Crushing device for agricultural and forestry wastes

Abstract

The utility model relates to the technical field of agricultural and forestry waste treatment, and discloses an agricultural and forestry waste crushing device which comprises a main body, the bottom of the main body is fixedly connected with a filter box, the side wall of the filter box is fixedly connected with a slide way, the top of the slide way is fixedly connected with a supporting block, and the top of the supporting block is provided with a conveying shell. A collecting opening is formed in the bottom of the conveying shell, a conveying shaft is rotationally connected to the inner wall of the conveying shell, and a discharging opening is formed in the outer wall of the conveying shell. According to the agricultural and forestry waste crushing device, through the arranged conveying shell structure, screening is conducted through a filter screen, then agricultural and forestry waste which is not crushed completely enters a collecting opening of the conveying shell through a conveying channel, and then the agricultural and forestry waste which is not crushed completely is placed into the crushing box again through an internal conveying rod; and the secondary processing effect can be better achieved, and waste can be smashed more sufficiently.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural and forestry waste treatment, in particular to a crushing device for agricultural and forestry waste. Background Art

[0002] Agricultural and forestry waste is one type of waste. It is an important biological resource and an important renewable resource. The energy conversion and utilization of agricultural and forestry waste is one of the research hotspots in the field of renewable energy. The most important wastes include straw, rice husks, edible fungus substrates, scraps, firewood, bark, peanut shells, branches, peels, shavings, etc.

[0003] When processing agricultural and forestry waste, an agricultural and forestry waste crushing device is needed. The agricultural and forestry waste is mainly placed in the device, and then crushed by the crushing structure inside the device to achieve the processing and reuse of the agricultural and forestry waste.

[0004] Existing agricultural and forestry waste crushing devices often do not crush completely during the crushing process, resulting in a certain amount of agricultural and forestry waste not being crushed, thereby failing to meet work requirements and having a narrow scope of application. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a crushing device for agricultural and forestry wastes, aiming to improve the problems of insufficient crushing and inability to achieve secondary processing in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a crushing device for agricultural and forestry wastes, comprising a main body, a filter box is fixedly connected to the bottom of the main body, a slideway is fixedly connected to the side wall of the filter box, a support block is fixedly connected to the top of the slideway, a conveying shell is arranged on the top of the support block, a collecting port is opened at the bottom of the conveying shell, a conveying shaft is rotatably connected to the inner wall of the conveying shell, a discharging port is opened on the outer wall of the conveying shell, a motor is fixedly connected to the top of the conveying shell, and a crushing structure is installed inside the main body;

[0007] As a further description of the above technical solution: the inner wall of the filter box is fixedly connected with a partition, the outer wall of the filter box is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a rotating member, and the side wall of the rotating member is rotatably connected with a filter screen;

[0008] As a further description of the above technical solution: the inner wall of the slide is fixedly connected to the slide baffle, the collection port is arranged directly below the slide, the bottom of the conveying shell is fixedly connected to the base, and the output end of the motor three is fixedly connected to the conveying shaft;

[0009] As a further description of the above technical solution: the pulverizing structure includes a motor 1, the output end of the motor 1 is fixedly connected to a gear 2, the inner wall of the gear 2 is fixedly connected to an inner rod, the outer wall of the gear 2 is meshingly connected to a gear 1, the gear 1 is meshingly connected to a gear 3, and one end of the gear 3 is fixedly connected to an outer rod;

[0010] As a further description of the above technical solution: the inner wall of the outer rod is rotatably connected to the outer wall of the inner rod, and the side wall of the main body is fixedly connected to a gear box;

[0011] As a further description of the above technical solution: the gear box is provided with the gear 1, the gear 2 and the gear 3 inside, and the side wall of the gear box is fixedly connected with the motor 1;

[0012] As a further description of the above technical solution: the bottom of the filter box is fixedly connected to a collection box, the inner wall of the collection box is slidably connected to a collection drawer, and the inner wall of the collection drawer is provided with a slide groove;

[0013] As a further description of the above technical solution: the side walls of the main body are fixedly connected with side panels, and the bottoms of the side panels are fixedly connected with bottom columns.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the conveying shell structure is set up, and the filter screen is used for screening, and then the agricultural and forestry waste that is not completely crushed enters the collecting port of the conveying shell through the transmission channel, and then the internal conveying rod will put the agricultural and forestry waste that is not completely crushed into the inside of the crushing box again, which can better achieve the effect of secondary processing, make the waste crushed more fully, and have a wider range of applications.

[0016] 2. In the utility model, by setting up the inner and outer rod structures, it can be better achieved that the internal crushing blades are in opposite directions during crushing, so that the crushing efficiency is higher, and the positive and reverse structure can make the agricultural and forestry wastes more fully crushed during crushing, which is better than the general crushing structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional schematic diagram of a crushing device for agricultural and forestry wastes proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of a conveying shell of a crushing device for agricultural and forestry wastes proposed by the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of a crushing device for agricultural and forestry wastes proposed by the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of a filter screen for a crushing device for agricultural and forestry wastes proposed by the utility model;

[0021] Figure 5 The utility model is a schematic diagram of the structure of a conveying shaft of a crushing device for agricultural and forestry wastes.

[0022] Legend:

[0023] 1. Main body; 2. Gear box; 3. Motor 1; 4. Inner rod; 5. Gear 1; 6. Outer rod; 7. Gear 2; 8. Gear 3; 9. Filter box; 10. Motor 2; 11. Rotating part; 12. Filter screen; 13. Partition; 14. Slide; 15. Slide baffle; 16. Collection port; 17. Base; 18. Conveying shell; 19. Motor 3; 20. Discharge port; 21. Support block; 22. Collection drawer; 23. Slide; 24. Side panel; 25. Bottom column; 26. Collection box; 27. Conveying shaft. 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] Reference Figure 1 , Figure 2 , Figure 4 and Figure 5The utility model provides an embodiment: a crushing device for agricultural and forestry wastes, including a main body 1, the function of the main body 1 is to provide an environment for crushing agricultural and forestry wastes, the bottom of the main body 1 is fixedly connected with a filter box 9, which is used to filter the agricultural and forestry wastes that are completely crushed and incompletely crushed inside, the side wall of the filter box 9 is fixedly connected with a slide 14, the function of the slide 14 is to move the incompletely crushed wastes to the inside of the conveying shell 18, the top of the slide 14 is fixedly connected with a support block 21, the function of the support block 21 is to fix the conveying shell 18, and the top of the support block 21 is provided with a conveying shell 18. The function of the conveying shell 18 is to realize the transmission function of secondary processing of incompletely crushed waste. The bottom of the conveying shell 18 is provided with a collecting port 16 for collecting. The inner wall of the conveying shell 18 is rotatably connected with a conveying shaft 27. The function of the conveying shaft 27 is to transport agricultural and forestry waste from bottom to top. The outer wall of the conveying shell 18 is provided with a discharge port 20. The function of the discharge port 20 is to move the waste to the inside of the main body 1. The top of the conveying shell 18 is fixedly connected with a motor three 19. The function of the motor three 19 is to realize the rotation of the conveying shaft 27. A crushing structure is installed inside the main body 1.

[0026] The inner wall of the filter box 9 is fixedly connected with a partition 13, and the function of the partition 13 is to prevent agricultural and forestry waste from falling from the gap around the filter screen 12. The outer wall of the filter box 9 is fixedly connected with a motor 2 10, and the function of the motor 2 10 is to drive the rotation of the rotating member 11. The output end of the motor 2 10 is fixedly connected with the rotating member 11, and the filter screen 12 is connected to achieve the effect of connected rotation. The side wall of the rotating member 11 is rotatably connected with the filter screen 12 to filter the completely crushed agricultural and forestry waste. The inner wall of the slide 14 is fixedly connected with the slide baffle 15 to limit the moving direction of the waste. The collecting port 16 is arranged directly below the slide 14. The bottom of the conveying shell 18 is fixedly connected with a base 17 for support. The output end of the motor 3 19 is fixedly connected to the conveying shaft 27.

[0027] Reference Figure 3The crushing structure includes a motor 3, which is used to provide power to the internal crushing device. The output end of the motor 3 is fixedly connected with a gear 27, which is used to drive the rotation of the inner rod 4. The inner wall of the gear 27 is fixedly connected with the inner rod 4, which realizes the forward rotation of the crushing blade. The outer wall of the gear 27 is meshingly connected with a gear 5 for connecting. The gear 5 is meshingly connected with a gear 3 8, which realizes the reverse rotation of the gear 3 8. One end of the gear 3 8 is fixedly connected with an outer rod 6, which is used to realize the reverse rotation of the crushing blade. The inner wall of the outer rod 6 is rotatably connected to the outer wall of the inner rod 4. The side wall of the main body 1 is fixedly connected with a gear box 2, which is used to protect the gears. The interior of the gear box 2 is provided with a gear 5, a gear 27 and a gear 3 8, and the side wall of the gear box 2 is fixedly connected with a motor 3.

[0028] Reference Figure 1 and Figure 2 A collecting box 26 is fixedly connected to the bottom of the filter box 9. The function of the collecting box 26 is to collect completely crushed agricultural and forestry waste. A collecting drawer 22 is slidably connected to the inner wall of the collecting box 26. The collecting drawer 22 better realizes the convenience and speed of collection. A slide groove 23 is provided on the inner wall of the collecting drawer 22. The slide groove 23 better realizes the stability of the collecting drawer 23. The side wall of the main body 1 is fixedly connected to a side panel 24. The side panel 24 is used to fix the bottom column 25. The bottom of the side panel 24 is fixedly connected to the bottom column 25. The function of the bottom column 25 is to support the structure of the entire agricultural and forestry waste crushing device.

[0029] Working principle: First, start the motor 1 3. At this time, the gears inside the gear box 2 rotate, the gear 2 7 drives the inner rod 4 to rotate forward, the gear 3 8 drives the outer rod 6 to rotate reversely, and the crushing blades on the outer walls of the two rotate. Then we place the agricultural and forestry waste to be crushed inside the main body 1 for crushing. During the crushing process, due to the effect of gravity, the waste will fall on the filter 12 after passing through the crushing structure, and then the motor 2 10 drives the rotating part 11 to rotate. At this time, the filter 12 vibrates to filter the crushed waste into the collection box 26. The waste that cannot be filtered is transported to the collection port 16 of the conveying shell 18 through the cooperation of the slide 14 and the slide baffle 15, and collected through the collection port 16. Then, the collected incompletely crushed agricultural and forestry waste is moved back to the inside of the main body 1 through the discharge port 20 through the action of the conveying shaft 27 for crushing.

[0030] When the crushed agricultural and forestry waste needs to be taken out, it can be done by taking out the collection drawer 22 inside the collection box 26, which is convenient and quick.

[0031] 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 comminution device for agricultural and forestry waste, comprising a main body (1), characterized in that: The bottom of the main body (1) is fixedly connected to a filter box (9), the side wall of the filter box (9) is fixedly connected to a slideway (14), the top of the slideway (14) is fixedly connected to a support block (21), the top of the support block (21) is provided with a conveying shell (18), the bottom of the conveying shell (18) is provided with a collecting port (16), the inner wall of the conveying shell (18) is rotatably connected to a conveying shaft (27), the outer wall of the conveying shell (18) is provided with a discharge port (20), the top of the conveying shell (18) is fixedly connected to a motor three (19), and a crushing structure is installed inside the main body (1).

2. The crushing device for agricultural and forestry waste according to claim 1 is characterized in that: The inner wall of the filter box (9) is fixedly connected to a partition plate (13), the outer wall of the filter box (9) is fixedly connected to a second motor (10), the output end of the second motor (10) is fixedly connected to a rotating member (11), and the side wall of the rotating member (11) is rotatably connected to a filter screen (12).

3. The crushing device for agricultural and forestry waste according to claim 1 is characterized in that: The inner wall of the slideway (14) is fixedly connected to a slideway baffle (15), the collecting port (16) is arranged directly below the slideway (14), the bottom of the conveying shell (18) is fixedly connected to a base (17), and the output end of the motor three (19) is fixedly connected to the conveying shaft (27).

4. The crushing device for agricultural and forestry waste according to claim 1 is characterized in that: The pulverizing structure comprises a motor 1 (3), the output end of the motor 1 (3) is fixedly connected to a gear 2 (7), the inner wall of the gear 2 (7) is fixedly connected to an inner rod (4), the outer wall of the gear 2 (7) is meshingly connected to a gear 1 (5), the gear 1 (5) is meshingly connected to a gear 3 (8), and one end of the gear 3 (8) is fixedly connected to an outer rod (6).

5. The crushing device for agricultural and forestry waste according to claim 4 is characterized in that: The inner wall of the outer rod (6) is rotatably connected to the outer wall of the inner rod (4), and the side wall of the main body (1) is fixedly connected to a gear box (2).

6. The crushing device for agricultural and forestry waste according to claim 5 is characterized in that: The gear box (2) is provided with the gear one (5), the gear two (7) and the gear three (8) inside, and the side wall of the gear box (2) is fixedly connected with the motor one (3).

7. The pulverizing device for agricultural and forestry waste according to claim 1, characterized in that: The bottom of the filter box (9) is fixedly connected to a collection box (26), the inner wall of the collection box (26) is slidably connected to a collection drawer (22), and the inner wall of the collection drawer (22) is provided with a sliding groove (23).

8. The pulverizing device for agricultural and forestry waste according to claim 1, characterized in that: The side wall of the main body (1) is fixedly connected to a side plate (24), and the bottom of the side plate (24) is fixedly connected to a bottom column (25).

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