Paddy rice seedling raising interval sowing device

Abstract

The utility model relates to the technical field of sowing equipment, and discloses a rice seedling interval sowing device which comprises a bottom plate, a first conveying belt is installed on the inner side of the bottom plate, a hopper is arranged above the bottom plate, a material shifting assembly is arranged at the lower end in the hopper, an outer cylinder is fixedly connected to the bottom of the hopper, and the bottom of the outer cylinder is fixedly connected with the bottom of the bottom plate. A feeding port is formed in the top of the outer cylinder, a discharging port is formed in the bottom of the outer cylinder, a rotating shaft is rotationally connected to the middle of the outer cylinder, a seeding wheel is arranged outside the rotating shaft, and a plurality of grooves are formed in the outer side of the seeding wheel. According to the device, the cover plate is opened, the threaded ring is rotated and taken down, the seeding wheel can be replaced, so that the seeding wheels with grooves of different sizes are replaced for changing the single-time seeding quantity, the second motor can drive the half gear to rotate, and the half gear is matched with the L-shaped rack and the spur rack to drive the movable rod and the shifting rod to move front and back to shift seeds, so that the seeding efficiency is improved. The seeding is convenient and smooth.

Description

Technical Field

[0001] The utility model relates to the technical field of sowing equipment, in particular to a rice seedling spacing sowing device. Background Art

[0002] Rice is a cereal crop of the genus Oryza, with rice being the representative species. Rice is native to China and India. Our ancestors in the Yangtze River Basin of China planted rice seven thousand years ago. Raising rice seedlings is a key link in the success of rice planting, and has higher requirements for rice seedling raising tools than conventional manual transplanting.

[0003] Nowadays, rice seedlings are usually raised in seedling trays. At present, rice seedlings are generally sown manually in seedling trays. This method is labor-intensive, time-consuming and labor-intensive.

[0004] Therefore, in view of the problem that the existing manual seedling raising and sowing in the seedling tray is time-consuming and labor-intensive, a sowing device that solves the above problem is needed. Utility Model Content

[0005] In order to solve the problem in the prior art that manual seeding and sowing in a seedling tray is time-consuming and labor-intensive, the present application provides a rice seedling spacing and sowing device.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A rice seedling spacing sowing device comprises a base plate, a first conveyor belt is installed on the inner side of the base plate, a hopper is arranged above the base plate, a material shifting assembly is arranged at the inner lower end of the hopper, an outer cylinder is fixedly connected to the bottom of the hopper, a feeding port is provided at the top of the outer cylinder, a discharging port is provided at the bottom of the outer cylinder, a rotating shaft is rotatably connected to the middle part of the outer cylinder, a sowing wheel is arranged on the outside of the rotating shaft, a plurality of grooves are provided on the outer side of the sowing wheel, a handle is fixedly connected to the top of the rear end of the sowing wheel, a retaining ring is fixedly connected to the front end of the rotating shaft, the outer wall of the retaining ring is tightly matched with the front end inner wall of the sowing wheel, a threaded ring is threadedly connected to the front end of the rotating shaft, a supporting plate is fixedly connected to the front side of the outer cylinder, a first motor is fixedly connected to the upper side of the supporting plate, and a driving shaft of the first motor is fixedly connected to the front end top of the rotating shaft.

[0008] As a further improvement of the utility model, the rear end of the outer cylinder is rotatably connected to a cover plate, the left side of the cover plate is fixedly connected to a fixing ear, a U-shaped block is arranged on the outside of the front end of the fixing ear, the right side of the U-shaped block is fixedly connected to the left side of the outer cylinder, and a pin is commonly penetrated by the fixing ear and the middle part of the U-shaped block.

[0009] As a further improvement of the utility model, the bottom of the outer cylinder is fixedly connected to the outside of the discharge port with a guide tube, the inside of the guide tube is fixedly connected to a plurality of partitions, the outside of the guide tube is fixedly connected to a fixing frame, and the lower end of the fixing frame is fixedly connected to the middle of the upper side of the bottom plate.

[0010] As a further improvement of the present invention, a second conveyor belt is fixedly connected to both left and right ends of the upper side of the bottom plate.

[0011] As a further improvement of the utility model, the material shifting assembly includes a movable rod at the lower end of the hopper, a plurality of shifting rods are fixedly connected to the middle part of the movable rod, a spur rack is fixedly connected to the lower side of the front end of the movable rod, an L-shaped rack is fixedly connected to the top of the front end of the movable rod, a second motor is arranged on the left side of the L-shaped rack, and a half gear is fixedly connected to the driving shaft of the second motor.

[0012] As a further improvement of the utility model, the left and right ends of the movable rod are respectively penetrated through the front and rear sides of the lower end of the hopper.

[0013] As a further improvement of the present invention, the upper end of the second motor is fixedly connected to the front side of the hopper.

[0014] As a further improvement of the present invention, the outer side of the half gear is meshedly connected between the spur rack and the L-shaped rack.

[0015] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0016] 1. In the utility model, the seeding wheel can be replaced by opening the cover plate, rotating the threaded ring and removing it, thereby replacing the seeding wheel with grooves of different sizes to change the single seeding amount, which is convenient for selection according to needs. The second conveyor belt arranged at the left end drives the soil to be moved, and the seedling tray can be initially filled with soil. The second conveyor belt drives the soil to move, and the seeding can be covered after sowing.

[0017] 2. In the utility model, the second motor can drive the half gear to rotate. The half gear cooperates with the L-shaped rack and the straight rack to drive the movable rod and the shifting rod to move back and forth, thereby shifting the seeds in the hopper to avoid blockage and facilitate smooth sowing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is an overall schematic diagram of a rice seedling spacing sowing device proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of a cover plate of a rice seedling spacing sowing device proposed by the utility model;

[0020] Figure 3 A schematic diagram of a sowing wheel of a rice seedling spacing sowing device proposed by the utility model;

[0021] Figure 4 This is a schematic diagram of a rotating shaft of a rice seedling spacing sowing device proposed by the utility model;

[0022] Figure 5 A schematic diagram of a movable rod of a rice seedling spacing sowing device proposed by the utility model;

[0023] Figure 6 for Figure 5 Enlarged schematic diagram at point A in the middle.

[0024] Legend:

[0025] 1. Bottom plate; 2. First conveyor belt; 3. Hopper; 4. Outer cylinder; 5. Feed inlet; 6. Seeding wheel; 7. Groove; 8. Rotating shaft; 9. Support plate; 10. First motor; 11. Discharge outlet; 12. Handle; 13. Block ring; 14. Threaded ring; 15. Cover plate; 16. Fixing ear; 17. U-shaped block; 18. Pin; 19. Guide tube; 20. Partition; 21. Fixed frame; 22. Movable rod; 23. Push rod; 24. Straight rack; 25. L-shaped rack; 26. Half gear; 27. Second motor; 28. Second conveyor belt. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0028] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0029] In the description of this application, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the product of the application is usually placed when in use. It is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, if the terms "first", "second", etc. appear in the description of this application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0030] In addition, if the terms "horizontal" or "vertical" appear in the description of this application, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0031] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] Embodiment 1: A rice seedling spacing sowing device comprises a bottom plate 1, a first conveyor belt 2 is installed on the inner side of the bottom plate 1, a hopper 3 is arranged above the bottom plate 1, an outer cylinder 4 is fixedly connected to the bottom of the hopper 3, an inlet 5 is provided at the top of the outer cylinder 4, a discharge port 11 is provided at the bottom of the outer cylinder 4, a rotating shaft 8 is rotatably connected to the middle part of the outer cylinder 4, a sowing wheel 6 is provided on the outside of the rotating shaft 8, a plurality of grooves 7 are provided on the outer side of the sowing wheel 6, a handle 12 is fixedly connected to the top of the rear end of the sowing wheel 6, a retaining ring 13 is fixedly connected to the front end of the rotating shaft 8, the outer wall of the retaining ring 13 is tightly matched with the inner wall of the front end of the sowing wheel 6, a threaded ring 14 is threadedly connected to the front end of the rotating shaft 8, a support plate 9 is fixedly connected to the front side of the outer cylinder 4, a first motor 10 is fixedly connected to the upper side of the support plate 9, and a driving shaft of the first motor 10 is fixedly connected to the top of the front end of the rotating shaft 8;

[0033] The seeds are placed in the hopper 3 and fall into the groove 7. The first motor 10 is started to drive the rotating shaft 8 to rotate, thereby driving the seeding wheel 6 to rotate, so that the seeds stored in the groove 7 rotate and are sown. The rotation speed of the seeding wheel 6 is controlled by the first motor 10, thereby controlling the sowing speed, thereby controlling the sowing distance in disguise, and facilitating adjustment according to needs. The seeding wheel 6 can be replaced from the rear end of the outer cylinder 4. By replacing the seeding wheel 6 with grooves 7 of different sizes, the amount of seeds sown at a single time can be changed.

[0034] Embodiment 2: A movable rod 22 is passed through the lower end of the hopper 3, a plurality of levers 23 are fixedly connected to the middle of the movable rod 22, a spur rack 24 is fixedly connected to the lower side of the front end of the movable rod 22, an L-shaped rack 25 is fixedly connected to the top of the front end of the movable rod 22, a second motor 27 is arranged on the left side of the L-shaped rack 25, the upper end of the second motor 27 is fixedly connected to the front side of the hopper 3, a half gear 26 is fixedly connected to the driving shaft of the second motor 27, and the outer side of the half gear 26 is meshedly connected between the spur rack 24 and the L-shaped rack 25;

[0035] Start the second motor 27 to drive the half gear 26 to rotate, and the half gear 26 cooperates with the L-shaped rack 25 and the straight rack 24 to drive the movable rod 22 to move forward and backward, thereby driving the lever 23 to move forward and backward, so that the seeds can fall into the groove 7 smoothly, and the seeds are blocked, so that the sowing can proceed smoothly.

[0036] As one of the optimized structural designs for Example 1, Figure 1-Figure 6 As shown, the rear end of the outer cylinder 4 is rotatably connected to a cover plate 15, the left side of the cover plate 15 is fixedly connected to a fixing ear 16, a U-shaped block 17 is arranged outside the front end of the fixing ear 16, the right side of the U-shaped block 17 is fixedly connected to the left side of the outer cylinder 4, and a pin 18 is penetrated through the middle of the fixing ear 16 and the U-shaped block 17; remove the pin 18, rotate the cover plate 15, expose the threaded ring 14 and the handle 12, and replace the seeding wheel 6.

[0037] A guide tube 19 is fixedly connected to the outside of the discharge port 11 at the bottom of the outer cylinder 4, and a plurality of partitions 20 are fixedly connected to the inside of the guide tube 19. A fixing frame 21 is fixedly connected to the outside of the guide tube 19, and the lower end of the fixing frame 21 is fixedly connected to the middle of the upper side of the bottom plate 1. The left and right ends of the upper side of the bottom plate 1 are fixedly connected to the second conveyor belt 28.

[0038] The seedling tray is driven to move to the right by the first conveyor belt 2. When it passes through the second conveyor belt 28 at the left end, the soil is driven to fall on the seedling tray by the second conveyor belt 28 at the left end, and then sowing is carried out. After sowing, the second conveyor belt 28 at the right end drives the soil to fall on the seedling tray to cover the seeds.

[0039] Working principle: the seedling tray is driven to move to the right by the first conveyor belt 2, and when passing through the second conveyor belt 28 at the left end, the soil is driven to fall on the seedling tray by the second conveyor belt 28 at the left end, and then sowing is carried out. After sowing, the second conveyor belt 28 at the right end drives the soil to fall on the seedling tray to cover the seeds, and the seeds are placed in the hopper 3. The second motor 27 is started to drive the half gear 26 to rotate, and the movable rod 22 is driven to move back and forth through the cooperation of the half gear 26, the L-shaped rack 25 and the straight rack 24, thereby driving the lever 23 to move back and forth, so that the seeds fall into the groove 7 smoothly, and the first motor 10 is started to drive the rotating shaft 8 to rotate, thereby driving the sowing wheel 6 to rotate, so that the seeds stored in the groove 7 fall downward through the guide tube 19 and the partition 20, sow, remove the pin 18, rotate the cover plate 15, expose the threaded ring 14 and the handle 12, and replace the sowing wheel 6.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A rice seedling spacing sowing device, comprising a bottom plate (1), characterized in that: A first conveyor belt (2) is installed on the inner side of the bottom plate (1), a hopper (3) is arranged above the bottom plate (1), a material shifting assembly is arranged at the lower end of the hopper (3), an outer cylinder (4) is fixedly connected to the bottom of the hopper (3), a material inlet (5) is provided at the top of the outer cylinder (4), a material outlet (11) is provided at the bottom of the outer cylinder (4), a rotating shaft (8) is rotatably connected to the middle of the outer cylinder (4), a seeding wheel (6) is arranged outside the rotating shaft (8), and a plurality of seeding wheels (6) are arranged on the outer side of the seeding wheel (6). A groove (7) is formed on the top of the rear end of the seeding wheel (6), a handle (12) is fixedly connected to the top of the rear end of the seeding wheel (6), a retaining ring (13) is fixedly connected to the front end of the rotating shaft (8), the outer wall of the retaining ring (13) is tightly matched with the inner wall of the front end of the seeding wheel (6), the front end of the rotating shaft (8) is threadedly connected to a threaded ring (14), the front side of the outer cylinder (4) is fixedly connected to a support plate (9), the upper side of the support plate (9) is fixedly connected to a first motor (10), and the driving shaft of the first motor (10) is fixedly connected to the top of the front end of the rotating shaft (8).

2. A rice seedling spacing sowing device according to claim 1, characterized in that: The rear end of the outer cylinder (4) is rotatably connected to a cover plate (15), the left side of the cover plate (15) is fixedly connected to a fixing ear (16), the front end of the fixing ear (16) is provided with a U-shaped block (17), the right side of the U-shaped block (17) is fixedly connected to the left side of the outer cylinder (4), and a pin (18) is passed through the middle of the fixing ear (16) and the U-shaped block (17).

3. A rice seedling spacing sowing device according to claim 1, characterized in that: A guide tube (19) is fixedly connected to the outside of the discharge port (11) at the bottom of the outer cylinder (4), a plurality of partitions (20) are fixedly connected to the inside of the guide tube (19), a fixing frame (21) is fixedly connected to the outside of the guide tube (19), and the lower end of the fixing frame (21) is fixedly connected to the middle part of the upper side of the bottom plate (1).

4. A rice seedling spacing sowing device according to claim 1, characterized in that: The left and right ends of the upper side of the bottom plate (1) are both fixedly connected with a second conveyor belt (28).

5. A rice seedling spacing sowing device according to claim 1, characterized in that: The material shifting assembly comprises a movable rod (22) at the lower end of the hopper (3), a plurality of shifting rods (23) are fixedly connected to the middle of the movable rod (22), a spur rack (24) is fixedly connected to the lower front end of the movable rod (22), an L-shaped rack (25) is fixedly connected to the top front end of the movable rod (22), a second motor (27) is arranged on the left side of the L-shaped rack (25), and a half gear (26) is fixedly connected to the driving shaft of the second motor (27).

6. A rice seedling spacing sowing device according to claim 5, characterized in that: The left and right ends of the movable rod (22) are respectively arranged on the front and rear sides of the lower end of the hopper (3).

7. A rice seedling spacing sowing device according to claim 5, characterized in that: The upper end of the second motor (27) is fixedly connected to the front side of the hopper (3).

8. The rice seedling spacing sowing device according to claim 5, characterized in that: The outer side of the half gear (26) is meshedly connected between the spur gear (24) and the L-shaped gear rack (25).

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