Frequency converter with waterproof function

The utility model relates to a frequency converter with a waterproof function, which comprises a frequency converter shell, a water collecting frame is fixedly arranged at the top of the frequency converter shell, a sewer pipe is fixedly arranged at the bottom in the water collecting frame in a penetrating manner, water guide plates are fixedly arranged on two sides of the top in the frequency converter shell respectively, the water guide plates are arranged in a U shape, and the two water guide plates are symmetrically arranged. L-shaped water guiding grooves are formed in the inner walls of the two sides of the frequency converter shell, water guiding plates are erected on the tops of the L-shaped water guiding grooves, the ends, away from the water guiding plates, of the L-shaped water guiding grooves are through, the water guiding plates are fixedly arranged on the two sides of the frequency converter shell in a sealed mode, water guiding through grooves are formed in the water flowing plates, and the wat