Extensible combined type multifunctional command set

The utility model discloses an extensible combined type multifunctional command set, relates to the technical field of command sets, and aims to solve the problems of poor heat dissipation and low installation efficiency of the conventional command set caused by poor heat dissipation of a cabinet and inconvenience in internal installation. Comprising a cabinet shell, a deck plate is arranged at the upper end of the cabinet shell, a cabinet door is arranged on the front end face of the cabinet shell, heat dissipation holes are formed in the two sides of the cabinet shell, the side plates are arranged on the outer portions of the two sides of the cabinet shell, hand lifting grooves are formed in the outer sides of the side plates, side plate reinforcing layers are arranged in the side plates, and the hand lifting grooves are formed in the outer sides of the side plates. A sealing edge strip is arranged on the inner side of the side plate reinforcing layer, a fixing inserting column is arranged on the inner side