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止回阀有几种类型呢?

时间:2020-04-30   来源:宁波江东天与昕建材有限皇家直播


CHANGJIANDEZHIHUIFAYOUYIXIAJIZHONG:

YI、SHENGJIANGSHIZHIHUIFA:LISHIHEWOSHILIANGZHONG。SHENGJIANGSHIZHIHUIFADEFATIXINGZHUANGYUJIEZHIFAYIYANG,YINCITADELIUTIZULIJIAODA。FABANYANZHEFATICHUIZHIZHONGXINXIANHUADONG。DANGJIEZHISHUNLIUSHI,FABANKAOJIEZHITUILIKAIQI,DANGJIEZHITINGLIUSHI,FABANKAOZICHUIJIANGLUOZAIFAZUOSHANG。


SHENGJIANGSHI(XIAOSHENG)ZHIHUIFA

1、LISHISHENGJIANGSHIZHIHUIFA。QIJIEZHIJINCHUKOUTONGDAOFANGXIANGYUFAZUOTONGDAOFANGXIANGXIANGTONG,QILIUDONGZULIJIAOZHITONGSHIXIAO。LISHISHENGJIANGZHIHUIFAANZHUANGZAICHUIZHIGUANLU。

2、直通式升降止回阀只能安装在水平管路。受安装要求的限制,常用于小直径场合DN<50。

ER、XUANQISHIZHIHUIFA:XUANQISHIZHIHUIFADEFABANCHENGYUANPANZHUANG,RAOFAZUOTONGDAODEZHUANZHOUZUOXUANZHUANYUNDONG,YINFANEITONGDAOCHENGLIUXIANXING,LIUDONGZULIBISHENGJIANGSHIZHIHUIFAXIAO,SHIYONGYUZHONGXIAOKOUJING、DIYADAKOUJINGGUANDAO(DILIUSUHELIUDONGBUCHANGBIANHUADEDAKOUJINGCHANGHE)。MIFENGXINGNENGBUJISHENGJIANGSHI。


XUANQISHIZHIHUIFA

1、XUANQISHIZHIHUIFAFENDANBANSHI、SHUANGBANSHIHEDUOBANSHISANZHONG,ZHEISANZHONGXINGSHIZHUYAOANFAMENKOUJINGLAIFEN,MUDESHIWEILEFANGZHIJIEZHITINGZHILIUDONGHUODAOLIUSHI,JIANRUOSHUILICHONGJI。DANBANXUANQISHIZHIHUIFAYIBANSHIYONGYUZHONGDENGKOUJINGDECHANGHE。DAKOUJINGGUANLUXUANYONGDANBANXUANQISHIZHIHUIFASHI,WEIJIANSHAOSHUICHUIYALI,ZUIHAOCAIYONGNENGJIANXIAOSHUICHUIYALIDEHUANBIZHIHUIFA。SHUANGBANXUANQISHIZHIHUIFASHIYONGYUDAZHONGKOUJINGGUANLU。DUIJIASHUANGBANXUANQISHIZHIHUIFAJIEGOUXIAO、ZHONGLIANGQING,SHIYIZHONGFAZHANJIAOKUAIDEZHIHUIFA;DUOBANXUANQISHIZHIHUIFASHIYONGYUDAKOUJINGGUANLU。

2、XUANQISHIZHIHUIFADEANZHUANGWEIZHIBUSHOUXIANZHI,TAKEZHUANGZAISHUIPING、CHUIZHIHUOQINGXIEDEGUANXIANSHANG。

SAN、DIESHIZHIHUIFA:ZHITONGSHI。DIESHIZHIHUIFADEJIEGOULEISIYUDIEFA。QIJIEGOUJIANDAN、LIUZUJIAOXIAO,SHUICHUIYALIYIJIAOXIAO。FABANWEIRAOFAZUONEIDEXIAOZHOUXUANZHUANDEZHIHUIFA。DIESHIZHIHUIFAJIEGOUJIANDAN,ZHINENGANZHUANGZAISHUIPINGGUANDAOSHANG,MIFENGXINGJIAOCHA。

SI、GEMOSHIZHIHUIFA:YOUDUOZHONGJIEGOUXINGSHI,JUNCAIYONGGEMOZUOWEIQIBIJIAN,YOUYUQIFANGSHUICHUIXINGNENGHAO,JIEGOUJIANDAN,CHENGBENDI,JINNIANLAIFAZHANJIAOKUAI。DANGEMOSHIZHIHUIFADESHIYONGWENDUHEYALISHOUDAOGEMOCAILIAODEXIANZHI。

隔膜式止回阀适用于易产生水击的管路上,隔膜可以很好地消除介质逆流时产生的水击,它一般使用在低压常温管道上,特别适用于自来水管道上,一般介质工作温度在-12--120℃之间,工作压力<1.6MPa,但隔膜式止回阀可以做到较大口径,DN最大可以达到2000mm以上;


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