Exhaust grille dust removal equipment with light sensation sensor

The invention discloses exhaust grille dust removal equipment with a light sensation sensor. The equipment comprises a ventilation pipe, wherein a ventilation space is formed in the ventilation pipe,a ventilation grille is fixedly arranged on the lower side of the ventilation space, a first arrangement box is fixedly arranged on the lower end face of the left side of the ventilation pipe, a firstspace is formed in the first arrangement box, and a grid cleaning mechanism is arranged in the first space. According to the invention, dust removal work and filter screen replacement work of the ventilation grille can be automatically achieved; the degree of dust accumulation on a filter screen and the ventilation grille is recognized through the light sensation sensor arranged in the ventilation pipeline; the surface of the whole grille is cleaned without dead angles through two sliding rails and an air cylinder; and dust on the grille is cleaned and collected on the filter screen through the effect of spraying glue