Mobile power supply with stable structure

The utility model provides a mobile power supply with a stable structure, which relates to the technical field of mobile power supplies and comprises a mobile power supply body, a handle is fixedly mounted at the top end of the mobile power supply body, a connecting port is fixedly mounted at the bottom end of the mobile power supply body, a first connecting rod is arranged at the bottom end of the connecting port, and a second connecting rod is arranged at the bottom end of the first connecting rod. A second connecting rod is arranged at the bottom end of the first connecting rod. According to the utility model, through the arrangement of the contact pins, the second connecting rod can be conveniently fixed with the ground, thereby preventing the mobile power supply main body from shaking due to height difference when the mobile power supply main body is on the uneven ground; after the three sets of supporting rods make contact with the ground, a triangular supporting face is formed by the three sets of supp