Drying device for pet food raw materials

By designing the discharge and mixing components, the problem of discharge blockage in the pet food raw material drying device was solved, achieving efficient and clean drying results and enhancing the practicality of the device.

CN223965783UActive Publication Date: 2026-03-03GUANGDE YOUWEIFANG PET FOOD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-31
Publication Date
2026-03-03

AI Technical Summary

Technical Problem

Existing pet food ingredient drying devices are prone to clogging during discharge, which reduces their practicality.

Method used

The design incorporates a discharge assembly and a mixing assembly, including a worm gear, worm wheel, auger, drive gear, and driven gear. Mechanical transmission prevents clogging, while heating with electric heating wires improves drying efficiency. A purification box filters odors, and the machine body is detachable for easy cleaning.

Benefits of technology

It effectively prevents material discharge blockage, improves drying efficiency and practicality, ensures food quality, and maintains a clean working environment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of pet food processing, and discloses a pet food raw material drying device which comprises a machine body, an electric heating wire is arranged in the machine body, a main rod is arranged in the machine body, auxiliary rods are arranged on the two sides of the main rod, and a plurality of main stirring rods are fixedly connected to the outer side surface of the main rod. A plurality of auxiliary stirring rods are fixedly connected to the outer side surfaces of the two auxiliary rods, a stirring assembly is connected to the bottom end of the main rod, discharging boxes are arranged on the two sides of the machine body, the discharging boxes communicate with the interior of the machine body, discharging openings are formed in the bottom faces of the discharging boxes, and discharging assemblies are arranged in the discharging boxes; the discharging assembly comprises a transmission rod, an auger, a worm gear and a worm. According to the food discharging device, the discharging assembly is arranged, when the food discharging device is used, food raw materials can be conveyed through rotation of an auger in the discharging box, blocking can be prevented when food is discharged, manual dredging is not needed, and the practicability of the food discharging device is improved.
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Description

Technical Field

[0001] This utility model relates to the field of pet food processing technology, and in particular to a drying device for pet food raw materials. Background Technology

[0002] Pet food is a type of food specifically designed for pets and small animals, positioned between human food and traditional livestock feed as a high-end animal food. Pet food includes dry extruded feed, which is mainly composed of a mixture of ingredients such as corn, dehydrated poultry meat, and animal fat, providing comprehensive and balanced nutrition. Due to its moisture content of 10% to 12%, it has a long shelf life and is therefore increasingly popular.

[0003] The ingredients of pet food include meat, eggs, and beans. These ingredients have a high moisture content and a certain viscosity, which can easily cause blockages during dispensing. When the dispensing port of existing devices is blocked, it is usually cleared manually, which reduces the practicality of use. Utility Model Content

[0004] To overcome the above shortcomings, this utility model provides a drying device for pet food raw materials, which aims to improve the problem of easy blockage of the discharge port when discharging food raw materials in existing devices.

[0005] To achieve the above objectives, the present invention provides the following technical solution:

[0006] A drying device for pet food ingredients includes a body with a heating wire inside. The body also has a main rod inside and auxiliary rods on both sides. Multiple main stirring rods are fixedly connected to the outer surface of the main rod, and multiple auxiliary stirring rods are fixedly connected to the outer surfaces of the two auxiliary rods. A stirring assembly is connected to the bottom end of the main rod. Discharge boxes are located on both sides of the body and are connected to the interior of the body. A discharge port is opened on the bottom surface of each discharge box, and a discharge assembly is located inside the discharge box.

[0007] Preferably, the discharge assembly includes a transmission rod, an auger, a worm gear, and a worm. The transmission rod is disposed inside the discharge box, the auger is fixedly wound around the outer surface of the transmission rod, the worm gear is fixedly installed at one end of the transmission rod, and the worm is disposed on one side of the worm gear, with the worm gear and worm gear meshing together.

[0008] Preferably, the top surface of the discharge box is provided with a discharge motor, and the output end of the discharge motor is connected to the worm gear.

[0009] Preferably, the stirring assembly includes a driving gear, a driven gear, a first mounting ring, and a second mounting ring. The first mounting ring is fixedly mounted on the outside of the main rod by bolts, and the second mounting ring is fixedly mounted on the outside of the auxiliary rod by bolts. The driving gear is fixedly mounted on the bottom surface of the first mounting ring, and the two driven gears are arranged on both sides of the driving gear, and the driving gear and the driven gear are meshed together.

[0010] Preferably, the machine body is equipped with a stirring motor inside, and the output end of the stirring motor is connected to the drive gear.

[0011] Preferably, the machine body has multiple telescopic rods rotatably mounted inside, the bottom end of each telescopic rod is fixedly connected to a third mounting ring, and the top ends of the main rod and the auxiliary rod are fixedly mounted on the inner side of the third mounting ring by bolts.

[0012] Preferably, the telescopic rod is provided with symmetrical telescopic springs inside, the bottom end of the telescopic spring is fixedly connected to a connecting block, and the inner rod of the telescopic rod is fixedly arranged between the two connecting blocks.

[0013] Preferably, the top surface of the machine body is provided with two purification boxes, and the interior of the purification boxes is connected to the interior of the machine body. The top surface of the purification box is connected to a perforated box cover by a hinge. A perforated plate is fixedly installed inside the purification box. A front cover plate is fixedly installed on one side of the machine body by bolts. A feed port is opened on one side of the machine body. An insulation layer is provided inside the machine body. An electric push rod is provided inside the machine body. A sealing plate is fixedly connected to the bottom end of the electric push rod. Two guide rods are fixedly connected to the top surface of the sealing plate.

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

[0015] 1. This utility model incorporates a discharge assembly. During use, the worm gear can be rotated, which in turn drives the worm wheel to rotate. The worm wheel, in turn, drives the transmission rod to rotate, which in turn drives the external auger to rotate. The auger rotates inside the discharge box, thus conveying the food ingredients. This prevents blockages during food discharge and eliminates the need for manual unblocking, enhancing the practicality of the device.

[0016] 2. This utility model incorporates a stirring assembly. By rotating the drive gear, the drive gear can drive the driven gear to rotate. The driven gear and drive gear, respectively, drive the auxiliary rod and main rod to rotate via the second mounting ring and the first mounting ring. The main rod and auxiliary rod can then drive the main stirring rod and auxiliary stirring rod to rotate simultaneously, thereby increasing the stirring effect on the food ingredients. Combined with heating, this enhances the drying effect on the food ingredients.

[0017] 3. When using this utility model, the bolts on the front cover plate can be removed to remove the front cover plate, thereby exposing the internal components of the machine body. This facilitates the cleaning of the machine body components and prevents residual food raw materials from spoiling and affecting the quality of subsequent food. By removing the bolts on the first mounting ring, the second mounting ring, and the third mounting ring, the main rod and the auxiliary rod can be released from their fixed state. At this time, the main rod and the auxiliary rod can be pushed upward, which can drive the inner rod of the telescopic rod to retract, thereby allowing the main rod and the auxiliary rod to be removed for easy cleaning, replacement, and maintenance.

[0018] 4. This utility model has two purification boxes inside the machine body. When in use, a filter element for removing odors can be placed on the top of the perforated plate. When drying food raw materials, the water vapor evaporated during drying will enter the interior of the purification box along with the odor. After passing through the filter element inside the purification box and filtering the evaporated odor, the external working environment can be guaranteed. Attached Figure Description

[0019] Figure 1 This is a three-dimensional structural diagram of a drying device for pet food raw materials proposed in this utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of a drying device for pet food raw materials proposed in this utility model;

[0021] Figure 3 This is a schematic diagram of the heating wire position structure of a drying device for pet food raw materials proposed in this utility model;

[0022] Figure 4 This is a schematic diagram of the stirring component structure of a drying device for pet food raw materials proposed in this utility model;

[0023] Figure 5 This is a cross-sectional view of the telescopic rod structure of a drying device for pet food raw materials proposed in this utility model;

[0024] Figure 6 This is a schematic diagram of the internal structure of the discharge box of a drying device for pet food raw materials proposed in this utility model;

[0025] Figure 7 This is a schematic diagram of the discharge component structure of a drying device for pet food raw materials proposed in this utility model;

[0026] Figure 8 This is a schematic diagram of the telescopic rod position structure of a drying device for pet food raw materials proposed in this utility model;

[0027] Figure 9 This is a cross-sectional view of the purification box of a drying device for pet food raw materials proposed in this utility model.

[0028] Legend:

[0029] 1. Body; 2. Front cover; 3. Purification box; 4. Hollowed-out box cover; 5. Discharge box; 6. Discharge motor; 7. Feed inlet; 8. Main rod; 9. Main stirring rod; 10. Auxiliary rod; 11. Auxiliary stirring rod; 12. First mounting ring; 13. Second mounting ring; 14. Third mounting ring; 15. Telescopic rod; 16. Connecting block; 17. Telescopic spring; 18. Transmission rod; 19. Screwdriver; 20. Discharge port; 21. Worm gear; 22. Worm; 23. Hollowed-out plate; 24. Drive gear; 25. Driven gear; 26. Stirring motor; 27. Insulation layer; 28. Heating wire; 29. ​​Sealing plate; 30. Electric push rod; 31. Guide rod. Detailed Implementation

[0030] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0031] Reference Figure 1 , Figure 2 , Figure 3 and Figure 6 This utility model provides an embodiment of a drying device for pet food raw materials, comprising a body 1, an electric heating wire 28 inside the body 1, a main rod 8 inside the body 1, auxiliary rods 10 on both sides of the main rod 8, a plurality of main stirring rods 9 fixedly connected to the outer surface of the main rod 8, a plurality of auxiliary stirring rods 11 fixedly connected to the outer surface of the two auxiliary rods 10, a stirring assembly connected to the bottom end of the main rod 8, a discharge box 5 on both sides of the body 1, and the discharge box 5 is connected to the interior of the body 1, a discharge port 20 is opened on the bottom surface of the discharge box 5, and a discharge assembly is provided inside the discharge box 5.

[0032] Specifically, the main stirring rod 9 and the auxiliary stirring rod 11 are staggered. This prevents the main stirring rod 9 and the auxiliary stirring rod 11 from getting stuck when they rotate simultaneously. When the main stirring rod 9 and the auxiliary stirring rod 11 rotate simultaneously, the stirring effect on the pet food ingredients can be increased. By turning on the heating wire 28, the internal temperature of the machine body 1 can be heated. The food ingredients during the stirring process, combined with the high temperature, can further increase the drying efficiency of the food ingredients.

[0033] Reference Figure 4The discharge assembly includes a transmission rod 18, an auger 19, a worm gear 21, and a worm 22. The transmission rod 18 is located inside the discharge box 5. The auger 19 is fixedly wound around the outer surface of the transmission rod 18. The worm gear 21 is fixedly installed at one end of the transmission rod 18. The worm 22 is located on one side of the worm gear 21, and the worm gear 21 and the worm 22 are meshed together.

[0034] Specifically, when discharge is required, the storage box can be connected to the interior of the machine body 1. At this time, the food raw materials inside the machine body 1 will enter the interior of the storage box. By rotating the worm gear 22, the worm gear 22 can drive the worm wheel 21 to rotate. The worm wheel 21 drives the transmission rod 18 to rotate, and the transmission rod 18 can drive the auger 19 to rotate. The auger 19 can then transport the food raw materials inside the discharge box 5. The transported food raw materials will fall to the outside through the discharge port 20, which can prevent the food raw materials from being blocked during transportation. In addition, the side of the storage box is fixedly connected to the mounting plate by bolts. By removing the bolts and the mounting plate, the interior space of the discharge box 5 can be exposed, which facilitates the cleaning of the auger 19 and the interior of the discharge box 5.

[0035] Reference Figure 4 The top surface of the discharge box 5 is equipped with a discharge motor 6, and the output end of the discharge motor 6 is connected to the worm gear 22.

[0036] Specifically, by turning on the discharge motor 6, the discharge motor 6 can drive the driven rod to rotate.

[0037] Reference Figure 7 The stirring assembly includes a driving gear 24, a driven gear 25, a first mounting ring 12, and a second mounting ring 13. The first mounting ring 12 is fixedly mounted on the outside of the main rod 8 by bolts, and the second mounting ring 13 is fixedly mounted on the outside of the auxiliary rod 10 by bolts. The driving gear 24 is fixedly mounted on the bottom surface of the first mounting ring 12, and the two driven gears 25 are arranged on both sides of the driving gear 24, and the driving gear 24 and the driven gears 25 are meshed and connected.

[0038] Specifically, when the drive gear 24 rotates, it drives the driven gears 25 on both sides to rotate. The driven gears 25 and the drive gear 24 can then drive the first mounting ring 12 and the second mounting ring 13 to rotate simultaneously. The first mounting ring 12 and the second mounting ring 13 can drive the main rod 8 and the auxiliary rod 10 to rotate synchronously. The main rod 8 and the auxiliary rod 10 can then drive the main stirring rod 9 and the auxiliary stirring rod 11 to rotate simultaneously. This can stir the food ingredients inside the machine body 1 and turn on the heating wire 28, thereby enhancing the drying effect of the food ingredients inside the machine body 1.

[0039] Reference Figure 1 , Figure 6 and Figure 7The machine body 1 is equipped with a stirring motor 26, and the output end of the stirring motor 26 is connected to the drive gear 24.

[0040] Specifically, by turning on the stirring motor 26, the stirring motor 26 can drive the driving gear 24 to rotate, and the two driven gears 25 are rotatably connected to the inside of the machine body 1 through the rotating shaft, thereby ensuring the stability of the two driven gears 25 rotating inside the machine body 1.

[0041] Reference Figure 4 and Figure 5 Multiple telescopic rods 15 are rotatably installed inside the body 1. The bottom end of the telescopic rod 15 is fixedly connected to a third mounting ring 14, and the top ends of the main rod 8 and the auxiliary rod 10 are fixedly installed on the inner side of the third mounting ring 14 by bolts. The telescopic rod 15 is symmetrically provided with telescopic springs 17 inside. The bottom end of the telescopic spring 17 is fixedly connected to a connecting block 16, and the inner rod of the telescopic rod 15 is fixedly set between two connecting blocks 16.

[0042] Specifically, by removing the bolts on the first mounting ring 12, the second mounting ring 13, and the third mounting ring 14, the main rod 8 and the auxiliary rod 10 can be released from their fixed state within these rings. At this point, the main rod 8 and the auxiliary rod 10 can be pushed upwards, causing force to be applied to the inner rod of the telescopic rod 15. This force, through the connecting block 16, compresses the telescopic spring 17 upwards, causing the inner rod of the telescopic rod 15 to retract inwards. This allows the bottom ends of the main rod 8 and the auxiliary rod 10 to be removed from the inside of the first mounting ring 12 and the second mounting ring 13, thus allowing the main rod 8 and the auxiliary rod 10 to be released from their fixed state within these rings. The rod 10 is removed. The removed main rod 8 and auxiliary rod 10 can be easily cleaned and maintained separately for the main stirring rod 9 and auxiliary stirring rod 11 on the outside, which is convenient for subsequent use. The connecting block 16 is locked in the groove of the telescopic spring 17 installed inside the telescopic rod 15. When the main rod 8 and auxiliary rod 10 drive the third mounting ring 14 to rotate, and the third mounting ring 14 drives the telescopic rod 15 to rotate inside the machine body 1, the connecting block 16 is locked in the groove opened in the inner wall of the telescopic rod 15, which can make the inner rod of the telescopic rod 15 drive the outer rod to rotate steadily, thereby ensuring the stable rotation of the main rod 8 and auxiliary rod 10.

[0043] Reference Figure 1 , Figure 8 and Figure 9 The top surface of the machine body 1 is provided with two purification boxes 3, and the interior of the purification boxes 3 is connected to the interior of the machine body 1. The top surface of the purification boxes 3 is connected to a hollow box cover 4 by a hinge. A hollow plate 23 is fixedly installed inside the purification boxes 3. A front cover plate 2 is fixedly installed on one side of the machine body 1 by bolts. A feed port 7 is opened on one side of the machine body 1. An insulation layer 27 is provided inside the machine body 1. An electric push rod 30 is provided inside the machine body 1. A sealing plate 29 is fixedly connected to the bottom end of the electric push rod 30. Two guide rods 31 are fixedly connected to the top surface of the sealing plate 29.

[0044] Specifically, when stirring food ingredients, the electric push rod 30 can be activated, which will push the sealing plate 29 downwards. This seals the connection between the machine body 1 and the storage box, preventing food ingredients from entering the discharge box 5 and leaking out during stirring. The guide rod 31 is retractable, so when the electric push rod 30 moves the sealing plate 29, it can extend or retract, thereby increasing the directionality and stability of the sealing plate 29. The interior of the purification box 3 is connected to the interior of the machine body 1. In actual use, the perforated box cover 4 on the top of the purification box 3 can be opened, and the odor-removing filter element can be placed on the top surface of the perforated plate 23. When the food ingredients are heated and dried, the filter element inside the purification box 3 filters the upward-blowing odors, thus ensuring the external working environment and enhancing the practicality of the device.

[0045] Working Principle: When using this device, place it in the designated position and pour the food ingredients into the machine body 1 through the feed inlet 7. Turn on the heating wire 28 to heat the inside of the machine body 1. Turn on the drive gear 24, which drives the driven gears 25 on both sides to rotate. The drive gear 24 and driven gears 25 drive the first mounting ring 12 and the second mounting ring 13 to rotate, which in turn drives the main rod 8 and the auxiliary rod 10 to rotate. The main rod 8 and the auxiliary rod 10 drive the main stirring rod 9 and the auxiliary stirring rod 11 to rotate, thereby stirring the food ingredients and increasing the drying effect. During the drying process, the ingredients are stirred upwards. The odor will enter the interior of the purification box 3. The filter element placed inside the purification box 3 can purify the odor, ensuring the external working environment and enhancing the practicality of the device. After the food raw materials are dried, the electric push rod 30 can be turned on, which will drive the sealing plate 29 to move upward, so that the discharge box 5 is connected to the machine body 1. This allows the food raw materials to enter the interior of the discharge box 5. The discharge motor 6 is turned on, which drives the worm gear 22 to rotate. The worm gear 22 drives the worm wheel 21 to rotate. The worm wheel 21 drives the transmission rod 18 to rotate. The transmission rod 18 drives the auger 19 to rotate, thereby conveying the food raw materials and discharging them from the discharge port 20.

[0046] When disassembling the main rod 8 and the auxiliary rod 10, the bolts on the front cover plate 2 can be removed to expose the internal components of the machine body 1, facilitating cleaning of the internal components and inner walls. Removing the bolts on the first mounting ring 12, the second mounting ring 13, and the third mounting ring 14 allows for initial contact with the fixed state of the main rod 8 and the auxiliary rod 10. Pushing the main rod 8 and the auxiliary rod 10 upwards compresses the inner rod of the telescopic rod 15, thus detaching the main rod 8 and the auxiliary rod 10 from the first mounting ring 12 and the second mounting ring 13. Then, the main rod 8 and the auxiliary rod 10 can be detached from the third mounting ring 14, allowing for disassembly of the main rod 8 and the auxiliary rod 10. This facilitates cleaning and maintenance of the outer main stirring rod 9 and the auxiliary stirring rod 11. This device prevents food raw materials from clogging during discharge and enhances its practicality.

[0047] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A drying apparatus for pet food raw materials, comprising a machine body (1), characterized in that: The inside of the machine body (1) is provided with an electric heating wire (28), the inside of the machine body (1) is provided with a main rod (8), the two sides of the main rod (8) are provided with a vice rod (10), the outer side surface of the main rod (8) is fixedly connected with a plurality of main stirring rods (9), the outer side surface of the two vice rods (10) is fixedly connected with a plurality of vice stirring rods (11), the bottom end of the main rod (8) is connected with a stirring assembly, the two sides of the machine body (1) are provided with a discharge box (5), and the discharge box (5) is communicated with the inside of the machine body (1), the bottom surface of the discharge box (5) is provided with a discharge port (20), and the inside of the discharge box (5) is provided with a discharge assembly.

2. The pet food raw material drying apparatus according to claim 1, characterized by: The discharge assembly comprises a transmission rod (18), an auger (19), a worm wheel (21) and a worm (22), the transmission rod (18) is arranged in the inside of the discharge box (5), the auger (19) is fixedly arranged on the outer side surface of the transmission rod (18), the worm wheel (21) is fixedly installed on one end of the transmission rod (18), and the worm (22) is arranged on one side of the worm wheel (21) and is in meshing connection with the worm wheel (21).

3. The pet food raw material drying apparatus according to claim 2, characterized by: The top surface of the discharge box (5) is provided with a discharge motor (6), and the output end of the discharge motor (6) is connected with the worm (22).

4. The pet food raw material drying apparatus according to claim 1, characterized by: The stirring assembly comprises a driving gear (24), a driven gear (25), a first mounting ring (12) and a second mounting ring (13), the first mounting ring (12) is fixedly installed on the outer side of the main rod (8) through bolts, the second mounting ring (13) is fixedly installed on the outer side of the vice rod (10) through bolts, the driving gear (24) is fixedly installed on the bottom surface of the first mounting ring (12), the two driven gears (25) are arranged on the two sides of the driving gear (24), and the driving gear (24) is in meshing connection with the driven gear (25).

5. The pet food raw material drying apparatus according to claim 4, characterized by: The inside of the machine body (1) is provided with a stirring motor (26), and the output end of the stirring motor (26) is connected with the driving gear (24).

6. The pet food raw material drying apparatus according to claim 1, characterized by: A plurality of telescopic rods (15) are rotatably installed in the inside of the machine body (1), the bottom end of the telescopic rod (15) is fixedly connected with a third mounting ring (14), and the top end of the main rod (8) and the vice rod (10) is fixedly installed on the inner side of the third mounting ring (14) through bolts.

7. The pet food raw material drying apparatus according to claim 6, characterized by: The inside of the telescopic rod (15) is symmetrically provided with a telescopic spring (17), the bottom end of the telescopic spring (17) is fixedly connected with a connecting block (16), and the inner rod of the telescopic rod (15) is fixedly arranged between the two connecting blocks (16).

8. The pet food raw material drying apparatus according to claim 1, characterized by: The top surface of the machine body (1) is provided with two purification boxes (3), and the inside of the purification box (3) is communicated with the inside of the machine body (1), the top surface of the purification box (3) is hinged with a hollow box cover (4), the inside of the purification box (3) is fixedly installed with a hollow plate (23), one side of the machine body (1) is fixedly installed with a front cover plate (2) through bolts, one side of the machine body (1) is provided with a feeding port (7), the inside of the machine body (1) is provided with a heat preservation layer (27), the inside of the machine body (1) is provided with an electric push rod (30), the bottom end of the electric push rod (30) is fixedly connected with a blocking plate (29), and the top surface of the blocking plate (29) is fixedly connected with two guide rods (31).