An automatic dedusting appliance cabinet for an intelligent substation by respectively arranging a dust removing device (5) and a dust collecting device (11) on the left and right sides of a cabinet body (2), and the start and stop of the dust removing device and the dust collecting device are controlled by a control module, The utility model realizes the automatic dust removal of the cabinet body, effectively avoids the probability of accidents caused by dust, etc. The utility model has the characteristics of simple structure, convenient operation, certain economic benefit, and more importantly, the utility model can effectively improve the reliability of the power supply of the electric network, etc., and is suitable for wide-range popularization and application.