Bicycle frame with battery hiding cavity

The utility model discloses a bicycle frame with a battery hiding cavity, which comprises a seat tube, one side of the seat tube is fixedly connected with a rear fork frame, and the bottom end of the other side of the seat tube is fixedly welded with a lower tube. According to the bicycle frame with the battery hiding cavity, the limiting plate, the hoop, the battery box, the through hole, the clasping screw rod and the nut are arranged, when the bicycle frame is used, the hoop is arranged on the seat tube in a sleeving mode, then the clasping screw rod and the nut are used for clasping the outer portion of the seat tube, the battery box can be assembled on one side of the seat tube, the hoop can be limited by the limiting plate, and therefore the battery box can be assembled on one side of the seat tube. The battery box is not easy to shake, so that the assembly of the battery box does not need to open a groove or a hole on the pipe section, the processing procedures of the frame are reduced, the assembly is