The utility model provides a tubular column that is used for viscous crude thermal recovery steam distribution's device and contains it, a plurality of current -limiting distributors of device insideand outside pipy device main part and the intercommunication of setting on the outer wall of device main part, wherein, the flow area who is in different horizontal position's current -limiting distributor is different, and the feasible steam multiple spot in the pit of the device evenly pours into the stratum into.