布袋除塵器主(zhu)體(ti)和(he)除(chu)塵(chen)點(dian)的(de)密(mi)封(feng)情(qing)況(kuang)直(zhi)接(jie)影(ying)響(xiang)除(chu)塵(chen)效(xiao)果(guo)。布(bu)袋(dai)除(chu)塵(chen)一(yi)般(ban)都(dou)是(shi)負(fu)壓(ya)運(yun)行(xing),如(ru)漏(lou)風(feng)易(yi)形(xing)成(cheng)小(xiao)回(hui)路(lu)短(duan)路(lu),除(chu)塵(chen)係(xi)統(tong)的(de)風(feng)量(liang)造(zao)成(cheng)浪(lang)費(fei)而(er)導(dao)致(zhi)正(zheng)壓(ya)揚(yang)塵(chen)。因(yin)此(ci)布(bu)袋(dai)除(chu)塵(chen)器(qi)要(yao)加(jia)強(qiang)密(mi)封(feng)。除(chu)塵(chen)係(xi)統(tong)主(zhu)要(yao)有(you)布(bu)袋(dai)收(shou)塵(chen)器(qi)主(zhu)體(ti)和(he)收(shou)塵(chen)係(xi)統(tong)其(qi)它(ta)設(she)備(bei),如(ru)星(xing)型(xing)卸(xie)料(liao)器(qi)、進出口閥門、輸送設備及管道、檢jian查zha門men等deng。要yao加jia強qiang各ge檢jian查zha孔kong和he門men的de密mi封feng,檢jian查zha門men用yong雙shuang層ceng門men,門men周zhou邊bian的de密mi封feng要yao采cai用yong耐nai熱re矽gui橡xiang膠jiao。輸shu送song設she備bei的de密mi封feng也ye要yao加jia強qiang維wei護hu,減jian少shao和he杜du絕jue漏lou風feng現xian象xiang。殼ke體ti所suo有you連lian接jie處chu都dou要yao連lian續xu焊han接jie,不bu能neng有you漏lou縫feng、開孔現象(門孔處及清灰下料處容易漏風)。因此,要加強對收塵係統的巡檢、點檢工作,檢查收塵器風管、殼體、上shang花hua板ban等deng部bu位wei的de完wan整zheng性xing和he密mi封feng性xing,發fa現xian磨mo穿chuan部bu位wei要yao及ji時shi補bu焊han。要yao加jia強qiang除chu塵chen器qi主zhu體ti和he除chu塵chen點dian的de密mi封feng。除chu塵chen係xi統tong主zhu要yao有you除chu塵chen器qi主zhu體ti和he除chu塵chen係xi統tong的de其qi他ta設she備bei,如ru檢jian查zha人ren孔kong、除塵管道、卸料設備雙層閥或剛性葉輪格式閥、輸送設備刮板機、倉頂蓋板等。其中需要加強密封的主要包括殼體的焊口、倉頂蓋板、檢查人孔、刮板機蓋板等。其中蓋板、檢查人孔以及設備連接處可以用黃油或耐熱玻璃膠進行二次密封。
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