空冷风机说明书_.doc

空 冷 器 风 机 使 用 维 护 说 明 书 保定航技风机制造有限公司 TEL: 0312-7108993 FAX: 0312-7108982 EMAIL: sales@ 目 录 一、总述····························································2 1．风机简介························································2 2．风机铭牌说明····················································2 3．平衡方法························································2 二、风机的安装······················································3 1．轴及轴承座的安装················································3 2．三角带轮及三角带的安装（联组带） ·································3 3．轮毂的安装·······················································5 4．叶片的安装······················································6 5．叶尖与风筒间隙··················································7 三、运行前的准备工作···············································8 四、风机的维护·····················································8 五、风机故障原因及其排除方法·······································9 一．总述 1．风机简介： 风机总成含叶轮及传动系统。叶轮由锻铝合金叶片碳钢轮毂两部分组成。传动系统包括电机架、驱动带轮、从动带轮、轴承座、主轴及传动带。风机的构架或基础均应有足够的强度、刚度和稳定性，能吸收和隔离振动，防止发生共振。 2． 风机铭牌说明： 在所有风机轮毂上都有一风机铭牌, 以便快速准确地识别。风机铭牌显示如下信息： * 风机型号 : ×—× F ×× × ×—× × 电机功率 (kw) 安装形式： e、n、f、z、 g, … 叶片数：4,6 叶片材质：L：铝 B：玻璃钢 T或S：手调角 风机直径：风机直径(mm)/100 J：机械调角 调角形式： G：鼓风 B：半自调 Y：引风 Z：自调 3．平衡方法： 除非特别指出，所有风机叶轮均按如下方法平衡： 轮毂及叶片均采用静平衡。 这种部件的分体平衡使组装后的组件仍符合6.3级平衡精度。 同批交付的叶片有相同的大矩值，允许与轮毂随机组装。这样省略了打配套标记。 二、风机的安装 轴及轴承座的安装： 图1 轴承座安装应找正、找平，并使主轴与风筒同轴，同轴度误差＜5mm（在安装叶片时，可从叶尖与风筒间隙差来调整）。同时，注意轴承座上压注油杯的朝向，以便于加注润滑脂见图1。 图2 2.1 三角 锥套规格 图 联组带比单根带传动有更高的传动效率。为了保证皮带正常传动工作，皮带要有适当的预紧力，可通过调整螺栓把电机板和电机拉到一定位置，以达到皮带预期张紧程度。检查预紧力是通过在皮带与两皮带轮的切点跨距的中点M加载荷（见附图）测量皮带的挠度y，跨距a每100mm产生的挠度为1.6mm 图图5 序号 名称 材质及标准号 数量 1 轮毂板 碳钢 1 2 下压块 碳钢 1/叶片 3 锥套座 45# 1 4 锥套 45# 1 5 U形螺