Dish washing machine and air suction device thereof

The invention discloses a dish washing machine and an air suction device thereof. The air suction device of the dish washing machine comprises a shell and a baffle assembly. The shell is provided with an air inlet, an air outlet and an air flue. The air inlet and the air outlet are communicated through the air flue. The bottom of the shell is provided with a water storage chamber and a first water outlet. The air flue and the first water outlet are communicated through the water storage chamber. The baffle assembly comprises a baffle arranged inside the water storage chamber. The baffle can move between the first position and the second position. When the baffle is at the first position, the baffle seals the first water outlet, and when the baffle is at the second position, the baffle opens the first water outlet. According to the air suction device of the dish washing machine, when the baffle seals the first water outlet, moisture can be prevented from leaking, and when the baffle opens the first water outle