Irrigation and soil loosening multifunctional seeding machine

Abstract

An irrigation and soil loosening multifunctional seeder comprises a main frame, wheels, a furrow opener, a soil loosening and pressing device, a seed feeding box, a seeding device, a water storage device and an irrigation device, furrow opening, seeding, irrigation and soil loosening and pressing are integrated, and the wheels and pressing rollers are synchronously driven to move through chain transmission. Power for the irrigation device and the seeding device to work through rotation is provided by water spraying of the nozzles, it can be guaranteed that seeding and irrigation work are carried out in a matched mode at the needed frequency only by adjusting the water spraying frequency of the nozzles, and the whole device not only facilitates effective and stable mechanical work, but also is compact in structure, easy to operate and easy to maintain; a plurality of irrigation devices and seeding devices can be arranged side by side, multi-row operation can be realized only by additionally arranging nozzles on the water storage tank correspondingly, in addition, while the compacting function is achieved, soil can be loosened, large soil blocks can be crushed, the air permeability of the soil is improved, the survival rate of seeds is greatly improved, and the operation efficiency is remarkably improved.

Description

Technical Field

[0001] The invention relates to the field of seed drills, in particular to a multifunctional seed drill for irrigation and soil loosening. Background Art

[0002] With the continuous advancement of agricultural technology, people's requirements for crop yield and quality are increasing. The application scope of seeding machinery is constantly expanding, and the planting area and operation volume of various seeding machines are continuously increasing. Corresponding seeding machinery technology is also constantly innovating, and multifunctional integrated seeding technology has become the development trend of seeding machines.

[0003] Existing seed drills are evolving towards multifunctionality, but this multifunctionality complicates the machine's structure and powertrain, a significant challenge. To meet the demand for simplicity, most seed drills are designed as single-row models. While this approach meets the requirements for simplicity and lightweighting, low operating efficiency remains a significant issue. Summary of the Invention

[0004] The purpose of the present invention is to provide a multifunctional seeder for irrigation and soil loosening, which can realize multifunctional and high-efficiency sowing.

[0005] The technical solution adopted by the present invention to solve the above technical problems is: an irrigation and loosening multifunctional seed drill, comprising a main frame, wheels are respectively installed on both sides of the width direction of the main frame, and furrow openers and soil loosening and pressing devices are respectively installed on both sides of the length direction of the main frame, wherein the wheel axle of one of the wheels is equipped with a driving sprocket that can be driven to rotate by the power device, the soil loosening and pressing device comprises a pressing roller, a driven sprocket is installed at one end of the wheel axle of the pressing roller, a chain is matched with the driving sprocket and the driven sprocket, a plurality of loosening needles are arranged at intervals on the outer circumferential surface of the pressing roller, and a scraper plate is further provided on one side of the radial direction of the pressing roller, and a row of scraping grooves is provided at the end of the scraping plate. When the pressing roller rotates, the end edge of the scraper plate can scrape the soil on the outer circumferential surface of the pressing roller, and the loosening needles can pass through the scraping grooves, so that the edges of the scraping grooves can scrape the soil on the loosening needles; The main frame is also provided with a seed throwing box and a water storage device, the seed throwing box is connected to the main frame through a seed box support frame, and a sowing device is provided below the seed throwing box, which includes a horizontally arranged sowing shaft, a rotary disc is provided on the sowing shaft and rotates synchronously with it, and a plurality of seed dropping holes are arranged at intervals along the circumference of the outer circumference of the rotary disc, and all the seed dropping holes extend radially to the annular cavity inside the rotary disc along the radial direction of the rotary disc to the annular cavity inside the rotary disc. The rotary disc is located in a limit shell, and the upper and lower sides of the limit shell are respectively provided with openings, the upper opening of the limit shell is directed to the seed outlet at the bottom side of the seed throwing box, and the lower opening of the limit shell is directed to the top of the sowing tube. The ends of the plurality of seed dropping holes can be rotated with the sowing shaft to the positions corresponding to the seed outlet at the bottom side of the seed throwing box in sequence, so that the plurality of seeds can enter the annular cavity through the seed dropping holes at the top of the rotary disc in sequence, and enter the sowing tube from the annular cavity through the seed dropping holes at the bottom of the rotary disc, so that the plurality of seeds can fall into the sowing position formed after the furrow opener performs the furrowing operation in sequence. The water storage device includes a water tank, which is connected to the main frame through a water storage support frame. A nozzle is installed on the water outlet of the water tank, and the nozzle can intermittently spray water toward the irrigation device at set time intervals. An irrigation device is provided below the water storage device, and the irrigation device includes a horizontally arranged irrigation shaft, and a rotating ring that rotates synchronously with the irrigation shaft is provided on the irrigation shaft. A plurality of transition rods are connected to the outer side of the rotating ring at intervals along the circumference. The plurality of transition rods are respectively connected to a respective water receiving box, and all the water receiving boxes are provided with a water collecting trough on the same side of the rotating ring in the circumference. The water collecting trough is connected to the square small end of the water collecting funnel, and the circular large ends of the multiple water collecting funnels can be rotated in sequence with the rotating ring to a position for receiving water spraying, so that the water sprayed by the nozzle can enter the water collecting trough from the square small end of the water collecting funnel and provide power for the rotation of the irrigation shaft. There is an opening between the end of the water collecting trough away from the irrigation shaft and the edge of the square small end of the water collecting funnel. When the water receiving box is rotated to a position below the irrigation shaft, the water sprayed by the nozzle can be sprinkled downward from the opening between the water collecting trough and the water collecting funnel and flow to the sowing position where the previous seed fell; The irrigation shaft is also provided with a driving pulley, and the sowing shaft is also provided with a driven pulley. The driving pulley and the driven pulley are matched with a transmission belt, so that the irrigation shaft can drive the sowing shaft and the turntable to rotate according to the water spraying interval of the nozzle.

[0006] Preferably, the length direction of the loosening needles is parallel to the radial direction of the pressing roller, and the plurality of loosening needles are divided into multiple rows on the outer circumferential surface of the pressing roller.

[0007] Preferably, the water storage tank is a horizontally arranged cylindrical box body, and a water inlet is provided on an end face of one axial side of the water storage tank.

[0008] Preferably, the sowing shaft is equipped with multiple turntables, which are spaced apart along the width direction of the main frame and correspond to the multiple bottom seed outlets of the seed box respectively. The bottom side of the water tank is equipped with multiple nozzles with the same number as the multiple turntables, and the irrigation shaft is equipped with multiple rotating rings corresponding to the multiple nozzles respectively.

[0009] Preferably, the main frame is provided with handrails.

[0010] According to the above technical solution, the beneficial effects of the present invention are: The present invention integrates furrowing, sowing, irrigation, loosening and pressing, realizing multi-function integration under the condition of lightweight structure. The movement of the wheel and the pressing roller is synchronously driven by chain transmission, and the power for the irrigation device and the sowing device to work through rotation is provided by the water spraying of the nozzle. Sowing and irrigation are carried out by hydraulic drive, and multiple functions are achieved through a single power source, which makes the structure of the whole machine lightweight. Moreover, it is only necessary to adjust the water spraying frequency of the nozzle to ensure that the sowing and irrigation operations are carried out in coordination with the required frequency. The device as a whole is not only convenient for effective and stable mechanical operations, but also has a compact structure, simple operation and easy maintenance. The irrigation device and the sowing device can be arranged in multiple rows side by side. It is only necessary to add corresponding nozzles to the water tank to realize multi-row operations. In addition, while having the pressing function, the soil can be loosened and large soil clods can be crushed to increase the air permeability of the soil, greatly improving the survival rate of seeds and significantly improving the working efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional schematic diagram of the present invention; Figure 2 It is a side view schematic diagram of the present invention; Figure 3 It is a partial schematic diagram of the present invention; Figure 4 is a schematic diagram of a seeding device; Figure 5 is a schematic diagram of a water storage device; Figure 6 It is a schematic diagram of the irrigation device; Figure 7 It is an enlarged schematic diagram of the water collecting funnel and water receiving box; Figure 8 This is a schematic diagram of the soil loosening and suppression device.

[0012] Markings in the figure: 1. Handrail, 2. Seed box, 3. Sowing device, 301. Turntable, 302. Limiting shell, 303. Sowing tube, 4. Water storage device, 401. Water storage tank, 402. Water filling port, 403. Nozzle, 5. Irrigation device, 501. Water collecting funnel, 502. Water receiving tank, 503. Rotating ring, 504. Transition rod, 505. Water collecting trough, 6. Driving sprocket, 7. Driven sprocket, 8. Soil loosening and suppression device, 801. Scraper, 802. Soil loosening needle, 803. Suppression roller, 9. Seed box support frame, 10. Water storage support frame, 11. Main frame, 12. Furrow opener, 13. Chain, 14. Driven pulley, 15. Transmission belt, 16. Driving pulley. DETAILED DESCRIPTION

[0013] With reference to the accompanying drawings, the specific implementation is as follows: like Figure 1 、 2 As shown, a multifunctional seeder for irrigation and loosening soil comprises a main frame 11, wheels are respectively installed on both sides of the width direction of the main frame 11, and furrow openers 12 and soil loosening and pressing devices 8 are respectively installed on both sides of the length direction of the main frame 11, wherein the axle of one of the wheels is installed with a driving sprocket 6 which can be driven to rotate by a power device, the soil loosening and pressing device 8 comprises a pressing roller 803, and a driven sprocket 7 is installed at one end of the axle of the pressing roller 803, and a chain 13 is matched with the driving sprocket 6 and the driven sprocket 7, so that the movement of the wheel and the pressing roller 803 can be synchronously driven by chain transmission, and an armrest 1 is provided on the main frame 11, and the armrest 1 is located on one side of the soil loosening and pressing device 8. When working, the personnel control the direction through the armrest 1, and the wheel drives the seeder to move along one side of the furrow opener 12 and perform furrowing operations on the soil.

[0014] like Figure 8 As shown, a plurality of loosening needles 802 are arranged at intervals on the outer circumference of the pressing roller 803, and the length direction of the loosening needles 802 is parallel to the radial direction of the pressing roller 803. The plurality of loosening needles 802 are divided into multiple rows on the outer circumference of the pressing roller 803. A scraper 801 is also provided on one side of the pressing roller 803 along the radial direction. In this embodiment, the scraper 801 is horizontally arranged on the upper side of the pressing roller 803. The end of the scraper 801 is provided with a row of scraping grooves. When the pressing roller 803 rotates, the end edge of the scraper 801 can scrape the soil on the outer circumference of the pressing roller 803. The loosening needles 802 in the same row can respectively pass through the scraping grooves, so that the edges of the scraping grooves can scrape the soil on the loosening needles 802. By providing the loosening needles 802, the loosening device 8 can loosen the soil while having the suppression function, crush large clods of soil, increase the air permeability of the soil, and greatly improve the survival rate of seeds.

[0015] like Figure 1 、 2As shown, a seeding box 2 and a water storage device 4 are also provided on the main frame 11. The seeding box 2 is connected to the main frame 11 through a seeding box support frame 9. A sowing device 3 is provided below the seeding box 2. Figure 3 、 4 As shown, the sowing device 3 includes a horizontally arranged sowing shaft, on which a turntable 301 is mounted that rotates synchronously with the sowing shaft, and a plurality of seed dropping holes are arranged at intervals in the circumferential direction on the outer circumferential surface of the turntable 301. All the seed dropping holes extend radially along the turntable 301 to the annular cavity inside the turntable 301, and the turntable 301 is located in the limiting shell 302. The upper and lower sides of the limiting shell 302 are respectively provided with openings, the upper opening of the limiting shell 302 faces the bottom seed outlet of the seed box 2, and the lower opening of the limiting shell 302 faces the top of the sowing tube 303, and the ends of the plurality of seed dropping holes can be rotated with the sowing shaft to the positions corresponding to the bottom seed outlet of the seed box 2 in sequence, so that a plurality of seeds can enter the annular cavity through the seed dropping holes at the top of the turntable 301 in sequence, and enter the sowing tube 303 from the annular cavity through the seed dropping holes at the bottom of the turntable 301, so that a plurality of seeds can fall in sequence to the sowing position formed after the furrow opener 12 performs the furrowing operation.

[0016] like Figure 5 As shown, the water storage device 4 includes a water tank 401, which is connected to the main frame 11 through a water storage support frame 10. In this embodiment, the water tank 401 is a horizontal cylindrical box body, and a water inlet 402 is provided on the end surface of the water tank 401 along one axial side. A nozzle 403 is installed on the water outlet of the water tank 401. The nozzle 403 can intermittently spray water toward the irrigation device 5 at set time intervals. The irrigation device 5 is provided below the water storage device 4, as shown in FIG. Figure 3 、 6 As shown, the irrigation device 5 includes a horizontally arranged irrigation shaft, on which is mounted a rotating ring 503 that rotates synchronously therewith. A plurality of transition rods 504 are connected to the outer side of the rotating ring 503 at intervals along the circumference. The plurality of transition rods 504 are respectively connected to a respective water receiving box 502. All water receiving boxes 502 are provided with a water collecting trough 505 on the same side of the rotating ring 503 in the circumferential direction.

[0017] like Figure 7 As shown, the water collection tank 505 is connected to the square small end of the water collection funnel 501, and the round large ends of multiple water collection funnels 501 can be rotated in sequence with the rotating ring 503 to the position for receiving the water spray, so that the water sprayed by the nozzle 403 can enter the water collection tank 505 from the square small end of the water collection funnel 501 and provide power for the rotation of the irrigation shaft. That is, through the impact force of each water connection with the water tank 502 and the gravity after the water in the water collection tank 505 is combined, the irrigation shaft is driven to rotate continuously. There is an opening between the end of the water collection tank 505 away from the irrigation shaft and the edge of the square small end of the water collection funnel 501. The opening in this embodiment is Figure 7The rectangular opening on the right side of the small square end of the middle water collecting funnel 501 has an inclined surface between the rectangular opening and the edge of the water receiving box 502. When the water receiving box 502 is rotated to a position below the irrigation shaft, the water sprayed by the nozzle 403 can be sprayed downward from the opening between the water collecting trough 505 and the water collecting funnel 501 and flow to the sowing position where the previous seed fell.

[0018] like Figure 3 As shown, the irrigation shaft is further provided with a driving pulley 16, and the sowing shaft is further provided with a driven pulley 14. A transmission belt 15 is provided on the driving pulley 16 and the driven pulley 14, thereby enabling the irrigation shaft to drive the sowing shaft and the rotary disk 301 to rotate according to the spraying interval of the nozzle 403. Therefore, the power for the rotation of the irrigation device 5 and the sowing device 3 is both provided by the water spraying from the nozzle. Sowing and irrigation are performed through hydraulic drive, achieving multiple functions with a single power source, reducing the overall structure. Moreover, by simply adjusting the spraying frequency of the nozzle 403, sowing and irrigation operations can be coordinated at the desired frequency.

[0019] Both the irrigation device 5 and the sowing device 3 can be arranged in multiple rows side by side. It is only necessary to add corresponding nozzles 403 on the water tank 401 to achieve multi-row operation. In this embodiment, as shown in the figure, two turntables 301 are installed on the sowing shaft. The two turntables 301 are spaced apart along the width direction of the main frame 11 and correspond to the two bottom seed outlets of the seed box 2 respectively. Two nozzles 403 with the same number as the two turntables 301 are installed on the bottom side of the water tank 401, and two rotating rings 503 corresponding to the two nozzles 403 are installed on the irrigation shaft. The double-row working mode can significantly improve the operating efficiency of the seeder.

Claims

1. A multifunctional seeder for irrigation and soil loosening, characterized by: The invention comprises a main frame (11), wheels are respectively installed on both sides of the width direction of the main frame (11), and furrow openers (12) and soil loosening and pressing devices (8) are respectively installed on both sides of the length direction of the main frame (11), wherein the axle of one of the wheels is installed with a driving sprocket (6) that can be driven to rotate by a power device, and the soil loosening and pressing device (8) comprises a pressing roller (803), and a driven sprocket (7) is installed at one end of the axle of the pressing roller (803), and a chain ( 13), a plurality of loosening needles (802) are arranged at intervals on the outer circumferential surface of the pressing roller (803), and a scraper (801) is further provided on one side of the pressing roller (803) along the radial direction, and a row of scraper grooves are provided at the end of the scraper (801). When the pressing roller (803) rotates, the end edge of the scraper (801) can scrape off the mud on the outer circumferential surface of the pressing roller (803), and the loosening needles (802) can pass through the scraper grooves, so that the edges of the scraper grooves can scrape off the mud on the loosening needles (802); The main frame (11) is further provided with a seeding box (2) and a water storage device (4). The seeding box (2) is connected to the main frame (11) through a seeding box support frame (9). A sowing device (3) is provided below the seeding box (2). The sowing device (3) includes a horizontally arranged sowing shaft, and a turntable (301) that rotates synchronously with the sowing shaft is mounted on the sowing shaft. A plurality of seeding holes are provided on the outer circumferential surface of the turntable (301) at intervals along the circumferential direction. All the seeding holes extend along the radial direction of the turntable (301) to the annular cavity inside the turntable (301). The turntable (301) is located in a limiting shell (302). The upper portion of the limiting shell (302) is provided with a plurality of seeding holes. Openings are respectively provided on the lower two sides, the opening on the upper side of the limiting shell (302) faces the seed outlet on the bottom side of the seeding box (2), and the opening on the lower side of the limiting shell (302) faces the top of the sowing tube (303), and the ends of the multiple seed holes can be rotated with the sowing shaft to positions corresponding to the seed outlet on the bottom side of the seeding box (2) in sequence, so that the multiple seeds can enter the annular cavity through the seed holes at the top of the turntable (301) in sequence, and enter the sowing tube (303) from the annular cavity through the seed holes at the bottom of the turntable (301), so that the multiple seeds can fall in sequence to the sowing position formed after the furrow opener (12) performs the furrowing operation; The water storage device (4) includes a water storage tank (401), which is connected to the main frame (11) via a water storage support frame (10). A nozzle (403) is installed on the water outlet of the water storage tank (401), and the nozzle (403) can intermittently spray water toward the irrigation device (5) at set time intervals. An irrigation device (5) is provided below the water storage device (4). The irrigation device (5) includes a horizontally arranged irrigation shaft, and a rotating ring (503) is mounted on the irrigation shaft and rotates synchronously with the irrigation shaft. A plurality of transition rods (504) are connected to the outer side of the rotating ring (503) at intervals along the circumference. The plurality of transition rods (504) are respectively connected to a respective water receiving box (502), and all the water receiving boxes (502) are arranged on the same side of the circumference of the rotating ring (503). Each of the water collecting troughs (505) is provided with a water collecting trough (505), which is connected to the square small end of the water collecting funnel (501). The circular large ends of the multiple water collecting funnels (501) can be rotated in sequence with the rotating ring (503) to a position for receiving water spraying, so that the water sprayed by the nozzle (403) can enter the water collecting trough (505) from the square small end of the water collecting funnel (501) and provide power for the rotation of the irrigation shaft. An opening is provided between the end of the water collecting trough (505) away from the irrigation shaft and the edge of the square small end of the water collecting funnel (501). When the water receiving box (502) is rotated to a position below the irrigation shaft, the water sprayed by the nozzle (403) can be sprinkled downward from the opening between the water collecting trough (505) and the water collecting funnel (501) and flow to the sowing position where the previous seed fell; The irrigation shaft is also provided with a driving pulley (16), and the sowing shaft is also provided with a driven pulley (14). The driving pulley (16) and the driven pulley (14) are matched with a transmission belt (15), so that the irrigation shaft can drive the sowing shaft and the turntable (301) to rotate according to the water spraying interval of the nozzle (403).

2. The multifunctional seeder for irrigation and loosening soil according to claim 1, characterized in that: The length direction of the loosening needles (802) is parallel to the radial direction of the pressing roller (803), and the plurality of loosening needles (802) are arranged in multiple rows on the outer circumferential surface of the pressing roller (803).

3. The multifunctional seeder for irrigation and loosening soil according to claim 1, characterized in that: The water storage tank (401) is a horizontally arranged cylindrical box body, and a water inlet (402) is provided on an end surface of one axial side of the water storage tank (401).

4. The multifunctional seeder for irrigation and loosening soil according to claim 1, characterized in that: A plurality of rotating disks (301) are mounted on the sowing shaft. The plurality of rotating disks (301) are spaced apart along the width direction of the main frame (11) and correspond to the plurality of bottom seed outlets of the seed throwing box (2). A plurality of nozzles (403) having the same number as the plurality of rotating disks (301) are mounted on the bottom side of the water storage tank (401). A plurality of rotating rings (503) corresponding to the plurality of nozzles (403) are mounted on the irrigation shaft.

5. The multifunctional seeder for irrigation and loosening soil according to claim 1, characterized in that: The main frame (11) is provided with a handrail (1).

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