Acid mist spraying absorption tower and process method thereof

The invention discloses an acid mist spraying absorption tower and a process method thereof.The spraying absorption tower comprises a shell, a mist outlet is formed in the top of the shell, a liquid discharging hole is formed in the bottom of the shell, an alkali liquor supplementing hole, an acid mist inlet pipeline, an alkali liquor circulating pipeline and an overhaul inlet are formed in the outer side of the shell, and a dust collecting net is arranged at the bottom of the inner side of the shell; a rotational flow plate is arranged in the middle of the inner side of the shell, a first grating frame and a second grating frame are arranged on the upper portion of the inner side of the shell and filled with ceramic wire net-shaped filler, spraying assemblies are arranged above the first grating frame and the second grating frame and communicated with an alkali liquor circulating pipeline, an alkali liquor pool is arranged at the bottom of the shell, and the alkali liquor pool is communicated with the alkali