The invention discloses an anti-overwinding protection device for a lifting rope of hoisting machinery, which belongs to the technical field of hoisting machinery and comprises a winch, a steel wire rope is mounted in the center of the lower end of the winch, a pulley block is mounted at the lower end of the steel wire rope, a lifting hook is mounted at the lower end of the pulley block, and a first limiting plate is mounted at the lower end of the winch. According to the device, the protection device height adjusting mechanism is arranged and can conveniently adjust the height where the protection device is located, so that after the pulley block ascends, the pulley block can be controlled to ascend to a designated position according to the height of the protection device, and then an alarm is triggered; according to the mechanism, the pulley block can drive the contact head to make contact with the contact switch after rising to a designated position, so that the alarm lamp can be driven to give an alarm through the controller, and workers are reminded to find problems at the first time.
本发明公开了一种起重机械吊绳防过卷保护装置,属于起重机机械技术领域,包括卷扬机,所述卷扬机的下端中心位置安装有钢丝绳,钢丝绳的下端安装有滑轮组,滑轮组的下端安装有吊钩,卷扬机的下端安装有限位板一,本发明通过设置了保护装置高度调节机构,该机构可以便于对保护装置所处的高度进行调节,使得滑轮组在上升后可以根据保护装置的高度从而能够控制滑轮组上升至指定位置后引发报警,本发明通过设置了报警机构,该机构可以使得滑轮组在上升至指定位置后能够带动接触头与接触开关接触,从而能够通过控制器带动报警灯进行报警,从而提醒工作人员第一时间发现问题。
Anti-overwinding protection device for lifting rope of hoisting machinery
一种起重机械吊绳防过卷保护装置
2023-11-21
Patent
Elektronische Ressource
Chinesisch
IPC: | B66D Haspeln , CAPSTANS |
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