Hollow fiber membrane module based on TIPS-stretching synergistic pore-forming technology

Abstract

The invention discloses a hollow fiber membrane module based on a TIPS-stretching synergistic pore-forming technology, and relates to the field of hollow fiber membranes, the hollow fiber membrane module comprises an upper fixing frame and a lower fixing frame, a plurality of groups of membrane filaments are arranged between the upper fixing frame and the lower fixing frame, each group of membrane filaments comprises a plurality of membrane filaments, the top of each group of membrane filaments is fixedly connected with an upper mounting block, and the top of each group of membrane filaments is fixedly connected with a lower mounting block. A lower mounting block is fixedly connected to the bottom of each group of membrane filaments, a first mounting groove corresponding to the upper mounting block is formed in the top of the upper fixing frame, and a penetrating opening corresponding to the lower mounting block is formed in the bottom of the first mounting groove. The rotating disc is rotated to drive the threaded rod to rotate, the threaded rod pushes the threaded barrel through the thread moving principle during rotation, the threaded barrel moves downwards due to limitation of the limiting barrel and the limiting rod, the lower fixing frame is pushed, and the distance between the upper fixing frame and the lower fixing frame is adjusted; and membrane filaments with different lengths can be conveniently mounted.

Description

Technical Field

[0001] The present invention relates to the field of hollow fiber membranes, and in particular to a hollow fiber membrane component based on TIPS-stretching synergistic pore-forming technology. Background Art

[0002] Hollow fiber membrane components are mainly used for sewage treatment in the fields of municipal administration, electricity, steel, petrochemical, textile, food, etc. At present, when assembling hollow fiber membranes, most of them cannot adjust their component frames according to the size of the MBR hollow fiber membranes, which limits their use and reduces their effectiveness.

[0003] Therefore, it is necessary to invent a hollow fiber membrane assembly based on TIPS-stretching synergistic pore-forming technology to solve the above problems. Summary of the Invention

[0004] The object of the present invention is to provide a hollow fiber membrane module based on TIPS-stretching synergistic pore-forming technology to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a hollow fiber membrane assembly based on TIPS-stretching collaborative pore-forming technology, comprising an upper fixing frame and a lower fixing frame, a plurality of groups of membrane filaments are arranged between the upper fixing frame and the lower fixing frame, each group of membrane filaments is provided with a plurality of membrane filaments, the top of each group of membrane filaments is fixedly connected to an upper mounting block, and the bottom of each group of membrane filaments is fixedly connected to a lower mounting block, the top of the upper fixing frame is provided with a first mounting groove corresponding to the upper mounting block, the bottom of the first mounting groove is provided with a through-opening corresponding to the lower mounting block, the top of the lower fixing frame is provided with a second mounting groove corresponding to the lower mounting block, the bottom of the upper fixing frame is rotatably connected to a threaded rod through a bearing, the bottom of the threaded rod is threadedly connected to a threaded barrel, and the bottom of the threaded barrel is fixedly connected to the top of the lower fixing frame.

[0006] Preferably, a rotation groove is formed on the top of the upper fixing frame, and the top end of the threaded rod extends into the rotation groove and is fixedly connected to a turntable.

[0007] Preferably, the front and rear sides of the lower mounting block are fixedly connected with mounting plates, the front and rear sides of the second mounting slot are provided with third mounting slots corresponding to the mounting plates, the surfaces of the mounting plate and the third mounting slot are provided with corresponding first threaded holes, and the first threaded holes are threaded with first bolts.

[0008] Preferably, a cover plate is provided on the top of the upper fixing frame, and fixing plates are connected to the left and right sides of the cover plate. Corresponding second threaded holes are opened on the side walls of the fixing plate and the upper fixing frame, and second bolts are threadedly connected in the second threaded holes.

[0009] Preferably, the four bottom corners of the upper fixing frame are fixedly connected to the limiting cylinder, and the four top corners of the lower fixing frame are connected to the limiting rod, and the limiting rod and the limiting cylinder are slidably arranged.

[0010] Technical effects and advantages of the present invention: By rotating the turntable, the threaded rod is driven to rotate. When the threaded rod rotates, it pushes the threaded barrel through the principle of thread movement. The threaded barrel moves downward due to the restriction of the limit barrel and the limit rod, and pushes the lower fixing frame, thereby adjusting the distance between the upper fixing frame and the lower fixing frame, which can facilitate the installation of membrane filaments of different lengths. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 For the present invention Figure 1 Schematic diagram of the cross-sectional structure; Figure 3 Schematic diagram of the top view of the lower fixing frame of the present invention; Figure 4 For the present invention Figure 2 A schematic diagram of the enlarged structure of part A; Figure 5 For the present invention Figure 3 Schematic diagram of the enlarged structure of part B.

[0012] In the figure: 1. Upper fixing frame; 2. Lower fixing frame; 3. Membrane wire; 4. Upper mounting block; 5. Lower mounting block; 6. Threaded rod; 7. Threaded barrel; 8. Turntable; 9. Mounting plate; 10. First bolt; 11. Cover plate; 12. Fixing plate; 13. Second bolt; 14. Limit barrel; 15. Limit rod. DETAILED DESCRIPTION

[0013] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0014] The present invention provides Figure 1-5The hollow fiber membrane assembly shown is based on TIPS-stretching collaborative pore forming technology, including an upper fixing frame 1 and a lower fixing frame 2, a plurality of groups of membrane filaments 3 are arranged between the upper fixing frame 1 and the lower fixing frame 2, each group of membrane filaments 3 is provided with a plurality of, the top of each group of membrane filaments 3 is fixedly connected to an upper mounting block 4, the bottom of each group of membrane filaments 3 is fixedly connected to a lower mounting block 5, the width of the upper mounting block 4 is greater than that of the lower mounting block 5, the top of the upper fixing frame 1 is provided with a first mounting groove corresponding to the upper mounting block 4, the bottom of the first mounting groove is provided with a through opening corresponding to the lower mounting block 5, the top of the lower fixing frame 2 is provided with a through opening corresponding to the lower mounting block 5 The second mounting groove corresponding to the mounting block 5, the bottom of the upper fixing frame 1 is rotatably connected to the threaded rod 6 through a bearing, the bottom of the threaded rod 6 is threadedly connected to the threaded cylinder 7, the bottom of the threaded cylinder 7 is fixedly connected to the top of the lower fixing frame 2, and the turntable 8 is rotated to drive the threaded rod 6 to rotate. When the threaded rod 6 rotates, it pushes the threaded cylinder 7 through the principle of thread movement. The threaded cylinder 7 is restricted by the limit cylinder 14 and the limit rod 15, so that it moves downward and pushes the lower fixing frame 2, so as to adjust the distance between the upper fixing frame 1 and the lower fixing frame 2, which can facilitate the installation of membrane wires 3 of different lengths.

[0015] A rotation slot is provided at the top of the upper fixing frame 1 , and the top end of the threaded rod 6 extends into the rotation slot and is fixedly connected to a turntable 8 . By rotating the turntable 8 , the threaded rod 6 can be easily driven to rotate.

[0016] The front and rear sides of the lower mounting block 5 are fixedly connected with mounting plates 9, and the front and rear sides of the second mounting groove are provided with third mounting grooves corresponding to the mounting plates 9. The surfaces of the mounting plates 9 and the third mounting groove are provided with corresponding first threaded holes, and the first threaded holes are threadedly connected with first bolts 10. By using the first bolts 10, the mounting plate 9 is locked in the third mounting groove, so that the lower mounting block 5 can be fixed, thereby fixing the bottom of the membrane filament 3.

[0017] A cover plate 11 is provided on the top of the upper fixing frame 1, and fixing plates 12 are connected to the left and right sides of the cover plate 11. Corresponding second threaded holes are opened on the fixing plate 12 and the side walls of the upper fixing frame 1, and second bolts 13 are threadedly connected in the second threaded holes. By covering the upper fixing frame 1 with the cover plate 11 and making the two fixing plates 12 located on the left and right sides of the upper fixing frame 1, and finally locking it with the second bolts 13, the upper mounting block 4 can be limited by the cover plate 11, thereby fixing the top of the membrane filament 3.

[0018] The four corners of the bottom of the upper fixing frame 1 are fixedly connected to the limiting cylinder 14, and the four corners of the top of the lower fixing frame 2 are connected to the limiting rod 15. The limiting rod 15 and the limiting cylinder 14 are slidably arranged to facilitate limiting the upper fixing frame 1 and the lower fixing frame 2.

[0019] Working principle of the present invention: By passing the lower mounting block 5 through the through-hole on the first mounting groove and installing the lower mounting block 5 in the second mounting groove on the lower fixing frame 2, and then installing the upper mounting block 4 in the first mounting groove, by using the first bolt 10, locking the mounting plate 9 in the third mounting groove, the lower mounting block 5 can be fixed, thereby fixing the bottom of the membrane wire 3, by covering the upper fixing frame 1 with the cover plate 11 and making the two fixing plates 12 located on the left and right sides of the upper fixing frame 1, and finally locking it with the second bolt 13, the upper mounting block 4 can be limited by the cover plate 11, thereby fixing the top of the membrane wire 3, and by rotating the turntable 8, the threaded rod 6 is driven to rotate. When rotating, the threaded rod 6 pushes the threaded cylinder 7 according to the principle of thread movement. The threaded cylinder 7 moves downward due to the restriction of the limit cylinder 14 and the limit rod 15, and pushes the lower fixing frame 2, adjusting the distance between the upper fixing frame 1 and the lower fixing frame 2, thereby straightening the membrane wire 3 and fixing membrane wires 3 of different lengths.

[0020] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A hollow fiber membrane module based on TIPS-stretching synergistic pore forming technology, comprising an upper fixing frame and a lower fixing frame, wherein multiple groups of membrane filaments are arranged between the upper fixing frame and the lower fixing frame, each group of membrane filaments being provided with multiple membrane filaments, characterized in that: The top of each group of membrane threads is fixedly connected to an upper mounting block, and the bottom of each group of membrane threads is fixedly connected to a lower mounting block. The top of the upper fixing frame is provided with a first mounting groove corresponding to the upper mounting block, and the bottom of the first mounting groove is provided with a through-hole corresponding to the lower mounting block. The top of the lower fixing frame is provided with a second mounting groove corresponding to the lower mounting block. The bottom of the upper fixing frame is rotatably connected to a threaded rod through a bearing, and the bottom of the threaded rod is threadedly connected to a threaded barrel, and the bottom of the threaded barrel is fixedly connected to the top of the lower fixing frame.

2. The hollow fiber membrane module based on TIPS-stretching synergistic pore forming technology according to claim 1, characterized in that: A rotation slot is provided on the top of the upper fixing frame, and the top end of the threaded rod extends into the rotation slot and is fixedly connected to a turntable.

3. The hollow fiber membrane module based on TIPS-stretching synergistic pore forming technology according to claim 2, characterized in that: The front and rear sides of the lower mounting block are fixedly connected with mounting plates, the front and rear sides of the second mounting slot are provided with third mounting slots corresponding to the mounting plates, the surfaces of the mounting plate and the third mounting slot are provided with corresponding first threaded holes, and the first bolts are threadedly connected in the first threaded holes.

4. The hollow fiber membrane module based on TIPS-stretching synergistic pore forming technology according to claim 3, characterized in that: A cover plate is provided on the top of the upper fixing frame, and fixing plates are connected to the left and right sides of the cover plate. Corresponding second threaded holes are opened in the side walls of the fixing plate and the upper fixing frame, and second bolts are threadedly connected in the second threaded holes.

5. The hollow fiber membrane module based on TIPS-stretching synergistic pore forming technology according to claim 4, characterized in that: The four corners of the bottom of the upper fixing frame are fixedly connected to the limiting cylinder, and the four corners of the top of the lower fixing frame are connected to the limiting rod, and the limiting rod and the limiting cylinder are slidably arranged.

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