The utility model relates to a dedicated carrying device for SF6 gas cylinders. The device is characterized by comprising a fixed support, a base and a transmission system. The transmission system is wound on the base, and the fixed support is fixed above the base. According to the dedicated carrying device for SF6 gas cylinders, the structure is compact and exquisite, and the device is flexible and convenient to move. The device is operated by one single man, the gas cylinder carrying is facilitated, and functions of moving on slopes and up and down stairs are achieved; the gas cylinder transporting and carrying is convenient, the operation is simple and convenient, electric transfer is achieved, and the device is labor saving and efficient; a weighing unit is configured, so that weights of SF6 gas cylinders and gas are displayed in real time; a function of heating the gas cylinders is provided, and the gas inflation efficiency is improved; the working is reliable, no easily damage part exists, and the failure rate is low; and the gas cylinders can be carried to climb hundreds of steps through one charging, so that the device is energy saving and environment friendly.