Self-checking early warning type transformer

The invention discloses a self-checking early warning type transformer in the technical field of electric power, which comprises a transformer box body, an air outlet box is arranged at the top of the transformer box body, an air inlet box is arranged at the bottom of the transformer box body, two groups of air inlets are formed in the side wall of the air inlet box, and adsorption cotton is mounted in an inner cavity of the air inlet box; a driving motor is fixedly mounted on the outer wall of the transformer box body, a transmission shaft mounting frame is fixedly mounted in an inner cavity of the transformer box body, a transmission shaft is rotationally matched with an inner cavity of the transmission shaft mounting frame, and transmission shaft gears are uniformly arranged on the outer wall of the bottom end of the transmission shaft; according to the transformer, when the air humidity is small, a high-efficiency heat dissipation mode can be guaranteed through conventional air-cooled heat dissipation, wh