▎ 摘　　要

NOVELTY - The utility model belongs to the circuit board field, claims a graphene photovoltaic circuit board, comprising a mounting frame, the mounting frame is provided with a mounting hole, the inner side wall of the mounting frame is connected with a mounting plate, the mounting plate is connected with a damping spring, the free end of the damping spring is connected with the placing plate, the top part of the placing plate is connected with a circuit board the mounting frame is top part connected with a fixing plate, the cross section of the fixing plate is square ring, the fixing plate is connected with a silica gel soft layer, the silica gel soft layer is contacted with the top part of the circuit board, the mounting frame is top part connected with a fixing rod, the fixing rod is connected with a pressing sheet, the pressing sheet bottom is propped against the top part of the fixing plate, the mounting frame is connected with a limiting frame, the fixing rod is matched with the limiting frame, the inner side of the mounting frame is connected with a radiating device, the radiating device is used for radiating the circuit board; Using the technical solution can quickly change and disassemble the circuit board, at the same time, can effectively radiate the circuit board, increase the service life of the circuit board, reduce the fault rate.