Kitchen garbage treatment and oil-water separation device based on super-hydrophilic and super-oleophobic net film

Abstract

The invention relates to the field of oil-water separation, in particular to a kitchen garbage treatment and oil-water separation device based on a super-hydrophilic and super-oleophobic net film, a garbage feeding opening is formed in a supporting frame, a discharging opening of the garbage feeding opening is connected with a smashing mechanism, kitchen garbage enters the smashing mechanism through the garbage feeding opening to be smashed, and the kitchen garbage enters the oil-water separation device through the smashing mechanism; the smashing mechanism is connected to the supporting frame, a discharging hole of the smashing mechanism is connected with a solid-liquid garbage separating device, the solid-liquid garbage separating device is connected to the supporting frame, smashed kitchen garbage enters the solid-liquid garbage separating device, and the solid-liquid garbage separating device separates solid garbage from liquid garbage and discharges the solid garbage. A liquid outlet hole of the solid-liquid garbage separation device is connected with an oil-water mixed liquid separation and extraction device, the oil-water mixed liquid separation and extraction device is connected to the supporting frame, and liquid garbage enters the oil-water mixed liquid separation and extraction device to be subjected to oil-water separation through a super-hydrophilic and super-oleophobic net film; the kitchen garbage can be subjected to solid-liquid separation treatment.

Description

Technical Field

[0001] The invention relates to the field of oil-water separation, and more specifically to a kitchen waste treatment and oil-water separation device based on a super-hydrophilic and super-oleophobic mesh membrane. Background Art

[0002] The main methods for treating kitchen waste are: aerobic composting, feed treatment technology, anaerobic fermentation technology, microbial degradation, incineration, landfill, etc. These methods have obvious limitations in treating kitchen waste, such as high cost of treatment equipment, long treatment cycle, and harmful treatment methods. The reasonable treatment of kitchen waste still has great research value. With the country's emphasis on green development, it is imperative to find efficient and harmless methods to treat kitchen waste. For example, publication number CN118023263 A discloses a kitchen waste treatment device that can effectively remove swill from kitchen waste instead of manual labor, and can automatically recycle organic matter in kitchen waste. However, the disadvantage of this patent is that it cannot complete the oil-water separation of kitchen waste. Summary of the invention

[0003] The purpose of the present invention is to provide a kitchen waste treatment and oil-water separation device based on a super-hydrophilic and super-oleophobic mesh membrane, which can perform solid-liquid separation on kitchen waste, and further process the oil-water mixture after solid-liquid separation, and use the super-hydrophilic and super-oleophobic filter membrane to separate and extract the oil and water mixture under the action of gravity, thereby realizing the recovery of water resources in the kitchen waste.

[0004] The purpose of the present invention is achieved through the following technical solutions:

[0005] A kitchen waste treatment and oil-water separation device based on a super-hydrophilic and super-oleophobic mesh membrane comprises a supporting frame, a garbage feed port is arranged on the supporting frame, a discharging port of the garbage feed port is connected to a crushing mechanism, kitchen waste enters the crushing mechanism through the garbage feed port for crushing, the crushing mechanism is connected to the supporting frame, a discharging hole of the crushing mechanism is connected to a solid-liquid waste separation device, the solid-liquid waste separation device is connected to the supporting frame, the crushed kitchen waste enters the solid-liquid waste separation device, the solid-liquid waste separation device separates solid waste from liquid waste and discharges solid waste, a liquid outlet of the solid-liquid waste separation device is connected to an oil-water mixed liquid separation and extraction device, the oil-water mixed liquid separation and extraction device is connected to the supporting frame, and liquid waste enters the oil-water mixed liquid separation and extraction device for oil-water separation;

[0006] The pulverizing mechanism comprises a pulverizing shell, a driving shaft and a driven shaft are rotatably connected to the pulverizing shell, the driving shaft and the driven shaft are connected via a gear transmission, a rotating capstan is fixedly connected to the driving shaft and the driven shaft, and the pulverizing shell is fixedly connected to the supporting frame;

[0007] The support frame is fixedly connected to a pulverizer driving motor for driving the driving shaft to rotate;

[0008] The solid-liquid garbage separation device comprises a sealed water tank, which is fixedly connected to the support frame, the lower end of the crusher housing is connected to the sealed water tank, a round sleeve is fixedly connected in the sealed water tank, a plurality of filter holes are arranged on the round sleeve, and a horizontal screw feeder is rotatably connected in the round sleeve;

[0009] The circular sleeve is fixedly connected to a crushed material output sleeve, the crushed material output sleeve is in communication with the circular sleeve, a discharge pipe is fixedly connected to the crushed material output sleeve, the discharge pipe is in communication with the crushed material output sleeve, and a vertical screw feeder is rotatably connected in the crushed material output sleeve;

[0010] A solid impurity partition is fixedly connected in the sealed water tank, the solid impurity partition is located at the lower side of the circular sleeve, the solid impurity partition divides the bottom of the sealed water tank into a liquid storage space, and a liquid outlet assembly is provided at the bottom of the sealed water tank, and the liquid outlet assembly is connected to the liquid storage space;

[0011] The support frame is fixedly connected with a solid-liquid separation driving motor for driving the horizontal screw feeder to rotate;

[0012] The support frame is fixedly connected with a solid waste recovery drive motor for driving the vertical screw feeder to rotate;

[0013] The oil-water mixture separation and extraction device comprises an oil-water mixture collection box, which is fixedly connected to a support frame, and a super-hydrophilic and super-oleophobic filter membrane is arranged in the oil-water mixture collection box, and the super-hydrophilic and super-oleophobic filter membrane separates the support frame into an upper space and a lower space, and a separation oil drain port and a separation water drain port are arranged on the support frame, the separation oil drain port is communicated with the upper space, and the separation water drain port is communicated with the lower space;

[0014] An oil-water mixture extraction pump is fixedly connected to the support frame, the liquid inlet end of the oil-water mixture extraction pump is connected to the liquid outlet assembly through a pipeline, and the liquid outlet end of the oil-water mixture extraction pump is connected to the upper space of the oil-water mixture collection box through the oil-water mixture pump output pipe.

[0015] The beneficial effects of the present invention are:

[0016] The kitchen waste can be crushed by a crushing mechanism and then falls into a solid-liquid waste separation device. The solid-liquid waste separation device separates the solid waste from the liquid waste and discharges the solid waste. The liquid waste enters an oil-water mixed liquid separation and extraction device for oil-water separation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0018] Figure 1 It is a schematic structural diagram of a kitchen waste treatment and oil-water separation device based on a super-hydrophilic and super-oleophobic mesh membrane of the present invention;

[0019] Figure 2 It is a schematic structural diagram of a kitchen waste treatment and oil-water separation device based on a super-hydrophilic and super-oleophobic mesh membrane of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the crushing mechanism of the present invention;

[0021] Figure 4 It is a schematic diagram of the structure of the solid-liquid garbage separation device and the oil-water mixed liquid separation and extraction device of the present invention;

[0022] Figure 5 It is a schematic diagram of the structure of the solid-liquid garbage separation device and the oil-water mixed liquid separation and extraction device of the present invention;

[0023] Figure 6 It is a structural schematic diagram of the solid-liquid garbage separation device of the present invention;

[0024] Figure 7 It is a schematic diagram of the internal structure of the solid-liquid garbage separation device of the present invention;

[0025] Figure 8 It is a schematic diagram of the internal structure of the solid-liquid garbage separation device of the present invention;

[0026] Fig. 9 It is a structural schematic diagram of the oil-water mixed liquid separation and extraction device of the present invention;

[0027] Fig.10 It is a schematic diagram of the internal structure of the oil-water mixed liquid separation and extraction device of the present invention.

[0028] In the figure: support frame 10; garbage feed port 20; pulverizing mechanism 30; pulverizer housing 31; drive shaft 32; driven shaft 33; solid-liquid garbage separation device 40; sealed water tank 41; round sleeve 42; horizontal screw feeder 43; solid impurity partition 44; pulverized material output sleeve 45; discharge pipe 46; vertical screw feeder 47; liquid storage space 48; liquid outlet assembly 49; oil-water mixture separation and extraction device 50; oil-water mixture collection box 51; super-hydrophilic and super-oleophobic filter membrane 52; upper space 53; lower space 54; separation oil drain outlet 55; separation water drain outlet 56; oil-water mixture extraction pump 57; oil-water mixture pump output pipe 58. DETAILED DESCRIPTION

[0029] The present invention is further described in detail below with reference to the accompanying drawings.

[0030] like Figures 1 to 10 As shown, in order to achieve the technical effect of "the kitchen waste can be subjected to solid-liquid separation treatment, and the oil-water mixture after solid-liquid separation is further treated, the oil and water mixture is separated and extracted under the action of gravity by using a super-hydrophilic and super-oleophobic filter membrane, thereby realizing the recovery of water resources in the kitchen waste", the structure and function of the kitchen waste treatment and oil-water separation device based on the super-hydrophilic and super-oleophobic membrane are described in detail below;

[0031] The kitchen waste treatment and oil-water separation device based on the super-hydrophilic and super-oleophobic mesh membrane comprises a supporting frame 10, a garbage feed port 20 is arranged on the supporting frame 10, a discharging port of the garbage feed port 20 is connected to a crushing mechanism 30, kitchen waste enters the crushing mechanism 30 through the garbage feed port 20 for crushing, the crushing mechanism 30 is connected to the supporting frame 10, a solid-liquid waste separation device 40 is connected to the discharge hole of the crushing mechanism 30, the solid-liquid waste separation device 40 is connected to the supporting frame 10, the crushed kitchen waste enters the solid-liquid waste separation device 40, the solid-liquid waste separation device 40 separates solid waste from liquid waste and discharges solid waste, the liquid outlet of the solid-liquid waste separation device 40 is connected to an oil-water mixed liquid separation and extraction device 50, the oil-water mixed liquid separation and extraction device 50 is connected to the supporting frame 10, and liquid waste enters the oil-water mixed liquid separation and extraction device 50 for oil-water separation;

[0032] The pulverizing mechanism 30 includes a pulverizing housing 31, a driving shaft 32 and a driven shaft 33 are rotatably connected to the pulverizing housing 31, the driving shaft 32 and the driven shaft 33 are connected via a gear transmission, a rotating capstan is fixedly connected to the driving shaft 32 and the driven shaft 33, and the pulverizing housing 31 is fixedly connected to the supporting frame 10;

[0033] The support frame 10 is fixedly connected to a pulverizer driving motor that drives the driving shaft 32 to rotate;

[0034] The solid-liquid garbage separation device 40 includes a sealed water tank 41, which is fixedly connected to the support frame 10. The lower end of the crusher housing 31 is connected to the sealed water tank 41. A circular sleeve 42 is fixedly connected in the sealed water tank 41. The circular sleeve 42 is provided with a plurality of filter holes. A horizontal screw feeder 43 is rotatably connected in the circular sleeve 42.

[0035] The circular sleeve 42 is fixedly connected with a crushed material output sleeve 45, the crushed material output sleeve 45 is in communication with the circular sleeve 42, a discharge pipe 46 is fixedly connected with the crushed material output sleeve 45, the discharge pipe 46 is in communication with the crushed material output sleeve 45, and a vertical screw feeder 47 is rotatably connected in the crushed material output sleeve 45;

[0036] A solid impurity partition 44 is fixedly connected to the sealed water tank 41. The solid impurity partition 44 is located at the lower side of the circular sleeve 42. The solid impurity partition 44 divides the bottom of the sealed water tank 41 into a liquid storage space 48. A liquid outlet assembly 49 is provided at the bottom of the sealed water tank 41. The liquid outlet assembly 49 is connected to the liquid storage space 48.

[0037] The support frame 10 is fixedly connected with a solid-liquid separation driving motor for driving the horizontal screw feeder 43 to rotate;

[0038] The support frame 10 is fixedly connected with a solid waste recovery drive motor for driving the vertical screw feeder 47 to rotate;

[0039] The oil-water mixture separation and extraction device 50 includes an oil-water mixture collection box 51, which is fixedly connected to the support frame 10. A super-hydrophilic and super-oleophobic filter membrane 52 is arranged in the oil-water mixture collection box 51. The super-hydrophilic and super-oleophobic filter membrane 52 separates the support frame 10 into an upper space 53 and a lower space 54. The support frame 10 is provided with a separation oil drain port 55 and a separation water drain port 56. The separation oil drain port 55 is connected to the upper space 53, and the separation water drain port 56 is connected to the lower space 54.

[0040] The support frame 10 is fixedly connected with an oil-water mixture extraction pump 57, the liquid inlet end of the oil-water mixture extraction pump 57 is connected to the liquid outlet assembly 49 through a pipeline, and the liquid outlet end of the oil-water mixture extraction pump 57 is connected to the upper space 53 of the oil-water mixture collection box 51 through the oil-water mixture pump output pipe 58;

[0041] When using, Figure 1 As shown, the kitchen waste is poured into the pulverizing mechanism 30 through the waste feed port 20, and the pulverizer drive motor is started, and the output shaft of the pulverizer drive motor starts to rotate, and the output shaft of the pulverizer drive motor drives the drive shaft 32 to rotate, as shown in FIG. Figure 3 As shown, the driving shaft 32 and the driven shaft 33 are connected by gear transmission, and then the driving shaft 32 drives the driven shaft 33 to rotate, and the driving shaft 32 and the driven shaft 33 are fixedly connected with a rotating capstan, and then the rotating capstan rotates, thereby crushing the kitchen waste;

[0042] like Figure 4As shown, the crushed kitchen waste falls into the circular sleeve 42, the solid-liquid separation driving motor is started, and the output shaft of the solid-liquid separation driving motor drives the horizontal screw feeder 43 to rotate. When the horizontal screw feeder 43 rotates, the kitchen waste is started to move horizontally, so that the kitchen waste moves to the side of the multiple filter holes set on the circular sleeve 42, and then the kitchen waste is separated into solid and liquid, the solid waste remains in the circular sleeve 42, and the liquid waste falls on the solid impurity partition 44 through the multiple filter holes, and the liquid waste is further filtered by the solid impurity partition 44, and the filtered liquid waste falls into the liquid storage space 48;

[0043] The solid waste is pushed into the crushed material output sleeve 45, and the solid waste recovery drive motor is started. The output shaft of the solid waste recovery drive motor drives the vertical screw feeder 47 to rotate. When the vertical screw feeder 47 rotates, it drives the solid waste to move upward and is discharged from the discharge pipe 46.

[0044] The oil-water mixture extraction pump 57 is started. The oil-water mixture extraction pump 57 is connected to the liquid outlet assembly 49 through a pipeline. The oil-water mixture extraction pump 57 extracts the liquid garbage into the upper space 53 of the oil-water mixture collection box 51, and separates the liquid garbage from oil and water through the super-hydrophilic and super-oleophobic filter membrane 52. The oil in the liquid garbage remains on the upper side of the super-hydrophilic and super-oleophobic filter membrane 52 and is discharged through the oil separation drain port 55. The water in the liquid garbage passes through the super-hydrophilic and super-oleophobic filter membrane 52 and is discharged through the water separation drain port 56.

[0045] The super-hydrophilic and super-oleophobic filter membrane 52 has the characteristics of high flux, strong durability and long life, and can be replaced regularly according to actual use conditions to ensure long-term continuous separation operation.

Claims

1. A kitchen waste treatment and oil-water separation device based on a super-hydrophilic and super-oleophobic mesh membrane, comprising a supporting frame (10), characterized in that: The support frame (10) is provided with a garbage feed port (20), and the discharge port of the garbage feed port (20) is connected to a pulverizing mechanism (30). Kitchen waste enters the pulverizing mechanism (30) through the garbage feed port (20) and is pulverized. The pulverizing mechanism (30) is connected to the support frame (10). The discharge hole of the pulverizing mechanism (30) is connected to a solid-liquid garbage separation device (40). The solid-liquid garbage separation device (40) is connected to the support frame (10). The pulverized kitchen waste enters the solid-liquid garbage separation device (40). The solid-liquid garbage separation device (40) separates solid waste from liquid waste and discharges the solid waste. The liquid discharge hole of the solid-liquid garbage separation device (40) is connected to an oil-water mixed liquid separation and extraction device (50). The oil-water mixed liquid separation and extraction device (50) is connected to the support frame (10). The liquid waste enters the oil-water mixed liquid separation and extraction device (50) for oil-water separation.

2. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 1 is characterized in that: The pulverizing mechanism (30) comprises a pulverizing housing (31), a driving shaft (32) and a driven shaft (33) being rotatably connected to the pulverizing housing (31), the driving shaft (32) and the driven shaft (33) being connected via a gear transmission, a rotating capstan being fixedly connected to both the driving shaft (32) and the driven shaft (33), and the pulverizing housing (31) being fixedly connected to a supporting frame (10).

3. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 2 is characterized in that: The support frame (10) is fixedly connected to a pulverizer drive motor for driving the drive shaft (32) to rotate.

4. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 2 is characterized in that: The solid-liquid garbage separation device (40) comprises a sealed water tank (41), which is fixedly connected to the support frame (10). The lower end of the crusher housing (31) is connected to the sealed water tank (41). A circular sleeve (42) is fixedly connected inside the sealed water tank (41), and a plurality of filter holes are provided on the circular sleeve (42). A horizontal screw feeder (43) is rotatably connected inside the circular sleeve (42).

5. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 4 is characterized in that: A crushed material output sleeve (45) is fixedly connected to the circular sleeve (42), the crushed material output sleeve (45) and the circular sleeve (42) are in communication, a discharge pipe (46) is fixedly connected to the crushed material output sleeve (45), the discharge pipe (46) and the crushed material output sleeve (45) are in communication, and a vertical screw feeder (47) is rotatably connected inside the crushed material output sleeve (45).

6. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 5 is characterized in that: A solid impurity partition (44) is fixedly connected inside the sealed water tank (41). The solid impurity partition (44) is located on the lower side of the circular sleeve (42). The solid impurity partition (44) divides the bottom of the sealed water tank (41) into a liquid storage space (48). A liquid outlet assembly (49) is provided at the bottom of the sealed water tank (41). The liquid outlet assembly (49) is connected to the liquid storage space (48).

7. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 4 is characterized in that: The support frame (10) is fixedly connected to a solid-liquid separation driving motor for driving the horizontal screw feeder (43) to rotate.

8. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 5, characterized in that: The support frame (10) is fixedly connected to a solid waste recovery drive motor for driving the vertical screw feeder (47) to rotate.

9. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 6, characterized in that: The oil-water mixture separation and extraction device (50) comprises an oil-water mixture collection box (51), which is fixedly connected to a support frame (10), a super-hydrophilic and super-oleophobic filter membrane (52) is arranged in the oil-water mixture collection box (51), and the super-hydrophilic and super-oleophobic filter membrane (52) divides the support frame (10) into an upper space (53) and a lower space (54), and a separation oil drainage port (55) and a separation water drainage port (56) are arranged on the support frame (10), the separation oil drainage port (55) is connected to the upper space (53), and the separation water drainage port (56) is connected to the lower space (54).

10. The kitchen waste treatment and oil-water separation device based on super-hydrophilic and super-oleophobic mesh membrane according to claim 9, characterized in that: An oil-water mixture extraction pump (57) is fixedly connected to the support frame (10); a liquid inlet end of the oil-water mixture extraction pump (57) is connected to a liquid outlet assembly (49) via a pipeline; and a liquid outlet end of the oil-water mixture extraction pump (57) is connected to an upper space (53) of an oil-water mixture collection box (51) via an oil-water mixture pump output pipe (58).

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