Press wheel with adjustable press angle
By designing an adjustable suppression wheel structure, the problem of difficulty in adjusting the suppression wheel on the seed machine is solved, and the crop coverage needs for different sowing depths are achieved. The operation is simple and safe, and the soil covering thickness needs of different crops are met.
Patent Information
- Application Number
- CN202420356749.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-26
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-02-26
AI Technical Summary
The depth and angle adjustment of the suppression wheel on existing seeders is troublesome, and it is difficult to meet the crop coverage needs of different sowing depths.
A suppression wheel with adjustable suppression angle was designed. By setting up a rear main board, suppression main board, suppression side board, suppression fixed pipe, suppression spring, spring jack, spring jack, wheel shaft, side coupling and suppression wheel, suppression The depth and angle of the wheel are adjusted, and the spacing of the suppression wheel is adjusted by adjusting the long hole, fixing hole, hexagonal cylindrical head screw, suppression angle handle and limiting block.
It realizes flexible adjustment of the soil covering thickness of different crops, simple and safe operation, and meets the soil covering needs of different crops.
Smart Images
Figure CN222128669U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of seed drills, in particular to a pressing wheel with adjustable pressing angle. Background Art
[0002] Seeder is a planting machine that sows crop seeds. It is used for a certain type of crop and is often named after the crop type, such as grain drill, corn hole seeder, cotton seeder, forage spreader, etc. The seeder has the functions of grooving, sowing, covering and compacting. The seeder first makes grooves in the field, then sows the seeds in the grooves, and finally covers and compacts the soil on top of the seeds to complete the sowing.
[0003] However, the pressing mechanism currently used on the seed drill has a relatively difficult adjustment of the soil penetration depth and angle of the pressing wheel, which is not conducive to covering and pressing crops at different sowing depths. Utility Model Content
[0004] The utility model provides a pressing wheel with adjustable pressing angle, which can effectively solve the problem that the pressing mechanism currently used on the seeding machine mentioned in the above background technology is difficult to adjust the soil penetration depth and angle of the pressing wheel, which is not conducive to covering and pressing crops at different sowing depths.
[0005] To achieve the above purpose, the utility model provides the following technical solutions: a pressing wheel with adjustable pressing angle, comprising a single main frame, a seed box elbow is installed on the top of the single main frame, a seed box is installed on the top of the seed box elbow, an air-blowing seeding device is connected to the input end of the seed box corresponding to the top of the single main frame, and a limited depth wheel is installed at the bottom of the single main frame;
[0006] The rear end of the single body main frame is connected to a rear main board, one end of the rear main board is installed with a suppression main board, one end of the suppression main board is installed with a suppression side plate, a suppression fixing tube is installed between the suppression side plate and the suppression main board, the outside of the suppression fixing tube is sleeved with a suppression spring, a spring clamping hole is opened in the middle of the rear main board, a spring clamping groove is opened at one end of the suppression main board, a suppression lower sleeve is connected to the bottom of one end of the suppression main board, a wheel axle is connected inside the suppression lower sleeve, side connecting shafts are symmetrically installed at both ends of the wheel axle, a suppression wheel is rotatably installed outside the side connecting shaft, an adjusting long hole is opened on the outside of the suppression lower sleeve, a number of limit grooves are opened on both sides of the adjusting long hole, a fixing hole is opened on the outside of the wheel axle, a hexagon socket head screw is threadedly connected to the inside of the fixing hole, a suppression angle handle is threadedly connected to the outside of the hexagon socket head screw, and a limiting block is installed at one end of the suppression angle handle.
[0007] Preferably, a plurality of spring clamping holes are provided, and one end of the suppression spring is clamped inside the spring clamping hole.
[0008] Preferably, a plurality of spring slots are provided, and the other end of the suppression spring is clamped inside the spring slot.
[0009] Preferably, the fixing hole is provided at a middle position of the outer portion of the wheel axle corresponding to the long adjustment hole, and the hexagon socket head screw passes through the long adjustment hole and is connected to the fixing hole.
[0010] Preferably, two limit blocks are provided at one end of the angle suppression handle, and both limit blocks are engaged with the limit grooves.
[0011] Preferably, one end of the side connecting shaft away from the wheel axle is inclined downward, the bottoms of the two pressing wheels are close to each other, and the tops of the two pressing wheels are separated.
[0012] Compared with the prior art, the utility model has the following beneficial effects: the utility model has a scientific and reasonable structure and is safe and convenient to use:
[0013] 1. By setting the rear main board, suppression main board, suppression side board, suppression fixing pipe, suppression spring, spring clamping hole, spring clamping slot, suppression lower sleeve, wheel axle, side connecting shaft and suppression wheel, when adjusting the suppression wheel, first move one end of the suppression spring to a suitable spring clamping hole, and then clamp the other end of the suppression spring into a suitable spring clamping slot. During the adjustment process, the suppression main board rotates around the position of the suppression fixing pipe, and the depth and soil penetration angle of the suppression wheel can be adjusted at the same time to meet the requirements of soil covering thickness of different crops, and the operation is simple.
[0014] 2. By setting the adjustment long hole, fixing hole, hexagon socket head screw, suppression angle handle and limit block, unscrew the hexagon socket head screw from the fixing hole, move the limit block out of the limit slot, and then rotate the wheel axle and side connecting shaft to drive the two suppression wheels to rotate, so that the distance between the bottom ends of the two suppression wheels meets the suppression requirements, and then screw the hexagon socket head screw into the suppression angle handle and the fixing hole to adjust the distance between the bottom ends of the two suppression wheels. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.
[0016] In the attached picture:
[0017] Figure 1 It is a structural schematic diagram of the utility model;
[0018] Figure 2 It is a front view of the single main frame of the utility model;
[0019] Figure 3 It is a structural schematic diagram of the rear mainboard of the utility model;
[0020] Figure 4 It is a structural schematic diagram of the suppression mainboard of the utility model;
[0021] Figure 5 It is a structural schematic diagram of the pressing wheel of the utility model;
[0022] Numbers in the figure: 1. Single main frame; 2. Seed box bend pipe; 3. Seed box; 4. Air-blown seed meter; 5. Depth-limiting wheel; 6. Rear main board; 7. Suppression main board; 8. Suppression side board; 9. Suppression fixing pipe; 10. Suppression spring; 11. Spring clamping hole; 12. Spring clamping slot; 13. Suppression lower sleeve; 14. Wheel axle; 15. Side connecting shaft; 16. Suppression wheel; 17. Adjustment long hole; 18. Limiting slot; 19. Fixing hole; 20. Hexagon socket head screw; 21. Suppression angle handle; 22. Limiting block. DETAILED DESCRIPTION
[0023] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.
[0024] Example: Figure 1-5 As shown, the utility model provides a technical solution, a suppressing wheel with adjustable suppressing angle, comprising a single body main frame 1, a seed box bent pipe 2 is installed on the top of the single body main frame 1, a seed box 3 is installed on the top of the seed box bent pipe 2, an air-blowing seeding device 4 is connected to the input end of the seed box 3 at the top of the single body main frame 1, and a limited depth wheel 5 is installed at the bottom of the single body main frame 1;
[0025] The rear end of the single main frame 1 is connected to the rear main board 6, and a suppression main board 7 is installed at one end of the rear main board 6. A suppression side plate 8 is installed at one end of the suppression main board 7. A suppression fixing pipe 9 is installed between the suppression side plate 8 and the suppression main board 7. A suppression spring 10 is sleeved on the outside of the suppression fixing pipe 9. A spring clamping hole 11 is opened in the middle of the rear main board 6. There are several spring clamping holes 11. One end of the suppression spring 10 is clamped inside the spring clamping hole 11, which is convenient for limiting and fixing the suppression spring 10. A spring clamping groove 12 is opened at one end of the suppression main board 7. There are several spring clamping grooves 12. The other end of the suppression spring 10 is clamped inside the spring clamping groove 12, which is convenient for limiting and fixing the suppression spring 10. A suppression lower sleeve 13 is connected to the bottom of one end of the suppression main board 7. The inside of the suppression lower sleeve 13 is connected to an axle 14. Side connecting shafts 15 are symmetrically installed at both ends of the axle 14. A suppression wheel 16 is rotatably installed on the outside of the side connecting shaft 15. The end away from the wheel shaft 14 is tilted downward, the bottoms of the two pressing wheels 16 are close to each other, and the tops of the two pressing wheels 16 are separated, which is convenient for covering soil and pressing. An adjusting long hole 17 is provided on the outer side of the pressing lower sleeve 13, and a plurality of limiting grooves 18 are provided on both sides of the adjusting long hole 17. A fixing hole 19 is provided on the outer side of the wheel shaft 14, and a hexagon socket head screw 20 is threadedly connected inside the fixing hole 19. The fixing hole 19 is provided at the middle position of the outer side of the wheel shaft 14 corresponding to the adjusting long hole 17. The hexagon socket head screw 20 passes through the adjusting long hole 17 and is connected with the fixing hole 19, which is convenient for limiting and fixing the wheel shaft 14. A pressing angle handle 21 is threadedly connected to the outer side of the hexagon socket head screw 20. Two limiting blocks 22 are provided at one end of the pressing angle handle 21. The two limiting blocks 22 are both engaged with the limiting grooves 18, which is convenient for limiting and fixing the pressing angle handle 21. The limiting block 22 is installed at one end of the pressing angle handle 21.
[0026] The working principle and use process of the utility model are as follows: first, seeds are put into the seed box 3, and the seeder is used for sowing. The seeds enter the air-blown seed-dressing device 4 from the seed box 3 and are finally discharged into the field. Then, the soil on both sides of the seeds is turned up by the pressing wheel 16, so that the soil is turned toward the middle and covers the seeds, thereby achieving soil covering. The pressing wheel 16 rolls on the soil on both sides of the seeds to compact the soil on both sides of the seeds, stabilize the soil on both sides of the seeds, and make the roots firmly take root;
[0027] When adjusting the pressing wheel 16 downward, first move one end of the pressing spring 10 from the spring clamping hole 11 at the bottom to the appropriate spring clamping hole 11 at the top, and press one end of the pressing main plate 7 and the pressing lower sleeve 13 to rotate downward around the pressing fixed pipe 9 through the pressing spring 10, so that the pressing wheel 16 moves downward, and the soil penetration angle of the pressing main plate 7 is adjusted to adjust the soil penetration angle of the pressing wheel 16, and then the other end of the pressing spring 10 is clamped in the appropriate spring clamping groove 12, so that the bottom end of the pressing wheel 16 is pressed to a suitable depth in the soil to meet the requirements of soil covering thickness;
[0028] When adjusting the pressing wheel 16 upward, first move one end of the pressing spring 10 from the spring clamping hole 11 at the top to the appropriate spring clamping hole 11 at the bottom, reduce the extrusion of the pressing spring 10 on one end of the pressing main board 7 and the pressing lower sleeve 13, and rotate one end of the pressing main board 7 and the pressing lower sleeve 13 upward around the pressing fixed pipe 9, thereby driving the pressing wheel 16 to move upward, and adjust the angle of the pressing wheel 16 into the soil by adjusting the angle of the pressing main board 7, and clamp the other end of the pressing spring 10 in the appropriate spring clamping groove 12, so that the bottom end of the pressing wheel 16 is pressed to a suitable depth in the soil to meet the requirements of the soil covering thickness;
[0029] When adjusting the distance between the bottom ends of the pressing wheels 16, first unscrew the hexagon socket head screw 20 from the fixing hole 19, then move the pressing angle handle 21, move the limit block 22 out of the limit groove 18, and then rotate the wheel axle 14 and the side connecting shaft 15, thereby driving the two pressing wheels 16 to rotate, so that the distance between the bottom ends of the two pressing wheels 16 reaches the required angle, and then clamp the limit block 22 in the limit groove 18, screw the hexagon socket head screw 20 into the pressing angle handle 21 and the fixing hole 19, so as to facilitate the adjustment of the distance between the bottom ends of the two pressing wheels 16, thereby being able to adjust the covering area between the pressing wheels 16 and adjust the pressing distance between the two pressing wheels 16.
[0030] Finally, it should be noted that the above description is only a preferred example of the present utility model and is not intended to limit the present utility model. Although the present utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.
Claims
1. A suppressing wheel with adjustable suppressing angle, comprising a single main frame (1), characterized in that: A seed box bent pipe (2) is installed on the top of the single main frame (1), a seed box (3) is installed on the top of the seed box bent pipe (2), an air-blown seeding device (4) is connected to the input end of the seed box (3) at the top of the single main frame (1), and a limited depth wheel (5) is installed at the bottom of the single main frame (1); The rear end of the single main frame (1) is connected to a rear main board (6), one end of the rear main board (6) is installed with a suppression main board (7), one end of the suppression main board (7) is installed with a suppression side plate (8), a suppression fixing tube (9) is installed between the suppression side plate (8) and the suppression main board (7), the suppression fixing tube (9) is sleeved with a suppression spring (10) on the outside, a spring clamping hole (11) is provided in the middle of the rear main board (6), one end of the suppression main board (7) is provided with a spring clamping groove (12), the bottom of one end of the suppression main board (7) is connected with a suppression lower sleeve (13), and the inside of the suppression lower sleeve (13) is connected with a wheel axle ( 14), side connecting shafts (15) are symmetrically installed at both ends of the wheel axle (14), and a pressure wheel (16) is rotatably installed on the outside of the side connecting shaft (15), an adjustment long hole (17) is opened on the outside of the pressure lower sleeve (13), and a plurality of limit grooves (18) are opened on both sides of the adjustment long hole (17), and a fixing hole (19) is opened on the outside of the wheel axle (14), and a hexagon socket head screw (20) is threadedly connected to the inside of the fixing hole (19), and a pressure angle handle (21) is threadedly connected to the outside of the hexagon socket head screw (20), and a limit block (22) is installed on one end of the pressure angle handle (21).
2. The suppressing wheel with adjustable suppressing angle according to claim 1, characterized in that: A plurality of spring clamping holes (11) are provided, and one end of the suppression spring (10) is clamped inside the spring clamping hole (11).
3. The suppressing wheel with adjustable suppressing angle according to claim 1, characterized in that: A plurality of spring clamping grooves (12) are provided, and the other end of the suppression spring (10) is clamped inside the spring clamping groove (12).
4. The suppressing wheel with adjustable suppressing angle according to claim 1, characterized in that: The fixing hole (19) is formed at a middle position of the outer portion of the wheel axle (14) corresponding to the adjusting long hole (17), and the hexagon socket head screw (20) passes through the adjusting long hole (17) and is connected to the fixing hole (19).
5. The suppressing wheel with adjustable suppressing angle according to claim 1, characterized in that: Two limit blocks (22) are provided at one end of the angle suppression handle (21), and both limit blocks (22) are engaged with the limit groove (18).
6. The suppressing wheel with adjustable suppressing angle according to claim 1, characterized in that: One end of the side connecting shaft (15) away from the wheel shaft (14) is tilted downward, the bottoms of the two pressing wheels (16) are close to each other, and the tops of the two pressing wheels (16) are separated.