高空安全自锁器是一种与安全带、安全固定吊绳联合使用的防止操作工人突然坠落的安全保险装置,见图1。自锁器由自锁钩、系绳和挂钩组成,自锁器的锁钩套挂在固定于建筑结构高处的吊绳上,挂钩钩住腰带环或安全钩,当突然发生坠落时,自锁钩会迅速锁住吊绳以防止操作人员下滑。自锁钩由绳环、自锁舌、摆动锁、舌保险、插销保险、挡环、机架、插销、扭簧和推手等组成,见图2。 High-altitude safety self-locking device is a safety belt and safety sling used in conjunction to prevent the sudden fall of operating safety safety devices, shown in Figure 1. The self-locking device is composed of a self-locking hook, a tether and a hook. The locking hook sleeve of the self-locking device is hung on a sling fixed at a height of a building structure, the hook is hooked on a belt loop or a safety hook, and when a sudden fall occurs, Lock hook will quickly lock the sling to prevent the operator from sliding down. Self-locking hook from the rope ring, self-locking tongue, swing lock, tongue insurance, bolt insurance, retaining ring, frame, bolt, torsion spring and push hands and other components, shown in Figure 2.