Convenient-to-clean ultrafiltration membrane separation device

Abstract

The utility model discloses a convenient-to-clean ultrafiltration membrane separation device which comprises a plastic shell, a sealing hoop is movably mounted on the plastic shell, one end of the plastic shell is connected with a closing cover through the sealing hoop, a clamping ring is clamped on the plastic shell, a magnet strip is fixedly connected on the clamping ring, and the magnet strip is connected with the sealing hoop. A handle is fixedly connected to the magnet strip, the two ends of an inner cavity of the plastic shell are connected with a bundling pipe sleeve in a clamped mode, a membrane wire set is fixedly installed at one end of the bundling pipe sleeve, and a limiting ring is connected with the inner cavity of the plastic shell in a clamped mode. When internal stains need to be removed, the handle is pulled, the magnet strip is driven to rotate around the plastic shell at the moment, in the process, due to the magnetic attraction relation, the scraper in the inner cavity of the plastic shell is attracted to rotate together, the stains are scraped off and washed away along with water flow, and impurities attached to the inner cavity of the plastic shell can be removed only by rotating for several circles. Cleaning can be achieved without shutdown, inconvenience caused by equipment disassembly is avoided, and flexibility and reliability of the device are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of ultrafiltration membrane separation, in particular to an ultrafiltration membrane separation device which is convenient to clean. Background Art

[0002] Membrane separation technology is a new green and efficient separation technology. Ultrafiltration has broad prospects in the fields of water purification, chemical separation and biological separation. Ultrafiltration membrane is a widely used filter medium. It can remove substances including biological molecules, high molecular polymers, and colloidal substances, and can realize recovery, concentration, extraction and other process. At present, in the field of precision filtration, ultrafiltration membrane separation equipment is commonly used, among which external pressure ultrafiltration membrane separation equipment is more common. However, when cleaning the existing ultrafiltration membrane, it can often only clean the stains on the surface of the membrane fiber. The pollution on the inner wall of the outer shell requires the entire equipment to be disassembled for cleaning, which is time-consuming and labor-intensive. Therefore, an ultrafiltration membrane separation device that is easy to clean is proposed. Utility Model Content

[0003] The utility model aims to solve one of the technical problems existing in the prior art or related technology.

[0004] To this end, the technical solution adopted in this utility model is:

[0005] A convenient-to-clean ultrafiltration membrane separation device comprises a plastic shell, a sealing hoop is movably mounted on the plastic shell, one end of the plastic shell is connected to a closing cover via the sealing hoop, a clamping ring is clamped on the plastic shell, a magnetic bar is fixedly connected to the clamping ring, a handle is fixedly connected to the magnetic bar, a converging tube sleeve is clamped on both ends of the inner cavity of the plastic shell, a membrane wire group is fixedly mounted on one end of the converging tube sleeve, a limiting ring is clamped on the inner cavity of the plastic shell, a pulley is clamped on the limiting ring, and a scraper is fixedly mounted on one end of the limiting ring.

[0006] Preferably, the number of the closing covers is two, a sewage outlet is fixedly installed on the top of the closing cover, and a clean water outlet is fixedly installed on the closing cover.

[0007] Preferably, a compressed air inlet is fixedly installed at the bottom of the closing cover, and a raw water inlet is fixedly installed on the closing cover.

[0008] Preferably, a membrane wire group is placed in the inner cavity of the plastic shell, and a scraper is sleeved on the outer side of the membrane wire group.

[0009] Preferably, a limiting groove is provided on the inner cavity of the plastic shell, and a pulley is slidably connected to the limiting groove.

[0010] Preferably, the plastic shell is provided with limiting grooves near the upper and lower ends, and a clamping ring is clamped in the limiting groove.

[0011] By adopting the above technical solution, the beneficial effects achieved by the utility model are as follows:

[0012] In the utility model, when it is necessary to remove internal stains, the handle is pulled, and the magnet bar is driven to rotate around the plastic shell. In this process, due to the magnetic attraction, the scraper in the inner cavity of the plastic shell is attracted to rotate together, and the stains are scraped off and washed away with the water flow. Only a few rotations are required to remove the impurities attached to the inner cavity of the plastic shell, and cleaning can be achieved without stopping the machine, thus avoiding the inconvenience caused by disassembling the equipment and achieving the flexibility and reliability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional schematic diagram of an embodiment of the utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure of an embodiment of the utility model;

[0015] Figure 3 It is a schematic diagram of parts of an embodiment of the utility model;

[0016] Figure 4 This is a schematic diagram of external parts of an embodiment of the utility model.

[0017] Reference numerals:

[0018] 1. Plastic shell; 2. Sealing hoop; 3. Closing cover; 4. Sewage outlet; 5. Clean water outlet; 6. Compressed air inlet; 7. Raw water inlet; 8. Snap ring; 9. Magnetic bar; 10. Handle; 11. Condensing tube sleeve; 12. Membrane wire group; 13. Limiting ring; 14. Pulley; 15. Scraper. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.

[0020] Some embodiments of the present invention are described below in conjunction with the accompanying drawings.

[0021] Example:

[0022] Combination Figure 1-4As shown, the utility model provides a convenient-to-clean ultrafiltration membrane separation device, comprising a plastic shell 1, a sealing hoop 2 movably mounted on the plastic shell 1, one end of the plastic shell 1 is connected to a closing cover 3 through the sealing hoop 2, the number of the closing covers 3 is two, a sewage outlet 4 is fixedly mounted on the top of the closing cover 3, sewage can be discharged through the sewage outlet 4 for recycling, a clean water outlet 5 is fixedly mounted on the closing cover 3, and the filtered pure water will flow out through the clean water outlet 5 for collection by the outside, and the bottom of the closing cover 3 is fixedly mounted A compressed air inlet 6 is provided, and external compressed air enters the plastic shell 1 through the compressed air inlet 6 to achieve pressurization. A raw water inlet 7 is fixedly installed on the cover 3, and untreated industrial raw water enters from the raw water inlet 7 to be filtered and treated, and then discharged from the sewage outlet 4 and the clean water outlet 5 to achieve circulation. The number of the clamping rings 8 is two, and the plastic shell 1 is provided with limit grooves near the upper and lower ends, and the clamping rings 8 are clamped in the limit grooves. The clamping rings 8 are fixedly connected to the magnetic strips 9, and the magnetic strips 9 are not connected to the plastic shell 1. The outer side is fitted, and a gap is left between the plastic shell 1 and the magnetic strip 9. A handle 10 is fixedly connected to the magnetic strip 9. The inner cavity of the plastic shell 1 is clamped with a converging tube sleeve 11 at both ends. A membrane wire group 12 is placed in the inner cavity of the plastic shell 1. One end of the converging tube sleeve 11 is fixedly installed with the membrane wire group 12. A clearance hole is provided in the middle of the converging tube sleeve 11, and a sewage outlet 4 is plugged into the clearance hole, and only sewage is allowed to flow out. The top of the converging tube sleeve 11 is an outlet at one end of the membrane wire group 12, and the top of the membrane wire group 12 can flow out pure water, so that the purified water can be The water is discharged from the clean water outlet 5. A limiting groove is provided on the inner cavity of the plastic shell 1, and a pulley 14 is slidably connected to the limiting groove. A limiting ring 13 is clamped on the inner cavity of the plastic shell 1, and a pulley 14 is clamped on the limiting ring 13. A scraper 15 is sleeved on the outer side of the membrane wire group 12, and a scraper 15 is fixedly installed on one end of the limiting ring 13. The scraper 15 is composed of an iron sheet and plastic, and one side of the plastic fits against the inner cavity wall of the plastic shell 1, so as to reduce the friction loss caused by scraping, so that the scraper 15 can work for a long time and reduce the number of replacements.

[0023] The working principle and use process of the utility model are as follows: first, the handle 10 is pulled, and the magnetic strip 9 fixed on the plastic shell 1 is driven to rotate. During this process, due to the influence of magnetic force, the scraper 15 located inside the plastic shell 1 is attracted by the magnetic strip 9. Under the action of the pulley 14 sliding in the inner cavity of the plastic shell 1, the scraper 15 can rotate smoothly. At this time, one side of the scraper 15 is tightly attached to the inner cavity wall of the plastic shell 1. When the magnetic strip 9 rotates around the plastic shell 1, the magnetic force attracts the scraper 15 located in the inner cavity of the plastic shell 1 to rotate with it, so as to scrape off the stains inside the plastic shell 1.

[0024] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. An ultrafiltration membrane separation device that is easy to clean, comprising a plastic housing (1), characterized in that: A sealing hoop (2) is movably mounted on the plastic shell (1), one end of the plastic shell (1) is connected to a closing cover (3) via the sealing hoop (2), a clamping ring (8) is clamped on the plastic shell (1), a magnetic bar (9) is fixedly connected to the clamping ring (8), a handle (10) is fixedly connected to the magnetic bar (9), a converging tube sleeve (11) is clamped on both ends of the inner cavity of the plastic shell (1), a membrane wire group (12) is fixedly mounted on one end of the converging tube sleeve (11), a limiting ring (13) is clamped on the inner cavity of the plastic shell (1), a pulley (14) is clamped on the limiting ring (13), and a scraper (15) is fixedly mounted on one end of the limiting ring (13).

2. The ultrafiltration membrane separation device that is easy to clean according to claim 1, characterized in that: The number of the closing covers (3) is two, a sewage outlet (4) is fixedly mounted on the top of the closing cover (3), and a clean water outlet (5) is fixedly mounted on the closing cover (3).

3. The ultrafiltration membrane separation device that is easy to clean according to claim 1, characterized in that: A compressed air inlet (6) is fixedly mounted on the bottom of the closing cover (3), and a raw water inlet (7) is fixedly mounted on the closing cover (3).

4. The ultrafiltration membrane separation device that is easy to clean according to claim 1, characterized in that: A membrane thread group (12) is placed in the inner cavity of the plastic shell (1), and a scraper (15) is sleeved on the outer side of the membrane thread group (12).

5. The ultrafiltration membrane separation device that is easy to clean according to claim 1, characterized in that: A limiting groove is provided on the inner cavity of the plastic shell (1), and a pulley (14) is slidably connected to the limiting groove.

6. The ultrafiltration membrane separation device that is easy to clean according to claim 1, characterized in that: The number of the clamping rings (8) is two, and the plastic shell (1) is provided with limiting grooves near the upper and lower ends, and the clamping rings (8) are clamped in the limiting grooves.

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