Soil loosening device for grassland planting

Abstract

The utility model relates to the field of agricultural planting equipment, and provides a soil loosening device for grassland planting, the soil loosening device comprises a device assembly, the device assembly is provided with a soil loosening mechanism for loosening soil and a scattering mechanism for scattering soil, and the soil loosening mechanism is located at the front end of the scattering mechanism in the moving direction of the device assembly; the soil loosening mechanism comprises a fixed column fixed to the device assembly and a plurality of crushing wheel sets arranged on the fixed column in a sliding and sleeving mode, and the adjacent crushing wheel sets are arranged at intervals. A linkage component is arranged on the outer side of each crushing wheel set, all the linkage components are jointly connected with a connecting column, and an eccentric mechanism used for driving the connecting column to move in a reciprocating mode is arranged at one end of the connecting column. On the basis, sufficient and comprehensive soil loosening operation can be carried out on the grassland, and the possibility that a soil body still has caking after operation is completed is reduced.

Description

Technical Field

[0001] The present application relates to the field of agricultural planting equipment, and in particular to a soil loosening device for grassland planting. Background Art

[0002] Before planting plants on the grassland, it is often necessary to plow and loosen the soil to make the grassland soft and breathable, which will facilitate the rapid absorption of water and nutrients after the seeds are sown, ensuring the normal growth of the plants.

[0003] The existing Chinese patent with authorization announcement number CN217546648U discloses an efficient land preparation and loosening device, including a tractor connecting bracket, a vertical linkage bracket is installed at the bottom end of the tractor connecting bracket, and a horizontal recess is installed on the lower surface of the vertical linkage bracket, and a loosening assembly is installed in front of the outer wall of the horizontal recess; wherein the loosening assembly includes two L-shaped brackets installed in front of the outer wall of the horizontal recess, a transmission rod is installed between the two L-shaped brackets, and a plurality of crushing gears are fixed on the transmission rod at equal distances along the axial direction; a driving motor for rotating the transmission rod is connected to the end of the transmission rod, and the rotation of the driving motor drives the transmission rod to rotate, so that each crushing gear can directly crush and loosen the soil to improve the loosening efficiency.

[0004] However, due to the gap formed between adjacent crushing gears, when the operator operates the loosening device to move and loosen the grass, the grass located in the gap between the adjacent crushing gears is difficult to be turned over by the loosening device, so that some soil lumps still exist after the loosening operation is completed, which affects the effectiveness of the loosening operation and needs to be improved. Utility Model Content

[0005] Based on this, the present application provides a soil loosening device for grassland planting, which can fully and comprehensively loosen the soil on the grassland and reduce the possibility of soil caking after the operation is completed.

[0006] The present application provides a soil loosening device for grassland planting using the following technical solutions:

[0007] A soil loosening device for grassland planting comprises a device assembly, wherein the device assembly is provided with a soil loosening mechanism for loosening the soil and a soil breaking mechanism for breaking up the soil, wherein the soil loosening mechanism is located at the front end of the soil breaking mechanism along the moving direction of the device assembly;

[0008] The loosening mechanism includes a fixed column fixed to the device assembly and multiple groups of crushing wheel groups slidably sleeved on the fixed column, and adjacent crushing wheel groups are arranged at intervals; a linkage component is provided on the outside of each crushing wheel group, and each linkage component is commonly connected to a connecting column, and an eccentric mechanism is provided at one end of the connecting column for driving the connecting column to move back and forth.

[0009] By adopting the above-mentioned technical scheme, the present application sets a loosening mechanism to loosen the soil of the grassland, and after loosening the soil, loosens the grassland soil through a breaking up mechanism, so as to better turn the soil and improve the efficiency of loosening the soil; and, when the crushing wheel group of the loosening mechanism is partially inserted into the grassland soil and turns the soil, the eccentric mechanism set can force each group of crushing wheel groups to move back and forth along the extension direction of the connecting column, thereby shoveling the gap area between adjacent crushing wheel groups, which is conducive to sufficient and comprehensive loosening of the grassland and reduces the possibility of soil caking after the operation is completed.

[0010] Optionally, the cross-sectional shape of the fixed column is set to be rectangular, and the linkage component includes a fixed portion fixed to the connecting column and two limiting portions arranged on the fixed portion, each limiting portion is provided with a first through-hole for the fixed column to match and pass through; the two limiting portions are respectively located on two opposite sides of the crushing wheel group.

[0011] By adopting the above-mentioned technical solution, by arranging the two limiting parts of the linkage component on the two opposite sides of the crushing wheel group, the linkage component can drive the crushing wheel group to move smoothly; and by setting the cross-sectional shape of the fixed column to a rectangle, the linkage component can limit the circumferential rotation of the crushing wheel group while driving the crushing wheel group to move, which is conducive to making the crushing wheel group better contact with the grass soil and turn it over.

[0012] Optionally, the crushing wheel assembly includes a sliding block slidably mounted on the fixed column and a crushing gear rotatably connected to the sliding block, a second through hole is provided on the side of the sliding block for the fixed column to pass through, and the sliding block is located between the two limiting parts.

[0013] By adopting the above-mentioned technical solution, the sliding block clamped between the two limiting parts can make the crushing wheel group move together with the linkage component, and the crushing gear rotatably connected to the sliding block can make the crushing gear rotate around its own central axis when the operator pushes the device assembly to move, thereby smoothly turning over the grass soil to complete the loosening operation.

[0014] Optionally, the number of crushing gears installed on one sliding block is set to two, the two crushing gears are symmetrically arranged on both sides of the sliding block, and the central axis of each crushing gear is arranged at an angle to the extension direction of the sliding block.

[0015] By adopting the above-mentioned technical solution, by symmetrically installing two crushing gears on two opposite sides of the sliding block and setting the crushing gears at an angle, when the operator pushes the device assembly and drives the crushing gears to turn over the soil, the turned-up soil can be pushed to both sides of the sliding block, which is beneficial to reducing the resistance of the device assembly when it is moving and alleviating the labor intensity of the operators.

[0016] Optionally, the eccentric mechanism includes a rotating disk rotatably connected to the device assembly and a first driving member for driving the rotating disk to rotate. The rotating disk is rotatably connected to a push rod, which is eccentrically arranged between the push rod and the rotating disk; one end of the push rod away from the rotating disk is rotatably connected to the connecting column.

[0017] By adopting the above-mentioned technical solution, by making the push rod eccentrically rotate and connected to the rotating disk, the first driving member is controlled to drive the rotating disk to rotate, and the push rod can pull the connecting column to reciprocate along its own extension direction, thereby driving the fixed column and each group of crushing wheel groups to reciprocate, thereby fully and comprehensively loosening the grass and reducing the possibility of soil caking after the operation is completed.

[0018] Optionally, a reset mechanism for applying force to the connecting column is provided at one end of the connecting column away from the eccentric mechanism, and the reset mechanism includes a mounting seat fixed to the device assembly and an abutment member movably connected to the mounting seat, and an elastic member is provided between the abutment member and the mounting seat, and the elastic member is used to force the abutment member to always abut against the connecting column.

[0019] By adopting the above-mentioned technical solution, an elastic member is provided to generate an elastic force acting on the abutment member, so that the abutment member can be forced to always abut against the connecting column, and then when the eccentric mechanism drives the connecting column to move back and forth, the elastic force of the elastic member can partially offset the soil resistance exerted on the crushing wheel group, so as to facilitate the smooth movement of the linkage components and each group of crushing wheel groups, and then smoothly turn over the grassland soil.

[0020] Optionally, the breaking up mechanism includes two cutter wheel components rotatably arranged at the bottom of the device assembly, and the two cutter wheel components rotate towards each other through a transmission structure, and one of the cutter wheel components is connected to a second driving member for rotating it.

[0021] By adopting the above technical solution and controlling the action of the second driving member, the cutter wheel components can be forced to rotate towards each other, thereby further breaking up the soil turned up by the crushing wheel group, thereby reducing the possibility of soil agglomeration after the operation is completed.

[0022] Optionally, a soil retaining plate is installed on the side of the device assembly, and the soil retaining plate is located at the rear end of the scattering mechanism along the moving direction of the device assembly.

[0023] By adopting the above technical solution, after the grassland soil is broken and loosened by the loosening mechanism and the scattering mechanism, the soil can be pressed and flattened again through the set retaining plate, so that the grassland becomes flat again to facilitate subsequent sowing operations.

[0024] In summary, the present application includes at least one of the following beneficial technical effects:

[0025] 1. The loosening mechanism is set to loosen the grassland, and the loosening mechanism is used to loosen the grassland soil after loosening the soil, so that the soil can be turned over better and the efficiency of loosening the soil can be improved;

[0026] 2. The eccentric mechanism can force each group of crushing wheel groups to move back and forth along the extension direction of the connecting column, thereby shoveling the gap area between adjacent crushing wheel groups, which is conducive to full and comprehensive soil loosening of the grassland and reduces the possibility of soil caking after the operation is completed;

[0027] 3. After the grassland soil is broken and loosened by the loosening mechanism and the scattering mechanism, the soil can be pressed and flattened again through the set retaining plate, so that the grassland becomes flat again, which is convenient for subsequent sowing operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the overall structure of this embodiment;

[0029] Figure 2 is a bottom view of the overall structure of this embodiment;

[0030] Figure 3 It is a structural schematic diagram of another direction of the overall structure of this embodiment;

[0031] Figure 4 is a schematic diagram of the structure of the forced wheel set and the linkage component in this embodiment;

[0032] Figure 5 It is a schematic diagram of the overall structure after the protective cover is disassembled in this embodiment.

[0033] Explanation of the reference numerals: 1. Device assembly; 11. Travel wheel; 12. Force handle; 13. Mounting bracket; 2. Soil loosening mechanism; 21. Fixed column; 22. Crushing wheel group; 23. Sliding block; 231. Second through hole; 24. Crushing gear; 3. Linkage component; 31. Fixed part; 32. Limiting part; 321. First through hole; 4. Connecting column; 5. Eccentric mechanism; 51. Rotating disk; 52. First driving member; 53. Push rod; 6. Reset mechanism; 61. Mounting seat; 611. Movable groove; 62. Abutment member; 63. Elastic member; 7. Breaking up mechanism; 71. Knife wheel component; 72. Second driving member; 73. Protective cover; 8. Earth retaining plate. DETAILED DESCRIPTION

[0034] The following is combined with Figure 1-5 This application is described in further detail.

[0035] The embodiment of the present application discloses a soil loosening device for grassland planting.

[0036] Reference Figure 1A soil loosening device for grass planting includes a device assembly 1, wherein the device assembly 1 is rotatably mounted with a plurality of walking wheels 11 for an operator to push the device assembly 1 to move, and a force application handle 12 for an operator to push is provided on the top of the device assembly 1; Figure 2 The device assembly 1 is provided with a loosening mechanism 2 for loosening the soil, a scattering mechanism 7 for breaking up the soil, and a retaining plate 8 for leveling the soil. The loosening mechanism 2 is located at the front end of the scattering mechanism 7 along the moving direction of the device assembly 1; the retaining plate 8 is located on the side of the device assembly 1, and the retaining plate 8 is located at the rear end of the scattering mechanism 7 along the moving direction of the device assembly 1.

[0037] Reference Figure 3 The front end of the device assembly 1 is fixed with a mounting bracket 13; the loosening mechanism 2 includes a fixed column 21 and a crushing wheel group 22, the cross-sectional shape of the fixed column 21 is set to be rectangular, and the fixed column 21 is fixedly connected to the mounting bracket 13; there are multiple crushing wheel groups 22, each crushing wheel group 22 is slidably sleeved on the fixed column 21, and various crushing wheel groups 22 are arranged at equal intervals. Figure 4 The crushing wheel assembly 22 includes a sliding block 23 and a crushing gear 24. A second through hole 231 is provided on the side of the sliding block 23. The sliding block 23 can be slidably mounted on the fixed column 21 through the second through hole 231, so that the sliding block 23 can slide along the extension direction of the fixed column 21.

[0038] The number of crushing gears 24 in each group of crushing wheel groups 22 is set to two, and the crushing gears 24 are rotatably connected to the sliding block 23, and the two crushing gears 24 are symmetrically arranged on two opposite sides of the sliding block 23; and the central axis of each crushing gear 24 is arranged at an angle to the extension direction of the sliding block 23, so that when the operator pushes the device assembly 1 and drives the crushing gears 24 to turn over the soil, the turned-up soil can be pushed to the two sides of the sliding block 23, which is used to reduce the resistance of the device assembly 1 when it moves, thereby reducing the labor intensity of the operators.

[0039] Back to Figure 3 A linkage component 3 is provided on the outside of each group of crushing wheel groups 22, and each linkage component 3 is commonly connected to a connecting column 4. The connecting column 4 can drive all the linkage components 3 to move at once, and then drive each group of crushing wheel groups 22 to move along the extension direction of the fixed column 21, so as to fully and comprehensively loosen the grass and reduce the possibility of soil caking after the operation is completed.

[0040] Reference Figure 4The linkage component 3 includes an integrally formed fixing portion 31 and a limiting portion 32. The fixing portion 31 is used to be fixed to the connecting column 4. There are two limiting portions 32, which are located on the same side of the fixing portion 31 and are spaced apart from each other. A through first through hole 321 is provided on the side of each limiting portion 32. The limiting portion 32 can be slidably mounted on the fixing column 21 through the first through hole 321. After the two limiting portions 32 are installed, the sliding block 23 can be located between the two limiting portions 32, so that the movement of the linkage component 3 can smoothly drive the sliding block 23 and the crushing gear 24 to move.

[0041] Reference Figure 2 , Figure 3 , an eccentric mechanism 5 for driving the connecting column 4 to move is provided at one end of the connecting column 4; the eccentric mechanism 5 includes a rotating disk 51 and a first driving member 52, wherein the first driving member 52 in this embodiment is a rotating motor, the first driving member 52 is fixed to the top of the device assembly 1, and the rotating disk 51 is coaxially connected to the output end of the first driving member 52, so that the operation of the first driving member 52 can drive the rotating disk 51 to rotate smoothly; the top surface of the rotating disk 51 is rotatably connected with a push rod 53, the push rod 53 is eccentrically arranged between the rotating disk 51, and the push rod 53 is rotatably connected to the connecting column 4 at one end away from the rotating disk 51, so that when the rotating disk 51 rotates, the push rod 53 can be used to drive the connecting column 4, the linkage component 3 and the crushing wheel group 22 to move back and forth along the extension direction of the fixed column 21.

[0042] Back to Figure 3 , a reset mechanism 6 is provided at one end of the connecting column 4 away from the eccentric mechanism 5, and the reset mechanism 6 includes a mounting seat 61, abutment 62 and an elastic member 63; wherein, the mounting seat 61 is fixed to the top of the device assembly 1, and a through movable groove 611 is provided on the side of the mounting seat 61, and the abutment 62 is movably installed in the movable groove 611; the elastic member 63 in this embodiment uses a tension spring, one end of the elastic member 63 is hooked and fixed to the mounting seat 61, and the other end of the elastic member 63 is hooked and fixed to the abutment 62; the elastic member 63 can always generate an elastic force acting on the abutment 62, so that the abutment 62 always abuts against the connecting column 4, and then when the eccentric mechanism 5 drives the connecting column 4 to move back and forth, the elastic force of the elastic member 63 can partially offset the soil resistance suffered by the crushing wheel group 22, so as to facilitate the smooth movement of the linkage component 3 and each group of crushing wheel groups 22, and then smoothly turn over the grassland soil.

[0043] Reference Figure 2 , Figure 5, the breaking up mechanism 7 includes two cutter wheel components 71 which are rotatably connected to the device assembly 1. The two cutter wheel components 71 are located at the bottom of the device assembly 1, and the axial direction of the cutter wheel component 71 is in the same direction as the vertical direction; the rotating shaft of the cutter wheel component 71 is passed through the top of the device assembly 1, and is connected by gear meshing transmission to realize the two cutter wheel components 71 rotating in opposite directions. In addition, the top fixed frame of the device assembly 1 is provided with a second driving member 72. The second driving member 72 in this embodiment also uses a rotating motor. The output end of the second driving member 72 is coaxially connected to one of the cutter wheel components 71, which is used to control the rotation of the cutter wheel component 71, and can further break up the soil turned up by the crushing gear 24, thereby reducing the possibility of soil agglomeration after the operation is completed. In addition, returning to Figure 3 The surface cover of the gear and the second driving member 72 is provided with a protective cover 73, which is used to protect the operator and reduce the possibility of accidental injury.

[0044] The above are preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A soil loosening device for grassland planting, characterized in that: The invention comprises a device assembly (1), wherein the device assembly (1) is provided with a loosening mechanism (2) for loosening soil and a scattering mechanism (7) for scattering soil, wherein the loosening mechanism (2) is located at the front end of the scattering mechanism (7) along the moving direction of the device assembly (1); wherein: The loosening mechanism (2) comprises a fixed column (21) fixed to the device assembly (1) and a plurality of crushing wheel groups (22) slidably sleeved on the fixed column (21), with adjacent crushing wheel groups (22) arranged at intervals; a linkage component (3) is provided on the outer side of each crushing wheel group (22), each of the linkage components (3) is commonly connected to a connecting column (4), and an eccentric mechanism (5) for driving the connecting column (4) to reciprocate is provided at one end of the connecting column (4).

2. The soil loosening device for grassland planting according to claim 1, characterized in that: The cross-sectional shape of the fixing column (21) is set to be rectangular, and the linkage component (3) comprises a fixing portion (31) fixed to the connecting column (4) and two limiting portions (32) arranged on the fixing portion (31), each of the limiting portions (32) is provided with a first through hole (321) for the fixing column (21) to pass through; the two limiting portions (32) are respectively located at two opposite sides of the crushing wheel group (22).

3. The soil loosening device for grassland planting according to claim 2, characterized in that: The crushing wheel assembly (22) comprises a sliding block (23) slidably sleeved on a fixed column (21) and a crushing gear (24) rotatably connected to the sliding block (23); a second through hole (231) for the fixed column (21) to pass through is provided on a side surface of the sliding block (23); and the sliding block (23) is located between two limiting portions (32).

4. The soil loosening device for grassland planting according to claim 3, characterized in that: The number of crushing gears (24) mounted on one sliding block (23) is set to two, the two crushing gears (24) are symmetrically arranged on both sides of the sliding block (23), and the central axis of each crushing gear (24) is arranged at an angle to the extension direction of the sliding block (23).

5. The soil loosening device for grassland planting according to claim 1, characterized in that: The eccentric mechanism (5) comprises a rotating disk (51) rotatably connected to the device assembly (1) and a first driving member (52) for driving the rotating disk (51) to rotate; the rotating disk (51) is rotatably connected to a push rod (53), and the push rod (53) is eccentrically arranged between the rotating disk (51); and one end of the push rod (53) away from the rotating disk (51) is rotatably connected to a connecting column (4).

6. The soil loosening device for grassland planting according to claim 1, characterized in that: A reset mechanism (6) for applying a force to the connecting column (4) is provided at one end of the connecting column (4) away from the eccentric mechanism (5); the reset mechanism (6) comprises a mounting seat (61) fixed to the device assembly (1) and an abutment member (62) movably connected to the mounting seat (61); an elastic member (63) is provided between the abutment member (62) and the mounting seat (61); the elastic member (63) is used to force the abutment member (62) to always abut against the connecting column (4).

7. The soil loosening device for grassland planting according to claim 1, characterized in that: The scattering mechanism (7) comprises two cutter wheel components (71) rotatably arranged at the bottom of the device assembly (1), the two cutter wheel components (71) being able to rotate towards each other via a transmission structure, and one of the cutter wheel components (71) is connected to a second driving member (72) for rotating it.

8. The soil loosening device for grassland planting according to claim 1, characterized in that: A soil retaining plate (8) is installed on the side of the device assembly (1), and the soil retaining plate (8) is located at the rear end of the scattering mechanism (7) along the moving direction of the device assembly (1).

Images