Automatic process control equipment for high-viscosity organic waste liquid separation membrane

Abstract

The invention relates to the technical field of separation membranes, in particular to high-viscosity organic waste liquid separation membrane automatic process control equipment which comprises a sewage tank, a mud-water separation barrel, a circulating barrel and an oil-water separation barrel. A stirring assembly is arranged in a mixing cavity, an extrusion cavity is formed in the lower end of the sewage tank, and an extrusion assembly is arranged in the extrusion cavity; a driving assembly is arranged at the front end part of the sewage tank, a separation assembly is rotationally arranged in the oil-water separation cylinder, and the sewage tank, the mud-water separation cylinder, the circulating cylinder and the oil-water separation cylinder are connected through conveying pipes; sewage and a solvent breaking agent are mixed and stirred through the stirring assembly, oil and water in floccules are extruded out through the extrusion assembly, the oil and water are separated through the separation assembly, and the separation assembly enters the cleaning cavity a and the cleaning cavity b through reciprocating motion for cleaning; the problems that the resource utilization rate is reduced due to the fact that more oil and water are taken away when floccules are cleaned by existing equipment, and a separation membrane is easily blocked by impurities in the oil and water during separation are solved.

Description

Technical Field

[0001] The invention relates to the technical field of separation membranes, and in particular to automated process control equipment for separation membranes of high-viscosity organic waste liquid. Background Art

[0002] A separation membrane is a membrane material with selective permeability. In the fields of industrial production, oil extraction, etc., a large amount of oil and water often needs to be separated and post-processed. A Chinese invention patent with application announcement number CN110240228B discloses an integrated oil-water treatment equipment in the technical field, including a bottom plate, a sewage cylinder, a mud-water separator, a circulation cylinder and an oil-water separation mechanism. A ceramic membrane is used as a filter element so it is acid-resistant and alkali-resistant. A decomposing solvent is added through a flocculent inlet pipe to form an oil-water separation product to improve the oil-water separation efficiency. The oil content in the water outlet is reduced by circulating and filtering the oil and water to achieve environmental emission standards.

[0003] However, the inventors found that in actual use, the existing equipment will take away more oil and water when cleaning the flocs, resulting in reduced resource utilization, and impurities in the oil and water are prone to block the separation membrane during separation. Summary of the invention

[0004] The purpose of the present invention is to address the deficiencies of the prior art. An extrusion chamber is arranged at the lower end of a sewage tank, and an extrusion component is arranged in the extrusion chamber. The oil and water in the flocs are squeezed out by the extrusion component, and the oil and water are separated by the separation component. The separation component enters the cleaning chamber a and the cleaning chamber b for cleaning through reciprocating motion. This solves the problem that the existing equipment will take away more oil and water when cleaning the flocs, resulting in reduced resource utilization, and the impurities in the oil and water are easy to clog the separation membrane during separation.

[0005] In view of the above technical problems, the technical solutions adopted by the present invention are as follows:

[0006] A high-viscosity organic waste liquid separation membrane automated process control equipment, comprising a sewage tank, a mud-water separation cylinder, a circulation cylinder and an oil-water separation cylinder, wherein the sewage tank is provided with a water inlet chamber, a mixing chamber and a sedimentation chamber from back to front in sequence, the mixing chamber is provided with a stirring assembly, the lower end of the sewage tank is provided with an extrusion chamber, the extrusion chamber is provided with an extrusion assembly, the front end of the sewage tank is provided with a driving assembly, the oil-water separation cylinder is rotatably provided with a separation assembly, the oil-water separation cylinder is provided with a cleaning chamber a, a separation chamber and a cleaning chamber b in sequence from back to front in sequence, the sewage tank, the mud-water separation cylinder, the circulation cylinder and the oil-water separation cylinder are all connected by a conveying pipe; the sewage and the solvent-breaking agent are mixed and stirred by the stirring assembly, the oil and water in the flocs are squeezed out by the extrusion assembly, the oil and water are separated by the separation assembly, and the separation assembly enters the cleaning chamber a and the cleaning chamber b for cleaning through reciprocating motion.

[0007] As a preferred embodiment, the extrusion assembly includes a rotating drum rotatably arranged in the extrusion chamber, a lifting plate slidably arranged on the rotating drum, and a guide member arranged in the middle part of the extrusion chamber, the rotating drum is provided with a plurality of arc grooves, the circular arc groove is provided with a plurality of slide grooves, a plurality of slide rods are arranged at the lower end of the lifting plate, the lifting plate is made of flexible material, a plurality of cams corresponding to the slide rods are arranged on the guide member, and a plurality of springs are arranged between the lifting plate and the circular arc groove.

[0008] Preferably, the separation assembly comprises an inner cylinder rotatably disposed in the oil-water separation cylinder and a separation membrane slidably disposed on the inner cylinder, a guide rod is disposed on the separation membrane, and a plurality of sliding blocks are disposed in the separation membrane along a circumferential direction.

[0009] As a preferred embodiment, the inner cylinder is provided with an air blowing chamber a, a liquid storage chamber and an air blowing chamber b in sequence from front to back, a pulley a is provided at the front end of the inner cylinder, an infusion tube connected to a delivery tube and a liquid storage chamber is provided in the air blowing chamber b, an air inlet groove is provided at the rear end of the air blowing chamber b, an air inlet pipe is provided at the front end of the air blowing chamber a, a plurality of air outlet holes are provided at the outer walls of the air blowing chamber a and the air blowing chamber b, a plurality of liquid outlet holes are provided at the outer wall of the liquid storage chamber, and a plurality of sliding grooves are provided on the inner cylinder.

[0010] Preferably, the stirring assembly comprises a motor arranged at the upper end of the sewage tank, a stirring rod driven by the motor, and a plurality of stirring blades arranged on the stirring rod.

[0011] As a preference, the driving assembly comprises a driving member arranged at the front end of the sewage tank, a pulley b driven by the driving member, and a belt arranged between the pulley a and the pulley b.

[0012] As a preferred embodiment, a sewage inlet pipe and a liquid injection pipe are provided at the upper end of the sewage tank, an outlet is provided at the lower end of the sewage tank, a plurality of delivery channels for transporting oil and water are provided on the right side wall of the extrusion chamber, and one-way valves are provided at the upper and lower ends of the delivery channels.

[0013] As another preferred embodiment, a bidirectional track is provided on the side wall of the separation chamber, a water outlet is provided at the lower end of the separation chamber, and an air intake ring is provided at the rear end of the cleaning chamber a, and the air intake ring is connected to the air intake pipe.

[0014] Beneficial effects of the present invention:

[0015] 1. In the present invention, an extrusion chamber is provided at the lower end of the sewage tank, and an extrusion component is provided in the extrusion chamber. The oil and water in the flocs are squeezed out by the extrusion component, and the oil and water are separated by the separation component. The separation component enters the cleaning chamber a and the cleaning chamber b for cleaning through reciprocating motion, which is beneficial to improving resource utilization and preventing the separation membrane from being blocked.

[0016] In summary, the device has the advantages of improving resource utilization and preventing separation membrane clogging, and is particularly suitable for the field of separation membrane technology. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0018] Figure 1 This is a schematic diagram of the structure of the automated process control equipment for separating membranes for high-viscosity organic waste liquid;

[0019] Figure 2 is a cutaway schematic diagram of a sewage tank;

[0020] Figure 3 is a schematic diagram of the structure of the extrusion component;

[0021] Figure 4 It is a partial cutaway schematic diagram of a sewage tank;

[0022] Figure 5 It is a cross-sectional schematic diagram of an oil-water separation cylinder;

[0023] Figure 6 is a schematic cross-sectional view of the inner cylinder;

[0024] Figure 7 is a schematic diagram of the structure of the separation membrane;

[0025] Figure 8 This is the working status diagram of the high-viscosity organic waste liquid separation membrane automation process control equipment.

[0026] 1. Sewage tank; 2. Mud-water separation cylinder; 3. Circulation cylinder; 4. Oil-water separation cylinder; 5. Stirring assembly; 6. Extrusion assembly; 7. Driving assembly; 8. Separation assembly; 9. Delivery pipe; 11. Water inlet chamber; 12. Mixing chamber; 13. Sedimentation chamber; 14. Extrusion chamber; 15. Sewage inlet pipe; 16. Liquid injection pipe; 17. Floccules outlet; 18. Delivery channel; 41. Cleaning chamber a; 42. Separation chamber; 43. Cleaning chamber b; 51. Motor; 52. Stirring rod; 53. Stirring blade; 61. Rotating drum; 62. Lifting plate; 63. Guide; 64. Spring; 71. Driving member; 72. Pulley b; 73. Belt; 81. Inner cylinder; 82. Separation membrane; 83. Pulley a; 84. Infusion tube; 85. Air inlet pipe; 86. Sliding groove; 411. Air inlet ring; 421. Bidirectional track; 422. Water outlet; 611. Arc groove; 612. Sliding groove; 621. Sliding rod; 631. Cam; 811. Air blowing chamber a; 812. Liquid storage chamber; 813. Air blowing chamber b; 814. Air inlet groove; 815. Air outlet; 816. Liquid outlet; 821. Guide rod; 822. Sliding block. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention are clearly and completely described below in conjunction with the accompanying drawings.

[0028] Embodiment 1

[0029] like Figures 1 to 8 As shown, a high-viscosity organic waste liquid separation membrane automation process control equipment includes a sewage tank 1, a mud-water separation cylinder 2, a circulation cylinder 3 and an oil-water separation cylinder 4, wherein the sewage tank 1 is provided with a water inlet chamber 11, a mixing chamber 12 and a sedimentation chamber 13 from back to front, a stirring assembly 5 is provided in the mixing chamber 12, an extrusion chamber 14 is provided at the lower end of the sewage tank 1, an extrusion assembly 6 is provided in the extrusion chamber 14, a driving assembly 7 is provided at the front end of the sewage tank 1, a separation assembly 8 is rotatably provided in the oil-water separation cylinder 4, a cleaning chamber a41, a separation chamber 42 and a cleaning chamber b43 are provided in the oil-water separation cylinder 4 from back to front, and the sewage tank 1, the mud-water separation cylinder 2, the circulation cylinder 3 and the oil-water separation cylinder 4 are connected by a conveying pipe 9; the sewage and the solvent are mixed and stirred by the stirring assembly 5, the oil and water in the flocs are squeezed out by the extrusion assembly 6, the oil and water are separated by the separation assembly 8, and the separation assembly 8 enters the cleaning chamber a41 and the cleaning chamber b43 for cleaning through reciprocating motion.

[0030] It is worth mentioning here that an extrusion chamber 14 is provided at the lower end of the sewage tank 1, and an extrusion component 6 is provided in the extrusion chamber 14. The oil and water in the flocs are squeezed out by the extrusion component 6, and the oil and water are separated by the separation component 8. The separation component 8 enters the cleaning chamber a41 and the cleaning chamber b43 for cleaning through reciprocating motion, which is beneficial to improving resource utilization and preventing the separation membrane 82 from being blocked.

[0031] like Figure 3 As shown, the extrusion assembly 6 includes a rotating cylinder 61 rotatably arranged in the extrusion chamber 14, a lifting plate 62 slidably arranged on the rotating cylinder 61, and a guide member 63 arranged in the middle part of the extrusion chamber 14, the rotating cylinder 61 is provided with a plurality of arc grooves 611, the arc groove 611 is provided with a plurality of slide grooves 612, the lower end of the lifting plate 62 is provided with a plurality of slide rods 621, the lifting plate 62 is made of flexible material, the guide member 63 is provided with a plurality of cams 631 corresponding to the slide rods 621, and a plurality of springs 64 are provided between the lifting plate 62 and the arc groove 611.

[0032] In this example, the cam 631 drives the lifting plate 62 to move up and down to extrude the flocs and discharge them; the lifting plate 62 is made of a flexible material, so that the plasticity of the lifting plate 62 is increased and the flocs are squeezed more thoroughly; the spring 64 allows the lifting plate 62 to return to its original position after leaving the protrusion of the cam 631.

[0033] like Figure 7 As shown, the separation assembly 8 includes an inner cylinder 81 rotatably disposed in the oil-water separation cylinder 4 and a separation membrane 82 slidably disposed on the inner cylinder 81 , a guide rod 821 is disposed on the separation membrane 82 , and a plurality of sliders 822 are disposed in the separation membrane 82 along the circumferential direction.

[0034] In this example, the guide rod 821 is slidably disposed in the bidirectional track 421 , and the slider 822 enables the separation membrane 82 to slide on the inner cylinder 81 .

[0035] like Figure 5 , Figure 6 As shown, the inner cylinder 81 is provided with an air blowing chamber a811, a liquid storage chamber 812 and an air blowing chamber b813 from front to back in sequence, a pulley a83 is provided at the front end of the inner cylinder 81, a liquid infusion tube 84 connected to the delivery tube 9 and the liquid storage chamber 812 is provided in the air blowing chamber b813, an air inlet groove 814 is provided at the rear end of the air blowing chamber b813, an air inlet pipe 85 is provided at the front end of the air blowing chamber a811, a plurality of air outlet holes 815 are provided on the outer walls of the air blowing chamber a811 and the air blowing chamber b813, a plurality of liquid outlet holes 816 are provided on the outer wall of the liquid storage chamber 812, and a plurality of sliding grooves 86 are provided on the inner cylinder 81.

[0036] In this example, the separation membrane 82 is air-blown through the air-blowing chamber a811 and the air-blowing chamber b813 to prevent it from being blocked.

[0037] like Figure 2 As shown, the stirring assembly 5 includes a motor 51 disposed at the upper end of the sewage tank 1 , a stirring rod 52 driven by the motor 51 , and a plurality of stirring blades 53 disposed on the stirring rod 52 .

[0038] like Figure 1 , Figure 2 As shown, the driving assembly 7 includes a driving member 71 arranged at the front end of the sewage tank 1, a pulley b72 driven by the driving member 71, and a belt 73 arranged between the pulley a83 and the pulley b72.

[0039] like Figure 1 , Figure 4 As shown, a sewage inlet pipe 15 and a liquid injection pipe 16 are provided at the upper end of the sewage tank 1, a floc outlet 17 is provided at the lower end of the sewage tank 1, and a plurality of oil and water delivery channels 18 are provided on the right side wall of the extrusion chamber 14, and one-way valves are provided at the upper and lower ends of the delivery channels 18.

[0040] like Figure 5 As shown, a bidirectional track 421 is provided on the side wall of the separation chamber 42 , a water outlet 422 is provided at the lower end of the separation chamber 42 , and an air intake ring 411 is provided at the rear end of the cleaning chamber a41 , and the air intake ring 411 is connected to the air intake pipe 85 .

[0041] The working process is as follows:

[0042] Connect the sewage inlet pipe 15 and the liquid injection pipe 16 through the liquid injection device, and inject sewage and the breaking solvent into the sewage inlet pipe 15 and the liquid injection pipe 16 respectively, the sewage and the breaking solvent are mixed and enter the mixing chamber 12 through the water inlet chamber 11, and start the motor 51 to drive the stirring blade 53 to mix and stir the mixed liquid;

[0043] After the stirring is completed, the floccules are precipitated into the extrusion chamber 14 and fall into the lifting plate 62. The driving member 71 is started to drive the drum 61 to rotate, and the lifting plate 62 is driven to rotate. The lifting plate 62 is driven to rise by the cam 631 to squeeze the floccules, so that the oil and water inside the floccules enter the conveying channel 18 and are sent to the sedimentation chamber 13 through the conveying channel 18. The lifting plate 62 pushes the floccules at the floc outlet 17 to fall into the collection frame, and the lifting plate 62 is reset by the spring 64.

[0044] After the initial separation, the oil and water are sent to the mud-water separation cylinder 2 through the delivery pipe 9 for mud-water separation, and then sent to the circulation cylinder 3 through the delivery pipe. The lower concentration part enters the oil-water separation cylinder 4 for oil-water separation, and the higher concentration enters the sewage tank 1 again for recycling;

[0045] The driving member 71 rotates, driving the pulley a83 to rotate through the belt 73, thereby driving the inner cylinder 81 to rotate, and driving the separation membrane 82 to rotate through the inner cylinder 81. Under the action of the guide rod 821 and the two-way track 421, the separation membrane 82 is driven to slide left and right on the inner cylinder 81, and the gas is sent into the air blowing chamber a811 and the air blowing chamber b813 through the air inlet pipe 85, and blown out through the air outlet 815 to clean the separation membrane 82.

[0046] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art under the technical guidance of the present invention should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A highly viscous organic waste liquid separation membrane automated process control device, comprising a sewage tank (1), a mud-water separation cylinder (2), a circulation cylinder (3) and an oil-water separation cylinder (4), characterized in that: The sewage tank (1) is provided with a water inlet chamber (11), a mixing chamber (12) and a sedimentation chamber (13) in order from the back to the front, the mixing chamber (12) is provided with a stirring assembly (5), the lower end of the sewage tank (1) is provided with an extrusion chamber (14), the extrusion chamber (14) is provided with an extrusion assembly (6), the front end of the sewage tank (1) is provided with a driving assembly (7), the oil-water separation cylinder (4) is rotatably provided with a separation assembly (8), and the oil-water separation cylinder (4) is provided with a mixing chamber (11) in order from the back to the front. There are a cleaning chamber a (41), a separation chamber (42) and a cleaning chamber b (43); the sewage tank (1), the mud-water separation cylinder (2), the circulation cylinder (3) and the oil-water separation cylinder (4) are all connected by a conveying pipe (9); the sewage and the solvent are mixed and stirred by a stirring component (5), the oil and water in the flocculent are squeezed out by an extrusion component (6), and the oil and water are separated by a separation component (8); the separation component (8) enters the cleaning chamber a (41) and the cleaning chamber b (43) for cleaning through reciprocating motion.

2. The high-viscosity organic waste liquid separation membrane automation process control equipment according to claim 1 is characterized in that: The extrusion assembly (6) comprises a rotating cylinder (61) rotatably arranged in an extrusion chamber (14), a lifting plate (62) slidably arranged on the rotating cylinder (61), and a guide member (63) arranged in the middle part of the extrusion chamber (14); a plurality of arc grooves (611) are provided on the rotating cylinder (61); a plurality of slide grooves (612) are provided on the arc groove (611); a plurality of slide rods (621) are provided at the lower end of the lifting plate (62); the lifting plate (62) is made of a flexible material; a plurality of cams (631) corresponding to the slide rods (621) are provided on the guide member (63); and a plurality of springs (64) are provided between the lifting plate (62) and the arc groove (611).

3. The high-viscosity organic waste liquid separation membrane automation process control equipment according to claim 1 is characterized in that: The separation assembly (8) comprises an inner cylinder (81) rotatably arranged in an oil-water separation cylinder (4) and a separation membrane (82) slidably arranged on the inner cylinder (81), a guide rod (821) being arranged on the separation membrane (82), and a plurality of sliding blocks (822) being arranged in a circumferential direction inside the separation membrane (82).

4. The high-viscosity organic waste liquid separation membrane automation process control equipment according to claim 3 is characterized in that: The inner tube (81) is provided with an air blowing chamber a (811), a liquid storage chamber (812) and an air blowing chamber b (813) in sequence from front to back; a pulley a (83) is provided at the front end of the inner tube (81); a liquid infusion tube (84) connected to a delivery tube (9) and a liquid storage chamber (812) is provided in the air blowing chamber b (813); an air inlet groove (814) is provided at the rear end of the air blowing chamber b (813); an air inlet pipe (85) is provided at the front end of the air blowing chamber a (811); a plurality of air outlet holes (815) are provided on the outer walls of the air blowing chamber a (811) and the air blowing chamber b (813); a plurality of liquid outlet holes (816) are provided on the outer wall of the liquid storage chamber (812); and a plurality of sliding grooves (86) are provided on the inner tube (81).

5. The high-viscosity organic waste liquid separation membrane automation process control equipment according to claim 1, characterized in that: The stirring assembly (5) comprises a motor (51) arranged at the upper end of the sewage tank (1), a stirring rod (52) driven by the motor (51), and a plurality of stirring blades (53) arranged on the stirring rod (52).

6. The high-viscosity organic waste liquid separation membrane automation process control equipment according to claim 4, characterized in that: The driving assembly (7) comprises a driving member (71) arranged at the front end of the sewage tank (1), a belt pulley b (72) driven by the driving member (71), and a belt (73) arranged between the belt pulley a (83) and the belt pulley b (72).

7. The high-viscosity organic waste liquid separation membrane automation process control equipment according to claim 1, characterized in that: The upper end of the sewage tank (1) is provided with a sewage inlet pipe (15) and a liquid injection pipe (16), the lower end of the sewage tank (1) is provided with a flocculent outlet (17), and the right side wall of the extrusion chamber (14) is provided with a plurality of delivery channels (18) for delivering oil and water, and the upper and lower ends of the delivery channels (18) are both provided with one-way valves.

8. The high-viscosity organic waste liquid separation membrane automation process control equipment according to claim 4, characterized in that: A bidirectional track (421) is provided on the side wall of the separation chamber (42), a water outlet (422) is provided at the lower end of the separation chamber (42), and an air intake ring (411) is provided at the rear end of the cleaning chamber a (41), and the air intake ring (411) is connected to the air intake pipe (85).

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