To keep fried foods from becoming soggy you can put the fried foods on a cooling rack.
The cooling rack helps to prevent the fried foods from becoming soggy, helps to cool down the fried foods more quickly and helps prevent any steam from collecting underneath the food.
The steam makes the food soggy so by getting rid of the steam or preventing the steam from collecting underneath the food the fried food doesn't become soggy.
To keep fried foods from becoming soggy the moisture must be driven out of the food so you'll need to remove the moisture from the food.
You could put the fried foods in a hot oven to help keep the food from getting soggy by heating up the food and getting rid of the moisture.