Main hook assembly of excavator height limiter

Main hook assembly of excavator height limiter Lifting height limiter is an important safety protection device of lifting machinery, which is used to limit the lifting height of the lifting device. The role of lifting height limiter is very critical. It consists of a main hook, a support rod, a height limit rod, etc. The main hook assembly is usually installed on the main arm of the excavator, and the movement of the lifting limit rod is controlled by the hydraulic system.   The absence or failure of lifting height limiter often leads to falling accidents. Under normal circumstances, when the crane spreader rises to the upper limit position, the height limiter will automatically cut off the power supply to prevent the hook and other pick-up devices from continuing to rise. Xuzhou Jingshiran Trading Co., Ltd. was established in 2016. After several years of experience, it has developed into a composite enterprise of complete machines, accessories, and services. Our company's main pr…

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