<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri">ZD41-4*n><*n style="font-family:宋体">型*n><*n style="font-family:Calibri">7.5KW*n><*n style="font-family:宋体">锥形电机*n><*n style="font-family:Calibri">5t*n><*n style="font-family:宋体">电动葫芦起升电机三马原厂电机*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri">ZD41-4*n><*n style="font-family:宋体">型*n><*n style="font-family:Calibri">7.5KW*n><*n style="font-family:宋体">锥形电机是配*n><*n style="font-family:Calibri">CD/MD5t*n><*n style="font-family:宋体">及其他非标电动葫芦配套使用的锥形转子异步电动机,因其具有较大的起动力矩,并且适应工作中的频繁的直接起动,故在*n><*n style="font-family:Calibri">5t*n><*n style="font-family:宋体">电动葫芦上主要作为主起升电机使用。*n><*n style="font-family:Calibri">ZD41-4*n><*n style="font-family:宋体">型*n><*n style="font-family:Calibri">7.5KW*n><*n style="font-family:宋体">锥形电机其工作原理是:电机不工作时,锥形制动器在弹簧力的作用下紧抱电机后端盖,始终处于制动状态。工作时,电机接电后,锥形转子产生轴向磁拉力,磁拉力克服弹簧力,使风扇制动轮(配无石棉制动环)脱开后端盖,电机正常运转。断电后,轴向磁拉力消失,在弹簧力作用下,风扇制动轮返回到原状态,实现制动。*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">主要构成部件:电机前端盖(前端盖外部安装*n><*n style="font-family:Calibri">6218*n><*n style="font-family:宋体">轴承)、机座(包含定子、线圈及其绝缘材)、后端盖、风叶制动轮(风扇制动轮、刹车轮)、锁母、风罩、转子装配(包括电机轴、转子铸铝、*n><*n style="font-family:Calibri">NU209E\NU207E*n><*n style="font-family:宋体">轴承、支承圈、压力弹簧等)*n>*n>*n>
<*n style="font-family:Calibri"><*n style="color:#000000"><*n style="font-size:medium"> *n>*n><*n style="color:#000000"><*n style="font-size:medium">ZD41-4*n>*n>*n><*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">型*n><*n style="font-family:Calibri">7.5KW*n><*n style="font-family:宋体">锥形电机主要尺寸另部件尺寸:电机前端盖法兰外圆直径*n><*n style="font-family:Calibri">380*n><*n style="font-family:宋体">,连接孔尺寸*n><*n style="font-family:Calibri">340*n><*n style="font-family:宋体">,连接孔直径*n><*n style="font-family:Calibri">4-*n><*n style="font-family:宋体">Φ*n><*n style="font-family:Calibri">18,*n><*n style="font-family:宋体">前端盖处大轴承型号为*n><*n style="font-family:Calibri">6218*n><*n style="font-family:宋体">。电机轴轴头尺寸*n><*n style="font-family:Calibri">10D-35de4×28×4dc6*n><*n style="font-family:宋体">,装风叶制动轮处为渐开线花键(模数为*n><*n style="font-family:Calibri">1.5,*n><*n style="font-family:宋体">齿数为*n><*n style="font-family:Calibri">29*n><*n style="font-family:宋体">),因公司有改进优化设计,其中还有两种参数:*n><*n style="font-family:Calibri">1*n><*n style="font-family:宋体">、模数为*n><*n style="font-family:Calibri">2*n><*n style="font-family:宋体">,齿数为*n><*n style="font-family:Calibri">21*n><*n style="font-family:宋体">的电机轴;*n><*n style="font-family:Calibri">2*n><*n style="font-family:宋体">、矩形花键*n>*n>*n><*n style="font-size:12pt"><*n style="color:black"><*n style="font-family:"Times New Roman","serif"">10D-40de4*n>*n>*n><*n style="color:#000000"><*n style="font-family:Calibri"><*n style="font-size:medium">×*n>*n>*n><*n style="font-size:12pt"><*n style="color:black"><*n style="font-family:"Times New Roman","serif"">32*n>*n>*n><*n style="color:#000000"><*n style="font-family:Calibri"><*n style="font-size:medium">×*n>*n>*n><*n style="font-size:12pt"><*n style="color:black"><*n style="font-family:"Times New Roman","serif"">5dc6*n>*n>*n><*n style="font-size:12pt"><*n style="color:black"><*n style="font-family:宋体">,同样配套的风扇制动轮同样有相应的规格。*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri">ZD41-4*n><*n style="font-family:宋体">型*n><*n style="font-family:Calibri">7.5KW*n><*n style="font-family:宋体">锥形电机主要性能参数:电源为*n><*n style="font-family:Calibri">380V/50Hz(*n><*n style="font-family:宋体">非标电压可以定制*n><*n style="font-family:Calibri">)*n><*n style="font-family:宋体">、额定电流:*n><*n style="font-family:Calibri">18A*n><*n style="font-family:宋体">、效率:*n><*n style="font-family:Calibri">80%*n><*n style="font-family:宋体">、功率因数:*n><*n style="font-family:Calibri">0.8*n><*n style="font-family:宋体">、起动电流:*n><*n style="font-family:Calibri">110A*n><*n style="font-family:宋体">、防护等级为*n><*n style="font-family:Calibri">IP44,*n><*n style="font-family:宋体">绝缘等级*n><*n style="font-family:Calibri">B*n><*n style="font-family:宋体">级。*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">一)电动机使用的工作条件*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">二)、检查*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">三、安装*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">联接电动机的电源线不宜过长、过细,否则,电源线压降过大,电机启动困难。*n>*n>*n>
<*n style="font-family:黑体"><*n style="font-size:medium"><*n style="color:#000000">注意:1*n>*n><*n style="color:#000000"><*n style="font-size:medium">、使用时电机应可靠接地;*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:黑体">2*n><*n style="font-family:黑体">、电机配装到主机上后,应保证电机轴前后窜动自如,不得有任何阻力,否则影响制动效果*n><*n style="font-family:黑体">;*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:黑体">3*n><*n style="font-family:黑体">、露天使用时,必须设有防雨装置。*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">四、使用注意事项*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium">电动机起动运行后,应注意观察电动机传动装置、拖动设备及线路电压,有异常现象应立即停机,查明并排除故障后方能再次起动。*n>*n>*n>
<*n style="color:#000000"> <*n style="font-family:宋体"><*n style="font-size:medium">接通电源后,若电机不转应立即停机,以免烧坏电动机。*n>*n>*n>
<*n style="color:#000000"> <*n style="font-family:宋体"><*n style="font-size:medium">当发生下列情况应立即停机处理: *n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium"> *n>*n><*n style="color:#000000"><*n style="font-size:medium">A*n>*n>*n><*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">)发生人身触电事故*n><*n style="font-family:宋体">;*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">B*n><*n style="font-family:宋体">)电动机或起动装置冒烟起火*n><*n style="font-family:宋体">;*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium"> *n>*n><*n style="color:#000000"><*n style="font-size:medium">C*n>*n>*n><*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">)电动机剧烈振动*n><*n style="font-family:宋体">;*n>*n>*n>
<*n style="font-family:宋体"><*n style="color:#000000"><*n style="font-size:medium"> *n>*n><*n style="color:#000000"><*n style="font-size:medium">D*n>*n>*n><*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">)电动机拖动设备损坏*n><*n style="font-family:宋体">;*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">E*n><*n style="font-family:宋体">)电动机轴承剧烈发热*n><*n style="font-family:宋体">;*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:宋体">F*n><*n style="font-family:宋体">)电动机发生扫膛、转速突然下降、温度已迅速上升或者下降*n><*n style="font-family:宋体">。*n>*n>*n>
<*n style="font-family:宋体"><*n style="font-size:medium"><*n style="color:#000000">所有电动机必须保证轴向窜动灵活,不得有装配时的同轴度误差和尺寸误差而造成电机轴向窜动困难现象。电机制动环是易损件,磨损后轴向长度会发生变化,必须保证电机轴伸台阶(或卡簧)与联轴器平面有足够的间隙,一般6mm*n>*n><*n style="color:#000000"><*n style="font-size:medium">,防止轴伸台阶(或卡簧)顶死。*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">所有电机必须在接志处,用导线引出,可靠接地。*n>*n>*n>
<*n style="font-size:medium"><*n style="color:#000000"><*n style="font-family:Calibri"> *n><*n style="font-family:宋体">轴承润滑脂一般每半年更换一次,更换时应消除陈脂,洗净后注入*n><*n style="font-family:Calibri">3*n><*n style="font-family:宋体">号锂基润滑脂,装入量为轴承室容量的*n><*n style="font-family:Calibri">2/3*n><*n style="font-family:宋体">,若轴承磨损严重须用相同规格更换。*n>*n>*n>