Fall protection device

防坠落装置

Abstract

The invention discloses a fall protection device, which comprises a lifting mechanism, a brake mechanism, a transverse beam and guide rails fixedly arranged at both sides of the transverse beam. The lifting mechanism is fixedly arranged at the upper part of the transverse beam; the upper part of the lifting mechanism is connected with a large lifting hook which is arranged at the end part of a steel wire rope; the lifting mechanism is connected with the brake mechanism through a link mechanism; the brake mechanism is arranged on the guide rails; the lifting mechanism consists of a box body and a lifting rod; the lifting rod is arranged in the box body; a press plate is fastened at the upper part of the box body; the box body is internally provided with a bottom board capable of moving along the inner wall of the box body up and down; the lower end of the lifting rod is fixed on the bottom board; the upper end of the lifting rod extends out of the press plate and is provided with a large lifting hook; a trigger spring is arranged on the lifting rod and located inside the box body; the upper end of the trigger spring is pushed against the press plate; and the lower end of the trigger spring is pushed against the bottom board. The fall protection device disclosed by the invention has flexible action, good safety performance and good using effects, can effectively avoid decoking equipment from falling due to the breakage of the steel wire rope, and is beneficial to being popularized and applied.
本发明公开一种防坠落装置,其包括提拉机构、制动机构、横梁以及固定安装在横梁两侧的导轨,提拉机构固定安装在横梁上部,提拉机构上部与钢丝绳端部设有的提拉大钩连接,提拉机构与制动机构通过连杆机构连接,制动机构安装在导轨上;所述提拉机构由盒体和提拉杆组成,提拉杆安装在盒体内,盒体上部紧固有压板,盒体内设置有可沿盒体内壁上下运动的底板,提拉杆下端固定在底板上,提拉杆上端伸出压板外且安装有提拉大钩,提拉杆上设有触发弹簧且触发弹簧位于盒体内部,触发弹簧上端抵靠在压板上,触发弹簧下端抵靠在底板上。本发明动作灵敏,安全性能好,使用效果好,能够有效避免因钢丝绳断裂造成除焦设备坠落事故的发生,利于推广应用。

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    CN-102730511-AOctober 17, 2012三一重工股份有限公司Anti-drop protection device and lifter
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    CN-104019352-ASeptember 03, 2014洛阳涧光石化设备有限公司Anti-dropping device for hydraulic decoking system
    CN-104019352-BAugust 24, 2016洛阳涧光特种装备股份有限公司一种水力除焦系统用防坠落装置
    CN-104444690-AMarch 25, 2015江苏通鼎电梯有限公司Safety gear lifting linkage device arranged on car roof
    CN-105384031-AMarch 09, 2016雄宇集团无锡电梯安装技术有限公司失重式锁轨触发机构