Ultrafiltration membrane assembly with aeration hole distributor

The utility model discloses an ultrafiltration membrane component with an aeration hole distributor, which comprises a pressure-bearing shell and an ultrafiltration membrane group, and is characterized in that the pressure-bearing shell consists of a membrane shell, an upper end cover, a lower end cover, an upper hoop and a lower hoop; the ultrafiltration membrane group consists of membrane filaments, an upper distributor, a lower distributor, a central pipe, an upper connecting pipe, a lower connecting pipe and an air inlet pipe; the lower distributors are distributors with aeration holes; the double-end water production is realized by utilizing the water production openings at the two ends, so that the water production amount is increased, and the requirement of large-scale water production is met; meanwhile, the air inlet is formed in the lower end cover, automatic aeration is achieved through the lower distributor with the aeration holes, a uniform and comprehensive backwashing function is achieved during