The invention discloses a portable
treadmill which comprises a base, a driving part, a transmission part and a folding part, the base comprises a front frame and a rear frame, the front frame and the rear frame are connected through a hinge, the driving part comprises a hardware module and a driving motor, the hardware module is connected with a fixing plate, the driving motor is fixed to a fixing block, and the transmission part is connected with the folding part. Comprising a belt, a roller and a running belt, the belt is connected with the roller of a front frame and a driving motor, the running belt is connected with the roller, a folding part and a push-pull
assembly are connected with the front frame through a rotating shaft, a limiting device is arranged on the front frame, a sliding groove is formed in a rear frame, and the push-pull
assembly and the sliding groove are connected through a stretching
assembly; according to the portable
treadmill, the stretching assembly can be driven to slide in the sliding groove through the push-pull assembly, portable folding is achieved, the connecting stability is guaranteed through the limiting device and the stretching spring body, vibration and shaking of people in the running process are reduced, and the running comfort and experience feeling are improved.