Intelligence lock gear box convenient to unblank

The utility model relates to an intelligence lock gear box convenient to unblank, including the case shell, and be located case shell extrinsic drive train and clutching mechanism, clutching mechanismincludes from the driving wheel, restores to the throne set, cylinder, elastic component and output tray, driven taking turns to is connected with lian zhu, and links the post and run through and restore to the throne the dish and lie in the inside interlock intracavity of output tray, and output tray's the outside is provided with the spacing groove, the elastic component is located limiting groove and contacts with the dish that resets, the cylinder is located the post inslot of set central authorities that reset, and the cylinder is located the even central authorities of the concave shoulder face of post surface simultaneously, the inside pole that hinders that is used for the restriction to reset the dish that still is connected with of case shell, mutually support between driving wheel train and the follow