Height-adjustable plowshare

Abstract

The utility model discloses a height-adjustable plowshare, and relates to the technical field of cultivation plowshares, the height-adjustable plowshare comprises a connecting frame, two adjusting mechanisms are fixedly connected to the upper surface in the connecting frame, and the right ends of the two adjusting mechanisms are both in meshing transmission with a worm. According to the utility model, the worm, the worm gear, the threaded rod I and the fixed rod II are matched with each other, so that the two corresponding threaded blocks can be driven to move relatively, and then the mounting assembly can be driven to move up and down under the matching of the hinge rod and the hinge seat; and therefore, the position height of the farming plowshare can be adjusted in the using process, the flexibility of the device in the farming process is improved, and the situation that an existing farming plowshare is difficult to adjust when encountering different geologies, and the farming efficiency of the existing farming plowshare is reduced is effectively avoided.

Description

Technical Field

[0001] The utility model relates to a plowshare, in particular to a plowshare with adjustable height. Background Technique

[0002] China is a major grain-producing country. Before planting grains, it is necessary to use a farming plowshare to loosen the soil to ensure the softness of the land before planting, so that seeds can be smoothly sown into the soil.

[0003] At present, when the plowshare is in use, there are still some defects and deficiencies. The specific areas that need to be improved are as follows:

[0004] Existing farming plowshares often have a simple structure and lack the adjustment function for the farming plowshare. When encountering different geological conditions, it is difficult to adjust the farming plowshare, which reduces the farming efficiency. Content of the Utility Model

[0005] The purpose of the utility model is to provide a plowshare with adjustable height to solve the problems in the above-mentioned background technique that existing farming plowshares often have a simple structure and lack the adjustment function for the farming plowshare. When encountering different geological conditions, it is difficult to adjust the farming plowshare, which reduces the farming efficiency.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A plowshare with adjustable height, including a connection frame. On the upper surface inside the connection frame, two adjusting mechanisms are fixedly connected. The right ends of the two adjusting mechanisms are both in meshing transmission with a worm. The lower ends of the two adjusting mechanisms are both fixedly connected with an installation component. The installation component is clamped with five farming plowshares with limiting holes internally opened. Four L-shaped limiting plates are fixedly connected above the installation component.

[0007] As a preferred technical solution of the utility model, support blocks are movably connected to both the front and rear sides of the worm. A rotating handle one is arranged at the rear end of the worm. The left ends of the two support blocks are both fixedly connected to the right end of the connection frame. A towing frame is arranged at the left end of the connection frame.

[0008] As a preferred technical solution of the utility model, the four L-shaped limiting plates are respectively movably connected to four fixing rods one through circular holes opened inside their upper ends. The upper and lower ends of the four fixing rods one are respectively fixedly connected to the upper and lower side surfaces inside the connection frame. Two moving wheels are arranged at the lower end of the connection frame.

[0009] As a preferred technical solution of the utility model, the two adjusting mechanisms both include worm wheels. The two worm wheels are both in meshing transmission with the worm. The two worm wheels are respectively fixedly connected to the right ends of two threaded rods one. The left and right sides of the two threaded rods one are both movably connected to support plates one.

[0010] As a preferred technical solution of the present utility model, the upper ends of the four first support plates are fixedly connected to the upper surface inside the connection frame, and two threaded blocks are respectively threadedly connected to the two first threaded rods.

[0011] As a preferred technical solution of the present utility model, the four threaded blocks are respectively movably connected to the upper ends of the four hinge rods through hinge seats provided at their lower ends, the lower ends of the four hinge rods are movably connected to another hinge seat, and the lower ends of the four another hinge seats are fixedly connected to the installation assembly.

[0012] As a preferred technical solution of the present utility model, the four threaded blocks are respectively movably connected to the two second fixed rods through circular holes opened in their interiors, and the left and right ends of the two second fixed rods are fixedly connected to the four first support plates.

[0013] As a preferred technical solution of the present utility model, the installation assembly includes a connection cross plate, the upper end of the connection cross plate is fixedly connected to the four lower hinge seats, the front and rear sides of the upper end of the connection cross plate are respectively fixedly connected to the lower ends of the four L-shaped limiting plates, five installation blocks are fixedly connected to the connection cross plate, and the five installation blocks are respectively clamped with five ploughshares with limiting holes opened inside through inserting rods provided thereon.

[0014] As a preferred technical solution of the present utility model, the left ends of the five inserting rods are fixedly connected to the right side of the pushing connection plate, the right side of the pushing connection plate is fixedly connected to the left end of the pushing and pulling frame, the pushing and pulling frame is threadedly connected to the second threaded rod through a threaded hole opened in its interior, a second turning handle is provided at the right end of the second threaded rod, and the right side of the second threaded rod is movably connected to a second support plate, and the lower end of the second support plate is fixedly connected to the connection cross plate.

[0015] As a preferred technical solution of the present utility model, the left end of the second threaded rod is movably connected to the right end of the middle installation block, two T-shaped limiting rods are fixedly connected to the right side of the pushing connection plate, the two T-shaped limiting rods are respectively movably connected to the two limiting plates, and the lower ends of the two limiting plates are fixedly connected to the connection cross plate.

[0016] Compared with the prior art, the beneficial effects of the present utility model are:

[0017] The utility model can drive the relative movement between the corresponding two threaded blocks through the mutual cooperation among the worm, the worm wheel, the first threaded rod and the second fixed rod. Then, under the mutual cooperation between the hinge rod and the hinge seat, the installation component can be driven to move in the up and down direction, so as to adjust the position height of the tillage plow head during use, increase the flexibility of the device during tillage, and effectively avoid the situation that the existing tillage plow head is difficult to adjust when encountering different geological conditions, thereby reducing its tillage efficiency. Through the mutual cooperation among the second threaded rod, the push-pull frame and the push connecting plate, the insertion rod can be driven to move out of the limiting hole inside the corresponding tillage plow head. At this time, the device no longer restricts the tillage plow head. Then, by pulling the tillage plow head downward, it can be conveniently removed from the device, and thus can be conveniently replaced when it is damaged, avoiding affecting the tillage effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the front view sectional three-dimensional structure schematic diagram of the utility model;

[0019] Figure 2 is the front view three-dimensional structure schematic diagram of the utility model;

[0020] Figure 3 is the right view three-dimensional structure schematic diagram of the utility model;

[0021] Figure 4 is the top view three-dimensional structure schematic diagram of the installation component of the utility model;

[0022] Figure 5 is the front view sectional three-dimensional structure schematic diagram of the installation component of the utility model;

[0023] Figure 6 is the front view three-dimensional structure schematic diagram of the adjustment component of the utility model;

[0024] Figure 7 is the front view three-dimensional structure schematic diagram of the tillage plow head of the utility model.

[0025] In the figure: 1, tillage plow head; 2, installation component; 21, connecting cross plate; 22, push connecting plate; 23, insertion rod; 24, installation block; 25, T-shaped limiting rod; 26, limiting plate; 27, push-pull frame; 28, second support plate; 29, second threaded rod; 3, connecting frame; 4, worm; 5, support block; 6, towing frame; 7, moving wheel; 8, adjustment mechanism; 81, first support plate; 82, threaded block; 83, hinge rod; 84, hinge seat; 85, second fixed rod; 86, first threaded rod; 87, worm wheel; 9, first fixed rod; 10, L-shaped limiting plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] As Figure 1-7 shown, the present utility model provides a technical solution: an adjustable-height plowshare, including a connecting frame 3. On the upper surface inside the connecting frame 3, two adjusting mechanisms 8 are fixedly connected. The right ends of the two adjusting mechanisms 8 are both in meshing transmission with a worm 4. The lower ends of the two adjusting mechanisms 8 are both fixedly connected to an installation assembly 2. The installation assembly 2 is snap-connected to five tillage plowshares 1 with limiting holes opened inside. Four L-shaped limiting plates 10 are fixedly connected to the upper side of the installation assembly 2. By rotating the worm 4, under the action of the two provided adjusting mechanisms 8, the installation assembly 2 can be driven to move in the up and down directions, and further the tillage plowshare 1 can be driven to move in the up and down directions, thereby achieving the adjustment process of the position height of the tillage plowshare 1 during the tillage process, enabling the device to adjust the height of the tillage plowshare 1 according to different geological conditions. Through the provided installation assembly 2, the installation process of the tillage plowshare 1 can be quickly achieved. Correspondingly, when the tillage plowshare 1 is damaged, it can be conveniently removed from the device, and then it can be conveniently replaced.

[0028] Support blocks 5 are movably connected to the front and rear sides of the worm 4. The left ends of the two support blocks 5 are fixedly connected to the right end of the connecting frame 3. A traction frame 6 is arranged at the left end of the connecting frame 3. The four L-shaped limiting plates 10 are respectively movably connected to four first fixing rods 9 through circular holes opened inside their upper ends. The upper and lower ends of the four first fixing rods 9 are respectively fixedly connected to the upper and lower side surfaces inside the connecting frame 3. Two moving wheels 7 are arranged at the lower end of the connecting frame 3. By providing the support blocks 5, the worm 4 can be supported. By providing the traction frame 6, the device can be conveniently connected to an agricultural tractor, and then the device can be driven to realize the tillage of agricultural land. Through the mutual cooperation between the provided first fixing rods 9 and the L-shaped limiting plates 10, the movement direction of the installation assembly 2 can be restricted.

[0029] The two adjusting mechanisms 8 both include worm wheels 87. The two worm wheels 87 are both meshed with and driven by the worm 4. The two worm wheels 87 are respectively fixedly connected to the right ends of two first threaded rods 86. On the left and right sides of the two first threaded rods 86 are movably connected with first support plates 81. The upper ends of the four first support plates 81 are fixedly connected to the inner upper surface of the connecting frame 3. Two threaded blocks 82 are threadedly connected to the two first threaded rods 86. The four threaded blocks 82 are respectively movably connected to the upper ends of the four hinge rods 83 through hinge seats 84 provided at their lower ends. The lower ends of the four hinge rods 83 are movably connected with another hinge seat 84. The lower ends of the four another hinge seats 84 are fixedly connected to the mounting assembly 2. The four threaded blocks 82 are respectively movably connected to two second fixing rods 85 through circular holes opened in their interiors. The left and right ends of the two second fixing rods 85 are respectively fixedly connected to the four first support plates 81. By the rotation of the worm 4, under the action of the two worm wheels 87 provided, the two first threaded rods 86 can be driven to rotate. By the rotation of the two first threaded rods 86, under the action of the second fixing rods 85 provided, the corresponding two threaded blocks 82 can be driven to move relatively between them. At this time, under the mutual cooperation of the provided hinge rods 83 and hinge seats 84, the mounting assembly 2 can be driven to move in the up and down directions, so as to achieve the adjustment of the position height of the tilling plow head 1 during its use process.

[0030] The installation component 2 includes a connecting horizontal plate 21. The upper end of the connecting horizontal plate 21 is fixedly connected to the four hinge seats 84 on the lower side. The front and rear sides of the upper end of the connecting horizontal plate 21 are respectively fixedly connected to the lower ends of the four L-shaped limiting plates 10. Five mounting blocks 24 are fixedly connected to the connecting horizontal plate 21. The five mounting blocks 24 are respectively clamped with five tilling plow heads 1 each having a limiting hole provided therein through the insertion rods 23 provided thereon. The left ends of the five insertion rods 23 are fixedly connected to the right side of the pushing connecting plate 22. The right side of the pushing connecting plate 22 is fixedly connected to the left end of the push-pull frame 27. The push-pull frame 27 is threadedly connected to the second threaded rod 29 through the threaded hole provided in its interior. The right side of the second threaded rod 29 is movably connected to the second support plate 28. The lower end of the second support plate 28 is fixedly connected to the connecting horizontal plate 21. The left end of the second threaded rod 29 is movably connected to the right end of the middle mounting block 24. Two T-shaped limiting rods 25 are fixedly connected to the right side of the pushing connecting plate 22. The two T-shaped limiting rods 25 are respectively movably connected to the two limiting plates 26. The lower ends of the two limiting plates 26 are fixedly connected to the connecting horizontal plate 21. By rotating the second threaded rod 29, the push-pull frame 27 is driven to move leftward, and then the pushing connecting plate 22 can be driven to move leftward, so that the five insertion rods 23 can be respectively moved out of the limiting holes provided in the interiors of the five tilling plow heads 1. At this time, the tilling plow head 1 can be conveniently taken out of the corresponding mounting block 24, so as to achieve the effect of replacing the damaged tilling plow head 1 and avoid affecting the tilling process of the device. The mutual cooperation between the provided T-shaped limiting rods 25 and the limiting plates 26 can play a role in restricting the movement direction of the pushing connecting plate 22.

[0031] The operation steps of the present utility model are as follows:

[0032] During the use of the device, when it is necessary to adjust the position height of the tilling plow head 1, by rotating the worm 4, the two worm wheels 87 are driven to rotate, and then the two first threaded rods 86 can be driven to rotate. By the rotation of the two first threaded rods 86, under the action of the two fixed rods 85 provided, the corresponding two threaded blocks 82 can be driven to approach each other. At this time, under the mutual cooperation between the provided hinge rods 83 and the hinge seats 84, the installation component 2 can be driven to move up and down, so as to achieve the process of adjusting the position height of the tilling plow head 1; when the tilling plow head 1 is damaged, by rotating the second threaded rod 29, the push-pull frame 27 is driven to move leftward, and then the pushing connecting plate 22 can be driven to move leftward. At this time, the five insertion rods 23 can be respectively moved out of the limiting holes provided in the interiors of the five tilling plow heads 1, so that the insertion rods 23 no longer play a role in restricting the tilling plow head 1. At this time, the damaged tilling plow head 1 can be conveniently removed from the device, so as to facilitate its replacement treatment.

[0033] In the description of the present utility model, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the 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.

[0034] In the present utility model, unless otherwise clearly specified and defined, for example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium. It may be the communication inside two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0035] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. An adjustable-height plowshare, comprising a connecting frame (3), characterized in that: Two adjusting mechanisms (8) are fixedly connected to the inner upper surface of the connecting frame (3). The right ends of the two adjusting mechanisms (8) are in meshing transmission with the worm (4). The lower ends of the two adjusting mechanisms (8) are fixedly connected to the mounting assembly (2). The mounting assembly (2) is snap-connected to five farming plow heads (1) with limiting holes formed inside. Four L-shaped limiting plates (10) are fixedly connected to the upper side of the mounting assembly (2).

2. The adjustable-height plowshare according to claim 1, characterized in that: Support blocks (5) are movably connected to the front and rear sides of the worm (4). The left ends of the two support blocks (5) are fixedly connected to the right end of the connecting frame (3). A towing frame (6) is arranged at the left end of the connecting frame (3).

3. The adjustable-height plowshare according to claim 1, characterized in that: The four L-shaped limiting plates (10) are respectively movably connected to four first fixing rods (9) through circular holes formed inside their upper ends. The upper and lower ends of the four first fixing rods (9) are fixedly connected to the upper and lower inner side surfaces of the connecting frame (3). Two moving wheels (7) are arranged at the lower end of the connecting frame (3).

4. The adjustable-height plowshare according to claim 1, characterized in that: Each of the two adjusting mechanisms (8) includes a worm gear (87). The two worm gears (87) are in meshing transmission with the worm (4). The two worm gears (87) are respectively fixedly connected to the right ends of two first threaded rods (86). The left and right sides of the two first threaded rods (86) are movably connected to first support plates (81).

5. The adjustable-height plowshare according to claim 4, wherein: The upper ends of the four first support plates (81) are fixedly connected to the inner upper surface of the connecting frame (3). Two threaded blocks (82) are threadedly connected to each of the two first threaded rods (86).

6. The adjustable-height plowshare according to claim 5, wherein: The four threaded blocks (82) are respectively movably connected to the upper ends of four hinge rods (83) through hinge seats (84) arranged at their lower ends. The lower ends of the four hinge rods (83) are movably connected to another hinge seat (84). The lower ends of the four another hinge seats (84) are fixedly connected to the mounting assembly (2).

7. The adjustable-height plowshare according to claim 5, characterized in that: The four threaded blocks (82) are respectively movably connected to two second fixing rods (85) through circular holes formed inside them. The left and right ends of the two second fixing rods (85) are fixedly connected to the four first support plates (81).

8. The adjustable-height plowshare according to claim 6, wherein: The mounting assembly (2) includes a connecting cross plate (21). The upper end of the connecting cross plate (21) is fixedly connected to the lower sides of the four hinge seats (84). The front and rear sides of the upper end of the connecting cross plate (21) are respectively fixedly connected to the lower ends of the four L-shaped limiting plates (10). Five mounting blocks (24) are fixedly connected to the connecting cross plate (21). The five mounting blocks (24) are respectively snap-connected to five farming plow heads (1) with limiting holes formed inside through inserting rods (23) arranged on them.

9. The adjustable-height plowshare according to claim 8, wherein: The left ends of the five inserting rods (23) are fixedly connected to the right side of a pushing connecting plate (22). The right side of the pushing connecting plate (22) is fixedly connected to the left end of a pushing and pulling frame (27). The pushing and pulling frame (27) is threadedly connected to a second threaded rod (29) through a threaded hole formed inside it. The right side of the second threaded rod (29) is movably connected to a second support plate (28). The lower end of the second support plate (28) is fixedly connected to the connecting cross plate (21).

10. The plowshare with adjustable height according to claim 9, characterized in that: The left end of the second threaded rod (29) is movably connected to the right end of the middle mounting block (24). Two T-shaped limiting rods (25) are fixedly connected to the right side of the pushing connecting plate (22). The two T-shaped limiting rods (25) are respectively movably connected to two limiting plates (26). The lower ends of the two limiting plates (26) are both fixedly connected to the connecting cross plate (21).

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