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弓形力矩限制器是各类塔式起重机上常用的一种极为重要的安全装置，它能有效地防止塔机因超力矩使用而造成倾翻事故。１结构与特点弓形力矩限制器由弓杆（弹性钢板）、行程开关、调节螺丝和支架等组成，按结构形式分为单弓（图１）和双弓（图２）两种，均属於机械式。机械...
Arcuate torque limiter is a kind of extremely important safety device commonly used on all types of tower cranes, which can effectively prevent overturning moment caused by tower crane overturning accident. 1 Structure and features Bow-shaped torque limiter by the bow (elastic plate), travel switches, adjusting screws and brackets, according to the structure is divided into single bow (Figure 1) and double bow (Figure 2) formula. mechanical...