Soil covering and pressing device for agricultural planting and use method of soil covering and pressing device
By designing a soil compaction device for agricultural planting with a rod structure and a limiting mechanism, the problem of insufficient roller compaction pressure is solved, achieving more effective soil compaction and seed growth support, and facilitating the cleaning of the compaction roller.
Patent Information
- Application Number
- CN202511756642.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-11-27
- Publication Date
- 2026-01-20
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The rollers of existing agricultural planting equipment do not apply sufficient compaction pressure during compaction operations, which affects the compaction effect of the soil.
An agricultural planting soil covering and compaction device was designed, including a sowing device, a compaction component and a variety of rod structures. Through the coordinated movement of the rods and the limiting mechanism, the stability and compaction effect of the compaction wheel are improved, and a separation component is set to clean the soil.
The compaction effect of the roller on the soil is improved, ensuring close contact between the soil and the seeds, promoting seed growth, and facilitating the cleaning of the roller, thus improving the convenience and stability of operation.
Smart Images
Figure CN121359638A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the field of agricultural planting and covering and pressing technology, in particular to an agricultural planting covering and pressing device and a using method thereof. BACKGROUND
[0002] Covering and pressing is a technical measure in agricultural planting by covering soil and compacting the surface layer to reduce water evaporation and improve soil moisture conservation capacity, which is commonly used in seeding operation. Covering can maintain the appropriate humidity and temperature required for seed germination, reduce the interference of the external environment on the seeds, ensure the germination rate, and pressing can compact the soil, reduce the porosity, inhibit water evaporation, and at the same time, enhance the soil density, promote root development and stable growth of crops. After agricultural planting is completed, covering and pressing is needed, which can make the soil and seeds in close contact, which is beneficial to seed germination. Currently, a roller at the rear end of an agricultural planting device is usually used to press the soil. However, when the roller is pressing, the wheels in the agricultural planting device also contact the soil. In the case that the wheels support the agricultural planting device, the pressing force of the roller is insufficient, which affects the pressing effect on the soil. SUMMARY
[0003] The present application aims to provide an agricultural planting covering and pressing device and a using method thereof to solve the problems in the background.
[0004] To solve the above technical problems, the present application is realized by the following technical scheme: The present application is an agricultural planting covering and pressing device and a using method thereof, which comprises a seeding device. The upper surface of the seeding device is fixedly connected with a mounting frame. The lower surface of the seeding device is rotatably connected with a supporting wheel. The bottom of the seeding device is provided with a positioning hole. The surface of the seeding device is provided with a pressing component. The pressing component comprises a reinforcing frame. The inner wall of the reinforcing frame is fixedly connected with the upper surface of the seeding device. The surface of the reinforcing frame is fixedly connected with a supporting rod. The bottom of the supporting rod is fixedly connected with an elastic rod. The surface of the seeding device is fixedly connected with a shaft rod. The surface of the shaft rod is rotatably connected with a movable plate. The end of the movable plate away from the shaft rod is rotatably connected with a pressing wheel. The surface of the movable plate is fixedly connected with a limiting plate. The surface of the movable plate is slidably connected with a round hole frame. The top of the round hole frame is hingedly connected with the bottom of the elastic rod. The surface of the supporting rod is provided with an extrusion component. The lower side of the extrusion component is provided with a limiting component. The surface of the pressing wheel is provided with a separating component.
[0005] Further, the number of positioning holes is two, the two positioning holes are symmetrically arranged with the seeding device as the center, the reinforcing frame is located at the end of the seeding device away from the mounting frame, the end of the supporting rod extends to the outer end of the seeding device, the number of elastic rods is two, the two elastic rods are symmetrically arranged with the supporting rod as the center, and the bottom of the compacting wheel is horizontally arranged with the bottom of the supporting wheel.
[0006] Further, the end of the movable plate away from the shaft rod is arranged downwardly and obliquely, the number of limiting plates is four, the four limiting plates are arranged in two groups, the number of each group is two, the two limiting plates are symmetrically arranged with the movable plate as the center, and the surface of the limiting plate is in sliding connection with the inner wall of the round hole frame.
[0007] Further, the extrusion component comprises a fixing ring, the surface of the fixing ring is fixedly connected with the surface of the supporting rod, the inner wall of the fixing ring is rotatably connected with a threaded hole adjusting rod, the inner wall of the threaded hole adjusting rod is threadedly connected with a threaded rod, the bottom of the threaded rod is fixedly connected with an extrusion rod, the surface of the seeding device is fixedly connected with a bent plate, the surface of the bent plate is slidably connected with a sliding frame, the surface of the sliding frame is fixedly connected with a linkage plate, and the end of the linkage plate away from the sliding frame is fixedly connected with the surface of the extrusion rod.
[0008] Further, the fixing ring is located at the center of the surface of the supporting rod, the end of the threaded hole adjusting rod extends to the outer end of the fixing ring, the bottom of the threaded rod extends to the outer end of the bottom of the threaded hole adjusting rod, and the bottom of the extrusion rod is in contact with the surface of the movable plate.
[0009] Further, the top of the bent plate is fixedly connected with the bottom of the reinforcing frame, the number of linkage plates is two, the two linkage plates are symmetrically arranged with the sliding frame as the center, and the bottom of the bent plate extends to the outer end of the bottom of the sliding frame.
[0010] Further, the limiting component comprises a synchronous plate, the end of the synchronous plate is fixedly connected with the surface of the sliding frame, the bottom of the synchronous plate is fixedly connected with a pressure frame, the top of the pressure frame is fixedly connected with a top rod, the top of the top rod is fixedly connected with the bottom of the extrusion rod, the inside of the pressure frame is slidably connected with a round rod, the surface of the round rod is sleeved with a telescopic rod, the end of the telescopic rod away from the round rod is rotatably connected with the inner wall of the positioning hole, and the surface of the round rod is fixedly connected with a cylindrical pad.
[0011] Further, the pressure frame is located below the extrusion rod, the end of the round rod extends to the outer end of the pressure frame, the number of telescopic rods is two, the two telescopic rods are symmetrically arranged with the pressure frame as the center, the end of the telescopic rod close to the round rod extends to the outer end of the positioning hole, and the round rod is located below the movable plate.
[0012] Further, the separating component comprises a rectangular frame, the bottom of the rectangular frame is fixedly connected with the lower surface of the movable plate, the central surface of the rectangular frame is fixedly connected with an inclined plate, the bottom of the inclined plate is fixedly connected with a triangular arc-shaped plate, and the end of the triangular arc-shaped plate is fixedly connected with two auxiliary plates. The surface of the triangular arc-shaped plate and the surface of the auxiliary plate are in contact with the surface of the roller, and the rectangular frame is located above the roller.
[0013] Further, a method for using the soil covering and compacting device for agricultural planting comprises the following steps: S1: When the movable plate rotates, the movable plate pushes the roller to rotate below the seeding device, after the bottom of the roller is located below the supporting wheel, the movable plate and the roller are limited by the extrusion component, after the agricultural machine lowers the seeding device, the roller supports the seeding device, so that the weight of the seeding device acts on the roller; S2: The threaded rod is driven by the threaded adjusting rod to move downward, when the roller moves downward by the elastic rod and its own weight, the extrusion rod moves downward with the threaded rod, after the roller moves below the seeding device, the extrusion rod extrudes and limits the movable plate; S3: When the extrusion rod moves downward, the pressure frame is pushed downward by the jacking rod, the pressure frame moves downward to push the circular rod to move synchronously, the circular rod rotates in the positioning hole while moving, the circular rod is limited by the connection between the positioning hole and the telescopic rod, thereby improving the stability of the circular rod and the extrusion rod during lifting operation; S4: The center of the triangular arc-shaped plate is located at the center of the roller, when the surface of the roller is attached with soil, the soil is separated by the triangular arc-shaped plate during the rotation of the roller, and the soil moves to the surface of the auxiliary plate along the arc of the triangular arc-shaped plate and finally falls off.
[0014] The present application has the following advantages: The present application is provided with a mounting frame on the surface of the seeding device, the seeding device is installed with the agricultural machine through the mounting frame, so as to drive the seeding device to carry out the seeding operation, when the soil needs to be compacted after the seeding is completed, the seeding device is lifted by the agricultural machine, and then the extrusion part is twisted and moved downward, at this time, the elastic rod fixed at the bottom of the supporting rod extends downward, the elastic rod moves downward through the round hole frame, the movable plate is pushed to rotate around the shaft rod as the fulcrum when the round hole frame moves downward, the movable plate pushes the compacting wheel to rotate downward below the seeding device when rotating, after the bottom of the compacting wheel is below the supporting wheel, the movable plate and the compacting wheel are limited by the extrusion part, and the compacting wheel supports the seeding device after the seeding device is put down by the agricultural machine, so that the weight of the seeding device acts on the compacting wheel, thereby improving the compacting effect of the compacting wheel on the soil, and the compacting wheel compacts the soil by the weight of the seeding device, so that the soil and the seeds are more closely contacted, so that the seeds absorb the water in the soil to grow, the round hole frame is limited on the surface of the movable plate through the limiting plate, the stability of the round hole frame during movement is improved, and the situation of being stuck is avoided, when the compacting wheel needs to be stored, the height of the seeding device is adjusted by the agricultural machine, the extrusion part is adjusted to move upward, after the adjustment is completed, the agricultural machine is started to lower the seeding device, and the compacting wheel expands outward under the pressure of the seeding device, so that the compacting wheel is reset, and the convenience of the operator during adjustment is improved.
[0015] The sliding frame is slidably connected with the surface of the bent plate, the extrusion rod is limited by the sliding frame through the connecting plate, the height of the extrusion rod is adjusted by the screw hole adjusting rod, the screw hole adjusting rod rotates in the fixed ring, the screw hole adjusting rod moves downward through the threaded drive threaded rod, the extrusion rod moves downward with the threaded rod when the compacting wheel moves downward through the elastic rod and its own weight, and the extrusion rod extrudes and limits the movable plate when the compacting wheel moves below the seeding device, so that the compacting wheel is reset after being subjected to the weight of the seeding device, and the stability of the compacting wheel during compacting operation is improved.
[0016] The extrusion rod moves downward and pushes the pressure frame downward through the jacking rod, the pressure frame pushes the round rod to move synchronously when moving downward, the round rod pushes the telescopic rod to rotate in the positioning hole when moving, the round rod is limited through the connection of the positioning hole and the telescopic rod, and then the stability of the round rod and the extrusion rod during lifting operation is improved, the round rod slides in the pressure frame, so that the round rod has a moving space to avoid being stuck, the round rod and the extrusion rod limit the movable plate, and the stability of the movable plate supporting the compacting wheel is improved, the round rod supports the movable plate when the compacting wheel is in the reset state in the suspended state, so that the movable plate is prevented from falling during movement.
[0017] The rectangular frame is fixed on the surface of the movable plate, the triangular arc-shaped plate is fixed through the connection of the rectangular frame and the inclined plate, the stability of the triangular arc-shaped plate during operation is improved, the center of the triangular arc-shaped plate is located at the center of the roller, when the surface of the roller is attached with soil, the soil is separated by the triangular arc-shaped plate during the rotation of the roller, the soil is moved to the surface of the auxiliary plate along the arc of the triangular arc-shaped plate and finally falls off, so that the roller is cleaned, the surface of the roller is not attached with a large amount of soil, the effect of the roller is avoided, the auxiliary plate also cleans the roller during the rotation of the roller, and the cleaning effect of the roller is improved.
[0018] Of course, implementing any product of the present application does not necessarily require all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS
[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed for the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.
[0020] Figure 1 The overall structure of the present application is shown in the figure; Figure 2 The structure of the seeding device of the present application is shown in the figure; Figure 3 The overall structure of the roller part of the present application is shown in the figure; Figure 4 The enlarged schematic view of A in the present application Figure 3 Figure 5 The overall structure of the extrusion part of the present application is shown in the figure; Figure 6 Another structure of the extrusion part of the present application is shown in the figure; Figure 7 The overall structure of the limiting part of the present application is shown in the figure; Figure 8 The overall structure of the separation part of the present application is shown in the figure; Figure 9 Another structure of the separation part of the present application is shown in the figure; Figure 10 The flow structure of the present application is shown in the figure.
[0021] In the drawings, the component list represented by each number is as follows: As shown in the figure, the device comprises a seeding device 1, a mounting frame 2 fixedly connected to the upper surface of the seeding device 1, a supporting wheel 3 rotatably connected to the lower surface of the seeding device 1, a positioning hole 8 formed in the bottom of the seeding device 1, and a pressing part 4 arranged on the surface of the seeding device 1. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.
[0023] Please refer to Figures 1-10 As shown in the figure, the device comprises a seeding device 1, a mounting frame 2 fixedly connected to the upper surface of the seeding device 1, a supporting wheel 3 rotatably connected to the lower surface of the seeding device 1, a positioning hole 8 formed in the bottom of the seeding device 1, and a pressing part 4 arranged on the surface of the seeding device 1. The pressing component 4 comprises a reinforcing frame 10, the inner wall of the reinforcing frame 10 is fixedly connected with the upper surface of the seeding device 1, the surface of the reinforcing frame 10 is fixedly connected with a supporting rod 12, the bottom of the supporting rod 12 is fixedly connected with an elastic rod 11, the surface of the seeding device 1 is fixedly connected with a shaft rod 15, the surface of the shaft rod 15 is rotatably connected with a movable plate 14, the end, away from the shaft rod 15, of the movable plate 14 is rotatably connected with a pressing wheel 13, the surface of the movable plate 14 is fixedly connected with a limiting plate 16, the surface of the movable plate 14 is slidably connected with a round hole frame 17, the top of the round hole frame 17 is hingedly connected with the bottom of the elastic rod 11, when the soil needs to be pressed after the seeding is completed, the seeding device 1 is lifted by the agricultural machine, and then the extrusion component 5 is twisted and moved downwards, at this time, the elastic rod 11 fixedly connected with the bottom of the supporting rod 12 will extend downwards, the elastic rod 11 moves downwards through the round hole frame 17, the round hole frame 17 moves downwards and pushes the movable plate 14 to rotate around the shaft rod 15 as the fulcrum, the movable plate 14 pushes the pressing wheel 13 to rotate downwards when rotating, after the bottom of the pressing wheel 13 is located below the supporting wheel 3, the extrusion component 5 is used to limit the movable plate 14 and the pressing wheel 13, and then the seeding device 1 is placed down by the agricultural machine, so that the pressing wheel 13 supports the seeding device 1, the weight of the seeding device 1 acts on the pressing wheel 13, and therefore the pressing effect of the pressing wheel 13 on the soil is improved, the surface of the supporting rod 12 is provided with the extrusion component 5, the bottom of the extrusion component 5 is provided with the limiting component 6, and the surface of the pressing wheel 13 is provided with the separating component 7.
[0024] The number of the positioning holes 8 is two, the two positioning holes 8 are symmetrically arranged with the seeding device 1 as the center, the reinforcing frame 10 is located at the end, away from the mounting frame 2, of the seeding device 1, the end of the supporting rod 12 extends to the outer end of the seeding device 1, the number of the elastic rods 11 is two, the two elastic rods 11 are symmetrically arranged with the supporting rod 12 as the center, and the bottom of the pressing wheel 13 and the bottom of the supporting wheel 3 are horizontally arranged.
[0025] The end, away from the shaft rod 15, of the movable plate 14 is arranged to be inclined downwards, the number of the limiting plates 16 is four, the four limiting plates 16 are arranged in two groups, and the number of each group is two, the two limiting plates 16 are symmetrically arranged with the movable plate 14 as the center, and the surface of the limiting plate 16 is slidably connected with the inner wall of the round hole frame 17.
[0026] The extrusion part 5 comprises a fixed ring 20, the surface of the fixed ring 20 is fixedly connected with the surface of the support rod 12, the inner wall of the fixed ring 20 is rotationally connected with a screw hole adjusting rod 21, the inner wall of the screw hole adjusting rod 21 is threadedly connected with a threaded rod 22, the bottom of the threaded rod 22 is fixedly connected with an extrusion rod 23, the surface of the seeding device 1 is fixedly connected with a bent plate 25, the surface of the bent plate 25 is slidingly connected with a sliding frame 24, the surface of the sliding frame 24 is fixedly connected with a linkage plate 26, the end, away from the sliding frame 24, of the linkage plate 26 is fixedly connected with the surface of the extrusion rod 23, the surface of the sliding frame 24 is slidingly connected with the bent plate 25, the linkage plate 26 is limited to the extrusion rod 23 through the sliding frame 24, so that the height of the extrusion rod 23 is adjusted by the screw hole adjusting rod 21, the screw hole adjusting rod 21 is rotated in the inside of the fixed ring 20, the screw hole adjusting rod 21 drives the threaded rod 22 to move downwards through the thread, the rolling wheel 13 moves downwards through the elastic rod 11 and its own weight, the extrusion rod 23 moves downwards with the threaded rod 22, when the rolling wheel 13 moves to the lower side of the seeding device 1, the extrusion rod 23 extrudes and limits the movable plate 14.
[0027] The fixed ring 20 is located at the surface center of the support rod 12, the end of the screw hole adjusting rod 21 extends to the outer end of the fixed ring 20, the bottom of the threaded rod 22 extends to the bottom outer end of the screw hole adjusting rod 21, and the bottom of the extrusion rod 23 is in contact with the surface of the movable plate 14.
[0028] The top of the bent plate 25 is fixedly connected with the bottom of the reinforcing frame 10, the number of the linkage plates 26 is two, the two linkage plates 26 are symmetrically arranged with the sliding frame 24 as the center, and the bottom of the bent plate 25 extends to the bottom outer end of the sliding frame 24.
[0029] The limiting part 6 comprises a synchronous plate 30, the end of the synchronous plate 30 is fixedly connected with the surface of the sliding frame 24, the bottom of the synchronous plate 30 is fixedly connected with a pressure frame 33, the top of the pressure frame 33 is fixedly connected with a top rod 34, the top of the top rod 34 is fixedly connected with the bottom of the extrusion rod 23, the inside of the pressure frame 33 is slidingly connected with a round rod 31, the surface of the round rod 31 is sleeved with a telescopic rod 35, the end, away from the round rod 31, of the telescopic rod 35 is rotationally connected with the inner wall of the positioning hole 8, the surface of the round rod 31 is fixedly connected with a cylindrical pad 32, the extrusion rod 23 moves downwards and pushes the pressure frame 33 to move downwards through the top rod 34, the pressure frame 33 pushes the round rod 31 to move synchronously when moving downwards, the round rod 31 pushes the telescopic rod 35 to rotate in the inside of the positioning hole 8 when moving, the round rod 31 is limited through the connection of the positioning hole 8 and the telescopic rod 35, thereby improving the stability of the round rod 31 and the extrusion rod 23 in the lifting operation.
[0030] The pressure frame 33 is located below the extrusion rod 23, the end of the round rod 31 extends to the outer end of the pressure frame 33, the number of telescopic rods 35 is two, the two telescopic rods 35 are symmetrically arranged with the pressure frame 33 as the center, and the end of the telescopic rod 35 close to the round rod 31 extends to the outer end of the positioning hole 8. The round rod 31 is located below the movable plate 14.
[0031] The separation component 7 includes a rectangular frame 40, the bottom of the rectangular frame 40 is fixedly connected with the lower surface of the movable plate 14, the central surface of the rectangular frame 40 is fixedly connected with an inclined plate 41, the bottom of the inclined plate 41 is fixedly connected with a triangular arc-shaped plate 42, the end of the triangular arc-shaped plate 42 is fixedly connected with two auxiliary plates 43, the rectangular frame 40 is fixed on the surface of the movable plate 14, the triangular arc-shaped plate 42 is fixed through the connection of the rectangular frame 40 and the inclined plate 41, thereby improving the stability of the triangular arc-shaped plate 42 during operation, and the center of the triangular arc-shaped plate 42 is located at the center of the roller 13. When the surface of the roller 13 is attached with soil, the soil will be separated by the triangular arc-shaped plate 42 during the rotation of the roller 13, and the soil will move to the surface of the auxiliary plate 43 along the arc of the triangular arc-shaped plate 42 and finally fall off, so as to complete the cleaning of the roller 13 and avoid that the surface of the roller 13 is attached with a large amount of soil to affect the rolling effect; The surface of the triangular arc-shaped plate 42 and the surface of the auxiliary plate 43 are in contact with the surface of the roller 13, and the rectangular frame 40 is located above the roller 13.
[0032] The use method of the soil covering and rolling device for agricultural planting includes the following steps: S1: When the movable plate 14 rotates, the movable plate 14 pushes the roller 13 to rotate downward below the seeding device 1, after the bottom of the roller 13 is located below the supporting wheel 3, the movable plate 14 and the roller 13 are limited by the extrusion component 5, and after the agricultural machine lowers the seeding device 1, the roller 13 supports the seeding device 1, so that the weight of the seeding device 1 acts on the roller 13; S2: The threaded hole adjusting rod 21 drives the threaded rod 22 to move downward, and when the roller 13 moves downward by the elastic rod 11 and its own weight, the extrusion rod 23 moves downward with the threaded rod 22, and after the roller 13 moves below the seeding device 1, the extrusion rod 23 extrudes and limits the movable plate 14; S3: When the extrusion rod 23 moves downward, the pressure frame 33 moves downward by the top rod 34, the pressure frame 33 moves downward to push the round rod 31 to move synchronously, the round rod 31 pushes the telescopic rod 35 to rotate in the positioning hole 8 during movement, the round rod 31 is limited by the connection of the positioning hole 8 and the telescopic rod 35, thereby improving the stability of the round rod 31 and the extrusion rod 23 during lifting operation; S4: the center of the triangular arc-shaped plate 42 is located at the center of the roller 13, when the surface of the roller 13 is attached with soil, the soil will be separated by the triangular arc-shaped plate 42 during the rotation of the roller 13, and the soil will move to the surface of the auxiliary plate 43 along the arc of the triangular arc-shaped plate 42 and finally fall off.
[0033] When in use, the mounting frame 2 is arranged on the surface of the seeding device 1, the seeding device 1 is mounted with the agricultural machine through the mounting frame 2, so that the agricultural machine drives the seeding device 1 to perform the seeding operation, when the soil needs to be compacted after the seeding is completed, the seeding device 1 is lifted by the agricultural machine, and then the extrusion component 5 is twisted to move downward, at this time, the elastic rod 11 fixed at the bottom of the supporting rod 12 extends downward, the elastic rod 11 moves downward through the round hole frame 17, the round hole frame 17 moves downward to push the movable plate 14 to rotate around the shaft rod 15 as the fulcrum, the movable plate 14 pushes the roller 13 to rotate downward to the lower side of the seeding device 1 when rotating, after the bottom of the roller 13 is located below the supporting wheel 3, the movable plate 14 and the roller 13 are limited by the extrusion component 5, and then the roller 13 supports the seeding device 1 after the seeding device 1 is placed down by the agricultural machine, so that the weight of the seeding device 1 acts on the roller 13, thereby improving the compacting effect of the roller 13 on the soil, and the soil is in close contact with the seeds when the roller 13 compacts the soil by the weight of the seeding device 1, so that the seeds absorb the water in the soil to grow, the round hole frame 17 is limited on the surface of the movable plate 14 by the limiting plate 16, thereby improving the stability of the round hole frame 17 during movement and avoiding the situation that the round hole frame 17 is stuck, when the roller 13 needs to be stored, the height of the seeding device 1 is adjusted by the agricultural machine, the extrusion component 5 is adjusted to move upward, the seeding device 1 is placed down by the agricultural machine after the adjustment is completed, the roller 13 expands outward under the pressure of the seeding device 1, so that the roller 13 is reset, thereby improving the convenience of the operator during adjustment; The sliding frame 24 is slidably connected with the surface of the bent plate 25, the extrusion rod 23 is limited by the connecting plate 26 through the sliding frame 24, so that the height of the extrusion rod 23 is adjusted by the threaded hole adjusting rod 21, the threaded hole adjusting rod 21 rotates in the inner part of the fixing ring 20, the threaded hole adjusting rod 21 drives the threaded rod 22 to move downward through the thread, the extrusion rod 23 moves downward with the threaded rod 22 when the roller 13 moves downward by the elastic rod 11 and the weight of the roller 13, the extrusion rod 23 limits the movable plate 14 after the roller 13 moves to the lower side of the seeding device 1, thereby avoiding the situation that the roller 13 is reset after the weight of the seeding device 1 acts on the roller 13, and improving the stability of the roller 13 during the compacting operation on the soil; The extrusion rod 23 is pushed downward by the top rod 34, the pressure frame 33 is pushed downward, the circular rod 31 is pushed to move synchronously, the telescopic rod 35 is rotated inside the positioning hole 8, the circular rod 31 is limited by the connection of the positioning hole 8 and the telescopic rod 35, thereby improving the stability of the circular rod 31 and the extrusion rod 23 during lifting operation, the circular rod 31 slides inside the pressure frame 33, so that the circular rod 31 has a moving space to avoid being stuck, the circular rod 31 cooperates with the extrusion rod 23 to limit the movable plate 14, improving the stability of the movable plate 14 supporting the rolling wheel 13, when the rolling wheel 13 is in the reset state, the circular rod 31 supports the movable plate 14, avoiding falling during movement; The rectangular frame 40 is fixed on the surface of the movable plate 14, the triangular arc-shaped plate 42 is fixed through the connection of the rectangular frame 40 and the inclined plate 41, improving the stability of the triangular arc-shaped plate 42 during operation, the center of the triangular arc-shaped plate 42 is located at the center of the rolling wheel 13, when the surface of the rolling wheel 13 is attached with soil, the soil will be separated by the triangular arc-shaped plate 42 during the rotation of the rolling wheel 13, the soil moves to the surface of the auxiliary plate 43 and finally falls off along with the arc of the triangular arc-shaped plate 42, thereby completing the cleaning of the rolling wheel 13, avoiding the influence of a large amount of soil attached to the surface of the rolling wheel 13 on the rolling effect, the auxiliary plate 43 also cleans the rolling wheel 13 during rotation, improving the cleaning effect of the rolling wheel 13.
[0034] The above disclosed preferred embodiments of the application are only used to help explain the application. The preferred embodiments do not describe all the details and do not limit the application to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and describes these embodiments in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and their entire scope and equivalents.
Claims
1. An agricultural planting soil covering and pressing device, comprising a seeding device (1), the upper surface of the seeding device (1) is fixedly connected with a mounting frame (2), the lower surface of the seeding device (1) is rotatably connected with a supporting wheel (3), and the bottom of the seeding device (1) is provided with a positioning hole (8), characterized in that, The surface of the seeding device (1) is provided with a tamping component (4); The tamping component (4) comprises a reinforcing frame (10), the inner wall of the reinforcing frame (10) is fixedly connected with the upper surface of the seeding device (1), the surface of the reinforcing frame (10) is fixedly connected with a support rod (12), the bottom of the support rod (12) is fixedly connected with an elastic rod (11), the surface of the seeding device (1) is fixedly connected with a shaft rod (15), the surface of the shaft rod (15) is rotatably connected with a movable plate (14), the end of the movable plate (14) away from the shaft rod (15) is rotatably connected with a tamping wheel (13), the surface of the movable plate (14) is fixedly connected with a limiting plate (16), the surface of the movable plate (14) is slidably connected with a circular hole frame (17), the top of the circular hole frame (17) is hingedly connected with the bottom of the elastic rod (11), the surface of the support rod (12) is provided with an extrusion component (5), the lower side of the extrusion component (5) is provided with a limiting component (6), and the surface of the tamping wheel (13) is provided with a separation component (7).
2. The soil covering and compacting device for agricultural planting according to claim 1, characterized in that: The number of the positioning holes (8) is two, the two positioning holes (8) are symmetrically arranged with the seeding device (1) as the center, the reinforcing frame (10) is located at the end of the seeding device (1) away from the mounting frame (2), the end of the support rod (12) extends to the outer end of the seeding device (1), the number of the elastic rods (11) is two, the two elastic rods (11) are symmetrically arranged with the support rod (12) as the center, and the bottom of the tamping wheel (13) and the bottom of the supporting wheel (3) are horizontally arranged.
3. The soil covering and compacting device for agricultural planting according to claim 2, characterized in that: The end of the movable plate (14) away from the shaft rod (15) is arranged to be inclined downward, the number of the limiting plates (16) is four, the four limiting plates (16) are arranged in two groups, and the number of each group is two, the two limiting plates (16) are symmetrically arranged with the movable plate (14) as the center, and the surface of the limiting plate (16) is slidably connected with the inner wall of the circular hole frame (17).
4. The soil covering and compacting device for agricultural planting according to claim 3, characterized in that: The extrusion component (5) comprises a fixed ring (20), the surface of the fixed ring (20) is fixedly connected with the surface of the support rod (12), the inner wall of the fixed ring (20) is rotatably connected with a threaded hole adjusting rod (21), the inner wall of the threaded hole adjusting rod (21) is threadedly connected with a threaded rod (22), the bottom of the threaded rod (22) is fixedly connected with an extrusion rod (23), the surface of the seeding device (1) is fixedly connected with a bent plate (25), the surface of the bent plate (25) is slidably connected with a sliding frame (24), the surface of the sliding frame (24) is fixedly connected with a linkage plate (26), and the end of the linkage plate (26) away from the sliding frame (24) is fixedly connected with the surface of the extrusion rod (23).
5. The soil covering and compacting device for agricultural planting according to claim 4, characterized in that: The fixed ring (20) is located at the surface center of the support rod (12), the end of the threaded hole adjusting rod (21) extends to the outer end of the fixed ring (20), the bottom of the threaded rod (22) extends to the bottom outer end of the threaded hole adjusting rod (21), and the bottom of the extrusion rod (23) is in contact with the surface of the movable plate (14).
6. The soil covering and compacting device for agricultural planting according to claim 5, characterized in that: The top of the bending plate (25) is fixedly connected with the bottom of the reinforcing frame (10), the number of the linkage plates (26) is two, the two linkage plates (26) are symmetrically arranged with the sliding frame (24) as the center, and the bottom of the bending plate (25) extends to the bottom outer end of the sliding frame (24).
7. The soil covering and compacting device for agricultural planting according to claim 6, characterized in that: The limiting part (6) comprises a synchronous plate (30), the end of the synchronous plate (30) is fixedly connected with the surface of the sliding frame (24), the bottom of the synchronous plate (30) is fixedly connected with a pressure frame (33), the top of the pressure frame (33) is fixedly connected with a top rod (34), the top of the top rod (34) is fixedly connected with the bottom of the extrusion rod (23), the inside of the pressure frame (33) is slidably connected with a round rod (31), the surface of the round rod (31) is sleeved with a telescopic rod (35), one end of the telescopic rod (35) away from the round rod (31) is rotatably connected with the inner wall of the positioning hole (8), and the surface of the round rod (31) is fixedly connected with a cylindrical pad (32).
8. The soil covering and compacting device for agricultural planting according to claim 7, characterized in that: The pressure frame (33) is located below the extrusion rod (23), the end of the round rod (31) extends to the outer end of the pressure frame (33), the number of the telescopic rods (35) is two, the two telescopic rods (35) are symmetrically arranged with the pressure frame (33) as the center, one end of the telescopic rod (35) close to the round rod (31) extends to the outer end of the positioning hole (8), and the round rod (31) is located below the movable plate (14).
9. The soil covering and compacting device for agricultural planting according to claim 8, characterized in that: The separating part (7) comprises a rectangular frame (40), the bottom of the rectangular frame (40) is fixedly connected with the lower surface of the movable plate (14), the central surface of the rectangular frame (40) is fixedly connected with an inclined plate (41), the bottom of the inclined plate (41) is fixedly connected with a triangular arc-shaped plate (42), and the end of the triangular arc-shaped plate (42) is fixedly connected with two auxiliary plates (43). The surface of the triangular arc-shaped plate (42) and the surface of the auxiliary plate (43) are in contact with the surface of the rolling wheel (13), and the rectangular frame (40) is located above the rolling wheel (13).
10. The method of using a soil covering and compacting device for agricultural planting according to claim 9, wherein, The method comprises the following steps: S1: when the movable plate (14) rotates, the rolling wheel (13) is pushed to rotate downwards below the seeding device (1), after the bottom of the rolling wheel (13) is located below the supporting wheel (3), the movable plate (14) and the rolling wheel (13) are limited by the extrusion part (5), after the seeding device (1) is put down by the agricultural machine, the rolling wheel (13) supports the seeding device (1), so that the weight of the seeding device (1) acts on the rolling wheel (13); S2: the threaded rod (22) is driven downward by the screw hole adjusting rod (21), when the rolling wheel (13) moves downward by the elastic rod (11) and its own weight, the extrusion rod (23) moves downward by the threaded rod (22), after the rolling wheel (13) moves below the seeding device (1), the extrusion rod (23) extrudes and limits the movable plate (14). S3: When the extrusion rod (23) moves downward, the pressure frame (33) is pushed downward by the jacking rod (34), and the circular rod (31) is pushed to move synchronously when the pressure frame (33) moves downward, and the telescopic rod (35) is rotated inside the positioning hole (8) when the circular rod (31) moves, and the circular rod (31) is limited by the connection of the positioning hole (8) and the telescopic rod (35), thereby improving the stability of the circular rod (31) and the extrusion rod (23) during lifting operation; S4: The center of the triangular arc-shaped plate (42) is located at the center of the roller (13), when the surface of the roller (13) is attached with soil, the soil will be separated by the triangular arc-shaped plate (42) in the process of the roller (13) rotating, and the soil moves to the surface of the auxiliary plate (43) along the arc of the triangular arc-shaped plate (42) and finally falls off.