Rotational flow filtration combined type oil-water separation device

Abstract

The utility model discloses a rotational flow filtration combined type oil-water separation device, relates to the technical field of oil-water separation, and aims to solve the problems that impurities in a mixture are attached to an oil-water separation membrane, the oil-water separation efficiency of the mixture is low, and the oil-water separation efficiency is low due to the fact that impurity filtration treatment is not carried out on the mixture subjected to primary separation in the background technology. In order to solve the problems that in the prior art, oil and water after separation still contain impurities, and the separation effect is poor, according to the scheme, the cyclone separator comprises a cyclone separator body, a storage mechanism is arranged on one side of the cyclone separator body and comprises a filter cartridge and a flow guide pipe fixedly arranged on the inner wall of the bottom of the filter cartridge, and a filter assembly is arranged in the filter cartridge; the filter assembly comprises a cylinder cover connected to the outer wall of the top of the filter cylinder through a bolt. According to the oil-water separation device, impurities can be removed when a mixture is subjected to secondary separation, the impurities are prevented from being attached to an oil-water separation membrane, the separation efficiency is improved, impurities can be prevented from existing in separated oil, and the separation effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of oil-water separation, in particular to a cyclone filtering combined oil-water separation device. Background Art

[0002] Oil-water separation is mainly based on the density difference or chemical properties of water and oil, using the principle of gravity sedimentation or other physical and chemical reactions to remove impurities or complete the separation of oil and water.

[0003] After searching, a Chinese patent (application number is "202311683548.6") ​​discloses "a cyclone filtration combined oil-water separation device", the above device includes an oil-water separation module, the oil-water separation module also includes a separation membrane fixing ring, a separation membrane support frame, a bottom separation membrane support frame, a bottom drain port, a bottom oil drain port and an oil delivery chute; wherein, the separation membrane fixing ring and the separation membrane support frame are respectively provided with two equally spaced threaded holes on the circular ring, two equally spaced holes of the same size are provided on the edge of the oil-water separation membrane and a circular hole is provided on the top thereof, and the oil-water separation membrane is spread on the separation membrane. On the membrane support frame, the top circular hole of the oil-water separation membrane is sleeved on the circular tube on the top of the separation membrane support frame, and the two circular holes on the side are parallel to the separation membrane fixing ring and pressed on the separation membrane support frame. The separation membrane fixing ring is pressed on the oil-water separation membrane, and the oil-water separation membrane is fixed between the separation membrane fixing ring and the separation membrane support frame by screws. However, during use of the above device, the impurity filtering treatment of the primary separation mixture is not performed, resulting in impurities in the mixture adhering to the oil-water separation membrane, resulting in low oil-water separation efficiency of the mixture, and it is easy to cause impurities to still exist in the separated oil and water, resulting in poor separation effect. Utility Model Content

[0004] The utility model provides a cyclone filtration combined oil-water separation device, which solves the problem that the reference document does not perform impurity filtration processing on the primary separated mixture, causing the impurities in the mixture to adhere to the oil-water separation membrane, resulting in low oil-water separation efficiency of the mixture, and at the same time easily causing impurities to still exist in the separated oil and water, resulting in poor separation effect.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A cyclone filtration combined oil-water separation device comprises a cyclone separator body, a storage mechanism is provided on one side of the cyclone separator body, the storage mechanism comprises a filter cartridge and a guide tube fixedly mounted on the bottom inner wall of the filter cartridge, a filter assembly is provided in the filter cartridge, the filter assembly comprises a cartridge cover connected to the top outer wall of the filter cartridge by bolts, a plurality of electromagnets connected to the bottom outer wall of the cartridge cover by bolts, and a filter plate abutting against the outer wall of the bottom end of the electromagnet, a separation mechanism is provided on one side of the filter cartridge, the separation mechanism comprises a drain cartridge, an oil drain cartridge fixedly mounted on the lower inner wall of the drain cartridge, and an oil-water separation membrane connected to the inner wall of the oil drain cartridge by bolts, a centrifugal assembly is provided in the oil drain cartridge, the centrifugal assembly comprises a centrifugal motor and a plurality of centrifugal plates.

[0007] Preferably, a one-way valve is embedded on the inner wall of the upper portion of the guide pipe, a delivery pipe is connected to the outer wall of the bottom of the cyclone separator body via a flange, and one end of the delivery pipe is connected to the outer wall of the bottom of the filter cartridge via a flange.

[0008] Preferably, a plurality of connecting rods are connected to the outer wall of the bottom of the cylinder cover by bolts, and the filter plate is connected to the outer walls of the bottom ends of the plurality of connecting rods by bolts.

[0009] Through the above scheme, after the mixture is primarily separated by the cyclone separator body, pure oil is discharged from the overflow pipe, and the mixture containing some oil enters the filter cylinder, and impurities and iron filings in the mixture are removed by the filter plate and the electromagnet.

[0010] Preferably, the inner wall of the oil drain cylinder is provided with filter holes distributed at equal distances, the top outer wall of the oil drain cylinder is connected with a top cover via a flange, and the top cover is abutted against the top outer wall of the oil drain cylinder via a sealing ring.

[0011] Preferably, a connecting pipe is fixedly provided on the outer wall of the bottom of the cylinder cover, and one end of the connecting pipe passes through and is fixedly provided on the outer wall of the bottom of the top cover located inside the oil drain cylinder.

[0012] Preferably, the centrifugal motor is connected to the top outer wall of the top cover by bolts, the bottom outer wall of the output shaft of the centrifugal motor is connected to a mounting shaft by a coupling, and a plurality of centrifugal plates are respectively fixed on the outer wall of the mounting shaft.

[0013] Through the above scheme, the mixture after impurities are removed enters the oil drain cylinder, and then the output shaft of the centrifugal motor rotates to drive multiple centrifugal plates to rotate. The centrifugal plates drive the oil-water mixture in the oil drain cylinder to be centrifuged. Under the action of centrifugal force, the water passes through the oil-water separation membrane into the drain cylinder and is discharged, while the oil is discharged from the oil drain cylinder.

[0014] The beneficial effects of the utility model are:

[0015] After the cyclone separator body has primary separated the mixture, pure oil is discharged from the overflow pipe, and the mixture containing some oil enters the filter cylinder, and the impurities and iron filings in the mixture are removed by the filter plate and the electromagnet, and the mixture after impurities are removed enters the oil drain cylinder, and then the centrifugal motor output shaft rotates to drive multiple centrifugal plates to rotate, and the centrifugal plates drive the oil-water mixture in the oil drain cylinder to be centrifuged. Under the action of centrifugal force, water passes through the oil-water separation membrane into the drain cylinder and is discharged, and the oil is discharged from the oil drain cylinder. Impurities can be removed during the secondary separation of the mixture to prevent impurities from adhering to the oil-water separation membrane, thereby improving the separation efficiency, avoiding the presence of impurities in the separated oil, and improving the separation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main three-dimensional structure of a cyclone filtration combined oil-water separation device proposed by the utility model.

[0017] Figure 2 This is a schematic diagram of the front cross-sectional structure of a cyclone filtration combined oil-water separation device proposed by the utility model.

[0018] Figure 3 The utility model provides a schematic diagram of the main cross-sectional structure of the storage mechanism of the cyclone filter combined oil-water separation device.

[0019] Figure 4 This is a schematic diagram of the front cross-sectional structure of a filter assembly of a cyclone filter combined oil-water separation device proposed by the utility model.

[0020] Figure 5 This is a schematic diagram of the front cross-sectional structure of a separation mechanism of a cyclone filtering combined oil-water separation device proposed by the utility model.

[0021] Figure 6 This is a schematic diagram of the front cross-sectional structure of a centrifugal component of a cyclone filtering combined oil-water separation device proposed by the utility model.

[0022] In the figure: 1. cyclone separator body; 2. storage mechanism; 201. filter cartridge; 202. guide pipe; 3. delivery pipe; 4. filter assembly; 401. cartridge cover; 402. connecting rod; 403. electromagnet; 404. filter plate; 5. separation mechanism; 501. drain cartridge; 502. oil drain cartridge; 503. oil-water separation membrane; 504. top cover; 6. connecting pipe; 7. centrifugal assembly; 701. centrifugal motor; 702. mounting shaft; 703. centrifugal plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Example 1, reference Figure 1-4 A cyclone filtering combined oil-water separation device comprises a cyclone separator body 1, a storage mechanism 2 is arranged on one side of the cyclone separator body 1, the storage mechanism 2 comprises a filter cartridge 201 and a guide pipe 202 fixedly arranged on the bottom inner wall of the filter cartridge 201, a one-way valve is embedded on the upper inner wall of the guide pipe 202, a delivery pipe 3 is connected to the bottom outer wall of the cyclone separator body 1 through a flange, one end of the delivery pipe 3 is connected to the bottom outer wall of the filter cartridge 201 through a flange, a filter assembly 4 is arranged in the filter cartridge 201, the filter assembly 4 comprises a cartridge cover 401 connected to the top outer wall of the filter cartridge 201 through bolts, a plurality of electromagnets 403 connected to the bottom outer wall of the cartridge cover 401 through bolts, and a filter plate 404 abutting against the outer wall of the bottom end of the electromagnet 403, a plurality of connecting rods 402 are connected to the bottom outer wall of the cartridge cover 401 through bolts, and the filter plate 404 is connected to the outer wall of the bottom end of the plurality of connecting rods 402 through bolts.

[0025] Example 2, reference Figure 5-6 A cyclone filter combined oil-water separation device also includes a separation mechanism 5, which includes a water discharge cylinder 501, an oil discharge cylinder 502 fixedly arranged on the inner wall of the lower part of the water discharge cylinder 501, and an oil-water separation membrane 503 connected to the inner wall of the oil discharge cylinder 502 by bolts. The inner wall of the oil discharge cylinder 502 is provided with filter holes distributed at equal distances. A top cover 504 is connected to the outer wall of the top of the water discharge cylinder 501 through a flange. The top cover 504 is abutted against the outer wall of the top of the oil discharge cylinder 502 through a sealing ring. A connecting pipe 6 is fixedly arranged on the outer wall of the bottom of the cylinder cover 401. One end of the connecting pipe 6 passes through and is fixed to the inner wall of the oil discharge cylinder 502. The bottom of the top cover 504 is located on the outer wall inside the oil drain cylinder 502. A centrifugal assembly 7 is arranged inside the oil drain cylinder 502. The centrifugal assembly 7 includes a centrifugal motor 701 and a plurality of centrifugal plates 703. The centrifugal motor 701 is connected to the outer wall at the top of the top cover 504 by bolts. The outer wall at the bottom end of the output shaft of the centrifugal motor 701 is connected to a mounting shaft 702 by a coupling. A plurality of centrifugal plates 703 are respectively fixed on the outer wall of the mounting shaft 702. There is a gap between the centrifugal plate 703 and the oil-water separation membrane 503 to prevent the centrifugal plate 703 from causing damage to the oil-water separation membrane 503.

[0026] Working principle: After the cyclone separator body 1 performs primary separation on the mixture, pure oil is discharged from the overflow pipe, and the mixture containing some oil enters the filter cylinder 201. The impurities and iron filings in the mixture are removed by the filter plate 404 and the electromagnet 403. The mixture after impurities are removed enters the oil drain cylinder 502. Then, the output shaft of the centrifugal motor 701 rotates to drive multiple centrifugal plates 703 to rotate. The centrifugal plates 703 drive the oil-water mixture in the oil drain cylinder 502 to be centrifuged. Under the action of centrifugal force, water passes through the oil-water separation membrane 503 and enters the drain cylinder 501 and is discharged, while the oil is discharged from the oil drain cylinder 502.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cyclone filter combined oil-water separation device, comprising a cyclone separator body (1), characterized in that: A storage mechanism (2) is provided on one side of the cyclone separator body (1), and the storage mechanism (2) comprises a filter cartridge (201) and a flow guide pipe (202) fixedly arranged on the inner wall of the bottom of the filter cartridge (201); A filter assembly (4) is provided in the filter cartridge (201), the filter assembly (4) comprising a cartridge cover (401) connected to the top outer wall of the filter cartridge (201) by bolts, a plurality of electromagnets (403) connected to the bottom outer wall of the cartridge cover (401) by bolts, and a filter plate (404) abutting against the bottom outer wall of the electromagnet (403); A separation mechanism (5) is provided on one side of the filter cylinder (201), and the separation mechanism (5) comprises a water discharge cylinder (501), an oil discharge cylinder (502) fixedly mounted on the inner wall of the lower portion of the water discharge cylinder (501), and an oil-water separation membrane (503) connected to the inner wall of the oil discharge cylinder (502) by bolts; A centrifugal assembly (7) is arranged in the oil drain cylinder (502), and the centrifugal assembly (7) comprises a centrifugal motor (701) and a plurality of centrifugal plates (703).

2. A cyclone filtration combined oil-water separation device according to claim 1, characterized in that: A one-way valve is embedded on the upper inner wall of the flow guide pipe (202), a delivery pipe (3) is connected to the bottom outer wall of the cyclone separator body (1) via a flange, and one end of the delivery pipe (3) is connected to the bottom outer wall of the filter cartridge (201) via a flange.

3. The cyclone filtration combined oil-water separation device according to claim 1, characterized in that: A plurality of connecting rods (402) are connected to the outer wall of the bottom of the cylinder cover (401) by bolts, and the filter plate (404) is connected to the outer wall of the bottom ends of the plurality of connecting rods (402) by bolts.

4. The cyclone filtration combined oil-water separation device according to claim 1, characterized in that: The inner wall of the oil drain cylinder (502) is provided with filtering holes distributed at equal distances, and the top outer wall of the drain cylinder (501) is connected to a top cover (504) via a flange, and the top cover (504) is abutted against the top outer wall of the oil drain cylinder (502) via a sealing ring.

5. A cyclone filtration combined oil-water separation device according to claim 4, characterized in that: A connecting pipe (6) is fixedly arranged on the outer wall at the bottom of the cylinder cover (401), and one end of the connecting pipe (6) passes through and is fixedly arranged on the outer wall at the bottom of the top cover (504) located inside the oil drain cylinder (502).

6. A cyclone filtration combined oil-water separation device according to claim 4, characterized in that: The centrifugal motor (701) is connected to the top outer wall of the top cover (504) by bolts, and the outer wall of the bottom end of the output shaft of the centrifugal motor (701) is connected to the mounting shaft (702) by a coupling, and a plurality of centrifugal plates (703) are respectively fixed on the outer wall of the mounting shaft (702).

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