雙梁橋式起重機安全配置
雙梁橋式起重機設有多個安全配置,包含普通吊鉤上下限安全維護、重量限製維護、大車行程極限方位維護、反向接觸器聯鎖維護、diandongjireweihu,ergongyongjiaohaodehuiyoujixianfangweishuangzhongweihu,yishidujietigaocaokonghuilu,ershidujiezhudianyuan。zhexieweihucuoshidezuhequebaoleqizhongjideanquanyunzhuan。
接下來,咱們逐個剖析雙梁橋式起重機的這些維護裝置的詳細功用。
吊diao鉤gou上shang限xian維wei護hu,此ci限xian位wei是shi指zhi吊diao鉤gou上shang升sheng到dao一yi定ding方fang位wei後hou,堵du截jie起qi升sheng接jie觸chu器qi的de主zhu回hui路lu電dian源yuan,使shi吊diao鉤gou停ting止zhi工gong作zuo。現xian在zai,一yi些xie廠chang家jia選xuan用yong接jie觸chu器qi操cao控kong電dian路lu強qiang製zhi吊diao鉤gou停ting止zhi。假jia如ru這zhe個ge限xian值zhi不bu合he格ge,將jiang有you很hen大da的de安an全quan隱yin患huan。葫hu蘆lu衝chong頂ding是shi由you該gai限xian位wei毛mao病bing引yin起qi的de。葫hu蘆lu衝chong頂ding是shi指zhi吊diao鉤gou到dao達da葫hu蘆lu殼ke體ti後hou,吊diao鉤gou持chi續xu上shang升sheng而er損sun壞huai葫hu蘆lu的de毛mao病bing。
雙(shuang)梁(liang)橋(qiao)式(shi)起(qi)重(zhong)機(ji)吊(diao)鉤(gou)下(xia)限(xian)維(wei)護(hu)與(yu)上(shang)限(xian)相(xiang)反(fan),實(shi)現(xian)原(yuan)理(li)一(yi)致(zhi),下(xia)限(xian)失(shi)效(xiao)後(hou)果(guo)較(jiao)小(xiao)。限(xian)重(zhong)維(wei)護(hu),限(xian)重(zhong)維(wei)護(hu)是(shi)在(zai)起(qi)重(zhong)機(ji)起(qi)吊(diao)超(chao)越(yue)額(e)定(ding)載(zai)荷(he)時(shi),堵(du)截(jie)起(qi)重(zhong)回(hui)路(lu)的(de)一(yi)種(zhong)維(wei)護(hu)。毛(mao)病(bing)或(huo)許(xu)導(dao)致(zhi)起(qi)重(zhong)機(ji)嚴(yan)重(zhong)超(chao)載(zai),損(sun)壞(huai)雙(shuang)梁(liang)橋(qiao)式(shi)起(qi)重(zhong)機(ji)。大(da)車(che)行(xing)程(cheng)限(xian)位(wei)維(wei)護(hu)是(shi)達(da)賴(lai)到(dao)終(zhong)點(dian)時(shi)能(neng)自(zi)動(dong)停(ting)止(zhi)的(de)維(wei)護(hu)裝(zhuang)置(zhi)。毛(mao)病(bing)對(dui)設(she)備(bei)的(de)影(ying)響(xiang)有(you)限(xian)。雙(shuang)梁(liang)橋(qiao)式(shi)起(qi)重(zhong)機(ji)的(de)反(fan)向(xiang)接(jie)觸(chu)器(qi)維(wei)護(hu)是(shi)聯(lian)鎖(suo)維(wei)護(hu),它(ta)會(hui)使(shi)反(fan)向(xiang)運(yun)轉(zhuan)的(de)接(jie)觸(chu)器(qi)不(bu)能(neng)一(yi)起(qi)工(gong)作(zuo),毛(mao)病(bing)或(huo)許(xu)導(dao)致(zhi)跳(tiao)閘(zha)或(huo)損(sun)壞(huai)電(dian)路(lu)。熱(re)維(wei)護(hu)是(shi)為(wei)了(le)避(bi)免(mian)電(dian)動(dong)機(ji)過(guo)熱(re)。假(jia)如(ru)上(shang)升(sheng)馬(ma)達(da)的(de)負(fu)載(zai)太(tai)重(zhong),它(ta)會(hui)發(fa)熱(re)。此(ci)時(shi),操(cao)控(kong)電(dian)路(lu)將(jiang)堵(du)截(jie)上(shang)升(sheng)電(dian)路(lu)以(yi)維(wei)護(hu)電(dian)機(ji)。
雙梁橋式起重機上限主電源堵截維護是避免雙梁橋式起重機接觸器連續卡死的一種維護裝置。
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