Boric acid membrane evaporation device

The utility model discloses a boric acid membrane evaporation device which comprises a containing assembly, the containing assembly comprises a box body and a water tank, an evaporation assembly is installed on the inner side of the box body, the evaporation assembly comprises a condensation piece and a hydrophobic membrane, communication mechanisms are installed on the two sides of the box body, and each communication mechanism comprises a guide pipe. A water drainage set is installed at the bottom of the box body, the water drainage set comprises a through opening and a drainage pipe, a one-way flow guide assembly is installed between the condensation piece and the hydrophobic membrane, the boric acid membrane evaporation device can utilize evaporated water vapor to provide energy needed by evaporation for boric acid, and then full utilization of the energy is guaranteed; the evaporation and concentration device is simple in structure and convenient to operate, avoids the situation that steam carries a larg