Outdoor waterproof dry-type transformer with overload protection function

The utility model relates to the technical field of transformers, and discloses an outdoor waterproof dry-type transformer with overload protection, which comprises a dry-type transformer shell, the upper end of the dry-type transformer shell is connected with a rain shelter, and the lower end of the dry-type transformer shell is connected with a fixed base. Movable doors are hinged to the two sides of the front end of the dry-type transformer shell. When a person uses a tool to forcibly rotate the rotary lock, the pressure sensor sends out a signal, the second air cylinder pushes the fixing head and the connector, the connector drives one end of the connecting rod to move, and the other end of the connecting rod pushes the push rod until the push rod is embedded into the shell of the dry-type transformer and is locked. An air pump and a first air cylinder are started at regular time, airflow enters the cleaning box along a ventilation pipe, finally, the airflow is sprayed out of an outlet of the cleaning box