Assembled heat dissipation type high-low-voltage complete switch cabinet

The invention relates to an assembled heat dissipation type high-low-voltage complete switch cabinet, which comprises a fan device, heat dissipation discs, magnets, a lower L-shaped connecting plate,a lower connecting plate, an upper connecting plate and an upper L-shaped connecting plate, wherein the lower connecting plate is welded to the left side of the lower end of a switch cabinet body; thelower L-shaped connecting plate is welded to the right side of the lower end of the switch cabinet body; the two magnets are embedded into the side wall of the switch cabinet body; the upper connecting plate is welded to the left side of the upper end of the switch cabinet body; the upper L-shaped connecting plate is welded to the right side of the upper end of the switch cabinet body; the fan device is fixedly arranged at the left end of a fan motor; and the heat dissipation discs are fixedly arranged at the lower end of an air distribution box. The high-low-voltage complete switch cabinet is reasonable in device des