Rotatable membrane aeration bio-membrane reactor

The utility model provides a rotatable membrane aeration bio-membrane reactor. The rotatable membrane aeration bio-membrane reactor comprises a membrane frame, an MABR (Membrane Aerated Baffled Reactor) membrane assembly, an air supply assembly and a driving assembly, an upper membrane frame fixing frame, an upper MABR membrane assembly fixing frame, a lower MABR membrane assembly fixing frame and a lower membrane frame fixing frame are arranged on the membrane frame, and the MABR assembly is rotationally arranged between the upper MABR membrane assembly fixing frame and the lower MABR membrane assembly fixing frame; the driving assembly is connected with the MABR assembly and drives the MABR assembly to rotate; the MABR membrane assembly comprises a mounting base, a membrane tube base, a membrane tube fixing seat, a connecting sleeve, an air inlet tube and an MABR membrane tube; the MABR membrane tube is communicated with an air inlet cavity in the membrane tube base; one end of the air inlet pipe is communi