Kitchen ventilator capable of automatically scrubbing oily fume filtering mesh enclosure

The invention discloses a kitchen ventilator capable of automatically scrubbing oily fume filtering mesh enclosure, which is characterized in that the middle of a frustum-shaped oily fume filtering mesh enclosure is vertically provided with a rotation axis, and the lower end of the rotation axis is successively provided with an external cleaning brush bracket, an external cleaning brush strut barand an external cleaning brush; the lower section of the rotation axis in the oily fume filtering mesh enclosure is successively provided with an internal cleaning brush bracket, an internal cleaningbrush strut bar and an internal cleaning brush; the upper end of a spring is respectively hung on the upper end of the internal cleaning brush strut bar and the external cleaning brush strut bar, andthe lower end of the spring is respectively hung on the outer end of the internal cleaning brush bracket and the external cleaning brush bracket; a micro motor is installed on one side of the inner layer of the enclosure body and is connected with the upper end of the rotation axis by a flexible axis; the lower end of a long-axis motor is provided with a fan vane; the micro motor drives the internal cleaning brush and the external cleaning brush to simultaneously rotate when slowly rotating and can clean oil stain in and out of the oily fume filtering mesh enclosure within half minute; and the fan vane performs the action of improving gas flow rate and filtering. The invention solves the problem of manually cleaning the oily fume filtering mesh enclosure.