Metal armoring draw -out type switch cabinet

The utility model discloses a metal armoring draw -out type switch cabinet, including the cubical switchboard main part, cubical switchboard main part upper end is equipped with the heat dissipation case, the heat dissipation case is cylindrical opening mechanism, the inside columniform filter equipment that has cup jointed in heat dissipation case upper end, be equipped with ring groove on the filter equipment inner wall, filter structure is equipped with among the ring groove, filter structure be equipped with with ring groove complex annular cassette, be equipped with the fan through the mount on the heat dissipation incasement wall, the fan lower extreme is equipped with the refrigeration piece, the heat dissipation case passes through air intake and cubical switchboard main part intercommunication, be equipped with the indoor temperature sensor in the cubical switchboard main part, the heat dissipation box is equipped with the outdoor temperature sensor outward, the utility model discloses novel structur