CN203208815U - 带自动切换阀的内置旁路式布袋除尘器 - Google Patents

带自动切换阀的内置旁路式布袋除尘器 Download PDF

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CN203208815U
CN203208815U CN 201320110774 CN201320110774U CN203208815U CN 203208815 U CN203208815 U CN 203208815U CN 201320110774 CN201320110774 CN 201320110774 CN 201320110774 U CN201320110774 U CN 201320110774U CN 203208815 U CN203208815 U CN 203208815U
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张毅
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Jiangsu Sanjing Environmental Protection Group Co ltd
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Abstract

本实用新型包括一套带自动切换阀的内置旁路式布袋除尘器。它包括一套布袋除尘器、除尘器旁路和一只进口自动切换阀门,除尘器旁路管路从灰斗内穿过。正常运行时烟气经阀门进入布袋除尘器,从出口排出,除尘器故障情况下,阀门自动动作,将旁路打开,烟气经设置在除尘器内部的旁路排出。本实用新型采用一个阀门自动切换,减少了故障率,采用内置式旁路,减少了占地面积和设备投资。

Description

带自动切换阀的内置旁路式布袋除尘器
所属技术领域
本实用新型涉及一种带自动切换阀的内置旁路式布袋除尘器。本装置主要应用于焚烧炉、化工领域。 
背景技术
目前,在烟气处理中,布袋除尘器设置有旁路,旁路设置在除尘器外面,在烟气进口管道和旁路管道上分别设置两个气动阀门,当除尘器故障或者进口烟气温度超温时,旁路阀门打开,烟气进口阀门关闭,烟气从旁路经过。这种除尘器旁路采用外置,增加了设备投资,增大了占地面积,同时两个阀门有可能存在误动作情况。 
发明内容
为了克服现有问题,本实用新型提供了一种带自动切换阀的内置旁路式布袋除尘器,本实用新型将旁路设置成内置式,直接由除尘器出灰斗内经过,同时进口烟道和旁路烟道的切换采用一个阀门,任何情况下都能保证系统烟气通道。 
本实用新型解决其技术问题所采用的技术方案是:一种带自动切换阀的内置旁路式布袋除尘器,它包括一套布袋除尘器、除尘器旁路,在烟气进口设置有一只自动切换的阀门,烟气旁路管道从除尘器灰斗内经过,自动切换的阀门通过气缸控制其动作,自动切换阀门的阀板只能在旁路管道和烟气进口管道之间动作,自动切换阀门的阀板通过限位板控制其动作位置,灰斗内的旁路管道上方设置有倒三角的挡板。 
本实用新型的有益效果是,减少传统阀门切换的故障率,减少了占地面积和设备投资。 
附图说明
附图1为本实用新型的带自动切换阀的内置旁路式布袋除尘器的主视图 
附图2为图1的A-A视图 
附图3为灰斗内旁路管道截面图 
附图4为切换阀门2放大图 
图中1.烟气进口,2.切换阀门,3.布袋除尘器,4.除尘器出口烟气管道,5.出口手动阀门,6.烟气出口,7.灰斗,8.旁路管道,9.挡板,10.气缸,11.阀板,12.驱动轴,13.限位板。 
具体实施方式
烟气从烟气进口1进入,在除尘器进口处设置一自动切换阀门2,阀门采用三通形式,三路分别通向烟气进口1、除尘器3进口、和旁路管道8进口。正常运行时,烟气经过切换阀门2进入布袋除尘器3,经过除尘后,由出口烟道4经烟气出口6排出,而粉尘经灰斗7排出。当布袋除尘器3故障或进口1烟气温度超温时,切换阀门的气缸10自动动作,经驱动轴12,带动阀板11顺时针旋转,将除尘器进口管道关闭,打开旁路管道8,烟气经内置式旁路管道8经出口6排出,此时关闭出口手动阀门5,可以将除尘器完全退出运行。灰斗内的旁路管道上设置有倒三角的挡板9,以防止灰尘堆积在管道上。在自动切换阀的阀门内设置有限位板13,确保阀板的动作位置。 

Claims (5)

1.一种带自动切换阀的内置旁路式布袋除尘器,它包括一套布袋除尘器、除尘器旁路,其特征在于:在烟气进口设置有一只自动切换的阀门,烟气旁路管道从除尘器灰斗内经过。
2.根据权利要求1所述的带自动切换阀的内置旁路式布袋除尘器,其特征在于:自动切换的阀门通过气缸控制其动作。
3.根据权利要求1所述的带自动切换阀的内置旁路式布袋除尘器,其特征在于:自动切换阀门的阀板只能在旁路管道和烟气进口管道之间动作。
4.根据权利要求1所述的带自动切换阀的内置旁路式布袋除尘器,其特征在于:自动切换阀门的阀板通过限位板控制其动作位置。
5.根据权利要求1所述的带自动切换阀的内置旁路式布袋除尘器,其特征在于:灰斗内的旁路管道上方设置有倒三角的挡板。
CN 201320110774 2013-02-17 2013-02-17 带自动切换阀的内置旁路式布袋除尘器 Expired - Lifetime CN203208815U (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106705074A (zh) * 2016-11-18 2017-05-24 天华化工机械及自动化研究设计院有限公司 一种紧急切换旁路装置
CN110639286A (zh) * 2018-06-26 2020-01-03 阿特拉斯·科普柯空气动力股份有限公司 过滤装置和用于接通和/或关闭过滤装置的方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106705074A (zh) * 2016-11-18 2017-05-24 天华化工机械及自动化研究设计院有限公司 一种紧急切换旁路装置
CN110639286A (zh) * 2018-06-26 2020-01-03 阿特拉斯·科普柯空气动力股份有限公司 过滤装置和用于接通和/或关闭过滤装置的方法
CN110639286B (zh) * 2018-06-26 2021-10-26 阿特拉斯·科普柯空气动力股份有限公司 过滤装置和用于接通和/或关闭过滤装置的方法

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Granted publication date: 20130925