绞车Drawworks
直流电驱动绞车设计特点
l轴支承采用滚子轴承，轴材料为合金钢；
l滚筒开槽；滚筒的高、低速端均为通风式气态离合器；
l刹车为液压盘式刹车；刹车盘水冷或风冷；
l辅助刹车为电磁涡流刹车，水冷或风冷；
l气换档结构；无英文翻译
l链传动结构；
l链条稀油润滑，轴承油脂润滑；
l分体式结构。无英文翻译
FeaturesofDCdrawworks:
lAllbearingsarerollerbearings.Shaftsaremadeofalloysteel;
lThedrumisgrooved.Ventilatingairclutchesconstitutethehighandlowspeedends;
lThebrakeishydraulicdiscbrake.Thediscofbrakeiswater-cooledorwind-cooled;
lTheauxiliarybrakeiseddycurrentbrake,water-cooledorwind-cooled;
lBeingshiftedthoughairclutch;
lBeingtransmittedthroughchains;
lChainsarelubricatedforcedlybythinoil,bearingsarelubricatedbygrease;
lSplitconstruction.
Model:JC40----JC901000HP----3000HP