Immersion type hollow fiber membrane element, membrane module device, membrane module device system and preparation method
A fiber membrane and immersion technology, applied in the field of sewage treatment equipment, can solve problems such as low production efficiency, inconvenient installation and maintenance, and large system occupation
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[0051] see Figure 1-Figure 5 A submerged hollow fiber membrane element 10 comprises a lower end cover 101, a membrane case 102, a plurality of hollow fiber membrane filaments 103, an upper end cover 104, an upper end sealing and fixing layer 105 and a plurality of lower end sealing and fixing layers 106; The upper and lower ends of the membrane shell 102 are respectively fixed with an upper end cover 104 and a lower end cover 101; inside the lower end cover 101, a positioning baffle 30, a plurality of injection membrane boxes 20 and a plurality of fixing rings 107 are arranged. The positioning baffle 30 floats inside the lower end cover 101, and each of the injection membrane boxes 20 is assembled and positioned with the positioning baffle 30 through the fixing ring 107 and can slide up and down; Hollow fiber membrane filaments 103, the plurality of hollow fiber membrane filaments 103 are evenly divided into multiple hollow fiber membrane filament bundles, and the upper end o...
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