A filtering device for mixed oil of kitchen waste

By designing a filtration device for mixed oil in kitchen waste, and utilizing a combination structure of separation tank and sedimentation chamber, as well as a PP oil-water separation membrane, the problem of sewer blockage and resource waste caused by the coagulation of grease and food residue in kitchen waste was solved, achieving efficient oil-water separation and effective resource utilization.

CN224485043UActive Publication Date: 2026-07-14ZHENGZHOU HUANRUI GREASE UTILIZATION

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHENGZHOU HUANRUI GREASE UTILIZATION
Filing Date
2025-08-11
Publication Date
2026-07-14

AI Technical Summary

Technical Problem

Existing food waste contains grease and food scraps that easily coagulate into lumps, causing sewer blockages and increasing maintenance costs. At the same time, the failure to collect the mixed waste oil results in resource waste and increased pressure on sewage treatment plants.

Method used

A filtration device for mixed oil from kitchen waste was designed, including a separation tank, a sedimentation chamber, and a separation chamber. The device uses a filter screen and a PP oil-water separation membrane to separate the mixed waste oil and water. The height of the suction pipe is adjusted by a traction mechanism to achieve oil-water separation, and the waste oil is collected by an oil suction pump.

Benefits of technology

It improves oil-water separation efficiency, reduces the risk of sewer blockage, achieves effective resource utilization, reduces the operating pressure on sewage treatment plants, and enhances the treatment efficiency of municipal pipe networks.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224485043U_ABST
    Figure CN224485043U_ABST
Patent Text Reader

Abstract

The utility model belongs to the field of kitchen waste treatment, specifically is a kind of kitchen waste mixed oil filter device, including separation tank, separation tank is provided with collection chamber and sedimentation chamber and separation chamber, separation tank is equipped with inverted L type support frame, inverted L type support frame is equipped with conveying cylinder, conveying cylinder is provided with separation hole, conveying cylinder is equipped with deslag pipe, collection chamber is equipped with filter screen, separation chamber is equipped with mounting pipe, mounting pipe is equipped with threaded sleeve, threaded sleeve is equipped with PP oil-water separation membrane, separation tank is equipped with bearing plate, bearing plate is equipped with oil suction pump, oil suction pump is equipped with oil suction hose and oil discharge pipe, oil suction hose is equipped with inverted L type oil suction hard pipe, the above-mentioned kitchen waste mixed oil filter device is equipped with PP oil-water separation membrane and inverted L type oil suction hard pipe Cooperation has solved the problem that oil and water in existing kitchen waste are not separated, mixed waste oil is not collected, resource waste is caused, and the operation pressure of sewage treatment plant is increased.
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Description

Technical Field

[0001] This utility model relates to the field of kitchen waste treatment, specifically a filter device for mixing kitchen waste with oil. Background Technology

[0002] Kitchen waste refers to the waste generated in daily life, food processing, catering services, and unit catering activities. It includes discarded vegetable leaves, leftover food, fruit peels, eggshells, tea dregs, bones (chicken bones, fish bones, etc.), etc. Its main sources are family kitchens, restaurants, hotels, canteens, markets, and other industries related to food processing.

[0003] Existing kitchen waste contains extremely high levels of moisture and organic matter, making it prone to rotting and producing foul odors. However, the current collection of kitchen waste also presents the following problems:

[0004] The grease and food scraps in existing food waste easily coagulate into lumps, causing sewer blockages. These blockages lead to business interruptions and increased maintenance costs. At the same time, the mixed waste oil in food waste can be used as biological raw materials, and the failure to collect it results in resource waste, increases the operating pressure on sewage treatment plants, and reduces the treatment efficiency of municipal pipe networks. Therefore, it is necessary to develop a filtration device for mixed oil in food waste for use in the existing food waste treatment field. Utility Model Content

[0005] To address the shortcomings of existing technologies, the grease and food residue in food waste easily coagulate into lumps, leading to sewer blockages. These blockages cause business interruptions and increased maintenance costs. Furthermore, the mixed waste oil in food waste can be used as biological raw materials, and the failure to collect it results in resource waste, increases the operational pressure on sewage treatment plants, and reduces the treatment efficiency of municipal pipe networks. This utility model proposes a filtration device for mixed oil in food waste.

[0006] The technical solution adopted by this utility model to solve its technical problem is: a filter device for mixing oil from kitchen waste, comprising:

[0007] The separation tank includes a collection chamber, a sedimentation chamber, and a separation chamber located between them. Symmetrically fixed inverted L-shaped support frames are mounted on both sides of the collection chamber. A conveying cylinder is fixedly mounted between the two inverted L-shaped support frames. The bottom of the conveying cylinder has a separation hole communicating with the interior of the conveying cylinder and is located above the collection chamber. A slag discharge pipe is fixedly mounted at the bottom of the conveying cylinder and is located on one side of the separation tank. The inner wall of the collection chamber... A filter screen is fixedly installed at the bottom. The collection chamber is connected to the sedimentation chamber through the filter screen. Multiple installation pipes are fixedly installed on the inner wall of the separation chamber. The sedimentation chamber is connected to the installation pipes. One end of each installation pipe is threaded with a threaded sleeve. A PP oil-water separation membrane is fixedly installed on each threaded sleeve. A support plate is fixedly installed on the separation tank. An oil suction pump is fixedly installed on the support plate. An oil suction hose is fixedly installed on the oil suction pump. One end of the oil suction hose is fixedly installed with an inverted L-shaped oil suction hard pipe. One end of the inverted L-shaped oil suction hard pipe is located in the sedimentation chamber. An oil discharge pipe is fixedly installed on the oil suction pump.

[0008] The traction mechanism includes a fixed block, and fastening bolts are threaded onto the fixed block and the separation tank. The fixed block is located on one side of the sedimentation chamber. Vertical rods are symmetrically fixed on the fixed block. Limiting blocks are fixedly mounted on the top of the two vertical rods. Adjusting blocks are movably mounted on the two vertical rods. The adjusting blocks are fixedly assembled with the inverted L-shaped oil suction pipe.

[0009] Preferably, the adjusting block has a rotating cavity inside, and a threaded rod is threaded onto the limiting block, with a rotating rod fixedly mounted at one end of the threaded rod.

[0010] Preferably, one end of the rotating rod extends movably into the rotating cavity, and a rotating disk is fixedly mounted on one end of the rotating rod, with the rotating disk movably assembled with the rotating cavity. A handwheel is fixedly mounted on the other end of the threaded rod.

[0011] Preferably, a connecting pipe is fixedly mounted on the conveying cylinder, and a feed funnel is fixedly mounted on the top of the connecting pipe. The feed funnel and the slag discharge pipe are respectively close to the two ends of the conveying cylinder. An operating motor is fixedly mounted on the end face of the conveying cylinder, and a conveying rod is fixedly mounted on the output end of the operating motor. The conveying rod movably penetrates into the interior of the conveying cylinder, and a threaded conveying blade is fixedly mounted on the conveying rod. The threaded conveying blade is located inside the conveying cylinder.

[0012] Preferably, a controller is fixedly mounted on the surface of the separation tank, a first connecting wire is fixedly mounted on the controller, one end of the first connecting wire is fixedly mounted to the operating motor, a second connecting wire is fixedly mounted on the controller, one end of the second connecting wire is fixedly mounted to the oil suction pump, and a third connecting wire is fixedly mounted on the controller, one end of the third connecting wire is fixedly mounted with a plug.

[0013] Preferably, the sides of the separation tank are symmetrically fixedly equipped with assembly blocks, each assembly block is provided with a T-shaped slot, and each T-shaped slot is fitted with a T-shaped block. A collection bucket is fixedly assembled between two T-shaped blocks, and the collection bucket is located below the slag discharge pipe.

[0014] Preferably, a drain pipe is fixedly installed on the separation tank, the drain pipe is connected to the collection chamber, and a drain valve is installed on the drain pipe.

[0015] Preferably, a drain pipe is fixedly installed on the separation tank, the drain pipe is connected to the separation chamber, and a drain valve is installed on the drain pipe.

[0016] The advantages of this utility model are:

[0017] This invention utilizes a conveyor system where kitchen waste moves within a conveyor cylinder. Mixed waste oil, water, and small particulate impurities from the waste fall into a collection chamber through a separation hole. A filter screen retains the impurities in the collection chamber, while the mixed waste oil and water enter a sedimentation chamber. The mixed waste oil floats on the surface of the water and is collected in the sedimentation chamber by a threaded PP oil-water separation membrane. Water enters the separation chamber for collection. Based on the suspension height of the mixed waste oil, an adjusting block drives the inverted L-shaped suction pipe on the vertical rod to adjust its height. The suction pump is then activated, allowing the inverted L-shaped suction pipe on the suction hose to draw out the suspended mixed waste oil, which is then discharged through the drain pipe. This improves the separation effect between water and mixed waste oil, facilitates collection, enables effective resource utilization, reduces the operating pressure on sewage treatment plants, and enhances the treatment efficiency of municipal pipe networks. Attached Figure Description

[0018] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 This is a schematic diagram of the assembly structure of the filter device and traction mechanism for mixing kitchen waste and oil according to this utility model.

[0020] Figure 2 This is a schematic diagram of the structure of the filter device for mixing kitchen waste and oil according to the present invention;

[0021] Figure 3 This is a cross-sectional structural diagram of the filter device for mixing kitchen waste and oil according to the present invention;

[0022] Figure 4 This is a schematic diagram of the traction mechanism structure of this utility model;

[0023] Figure 5 This is a cross-sectional structural diagram of the traction mechanism of this utility model.

[0024] In the picture:

[0025] 10. Separation tank; 11. Collection chamber; 12. Sedimentation chamber; 13. Separation chamber;

[0026] 20. Inverted L-shaped support frame; 21. Conveying cylinder; 22. Connecting pipe; 23. Feed hopper;

[0027] 30. Slag discharge pipe; 31. Operating motor; 32. Support plate; 33. Oil suction pump;

[0028] 40. Oil suction hose; 41. Inverted L-shaped rigid oil suction pipe; 42. Oil drain pipe; 43. Controller;

[0029] 50. First connecting wire; 51. Second connecting wire; 52. Third connecting wire; 53. Plug;

[0030] 60. Sewage pipe; 61. Sewage valve; 62. Drainage pipe; 63. Drainage valve;

[0031] 70. PP oil-water separator; 71. Assembly block; 72. T-slot; 73. Collection bucket;

[0032] 80. T-shaped clamp; 81. Filter screen; 82. Mounting tube; 83. Threaded sleeve;

[0033] 90. Traction mechanism; 9000. Fixing block; 9001. Vertical rod; 9002. Limiting block; 9003. Adjusting block; 9004. Threaded rod; 9005. Handwheel; 9006. Rotating cavity; 9007. Rotating rod; 9008. Rotating disc;

[0034] 91. Fastening bolt; 92. Conveying rod; 93. Threaded conveying blade; 94. Separation hole. Detailed Implementation

[0035] 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 scope of protection of the present utility model.

[0036] The following is in conjunction with the appendix Figure 1-5 This application will be described in further detail.

[0037] This application discloses a filter device for mixing oil from kitchen waste. (Refer to...) Figure 1 and Figure 3 as well as Figure 4 A filtration device for mixed oil from kitchen waste includes a separation tank 10, a collection chamber 11, a sedimentation chamber 12, and a separation chamber 13. The sedimentation chamber 12 is located between the collection chamber 11 and the separation chamber 13. Inverted L-shaped support frames 20 are symmetrically fixedly mounted on the separation tank 10, located on both sides of the collection chamber 11. A conveying cylinder 21 is fixedly mounted between the two inverted L-shaped support frames 20. A separation hole 94 communicating with the interior of the conveying cylinder 21 is provided at the bottom, and the separation hole 94 is located above the collection chamber 11. A slag discharge pipe 30 is fixedly installed at the bottom of the conveying cylinder 21, and the slag discharge pipe 30 is located on one side of the separation tank 10. A filter screen 81 is fixedly installed on the lower part of the inner wall of the collection chamber 11, and the collection chamber 11 is connected to the sedimentation chamber 12 through the filter screen 81. Multiple installation pipes 82 are fixedly installed on the inner wall of the separation chamber 13, and the sedimentation chamber 12 is connected to the installation pipes 82. One end of each of the 82 is threaded with a threaded sleeve 83, and a PP oil-water separation membrane 70 is fixedly mounted on each of the threaded sleeves 83. A support plate 32 is fixedly mounted on the separation tank 10, and an oil suction pump 33 is fixedly mounted on the support plate 32. An oil suction hose 40 is fixedly mounted on the oil suction pump 33, and an inverted L-shaped oil suction pipe 41 is fixedly mounted on one end of the oil suction hose 40. One end of the inverted L-shaped oil suction pipe 41 is located in the sedimentation chamber 12. An oil discharge pipe 42 is fixedly mounted on the oil suction pump 33. The separation tank 10 is equipped with... Equipped with a traction mechanism 90, the traction mechanism 90 includes a fixed block 9000, and fastening bolts 91 are threaded onto the fixed block 9000 and the separation tank 10. The fixed block 9000 is located on one side of the sedimentation chamber 12. Vertical rods 9001 are symmetrically fixedly mounted on the fixed block 9000. Limiting blocks 9002 are fixedly mounted on the top of the two vertical rods 9001. Adjusting blocks 9003 are movably mounted on the two vertical rods 9001. The adjusting blocks 9003 are fixedly mounted with the inverted L-shaped oil suction pipe 41.

[0038] In this invention, kitchen waste moves inside the conveying cylinder 21. The mixed waste oil, water, and small particulate impurities in the kitchen waste fall into the collection chamber 11 through the separation hole 94. Under the action of the filter screen 81, the impurities are retained in the collection chamber 11, while the mixed waste oil and water enter the sedimentation chamber 12. The mixed waste oil is suspended on the surface of the water. Under the action of the PP oil-water separation membrane 70 of the threaded sleeve 83, the mixed waste oil is collected in the sedimentation chamber 12, and the water enters the separation chamber 13 for collection. According to the suspension height of the mixed waste oil, the adjusting block 9003 drives the inverted L-shaped oil suction pipe 41 to adjust its height on the vertical rod 9001, and starts the oil suction pump 33. This allows the inverted L-shaped oil suction pipe 41 on the oil suction hose 40 to suck out the suspended mixed waste oil, which is then discharged through the oil discharge pipe 42. This improves the separation effect of water and mixed waste oil, facilitates collection, enables effective utilization of resources, reduces the operating pressure of sewage treatment plants, and improves the treatment efficiency of municipal pipe networks.

[0039] Reference Figure 4 and Figure 5 The adjusting block 9003 has a rotating cavity 9006 inside. A threaded rod 9004 is threaded onto the limiting block 9002. A rotating rod 9007 is fixedly mounted on one end of the threaded rod 9004. One end of the rotating rod 9007 is movably inserted into the rotating cavity 9006. A rotating disk 9008 that rotates in the rotating cavity 9006 is fixedly mounted on one end of the rotating rod 9007. A handwheel 9005 is fixedly mounted on the other end of the threaded rod 9004.

[0040] In this invention, manually turning the handwheel 9005 causes the threaded rod 9004 to rotate and move on the limiting block 9002, allowing the rotating disk 9008 on the rotating rod 9007 to rotate on the rotating cavity 9006. The adjusting block 9003 drives the inverted L-shaped oil suction pipe 41 to move on the two vertical rods 9001, facilitating the height adjustment of the inverted L-shaped oil suction pipe 41.

[0041] Reference Figures 1-3A connecting pipe 22 is fixedly mounted on the conveying cylinder 21. A feed funnel 23 is fixedly mounted on the top of the connecting pipe 22. The feed funnel 23 and the slag discharge pipe 30 are respectively close to both ends of the conveying cylinder 21. An operating motor 31 is fixedly mounted on the end face of the conveying cylinder 21. A conveying rod 92 is fixedly mounted on the output end of the operating motor 31. The conveying rod 92 extends movably into the interior of the conveying cylinder 21, and a threaded conveying blade 93 located inside the conveying cylinder 21 is fixedly mounted on the conveying rod 92. A controller 43 is fixedly mounted on the surface of the separation tank 10. A first connecting line 50 is fixedly mounted on the controller 43. One end of the first connecting line 50 is fixedly mounted to the operating motor 31. A second connecting line 51 is fixedly mounted on the controller 43. One end of the wiring 51 is fixedly assembled with the oil suction pump 33. A third connecting line 52 is fixedly assembled on the controller 43. A plug 53 is fixedly assembled at one end of the third connecting line 52. Assembly blocks 71 are symmetrically fixedly assembled on the side of the separation tank 10. Each assembly block 71 is provided with a T-shaped slot 72. A T-shaped block 80 is snapped into each T-shaped slot 72. A collection bucket 73 is fixedly assembled between two T-shaped blocks 80. The collection bucket 73 is located below the slag discharge pipe 30. A sewage pipe 60 connected to the collection chamber 11 is fixedly assembled on the separation tank 10. A sewage valve 61 is assembled on the sewage pipe 60. A drain pipe 62 connected to the separation chamber 13 is fixedly assembled on the separation tank 10. A drain valve 63 is assembled on the drain pipe 62.

[0042] In this invention, kitchen waste is poured into the feeding funnel 23 and then enters the conveying cylinder 21 through the connecting pipe 22. The plug 53 is connected to the socket, and the controller 43 controls the operation of the operating motor 31 and the oil suction pump 33. The operating motor 31 drives the threaded conveying blades 93 on the conveying rod 92 to rotate, causing the kitchen waste to move towards the slag discharge pipe 30. After the oil and water are separated from the separation hole 94, the kitchen waste falls into the collection bucket 73 through the slag discharge pipe 30 for collection, facilitating the processing of the kitchen waste on the collection bucket 73. The drain valve 61 is opened, and impurities can be discharged through the drain pipe 60. The drain valve 63 is opened, and water is discharged through the drain pipe 62.

[0043] Working principle: Kitchen waste is poured into the feeding funnel 23 and enters the conveying cylinder 21 through the connecting pipe 22. The plug 53 is connected to the socket. The controller 43 controls the operation of the operating motor 31 and the oil suction pump 33. The operating motor 31 drives the threaded conveying blades 93 on the conveying rod 92 to rotate, causing the kitchen waste to move towards the slag discharge pipe 30. After the oil and water are separated from the separation hole 94, the kitchen waste falls into the collection bucket 73 through the slag discharge pipe 30 for collection. This facilitates the processing of the kitchen waste in the collection bucket 73. Under the action of the filter screen 81, impurities are retained in the collection chamber 11. The mixed waste oil and water enter the sedimentation chamber 12. The mixed waste oil is suspended on the surface of the water. Under the action of the PP oil-water separation membrane 70 of the threaded sleeve 83, The mixed waste oil is collected in the sedimentation chamber 12, and the water is collected in the separation chamber 13. According to the suspension height of the mixed waste oil, the handwheel 9005 is manually turned, causing the threaded rod 9004 to rotate on the limit block 9002, so that the rotating disk 9008 on the rotating rod 9007 rotates on the rotating chamber 9006. The adjusting block 9003 drives the inverted L-shaped oil suction pipe 41 to move on the two vertical rods 9001, which facilitates the height adjustment of the inverted L-shaped oil suction pipe 41. The oil suction pump 33 is started, so that the inverted L-shaped oil suction pipe 41 on the oil suction hose 40 can suck out the suspended mixed waste oil, and then discharge it through the oil discharge pipe 42. This improves the separation effect of water and mixed waste oil, helps collection, enables effective utilization of resources, reduces the operating pressure of sewage treatment plants, and improves the treatment efficiency of municipal pipe networks.

[0044] 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 claimed utility model.

Claims

1. A filter device for mixing cooking waste with oil, characterized in that: include: A separation tank (10) is provided with a collection chamber (11), a sedimentation chamber (12), and a separation chamber (13). A pair of inverted L-shaped support frames (20) are symmetrically fixedly mounted on the separation tank (10). A conveying cylinder (21) is fixedly mounted between the two inverted L-shaped support frames (20). A separation hole (94) is provided at the bottom of the conveying cylinder (21). A slag discharge pipe (30) is fixedly mounted at the bottom of the conveying cylinder (21). A filter screen (81) is fixedly mounted on the lower part of the inner wall of the collection chamber (11). The inner wall of the separation chamber (13) is... The wall is fixedly equipped with multiple installation pipes (82), the sedimentation chamber (12) is connected to the installation pipes (82), one end of each installation pipe (82) is threaded with a threaded sleeve (83), each threaded sleeve (83) is fixedly equipped with a PP oil-water separation membrane (70), the separation tank (10) is fixedly equipped with a support plate (32), the support plate (32) is fixedly equipped with an oil suction pump (33), the oil suction pump (33) is fixedly equipped with an oil suction hose (40), one end of the oil suction hose (40) is fixedly equipped with an inverted L-shaped oil suction hard pipe (41), and the oil suction pump (33) is fixedly equipped with an oil discharge pipe (42). The traction mechanism (90) includes a fixed block (9000), and fastening bolts (91) are threaded on the fixed block (9000) and the separation pool (10). Vertical rods (9001) are symmetrically fixed on the fixed block (9000), and limit blocks (9002) are fixedly mounted on the top of the two vertical rods (9001). Adjusting blocks (9003) are movably mounted on the two vertical rods (9001), and the adjusting blocks (9003) are fixedly assembled with the inverted L-shaped oil suction pipe (41).

2. The filter device for mixing oil from kitchen waste according to claim 1, characterized in that: The adjusting block (9003) has a rotating cavity (9006) inside, and a threaded rod (9004) is threaded onto the limiting block (9002), with a rotating rod (9007) fixedly mounted at one end of the threaded rod (9004).

3. The filter device for mixing oil from kitchen waste according to claim 2, characterized in that: One end of the rotating rod (9007) is movably inserted into the rotating cavity (9006), and a rotating disk (9008) is fixedly mounted on one end of the rotating rod (9007). The rotating disk (9008) is movably assembled with the rotating cavity (9006), and a handwheel (9005) is fixedly mounted on the other end of the threaded rod (9004).

4. The filter device for mixing cooking waste and oil according to claim 1, characterized in that: A connecting pipe (22) is fixedly mounted on the conveying cylinder (21). A feeding funnel (23) is fixedly mounted on the top of the connecting pipe (22). The feeding funnel (23) and the slag discharge pipe (30) are respectively close to the two ends of the conveying cylinder (21). An operating motor (31) is fixedly mounted on the end face of the conveying cylinder (21). A conveying rod (92) is fixedly mounted on the output end of the operating motor (31). The conveying rod (92) moves through the interior of the conveying cylinder (21). A threaded conveying blade (93) is fixedly mounted on the conveying rod (92). The threaded conveying blade (93) is located inside the conveying cylinder (21).

5. A filter device for mixing kitchen waste and oil according to claim 4, characterized in that: A controller (43) is fixedly mounted on the surface of the separation tank (10). A first connecting line (50) is fixedly mounted on the controller (43). One end of the first connecting line (50) is fixedly mounted to the operating motor (31). A second connecting line (51) is fixedly mounted on the controller (43). One end of the second connecting line (51) is fixedly mounted to the oil suction pump (33). A third connecting line (52) is fixedly mounted on the controller (43). One end of the third connecting line (52) is fixedly mounted with a plug (53).

6. The filter device for mixing oil from kitchen waste according to claim 1, characterized in that: Assembly blocks (71) are symmetrically fixedly mounted on the side of the separation tank (10). Each assembly block (71) is provided with a T-shaped slot (72). Each T-shaped slot (72) is fitted with a T-shaped block (80). A collection bucket (73) is fixedly mounted between two T-shaped blocks (80). The collection bucket (73) is located below the slag discharge pipe (30).

7. A filter device for mixing cooking waste and oil according to claim 1, characterized in that: The separation tank (10) is fixedly equipped with a sewage pipe (60), which is connected to the collection chamber (11). The sewage pipe (60) is equipped with a sewage valve (61).

8. A filter device for mixing cooking waste and oil according to claim 1, characterized in that: A drain pipe (62) is fixedly installed on the separation tank (10), and the drain pipe (62) is connected to the separation chamber (13). A drain valve (63) is installed on the drain pipe (62).