GIS cabinet applied to precise air supply control

The invention discloses a GIS cabinet applied to precise air supply control, which comprises a cabinet door arranged on the side surface of a cabinet body, a sealing mechanism arranged between the frame of the cabinet door and the frame of the cabinet body, a supporting mechanism arranged in the cabinet body, and a plurality of guide mechanisms fixedly connected in the cabinet body at equal intervals along the vertical direction, different electronic elements are respectively arranged in the plurality of guide mechanisms, and the guide mechanisms and the electronic elements are connected with the supporting mechanism through bolts; the air inlet device comprises a communicating pipeline, an air inlet mechanism is arranged at the top of the communicating pipeline, the bottom of the air inlet mechanism communicates with the top of the communicating pipeline, the air inlet mechanism communicates with an external air conditioner, and a filtering mechanism is arranged at the bottom of the communicating pipeline; t