Washing and airing all-in-one machine

The invention discloses a washing and airing all-in-one machine. The washing and airing all-in-one machine comprises a machine body, a cleaning module, a first driving part, a weather screen, a bottom curtain and a water supply and drainage part; the machine body is fixedly connected to a wall top; a hanger is arranged on the machine body and is used for hanging clothes; the cleaning module slides in the vertical direction relative to the machine body; the first driving part is arranged on the machine body and used for driving the cleaning module to lift; the weather screen is provided with a top frame, a first curtain body and a bottom frame; the top frame is fixedly connected with the machine body or the wall top; the first curtain body is suitable for being folded and stretched; the bottom curtain is provided with a first end, a second end and a second curtain body; the first end is fixedly connected with one end of the bottom frame, and the second end slides along the bottom frame; the second curtain body