jinnianlai，guoneizhanjiaoduanxianweideshengchanchengxianchanxiaoliangwangdetaishi，quanguogezhanjiaoshengchanchangjiadouzaifenfenkuodachanliang，youcidailaiwogongsizhanjiaoleihongganjidexiaoshouliangyezaibuduandezengchang，dansuizhezhanjiaoduanxianweidanxianchannengdebuduankuoda，dailaishebeifangdashejihoujiegougaijinyouhuadexuyao，zaicijiuhongfangzhongxunhuanrefeng的密封作一些探討，富通新能源生產銷售滾筒烘幹機、氣流式烘幹機等幹燥烘幹機械設備。
2、使用中的設備密封現狀
目前，我公司生產的簾板式粘膠烘幹機大多采用簾板左右兩側單密封的形式——蝴蝶板密封或氣流密封，從這兩種密封形式的實際使用效果來看，都存在著一定的利與弊。
2.1蝴蝶板密封結構
圖1所(suo)示(shi)為(wei)蝴(hu)蝶(die)板(ban)密(mi)封(feng)結(jie)構(gou)。蝴(hu)蝶(die)板(ban)密(mi)封(feng)是(shi)將(jiang)一(yi)塊(kuai)塊(kuai)由(you)薄(bo)鋼(gang)板(ban)壓(ya)製(zhi)成(cheng)型(xing)的(de)蝴(hu)蝶(die)板(ban)通(tong)過(guo)螺(luo)釘(ding)按(an)順(shun)序(xu)前(qian)後(hou)搭(da)接(jie)固(gu)定(ding)在(zai)簾(lian)板(ban)兩(liang)端(duan)，隨(sui)簾(lian)板(ban)前(qian)行(xing)輸(shu)送(song)短(duan)纖(xian)維(wei)。橡(xiang)膠(jiao)密(mi)封(feng)條(tiao)一(yi)端(duan)通(tong)過(guo)螺(luo)栓(shuan)固(gu)定(ding)在(zai)角(jiao)鋼(gang)上(shang)，另(ling)一(yi)端(duan)通(tong)過(guo)自(zi)身(shen)的(de)彈(dan)性(xing)緊(jin)貼(tie)在(zai)蝴(hu)蝶(die)板(ban)的(de)背(bei)麵(mian)，用(yong)於(yu)保(bao)證(zheng)烘(hong)房(fang)內(nei)的(de)循(xun)環(huan)熱(re)風(feng)全(quan)部(bu)通(tong)過(guo)簾(lian)板(ban)，穿(chuan)透(tou)短(duan)纖(xian)維(wei)層(ceng)對(dui)纖(xian)維(wei)進(jin)行(xing)烘(hong)幹(gan)。避(bi)免(mian)熱(re)風(feng)夾(jia)帶(dai)著(zhe)少(shao)量(liang)短(duan)纖(xian)維(wei)短(duan)路(lu)通(tong)過(guo)鏈(lian)條(tiao)，造(zao)成(cheng)飛(fei)毛(mao)現(xian)象(xiang)，同(tong)時(shi)飛(fei)毛(mao)纏(chan)結(jie)在(zai)鏈(lian)條(tiao)滾(gun)輪(lun)上(shang)，造(zao)成(cheng)滾(gun)輪(lun)磨(mo)損(sun)嚴(yan)重(zhong)而(er)損(sun)壞(huai)。該(gai)結(jie)構(gou)的(de)特(te)點(dian)是(shi)製(zhi)造(zao)簡(jian)單(dan)，安(an)裝(zhuang)方(fang)便(bian)，但(dan)在(zai)使(shi)用(yong)過(guo)程(cheng)中(zhong)也(ye)存(cun)在(zai)著(zhe)下(xia)列(lie)問(wen)題(ti)：
yongyuzhanjiaoduanxianweidehongganshebei，youqishizaihonggandehouqu，xianweibijiaopengsong，xianweicengbijiaohou，yincihudiebanjiuyaoshejidebijiaogao，zheyangjiujiyizaochenghudiebandebianxingheyunzhuanzhongqiangcha。
mifengbansuocaiyongdeguochanxiangjiaobanzaichangqidegaowengaoshigongzuohuanjingxia，rongyichanshengbolangbianxing，shideyuhudiebantiefubujinmi，zaochengqiliuduanlu，xianweifeimaoxianxiangyanzhong。
在zai開kai車che調tiao試shi初chu期qi或huo參can數shu調tiao整zheng時shi，烘hong房fang內nei氣qi流liu不bu暢chang易yi形xing成cheng紊wen流liu的de情qing況kuang下xia，烘hong房fang內nei纖xian維wei容rong易yi飛fei起qi，少shao量liang纖xian維wei在zai簾lian板ban的de運yun行xing過guo程cheng中zhong被bei帶dai進jin橡xiang膠jiao板ban與yu蝴hu蝶die板ban之zhi間jian，造zao成cheng密mi封feng不bu嚴yan，出chu現xian漏lou毛mao現xian象xiang。
2.2氣流密封結構
圖2所示為氣流密封結構，孔板、擋風板、封feng板ban和he密mi封feng條tiao等deng組zu成cheng一yi個ge固gu定ding的de氣qi流liu密mi封feng腔qiang。循xun環huan熱re風feng在zai穿chuan透tou纖xian維wei層ceng和he簾lian板ban的de同tong時shi，其qi中zhong一yi小xiao部bu分fen熱re風feng通tong過guo孔kong板ban進jin入ru氣qi流liu密mi封feng腔qiang，形xing成cheng擋dang風feng板ban內nei外wai兩liang側ce熱re風feng的de壓ya差cha，阻zu止zhi纖xian維wei進jin入ru該gai腔qiang。即ji使shi有you少shao量liang的de短duan纖xian維wei進jin入ru，在zai氣qi流liu密mi封feng腔qiang內nei側ce的de封feng板ban靠kao近jin簾lian板ban處chu裝zhuang有you用yong於yu密mi封feng的de橡xiang膠jiao條tiao，進jin一yi步bu阻zu止zhi纖xian維wei往wang外wai飛fei漏lou而er造zao成cheng鏈lian條tiao的de損sun壞huai。同tong時shi，由you於yu擋dang風feng板ban的de安an裝zhuang不bu同tong於yu蝴hu蝶die板ban一yi塊kuai塊kuai的de前qian後hou搭da接jie，避bi免mian了le戧qiang茬cha造zao成cheng機ji件jian損sun壞huai的de可ke能neng。並bing且qie氣qi流liu密mi封feng的de高gao度du可ke以yi根gen據ju鋪pu絲si厚hou度du來lai進jin行xing設she計ji，不bu受shou高gao度du限xian製zhi。該gai結jie構gou的de特te點dian是shi製zhi造zao加jia工gong比bi較jiao簡jian單dan，成cheng本ben費fei用yong比bi較jiao低di廉lian。但dan在zai實shi際ji運yun用yong中zhong也ye存cun在zai著zhe簾lian板ban在zai運yun行xing過guo程cheng中zhong因yin鏈lian條tiao可ke能neng由you於yu加jia工gong或huo使shi用yong磨mo損sun等deng情qing況kuang在zai某mou幾ji節jie處chu產chan生sheng隆long起qi，使shi得de簾lian板ban兩liang端duan部bu的de墊dian板ban翹qiao起qi，由you於yu密mi封feng條tiao在zai整zheng個ge運yun行xing過guo程cheng中zhong一yi直zhi在zai此ci處chu密mi封feng，墊dian板ban的de翹qiao起qi勢shi必bi造zao成cheng矽gui橡xiang膠jiao條tiao的de撕si裂lie，如ru果guo隆long起qi嚴yan重zhong，還hai會hui造zao成cheng擋dang風feng板ban與yu簾lian板ban相xiang碰peng，造zao成cheng機ji件jian的de損sun壞huai。同tong樣yang橡xiang膠jiao條tiao的de受shou熱re變bian形xing問wen題ti也ye是shi產chan生sheng漏lou毛mao的de一yi個ge原yuan因yin。
keyikanchu，hudiebanmifengheqiliumifengdouyougezideyoushi，tongshiyedouyouyidingdejuxianhebiduan，ruheyangchangbiduan，shejichugengjiaheliderefengmifengzhuangzhi，shichangqikunraowomendenanti，yezhengshiwomensuoyaoyanjiutantaodeguanjian。
3、雙密封結構介紹
根據以上兩種結構的優劣特性對比分析，充分考慮了現有設備的結構布局，設計了更趨合理的雙密封形式——氣流密封加蝴蝶板密封，結構如圖3所示。
gaijiegoudeshejisixiangshijiangqianmiansuotidaodeliangzhongmifengxingshihelidejiehezaiyiqi。diyidaomifengcaiyongqiliumifengdeyuanli，zuiwaicedeqiliumifengbanheneicehuban、蝴蝶板、zhencimaozhanzuchengyigeqiliuqiang，zhanjiaoduanxianweijunyundipuzaiyunxingzhongdelianbanshang。dangxunhuanrefengchuantouduanxianweidetongshi，yibufenrefengtongguoqiliumifengbanshangbudekaikongqujinruqiliuqiang，youyuqiliuqiangneidezulixiaoyulianbanshangduanxianweidezuli，shideqiliuqiangneidefengyadayuwaibudefengya，lianbanshangdekongqihexianweiwufajinruqiliuqiang。hubanneicededierdaomifengcaiyonghudiebanmifengdeyuanli，youyuhudiebanwaibusheyouqiliumifengban，yincihudiebandegaodububishejidehengao，100mm較jiao為wei適shi宜yi，這zhe樣yang蝴hu蝶die板ban不bu容rong易yi變bian形xing，也ye可ke以yi利li用yong現xian有you的de加jia工gong模mo具ju，降jiang低di費fei用yong。蝴hu蝶die板ban與yu內nei側ce護hu板ban的de密mi封feng采cai用yong針zhen刺ci毛mao氈zhan，針zhen刺ci毛mao氈zhan與yu內nei側ce護hu板ban用yong粘zhan結jie劑ji粘zhan結jie在zai一yi起qi，同tong時shi上shang部bu用yong螺luo釘ding進jin行xing緊jin固gu，保bao證zheng在zai運yun行xing過guo程cheng中zhong毛mao氈zhan不bu脫tuo落luo，同tong時shi在zai內nei側ce護hu板ban的de背bei麵mian沿yan機ji器qi縱zong向xiang分fen段duan裝zhuang有you多duo套tao彈dan簧huang裝zhuang置zhi頂ding住zhu護hu板ban保bao證zheng蝴hu蝶die板ban和he針zhen刺ci毛mao氈zhan帖tie服fu緊jin密mi。由you於yu設she置zhi了le第di二er道dao密mi封feng，即ji使shi有you少shao量liang的de纖xian維wei進jin入ru氣qi流liu腔qiang，加jia上shang蝴hu蝶die板ban的de保bao護hu，杜du絕jue了le纖xian維wei對dui簾lian板ban拖tuo動dong鏈lian輪lun的de纏chan繞rao，較jiao好hao地di解jie決jue了le拖tuo動dong鏈lian條tiao的de平ping穩wen運yun行xing。
4、推廣應用
雙(shuang)密(mi)封(feng)形(xing)式(shi)是(shi)將(jiang)我(wo)公(gong)司(si)現(xian)有(you)的(de)兩(liang)種(zhong)密(mi)封(feng)形(xing)式(shi)加(jia)以(yi)綜(zong)合(he)，使(shi)之(zhi)結(jie)構(gou)更(geng)趨(qu)合(he)理(li)，運(yun)行(xing)更(geng)加(jia)可(ke)靠(kao)，此(ci)結(jie)構(gou)的(de)開(kai)發(fa)應(ying)用(yong)有(you)望(wang)徹(che)底(di)解(jie)決(jue)烘(hong)幹(gan)機(ji)漏(lou)風(feng)跑(pao)毛(mao)的(de)問(wen)題(ti)，可(ke)以(yi)廣(guang)泛(fan)的(de)應(ying)用(yong)到(dao)粘(zhan)膠(jiao)高(gao)白(bai)纖(xian)維(wei)等(deng)一(yi)係(xi)列(lie)差(cha)別(bie)化(hua)纖(xian)維(wei)的(de)生(sheng)產(chan)。目(mu)前(qian)，雙(shuang)密(mi)封(feng)結(jie)構(gou)已(yi)被(bei)用(yong)於(yu)我(wo)公(gong)司(si)為(wei)濰(wei)坊(fang)化(hua)纖(xian)有(you)限(xian)公(gong)司(si)，新(xin)鄉(xiang)化(hua)纖(xian)有(you)限(xian)公(gong)司(si)開(kai)發(fa)的(de)3 200mm幅寬的新型粘膠烘幹機上，事實證明效果很好。
相關烘幹機產品：
1、滾筒烘幹機
2、氣流式烘幹機
