Kitchen residue oil-water separation equipment

By using spiral blades to lift residue and a double overflow baffle design, combined with sensors and an automatic drainage system, the problems of insufficient monitoring and manual cleaning in existing equipment are solved, achieving efficient oil-water separation and automated operation.

CN224220954UActive Publication Date: 2026-05-12LONGYAN WANJIANG BUILDING MATERIALS EQUIPMENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
LONGYAN WANJIANG BUILDING MATERIALS EQUIPMENT CO LTD
Filing Date
2025-06-05
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

Existing kitchen waste oil-water separation equipment suffers from insufficient monitoring and protection of storage tanks, and its overflow structure is too simple, resulting in poor separation quality. Furthermore, the residue treatment relies on manual cleaning, which affects the efficiency of equipment use.

Method used

The filter uses spiral blades at the bottom of the filter hopper to lift the residue, a double overflow baffle design to prevent unseparated oil and water from entering the storage tank, sensors to monitor the oil and water level, and automatic drainage pumps and oil pumps to enable unattended operation.

Benefits of technology

It realizes automatic monitoring and control of the oil-water separation process of the equipment, automatic drainage, and automatic monitoring and control of the equipment, ensuring separation quality, reducing manual intervention, and improving the efficiency of equipment use.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses kitchen residue oil-water separation equipment, which belongs to the field of kitchen residue treatment equipment and comprises a machine body, a residue guide plate, a control panel, a spraying structure, an oil gun, a separation box, a heating rod, an oil level sensor, an oil well pump, a water pump, a first water outlet, a second water outlet, a water level sensor, a motor, a spiral blade, a filter cone and an oil-water guide plate. The equipment can automatically guide and discharge residues and filter oil and water through the filter cone with the spiral discharge function, the impact of inlet water can be blocked by the first overflow partition plate through the arrangement of the double overflow partition plates, water is prevented from entering the oil storage tank, the separation quality is guaranteed, and for separated oil and water, the equipment can monitor the reserve height through a water level sensor and an oil level sensor; the device is simple in structure and convenient to use, can give an alarm for prompting when the storage amount is too large, facilitates timely cleaning, can automatically drain water through the high-low double water outlets, directly pumps and discharges stored oil to a designated position through the oil well pump and the oil gun, and does not need to stop, carry and clean the device.
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Description

Technical Field

[0001] This utility model belongs to the field of kitchen waste treatment equipment, and specifically relates to a kitchen waste oil-water separation device. Background Technology

[0002] In restaurants and large canteens, a large number of people dine, resulting in mountains of food waste, mainly leftovers. Furthermore, with rising living standards, cooking oil consumption is high, leading to a significant amount of oil in the food waste. While existing technologies exist for separating food waste and separating oil from water, these technologies suffer from the following inconveniences in use:

[0003] 1. The lack of monitoring and protection measures for the storage tank after oil-water separation can easily lead to overflow of water or oil after separation, causing inconvenience.

[0004] 2. The overflow structure of the oil-water separator is simple. When the water level is high, the impact of the incoming water can easily cause incompletely separated oil and water to enter the oil storage tank, affecting the separation quality.

[0005] 3. The removal of residue, oil and water and the cleaning of equipment rely on manual handling and cleaning, and the use of equipment needs to be stopped during cleaning, which is quite inconvenient. Utility Model Content

[0006] (a) Technical problems to be solved

[0007] To overcome the shortcomings of existing technologies, a kitchen waste oil-water separation device is proposed. This device addresses the problems of existing technologies, such as the lack of monitoring and protection measures for the oil-water separation storage tank, which easily leads to overflow of separated water or oil; the simple overflow structure of the oil-water separation system, which, when the water level is high, can easily cause incompletely separated oil and water to enter the oil storage tank due to the impact of incoming water, affecting the separation quality; and the reliance on manual handling and cleaning of the equipment for the discharge of residue, oil, and water, which requires stopping the operation of the equipment during cleaning, making it inconvenient.

[0008] (II) Technical Solution

[0009] This utility model is achieved through the following technical solution: This utility model proposes a kitchen waste oil-water separation device, the structure of which includes a body, a waste guide plate, a control panel, a spray structure, an oil gun, a separation box, a heating rod, an oil level sensor, an oil pump, a water pump, a first drain outlet, a second drain outlet, a water level sensor, a motor, spiral blades, a filter bucket, and an oil-water guide plate. The separation box is installed at the bottom of the body, the filter bucket is embedded in the top of the body, and one side of the bottom of the filter bucket is fixedly connected to the waste guide plate. The bottom of the filter bucket and the waste guide plate are both inclined surfaces that are raised towards the connection point. The bottom of the filter bucket is provided with a mesh for filtering. Spiral blades are installed at the bottom of the inner side of the filter bucket. The motor is used to drive the spiral blades to rotate. The spiral blades are used to lift the waste in the filter bucket to the waste guide plate. An oil-water guide plate is fixed at the bottom of the filter bucket. A spray structure is installed at the top of the filter bucket. The water pump is connected to the spray structure. The control panel is electrically connected to the heating rod, the oil level sensor, the oil pump, the water pump, the water level sensor, and the motor.

[0010] The separation tank is equipped with a sedimentation tank, an oil storage tank, an overflow baffle, a partition groove, and a reflux hole. The oil-water guide plate gradually slopes downward toward the sedimentation tank. Two overflow baffles are fixed inside the separation tank, and a partition groove is formed between the two overflow baffles. The sedimentation tank and the oil storage tank are formed between the two overflow baffles and the inside of the separation tank, respectively. A reflux hole is provided at the bottom of the overflow baffle adjacent to the sedimentation tank. The heating rod is assembled in the oil storage tank. The oil level sensor is used to detect the oil level in the oil storage tank. The oil pump is used to remove the oil stored in the oil storage tank. The oil pump is also connected to the oil gun. The first drain outlet is used to drain water when the sedimentation tank has a high water level. The second drain outlet is used to drain water when the sedimentation tank has a low water level. The water level sensor is used to monitor the water level in the sedimentation tank.

[0011] Furthermore, the mesh at the bottom of the filter bucket is strip-shaped.

[0012] Furthermore, it also includes a tray, a heating plate, casters, a main drain, and an electrically controlled valve. The tray is fixed inside the machine body to support the filter hopper during assembly. The heating plate is mounted on the side end face of the separation box. The casters are mounted on the bottom of the machine body. There are two main drains, which are used for rapid drainage during cleaning of the sedimentation tank and the oil storage tank, respectively. Electrically controlled valves are installed at the oil pump, water pump, first drain, second drain, and main drain. The heating plate and the electrically controlled valves are also electrically connected to the control panel.

[0013] Furthermore, the oil level sensor is also equipped with an alarm, which is used to sound an alarm when the oil level is too high.

[0014] Furthermore, it also includes a first extension pipe and a second extension pipe. One end of the first extension pipe is connected to the oil pump, and the other end of the first extension pipe is located in the oil storage tank from top to bottom and close to the bottom of the oil storage tank. The highest point of the first extension pipe is lower than the top of the overflow baffle. One end of the second extension pipe is connected to the first drain outlet, and the other end of the second extension pipe is located in the sedimentation tank from top to bottom and close to the bottom of the sedimentation tank. The highest point of the second extension pipe is lower than the highest water level set by the water level sensor.

[0015] Furthermore, the spray structure includes a spray head, a spray ring, spray holes, and annular grooves. The spray ring is assembled on the top of the filter hopper, and the spray ring has an annular groove inside, which is connected to the water pump. The bottom of the spray ring is evenly provided with spray holes that communicate with the annular grooves, and the top of the spray ring is fixed with a spray head.

[0016] Furthermore, the spray head is a faucet.

[0017] Furthermore, the separation box is also equipped with a floating matter filter box, which is used to filter floating matter overflowing from the sedimentation tank to the oil storage tank.

[0018] Furthermore, the overflow baffle of the adjacent sedimentation tank is higher than the overflow baffle of the adjacent oil storage tank. The floating matter filter box is installed in a drawer-type inlay between the two overflow baffles on the upper side. The floating matter filter box includes a first filter plate, an end plate, a second filter plate, a first bottom cover plate, an assembly shaft, and a second bottom cover plate. There are two end plates. The first filter plate and the second filter plate are fixed on both sides between the two end plates respectively. The bottom of the first filter plate and the second filter plate are both provided with inclined surfaces that slope upwards towards the opposite side. An assembly shaft is installed in the lower middle part between the two end plates. One end of the first bottom cover plate and the second bottom cover plate are both hinged to the assembly shaft. The first bottom cover plate is used to cover the empty groove between the assembly shaft and the bottom of the second filter plate from top to bottom. The second bottom cover plate is used to cover the empty groove between the assembly shaft and the bottom of the first filter plate from top to bottom. The top of the first filter plate after assembly is equal to or lower than the top of the overflow baffle of the adjacent sedimentation tank. The top of the second filter plate after assembly is flush with the top of the separation tank. The bottom of the second filter plate after assembly is lower than the top of the overflow baffle of the adjacent oil storage tank.

[0019] Furthermore, both the first bottom cover plate and the second bottom cover plate are floating plates.

[0020] (III) Beneficial Effects

[0021] One of the above technical solutions has the following advantages or beneficial effects:

[0022] The equipment features a filter bucket with a spiral lifting mechanism to automatically guide and discharge residues, and also filters out oil and water from the residues. A separation tank with double overflow baffles prevents incomplete separation of oil and water from entering the oil storage tank when the separated oil and water enter the sedimentation tank. The first overflow baffle blocks the impact of incoming water, ensuring that the separated oil and water doesn't enter the storage tank. Simultaneously, a return hole at the bottom of the first overflow baffle allows the water from the sedimentation tank to drain out with the sedimentation water, guaranteeing separation quality. The equipment monitors the storage level of the separated oil and water using water and oil level sensors, issuing an alarm when the level is too high for timely cleaning. For excessively high water levels, the equipment automatically drains water through dual drain outlets at different heights. For excessively high oil levels, an oil pump and oil gun can directly pump the oil to a designated location, eliminating the need for equipment shutdown, relocation, and cleaning. Attached Figure Description

[0023] Other features, objects, and advantages of this invention will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0024] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0025] Figure 2 This is a three-dimensional structural diagram of the box body after the front side panel has been removed.

[0026] Figure 3 This is a cross-sectional structural diagram of the front view of this utility model;

[0027] Figure 4 This utility model Figure 3 A magnified structural diagram of A in the middle;

[0028] Figure 5 This is a cross-sectional structural diagram of the separation box in Embodiment 5 of this utility model;

[0029] Figure 6 This is a cross-sectional structural diagram of the floating object filter box in Embodiment 5 of this utility model;

[0030] In the diagram: 1. Main body; 2. Residue guide plate; 3. Control panel; 4. Spray structure; 5. Oil gun; 6. Separation box; 7. Heating rod; 8. Oil level sensor; 9. Oil pump; 10. Water pump; 11. First drain outlet; 12. Second drain outlet; 13. Water level sensor; 14. Motor; 15. Spiral blades; 16. Filter hopper; 17. Oil-water guide plate; 18. Support plate; 19. Heating plate; 20. Casters; 21. Main drain outlet; 22. Electrically controlled valve; 23. First extension pipe; 24. Second extension pipe. Pipe-24, Spray head-401, Spray ring-402, Spray hole-403, Ring groove-404, Sedimentation tank-601, Oil storage tank-602, Overflow baffle-603, Divider groove-604, Return hole-605, Floating matter filter box-606, Warning device-801, First filter plate-60601, End plate-60602, Second filter plate-60603, First bottom cover plate-60604, Assembly shaft-60605 and Second bottom cover plate-60606. Detailed Implementation

[0031] The present invention will be further described in detail below with reference to the embodiments, but the implementation of the present invention is not limited thereto.

[0032] Example 1:

[0033] This utility model provides a kitchen waste oil-water separation device: its structure includes a body 1, a waste guide plate 2, a control panel 3, a spray structure 4, an oil gun 5, a separation box 6, a heating rod 7, an oil level sensor 8, an oil pump 9, a water pump 10, a first drain outlet 11, a second drain outlet 12, a water level sensor 13, a motor 14, spiral blades 15, a filter hopper 16, and an oil-water guide plate 17. The separation box 6 is installed at the bottom inner side of the body 1, and the filter hopper 16 is embedded in the top of the body 1. One side of the bottom of the filter hopper 16 is fixedly connected to the waste guide plate 2. The bottom of the filter hopper 16 and the waste guide plate are connected. Both 2 are inclined surfaces that are raised towards the connection. The bottom of the filter hopper 16 is provided with a mesh for filtering. The bottom inner side of the filter hopper 16 is equipped with a spiral blade 15. The motor 14 is used to drive the spiral blade 15 to rotate. The spiral blade 15 is used to lift the residue in the filter hopper 16 to the residue guide plate 2. The bottom of the filter hopper 16 is fixed with an oil-water guide plate 17. The top of the filter hopper 16 is equipped with a spray structure 4. The water pump 10 is connected to the spray structure 4. The control panel 3 is electrically connected to the heating rod 7, the oil level sensor 8, the oil pump 9, the water pump 10, the water level sensor 13, and the motor 14.

[0034] The separator 6 is internally equipped with a sedimentation tank 601, an oil storage tank 602, an overflow baffle 603, a separation groove 604, and a return hole 605. The oil-water guide plate 17 gradually slopes downward toward the sedimentation tank 601. Two overflow baffles 603 are fixed inside the separator 6, and a separation groove 604 is formed between the two overflow baffles 603. The sedimentation tank 601 and the oil storage tank 602 are formed between the two overflow baffles 603 and the interior of the separator 6, respectively. The side adjacent to the sedimentation tank 601... The overflow baffle 603 has a return hole 605 at the bottom. The heating rod 7 is installed in the oil storage tank 602. The oil level sensor 8 is used to detect the oil level in the oil storage tank 602. The oil pump 9 is used to remove the oil stored in the oil storage tank 602. The oil pump 9 is also connected to the oil gun 5. The first drain port 11 is used to drain water when the sedimentation tank 601 is at a high water level. The second drain port 12 is used to drain water when the sedimentation tank 601 is at a low water level. The water level sensor 13 is used to monitor the water level in the sedimentation tank 601.

[0035] The mesh at the bottom of the filter hopper 16 is strip-shaped.

[0036] The oil level sensor 8 is also equipped with an alarm 801, which is used to alarm when the oil level is too high.

[0037] When in use, kitchen waste is poured into the filter hopper 16 from the top. At this time, the equipment can be started through the control panel 3, which will cause the motor 14 to drive the spiral blades 15 to rotate. The waste will be moved towards the waste guide plate 2 by the spiral blades 15. Due to the inclination of the filter hopper 16 and the filter holes at the bottom, the oil and water in the waste will be filtered out and enter the oil and water guide plate 17 at the bottom of the filter hopper 16, while the waste separated from the oil and water will enter the waste guide plate 2 and be discharged.

[0038] After the oil and water enter the oil-water guide plate 17, they will enter the sedimentation tank 601 by tilting the oil-water guide plate 17. At this time, the oil and water in the sedimentation tank 601 will be separated by sedimentation due to their characteristics. The oil will float on the water surface. After the oil and water have settled to a certain height, the oil will enter the partition tank 604 area through the first overflow baffle 603. Since the bottom of the partition tank 604 is connected to the sedimentation tank 601 through the return hole 605, the partition tank 604 will also be in a state of oil above and water below. After the oil in the partition tank 604 reaches a certain height, the oil will enter the oil storage tank 602 for storage through the second overflow baffle 603.

[0039] Before, during, or after separation, the equipment can activate the spray structure 4 to flush and clean the filter hopper 16 of the equipment, which will also flush and clean the oil and water guide plate 17 and the spiral blades 15 of the equipment, preventing the residue of kitchen waste and oil and water from adhering and ensuring the cleanliness of the equipment.

[0040] The water ingress into the sedimentation tank 601 is blocked by the first overflow baffle 603, so that any incompletely separated oil and water will be impacted and pass over the first overflow baffle 603, and will only enter the separation tank 604 to settle, which can greatly reduce the situation of water entering the oil storage tank 602 and ensure the separation quality.

[0041] Furthermore, the equipment is equipped with an oil level sensor 8 and a water level sensor 13 to monitor the oil and water levels, which can prevent the equipment from being unaware of excessively high oil and water levels. With a first drain port 11 and a second drain port 12 with different height settings, when the water level is too high, the higher first drain port 11 can be used to automatically drain the water. When a full drain is required, the lower second drain port 12 can be opened to drain the sedimentation tank 601. When the oil level is too high, the oil pump 9 can be started and the oil gun 5 can be turned on to pump the oil in the oil storage tank 602 to a designated location. When the temperature is low and the oil is prone to condensation, the equipment can also start the heating rod 7 to dissolve the stored oil, eliminating the need for equipment shutdown, relocation, and cleaning.

[0042] Example 2:

[0043] Compared to the aforementioned embodiments, this embodiment further includes a support plate 18, a heating plate 19, casters 20, a main drain 21, and an electrically controlled valve 22. The support plate 18 is fixed inside the machine body 1 to support the filter hopper 16 during assembly. The heating plate 19 is mounted on the side end face of the separation box 6. The casters 20 are mounted on the bottom of the machine body 1. Two main drains 21 are provided, which are used for rapid drainage during cleaning of the sedimentation tank 601 and the oil storage tank 602, respectively. The oil pump 9 and the water pump 1... 0. The first drain outlet 11, the second drain outlet 12 and the main drain outlet 21 are all equipped with an electric control valve 22. The heating plate 19 and the electric control valve 22 are also electrically connected to the control panel 3. When in use, the heating plate 19 can heat and degrease the entire separation box 6 of the equipment, which is convenient for cleaning the separation box 6. At the same time, the design of the main drain outlet 21 makes it faster and more convenient to drain the sewage when the equipment needs to be cleaned. The setting of the electric control valve 22 enables the equipment to achieve more intelligent control. The rest of the structure and effect remain unchanged.

[0044] Example 3:

[0045] Compared to the previous embodiment, this embodiment further includes a first extension pipe 23 and a second extension pipe 24. One end of the first extension pipe 23 is connected to the oil pump 9, and the other end of the first extension pipe 23 is disposed from top to bottom in the oil storage tank 602 and close to the bottom of the oil storage tank 602. The highest point of the first extension pipe 23 is lower than the top of the overflow baffle 603. One end of the second extension pipe 24 is connected to the first drain outlet 11, and the other end of the second extension pipe 24 is disposed from top to bottom in the sedimentation tank 601 and close to the bottom of the sedimentation tank 601. The highest point of the second extension pipe 24 is lower than the highest water level set by the water level sensor 13, so that the first drain outlet 11 of the device can be in the open state. When the water level is higher than the height of the second extension pipe 24, the water will be automatically discharged from the first drain outlet 11, and the oil in the sedimentation tank 601 will not be automatically discharged, thus better preventing water overflow. The rest of the structure and effect remain unchanged.

[0046] Example 4:

[0047] Compared to the previous embodiments, the spray structure 4 in this embodiment includes a spray head 401, a spray ring 402, spray holes 403, and annular grooves 404. The spray ring 402 is assembled on the top of the filter hopper 16. The spray ring 402 has an annular groove 404 inside, which is connected to the water pump 10. The bottom of the spray ring 402 is evenly provided with spray holes 403 that communicate with the annular grooves 404. The spray head 401 is fixed on the top of the spray ring 402.

[0048] The spray head 401 is a faucet.

[0049] In use, the spray holes 403 of the spray ring 402 can rinse the four sides inside the filter hopper 16, while the spray head 401 can selectively control the rinsing, such as rinsing the spiral blades 15 or a certain part of the filter hopper 16, which can better ensure the cleanliness, while the rest of the structure and effect remain unchanged.

[0050] Example 5:

[0051] Compared to the previous embodiments, the separation box 6 in this embodiment is further provided with a floating matter filter box 606, which is used to filter the floating matter that overflows from the sedimentation tank 601 to the oil storage tank 602.

[0052] The overflow baffle 603 adjacent to the sedimentation tank 601 is higher than the overflow baffle 603 adjacent to the oil storage tank 602. The floating matter filter box 606 is fitted in a drawer-like manner between the two overflow baffles 603 on the upper side. The floating matter filter box 606 includes a first filter plate 60601, an end plate 60602, a second filter plate 60603, a first bottom cover plate 60604, an assembly shaft 60605, and a second bottom cover plate 60606. There are two end plates 60602. The first filter plate 60601 and the second filter plate 60603 are fixed on both sides between the two end plates 60602 respectively. The bottom of the first filter plate 60601 and the second filter plate 60603 are both provided with inclined surfaces that slope upwards towards the opposite side. An assembly shaft 60605 is installed in the lower part of the middle section. One end of the first bottom cover plate 60604 and the second bottom cover plate 60606 are both hinged to the assembly shaft 60605. The first bottom cover plate 60604 is used to cover the empty groove between the assembly shaft 60605 and the bottom of the second filter plate 60603 from top to bottom. The second bottom cover plate 60606 is used to cover the empty groove between the assembly shaft 60605 and the bottom of the first filter plate 60601 from top to bottom. The top of the first filter plate 60601 after assembly is equal to or lower than the top of the overflow baffle 603 of the adjacent sedimentation tank 601. The top of the second filter plate 60603 after assembly is flush with the top of the separation box 6. The bottom of the second filter plate 60603 after assembly is lower than the top of the overflow baffle 603 of the adjacent oil storage tank 602.

[0053] Both the first bottom cover plate 60604 and the second bottom cover plate 60606 are floating plates.

[0054] When using the existing technology, small kitchen waste residues, as well as residues that are squeezed and cut smaller by the spiral blades 15, can easily pass through the filter holes of the filter bucket 16 and enter the sedimentation tank 601. Furthermore, because the residues are small and easily float, they can easily enter the oil storage tank 602, causing inconvenience.

[0055] In use, the height difference between the two overflow baffles 603 causes the oil in the sedimentation tank 601 to overflow into the floating matter filter box 606. After being filtered by the second filter plate 60603 of the floating matter filter box 606, it overflows again. Simultaneously, the floating matter overflowing into the floating matter filter box 606 will not flow back into the sedimentation tank 601. Meanwhile, the oil in the separating tank 604 overflows from the bottom of the first filter plate 60601 and the second filter plate 60603 into the floating matter filter box 606. If floating matter is present, it will be blocked by the bottom of the first filter plate 60601, the second filter plate 60603, the first bottom cover plate 60604, and the second bottom cover plate 60606. Due to the float plate structure design, the first bottom cover plate 60604 and the second bottom cover plate 60606 will... The filter rises along the assembly shaft 60605 under buoyancy. Combined with the design of the inclined bottoms of the first filter plate 60601 and the second filter plate 60603, the floating matter in the separation groove 604 will also enter the floating matter filter box 606. When it is necessary to clean the floating matter filter box 606, only part of the water in the sedimentation tank 601 and part of the oil in the oil storage tank 602 need to be drained to prevent backflow to the floating matter filter box 606. At this time, due to the drop in water level, the first bottom cover plate 60604 and the second bottom cover plate 60606 will close the bottom of the floating matter filter box 606, so that the floating matter stays in the floating matter filter box 606. Then, the floating matter filter box 606 can be pulled out through the drawer-type structure. It is convenient and quick, and can prevent the inconvenience caused by floating residue entering the oil storage tank 602, further ensuring the separation quality. The rest of the structure and effect remain unchanged.

[0056] In the description of this utility model, it should be noted that the terms "upper", "lower", "left", "right", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0057] The control method of this utility model is to control the device by manually starting and stopping the switch. The wiring diagram of the power element and the supply of power are common knowledge in the field. Since this utility model is mainly used to protect mechanical devices, the control method and wiring layout will not be explained in detail.

[0058] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. It will be apparent to those skilled in the art that this utility model is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or basic characteristics of this utility model. Therefore, the embodiments should be considered exemplary and non-limiting in all respects. The scope of this utility model is defined by the appended claims rather than the foregoing description, and thus all variations falling within the meaning and scope of equivalents of the claims are intended to be included within this utility model. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0059] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A kitchen waste oil-water separation device, characterized in that: The system includes a body (1), a residue guide plate (2), a control panel (3), a spray structure (4), an oil gun (5), a separation box (6), a heating rod (7), an oil level sensor (8), an oil pump (9), a water pump (10), a first drain outlet (11), a second drain outlet (12), a water level sensor (13), a motor (14), spiral blades (15), a filter hopper (16), and an oil-water guide plate (17). The separation box (6) is installed on the bottom inner side of the body (1). The filter hopper (16) is embedded in the top of the body (1). One side of the bottom of the filter hopper (16) is fixedly connected to the residue guide plate (2). The bottom of the filter hopper (16) and the residue guide plate (2) are both inclined towards the connection point. The inclined surface of the inclined lifting, the bottom of the filter bucket (16) is provided with a mesh for filtering, the bottom of the inner side of the filter bucket (16) is equipped with a spiral blade (15), the motor (14) is used to drive the spiral blade (15) to rotate, the spiral blade (15) is used to lift the residue in the filter bucket (16) to the residue guide plate (2), the bottom of the filter bucket (16) is fixed with an oil-water guide plate (17), the top of the filter bucket (16) is equipped with a spray structure (4), the water pump (10) is connected to the spray structure (4), and the control panel (3) is electrically connected to the heating rod (7), the oil level sensor (8), the oil pump (9), the water pump (10), the water level sensor (13) and the motor (14); The separator (6) is equipped with a sedimentation tank (601), an oil storage tank (602), an overflow baffle (603), a separation groove (604), and a return hole (605). Two overflow baffles (603) are fixed inside the separator (6). The oil-water guide plate (17) gradually slopes downward toward the sedimentation tank (601). A separation groove (604) is formed between the two overflow baffles (603). The sedimentation tank (601) and the oil storage tank (602) are formed between the two overflow baffles (603) and the interior of the separator (6), respectively. The sedimentation tank (601) is adjacent to the sedimentation tank (601). The overflow baffle (603) on the side is provided with a return hole (605) at the bottom. The heating rod (7) is installed in the oil storage tank (602). The oil level sensor (8) is used to detect the oil level in the oil storage tank (602). The oil pump (9) is used to remove the oil stored in the oil storage tank (602). The oil pump (9) is also connected to the oil gun (5). The first drain port (11) is used to drain the sedimentation tank (601) when the water level is high. The second drain port (12) is used to drain the sedimentation tank (601) when the water level is low. The water level sensor (13) is used to monitor the water level in the sedimentation tank (601).

2. The kitchen waste oil-water separation device according to claim 1, characterized in that: The mesh at the bottom of the filter bucket (16) is strip-shaped.

3. The kitchen waste oil-water separation device according to claim 1, characterized in that: It also includes a tray (18), a heating plate (19), casters (20), a main drain (21), and an electric control valve (22). The tray (18) is fixed inside the machine body (1) for supporting the filter hopper (16) during assembly. The heating plate (19) is mounted on the side end face of the separation box (6). The casters (20) are mounted on the bottom of the machine body (1). There are two main drains (21). The two main drains (21) are used for rapid sewage discharge during the cleaning of the sedimentation tank (601) and the oil storage tank (602), respectively. The oil pump (9), water pump (10), first drain (11), second drain (12), and main drain (21) are all equipped with electric control valves (22). The heating plate (19) and the electric control valves (22) are also electrically connected to the control panel (3).

4. A kitchen waste oil-water separation device according to claim 1 or 3, characterized in that: The oil level sensor (8) is also equipped with an alarm (801), which is used to alarm when the oil level is too high.

5. A kitchen waste oil-water separation device according to claim 1 or 3, characterized in that: It also includes a first extension pipe (23) and a second extension pipe (24). One end of the first extension pipe (23) is connected to the oil pump (9), and the other end of the first extension pipe (23) is located in the oil storage tank (602) from top to bottom and close to the bottom of the oil storage tank (602). The highest point of the first extension pipe (23) is lower than the top of the overflow baffle (603). One end of the second extension pipe (24) is connected to the first drain outlet (11), and the other end of the second extension pipe (24) is located in the sedimentation tank (601) from top to bottom and close to the bottom of the sedimentation tank (601). The highest point of the second extension pipe (24) is lower than the highest water level set by the water level sensor (13).

6. The kitchen waste oil-water separation device according to claim 1, characterized in that: The spray structure (4) includes a spray head (401), a spray ring (402), spray holes (403), and annular grooves (404). The spray ring (402) is mounted on the top of the filter hopper (16). Annular grooves (404) are provided inside the spray ring (402). The annular grooves (404) are connected to the water pump (10). Spray holes (403) communicating with the annular grooves (404) are evenly provided at the bottom of the spray ring (402). The spray head (401) is fixed on the top of the spray ring (402).

7. The kitchen waste oil-water separation device according to claim 6, characterized in that: The spray head (401) is a faucet.

8. A kitchen waste oil-water separation device according to claim 1, 3, or 6, characterized in that: The separation box (6) is also equipped with a floating matter filter box (606), which is used to filter the floating matter that overflows from the sedimentation tank (601) to the oil storage tank (602).

9. The kitchen waste oil-water separation device according to claim 8, characterized in that: The overflow baffle (603) adjacent to the sedimentation tank (601) is higher than the overflow baffle (603) adjacent to the oil storage tank (602). The floating matter filter box (606) is installed in a drawer-like manner between the two overflow baffles (603) on the upper side. The floating matter filter box (606) includes a first filter plate (60601), an end plate (60602), a second filter plate (60603), a first bottom cover plate (60604), an assembly shaft (60605), and a second bottom cover plate (60606). There are two end plates (60602). The first filter plate (60601) and the second filter plate (60603) are fixed on both sides between the two end plates (60602). The bottom of the first filter plate (60601) and the second filter plate (60603) are both provided with inclined surfaces that slope upwards towards the opposite side. The two end plates (60602) are... An assembly shaft (60605) is installed in the lower middle part of the middle section. One end of the first bottom cover plate (60604) and the second bottom cover plate (60606) are both hinged to the assembly shaft (60605). The first bottom cover plate (60604) is used to cover the empty groove between the assembly shaft (60605) and the bottom of the second filter plate (60603) from top to bottom. The second bottom cover plate (60606) is used to cover the empty groove between the assembly shaft (60605) and the bottom of the first filter plate (60601) from top to bottom. The top of the first filter plate (60601) after assembly is equal to or lower than the top of the overflow baffle (603) of the adjacent sedimentation tank (601). The top of the second filter plate (60603) after assembly is flush with the top of the separation box (6). The bottom of the second filter plate (60603) after assembly is lower than the top of the overflow baffle (603) of the adjacent oil storage tank (602).

10. The kitchen waste oil-water separation device according to claim 9, characterized in that: Both the first bottom cover plate (60604) and the second bottom cover plate (60606) are floating plates.