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生產的系列蝶閥的密封結構形式有:單偏心密封、雙偏心密封、三偏心密封、變偏心密封,各種結構類型蝶閥的密封原理簡述如下:

1. danpianxinmifengdiefademifengyuanli

youyuzaidanpianxindiefadejichushangjiangdiebandehuizhuanzhongxin(jifamenzhouzhongxin)yufatizhongxinxianxingchengchicunpianzhi,shidediefazaikaiqiguochengzhong,diebandemifengmianhuibidanpianxinmifengdiefagengkuaidituolifazuomifengmian,diebanzhuandongzhi 8°~12° shi,diebanmifengmianwanquantuolifazuomifeng,wanquankaiqishi,liangmifengmianzhijianxingchengyigegengdadejianxi,gaileidiefadesheji,dadajiangdileliangmifengmianzhijiandejixiemosunjiyongjiyabianxing,shidiefademifengxingnenggengweitigao。

2. 雙偏心密封蝶閥的密封原理

youyuzaishuangpianxindiefadejichushangjiangfazuozhongxinxianzaiyufatizhongxinxianxingchengyige β jiaopianzhi,shidediefazaiqifaguochengzhong,diebandemifengmianzaikaiqishunjianlijituolifazuomifengmian,erzaiguanbishunjiancaihuijiechubingyajinfazuomifengmian。dangwanquankaiqishi,liangmifengmianzhijianxingchengyigeyushuangpianxinmifengdiefaxiangtongdejianxi,gaileidiefadesheji,chedixiaochuleliangmifengmianzhijiandejixiemosunhecashang,shidiefademifengxingnengheshiyongshoumingdoudedaodadatigao。

3. bianpianxinmifengdiefademifengyuanli

bianpianxindiefadedutezhichuzaiyuanzhuangdiebandefaganzhoushiyigesanduanzhoushijiegou,cisanduanzhoushifaganliangduanzhouduantongxin,erzhongxinduanzhouzhongxinxianyuliangduanzhouxianpianliyigezhongxinju,diebanjiuanzhuangzaizhongjianzhouduanshang。zheyangdepianxinjiegoushidediebanzaiquankaiweizhishichengweishuangpianxinzhuang,erzaidiebanzhuandongdaoguanbiweizhishizechengweidanpianxinzhuang。youyupianxinzhoudezuoyong,zaijiejinguanbishi,diebanxiangfazuodemifengzhuimianneiyijinyigejuli,diebanyufazuodemifengdemifengmianxiangwenhedadaokekaodemifengxingneng。

youyudiebandehuizhuanzhongxin(jifamenzhouzhongxin)yudiebanmifengjiemiananpianxinshezhi,shidediefazaikaiqiguochengzhong,diebanmifengmianzhujiantuolifazuomifengmian,diebanzhuandongzhi 20°~25° shi,diebanmifengmianwanquantuolifazuomifengmian,wanquankaiqishi,liangmifengmianzhijianxingchengjianxi,congershidediefazaiqibiguochengzhong,liangmifengmianzhijianxiangduijixiemosunjijiyadaweijiangdi,congerbaozhenglediefademifeng。


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