Ultrafiltration membrane filtering assembly

Abstract

The utility model discloses an ultrafiltration membrane filtering component, which belongs to the field of ultrafiltration membrane filtering components and comprises a shell, ultrafiltration membrane wires are movably mounted in the shell, connecting tables are fixedly mounted at two ends of the shell, one end of the shell is fixedly connected with a water inlet cover, and the other end of the shell is fixedly connected with a sewage outlet cover. Sealing rings are movably installed in the water inlet cover and the sewage outlet cover and located on the side face of the connecting table, the two ends of the ultrafiltration membrane wire penetrate through the sealing rings and the connecting pipe to be fixedly communicated with the water inlet cover, the connecting pipe is fixedly connected with a first annular plate, and the connecting pipe is fixedly connected with an elastic water bag. When the water pressure in the water inlet cover is too large and too much water enters the water inlet cover, clear water enters the elastic water bag through the connecting pipe, and the elastic water bag expands, so that more clear water is stored, the pressure of the ultrafiltration membrane wires in the shell is reduced, the damage of the large water pressure to the ultrafiltration membrane wires is reduced, and the ultrafiltration membrane wires are longer in service life and more durable.

Description

Technical Field

[0001] The utility model relates to the field of ultrafiltration membrane filtering components, in particular to an ultrafiltration membrane filtering component. Background Art

[0002] Ultrafiltration membrane is an artificial permeable membrane used in the ultrafiltration process. It is generally made of polymer materials such as cellulose acetate, cellulose acetate ester, polyethylene, polysulfone and polyamide. It is generally pre-made into various types of membrane components such as tubular, plate, roll, capillary, etc., and then multiple components are assembled together for application to increase the filtration area and facilitate maintenance. In the prior art, the Chinese utility model type patent with announcement number: CN210656512U and patent name "An Ultrafiltration Membrane Filter Component" discloses an ultrafiltration membrane filter component. The document has the function of automatic cleaning, no need to disassemble for manual cleaning, and completes the cleaning operation without affecting the normal use of the device, greatly improving the work efficiency, saving time and labor, and having obvious filtering effect. It is flexible to use and has strong practicality, meeting the use needs in the existing market. However, in this solution, when clean water enters the component, when the water pressure at the water inlet is too high, it is easy to damage the ultrafiltration membrane filaments in the component, resulting in a short service life of the ultrafiltration membrane filaments and the need for frequent replacement, so it needs to be improved. Utility Model Content

[0003] The main purpose of the utility model is to provide an ultrafiltration membrane filtering component, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] An ultrafiltration membrane filtration component comprises a shell, in which an ultrafiltration membrane filament is movably installed, two ends of the shell are fixedly installed with connecting platforms, one end of the shell is fixedly connected to a water inlet cover, and the other end is fixedly connected to a sewage outlet cover, sealing rings are movably installed in the water inlet cover and the sewage outlet cover, and the sealing rings are located at the side of the connecting platform, two ends of the ultrafiltration membrane filament pass through the sealing rings, a connecting pipe is fixedly connected to the surface of the water inlet cover, a No. 1 ring plate is fixedly connected to the connecting pipe, an elastic water bag is fixedly connected to the connecting pipe, a positioning piece is provided at the outer side of the elastic water bag, one end of the positioning piece is fixedly connected to a No. 2 ring plate, the No. 2 ring plate is located at the side of the No. 1 ring plate, and the connecting pipe is movably installed in the positioning piece.

[0006] Preferably, the connecting platform is provided with threads, and the inner walls of the water inlet cover and the sewage outlet cover are also engraved with threads, and the water inlet cover and the sewage outlet cover are fixedly connected to the connecting platform via the threads.

[0007] Preferably, a clean water outlet pipe is fixedly connected to the side of the shell, and a positioning ring is fixedly connected to the inner wall of the water inlet cover and the sewage outlet cover, and the positioning ring is located at the side of the sealing ring.

[0008] Preferably, a connecting head is fixedly connected to the connecting tube, one end of the elastic water bag is fixedly connected to the connecting head, a clamping piece is fixedly connected to the connecting head, one end of the elastic water bag is located on the inner side of the clamping piece, and the connecting head is located on the inner side of the elastic water bag.

[0009] Preferably, the clamping member is fixedly connected with a No. 2 bolt and a No. 2 nut, and the clamping member fixes the elastic water bag to the connecting head via the No. 2 bolt and the No. 2 nut.

[0010] Preferably, a connecting groove is provided on the side of the positioning member, and the No. 2 ring plate is fixedly connected to the No. 1 ring plate by a No. 1 bolt and a No. 1 nut.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] In the utility model, by providing a connecting pipe, an elastic water bag and a positioning piece, when the water pressure in the water inlet cover is too high and too much water enters, clean water enters the elastic water bag through the connecting pipe, and the elastic water bag expands, thereby accommodating more clean water, reducing the pressure on the ultrafiltration membrane filaments in the outer shell, reducing the damage to the ultrafiltration membrane filaments caused by high water pressure, and making the ultrafiltration membrane filaments have a longer service life and more durability. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a cross-sectional structural schematic diagram of the water inlet cover of the utility model;

[0015] Figure 3 for Figure 2 Enlarged view of point A in the middle.

[0016] In the figure: 1. outer shell; 2. connecting platform; 3. sealing ring; 4. ultrafiltration membrane wire; 5. clean water outlet pipe; 6. water inlet cover; 7. sewage outlet cover; 8. positioning ring; 9. connecting pipe; 10. connecting head; 11. No. 1 ring plate; 12. No. 1 bolt; 13. No. 1 nut; 14. elastic water bag; 15. clamping part; 16. No. 2 bolt; 17. No. 2 nut; 18. positioning part; 19. connecting groove; 20. No. 2 ring plate. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0018] like Figure 1-3 As shown, an ultrafiltration membrane filtration component comprises a shell 1, in which an ultrafiltration membrane wire 4 is movably installed, connecting platforms 2 are fixedly installed at both ends of the shell 1, one end of the shell 1 is fixedly connected to a water inlet cover 6, and the other end is fixedly connected to a sewage outlet cover 7, a sealing ring 3 is movably installed in the water inlet cover 6 and the sewage outlet cover 7, and the sealing ring 3 is located at the side position of the connecting platform 2, and both ends of the ultrafiltration membrane wire 4 penetrate the sealing ring 3, the surface of the water inlet cover 6 is fixedly connected to a connecting pipe 9, a No. 1 ring plate 11 is fixedly connected to the connecting pipe 9, an elastic water bag 14 is fixedly connected to the connecting pipe 9, a thread is provided on the connecting platform 2, and the inner walls of the water inlet cover 6 and the sewage outlet cover 7 are also engraved with threads, the water inlet cover 6 and the sewage outlet cover 7 are fixedly connected to the connecting platform 2 through threads, and the side position of the shell 1 is fixedly connected to a clean water outlet pipe 5 A positioning ring 8 is fixedly connected to the inner wall of the water inlet cover 6 and the sewage outlet cover 7, and the positioning ring 8 is located at the side position of the sealing ring 3. A connector 10 is fixedly connected to the connecting pipe 9, and one end of the elastic water bag 14 is fixedly connected to the connector 10. A clamping piece 15 is fixedly connected to the connector 10, and one end of the elastic water bag 14 is located at the inner side of the clamping piece 15, and the connector 10 is located at the inner side of the elastic water bag 14. A No. 2 bolt 16 and a No. 2 nut 17 are fixedly connected to the clamping piece 15. The clamping piece 15 fixes the elastic water bag 14 to the connector 10 through the No. 2 bolt 16 and the No. 2 nut 17. The clamping piece 15 fixes the elastic water bag 14 to the connector 10, and the clamping piece 15 is fixed by the No. 2 bolt 16 and the No. 2 nut 17, so as to facilitate the disassembly and installation of the clamping piece 15.

[0019] like Figure 1-3 As shown, a positioning piece 18 is provided at the outer side of the elastic water bag 14, and one end of the positioning piece 18 is fixedly connected with a No. 2 ring plate 20, which is located at the side of the No. 1 ring plate 11, and the connecting pipe 9 is movably installed in the positioning piece 18. A connecting groove 19 is provided at the side of the positioning piece 18, and the No. 2 ring plate 20 is fixedly connected to the No. 1 ring plate 11 by a No. 1 bolt 12 and a No. 1 nut 13. The elastic water bag 14 can be inserted into the positioning piece 18 through the connecting groove 19, and the No. 2 ring plate 20 of the positioning piece 18 is fixedly connected to the No. 1 ring plate 11 by a No. 1 bolt 12 and a No. 1 nut 13, which is convenient for disassembly and installation of the positioning piece 18. The positioning piece 18 limits the elastic water bag 14, so that the elastic water bag 14 remains upright, and the elastic water bag 14 is reset, so that drainage is more convenient.

[0020] It should be noted that the utility model is an ultrafiltration membrane filtration component, the water inlet cover 6 and the sewage outlet cover 7 are fixedly sealed with the housing 1 through the sealing ring 3, the clean water enters from the ultrafiltration membrane wire 4 in the water inlet cover 6, the clean water is filtered through the ultrafiltration membrane wire 4, the filtered clean water is removed from the clean water outlet pipe 5, the unfiltered clean water in the ultrafiltration membrane wire 4 is removed from the other end, and is removed from the sewage outlet cover 7. When the water pressure at the water inlet cover 6 is too high and too much water enters, the pressure on each component of the component increases, the ultrafiltration membrane wire 4 is easily damaged, and the service life is reduced. In this application, a connecting pipe 9 is provided at the side position of the water inlet cover 6. When the water pressure is too high, the clean water passes through the connecting pipe 9 The connector 10 enters the elastic water bag 14. When the clean water in the elastic water bag 14 is too much, the elastic water bag 14 expands and increases to accommodate more clean water. The elastic water bag 14 is located in the positioning piece 18, so that the elastic water bag 14 remains vertical, and the elastic water bag 14 is prevented from moving to the lower position of the connector 10. When the water pressure at the water inlet cover 6 is reduced, the elastic water bag 14 is reset, thereby discharging the clean water in the elastic water bag 14, making it easier for the elastic water bag 14 to face the next increase in water pressure. Through the increase in the elastic water bag 14, it is easier to accommodate more clean water, reduce the water pressure in the water inlet cover 6, reduce the damage to the ultrafiltration membrane filament 4 by water pressure, and maintain the service life of the ultrafiltration membrane filament 4.

[0021] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. It is only a preferred embodiment of the utility model, and its description is more specific and detailed, but it cannot be understood as limiting the scope of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The embodiments can be changed, modified, replaced and deformed without departing from the principle and purpose of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An ultrafiltration membrane filtration assembly, comprising a housing (1), wherein an ultrafiltration membrane wire (4) is movably mounted in the housing (1), connecting platforms (2) are fixedly mounted at both ends of the housing (1), one end of the housing (1) is fixedly connected to a water inlet cover (6), and the other end of the housing (1) is fixedly connected to a sewage outlet cover (7), characterized in that: A sealing ring (3) is movably installed in the water inlet cover (6) and the sewage outlet cover (7), and the sealing ring (3) is located at a side position of the connecting platform (2). Both ends of the ultrafiltration membrane wire (4) penetrate the sealing ring (3). A connecting pipe (9) is fixedly connected to the surface of the water inlet cover (6). A first ring plate (11) is fixedly connected to the connecting pipe (9). An elastic water bag (14) is fixedly connected to the connecting pipe (9). A positioning piece (18) is provided at an outer position of the elastic water bag (14). One end of the positioning piece (18) is fixedly connected to a second ring plate (20). The second ring plate (20) is located at a side position of the first ring plate (11). The connecting pipe (9) is movably installed in the positioning piece (18).

2. The ultrafiltration membrane filtration component according to claim 1, characterized in that: The connecting platform (2) is provided with threads, and the inner walls of the water inlet cover (6) and the sewage outlet cover (7) are also engraved with threads. The water inlet cover (6) and the sewage outlet cover (7) are fixedly connected to the connecting platform (2) via the threads.

3. An ultrafiltration membrane filtration component according to claim 2, characterized in that: A clean water outlet pipe (5) is fixedly connected to the side of the housing (1), and a positioning ring (8) is fixedly connected to the inner wall of the water inlet cover (6) and the sewage outlet cover (7), and the positioning ring (8) is located on the side of the sealing ring (3).

4. The ultrafiltration membrane filtration component according to claim 3, characterized in that: The connecting tube (9) is fixedly connected to a connecting head (10), one end of the elastic water bag (14) is fixedly connected to the connecting head (10), the connecting head (10) is fixedly connected to a clamping piece (15), one end of the elastic water bag (14) is located inside the clamping piece (15), and the connecting head (10) is located inside the elastic water bag (14).

5. The ultrafiltration membrane filtration component according to claim 4, characterized in that: A No. 2 bolt (16) and a No. 2 nut (17) are fixedly connected to the clamping member (15), and the clamping member (15) is used to fix the elastic water bag (14) to the connecting head (10) via the No. 2 bolt (16) and the No. 2 nut (17).

6. The ultrafiltration membrane filtration component according to claim 5, characterized in that: A connecting groove (19) is provided on the side of the positioning member (18), and the second ring plate (20) is fixedly connected to the first ring plate (11) via a first bolt (12) and a first nut (13).

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