Fermentation device for wormcast organic fertilizer

Abstract

The utility model discloses a wormcast organic fertilizer fermentation device which comprises a fermentation tank, the top of one side of the fermentation tank is communicated with a water pipe, the water pipe extends into the fermentation tank, the bottom of the inner wall of the fermentation tank is fixedly connected with a heating plate, and the top of the fermentation tank is fixedly connected with a filter box. And the bottom of the filter box is communicated with a feeding pipe. The wormcast organic fertilizer fermentation device relates to the technical field of organic fertilizer fermentation, and realizes screening of wormcast organic fertilizer through cooperation of the first motor, the first bevel gear, the second bevel gear, the connecting column, the cam, the filter frame and the sliding block, so that caked wormcast organic fertilizer is screened out; the problems that when an existing fermentation device is used for fermenting the wormcast organic fertilizer, the caked wormcast organic fertilizer cannot be screened out, so that the fermentation time of the caked wormcast organic fertilizer is slow, and the fermentation of the wormcast organic fertilizer in a fermentation tank is not uniform are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of organic fertilizer fermentation, in particular to a device for fermenting earthworm castings into organic fertilizer. Background Art

[0002] During the earthworm breeding process, earthworms can digest organic matter such as garbage and straw, and mix with the soil to excrete earthworm manure. Earthworm manure is a good decomposed organic fertilizer. When the earthworm manure organic fertilizer is fermented, it needs to be fermented through a fermentation device.

[0003] For example, the application publication number CN220684981U discloses a worm casting organic fertilizer fermentation device with a humidifying mechanism, which includes a fermentation tank, two sets of support legs symmetrically installed on both sides of the fermentation tank, and a discharge port connected to the bottom of the fermentation tank. Although the above document can achieve the purpose of stirring the worm castings to improve the fermentation quality, the water and the worm castings can be mixed more evenly during the stirring process, thereby improving the fermentation quality and practicality;

[0004] However, when the existing fermentation device ferments earthworm manure organic fertilizer, the earthworm manure organic fertilizer is fed into the interior of the fermentation tank through a feed pipe for fermentation. Since the earthworm manure organic fertilizer may contain some agglomerated earthworm manure organic fertilizer, the agglomerated earthworm manure organic fertilizer cannot be screened out, resulting in a slow fermentation time of the agglomerated earthworm manure organic fertilizer, which easily leads to uneven fermentation of the earthworm manure organic fertilizer in the fermentation tank. Utility Model Content

[0005] In response to the deficiencies of the prior art, the utility model provides a device for fermenting earthworm manure organic fertilizer, which solves the problem that the prior fermentation device cannot screen out agglomerated earthworm manure organic fertilizer when fermenting earthworm manure organic fertilizer, resulting in slow fermentation time of agglomerated earthworm manure organic fertilizer, and thus prone to uneven fermentation of earthworm manure organic fertilizer inside the fermentation tank.

[0006] To achieve the above-mentioned object, the utility model is implemented through the following technical solutions: a worm manure organic fertilizer fermentation device, comprising a fermentation tank, a water pipe is connected to the top of one side of the fermentation tank, the water pipe extends to the interior of the fermentation tank, a heating plate is fixedly connected to the bottom of the inner wall of the fermentation tank, the top of the fermentation tank is fixedly connected to a filter box, the bottom of the filter box is connected to a feed pipe, the feed pipe extends to the interior of the fermentation tank, a screening mechanism is provided on the outside of the filter box, the screening mechanism comprises a first motor, a first bevel gear, a second bevel gear, a connecting column, a cam, a filter frame and a slider, the output shaft of the first motor is fixedly connected to the first bevel gear, one side of the first bevel gear is meshed with the second bevel gear, one side of the second bevel gear is fixedly connected to the connecting column, the outer wall of the connecting column is rotatably connected to the inner wall of the filter box through a bearing, the side of the connecting column away from the second bevel gear is fixedly connected to the cam, the top of the cam is fitted with a filter frame, both sides of the filter frame are fixedly connected to sliders, the outer wall of the slider is slidably engaged with the inner wall of the filter box, and the first motor is fixedly connected to the outer wall of the filter box through a motor sleeve.

[0007] Preferably, both sides of the filter box are fixedly connected with a cover body, and the inner wall of the cover body is provided with a through groove.

[0008] Preferably, a stirring assembly is installed inside the fermentation tank.

[0009] Preferably, a transverse plate is fitted in the inner wall gap of the discharge pipe, and the transverse plate is fixedly connected to the bottom of the fermentation tank by bolts.

[0010] Preferably, the top of the fermentation tank is fixedly connected to a hollow column, the top of the hollow column is fixedly connected to a second motor, the output shaft of the second motor is fixedly connected to a threaded rod, both ends of the threaded rod are rotatably connected to the inner wall of the hollow column through bearings, the bottom of the outer wall of the threaded rod is threadedly connected to a threaded block, the threaded block passes through the hollow column and is movably connected to the hollow column, one side of the threaded block is fixedly connected to a concave plate, the inner wall of the concave plate is fixedly connected to a sealing gasket, and the inner wall of the sealing gasket is fitly connected to an exhaust pipe.

[0011] Preferably, a controller is fixedly connected to the bottom of the other side of the fermenter, the top of the other side of the fermenter is connected to the exhaust pipe, and a gas pressure sensor is fixedly connected to the top of the inner wall of the fermenter near the exhaust pipe.

[0012] Beneficial effects

[0013] The utility model provides a device for fermenting earthworm manure and organic fertilizer. The device has the following beneficial effects: the device, through the cooperation of a first motor, a first bevel gear, a second bevel gear, a connecting column, a cam, a filter frame, and a slider, achieves screening of earthworm manure and organic fertilizer, screening out agglomerated earthworm manure and organic fertilizer, thereby resolving the problem that existing fermentation devices are unable to screen out agglomerated earthworm manure when fermenting earthworm manure, resulting in a slow fermentation time of agglomerated earthworm manure and the proneness to uneven fermentation of earthworm manure and organic fertilizer inside a fermentation tank.

[0014] Through the cooperation between the second motor, threaded rod, threaded block, concave plate, sealing gasket, exhaust pipe, gas pressure sensor and controller, the air pressure inside the fermentation tank can be monitored and adjusted in time, which solves the problem that when earthworm manure organic fertilizer is fermented, some gas will be generated. These gases will remain inside the fermentation tank, which may easily lead to excessive gas inside the fermentation tank after a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural diagram of the utility model;

[0016] Figure 2 for Figure 1 Schematic diagram of the appearance;

[0017] Figure 3 for Figure 1 Schematic diagram of the structure of the filter frame, slider and first motor;

[0018] Figure 4 for Figure 1 Schematic diagram of the structure of the exhaust pipe, gas pressure sensor and concave plate.

[0019] In the figure: 1, fermentation tank, 2, filter box, 3, feed pipe, 4, discharge pipe, 5, baffle, 6, stirring assembly, 7, water pipe, 8, heating plate, 9, first motor, 10, first bevel gear, 11, second bevel gear, 12, connecting column, 13, cam, 14, filter frame, 15, slider, 16, cover, 17, hollow column, 18, second motor, 19, threaded rod, 20, threaded block, 21, concave plate, 22, sealing gasket, 23, exhaust pipe, 24, gas pressure sensor, 25, controller. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] The existing fermentation device cannot screen out the agglomerated earthworm manure when fermenting earthworm manure organic fertilizer, resulting in slow fermentation of the agglomerated earthworm manure organic fertilizer, and easily causing uneven fermentation of the earthworm manure organic fertilizer inside the fermentation tank.

[0022] In view of this, the utility model provides a vermicompost organic fertilizer fermentation device, which realizes the screening of vermicompost organic fertilizer and the screening out of agglomerated vermicompost organic fertilizer through the cooperation among a first motor, a first bevel gear, a second bevel gear, a connecting column, a cam, a filter frame and a slider, thereby solving the problem that the existing fermentation device cannot screen out agglomerated vermicompost organic fertilizer when fermenting vermicompost organic fertilizer, resulting in slow fermentation time of agglomerated vermicompost organic fertilizer, and thus prone to uneven fermentation of vermicompost organic fertilizer inside the fermentation tank.

[0023] Through the help of people in this field, the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the working principle below, and the electrical connection between the electrical components is completed in the order of working. The detailed connection means are well-known technologies in this field. The working principle and process are mainly introduced below, and the electrical control is no longer explained.

[0024] Example 1, by Figure 1-3It can be seen that the earthworm manure organic fertilizer fermentation device in this case includes a fermentation tank 1, and a water pipe 7 is connected to the top of one side of the fermentation tank 1. When water needs to be added to the inside of the fermentation tank 1, the valve on the water pipe 7 is opened, and the end of the water pipe 7 is connected to the external water tank, and the internal conveying equipment of the external water tank is started, and the clean water inside the external water tank is conveyed to the inside of the water pipe 7, and flows into the inside of the fermentation tank 1 through the water pipe 7. After completion, the valve on the water pipe 7 is closed, and the external conveying equipment is stopped. The water pipe 7 extends to the inside of the fermentation tank 1, and a heating plate 8 is fixedly connected to the bottom of the inner wall of the fermentation tank 1. The model of the heating plate 8 is based on Select according to actual needs and meet the work requirements. When the interior of the fermentation tank 1 needs to be heated, the heating plate 8 is started, and the heating plate 8 heats the earthworm manure organic fertilizer inside the fermentation tank 1. After heating is completed, the heating plate is stopped. The top of the fermentation tank 1 is fixedly connected to the filter box 2, and the bottom of the filter box 2 is connected to the feed pipe 3. The solenoid valve on the feed pipe 3 is opened, and the earthworm manure organic fertilizer is screened by the screening mechanism and enters the interior of the fermentation tank 1 through the feed pipe 3. After completion, the solenoid valve on the feed pipe 3 is closed, and the feed pipe 3 extends to the interior of the fermentation tank 1. The outside of the filter box 2 is provided with a screening mechanism. The screening mechanism includes a first motor 9, a first bevel gear 10, a second bevel gear 11, a connecting column 12, a cam 13, a filter frame 14 and a slider 15. The output shaft of the first motor 9 is fixedly connected to the first bevel gear 10, and the first motor 9 drives the first bevel gear 10 to rotate. One side of the first bevel gear 10 is meshed with the second bevel gear 11, and the first bevel gear 10 drives the second bevel gear 11 to rotate. One side of the second bevel gear 11 is fixedly connected to the connecting column 12, and the second bevel gear 11 drives the connecting column 12 to rotate. The outer wall of the connecting column 12 is rotatably connected to the inner wall of the filter box 2 through a bearing, and the connection The column 12 is fixedly connected to a cam 13 on one side away from the second bevel gear 11. The connecting column 12 drives the cam 13 to rotate. The top of the cam 13 is fitted with a filter frame 14. The cam 13 drives the filter frame 14 to vibrate up and down. Sliders 15 are fixedly connected to both sides of the filter frame 14. The filter frame 14 drives the slide 15 to move. The outer wall of the slide 15 is slidably connected to the inner wall of the filter box 2. The slides 15 on both sides slide in the limit grooves on both sides of the inner wall of the filter box 2. The first motor 9 is fixedly connected to the outer wall of the filter box 2 through the motor sleeve. The model of the first motor 9 is selected according to actual needs to meet the work requirements.

[0025] During the specific implementation process, it is worth noting that the model of the heating plate 8 is selected according to actual needs and can meet the work requirements. The model of the first motor 9 is selected according to actual needs and can meet the work requirements. When it is necessary to add water to the inside of the fermentation tank 1, the valve on the water pipe 7 is opened, and the end of the water pipe 7 is connected to the external water tank. The internal conveying equipment of the external water tank is started, and the clean water inside the external water tank is conveyed to the inside of the water pipe 7, and flows into the inside of the fermentation tank 1 through the water pipe 7. After completion, the valve on the water pipe 7 is closed and the external conveying equipment is stopped. When it is necessary to heat the inside of the fermentation tank 1, the heating plate 8 is started, and the heating plate 8 heats the earthworm manure organic fertilizer inside the fermentation tank 1. The heating is completed. After that, the heating plate is stopped, the solenoid valve on the feed pipe 3 is opened, and after the earthworm castings organic fertilizer is screened by the screening mechanism, it enters the interior of the fermentation tank 1 through the feed pipe 3. After completion, the solenoid valve on the feed pipe 3 is closed, and the first motor 9 drives the first bevel gear 10 to rotate, and the first bevel gear 10 drives the second bevel gear 11 to rotate, and the second bevel gear 11 drives the connecting column 12 to rotate, and the connecting column 12 drives the cam 13 to rotate, and the cam 13 drives the filter frame 14 to vibrate up and down, and the filter frame 14 drives the slider 15 to move, and the sliders 15 on both sides slide in the limit grooves on both sides of the inner wall of the filter box 2, so as to screen the earthworm castings organic fertilizer and screen out the agglomerated earthworm castings organic fertilizer;

[0026] Furthermore, a cover 16 is fixedly connected to both sides of the filter box 2. The cover 16 covers the first motor 9 to protect the first motor 9. The inner wall of the cover 16 is provided with through slots. The through slots are rectangular in shape and there are three of them. The through slots allow air inside the cover 16 to flow and cool the first motor 9.

[0027] In the specific implementation process, it is worth noting that the cover 16 covers the first motor 9 to protect the first motor 9. The through slots are rectangular in shape and have three in number. The through slots can allow air inside the cover 16 to flow and cool the first motor 9.

[0028] Furthermore, a stirring assembly 6 is installed inside the fermentation tank 1. The stirring assembly 6 includes a stirring motor and a stirring rod. The stirring motor is fixedly connected to the bottom of one side of the fermentation tank 1. The output shaft of the stirring motor is fixedly connected to the stirring rod. Both ends of the stirring rod are rotatably connected to the inner wall of the fermentation tank 1 through sealed bearings. The stirring motor is connected to an external power supply, and the stirring motor drives the stirring rod to rotate. The stirring assembly 6 is started to stir the earthworm castings organic fertilizer inside the fermentation tank 1.

[0029] During the specific implementation process, it is worth noting that the stirring assembly 6 includes a stirring motor and a stirring rod. The stirring motor is fixedly connected to the bottom of one side of the fermentation tank 1. The output shaft of the stirring motor is fixedly connected to the stirring rod. Both ends of the stirring rod are rotatably connected to the inner wall of the fermentation tank 1 through sealed bearings. The stirring motor is connected to an external power supply, and the stirring motor drives the stirring rod to rotate. The stirring assembly 6 is started to stir the earthworm castings organic fertilizer inside the fermentation tank 1.

[0030] Furthermore, a horizontal plate 5 is fitted in the inner wall gap of the discharge pipe 4, and the horizontal plate 5 is fixedly connected to the bottom of the fermentation tank 1 by bolts. The staff rotates the bolts, and the bolts leave the inner wall of the fermentation tank 1. The staff pulls down the horizontal plate 5 to open the discharge pipe 4, and the fermented earthworm manure organic fertilizer is discharged through the discharge pipe 4. After completion, the staff moves the horizontal plate 5 to the initial position, rotates the bolts in the opposite direction, fixes the horizontal plate 5, and thus closes the discharge pipe 4.

[0031] During the specific implementation process, it is worth noting that the staff rotates the bolt, the bolt leaves the inner wall of the fermentation tank 1, the staff pulls down the horizontal plate 5, opens the discharge pipe 4, and the fermented earthworm castings organic fertilizer is discharged through the discharge pipe 4. After completion, the staff moves the horizontal plate 5 to the initial position, rotates the bolt in the opposite direction, fixes the horizontal plate 5, thereby closing the discharge pipe 4, and realizing discharging of the fermented earthworm castings organic fertilizer;

[0032] Specifically, first, the first motor 9 on both sides is started at the same time, the first motor 9 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the second bevel gear 11 to rotate, the second bevel gear 11 drives the connecting column 12 to rotate, the connecting column 12 drives the cam 13 to rotate, the cam 13 drives the filter frame 14 to vibrate up and down, the filter frame 14 drives the slider 15 to move, and the sliders 15 on both sides slide in the limit grooves on both sides of the inner wall of the filter box 2. At this time, the staff puts the earthworm manure organic fertilizer into the interior of the filter frame 14, the filter frame 14 screens the earthworm manure organic fertilizer, and the screened earthworm manure organic fertilizer falls into the interior of the filter box 2, and the solenoid valve on the feed pipe 3 is opened. The earthworm manure organic fertilizer after screening enters the interior of the fermentation tank 1 through the feed pipe 3. When the earthworm manure organic fertilizer is screened, the first motor 9 on both sides is stopped at the same time, the solenoid valve on the feed pipe 3 is closed, and the earthworm manure organic fertilizer inside the fermentation tank 1 begins to ferment. When water needs to be added to the interior of the fermentation tank 1, the valve on the water pipe 7 is opened. The door is opened, the end of the water pipe 7 is connected to the external water tank, the internal conveying equipment of the external water tank is started, and the clean water inside the external water tank is conveyed to the inside of the water pipe 7, and flows into the inside of the fermentation tank 1 through the water pipe 7. After completion, the valve on the water pipe 7 is closed and the external conveying equipment is stopped. When it is necessary to heat the inside of the fermentation tank 1, the heating plate 8 is started, and the heating plate 8 heats the earthworm castings and organic fertilizers inside the fermentation tank 1. After heating is completed, the heating plate is stopped. When it is necessary to stir the earthworm castings and organic fertilizers inside the fermentation tank 1, the stirring component 6 is started and stirred. After stirring is completed, the stirring component 6 is stopped. When the earthworm castings and organic fertilizers are fermented, the staff rotates the bolts and the bolts leave the inner wall of the fermentation tank 1. The staff pulls down the horizontal plate 5 and opens the discharge pipe 4. The fermented earthworm castings and organic fertilizers are discharged through the discharge pipe 4. After completion, the staff moves the horizontal plate 5 to the initial position and rotates the bolts in the opposite direction to fix the horizontal plate 5, thereby closing the discharge pipe 4.

[0033] Example 2, by Figure 1 and 4It can be seen that the top of the fermentation tank 1 is fixedly connected with a hollow column 17, and the top of the hollow column 17 is fixedly connected with a second motor 18. The model of the second motor 18 is selected according to actual needs and can meet the work. The output shaft of the second motor 18 is fixedly connected with a threaded rod 19. The second motor 18 is connected to an external power supply. The second motor 18 drives the threaded rod 19 to rotate. Both ends of the threaded rod 19 are rotatably connected to the inner wall of the hollow column 17 through bearings. The bottom of the outer wall of the threaded rod 19 is threadedly connected with a threaded block 20. The threaded rod 19 drives the threaded block 20 to rotate. The threaded block 20 passes through the hollow column 17 and is movably connected to the hollow column 17. The threaded block 20 slides in the hollow column 17. A concave plate 21 is fixedly connected to one side of the threaded block 20. The threaded block 20 drives the concave plate 21 to rise. A sealing gasket 22 is fixedly connected to the inner wall of the concave plate 21. The concave plate 21 drives the sealing gasket 22 to move. The sealing gasket 22 increases the sealing between the concave plate 21 and the exhaust pipe 23. The inner wall of the sealing gasket 22 is fitted with the exhaust pipe 23. The sealing gasket 22 moves on the exhaust pipe 23 to open the exhaust pipe 23 for exhaust.

[0034] During the specific implementation process, it is worth noting that the model of the second motor 18 is selected according to actual needs and can meet the work requirements. The second motor 18 is connected to an external power supply, and the second motor 18 drives the threaded rod 19 to rotate. The threaded rod 19 drives the threaded block 20 to move. The threaded block 20 slides in the hollow column 17, and the threaded block 20 drives the concave plate 21 to rise. The concave plate 21 drives the sealing gasket 22 to move. The sealing gasket 22 increases the sealing between the concave plate 21 and the exhaust pipe 23. The sealing gasket 22 moves on the exhaust pipe 23, opens the exhaust pipe 23, and exhausts the gas, thereby exhausting the gas inside the fermentation tank 1 to avoid excessive air pressure inside the fermentation tank 1.

[0035] Furthermore, a controller 25 is fixedly connected to the bottom of the other side of the fermentation tank 1. The model of the controller 25 is selected according to actual needs and can meet the working requirements. The top of the other side of the fermentation tank 1 is connected to the exhaust pipe 23. A gas pressure sensor 24 is fixedly connected to the top of the inner wall of the fermentation tank 1 near the exhaust pipe 23. The model of the gas pressure sensor 24 is selected according to actual needs and can meet the working requirements. The gas pressure sensor 24 monitors the air pressure inside the fermentation tank 1. When the air pressure inside the fermentation tank 1 is higher than the original preset value of the gas pressure sensor 24, the gas pressure sensor 24 transmits the information to the controller 25, and the controller 25 controls the second motor 18 to work to deflate the fermentation tank 1.

[0036] In the specific implementation process, it is worth noting that the model of the controller 25 is selected according to actual needs and can meet the work requirements. The model of the gas pressure sensor 24 is selected according to actual needs and can meet the work requirements. The gas pressure sensor 24 monitors the air pressure inside the fermentation tank 1. When the air pressure inside the fermentation tank 1 is higher than the original preset value of the gas pressure sensor 24, the gas pressure sensor 24 transmits the information to the controller 25, and the controller 25 controls the second motor 18 to work to deflate the fermentation tank 1.

[0037] Specifically, the gas pressure sensor 24 monitors the air pressure inside the fermentation tank 1. When the air pressure inside the fermentation tank 1 is higher than the original preset value of the gas pressure sensor 24, the gas pressure sensor 24 transmits the information to the controller 25. The controller 25 controls the second motor 18 to work, connects the second motor 18 to an external power supply, and the second motor 18 drives the threaded rod 19 to rotate. The threaded rod 19 drives the threaded block 20 to move. The threaded block 20 slides in the hollow column 17. The threaded block 20 drives the concave plate 21 to rise, and the concave plate 21 drives the sealing gasket 22 to move. The sealing gasket 22 moves on the exhaust pipe 23, opens the exhaust pipe 23, and exhausts. After completion, the second motor 18 rotates in the opposite direction, the concave plate 21 descends, and the exhaust pipe 23 is closed again.

[0038] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include," "comprise," or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations. The phrase "includes an element defined by..." does not exclude the presence of other identical elements in the process, method, article, or device that includes the element.

[0039] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0040] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A worm casting organic fertilizer fermentation device, comprising a fermentation tank (1), characterized in that: A water pipe (7) is connected to the top of one side of the fermentation tank (1), and the water pipe (7) extends to the interior of the fermentation tank (1). A heating plate (8) is fixedly connected to the bottom of the inner wall of the fermentation tank (1). A filter box (2) is fixedly connected to the top of the fermentation tank (1), and a feed pipe (3) is connected to the bottom of the filter box (2), and the feed pipe (3) extends to the interior of the fermentation tank (1). A screening mechanism is provided on the outside of the filter box (2); The screening mechanism comprises a first motor (9), a first bevel gear (10), a second bevel gear (11), a connecting column (12), a cam (13), a filter frame (14) and a slider (15); The output shaft of the first motor (9) is fixedly connected to the first bevel gear (10), one side of the first bevel gear (10) is meshedly connected to the second bevel gear (11), one side of the second bevel gear (11) is fixedly connected to a connecting column (12), the outer wall of the connecting column (12) is rotatably connected to the inner wall of the filter box (2) through a bearing, the side of the connecting column (12) away from the second bevel gear (11) is fixedly connected to a cam (13), the top of the cam (13) is affixed to a filter frame (14), both sides of the filter frame (14) are fixedly connected to sliders (15), the outer wall of the slider (15) is slidably engaged with the inner wall of the filter box (2), and the first motor (9) is fixedly connected to the outer wall of the filter box (2) through a motor sleeve.

2. A worm casting organic fertilizer fermentation device according to claim 1, characterized in that: Both sides of the filter box (2) are fixedly connected with a cover body (16), and the inner wall of the cover body (16) is provided with a through groove.

3. A worm casting organic fertilizer fermentation device according to claim 1, characterized in that: A stirring assembly (6) is installed inside the fermentation tank (1).

4. A worm casting organic fertilizer fermentation device according to claim 1, characterized in that: A transverse plate (5) is fitted in the inner wall gap of the discharge pipe (4), and the transverse plate (5) is fixedly connected to the bottom of the fermentation tank (1) by means of bolts.

5. A worm casting organic fertilizer fermentation device according to claim 1, characterized in that: The top of the fermentation tank (1) is fixedly connected to a hollow column (17), the top of the hollow column (17) is fixedly connected to a second motor (18), the output shaft of the second motor (18) is fixedly connected to a threaded rod (19), both ends of the threaded rod (19) are rotatably connected to the inner wall of the hollow column (17) through bearings, the bottom of the outer wall of the threaded rod (19) is threadedly connected to a threaded block (20), the threaded block (20) passes through the hollow column (17) and is movably connected to the hollow column (17), one side of the threaded block (20) is fixedly connected to a concave plate (21), the inner wall of the concave plate (21) is fixedly connected to a sealing gasket (22), and the inner wall of the sealing gasket (22) is fitted with an exhaust pipe (23).

6. A worm casting organic fertilizer fermentation device according to claim 5, characterized in that: A controller (25) is fixedly connected to the bottom of the other side of the fermentation tank (1), and the top of the other side of the fermentation tank (1) is connected to the exhaust pipe (23). A gas pressure sensor (24) is fixedly connected to the top of the inner wall of the fermentation tank (1) near the exhaust pipe (23).

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