Rice straw smashing device

Abstract

The utility model relates to the technical field of field operation devices, and discloses a rice straw smashing device which comprises a smashing vehicle, a pressing assembly and a smashing assembly. According to the rice straw smashing device, by designing the downward pressing assembly, effective downward pressing of straw is achieved, a telescopic rod drives a connecting block and a pressing rod to move downwards, the straw is compacted through the pressing block, and therefore the subsequent cutting and smashing effect of the rice straw smashing device is guaranteed; therefore, the height of the crushing assembly can be adjusted by rotating the rotating rod, the ground or other obstacles are prevented from being cut, the operation safety is ensured, in addition, an upper baffle and a lower baffle arranged in the device and a steel rail arranged in a moving plate jointly form a stable structural system, and the device is convenient to use. Good supporting and guiding effects are provided for the crushing assembly, and finally, a small motor drives a shaft rod to rotate to drive a rotating cutter to rotate for cutting and crushing.

Description

Technical Field

[0001] The utility model relates to the technical field of field operation devices, in particular to a rice straw crushing device. Background Art

[0002] Rice straw is the crop waste left after rice harvesting. Due to its large quantity, it is time-consuming and laborious to deal with. The traditional way of dealing with it is often incineration, which not only wastes resources but also causes environmental pollution. Therefore, how to deal with rice straw efficiently and environmentally friendly has become an urgent problem to be solved.

[0003] With the development of technology, rice straw crushing devices have gradually appeared on the market. These devices usually crush the straw mechanically to facilitate subsequent use, such as feed, fertilizer or biomass energy, etc. However, the existing rice straw crushing devices often cut and crush directly without pressing down, which easily makes it difficult to cut and crush the soft straw. Therefore, a rice straw crushing device is proposed to solve the above-mentioned problem. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a rice straw crushing device, which has the advantages of cutting and crushing the straw after pressing it down and an adjustable crushing device to prevent it from cutting the ground, thereby solving the problem of the existing rice straw crushing device not compacting before cutting.

[0006] (II) Technical solution

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A rice straw crushing device comprises a crushing vehicle, a pressing assembly and a crushing assembly, wherein a load-bearing plate is arranged near the front side of the top of the crushing vehicle, a crushing groove is arranged at the middle of the bottom of the crushing vehicle, the pressing assembly is arranged inside and at the bottom of the load-bearing plate, and the crushing assembly is arranged between the crushing vehicle and the crushing groove;

[0009] The pressing assembly comprises a telescopic rod, a connecting block and a pressing rod, wherein the telescopic rod is fixedly connected to one side of the inner part of the load-bearing plate, the connecting block is arranged at the end of the telescopic end of the telescopic rod, and the pressing rod is arranged on one side of the connecting block;

[0010] The crushing assembly includes a connecting plate and a rotating tool. Two connecting plates are provided and are both plugged into the top of the crushing trough. A shaft rod is rotatably connected between the two connecting plates. The outside of the shaft rod is fixedly connected to multiple rotating tools. A small motor is also provided at one end of the shaft rod after passing through the connecting plate.

[0011] As a preferred technical solution of the utility model, the pressing assembly further comprises a sliding ring and a fixed column, the fixed column is fixedly connected between the bottom of the load-bearing plate and the crushing vehicle, and the middle portion of the sliding ring is slidably connected to the fixed column.

[0012] As a preferred technical solution of the utility model, one side of the sliding ring is fixedly connected to the other side of the connecting block, and the pressing rod is an L-shaped rod with a pressing block arranged at the bottom thereof.

[0013] As a preferred technical solution of the utility model, a seat, a control panel, a brake and a windshield are arranged on the top of the crushing vehicle, and wheels are arranged on the bottom of the crushing vehicle and on both sides of the crushing trough.

[0014] As a preferred technical solution of the utility model, the crushing assembly also includes a rotating rod and a motor, the rotating rod is fixedly connected to the output end of the motor, the motor is located at the top of the crushing vehicle and at the bottom of the seat, and a protective frame is provided on the outside of the motor and is fixedly connected to the top of the crushing vehicle through the protective frame.

[0015] As a preferred technical solution of the utility model, an upper baffle and a lower baffle are respectively arranged inside the crushing vehicle near the seat and near the top of the crushing trough. The upper baffle is plugged into the rotating rod and a hole with a larger diameter than the rotating rod is provided at the plugging point. The end of the rotating rod is rotatably connected to the lower baffle via a bearing.

[0016] As a preferred technical solution of the utility model, the tops of the two connecting plates pass through the crushing groove and then through the lower baffle and are welded together with a movable plate. The middle part of the movable plate is threadedly connected to the rotary rod. Two symmetrically distributed steel rails are also inserted inside the movable plate. The two ends of the two steel rails are respectively welded to the upper baffle and the lower baffle.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model provides a rice straw crushing device, which has the following beneficial effects:

[0019] The rice straw crushing device realizes effective downward pressure on the straw by designing a downward pressure component. The telescopic rod drives the connecting block and the pressure rod to move downward, and the straw is compacted by the pressure block, so as to ensure the subsequent cutting and crushing effect. At the same time, the sliding ring and the fixed column make the pressure rod always move vertically downward when moving downward. This downward pressure function helps to arrange the straw more closely, so as to improve the cutting efficiency and crushing quality of the crushing tool. The design of the crushing component makes the cutting and crushing process more efficient and safe. The motor drives the rotary rod to rotate. Since the connecting plate is welded to the moving plate, and the moving plate is threadedly connected to the rotary rod, the height of the crushing component can be adjusted by rotating the rotary rod, so as to prevent cutting to the ground or other obstacles and ensure the safety of operation. In addition, the upper baffle plate and the lower baffle plate arranged inside the device, as well as the steel rail inside the moving plate, together constitute a stable structural system, which provides good support and guiding effects for the crushing component. Finally, the small motor drives the shaft rod to rotate to drive the rotating tool to rotate for cutting and crushing. This design not only enhances the stability of the device, but also helps to improve the movement accuracy and cutting effect of the crushing component. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Fig. 1 is a schematic diagram of the structure of the utility model;

[0021] Figure 2 is a schematic diagram of the structure of the utility model at A;

[0022] FIG3 is a schematic diagram of a partial structure of a crushing assembly of the utility model.

[0023] In the figure: 1. Crushing car; 2. Load-bearing plate; 3. Telescopic rod; 4. Connecting block; 5. Sliding ring; 6. Fixed column; 7. Pressure rod; 8. Pressure block; 9. Crushing trough; 10. Connecting plate; 11. Moving plate; 12. Seat; 13. Rotating rod; 14. Motor; 15. Upper baffle; 16. Lower baffle; 17. Rail; 18. Shaft; 19. Rotating tool; 20. Small motor. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Please refer to Figures 1-3, a rice straw crushing device includes a crushing vehicle 1, a pressing assembly and a crushing assembly, a load-bearing plate 2 is arranged near the front side of the top of the crushing vehicle 1, a crushing groove 9 is opened in the middle of the bottom of the crushing vehicle 1, a pressing assembly is arranged inside and at the bottom of the load-bearing plate 2, and a crushing assembly is arranged between the crushing vehicle 1 and the crushing groove 9;

[0028] The pressing assembly includes a telescopic rod 3, a connecting block 4 and a pressing rod 7. The telescopic rod 3 is fixedly connected to one side of the inner side of the load-bearing plate 2. The connecting block 4 is arranged at the end of the telescopic end of the telescopic rod 3. The pressing rod 7 is arranged on one side of the connecting block 4.

[0029] It should be noted that two fixing rings and two sets of connecting feet are provided on the outside of the telescopic rod 3. After the fixing rings are clamped on the outside of the telescopic rod 3, one end of the connecting foot is welded to the fixing ring and the other end is fixedly connected to the inside of the load-bearing plate 2 by screws. The connection between the end of the telescopic end of the telescopic rod 3 and the connecting block 4 and the connection between one end of the pressure rod and the connecting block 4 are both provided with protective plates and screws, and are fixedly connected by the protective plates and screws.

[0030] In this embodiment, the pressing assembly further includes a sliding ring 5 and a fixed column 6. The fixed column 6 is fixedly connected between the bottom of the load-bearing plate 2 and the crushing vehicle 1. The middle portion of the sliding ring 5 is slidably connected to the fixed column 6.

[0031] In this embodiment, one side of the sliding ring 5 is fixedly connected to the other side of the connecting block 4 , and the pressing rod 7 is an L-shaped rod with a pressing block 8 disposed at the bottom thereof.

[0032] It should be noted that the pressing block 8 is composed of two layers, an upper layer of unhard plastic and a lower layer of unalloyed steel. The pressing block 8 is used to compact the straw to facilitate cutting and crushing.

[0033] Embodiment 2: The crushing assembly includes a connecting plate 10 and a rotating tool 19. Two connecting plates 10 are provided and are both plugged into the top of the crushing groove 9. A shaft rod 18 is rotatably connected between the two connecting plates 10. The outside of the shaft rod 18 is fixedly connected to multiple rotating tools 19. A small motor 20 is also provided after one end of the shaft rod 18 passes through the connecting plate 10.

[0034] It should be noted that each rotating tool 19 is provided with 6 blades, and connecting rings are provided on both sides of the connection between each rotating tool 19 and the shaft 18, and multiple rotating tools 19 are evenly distributed outside the shaft 18.

[0035] In this embodiment, a seat 12 , a control panel, a brake and a windshield are arranged on the top of the crushing vehicle 1 , and wheels are arranged on the bottom of the crushing vehicle 1 and on both sides of the crushing tank 9 .

[0036] In this embodiment, the crushing assembly also includes a rotating rod 13 and a motor 14. The rotating rod 13 is fixedly connected to the output end of the motor 14. The motor 14 is located at the top of the crushing vehicle 1 and at the bottom of the seat 12. A protective frame is provided outside the motor 14 and is fixedly connected to the top of the crushing vehicle 1 through the protective frame.

[0037] In this embodiment, an upper baffle 15 and a lower baffle 16 are respectively provided inside the crushing vehicle 1 near the seat 12 and near the top of the crushing trough 9. The upper baffle 15 is plugged into the rotary rod 13 and a hole with a larger diameter than the rotary rod 13 is provided at the plugging point. The end of the rotary rod 13 is rotatably connected to the lower baffle 16 via a bearing.

[0038] In this embodiment, the tops of the two connecting plates 10 pass through the crushing groove 9 and then through the lower baffle plate 16 and are welded together with a movable plate 11. The middle part of the movable plate 11 is threadedly connected to the rotary rod 13. Two symmetrically distributed steel rails 17 are also inserted inside the movable plate 11. The two ends of the two steel rails 17 are respectively welded to the upper baffle plate 15 and the lower baffle plate 16.

[0039] Beneficial effects:

[0040] The rice straw crushing device realizes effective downward pressure on the straw by designing a downward pressure component. The telescopic rod 3 drives the connecting block 4 and the pressure rod 7 to move downward, and the straw is compacted by the pressure block 8, so as to ensure the subsequent cutting and crushing effect. At the same time, the sliding ring 5 and the fixed column 6 ensure that the pressure rod 7 is always vertically downward when moving downward. This downward pressure function helps to arrange the straw more closely, so as to improve the cutting efficiency and crushing quality of the crushing tool. The design of the crushing component makes the cutting and crushing process more efficient and safe. The motor 14 drives the rotating rod 13 to rotate. Since the connecting plate 10 is welded with the moving plate 11, the moving plate 11 can move downward. The plate 11 is threadedly connected to the rotary rod 13, so the height of the crushing assembly can be adjusted by rotating the rotary rod 13, thereby preventing cutting into the ground or other obstacles and ensuring the safety of operation. In addition, the upper baffle 15 and the lower baffle 16 arranged inside the device, as well as the steel rail 17 inside the movable plate, together constitute a stable structural system, which provides good support and guiding effects for the crushing assembly. Finally, the small motor 20 drives the shaft 18 to rotate, driving the rotating tool 19 to rotate for cutting and crushing. This design not only enhances the stability of the device, but also helps to improve the movement accuracy and cutting effect of the crushing assembly.

[0041] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rice straw crushing device, comprising a crushing vehicle (1), a pressing assembly and a crushing assembly, wherein a load-bearing plate (2) is arranged at the top of the crushing vehicle (1) near the front side, a crushing groove (9) is provided at the middle of the bottom of the crushing vehicle (1), the pressing assembly is arranged inside and at the bottom of the load-bearing plate (2), and the crushing assembly is arranged between the crushing vehicle (1) and the crushing groove (9); Features: The pressing assembly comprises a telescopic rod (3), a connecting block (4) and a pressing rod (7); the telescopic rod (3) is fixedly connected to one side of the inner part of the load-bearing plate (2); the connecting block (4) is arranged at the end of the telescopic end of the telescopic rod (3); and the pressing rod (7) is arranged on one side of the connecting block (4); The crushing assembly comprises a connecting plate (10) and a rotating cutter (19), wherein two connecting plates (10) are provided and both are plugged into the top of the crushing groove (9), a shaft rod (18) is rotatably connected between the two connecting plates (10), the outside of the shaft rod (18) is fixedly connected to a plurality of rotating cutters (19), and a small motor (20) is also provided after one end of the shaft rod (18) passes through the connecting plate (10).

2. A rice straw crushing device according to claim 1, characterized in that: The pressing assembly further comprises a sliding ring (5) and a fixed column (6), wherein the fixed column (6) is fixedly connected between the bottom of the load-bearing plate (2) and the crushing vehicle (1), and the middle portion of the sliding ring (5) is slidably connected to the fixed column (6).

3. A rice straw crushing device according to claim 2, characterized in that: One side of the sliding ring (5) is fixedly connected to the other side of the connecting block (4); the pressing rod (7) is an L-shaped rod and a pressing block (8) is provided at the bottom thereof.

4. The rice straw crushing device according to claim 1, characterized in that: The top of the crushing vehicle (1) is provided with a seat (12), a control panel, a brake and a windshield, and the bottom of the crushing vehicle (1) and on both sides of the crushing tank (9) are provided with wheels.

5. The rice straw crushing device according to claim 4, characterized in that: The pulverizing assembly further comprises a rotating rod (13) and a motor (14); the rotating rod (13) is fixedly connected to the output end of the motor (14); the motor (14) is located at the top of the pulverizing vehicle (1) and at the bottom of the seat (12); a protective frame is provided outside the motor (14) and is fixedly connected to the top of the pulverizing vehicle (1) via the protective frame.

6. The rice straw crushing device according to claim 5, characterized in that: An upper baffle (15) and a lower baffle (16) are respectively arranged inside the crushing vehicle (1) near the seat (12) and near the top of the crushing tank (9); the upper baffle (15) is plugged into the rotating rod (13) and a hole with a larger diameter than the rotating rod (13) is arranged at the plugging point; the end of the rotating rod (13) is rotatably connected to the lower baffle (16) via a bearing.

7. The rice straw crushing device according to claim 6, characterized in that: The tops of the two connecting plates (10) pass through the crushing groove (9) and then through the lower baffle plate (16) and are welded together with a moving plate (11). The middle of the moving plate (11) is threadedly connected to the rotating rod (13). Two symmetrically distributed steel rails (17) are also inserted inside the moving plate (11). The two ends of the two steel rails (17) are respectively welded to the upper baffle plate (15) and the lower baffle plate (16).

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