The utility model relates to a bear the saddle fixed network, disclose a bear weight of fixed fixture of saddle, fixed fixture include the fixed bolster and install can be relative on the fixed bolster the fixing base of fixed bolster moves in order to keep away from or to be close to the piece that moves about of fixing base, move about with interval between the fixing base form be used for with bear saddle and the fixed centre gripping space of vehicle side bearer centre gripping. The utility model provides a technical scheme is favorable to bearing the saddle quick reliable fixedly with the vehicle side bearer to the realization is born the weight of the saddle and is separated with the quick reliable of vehicle bearing portion, and then realizes auxiliary vehicle's fast overhaul operation.