輕小起重、柔型梁輕小型起重機廠家
qizhongji,qizhongjiweibao,qizhongjiweihu,qizhongjiweixiu,qizhongjigaizao,qizhongjiyizhuang,qizhongjibanqian,qizhongjiyanshou,qizhongjinianjian,qizhongjijianzha,qizhongjizijian,qizhongjihuishou,qizhongjiquzheng,qizhongjiweihubaoyang,qizhongjiweixiubaoyang,ershouqizhongji,ershouqizhongjihuishou
行xing車che,行xing車che維wei保bao,行xing車che維wei護hu,行xing車che維wei修xiu,行xing車che改gai造zao,行xing車che移yi裝zhuang,行xing車che搬ban遷qian,行xing車che驗yan收shou,行xing車che年nian檢jian,行xing車che檢jian查zha,行xing車che自zi檢jian,行xing車che回hui收shou,行xing車che取qu證zheng,行xing車che維wei護hu保bao養yang,行xing車che維wei修xiu保bao養yang,二er手shou行xing車che,二er手shou行xing車che回hui收shou,電dian動dong平ping車che,旋xuan臂bi吊diao、懸臂吊,旋臂起重機,懸臂起重機,牆臂吊、升降機、液壓升降平台、液壓貨梯、液壓升降機
電動葫蘆在日常使用中難免會遇到電動葫蘆啟動後電機不轉動,可能是以下幾種原因造成的:
1、fuzaiguodahuochuandongjixieyouguzhang。yibandiandonghulupipeidiandongjigonglvshihelide,qidiaozhongwubunengguozai,tangruochuxiandiandonghulubunengzhuandong,xianxiediaozaihe,rudiandongjinengzhengchangqidong,shuomingjiansuxiangdengchuandongjigouyouguzhang,yingjianzhabeituodongjigou,qingchuguzhang。
2、檢查電源熔絲是否燒斷,如果斷一相,則電動機單相起動,起動轉矩為零,電動機不能轉動,應更換足夠的熔絲。
3、定子繞組相間短路、接(jie)地(di)或(huo)斷(duan)路(lu),繞(rao)組(zu)接(jie)地(di)當(dang)出(chu)現(xian)在(zai)引(yin)出(chu)線(xian)接(jie)地(di)板(ban)處(chu),應(ying)打(da)開(kai)接(jie)線(xian)盒(he)檢(jian)查(zha)。斷(duan)路(lu)時(shi)不(bu)但(dan)檢(jian)查(zha)電(dian)機(ji),還(hai)應(ying)首(shou)先(xian)檢(jian)查(zha)控(kong)製(zhi)設(she)備(bei)接(jie)線(xian)是(shi)否(fou)正(zheng)確(que),如(ru)果(guo)是(shi)交(jiao)流(liu)接(jie)觸(chu)器(qi)觸(chu)頭(tou)接(jie)觸(chu)不(bu)良(liang)造(zao)成(cheng)線(xian)路(lu)不(bu)能(neng)接(jie)通(tong),應(ying)用(yong)砂(sha)紙(zhi)將(jiang)接(jie)觸(chu)器(qi)觸(chu)頭(tou)斑(ban)痕(hen)磨(mo)平(ping),同(tong)時(shi)也(ye)要(yao)檢(jian)查(zha)鐵(tie)心(xin)吸(xi)合(he)及(ji)斷(duan)開(kai)情(qing)況(kuang),有(you)無(wu)卡(ka)阻(zu)現(xian)象(xiang),必(bi)要(yao)時(shi)更(geng)換(huan)接(jie)觸(chu)器(qi)。
4、電網電壓過低,起動轉矩與電壓平方成正比,加速轉矩克服不了負載力矩,達不到運行轉速,應適當提高電網電壓。

