Multifunctional combined washing tower

The utility model discloses a multifunctional combined washing tower, which comprises a tower body, at least two spray washing sections and liquid collecting areas, the spray washing sections are sequentially arranged in the tower body from bottom to top, the liquid collecting areas are in one-to-one correspondence with the spray washing sections and are arranged in the tower body, the lower end part of the tower body is provided with an air inlet, and the upper end part of the tower body is provided with an air outlet; the adjacent spray washing sections are communicated in gas phase and not communicated in liquid phase; wherein the liquid collecting area is communicated with the corresponding spraying and washing section and is used for receiving liquid sprayed by the corresponding spraying and washing section and supplying the liquid to the corresponding spraying and washing section through a water pump; and gas entering the tower body from the gas inlet is discharged from the gas outlet after being washed