Multidirectional pulse electromagnetic sewage purification device and sewage purification treatment method

The invention relates to the technical field of sewage purification, in particular to a multidirectional pulse electromagnetic sewage purification device. The device comprises a mounting base and an adsorption cabin rotationally arranged on the mounting base, the adsorption cabin is provided with a feeding port and a discharging port which are used for feeding and discharging sewage and magnetic adsorbents, and the positions, located at the feeding port and the discharging port, of the adsorption cabin are provided with a first blocking assembly and a second blocking assembly respectively; a first electromagnetic assembly for applying a pulsed magnetic field into the adsorption cabin is arranged on the inner side of the adsorption cabin; a plurality of temporary storage grooves are formed in the adsorption cabin, a push plate is arranged in the adsorption cabin in a sliding mode, the push plate and the side wall in the adsorption cabin are sealed in a sliding mode, and liquid pushing gaps exist between the pu