Depth regulator of no-tillage planter

Abstract

The utility model discloses a depth regulator for a no-tillage planter, which belongs to the technical field of no-tillage planters and is characterized by comprising a bottom plate, a furrow opener, an automatic seed-metering device and a seed box, a regulating mechanism is arranged at the top of the bottom plate, and rollers are arranged on the front side and the rear side of the top of the bottom plate; the adjusting mechanism comprises a fixing block, a threaded rod, an adjusting rod and a limiting pin, the rear side of the fixing block is fixedly connected with the front side of the adjusting rod, the threaded rod is in threaded connection with the interior of the fixing block, and the front side of the adjusting rod is fixedly connected with the rear side of the furrow opener; the problems that due to the fact that the seeding depth of most existing small push type no-tillage planters is inconvenient to adjust, the seeding depth of the push type no-tillage planters is inconvenient to adjust according to the required planting depth of different seeds, different kinds of seeds are inconvenient to sow to the optimal planting depth, and the use effect is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of no-tillage seeders, in particular to a depth adjuster for a no-tillage seeder. Background Art

[0002] A no-tillage seeder is a machine that uses machinery to replace the original manual sowing, fertilizing, plowing and other steps, completing them in one step. It is specifically applied to economic crops suitable for large-scale planting such as corn, soybeans, potatoes, garlic, etc., and is divided into a push type and a mechanical towing type.

[0003] For most existing small push-type no-tillage seeders, it is inconvenient to adjust the seeding depth, resulting in inconvenience in adjusting the seeding depth of the push-type no-tillage seeder according to the depths required for different seeds, and it is inconvenient to sow different types of seeds to the optimal seeding depth. Summary of the Utility Model

[0004] The utility model provides a depth adjuster for a no-tillage seeder, aiming to solve the problem that for most existing small push-type no-tillage seeders, it is inconvenient to adjust the seeding depth, resulting in inconvenience in adjusting the seeding depth of the push-type no-tillage seeder according to the depths required for different seeds, and it is inconvenient to sow different types of seeds to the optimal seeding depth, thus affecting the use effect.

[0005] The utility model is implemented as follows. A depth adjuster for a no-tillage seeder includes a bottom plate, a furrow opener, an automatic seed metering device and a seed box. An adjusting mechanism is arranged on the top of the bottom plate, and rollers are arranged on the front side and the rear side of the top of the bottom plate.

[0006] The adjusting mechanism includes a fixing block, a threaded rod, an adjusting rod and a limit pin. The rear side of the fixing block is fixedly connected to the front side of the adjusting rod. The threaded rod is threadedly connected inside the fixing block, and the front side of the adjusting rod is fixedly connected to the rear side of the furrow opener.

[0007] In order to achieve the effect of locking the adjusting rod, as a preferred embodiment of the depth adjuster for a no-tillage seeder of the utility model, a limit hole is opened inside the adjusting rod, and the number of the limit holes is several and they are evenly distributed inside the adjusting rod.

[0008] In order to achieve the effect of preventing the limit pin from disengaging from the limit hole, as a preferred embodiment of the depth adjuster for a no-tillage seeder of the utility model, the right side of the limit pin passes through the limit hole and extends to the outside of the limit hole. A strong magnet is fixedly connected to the top of the bottom plate, and the right side of the limit pin is magnetically attracted to the left side of the strong magnet.

[0009] In order to achieve the effect of facilitating the movement of the adjusting rod, as an optimization of the depth adjuster of the no-till seeder of the present utility model, a through hole is provided inside the bottom plate, and the adjusting rod is movably connected inside the through hole.

[0010] In order to achieve the effect of facilitating the rotation of the threaded rod, as an optimization of the depth adjuster of the no-till seeder of the present utility model, a bearing is provided at the bottom of the threaded rod, the surface of the threaded rod is fixedly connected to the inner wall of the bearing, the bottom of the outer wall of the bearing is fixedly connected to the top of the bottom plate, and a crank is rotatably connected to the top of the threaded rod.

[0011] In order to achieve the effect of facilitating the seeding of seeds, as an optimization of the depth adjuster of the no-till seeder of the present utility model, a seed discharging pipe is fixedly communicated at the bottom of the automatic seed metering device, and one side of the seed discharging pipe close to the furrow opener extends to the rear side of the furrow opener.

[0012] In order to achieve the effect of facilitating the pushing of the bottom plate, as an optimization of the depth adjuster of the no-till seeder of the present utility model, fixing plates are fixedly connected to both sides of the front side and the rear side of the bottom of the bottom plate, the rollers are rotatably connected between the opposite sides of two adjacent fixing plates, pushing rods are fixedly connected to both sides of the rear side of the top of the bottom plate, and anti-slip sleeves are fixedly sleeved on the surfaces of the pushing rods.

[0013] In order to achieve the effect of facilitating the burying of the sown seeds into the soil, as an optimization of the depth adjuster of the no-till seeder of the present utility model, a soil covering plate is fixedly connected to the bottom of the bottom plate, and the soil covering plate is located at the rear side of the seed discharging pipe.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] The depth regulator of the no-till seeder pours the seeds to be sown into the seed box and shakes the handle to adjust the height of the furrow opener, so that the depth of the planting furrow opened by the furrow opener on the land surface can be adjusted. Then, the limit pin passes through the limit hole and is magnetically attracted by the strong magnet. At this time, the adjustment rod can be locked to prevent the adjustment rod from moving accidentally. At this time, the bottom plate is pushed to move, so that the furrow opener opens a planting furrow of the required depth on the land surface, and then the automatic seed metering device is controlled to work. The automatic seed metering device can arrange the seeds and orderly input them into the planting furrow opened by the furrow opener through the seed metering tube, and then the bottom plate is continued to be pushed to move. The covering plate pushes the soil opened by the furrow opener back into the planting furrow to cover and bury the seeds. At this time, the seeds can be sown without tillage. The height of the adjusting rod and the furrow opener can be adjusted by turning the crank, so that the depth of the planting furrow opened by the furrow opener can be adjusted, thereby controlling the sowing depth of the seeds. This avoids the problem that the sowing depth of most existing small push-type no-till seeders is inconvenient to adjust, resulting in inconvenience in adjusting the sowing depth of the push-type no-till seeder according to the planting depth of different seeds, and inconvenience in sowing different types of seeds to the optimal planting depth. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structural diagram of the depth regulator of the no-till seeding machine of the utility model;

[0017] Figure 2 It is a three-dimensional connection diagram of the fixing plate and the roller in the utility model;

[0018] Figure 3 It is a three-dimensional exploded schematic diagram of the adjusting rod and the limiting pin in the utility model;

[0019] Figure 4 It is a three-dimensional connection diagram of the threaded rod and the bearing in the utility model;

[0020] Figure 5 For this utility model Figure 2 A partial enlarged view of point A in the middle.

[0021] In the figure, 1. bottom plate; 2. fixing plate; 3. roller; 4. furrow opener; 5. seeding tube; 6. soil covering plate; 7. push rod; 8. anti-slip sleeve; 9. adjustment mechanism; 901. fixing block; 902. threaded rod; 903. adjustment rod; 904. limit pin; 10. automatic seeding device; 11. seed box; 12. limit hole; 13. crank; 14. bearing; 15. strong magnet; 16. through hole. DETAILED DESCRIPTION

[0022] In order to make the objectives, technical solutions and advantages of the present utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0023] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, in the description of the present utility model, the meaning of "a plurality of" is two or more, unless otherwise specifically defined.

[0024] Please refer to Figures 1-5 , the present utility model provides a technical solution: a no-till planter depth regulator, which includes a bottom plate 1, a furrow opener 4, an automatic seed metering device 10 and a seed box 11. An adjusting mechanism 9 is provided on the top of the bottom plate 1, and rollers 3 are provided on the front side and the rear side of the top of the bottom plate 1;

[0025] The adjusting mechanism 9 includes a fixing block 901, a threaded rod 902, an adjusting rod 903 and a limit pin 904. The rear side of the fixing block 901 is fixedly connected to the front side of the adjusting rod 903. The threaded rod 902 is threadedly connected inside the fixing block 901. The front side of the adjusting rod 903 is fixedly connected to the rear side of the furrow opener 4.

[0026] In this embodiment: by pouring the seeds to be sown into the seed box 11, the height of the furrow opener 4 can be adjusted by shaking the crank 13, so that the depth of the planting furrow opened by the furrow opener 4 on the land surface can be adjusted, and then the limit pin 904 is passed through the limit hole 12 and is magnetically attracted to the strong magnet 15, and the adjusting rod 903 can be locked at this time to prevent the adjusting rod 903 from moving accidentally. At this time, the bottom plate 1 is pushed to move, so that the furrow opener 4 opens a planting furrow of the required depth on the land surface, and then the automatic seed metering device 10 is controlled to work. The automatic seed metering device 10 can work to arrange the seeds and orderly input them into the planting furrow opened by the furrow opener 4 through the seed metering tube 5, and then continue to push the bottom plate 10 to move. The movable bottom plate 1 moves so that the covering plate 6 pushes the soil opened by the furrow opener 4 back into the planting furrow to cover and bury the seeds. At this time, the no-till sowing of the seeds can be completed. The height of the adjusting rod 903 and the furrow opener 4 can be adjusted by turning the crank 13, so that the depth of the planting furrow opened by the furrow opener 4 can be adjusted, thereby controlling the sowing depth of the seeds, thereby avoiding the problem that the sowing depth of most existing small-scale push-type no-till seeders is inconvenient to adjust, resulting in inconvenience in adjusting the sowing depth of the push-type no-till seeder according to the depth of planting required for different seeds, and inconvenience in sowing different types of seeds to the optimal planting depth.

[0027] As a technical optimization solution of the present invention, a limiting hole 12 is provided inside the adjusting rod 903 , and the limiting holes 12 are multiple and evenly distributed inside the adjusting rod 903 .

[0028] In this embodiment, by passing the limiting pin 904 through the limiting hole 12 and being magnetically attracted to the strong magnet 15, the adjusting rod 903 can be locked to prevent the adjusting rod 903 from accidentally moving, thereby achieving the effect of locking the adjusting rod 903.

[0029] As a technical optimization solution of the utility model, the right side of the limit pin 904 passes through the limit hole 12 and extends to the outside of the limit hole 12. A strong magnet 15 is fixedly connected to the top of the base plate 1, and the right side of the limit pin 904 is magnetically attracted to the left side of the strong magnet 15.

[0030] In this embodiment, the limiting pin 904 is attracted to the strong magnet 15 to prevent the limiting pin 904 from being separated from the limiting hole 12, thereby achieving the effect of preventing the limiting pin 904 from being separated from the limiting hole 12.

[0031] As a technical optimization solution of the present invention, a through hole 16 is opened inside the bottom plate 1 , and the adjustment rod 903 is movably connected inside the through hole 16 .

[0032] In this embodiment, the adjusting rod 903 is movably connected to the inside of the through hole 16, so that the adjusting rod 903 can be easily moved, thereby achieving the effect of facilitating the movement of the adjusting rod 903.

[0033] As a technical optimization solution of the utility model, a bearing 14 is provided at the bottom of the threaded rod 902, the surface of the threaded rod 902 is fixedly connected to the inner wall of the bearing 14, the bottom of the outer wall of the bearing 14 is fixedly connected to the top of the base plate 1, and the top of the threaded rod 902 is rotatably connected to a crank 13.

[0034] In this embodiment: by holding the crank 13 to rotate, the threaded rod 902 is fixedly connected to the inner wall of the bearing 14, and the bottom of the outer wall of the bearing 14 is fixedly connected to the top of the base plate 1, so that the threaded rod 902 can rotate when the crank 13 is shaken, thereby achieving the effect of facilitating the rotation of the threaded rod 902.

[0035] As a technical optimization solution of the utility model, the bottom of the automatic seed metering device 10 is fixedly connected with a seed metering tube 5 , and the side of the seed metering tube 5 close to the furrow opener 4 extends to the rear side of the furrow opener 4 .

[0036] In this embodiment: by controlling the automatic seed metering device 10 to work, the automatic seed metering device 10 can arrange the seeds, and orderly input them into the planting furrow opened by the furrow opener 4 through the seed metering tube 5, so that the seeds can be sown, achieving the effect of facilitating the sowing of seeds.

[0037] As a technical optimization solution of the utility model, both sides of the front and rear sides of the bottom of the base plate 1 are fixedly connected with fixed plates 2, the roller 3 is rotatably connected between the opposite sides of two adjacent fixed plates 2, and both sides of the top rear side of the base plate 1 are fixedly connected with push rods 7, and the surface fixed sleeve of the push rod 7 is provided with an anti-slip sleeve 8.

[0038] In this embodiment, the anti-slip cover 8 is held and pushed, and the roller 3 rotates to move the bottom plate 1, thereby achieving the effect of facilitating the pushing of the bottom plate 1.

[0039] As a technical optimization solution of the present invention, a soil covering plate 6 is fixedly connected to the bottom of the base plate 1 , and the soil covering plate 6 is located at the rear side of the seed pipe 5 .

[0040] In this embodiment: after the seed discharge tube 5 discharges the seeds into the planting furrow opened by the furrow opener 4, the base plate 1 continues to be pushed to move, so that the covering plate 6 pushes the soil opened by the furrow opener 4 back into the planting furrow to cover and bury the seeds, thereby achieving the effect of burying the sown seeds in the soil conveniently.

[0041] Working principle: First, pour the seeds to be sown into the seed box 11. At this time, the height of the furrow opener 4 is adjusted according to the depth of the seeds to be sown. By holding the crank handle 13, the threaded rod 902 can be rotated by turning the crank handle 13. The threaded rod 902 is connected to the threaded connection inside the fixed block 901. When the threaded rod 902 rotates, the fixed block 901 can drive the adjusting rod 903 to move, and the height of the furrow opener 4 can be adjusted, so that the depth of the planting furrow opened by the furrow opener 4 on the land surface can be adjusted. After the depth of the furrow opener 4 is adjusted, the limit pin 904 is passed through the limit hole 12 and is magnetically attracted by the strong magnet 15. At this time, the adjusting rod 903 can be locked to prevent the adjusting rod 903 from moving accidentally. At this time, the anti-slip sleeve 8 is held hand-held for pushing. At this time, the roller 3 rotates, and the bottom plate 1 can be moved, so that the furrow opener 4 opens a planting furrow of the required depth on the land surface. At this time, the automatic seed metering device 10 is controlled to work, and the automatic seed metering device 10 can work to put the seeds into The seeds are arranged in rows and orderly input into the planting furrows opened by the furrow opener 4 through the seed discharge tube 5, and then the bottom plate 1 is continued to be pushed to move, so that the covering plate 6 pushes the soil pushed away by the furrow opener 4 back into the planting furrow to cover and bury the seeds. At this time, the no-till sowing of the seeds can be completed. The height of the adjusting rod 903 and the furrow opener 4 can be adjusted by turning the crank 13, so that the depth of the planting furrow opened by the furrow opener 4 can be adjusted, so that the sowing depth of the seeds can be controlled, avoiding the problem that the sowing depth of most existing small-scale push-type no-till seeders is inconvenient to adjust, resulting in inconvenience in adjusting the sowing depth of the push-type no-till seeder according to the depth of planting required for different seeds, and inconvenience in sowing different types of seeds to the optimal planting depth. It should be noted that the automatic seed metering device 10 is an existing mature technology that has been published, and is driven by an external power source. The falling speed of the seeds can be controlled by controlling the rotation speed of the automatic seed metering device 10, which will not be elaborated here.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A depth regulator for a no-till seeding machine, comprising a base plate (1), a furrow opener (4), an automatic seed meter (10) and a seed box (11), characterized in that: An adjustment mechanism (9) is provided on the top of the bottom plate (1), and rollers (3) are provided on the front and rear sides of the top of the bottom plate (1); The adjustment mechanism (9) comprises a fixed block (901), a threaded rod (902), an adjustment rod (903) and a limit pin (904); the rear side of the fixed block (901) is fixedly connected to the front side of the adjustment rod (903); the threaded rod (902) is threadedly connected to the inside of the fixed block (901); and the front side of the adjustment rod (903) is fixedly connected to the rear side of the furrow opener (4).

2. A no-tillage seeder depth regulator according to claim 1, characterized in that: The regulating rod (903) is provided with a limiting hole (12) inside, and the limiting holes (12) are multiple in number and evenly distributed inside the regulating rod (903).

3. A no-tillage seeder depth regulator according to claim 2, characterized in that: The right side of the limiting pin (904) passes through the limiting hole (12) and extends to the outside of the limiting hole (12); a strong magnet (15) is fixedly connected to the top of the bottom plate (1); and the right side of the limiting pin (904) is magnetically attracted to the left side of the strong magnet (15).

4. A no-tillage seeder depth regulator according to claim 1, characterized in that: A through hole (16) is provided inside the bottom plate (1), and the adjustment rod (903) is movably connected inside the through hole (16).

5. A no-tillage seeder depth regulator according to claim 1, characterized in that: A bearing (14) is provided at the bottom of the threaded rod (902); the surface of the threaded rod (902) is fixedly connected to the inner wall of the bearing (14); the bottom of the outer wall of the bearing (14) is fixedly connected to the top of the bottom plate (1); and the top of the threaded rod (902) is rotatably connected to a crank (13).

6. A no-tillage seeder depth regulator according to claim 1, characterized in that: The bottom of the automatic seed metering device (10) is fixedly connected to a seed metering tube (5), and the seed metering tube (5) extends from a side close to the furrow opener (4) to the rear side of the furrow opener (4).

7. A no-tillage seeder depth regulator according to claim 1, characterized in that: The bottom front and rear sides of the bottom plate (1) are fixedly connected to fixed plates (2), the roller (3) is rotatably connected between opposite sides of two adjacent fixed plates (2), the top rear side of the bottom plate (1) is fixedly connected to push rods (7) on both sides, and the surface fixing sleeve of the push rod (7) is provided with an anti-slip sleeve (8).

8. A depth regulator for a no-till seeder according to claim 6, characterized in that: A soil covering plate (6) is fixedly connected to the bottom of the base plate (1), and the soil covering plate (6) is located at the rear side of the seed discharging pipe (5).

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