Low-voltage power distribution cabinet with heat dissipation air duct structure

The utility model provides a low-voltage power distribution cabinet with a heat dissipation air duct structure, which comprises a cabinet body, a transverse partition plate is arranged at the bottom of the cabinet body, and the transverse partition plate divides the space in the cabinet body into an accommodating space and a heat dissipation air duct; a through groove is formed in the middle of the transverse partition plate, an air draft paddle rotating on the horizontal plane to blow air downwards is arranged in the through groove, a vertical rotating shaft is arranged on the shaft portion of the air draft paddle and extends downwards to be fixedly connected with an output shaft of a motor fixed to the bottom of the heat dissipation air channel, and the motor drives the air draft paddle to rotate through the vertical rotating shaft. A first bevel gear is coaxially installed on the vertical rotating shaft located in the heat dissipation air channel, the first bevel gear is meshed with a second bevel gear, an