The invention provides a book sorting carrier vehicle. The problem that existing libraries have no special book sorting equipment is effectively solved. The book sorting carrier vehicle comprises a vehicle body, conveyor belts,a scancode instrument, a sifter mechanism, areversing mechanism, and a rotating mechanism, the reversing mechanism is fixed between two conveyor belts, the reversing mechanism is placed on the second layer of the conveyor belts, and the reversing mechanism turns books 180 degrees; entrances and exits of entrance of the conveyor belts and exit of the conveyor belts are arranged on the vehicle body; through the entrance, the books are scanned by the scancode instrument to be selected to enter the sifter mechanism or the reversing mechanism, through the sifter mechanismor the reversing mechanism, finally the books enter the reversing mechanism to be selected whether to rotate or not, and then the books come out from the exit. According to the book sorting carrier vehicle, time is dramatically saved, and efficiency is improved.