The utility model provides a communications optical cable emergency repair car for work efficiency when the improvement optical cable is salvageed. Including the automobile body, be equipped with the carriage on the automobile body, be equipped with the instrument cupboard in the carriage front side, be equipped with a plurality of drawers of placing different multiplexers utensil on the instrument cupboard, be equipped with first toolbox and second toolbox at instrument cupboard rear side, be equipped with the drum that supports the drum at the carriage rear side and support the assembly, the rear side that supports the assembly at the drum is equipped with first direction assembly, and first direction assembly includes telescopic link, support, first leading wheel and first baffle, and the telescopic link is vertical to be placed and fix in the carriage, is equipped with the support at the top of telescopic link, rotates on the support and installs first leading wheel, is equipped with first baffle above first leading wheel, the location chamber of enclosing into restriction drum glazing cable home range between first baffle and the support. Placing different multiplexers utensil can be realized to this breakdown van to the be convenient for extraction of on drum optical cable.