The utility model discloses a silo feed arrangement. It includes feedstock channel, feedstock channel in be equipped with and can open or closed butterfly valve (3), feedstock channel's entry and crossover sub (6) are connected, the bore difference of crossover sub (6) of different silos or interface structure difference or interface shape are different. The utility model discloses the crossover sub can load and unload, and the different bore crossover subs that correspond through different silos and butterfly valve be by long -range coordinated control unit realization feeding dual control, avoids powders such as cement, fly ash, the powdered ore silo of misplaying to arouse the concrete quality problem, being provided with of buffering drum does benefit to that the butterfly valve is effectively opened and is closed.