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专题资讯
非金属泵的结构特点
DIANXINGCHENSUFEIJINSHUBENGJIEGOURUSHANGTUSUOSHI。
1. BENGTI:FEIJINSHUBENGBENGTIDEJIEGOUYOUZHENGTIHECHENLILIANGZHONG。ZHENGTIBENGTIZHIZHENGGEBENGTIJUNWEIFEIJINSHU,YIBANJINSHIYONGYUXIAOKOUJINGLIXINBENG;CHENLIBENGTIYIBANZHIBENGTICAILIAOWEIZHUTIEHUOZHUGANG,CHENLICENGWEIFEIJINSHU。ZHENGTIBENGTIKEYIXUANYONGREGUXINGCAILIAO、RESUXINGCAILIAO,CHENLIBENGFENWEIDANXINGCHENLI、PENTUCHENLIYIJIGANGXINGCHENLI。FEIJINSHUBENGYIBANWEIDANJI、WOQIAOSHI、JINGXIANGPOUFENJIEGOU。
DUIYUZHENGTIBENGTIKEYIJIARUJINGUJINXINGJIAQIANG,WEILEFANGZHIFEIJINSHUBENGJIEKOUSHOULIDECUIRUOXING,KEZAIFEIJINSHUBENGTILIANGBIANZENGJIAQIANHOUGAIBAN,BINGYONGLUOSHUANJINXINGLIANJIEJIAGU。DUIYUCHENLIBENGKEYITONGGUOJINSHUBENGQIAOKAISHEHESHIDECAOKONGJINXINGGUDING。CIWAIHAIKEKAOLVZAIBENGQIAOSHANGHANJIEGUIJIASIWANGJIAQIANG。
2. YELUN:FEIJINSHUBENGDEYELUNYEKEFENKAISHI、BANKAISHIHEBISHISANZHONG。BISHIYELUNYOURESUXINGSULIAOZHICHENG,QIANHOUGAIBANKEYICHAOSHENGBOHUOZHENDONGHANJIEZAIYIQI。BANKAISHI、KAISHIYELUNKEYIYONGRESUXINGHUOREGUXINGSULIAOZHICHENG。
YELUNFENZHENGTIJIEGOUHENEIMAIJINSHUJIANJIEGOULIANGZHONG。ZHENGTIFEIJINSHUJIEGOUYELUNQIANGDUDI,SHIYONGYUXIAOXINGBENG;NEIMAIJINSHUJIANJIEGOUCAIYONGMOYAFANGSHICHENGXING,YELUNQIANGDUGAO。
3. MIFENGHUAN(KOUHUAN):FEIJINSHUBENGYIBANBUSHEMIFENGHUAN。
4. ZHOU:FEIJINSHUBENGDEBENGZHOUYIBANBUYUJIEZHIJIECHU,CAIYONGJINSHUCAILIAO,YIDUANYONGYUGUDINGYELUN,LINGYIDUANYONGYUANZHUANGLIANZHOUQI。FEIJINSHUBENGDEBENGZHOUYUYELUNCHANGCAIYONGLUOWENLIANJIE。
5. ZHOUFENG:FEIJINSHUBENGDEZHOUFENGXINGSHIYOUJIXIEMIFENG、DONGLIMIFENGHEWUZHOUFENGJIEGOU。
① 机械密封:国内许多非金属泵通常采用152型(或SB2)外装式波纹管多弹簧单端面机械密封。该密封适用压力范围为0~0.5MPa,轴径25~55mm,温度<120℃,动环材料为填充四氟,静环材料为氧化铝陶瓷。该密封可用于浓度30%以上的盐酸,50%以下的稀硫酸,98%以上的磷酸和各种浓度的混合酸。该密封使用寿命较长,一般大于4000h;对于清水介质和酸性介质大部分选用WB2或152型机械密封,对于碱性介质一般选用169型机械密封。当工作介质特殊时,应根据介质特性选用其他形式的机械密封,包括材料。
② DONGLIMIFENG:BAOKUOFUYELUN(HUOFUYEPIAN)MIFENGHETINGCHEMIFENG。GAIMIFENGXINGSHICHANGYONGYUSHUSONGHANGUTIKELIDEJIEZHI,YIBANSHIYONGYUHANGULIANGDAYU15%。DONGLIMIFENGBENGXUYAOZHUMINGZUIDAYUNXURUKOUYALI,YIBIMIANYONGHUZAIJIAOGAORUKOUYALIXIASHIYONGSHICHANSHENGDALIANGXIELOU。
③ WUZHOUFENGJIEGOU:ZHUYAOZHIFEIJINSHUCILIQUDONGBENG,KEYONGYUSHUSONGGEZHONGBUYUNXUXIELOUDEYETI。