Animal feed storage device

By designing an animal feed storage device with a ventilation tube, a fan, agitating pipe and a cotton pad, the problem of feed getting damp in a sealed environment is solved, and the drying inside the storage barrel and the preservation of feed is achieved.

CN119898555APending Publication Date: 2025-04-29SHANDONG ZHUFENG AGRI & ANIMAL HUSBANDRY CO LTD
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Patent Information

Application Number
CN202510293201.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-13
Publication Date
2025-04-29

AI Technical Summary

Technical Problem

When existing animal feed storage devices store feed in a sealed environment, the water evaporates due to the water doped in the feed, causing the feed to be damp and affects the consumption of animals.

Method used

A storage device including a storage bucket, sealed cover, ventilation tube, fan, stirring tube and filter cotton pad is designed. Air circulation and dehumidification are realized through the ventilation tube and fan. The stirring tube and filter cotton pad are used for filtration and removal of impurities to ensure dryness in the storage bucket.

Benefits of technology

Through effective ventilation and dehumidification treatment, the feed is prevented from getting damp, keep the inside of the storage barrel dry, extend the shelf life of the feed, and ensure the quality of the animal when consumed.

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Abstract

The invention discloses an animal feed storage device, and belongs to the technical field of animal feed storage, the animal feed storage device comprises a storage barrel, a sealing cover is distributed above the storage barrel, a shaft pipe penetrates through the middle of the top end of the sealing cover, one end of the shaft pipe is connected with a ventilation barrel, and a ventilation hole is formed in the top end of the ventilation barrel; by combining structures such as an air funnel, a fan, a stirring pipe and a first air outlet hole, the purpose of ventilation is conveniently achieved when the feed is stored and treated subsequently, so that dryness of the internal structure of the storage barrel is ensured, the stored feed is prevented from being affected with damp, external air can be sucked into the inner side of the air funnel through the work of the fan, and the ventilation effect is improved. According to the storage barrel, the air is conveyed into the stirring pipe and is dehumidified and filtered through the internal structure of the storage barrel, then the treated air is conveyed into the stirring pipe and is discharged through the first air outlet holes, and then the purpose of air exchange can be achieved by matching with the arranged annular frame, so that the dryness of the internal environment of the storage barrel is ensured.
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Description

Technical Field

[0001] The invention relates to the technical field of animal feed storage, in particular to an animal feed storage device. Background Art

[0002] Feed is the general term for food for animals raised by humans. In a narrower sense, feed mainly refers to food for animals raised in agriculture or animal husbandry. Feed includes more than ten types of feed raw materials such as soybeans, soybean meal, corn, fish meal, amino acids, miscellaneous meal, whey powder, oil, meat and bone meal, grains, feed additives, etc. Storage devices are used to store and preserve animal feed.

[0003] However, when storing and processing animal feed, the existing animal feed storage devices usually directly place the feed in a sealed container. Although such a sealed container has a good sealing effect, since the animal feed is mostly made of different materials, it is inevitable that a certain amount of water will be mixed in the feed, which will cause the water to evaporate when the feed is subsequently stored in a sealed environment, causing the feed to become damp, thereby affecting the subsequent animal consumption. Summary of the invention

[0004] In order to overcome the deficiencies of the prior art, the present invention provides an animal feed storage device, which can solve the technical problem that the existing animal feed storage devices directly place the feed in a sealed container when storing and processing the animal feed. Although such a sealed container has a good sealing effect, since the animal feed is mostly made of different materials, it is inevitable that a certain amount of moisture will be mixed in the feed, which will cause the moisture to evaporate when the feed is subsequently stored in a sealed environment, causing the feed to become damp, thereby affecting the subsequent animal consumption.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: an animal feed storage device, comprising a storage barrel, a sealing cover is distributed on the top of the storage barrel, and an axial tube passes through the middle of the top of the sealing cover, one end of the axial tube is connected to a ventilation cylinder, and a ventilation hole is opened at the top of the ventilation cylinder, the inner cavity of the ventilation cylinder is provided with a filter screen, and a guide seat is distributed below the filter screen, a fan is distributed on the side of the guide seat away from the filter screen, the bottom of the axial tube is connected to a stirring tube, and the inner cavity of the stirring tube is provided with a built-in pipe, the inner side wall of the built-in pipe is provided with a diversion groove, the inner cavity of the built-in pipe is provided with a filter cotton pad, the outer surface of the stirring tube is provided with a first air outlet, a driving structure is provided on one side of the top of the sealing cover, and an annular frame is sleeved on the outer side of the bottom of the storage barrel.

[0006] As a preferred technical solution of the present invention, the driving structure includes a motor, a driving gear and a driven gear. The motor is fixedly installed on one side of the top end of the sealing cover, and the output end of the motor is connected to the driving gear, and one side of the driving gear is connected to the driven gear.

[0007] As a preferred technical solution of the present invention, a linkage shaft is provided in the middle of the bottom end of the shaft tube, and a stirring plate is provided on the outer surface of the linkage shaft. The rotation of the stirring plate can facilitate the subsequent stirring of the feed, further achieving the purpose of auxiliary discharging.

[0008] As a preferred technical solution of the present invention, a sealing ring is arranged on the periphery of the bottom of the sealing cover, and a sealing seat is distributed on one side of the sealing ring, an annular groove is opened on the periphery of the top of the storage barrel, and a through hole is opened on one side of the bottom of the storage barrel.

[0009] As a preferred technical solution of the present invention, the inner wall of the annular frame is connected to a connecting pipe, the inner cavity of the annular frame is provided with a ventilation cavity, the outer surface of the annular frame is provided with a second air outlet, the inner cavity of the ventilation cavity is provided with an adsorption filter element, and a deodorizing plug is distributed on one side of the ventilation cavity, and the deodorizing plug is used to remove odor.

[0010] As a preferred technical solution of the present invention, support legs are distributed below the annular frame, and a discharge port is provided in the middle of the bottom end of the storage barrel. The discharge port is controlled by a solenoid valve and is used for discharging materials.

[0011] As a preferred technical solution of the present invention, the first air outlets are equidistantly distributed on the inner wall of the stirring tube, and the first air outlets and the stirring tube form an integrated structure, and the first air outlets are used for exhausting air to promote air circulation.

[0012] As a preferred technical solution of the present invention, the driving gear is meshed with the driven gear through teeth, and the driven gear and the ventilator are distributed in parallel, so that the rotation of the driving gear will realize the rotation of the driven gear.

[0013] As a preferred technical solution of the present invention, the outer diameter of the sealing ring is matched with the inner diameter of the annular groove, and the internal structure of the sealing ring is made of rubber material. The setting of the sealing ring can improve the sealing performance between the sealing cover and the storage barrel.

[0014] As a preferred technical solution of the present invention, the annular frame is connected to the storage bucket through the connecting pipe, and the connecting pipe is symmetrically distributed on the inner side of the annular frame.

[0015] Compared with the prior art, the present invention can achieve the following beneficial effects: 1. Combining the structures such as the ventilation tube, the fan, the stirring tube and the first air outlet, it is convenient to ventilate the feed during the subsequent storage and processing, thereby ensuring the ventilation effect of the entire storage device itself, ensuring the dryness of the internal structure of the storage barrel, and preventing the stored feed from getting damp. The fan will draw the outside air into the inner side of the ventilation tube, and perform dehumidification and filtration through its internal structure. The treated air will then be input into the stirring tube and discharged through the first air outlet. Then, the annular frame can be used to achieve the purpose of ventilation, thereby ensuring the dryness of the internal environment of the storage barrel. 2. Combined with the motor, driving gear, driven gear, linkage shaft and stirring tube, the feed can be simply stirred during the subsequent discharging. Since the stirring tube is a conical structure, the rotating stirring tube can assist in discharging the feed to prevent the feed from being blocked during the discharging process. The operation of the motor will cause the driving gear connected to its output end to rotate, and then the meshing connection between the driving gear and the driven gear is used to realize the rotation of the driven gear. Under the rotation of the driven gear, the linkage shaft can drive the stirring tube to move, thereby realizing the stirring and discharging of the feed and achieving the purpose of auxiliary discharging. 3. Combined with the built-in pipe, diverter trough and filter pad and other structures, the air input into the storage barrel can be effectively filtered and discharged to prevent fine particles from being input into the inner side of the storage barrel along with the air circulation, resulting in more particles being mixed in the feed later. When the air flows into the inner side of the built-in pipe, it will flow along the diverter trough, and a hole is opened on one side of the built-in pipe, and the hole is connected to the first air outlet, so the air will pass through the filter pad when being output, and then the filter pad can be used to further remove the particles mixed in the air, preventing dust and other particles from being input into the inner side of the storage barrel during the ventilation process, resulting in more impurities in the feed stored in the storage barrel, affecting the quality of the feed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the animal feed storage device of the present invention; Figure 2 This is a schematic diagram of the structure of a storage bucket of an animal feed storage device according to the present invention when viewed from above; Figure 3 This is a schematic diagram of the top view of the storage bucket of the animal feed storage device of the present invention; Figure 4 This is a schematic diagram of the cross-sectional structure of the ventilation tube of the animal feed storage device of the present invention; Figure 5This is a schematic diagram of the cross-sectional structure of the stirring tube of the animal feed storage device of the present invention; Figure 6 The animal feed storage device of the present invention Figure 2 The enlarged structural diagram at A in the middle; Figure 7 This is a schematic diagram of the top view of the storage bucket of the animal feed storage device of the present invention; Figure 8 It is a schematic diagram of the cross-sectional structure of the annular frame of the animal feed storage device of the present invention.

[0017] Among them: 1. Storage barrel; 2. Sealing cover; 3. Shaft tube; 4. Ventilation tube; 5. Ventilation hole; 6. Filter screen; 7. Guide seat; 8. Fan; 9. Stirring tube; 10. Built-in pipeline; 11. Diversion slot; 12. Filter cotton pad; 13. First air outlet; 14. Motor; 15. Driving gear; 16. Driven gear; 17. Linkage shaft; 18. Stirring plate; 19. Sealing ring; 20. Sealing seat; 21. Annular groove; 22. Through hole; 23. Connecting pipe; 24. Annular frame; 25. Ventilation cavity; 26. Second air outlet; 27. Adsorption filter element; 28. Deodorizing plug; 29. ​​Support leg; 30. Discharge port. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the present invention.

[0019] Please refer to Figure 1 and Figure 7 As shown, the present invention provides an animal feed storage device, comprising a storage barrel 1, a sealing cover 2 is distributed above the storage barrel 1, and a shaft tube 3 is penetrated in the middle of the top of the sealing cover 2, one end of the shaft tube 3 is connected to a ventilation tube 4, and a ventilation hole 5 is provided at the top of the ventilation tube 4, a filter screen 6 is provided in the inner cavity of the ventilation tube 4, and a guide seat 7 is distributed below the filter screen 6, and a fan 8 is distributed on the side of the guide seat 7 away from the filter screen 6, a stirring tube 9 is connected to the bottom of the shaft tube 3, and a built-in pipe 10 is provided in the inner cavity of the stirring tube 9, a diversion groove 11 is provided on the inner side wall of the built-in pipe 10, a filter cotton pad 12 is provided in the inner cavity of the built-in pipe 10, a first air outlet 13 is provided on the outer surface of the stirring tube 9, a driving structure is provided on one side of the top of the sealing cover 2, an annular frame 24 is sleeved on the outer side of the bottom of the storage barrel 1, and support legs 29 are distributed below the annular frame 24, and a discharge port 30 is provided in the middle of the bottom end of the storage barrel 1; When in use, the feed to be stored is placed inside the storage barrel 1, and then the storage barrel 1 is sealed by the provided sealing cover 2. When taking the feed, the discharge port 30 controlled by the solenoid valve can be used to discharge the feed; As a further implementation of this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 8 As shown, a sealing cover 2 is distributed above the storage barrel 1, and a shaft tube 3 is penetrated through the middle of the top of the sealing cover 2, the shaft tube 3 is a hollow structure, and the shaft tube 3 and the stirring tube 9 are connected to each other, one end of the shaft tube 3 is connected to a ventilation tube 4, and a ventilation hole 5 is opened at the top of the ventilation tube 4, the inner cavity of the ventilation tube 4 is provided with a filter screen 6, and a guide seat 7 is distributed below the filter screen 6, and a fan 8 is distributed on the side of the guide seat 7 away from the filter screen 6, the bottom of the shaft tube 3 is connected to the stirring tube 9, and the inner cavity of the stirring tube 9 is provided with a built-in pipe 10, the inner side wall of the built-in pipe 10 is provided with a diversion groove 11, the inner cavity of the built-in pipe 10 is provided with a filter cotton pad 12, and the outer surface of the stirring tube 9 is provided with a first air outlet 13, The first air outlet holes 13 are equidistantly distributed on the inner wall of the stirring tube 9, and the first air outlet holes 13 and the stirring tube 9 form an integrated structure. A driving structure is provided on one side of the top of the sealing cover 2. A through hole 22 is provided on one side of the bottom of the storage barrel 1. An annular frame 24 is sleeved on the outer side of the bottom of the storage barrel 1. The annular frame 24 is connected to the storage barrel 1 through a connecting pipe 23, and the connecting pipe 23 is symmetrically distributed on the inner side of the annular frame 24. The inner wall of the annular frame 24 is connected with the connecting pipe 23. A ventilation cavity 25 is provided in the inner cavity of the annular frame 24. A second air outlet hole 26 is provided on the outer surface of the annular frame 24. An adsorption filter element 27 is provided in the inner cavity of the ventilation cavity 25, and a deodorizing plug 28 is distributed on one side of the ventilation cavity 25. When it is necessary to circulate the air inside the storage barrel 1 to keep the inside dry, the fan 8 fixedly installed on the inner side of the ventilation tube 4 works to draw air into the inner side of the ventilation tube 4 through the ventilation hole 5, and then the drawn air passes through the set filter 6, and the setting of the filter 6 is used to perform a simple filtering treatment on the air, and then the treated air passes through the set guide seat 7. Since the internal structure of the guide seat 7 is made of materials such as desiccant, the multiple small holes set at the bottom of the guide seat can further filter and effectively dehumidify the air, and then the dehumidified air is input into the inner side of the stirring tube 9 under the action of the shaft tube 3. When the air is input into the inner side of the stirring tube 9, it will circulate on the inner side of the built-in pipe 10 and perform a simple diversion treatment through the diversion groove 11. At this time, under the action of air pressure, in combination with the internal The holes opened in the side wall of the built-in pipe 10 can allow the treated air to be discharged through the first air outlet 13, so that the interior of the storage barrel 1 can be ventilated, and the filter cotton pad 12 arranged on the inner wall of the built-in pipe 10 is used to further remove the particulate matter mixed in the middle of the air. During ventilation, the original air in the storage barrel 1 will be input into the inner side of the connecting pipe 23 through the through hole 22, and then input into the ventilation cavity 25 opened on the inner side of the annular frame 24 through the connecting pipe 23, and pass through the adsorption filter element 27 and the deodorizing plug 28 arranged inside the ventilation cavity 25. The arrangement of the two can remove the odor of the original air inside the storage barrel 1, and at the same time can prevent the feed debris from being discharged with the circulation of air, and at the same time can prevent the dust particles such as moisture from the outside from entering the inner side of the storage barrel 1 through the ventilation cavity 25; As a further implementation of this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 6 As shown, the driving structure includes a motor 14, a driving gear 15 and a driven gear 16. The motor 14 is fixedly mounted on one side of the top end of the sealing cover 2, and the output end of the motor 14 is connected to the driving gear 15. The driving gear 15 is meshed with the driven gear 16 through teeth, and the driven gear 16 is distributed in parallel with the ventilator 4. One side of the driving gear 15 is connected to the driven gear 16. A linkage shaft 17 is provided in the middle of the bottom end of the shaft tube 3, and a stirring plate 18 is provided on the outer surface of the linkage shaft 17. When the feed is being discharged, the motor 14 works to rotate the driving gear 15 connected to its output end. Since the driving gear 15 is meshed with the driven gear 16 through teeth, the rotation of the driving gear 15 can realize the synchronous rotation of the driven gear 16, and then the rotation of the driven gear 16 can be used to realize the rotation of the shaft tube 3. Since the shaft tube 3 and the linkage shaft 17 are fixedly connected, the rotation of the shaft tube 3 can realize the synchronous movement of the linkage shaft 17, and the rotation of the linkage shaft 17 can realize the rotation of multiple stirring plates 18 evenly distributed on its outer surface. The rotating stirring plates 18 can stir the feed, thereby achieving the purpose of assisting the discharge and preventing the feed from being blocked during the discharge process. As a further implementation of this embodiment, Figure 1 , Figure 2 , Figure 6 and Figure 7 As shown, a sealing ring 19 is disposed on the periphery of the bottom of the sealing cover 2, and a sealing seat 20 is distributed on one side of the sealing ring 19, the outer diameter of the sealing ring 19 is matched with the inner diameter of the annular groove 21, and the internal structure of the sealing ring 19 is made of rubber material, and an annular groove 21 is opened on the periphery of the top of the storage barrel 1; When the sealing cover 2 is engaged with the storage barrel 1, the sealing ring 19 is engaged with the annular groove 21 provided on the periphery of the top of the storage barrel 1, and then the two are engaged with each other to improve the sealing performance between the sealing cover 2 and the storage barrel 1. At the same time, the sealing seat 20 is engaged with the top opening of the storage barrel 1, thereby further sealing the storage barrel 1 and preventing the generation of gaps. Specific working principle: when the feed needs to be stored, the feed is input into the inner side of the storage barrel 1, and then the sealing cover 2 is engaged with the top of the storage barrel 1. When the sealing cover 2 and the storage barrel 1 are engaged, the sealing ring 19 is engaged with the annular groove 21 provided on the periphery of the top of the storage barrel 1, and then the two engage with each other to improve the sealing performance of the engagement between the sealing cover 2 and the storage barrel 1. At the same time, the sealing seat 20 is engaged with the top opening of the storage barrel 1, thereby further sealing the storage barrel 1 to prevent the generation of gaps. When the air inside the storage barrel 1 needs to be circulated to keep the inside dry, the fan 8 fixedly installed on the inner side of the ventilation tube 4 works to draw air into the ventilation tube 4 through the ventilation hole 5. The air after dehumidification is input into the inner side of the stirring tube 9 under the action of the shaft tube 3. When the air is input into the inner side of the stirring tube 9, it will circulate on the inner side of the built-in pipe 10 and will be simply diverted through the diverter groove 11. At this time, under the action of the air pressure, the holes on the side wall of the built-in pipe 10 will make the treated air enter through the first air outlet 13. The air in the storage barrel 1 is discharged through the filter pad 12, so that the interior of the storage barrel 1 can be ventilated, and the filter pad 12 arranged on the inner wall of the built-in pipe 10 is used to further remove the particulate matter mixed in the middle of the air. During ventilation, the original air in the storage barrel 1 will be input into the inner side of the connecting pipe 23 through the through hole 22, and then input into the ventilation cavity 25 opened on the inner side of the annular frame 24 through the connecting pipe 23, and pass through the adsorption filter element 27 and the deodorizing plug 28 arranged on the inner side of the ventilation cavity 25. The settings of the two can remove the odor of the original air in the storage barrel 1, and at the same time prevent the feed debris from being discharged with the circulation of air, and also prevent the dust particles such as moisture from the outside from entering the inner side of the storage barrel 1 through the ventilation cavity 25. When the feed is discharged, the motor 14 works to rotate the driving gear 15 connected to its output end. Since the driving gear 15 is meshed with the driven gear 16 through teeth, the rotation of the driving gear 15 can realize the synchronous rotation of the driven gear 16, and then the rotation of the driven gear 16 can be used to realize the rotation of the shaft tube 3. Since the shaft tube 3 and the linkage shaft 17 are fixedly connected, the rotation of the shaft tube 3 can realize the synchronous movement of the linkage shaft 17, and the rotation of the linkage shaft 17 can be used to realize the rotation of multiple stirring plates 18 equidistantly distributed on its outer surface. The rotating stirring plates 18 can stir the feed, thereby achieving the purpose of assisting the discharge and preventing the feed from being blocked during the discharge process.

[0020] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0021] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. An animal feed storage device, comprising a storage bucket (1), characterized in that: A sealing cover (2) is arranged above the storage barrel (1), and an axial tube (3) penetrates the middle of the top end of the sealing cover (2), one end of the axial tube (3) is connected to a ventilating tube (4), and a ventilating hole (5) is provided at the top end of the ventilating tube (4), a filter screen (6) is provided in the inner cavity of the ventilating tube (4), and a guide seat (7) is arranged below the filter screen (6), and a fan (8) is arranged on the side of the guide seat (7) away from the filter screen (6), the bottom of the axial tube (3) is connected to a stirring tube (9), and the inner cavity of the stirring tube (9) is provided with a built-in pipe (10), the inner side wall of the built-in pipe (10) is provided with a diversion groove (11), the inner cavity of the built-in pipe (10) is provided with a filter cotton pad (12), and the outer surface of the stirring tube (9) is provided with a first air outlet (13), a driving structure is arranged on one side of the top end of the sealing cover (2), and an annular frame (24) is sleeved on the outer side of the bottom of the storage barrel (1).

2. An animal feed storage device according to claim 1, characterized in that: The driving structure comprises a motor (14), a driving gear (15) and a driven gear (16); the motor (14) is fixedly mounted on one side of the top end of the sealing cover (2); the output end of the motor (14) is connected to the driving gear (15); and one side of the driving gear (15) is connected to the driven gear (16).

3. An animal feed storage device according to claim 1, characterized in that: A linkage shaft (17) is provided at the middle of the bottom end of the shaft tube (3), and a stirring plate (18) is provided on the outer surface of the linkage shaft (17).

4. The animal feed storage device according to claim 1, characterized in that: A sealing ring (19) is disposed on the periphery of the bottom of the sealing cover (2), and a sealing seat (20) is disposed on one side of the sealing ring (19). An annular groove (21) is disposed on the periphery of the top end of the storage barrel (1), and a through hole (22) is disposed on one side of the bottom of the storage barrel (1).

5. The animal feed storage device according to claim 1, characterized in that: The inner wall of the annular frame (24) is connected to a connecting pipe (23), the inner cavity of the annular frame (24) is provided with a ventilation cavity (25), the outer surface of the annular frame (24) is provided with a second air outlet (26), the inner cavity of the ventilation cavity (25) is provided with an adsorption filter element (27), and a deodorizing plug (28) is distributed on one side of the ventilation cavity (25).

6. The animal feed storage device according to claim 1, characterized in that: Support legs (29) are distributed below the annular frame (24), and a discharge port (30) is provided in the middle of the bottom end of the storage barrel (1).

7. The animal feed storage device according to claim 1, characterized in that: The first air outlet holes (13) are distributed at equal intervals on the inner wall of the stirring tube (9), and the first air outlet holes (13) and the stirring tube (9) form an integrated structure.

8. An animal feed storage device according to claim 2, characterized in that: The driving gear (15) is meshedly connected with the driven gear (16) through teeth, and the driven gear (16) and the ventilator (4) are arranged in parallel.

9. The animal feed storage device according to claim 4, characterized in that: The outer diameter of the sealing ring (19) is matched to the inner diameter of the annular groove (21), and the internal structure of the sealing ring (19) is made of rubber material.

10. An animal feed storage device according to claim 5, characterized in that: The annular frame (24) is connected to the storage bucket (1) via the connecting pipe (23), and the connecting pipe (23) is symmetrically distributed on the inner side of the annular frame (24).