Shared power bank

The utility model belongs to the technical field of power banks. The invention relates to a charger, in particular to a shared charger. The power bank comprises a power bank body, the lower end of theouter side of the power bank body is sleeved with a large mounting box; a small mounting box is fixedly connected to the front end face of the large mounting box, a center groove is formed in the upper end face of the small mounting box, a fixing belt is fixedly connected to the left side wall of the large mounting box, a mounting block is fixedly connected to the other end of the fixing belt, afixing block is fixedly connected to the right side wall of the large mounting box, and a mounting groove is formed in the upper end face of the fixing block. A user places the large mounting box on the front side of the body; the right end of the fixing band is wound around the rear part of the body, and the mounting block is clamped with the mounting groove; the fixing band is fixed around the waist, then the lower end o