Desert air filter structure of generator set

The invention discloses a desert air filter structure of a generator set. The desert air filter structure comprises a shell and the generator set located in the shell, wherein a filter screen is fixedly embedded in the end of the shell; a cover plate is fixed to the inner side of the filter screen and is conical; a cyclone separator is arranged in the shell; an air inlet pipe is connected to the end of the cover plate; the end part of the air inlet pipe is connected with the air inlet end of the cyclone separator; the exhaust end of the cyclone separator is connected with an air outlet pipe; a sand storage box is arranged at the lower side of the shell; a dust discharge port of the cyclone separator is connected with the sand storage box through a dust discharge pipe; a mounting rod is fixed in the shell; and a rotating disc is installed on the outer wall of the mounting rod. According to the structure, airflow is filtered for multiple times, cleanliness of the airflow in the shell is guaranteed, health of th