Absorption tower for gas trapping

The absorption tower comprises an absorption tower body, a reaction chamber, a first conveying assembly and a second conveying assembly, a cavity is formed in the absorption tower body, a gas inlet, a gas outlet, a liquid inlet and a liquid outlet are formed in the absorption tower body, the cavity comprises the reaction chamber, the liquid inlet and the gas outlet are located above the reaction chamber, and the first conveying assembly and the second conveying assembly are arranged in the cavity. The gas inlet and the liquid outlet are located below the reaction chambers, the reaction chambers comprise a first reaction chamber, a second reaction chamber and a third reaction chamber, the gas inlet is communicated with the first reaction chamber, the liquid inlet is communicated with the first reaction chamber, the gas outlet and the liquid outlet are communicated with the third reaction chamber, the first conveying assembly is connected with the first reaction chamber, and the second conveying assembly is con