Adjusting lifting mechanism and heat dissipation device of PLC control cabinet

The utility model relates to the technical field of PLC control cabinets, in particular to an adjusting lifting mechanism and a heat dissipation device of a PLC control cabinet. The driving unit comprises a servo motor, a driving gear on one side of the servo motor, a driven assembly movably connected with the lock sleeve part, a lead screw on one side of the lock sleeve part, and a fixing plate at the bottom of the driven assembly; the lifting unit is arranged on one side of the lead screw. The lifting unit is arranged on one side of a lifting window component screw rod; the sliding rails are arranged on one side of the lifting window component, and the two pairs of grooves are formed in one side of each sliding rail. The beneficial effects of the utility model are that the side surfaces of the cabinet body can be opened according to requirements, and the side surfaces of the cabinet body can be completely opened without being limited by the side surfaces of the cabinet body, so that workers can conveniently