In this article the structure of torsion bar is introduced and a discourse on the design of torsion bar is made, torsion bar tilting mechanism of cab is also concisely described.

• 摘要介绍了驾驶室翻转扭杆的结构特点、设计计算，并对驾驶室翻转锁止机构进行了简要介绍。