為了保證在操作時的安全作業,起重機設有安全裝置,一般情況下有以下幾種安全裝置:
(1)起重量指示器(角度盤,也叫重量限位器)
zhuangzaibigangenbujiejinjiashiweizhidejiaoduzhishi,tasuizhebiganyangjiaoerbianhua,fanyingchubiganduidimiandejiajiao,zhidaolebiganbutongweizhideyangjiao,genjuqizhongjidexingnengbiaohexingnengquxian,jiukezhizaimouyangjiaoshidefuduzhi、起重量、起升高度等各項參考數值。
(2)過卷揚限製器(也稱超高限位器)
zhuangzaibiganduanbuhualunzushangxianzhigoutouqishenggaodu,fangzhifashengguojuanyangshigudeanquanzhuangzhi。tabaozhengdiaogouqishengdaojixianweizhishi,nengzidongfachubaojingxinhaohuoqieduandongliyuantingzhiqisheng,yifangguojuan。
(3)力矩限製器
lijuxianzhiqishidanghezailijudadaoedingqizhonglijushijiuzidongqieduanqishenghuobianfudongliyuan,bingfachujinzhixingbaojingxinhaodeanquanzhuangzhi,shifangzhichaozaizaochengqizhongjishiwendexianzhiqi。
(4)防臂杆後仰裝置和防背杆支架
防臂杆後仰裝置和防背杆支架,是當臂杆起升到最大額定仰角時,不再提升的安全裝置,它防止臂杆仰角過大時造成後傾。
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