机械5

B型旋风除尘器设计 摘要 系统性的较为完整的详细说明了B型旋风除尘器，涵盖有除尘器的整体结构、原理性的概述、关键零部件的强度校核及其选材等等。参照普通B旋风除尘器设计为基础，指导老师的中肯意见和自己查阅许多有关除尘设备的书籍一步一步脚印渐渐完善的。在的完善过程中，参照化工制图教材，深入了解了化工有关的许多知识，使用CAD制图工具软件完善制图要求，花了大量时间最终绘制了一套较为完整的结构图纸。一步跟着老师脚印，认真听取老师意见，然后听取指导老师的要求最终定稿完成终稿，打印出较为完善的除尘器介绍说明书。 关键词：B型旋风除尘器；压力损失；除尘效率；强度校核 ABSTRACT I
n this paper, the B-type cyclo
ne dust collector is described i
n detail, i
ncludi
ng the overall structure of the dust collector, the pri
nciple of the summary, the key compo
ne
nts of the stre
ngth of the check a
nd its selectio
n a
nd so o
n. With refere
nce to the desig
n of the ge
neral cyclo
ne dust collector, the guida
nce of the teacher's advice a
nd their ow
n access to ma
ny of the books o
n the dust removal equipme
nt step by step footpri
nt gradually improved.Parts drawi
ngs, a
nd dust removal system schematics. I
n this paper, the followi
ng sectio
ns are discussed i
n the followi
ng sectio
ns First, the size of the B-type cyclo
ne dust collector is calculated by referri
ng to the data. Seco
ndly, the assembly patter
n of B-type cyclo
ne a
nd the parts of B-type cyclo
ne are draw
n. Fi
nally, the i
nformatio
n is compiled, a
nd the E
nglish literature related to the paper is selected to complete the desig
n specificatio
n. Keyword Whirler-type dust catecher;Effiei
ney of dustremoval;Pressure drop ;Check the stre
ngth 目录 1.引言1 2.B旋风除尘器工作原理介绍3 2.1B旋风除尘器的除尘原理3 2.1.1B旋风除尘器的总体结构分析3 2.1.2B旋风除尘器内旋流、速度分析4 2.1.3B旋风除尘器内的压力分析7 2.2影响B旋风除尘器的因素及其分类7 2.2.1B旋风除尘器的技术性能7 2.2.2影响B旋风除尘器性能的主要因素8 2.2.3旋风除尘器选型分类10 3.B型旋风除尘器的设计10 3.1B旋风除尘器的选用及各部分尺寸的确定10 3.1.1形式的选择10 3.1.2确定进口风速10 3.1.3确定B型旋风除尘器的尺寸10 3.2 B型旋风除尘器强度的校核12 3.2.1筒体和锥体壁厚s和气压试验强度校核12 3.2.2排气管尺寸的确定14 3.2.3.支座的选择计算15 3.2.4支腿的设计计算及校核15 4.B型旋风除尘器压力损失及除尘效率17 4.1计算压力损失17 4.2除尘效率的计算18 5.风机的选择20 6.排尘阀的选择20 7.连接方式的选择及其装配21 结论23 致谢24 参考文献25