zaitongyongqiaoshiqizhongjidecaozuoheshiyongzhong,changhuichuxianyixiejiandandebushiguzhangyoubunengjinxingcaozuodexianxiang。zheduiyuxinshanggangdecaozuorenyuan,huomeiyouweixiurenyuandedanwei,xuyaolejiebingzhangwoyixieshibiejineng,yimiandengdaiweixiueryingxiangshengchan。
(1)某單位一台10t雙shuang粱liang橋qiao式shi起qi重zhong機ji,其qi電dian源yuan指zhi示shi燈deng亮liang,操cao縱zong聯lian動dong台tai指zhi示shi燈deng亮liang,但dan卻que不bu能neng起qi動dong。經jing維wei修xiu人ren員yuan到dao現xian場chang檢jian查zha,發fa現xian從cong司si機ji室shi到dao走zou台tai的de安an全quan門men沒mei有you關guan上shang。當dang維wei修xiu人ren員yuan將jiang安an全quan門men關guan好hao後hou,起qi重zhong機ji的de一yi切qie操cao作zuo正zheng常chang,這zhe就jiu是shi一yi種zhong假jia故gu障zhang。在zai起qi重zhong機ji的de安an全quan保bao護hu中zhong,對dui艙cang口kou門men、司(si)機(ji)室(shi)門(men)和(he)檢(jian)修(xiu)門(men)上(shang)均(jun)有(you)一(yi)個(ge)門(men)開(kai)關(guan),當(dang)起(qi)重(zhong)機(ji)司(si)機(ji)或(huo)維(wei)修(xiu)人(ren)員(yuan)到(dao)起(qi)重(zhong)機(ji)上(shang)進(jin)行(xing)檢(jian)修(xiu)時(shi),必(bi)須(xu)打(da)開(kai)艙(cang)口(kou)門(men)到(dao)起(qi)重(zhong)機(ji)走(zou)台(tai)上(shang),或(huo)打(da)開(kai)檢(jian)修(xiu)門(men)到(dao)起(qi)重(zhong)機(ji)軌(gui)道(dao)梁(liang)上(shang),這(zhe)時(shi)打(da)開(kai)的(de)門(men)上(shang)電(dian)器(qi)開(kai)關(guan)的(de)常(chang)閉(bi)觸(chu)點(dian)斷(duan)開(kai),電(dian)氣(qi)箱(xiang)的(de)主(zhu)接(jie)觸(chu)器(qi)釋(shi)放(fang),進(jin)而(er)切(qie)斷(duan)起(qi)重(zhong)機(ji)電(dian)源(yuan),使(shi)起(qi)重(zhong)機(ji)無(wu)法(fa)起(qi)動(dong)。同(tong)時(shi)這(zhe)種(zhong)保(bao)護(hu)使(shi)檢(jian)修(xiu)人(ren)員(yuan)免(mian)受(shou)橋(qiao)架(jia)上(shang)小(xiao)車(che)滑(hua)線(xian)帶(dai)電(dian)的(de)威(wei)脅(xie),也(ye)可(ke)防(fang)止(zhi)他(ta)人(ren)起(qi)動(dong)開(kai)車(che)傷(shang)及(ji)檢(jian)修(xiu)人(ren)員(yuan)。可(ke)見(jian)安(an)全(quan)門(men)開(kai)關(guan)的(de)保(bao)護(hu)作(zuo)用(yong)非(fei)常(chang)必(bi)要(yao)。
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