Description:

The travelling block belongs to the primary components of drill outfit and it is a movable pulley group which does the pumb inside the derrick. Its top is connected with the trvelling crane by wire rope and its bottom is connected with the hook (it is connected with the drive during the drive drilling machine) . Through the drawwork pulled or loosen wire rope could drive the traveling block vertical motion then realize controlled bit weight and raised drill pipe. The model could demonstrate the operating principle and the structure of traveling block , it also can do the stringing training and the unpack training and train the students to handle simple malfunction and master the maintenance skills.

Details: