Computer case capable of rapidly cooling and purifying air

The utility model discloses a computer case capable of quickly cooling and purifying air, which comprises a case body, an air purifying structure is mounted at the top end of the case body, the air purifying structure comprises an air inlet, the air inlet is mounted at the top end of the case body, a primary filtering layer is mounted in the air inlet, and a secondary filtering layer is mounted in the primary filtering layer. An activated carbon filtering layer is installed at the bottom end of the primary filtering layer, an air suction wheel is installed at the bottom end of the activated carbon filtering layer, a box door is installed on one side of the machine box body, and a magnetic suction strip is arranged on the inner wall of the box door. An air suction wheel in the machine box body rotates to convey air into the machine box body through an air inlet in the top end of the machine box body, a primary filtering layer at the bottom end of the air inlet can preliminarily filter particles such as dust in