The inventive connectingbeam can be opened, and the transmission roller can be taken out from it, therefore, the transmission roller can be maintained easily.
本发明中的连接梁可单独打开，传动滚筒能从上方单独取出，可方便地检修和更换传动滚筒。
2
Finally the reinforcement forms of the bracket and the connecting construction between the bracket and the beam are proposed.
最后给出了牛腿的配筋形式以及牛腿和梁之间的连接构造。
3
The brake beam(connecting plate) is often broken, and the bolts for fixing the connecting plate are loosed due to the crane′s dynamic load when D series of crane beams are working in a steel plant.