Dust collection assembly and sweeping robot

The utility model belongs to the technical field of floor sweeping equipment, and particularly discloses a dust collection assembly which comprises a vacuum box and a dust collection box, the vacuum box is communicated with the dust collection box, a filter unit is arranged at the communication position of the vacuum box and the dust collection box, the vacuum box is provided with an air outlet, a fan is installed at the air outlet, and a dust collection opening is formed in the bottom of the dust collection box. The dust collection assembly further comprises a cover plate and a stand column arranged on the edge of the dust collection opening, the cover plate and the stand column are both arranged in the dust collection box, the cover plate is provided with an open hole and arranged on the stand column in a sleeving mode through the open hole, and an anti-disengaging piece is arranged at the top of the stand column so that the cover plate can close or open the dust collection opening. When the fan works, air