Automatic classification and recycling device for kitchen garbage
By designing an automatic kitchen waste sorting and recycling device with crushing components and a guiding system, the problems of equipment blockage and corrosion caused by the complex composition of kitchen waste have been solved, achieving efficient crushing and resource utilization of waste.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- ZHEJIANG TIANLI KITCHEN EQUIP
- Filing Date
- 2025-06-26
- Publication Date
- 2026-05-29
AI Technical Summary
Existing kitchen waste treatment devices face difficulties in the sorting and collection process. The complex composition of kitchen waste makes it difficult to separate effectively, leading to equipment blockage and corrosion, incomplete treatment, and failure to achieve resource utilization.
An automatic kitchen waste sorting and recycling device was designed, which includes a crushing component. The crushing roller and crushing cone are used to quickly crush the waste. Combined with a movable sleeve and guide cylinder, the waste is effectively guided. The motor-driven gear system drives the crushing roller to rotate in a ring, achieving efficient crushing and separation of the waste.
This effectively avoids equipment blockage, improves the thoroughness of waste treatment, and achieves efficient waste sorting and resource utilization.
Smart Images

Figure CN224293370U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of kitchen waste treatment technology, and in particular to an automatic kitchen waste sorting and recycling device. Background Technology
[0002] Existing equipment faces significant challenges in the sorting and collection stage. The composition of kitchen waste is complex, including food scraps, cooking oil, vegetable and fruit peels and cores. These components are difficult to separate effectively when mixed, increasing the difficulty of subsequent processing. Impurities such as bones and plastic bags in kitchen waste can easily clog the equipment. At the same time, organic matter and moisture in the waste can also corrode the equipment. Some equipment is not effective in the crushing and screening stages, resulting in incomplete waste treatment and failure to achieve the expected resource utilization goals.
[0003] To address the above problems, it is necessary to design an automatic kitchen waste sorting and recycling device to overcome these issues. Utility Model Content
[0004] The main objective of this invention is to provide an automatic kitchen waste sorting and recycling device that can effectively solve the problems in the background art.
[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows:
[0006] An automatic kitchen waste sorting and recycling device includes a protective box, a discharge chamber, and a processing cylinder, wherein a crushing component is provided at one end of the processing cylinder;
[0007] The crushing and processing assembly includes a protective sleeve disposed at one end of the processing cylinder. A fixing ring is installed at one end of the inner side of the protective sleeve. A first annular rack is connected to the inner side of the fixing ring. A first gear is connected to the inner side of the first annular rack. A drive shaft is connected to one end of the first gear. A crushing roller is connected to the end of the drive shaft away from the first gear. Multiple crushing cones are connected to the outer wall of the crushing roller. Multiple crushing protrusions are connected to the inner side of the processing cylinder. A second gear is connected to the bottom of the crushing roller through the drive shaft. A limit sleeve is connected to the end of the outer wall of the drive shaft near the second gear. A second annular rack is connected to the outer wall of the second gear. A rotating shaft is connected to one end of the second gear. A motor is connected to the end of the rotating shaft away from the second gear through a coupling. A movable turntable is connected to the outer wall of the motor. The outer wall of the movable turntable is connected to a limit seat.
[0008] As a preferred embodiment of this utility model, the top of the protective box is connected to a material guiding cavity, the top of the material guiding cavity is connected to a material discharging cavity, the inner side of the material discharging cavity is connected to a movable sleeve via a movable rod, the outer wall of the movable sleeve is connected to multiple material guiding movable plates, and the inner side of the material guiding cavity is connected to a guide cylinder.
[0009] In a preferred embodiment of this utility model, the motor is connected to the rotating shaft via a coupling, and the motor is connected to the second gear via the rotating shaft. The outer wall of the movable turntable is in contact with the inner side of the limiting seat.
[0010] As a preferred embodiment of this utility model, the outer wall of the second gear meshes with the inner side of the second annular rack, the second gear is rotatably connected to the crushing roller via a transmission shaft, and the limiting bushing is sleeved on the outer wall of the transmission shaft near the second gear.
[0011] As a preferred embodiment of this utility model, the crushing roller is rotatably connected to the aforementioned transmission shaft, and the end of the crushing cone away from the crushing roller contacts the inner side of the processing cylinder, while the crushing cone contacts the inner side of the processing cylinder between two adjacent crushing protrusions.
[0012] As a preferred embodiment of this utility model, the end of the transmission shaft away from the crushing roller is rotatably connected to the first gear, the first gear meshes with the first annular rack, and the first annular rack is fixedly connected to the first gear.
[0013] As a preferred embodiment of this utility model, the movable sleeve is sleeved on the outer wall of the movable rod, and the movable sleeve is movably connected to the inner side of the above-mentioned feeding cavity through the movable rod. The bottom of the guide cylinder penetrates through the top of the protective box and contacts the top of the above-mentioned protective sleeve.
[0014] Beneficial effects
[0015] Compared with the prior art, the present invention has the following beneficial effects:
[0016] This automatic kitchen waste sorting and recycling device uses a movable sleeve to support the outer wall guide plate. When the waste contacts the guide plate, the movable sleeve rotates with the movable rod, guiding the waste and preventing blockage of the discharge chamber. A guide cylinder facilitates the guiding of waste into the processing cylinder, and a fixing ring secures the first annular rack, providing a rotational trajectory for the first gear. A movable turntable, driven by a motor and coupling, drives a rotating shaft that in turn rotates the second gear on the inner side of the second annular rack. This allows the movable turntable at the bottom of the motor to rotate synchronously within a limit seat, causing the crushing roller to perform annular crushing motion on the inner side of the second annular rack. Multiple crushing cones on the outer wall of the crushing roller ensure direct contact between the crushing cones and adjacent crushing protrusions during waste crushing, enabling rapid crushing. A transmission shaft transmits rotational force to the first gear, causing the crushing roller to rotate in annular motion on the inner sides of the first and second annular racks. Attached Figure Description
[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;
[0018] Figure 2 This is a schematic diagram of the installation structure of the material guiding movable plate of this utility model;
[0019] Figure 3 This is a schematic diagram of the first gear mounting structure of this utility model;
[0020] Figure 4 This is a schematic diagram of the overall installation structure of the crushing and processing component of this utility model.
[0021] In the diagram: 1. Protective box; 2. Discharge chamber; 3. Processing cylinder; 4. Crushing and processing assembly; 5. Guide chamber; 6. Feeding chamber; 7. Movable sleeve; 8. Guide moving plate; 9. Guide cylinder; 401. Protective sleeve; 402. Crushing protrusion; 403. Fixing ring; 404. First annular rack; 405. First gear; 406. Drive shaft; 407. Crushing roller; 408. Crushing cone; 409. Limiting bushing; 410. Second gear; 411. Second annular rack; 412. Annular fixing sleeve; 413. Rotating shaft; 414. Motor; 415. Movable turntable; 416. Limiting seat. Detailed Implementation
[0022] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.
[0023] like Figures 1-4As shown, an automatic kitchen waste sorting and recycling device includes a protective box 1, a discharge chamber 2, and a processing cylinder 3. A crushing and processing component 4 is provided at one end of the processing cylinder 3.
[0024] The crushing and processing assembly 4 includes a protective sleeve 401 disposed at one end of the processing cylinder 3. A retaining ring 403 is installed at one end of the inner side of the protective sleeve 401. A first annular rack 404 is connected to the inner side of the retaining ring 403. A first gear 405 is connected to the inner side of the first annular rack 404. A drive shaft 406 is connected to one end of the first gear 405. A crushing roller 407 is connected to the end of the drive shaft 406 away from the first gear 405. Multiple crushing cones 408 are connected to the outer wall of the crushing roller 407. Multiple crushing cones 408 are connected to the inner side of the processing cylinder 3. The bottom of the crushing protrusion 402 and the crushing roller 407 is connected to a second gear 410 via a drive shaft 406. A limit sleeve 409 is connected to the end of the outer wall of the drive shaft 406 near the second gear 410. A second annular rack 411 is connected to the outer wall of the second gear 410. A rotating shaft 413 is connected to one end of the second gear 410. A motor 414 is connected to the end of the rotating shaft 413 away from the second gear 410 via a coupling. A movable turntable 415 is connected to the outer wall of the motor 414. A limit seat 416 is connected to the outer wall of the movable turntable 415.
[0025] Motor 414 is connected to rotating shaft 413 via coupling, and motor 414 is connected to second gear 410 via rotating shaft 413. The outer wall of movable turntable 415 contacts the inner side of limiting seat 416, the outer wall of second gear 410 meshes with the inner side of the second annular rack 411, and second gear 410 is rotatably connected to crushing roller 407 via transmission shaft 406. Limiting bushing 409 is sleeved on the outer wall of transmission shaft 406 near the second gear 410. Crushing roller 407 is rotatably connected to transmission shaft 406, and the end of crushing cone 408 away from crushing roller 407 contacts the inner side of processing cylinder 3. Crushing cone 408 contacts the inner side of processing cylinder 3 between two adjacent crushing protrusions 402. The end of transmission shaft 406 away from crushing roller 407 is rotatably connected to first gear 405, first gear 405 meshes with first annular rack 404, and first annular rack 404 is fixedly connected to first gear 405.
[0026] The top of the protective box 1 is connected to the material guiding cavity 5, the top of the material guiding cavity 5 is connected to the material discharging cavity 6, the inner side of the material discharging cavity 6 is connected to the movable sleeve 7 through the movable rod, the outer wall of the movable sleeve 7 is connected to multiple material guiding movable plates 8, and the inner side of the material guiding cavity 5 is connected to the guide cylinder 9.
[0027] The movable sleeve 7 is fitted onto the outer wall of the movable rod. The movable sleeve 7 is movably connected to the inner side of the feeding chamber 6 via the movable rod. The bottom of the guide cylinder 9 penetrates the top of the protective box 1 and contacts the top of the protective sleeve 401.
[0028] First, the protective box 1 is assembled, and the discharge chamber 6 is installed on its top, ensuring a seal and fixation between the two. Then, the guide chamber 5 and the processing cylinder 3 are installed inside the protective box 1, ensuring the processing cylinder 3 is vertical and stable. A protective sleeve 401 is installed on the top of the processing cylinder 3, and the discharge chamber 2 is connected to the bottom. The guide cylinder 9 of the guide chamber 5 is aligned with the protective sleeve 401. The movable rod is fixed inside the discharge chamber 6. Then, the movable sleeve 7 is fitted onto the movable rod, and the guide movable plate 8 is welded or fixed. The crushing protrusion 402 is welded or fixed to the inner wall of the processing cylinder 3. Then, a fixing ring 403 is installed, and the first annular rack 404 is fixed to the fixing ring 403, ensuring its teeth face inward and fit against the inner wall of the processing cylinder. Similarly, the second annular rack 411 is installed, and the first gear 405 is mounted on the side wall of the processing cylinder 3 via a bearing, ensuring proper meshing with the first annular rack 404. The drive shaft 406 is connected to the first gear 404 through the bearing. The shaft of gear 405 fixes the crushing roller 407 to the end of the drive shaft 406. When the crushing roller 407 rotates, its crushing cone 408 can contact the garbage and also contact the crushing protrusion 402 on the inner wall of the processing cylinder at an appropriate position. The motor is installed outside the protective box 1 and transmits power to the drive shaft 406 through a coupling. At the same time, a movable turntable 415 and a motor 414 are installed. The motor 414 is installed on the top of the movable turntable 415, and the outer wall of the movable turntable 415 contacts the inner wall of the limit seat 416.
[0029] It should be noted that this utility model is an automatic kitchen waste sorting and recycling device. In use, the kitchen waste first enters the guiding chamber 5 and undergoes preliminary sorting and guiding through the discharging chamber 6. The movable sleeve 7 is connected to the inner side of the discharging chamber 6 via a movable rod. When the waste contacts the guiding movable plate 8, the movable sleeve 7 rotates with the movable rod, effectively guiding the waste into the processing cylinder 3. Next, the motor 414 transmits rotational force to the second gear 410 via the rotating shaft 413, causing rotational motion. The movable turntable 414 at the bottom of the motor 414 rotates on the inner side of the limiting seat 416, and the second gear 410 rotates on the inner side of the second annular rack 411. The rotation of the first gear 405 drives the crushing roller 407 and its connected transmission shaft 406 to rotate together. Simultaneously, the rotation of the second gear 410 also drives the crushing roller via the transmission shaft 406. 407, so that the whole is inside the processing cylinder 3, and rotates in another dimension along the inner side of the second annular rack 411. The crushing roller 407 carries the crushing cone 408 and rotates at high speed inside the processing cylinder 3. The crushing cone 408 will impact, squeeze and shear the garbage. During the movement, the crushing cone 408 will contact the cylinder wall between two adjacent crushing protrusions 402 on the inner wall of the processing cylinder 3 to ensure that the garbage is fully crushed. Then, the first gear 405 can make a circular motion inside the first annular rack 404 fixed by the fixing ring 403. At the same time, the transmission shaft 406 transmits the rotational power to the first gear 405 to ensure that it rotates stably inside the first annular rack 404. Finally, the garbage material after being fully crushed by the crushing roller 407 will move downward due to gravity. The crushed material will eventually fall into the discharge chamber 2 below through the opening at the bottom of the processing cylinder 3.
[0030] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.
Claims
1. An automatic kitchen waste sorting and recycling device, comprising a protective box (1), a discharge chamber (2), and a processing cylinder (3), characterized in that: One end of the processing cylinder (3) is provided with a crushing processing component (4); The crushing and processing assembly (4) includes a protective sleeve (401) disposed at one end of the processing cylinder (3). A fixing ring (403) is installed at one end of the inner side of the protective sleeve (401). A first annular rack (404) is connected to the inner side of the fixing ring (403). A first gear (405) is connected to the inner side of the first annular rack (404). A drive shaft (406) is connected to one end of the first gear (405). A crushing roller (407) is connected to the end of the drive shaft (406) away from the first gear (405). A plurality of crushing cones (408) are connected to the outer wall of the crushing roller (407) away from the drive shaft (406). The inner side of the processing cylinder (3) The surface is connected to multiple crushing protrusions (402). The bottom of the crushing roller (407) is connected to a second gear (410) via a drive shaft (406). The end of the outer wall of the drive shaft (406) near the second gear (410) is connected to a limiting sleeve (409). The outer wall of the second gear (410) is connected to a second annular rack (411). One end of the second gear (410) is connected to a rotating shaft (413). The end of the rotating shaft (413) away from the second gear (410) is connected to a motor (414) via a coupling. The outer wall of the motor (414) is connected to a movable turntable (415). The outer wall of the movable turntable (415) is connected to a limiting seat (416).
2. The automatic kitchen waste sorting and recycling device according to claim 1, characterized in that: The top of the protective box (1) is connected to a material guiding cavity (5), the top of the material guiding cavity (5) is connected to a material discharging cavity (6), the inner side of the material discharging cavity (6) is connected to a movable sleeve (7) via a movable rod, the outer wall of the movable sleeve (7) is connected to multiple material guiding movable plates (8), and the inner side of the material guiding cavity (5) is connected to a guide cylinder (9).
3. The automatic kitchen waste sorting and recycling device according to claim 1, characterized in that: The motor (414) is connected to the rotating shaft (413) via a coupling, and the motor (414) is connected to the second gear (410) via the rotating shaft (413). The outer wall of the movable turntable (415) is in contact with the inner side of the limiting seat (416).
4. The automatic kitchen waste sorting and recycling device according to claim 1, characterized in that: The outer wall of the second gear (410) meshes with the inner side of the second annular rack (411). The second gear (410) is rotatably connected to the crushing roller (407) via the transmission shaft (406). The limiting bushing (409) is sleeved on the outer wall of the transmission shaft (406) near the end of the second gear (410).
5. The automatic kitchen waste sorting and recycling device according to claim 1, characterized in that: The crushing roller (407) is rotatably connected to the aforementioned drive shaft (406), and the end of the crushing cone (408) away from the crushing roller (407) contacts the inner side of the processing cylinder (3), and the crushing cone (408) contacts the inner side of the processing cylinder (3) between two adjacent crushing protrusions (402).
6. The automatic kitchen waste sorting and recycling device according to claim 1, characterized in that: The end of the drive shaft (406) away from the crushing roller (407) is rotatably connected to the first gear (405), the first gear (405) meshes with the first annular rack (404), and the first annular rack (404) is fixedly connected to the first gear (405).
7. The automatic kitchen waste sorting and recycling device according to claim 2, characterized in that: The movable sleeve (7) is sleeved on the outer wall of the movable rod. The movable sleeve (7) is movably connected to the inner side of the above-mentioned feeding cavity (6) through the movable rod. The bottom of the guide cylinder (9) penetrates the top of the protective box (1) and contacts the top of the above-mentioned protective sleeve (401).