Water separation curtain partition system with automatic floating function and biochemical pool

The invention discloses a water separation curtain partition system with an automatic floating function, which is applied to a biochemical pool for sewage treatment, and comprises a first strip-shaped foundation arranged at the bottom of the biochemical pool along a first direction; the second strip-shaped foundation is arranged at the pool bottom in the second direction perpendicular to the first direction; the first water separation curtain is separated, and the first side edge is connected with the first strip-shaped foundation; the third side edge is connected with the second strip-shaped foundation, and the biochemical pool is divided into a plurality of independent spaces by the second water separation curtain partition and the first water separation curtain partition; the water surface floating body is connected with the second side edge of the first water separation curtain partition and used for unfolding the first water separation curtain partition in the vertical direction and floating on the water