Multimedia all-in-one machine

The utility model provides a multimedia all-in-one machine, and relates to the technical field of information multimedia equipment. The utility model comprises a base and a casing. Wherein the machineshell comprises a first machine shell body and a second machine shell body, a supporting shaft is arranged at the upper end of the base, a workbench, a first rotating sleeve shaft and a second rotating sleeve shaft are arranged on the supporting shaft, a first machine shell body is arranged on the first rotating sleeve shaft, a connecting shaft is arranged on the second rotating sleeve shaft, a second machine shell body is arranged on the connecting shaft, and the workbench is located below the first machine shell body. The device is simple in structure, has a good ventilation effect due to the arrangement of the multi-layer fan, the ventilation pipe, the heat dissipation net and the heat dissipation holes, effectively improves the heat dissipation effect of the device, avoids the situation that the running speed