Bluetooth earphone charging protection device

The invention belongs to the technical field of Bluetooth earphones, and particularly relates to a Bluetooth earphone charging protection device which comprises an outer shell, an inner shell, a bin cover, a charging control circuit board, a battery and two sets of conductive feeler levers, the inner shell is installed in the outer shell, the bin cover is hinged to the outer shell, the charging control circuit board and the battery are both installed on the inner side of the inner shell, and the two sets of conductive feeler levers are arranged in the bin cover. Heat conduction ceramic plates are inserted into the two sides of the inner wall of the inner shell, the two sets of conductive feeler levers fixedly penetrate through the heat conduction ceramic plates on the same side, and two mounting grooves are formed in the side wall of the inner shell. According to the invention, when the temperature at the contact point of the conductive feeler lever of the charging bin and the conductive contact of the Blueto