Back frame for carrying equipment box by individual soldier

The utility model discloses a back frame for an individual soldier to carry an equipment box, which comprises a back frame main body, the back frame main body comprises a rectangular bottom plate, a first side plate, a second side plate and a third side plate, and the bottom edges of the first side plate, the second side plate and the third side plate are respectively connected with the first side edge, the second side edge and the third side edge of the bottom plate. The two side edges of the third side plate are connected with the first side edge of the first side plate and the first side edge of the second side plate respectively, and the first side plate and the second side plate are arranged oppositely; the outer side of the third side plate follows the back curve of the human body; adjustable nuts are arranged at the positions, close to the tops, of the first side plate and the second side plate; limiting plates are arranged on the second side edge of the first side plate and the second side edge of the