixed plate is provided with a discharge port opposite to the discharge pipe. The fixed plate is fixedly connected with the storage barrel through a vertical rod. The fixed plate is sealingly connected with the fixed plate through a fixed cover on both sides of the discharge pipe. Two discharge rollers are rotatably arranged in the fixed cover through bearings. A discharging motor is arranged on the fixed plate on one side of the vertical rod and opposite to one of the discharge rollers. A driving pulley is arranged on the driving shaft of the discharging motor and the driving shaft is connected with the rotating shaft of the discharge roller. A driven gear is fixedly arranged on the rotating shaft of the other discharge roller. A rotating seat is arranged on the other side of the vertical rod of the fixed plate and a transmission shaft is rotatably arranged in the rotating seat. A transmission pulley and a transmission gear are fixedly arranged on one end of the transmission shaft opposite to the discharge pipe. The transmission pulley is drivingly connected with the transmission belt between the driving pulley and the transmission pulley. The transmission gear is drivingly connected with the driven gear.

4. The ecological restoration ground soil improvement device according to claim 3, characterized in that: The discharge pipe is a corrugated discharge pipe. A fixed frame matched with the shape of the corrugated discharge pipe is fixedly arranged on the corrugated discharge pipe. A discharging air cylinder is transversely arranged on the vertical rod. The piston rod of the discharging air cylinder is connected with the fixed frame.

5. The ecological restoration ground soil improvement device according to claim 1, characterized in that: A hydraulic opening and closing mechanism is arranged between the cover plate and the storage barrel. The hydraulic opening and closing mechanism comprises L-shaped lower and upper supporting blocks. The lower supporting block is connected with the side wall of the storage barrel. The upper supporting block is connected with the side wall of the cover plate and opposite to the lower supporting block. A sliding groove is vertically arranged on the side of the lower supporting block away from the storage barrel and opposite to the upper supporting block. A driving motor is vertically arranged on the other side of the lower supporting block connected with the storage barrel. A rotating shaft of a fixed driving wheel is connected with the driving shaft. A rotating sleeve with internal threads is rotatably arranged on one side of the driving motor of the lower supporting block. A driven wheel is fixedly arranged outside the rotating sleeve. The driven wheel and the driving wheel are drivingly connected through a synchronous belt. A downward screw rod is vertically fixed on the side of the upper supporting block opposite to the rotating sleeve. The screw rod is threadedly connected with the rotating sleeve. A sliding block is connected with the other end of the upper supporting block away from the cover plate. The sliding block is slidingly arranged in the sliding groove of the lower supporting block.

6. The ecological restoration ground soil improvement device according to claim 5, characterized in that: The rotating sleeve is internally provided with a ring-shaped limiting groove below the inner threaded wall, and the bottom of the screw rod is connected with a ring-shaped sliding block in sliding fit with the limiting groove.

7. The ecological restoration ground soil improvement device according to claim 1, characterized in that: The top open surface of the storage bucket is concavely provided with a ring-shaped groove, the bottom side of the cover plate is convexly provided with a ring-shaped protrusion, the cross-sectional shape of the ring-shaped protrusion is matched with the ring-shaped groove, and the outer side surface of the ring-shaped protrusion is in contact with the inner wall of the ring-shaped groove.

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