Damage-preventing automatic dishwasher

The invention discloses a damage-preventing automatic dishwasher, which comprises a dishwasher body and a top cover. A water inlet groove is formed in the upper end of the dishwasher body and connected with a water inlet pipe, and a plurality of washing holes are evenly formed in the bottom of the water inlet groove; a water outlet groove is formed in the bottoms of the washing holes and connectedwith a water outlet pipe, and the water inlet pipe and the water outlet pipe are connected with a water inlet valve and a water outlet valve correspondingly; a plurality of guiding rods are evenly arranged at the bottom of the top cover, the upper ends of the guiding rods are fixed to the bottom of the top cover, and the bottoms of the guiding rods are movably inserted in guiding holes in the upper end of the dishwasher body in a penetrating mode; and the top cover is connected with a lifting mechanism, and a washing mechanism matched with the washing holes is mounted on the top cover. The damage-preventing automatic