The invention relates to a safety protection device of hoisting equipment, in particular to a protection device and protection method for preventing a crane hook from being laterally pulled and obliquely dragged. The protection device comprises an overhead crane lifting hook and an overhead crane trolley, a reflection type photoelectric switch is arranged below the overhead crane trolley, and a reflection plate corresponding to the reflection type photoelectric switch is arranged at the top of the overhead crane lifting hook. According to the protection device and the protection method, material taking is simple, cost is low, the personal safety of operators and the safety of hoisted objects can be effectively protected, and the safety performance of hoisting equipment can be improved.
本发明涉及起重设备安全保护装置,尤其是一种防止起重机吊钩旁拉斜拽的保护装置及保护方法,包括天车吊钩和天车小车,天车小车的下方设置有反射式光电开关,天车吊钩的顶部设置有与反射式光电开关对应的反射板。本发明取材简单,成本低,能够有效保护操作人员的人身安全以及吊物的安全,提高起重设备的安全性能。
Protection device and protection method for preventing crane hook from being laterally pulled and obliquely dragged
防止起重机吊钩旁拉斜拽的保护装置及保护方法
2021-06-25
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
Method for preventing electric hoist from being obliquely pulled and hoisted
Europäisches Patentamt | 2021
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