重(zhong)慶直流(liu)電(dian)機(ji)維(wei)修價格控制系統的日常(chang)檢查與維(wei)護保養
電動機的控(kong)制系統(tong)由開關(guan)、保險絲、主副接觸器、繼電器、溫度、感(gan)應裝(zhuang)置等組成,相對較復雜。故障多種(zhong)多樣,常(chang)需(xu)要借助(zhu)控(kong)制原理圖(tu)分析排查(cha)。
平時(shi)要注意保持控制箱(xiang)內(nei)、外清潔干(gan)燥,不(bu)(bu)能有水、油污,定期(qi)(每周)用(yong)(yong)小風機吹干(gan)凈箱(xiang)內(nei)各元(yuan)件(jian)及(ji)(ji)接(jie)(jie)(jie)(jie)線(xian)柱、排(pai)上(shang)的(de)(de)灰塵,或用(yong)(yong)刷(shua)(shua)子(zi)蘸電(dian)(dian)(dian)(dian)(dian)器(qi)清潔劑(ji)刷(shua)(shua)干(gan)凈,以免影響接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)器(qi)、繼電(dian)(dian)(dian)(dian)(dian)器(qi)的(de)(de)工(gong)作或絕緣(yuan)。設(she)有烘潮電(dian)(dian)(dian)(dian)(dian)阻的(de)(de)控制箱(xiang),一(yi)般不(bu)(bu)要隨意關掉(diao)加熱開(kai)關。還應保持箱(xiang)體接(jie)(jie)(jie)(jie)地可靠(kao),預防(fang)觸(chu)(chu)(chu)(chu)(chu)電(dian)(dian)(dian)(dian)(dian)。 要定期(qi)(每月)檢查箱(xiang)內(nei)接(jie)(jie)(jie)(jie)線(xian)和螺(luo)絲的(de)(de)緊固情況,防(fang)止(zhi)接(jie)(jie)(jie)(jie)線(xian)和螺(luo)絲松脫。查看開(kai)關、接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)器(qi)、繼電(dian)(dian)(dian)(dian)(dian)器(qi)等組件(jian)有無損壞或燒(shao)蝕(shi)(shi)燒(shao)焦(jiao)現象(xiang),各元(yuan)件(jian)工(gong)作狀態及(ji)(ji)起(qi)、停、連鎖功能是否正常(chang)。要保持接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)器(qi)動(dong)、靜(jing)觸(chu)(chu)(chu)(chu)(chu)頭(tou)(tou)(tou)(tou)吸合、接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)良(liang)好(hao)(hao),避免因觸(chu)(chu)(chu)(chu)(chu)頭(tou)(tou)(tou)(tou)接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)不(bu)(bu)好(hao)(hao)引起(qi)電(dian)(dian)(dian)(dian)(dian)動(dong)機缺相運行而(er)(er)燒(shao)壞。如果觸(chu)(chu)(chu)(chu)(chu)頭(tou)(tou)(tou)(tou)表(biao)面(mian)良(liang)好(hao)(hao),僅是發黑,可用(yong)(yong)粗布(bu)擦一(yi)擦,不(bu)(bu)要輕易(yi)打磨掉(diao)表(biao)面(mian)的(de)(de)耐熱合金層,否則將(jiang)縮短觸(chu)(chu)(chu)(chu)(chu)頭(tou)(tou)(tou)(tou)壽命;若觸(chu)(chu)(chu)(chu)(chu)頭(tou)(tou)(tou)(tou)表(biao)面(mian)燒(shao)蝕(shi)(shi)比較嚴重(zhong),可用(yong)(yong)“0”號沙(sha)紙(zhi)將(jiang)其磨平。動(dong)、靜(jing)觸(chu)(chu)(chu)(chu)(chu)頭(tou)(tou)(tou)(tou)需保持線(xian)接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)或面(mian)接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu),而(er)(er)不(bu)(bu)是點(dian)接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)。接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)情況好(hao)(hao)壞可在動(dong)、靜(jing)觸(chu)(chu)(chu)(chu)(chu)頭(tou)(tou)(tou)(tou)之(zhi)間放張紙(zhi)條來檢查,吸合時(shi)如夾不(bu)(bu)緊,說明觸(chu)(chu)(chu)(chu)(chu)頭(tou)(tou)(tou)(tou)或彈簧需要調整(zheng)或更換(huan)。這一(yi)點(dian)需要引起(qi)重(zhong)視,輕的(de)(de)時(shi)候,因接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)不(bu)(bu)良(liang)會(hui)產(chan)生較大的(de)(de)接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)電(dian)(dian)(dian)(dian)(dian)阻(電(dian)(dian)(dian)(dian)(dian)流),也就意味著負(fu)載(zai)增(zeng)大,導致(zhi)過載(zai)保護繼電(dian)(dian)(dian)(dian)(dian)器(qi)動(dong)作跳(tiao)閘(zha),重(zhong)則會(hui)引起(qi)電(dian)(dian)(dian)(dian)(dian)動(dong)機缺相運行而(er)(er)燒(shao)壞。
更(geng)換繼(ji)電器、接觸器時(shi)需要(yao)注(zhu)意電磁線(xian)圈工作電壓(ya),以免換錯燒(shao)壞(huai)線(xian)圈。一般有24V、220V和(he)380V,對時(shi)間繼(ji)電器,除了要(yao)注(zhu)意線(xian)圈電壓(ya)要(yao)求外
對采用星(xing)形(xing)-三角形(xing)(Y-△)方法(fa)啟(qi)動(dong)(dong)(dong)(dong)(dong)的(de)(轉(zhuan)換延時約5秒)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji),要(yao)察看其轉(zhuan)換啟(qi)動(dong)(dong)(dong)(dong)(dong)情況是否(fou)通常,生產廠家(jia)對電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)的(de)啟(qi)動(dong)(dong)(dong)(dong)(dong)周期(即每(mei)分(fen)鐘啟(qi)動(dong)(dong)(dong)(dong)(dong)次數)控制箱(xiang)上貼上警(jing)示標貼,提醒使用者防止電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)因頻繁啟(qi)動(dong)(dong)(dong)(dong)(dong)而損壞;同時,也為(wei)防止起動(dong)(dong)(dong)(dong)(dong)控制箱(xiang)內(nei)的(de)一些(xie)電(dian)(dian)(dian)(dian)器組件(如起動(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)抗器等(deng))發熱燒(shao)毀。所以,對起電(dian)(dian)(dian)(dian)流大的(de)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)控制系統,應縮短檢(jian)查保(bao)(bao)養(yang)周期。定(ding)期檢(jian)查功能(可撥動(dong)(dong)(dong)(dong)(dong)旁邊的(de)小(xiao)紅標色(se)制)其設定(ding)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)值不要(yao)超過電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)銘牌的(de)額定(ding)電(dian)(dian)(dian)(dian)流值,確保(bao)(bao)能起到(dao)過載保(bao)(bao)護的(de)作(zuo)(zuo)用。
是一家專業的(de)集、、技(ji)術(shu)改(gai)造、現場檢修(xiu)及維護等為一體的全方(fang)位科技(ji)服務企業、公司(si)成立于2010年(nian),公司(si)技(ji)術(shu)力量(liang)雄厚,各種專用設備完(wan)善,工藝流程(cheng)先進,質量(liang)保證體系完(wan)整,現有員工22人,其中高級工程(cheng)師2人,工程(cheng)師2人。
公司(si)承(cheng)接(jie)各(ge)種(zhong)電(dian)(dian)(dian)(dian)壓(ya)等(deng)級的(de)(de)(de)(de)交流(liu)同步發電(dian)(dian)(dian)(dian)機、同步電(dian)(dian)(dian)(dian)動機、異步電(dian)(dian)(dian)(dian)動機、直流(liu)電(dian)(dian)(dian)(dian)機、特(te)種(zhong)電(dian)(dian)(dian)(dian)機等(deng)的(de)(de)(de)(de)專(zhuan)業(ye)修理。公司(si)專(zhuan)業(ye)技術(shu)力量雄(xiong)厚,由電(dian)(dian)(dian)(dian)機專(zhuan)業(ye)高級工(gong)程師、機械專(zhuan)業(ye)高級工(gong)程師進(jin)行技術(shu)指導和(he)管理,由技術(shu)素質較強(qiang)的(de)(de)(de)(de)技術(shu)人(ren)員進(jin)行現場檢修及修理。特(te)別(bie)是(shi)對水泥(ni)、礦山、化(hua)工(gong)、電(dian)(dian)(dian)(dian)廠等(deng)行業(ye)所使(shi)用的(de)(de)(de)(de)各(ge)種(zhong)電(dian)(dian)(dian)(dian)機的(de)(de)(de)(de)的(de)(de)(de)(de)大(da)修和(he)現場檢修及維(wei)護有著多年的(de)(de)(de)(de)豐(feng)富經驗。
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