Arc knife type potato harvester

Abstract

The utility model belongs to the technical field of potato harvesters, and particularly relates to an arc knife type potato harvester which comprises a [-shaped support, supporting plates are welded to the two side edges of the bottom end of the [-shaped support respectively, a rotating rod is installed between the bottoms of the two supporting plates in a penetrating mode, and supporting wheels are installed on the two sides of the outer wall of the rotating rod respectively. A guide supporting plate is welded to the middle in the n-shaped support, a plurality of guide sliding blocks are installed on the outer wall of the guide supporting plate, and a fixing block is welded to the middle of one side of each guide sliding block. The position of an arc-shaped harvesting cutter can be adjusted by adjusting the position of a guide sliding block on a guide supporting plate, the height of the arc-shaped harvesting cutter can be adjusted by starting a hydraulic push rod, and the adaptability of the potato harvester can be improved by adjusting the using position and the using height of the arc-shaped harvesting cutter; the potato harvester is connected with the traction frame of the tractor, and the tractor is started, so that the potato harvester can be driven to move to turn out potatoes in soil, and the potato harvester is convenient to use.

Description

Technical Field

[0001] The utility model belongs to the technical field of potato harvesters, and particularly relates to an arc-knife type potato harvester. Background Technique

[0002] Potatoes, also known as potatoes, are a high-yielding crop. When harvesting potatoes, the traditional harvesting method is for workers to dig with hoes and shovels with iron shovels, and then the workers hold the potato vines and pull them out. The labor intensity is high and the production efficiency is low during potato harvesting;

[0003] With the development of technology, there are also some potato harvesters on the market at present. There are mainly two types. One is a small single-row hanging type, and the other is a large double-row traction type. There are still problems that it is not easy to control the depth of the plow bottom when using these two types of potato harvesters, and the use performance is poor. Based on this, the utility model provides an arc-knife type potato harvester. Content of the Utility Model

[0004] In order to solve the above problems existing in the prior art, the utility model provides an arc-knife type potato harvester, which has the characteristics of good adaptability and good use performance.

[0005] To achieve the above object, the utility model provides the following technical solution: an arc-knife type potato harvester, including a U-shaped bracket. Both sides of the bottom end of the U-shaped bracket are welded with support plates. A rotating rod is installed through between the bottoms of the two support plates. Support wheels are installed on both sides of the outer wall of the rotating rod. A guiding support plate is welded in the middle of the U-shaped bracket. A number of guiding sliders are installed on the outer wall of the guiding support plate. A fixing block is welded in the middle of one side of the guiding slider. A hydraulic push rod is installed in the middle of the top end of the fixing block. A connecting block is welded at the output end of the hydraulic push rod. An arc-shaped harvesting knife is installed below the connecting block. A towing plate is welded in the middle of one side of the U-shaped bracket. A towing hole is opened at one side of the top end of the towing plate.

[0006] As a preferred technical solution of the arc-knife type potato harvester of the utility model, a hollow sliding hole is arranged in the middle of the guiding slider. The longitudinal section size of the hollow sliding hole is the same as the longitudinal section size of the guiding support plate. A limiting screw hole is opened in the middle of the top end inner wall of the hollow sliding hole. A limiting screw rod is installed inside the limiting screw hole.

[0007] As a preferred technical solution of the arc-knife type potato harvester of the utility model, first card holes are opened at the four corners of the top end of the connecting block. A positioning convex block is arranged in the middle of the bottom end of the connecting block.

[0008] As a preferred technical solution of the arc-knife type potato harvester of the utility model, a T-shaped connecting plate is welded in the middle of the bottom end inner wall of the arc-shaped harvesting knife. Second card holes are opened at the four corners of the top end of the T-shaped connecting plate. A positioning groove is opened in the middle of the top end of the T-shaped connecting plate.

[0009] As a preferred technical solution of the arc-knife type potato harvester of the present utility model, the cross-sectional dimensions of the positioning groove and the positioning convex block are the same, and the positioning convex block is located inside the positioning groove.

[0010] As a preferred technical solution of the arc-knife type potato harvester of the present utility model, the four first card holes and the four second card holes correspond to each other, and fixing bolts penetrate through the first card holes and the second card holes.

[0011] As a preferred technical solution of the arc-knife type potato harvester of the present utility model, a reinforcing block is welded between the bottom end of the U-shaped bracket and the middle part of one side of the adjacent support plate, and a reinforcing plate is welded between one side edge of the U-shaped bracket and one end edge of the traction plate.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] When the present utility model is in use, by adjusting the position of the guiding slider on the guiding support plate, the position of the arc-shaped harvesting knife can be adjusted. By starting the hydraulic push rod, the height of the arc-shaped harvesting knife can be adjusted. By adjusting the use position and use height of the arc-shaped harvesting knife, the adaptability of the potato harvester can be improved. By connecting the potato harvester to the traction frame of the tractor and starting the tractor, the potato harvester can be driven to move to turn out the potatoes in the soil, which is convenient for the use of the potato harvester. Description of the Drawings

[0014] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, and do not constitute a limitation to the present utility model. In the drawings:

[0015] Figure 1 is the overall structural schematic diagram of the present utility model;

[0016] Figure 2 is the overall bottom view of the present utility model;

[0017] Figure 3 is the installation explosion diagram of the fixing bolt of the present utility model;

[0018] Figure 4 is the bottom view of the connecting block of the present utility model.

[0019] In the figure: 1. U-shaped bracket; 2. Support plate; 3. Rotating rod; 4. Support wheel; 5. Guide support plate; 6. Guide slider; 7. Limit screw hole; 8. Limit screw; 9. Fixed block; 10. Hydraulic push rod; 11. Connecting block; 12. Arc-shaped harvesting knife; 13. T-shaped connecting plate; 14. First card hole; 15. Positioning convex block; 16. Second card hole; 17. Positioning groove; 18. Fixed bolt; 19. Towing plate; 20. Towing hole; 21. Reinforcing plate. Detailed implementation manner

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention. Embodiment

[0021] Please refer to Figure 1-4 , the present invention provides the following technical solutions: An arc-knife type potato harvester, including a U-shaped bracket 1, support plates 2 are welded to both side edges of the bottom end of the U-shaped bracket 1, a reinforcing block is welded between the bottom end of the U-shaped bracket 1 and the middle part of one side of the adjacent support plate 2, a rotating rod 3 is installed through between the bottoms of the two support plates 2, support wheels 4 are installed on both sides of the outer wall of the rotating rod 3, a guide support plate 5 is welded in the middle of the U-shaped bracket 1, a hollow sliding hole is provided in the middle of the guide slider 6, the longitudinal section size of the hollow sliding hole is the same as the longitudinal section size of the guide support plate 5, a limit screw hole 7 is opened in the middle of the inner wall top of the hollow sliding hole, and a limit screw 8 is installed inside the limit screw hole 7, which can limit the guide slider 6 and facilitate the adjustment of the use position of the guide slider 6;

[0022] A number of guiding sliders 6 are installed on the outer wall of the guiding support plate 5. In the middle of one side of the guiding slider 6, a fixing block 9 is welded. In the middle of the top of the fixing block 9, a hydraulic push rod 10 is installed. The output end of the hydraulic push rod 10 is welded with a connecting block 11. At the four corners of the top of the connecting block 11, first card holes 14 are respectively opened. In the middle of the bottom end of the connecting block 11, a positioning convex block 15 is arranged. Below the connecting block 11, an arc-shaped harvesting knife 12 is arranged. In the middle of the bottom end of the inner wall of the arc-shaped harvesting knife 12, a T-shaped connecting plate 13 is welded. At the four corners of the top of the T-shaped connecting plate 13, second card holes 16 are respectively opened. In the middle of the top of the T-shaped connecting plate 13, a positioning groove 17 is opened. The cross-sectional dimension of the positioning groove 17 is the same as that of the positioning convex block 15. The positioning convex block 15 is located inside the positioning groove 17. The four first card holes 14 correspond to the four second card holes 16. Fixing bolts 18 penetrate through the first card holes 14 and the second card holes 16, facilitating the connection and fixation between the T-shaped connecting plate 13 and the connecting block 11. In the middle of one side of the U-shaped support 1, a traction plate 19 is welded. On one side edge of the top of the traction plate 19, a traction hole 20 is opened. Between one side edge of the U-shaped support 1 and one end edge of the traction plate 19, a reinforcing plate 21 is welded.

[0023] The working principle and usage process of the present utility model: The user connects the traction plate 19 with the tractor traction frame. After that, the user adjusts the position of the arc-shaped harvesting knife 12 and starts the hydraulic push rod 10. The hydraulic push rod 10 works to drive the T-shaped connecting plate 13 to move downward so that the arc-shaped harvesting knife 12 enters the soil layer. Then the user starts the tractor. The tractor moves to drive the harvester to move. During the movement of the harvester, the arc-shaped harvesting knife 12 can turn out the potatoes in the soil, facilitating the harvesting of potatoes.

[0024] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An arc-knife type potato harvester, comprising a U-shaped bracket (1), characterized in that: Both side edges at the bottom of the U-shaped bracket (1) are welded with support plates (2). A rotating rod (3) is installed through between the bottoms of the two support plates (2). Support wheels (4) are installed on both sides of the outer wall of the rotating rod (3). A guiding support plate (5) is welded in the middle of the U-shaped bracket (1). A number of guiding sliders (6) are installed on the outer wall of the guiding support plate (5). A fixing block (9) is welded in the middle of one side of the guiding slider (6). A hydraulic push rod (10) is installed in the middle of the top of the fixing block (9). A connecting block (11) is welded at the output end of the hydraulic push rod (10). An arc-shaped harvesting knife (12) is installed below the connecting block (11). A towing plate (19) is welded in the middle of one side of the U-shaped bracket (1). A towing hole (20) is opened at one side edge of the top of the towing plate (19).

2. The arc knife potato harvester according to claim 1, characterized in that: A hollow sliding hole is arranged in the middle of the guiding slider (6). The longitudinal section size of the hollow sliding hole is the same as the longitudinal section size of the guiding support plate (5). A limiting screw hole (7) is opened in the middle of the top inner wall of the hollow sliding hole. A limiting screw rod (8) is installed inside the limiting screw hole (7).

3. The arc knife potato harvester according to claim 1, characterized in that: One-card holes (14) are opened at the four corners of the top of the connecting block (11). A positioning convex block (15) is arranged in the middle of the bottom end of the connecting block (11).

4. The arc knife potato harvester according to claim 3, characterized in that: A T-shaped connecting plate (13) is welded in the middle of the bottom end inner wall of the arc-shaped harvesting knife (12). Two-card holes (16) are opened at the four corners of the top of the T-shaped connecting plate (13). A positioning groove (17) is opened in the middle of the top of the T-shaped connecting plate (13).

5. The arc-knife potato harvester according to claim 4, characterized in that: The cross-section size of the positioning groove (17) is the same as the cross-section size of the positioning convex block (15). The positioning convex block (15) is located inside the positioning groove (17).

6. The arc knife potato harvester according to claim 5, characterized in that: The four one-card holes (14) correspond to the four two-card holes (16). Fixing bolts (18) penetrate through the inside of the one-card holes (14) and the two-card holes (16).

7. The arc knife potato harvester according to claim 1, characterized in that: A reinforcing block is welded between the bottom end of the U-shaped bracket (1) and the middle of one side of the adjacent support plate (2). A reinforcing plate (21) is welded between one side edge of the U-shaped bracket (1) and one end edge of the towing plate (19).

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