Metal plate control cabinet

The invention discloses a metal plate control cabinet, and provides a metal plate control cabinet capable of rapidly cooling. According to the technical scheme, the metal plate control cabinet comprises a cabinet body, wherein a cabinet door hinged to the cabinet body is arranged on one side of the cabinet body, a heat dissipation device is also arranged in the cabinet body, the heat dissipation device comprises openings formed in the inner wall and the outer wall of the cabinet body, sliding rails arranged on the two sides of the openings, a sliding door arranged between the sliding rails, athreaded hole formed in the top end of the cabinet body, a screw rod located in the threaded hole and penetrating through the cabinet body, a connecting block located at one end of the screw rod, a connecting rod hinged to the connecting block, a mounting block located on the inner wall of the sliding door and hinged to the connecting rod, a motor located at the top of the cabinet body, and a steering gear sleeving the sc