Ore pulp desliming structure as well as stirring barrel and swirler comprising same

The ore pulp desliming structure comprises an ore pulp tank, a pulp inlet and an ore pulp outlet are formed in the ore pulp tank, a foam blocking plate is arranged on the portion, close to the ore pulp outlet, of the inner wall of the ore pulp tank, a foam scraping device is arranged in the ore pulp tank, a foam tank is arranged on one side of the foam scraping device, and the foam tank is arranged on the other side of the foam scraping device. The foam scraping device can drive foam on the upper portion of ore pulp in the ore pulp tank into the foam tank, a mud concentrate outlet is formed in the foam tank, a baffle is arranged at the position of the ore pulp outlet, an overflow opening for ore pulp overflow is formed in the baffle, and a flashboard lifting mechanism is arranged at the overflow opening. According to the structure, the ore pulp liquid level can be controlled, meanwhile, MIBC is added to serve as a desliming auxiliary foaming agent, pre-desliming of ore pulp before the ore pulp enters a flotat