目 录
1 绪论 ..............................................................................................................................................1
1.1 我国的环保形势 ....................................................................................................................1
1.2 刮泥机 ....................................................................................................................................1
1.2.1 刮泥机的分类 ..................................................................................................................1
1.2.2 各种类刮泥机的适用条件和优缺点 ..............................................................................2
1.3 中心传动刮泥机 ....................................................................................................................4
1.3.1 原理 ..................................................................................................................................4
1.3.2 产品特征 ..........................................................................................................................4
1.4 中心传动刮泥机参数： ........................................................................................................4
1.5 设计任务 ...............................................................................................................................5
1.6 研究意义 ................................................................................................................................5
2 刮泥机总体构成 ..........................................................................................................................6
2.1 刮臂的形式 ............................................................................................................................9
2.2 刮板 ......................................................................................................................................10
2.3 水下轴承 ..............................................................................................................................11
2.4 工作桥 ..................................................................................................................................12
3 动力系统设计与计算 ................................................................................................................13
3.1 传动装置的设计 ..................................................................................................................13
3.2 电动机的选择 ......................................................................................................................13
3.2.1 选择电动机的类型和结构形式 ....................................................................................13
3.2.2 确定电动机的功率 ........................................................................................................14
3.3 联轴器的设计 ......................................................................................................................16
3.4 泵的选择 ..............................................................................................................................18
3.4.1 进水泵 ............................................................................................................................18
3.4.2 出水泵 ............................................................................................................................19
3.5 蜗轮、蜗杆的设计、计算 ..................................................................................................20
3.5.1 蜗轮、蜗杆材料及精度选择 ........................................................................................20
3.5.2 涡轮、蜗杆计算和校核 ................................................................................................20
3.5.3 计算和校核 ....................................................................................................................20
3.6 传动立轴的设计与计算 ......................................................................................................22
