Shutdown cleaning method of sweeping robot, controller and storage medium

The invention relates to the field of sweeping robots, in particular to a shutdown cleaning method of a sweeping robot, a controller and a storage medium. The shutdown cleaning method of the sweeping robot comprises the steps that under the cleaning working condition, when a shutdown cleaning instruction is received, a draught fan is controlled to be switched to a high gear according to the shutdown cleaning instruction, and the draught fan continues to work for the first preset time; and within the first preset time, the wheel set motor is further controlled to execute a first period task of a first preset number of times, and the first period task is that the first angle is rotated and then the second angle is rotated. The fan is controlled to continuously work at a high gear so that the sweeping robot can efficiently suck and sweep stubborn dirt and water stains remaining in the ground and the cleaning component, the wheel set motor is controlled to rotate by the first angle and then rotate by the second a