緊急製動裝置由哪幾部分組成?其功能要求是什麼?使用中應注意什麼?
答:鐵鞋止輪式製動裝置由鐵鞋和支架構成。抱閘製動式製動裝置由鐵鞋和製動電磁鐵構成。
qizhongjizuoyeshi,baozhazhidongshitiexiedediancitiexihe,tongguogangganshitiexietuichu。qizhongjibuzuoyeshi,diancitiezhangkai,tongguogangganshitiexiejinrenchelunyuguidaozhijian,qizhidongzuoyong,suosheqidingweizuoyong。zaiqizhongjidelianggeyunxingfangxiangshang,quanbudachechelunjunnengshishijinjizhidong,chengweiquanzhidongfangfengzhuangzhi,qizhongjizhiyoubanshudachechelunnengshishijinjizhidong,chengweibanzhidongfangfengzhuang置。沿海地區作業的橋式、龍門式起重機應采用全製動防風裝置。內陸地區可采用半防風裝置。
露天工作、zaiguidaoshangyunxingdeqizhongjiyinganzhuanggongzuokekaodefangfengzhidongzhuangzhi。tayingnengdulichengshoufeigongzuozhuangtaixiadezuidafengli,yingzaiqizhongjiyibeifengchuidongdeqingkuangxia,caozuojinjizhuangzhinengzai4s內產生有效的製動作用,並在製動過程中確保起重機的總體穩定性,緊急製動裝置應具有從邊預防性防風性能。
在起重機作業過程中,起重作業人員應重視防風裝置的檢查,發現夾軌器、鐵鞋、錨固裝置各零件變形、缺損和功能失效,應及時恢複,保證它們各自獨立工作的可靠性。對於自動夾軌器,應檢查並維持對突發性陣風防風功能;對(dui)露(lu)天(tian)作(zuo)業(ye)的(de)橋(qiao)式(shi)起(qi)重(zhong)機(ji),應(ying)重(zhong)視(shi)防(fang)風(feng)裝(zhuang)置(zhi)與(yu)大(da)車(che)運(yun)行(xing)機(ji)構(gou)的(de)製(zhi)動(dong)器(qi)配(pei)合(he)使(shi)用(yong),實(shi)現(xian)非(fei)錨(mao)定(ding)狀(zhuang)態(tai)下(xia)的(de)防(fang)風(feng)功(gong)能(neng)與(yu)電(dian)氣(qi)聯(lian)鎖(suo)開(kai)關(guan)功(gong)能(neng)的(de)可(ke)靠(kao)性(xing)。
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