Tree protection device for protection forest

The utility model relates to a tree protection device for a protection forest, which comprises a protection device body, the protection device body comprises a storage battery, a boost circuit board and a protection belt, the storage battery is connected with the boost circuit board, and the boost circuit board is connected with the protection belt; the protective belt comprises a bearing piece and a wire, a connecting face is arranged on the rear side face of the bearing piece, first connecting belts are arranged at the upper end and the lower end of the front surface of the bearing piece in the length direction of the bearing piece, and the wire is arranged on the portion, between the two first connecting belts, of the front side face of the bearing piece. The wires comprise the first wire, the second wire, the third wires and the fourth wires, the upper end of the first wire is connected with the positive electrode of the boost circuit board, the lower portion of the first wire is connected with the third