捕鱼大作战

上海沪工阀门厂(集团)有限公司

沪工阀门

上海沪工阀门厂(集团)有限公司

ZHAIYAO:ZHENDUIZHIHUIFAZAIGUOLUYALIRONGQIZHONGSUOQIDEZHONGYAOZUOYONG。DUICHUANTONGZHIHUIFAYIZHANKA,MIFENGXIELOU,SHIYONGBULINGHUODENGWENTIJINXINGLEFENXI,BINGJIESHAOLEZHUANLICHANPINXINXINGZHITONGSHIZHIHUIFA(ZL0321198011 HE ZL032119811X)DETEDIAN。

关键词:止回阀;锅炉;结构改进

1 概述

止回阀广泛用于石油、化工和电力供暖锅炉等装置中,防止流体倒流,保护设备安全运行。目前普通的止回阀结构有旋启式和升降式等,由于这些产品存在易粘卡,密封不严,难以维修的问题,给设备安全运行带来隐患。

普通止回阀结构图(图1)
捕鱼大作战 图1 普通止回阀

2 故障与分析

ZHIHUIFASHIGUOLUYALIRONGQIDENGSHEBEICHANGYONGDEZHONGYAOBUJIANZHIYI。RUZHINENGGUOLUANZHUANGDEZHIHUIFAGUANBISHI,ZHUSHUIZHUANGZHIJIANGZIDONGJISHUI。DANSHIDANGZHIHUIFACHUXIANDONGZUOCHIHUAN,BULINGHUO,ZHANKA,MIFENGBUYANJIDAOLIUDENGQINGKUANGSHI,ZIDONGZHUSHUIZHUANGZHIJIANGBUNENGZIDONGJISHUI,ZHIHAORENGONGCAIQUXIANGYINGCHULICUOSHI,JISHENGCHANYUNXINGZENGTIANLEBUSHAOYINHUAN。HAIYOUYOUTIANCHOUYOUZHUYAOCAIYOUSHEBEIDESHIZHENGQIFASHENGQI(ZHUQIGUO)SHIGAOWENGAOYA(17MPa,352℃)ZHUANGZHI,RUZHUANGZHIDUANLUTIAOZHAZAOCHENGTINGDIANSHIGU,GAOYAZHUSHUIBENGJIANGTINGZHIGONGZUO,CISHIDALIANGZHENGQIDAOHUI,ZHIHUIFAJINGGUOGAOWENQISHI,HUIYALILIANGBUNENGZHIJIEZUOYONG,ZAOCHENGZHIHUIFABUNENGLINGHUOGUANBI,SHEBEIANQUANYUNXINGNANYIBAOZHENG,JIANGZAOCHENGBUYINGYOUDESUNSHI。

3 改进

新型直通式止回阀结构图(图2)
图2 新型直通式止回阀

捕鱼大作战 ZHENDUIPUTONGZHIHUIFA(TU1)CUNZAIDEBUZU,SHEJIKAIFALEXINXINGZHITONGSHIZHIHUIFA(TU2)。GAICHANPINDEQIUTICAIYONGLEZHENGTIDANXINGMIFENGLIANGHAODEXIANGJIAOCAILIAO。ZAIGAOWENGAOYAGONGKUANGSHI,QIUTICAIYONGBUXIUGANGZHIZAO,ZHENGTIFAZUOCHENGZHUIXING。ZAIGAOYAXIA,QIUTILINGHUOHUIDAOZHUIXINGFAZUO,DADAOZIDONGGUANBI。XINXINGZHITONGSHIZHIHUIFAYIHUOGUOJIAZHUANLI(ZHUANLIHAO:ZL0321198011 HE ZL032119811X)。

捕鱼大作战 ZHITONGSHIZHIHUIFALIANJIEFANGSHIYOULUOWEN、FALANHEHANJIEDENGJIEGOU,HAIKEGENJUYONGHUYAOQIUCAIQUQITALIANJIEFANGSHI。GAIFAJINGSHIJISHIYONG,XIAOGUOLIANGHAO,BUCUNZAIZHANKAHEMIFENGBUYANDENGXIANXIANG。YONGYUGAOWENGAOYAGONGKUANGSHI,CAIYONGGANGQIU,YONGYUDIWENDIYAGONGKUANGSHI,QIUTICAIYONGTESHUXIANGJIAOQIU。

用于低压的螺纹和法兰连接阀门,其阀体采用模具生产,用于高温高压的焊接连接阀门,其阀体采用棒材加工,节省材料,加工方便。

4 结语

ZHITONGSHIXINXINGZHIHUIFADEYINGYONGSHISHEBEIANQUANXISHUDEDAOTIGAO,GAIFALIUZUXIAO,QIBILINGHUO,MIFENGXINGNENGHAO,SHOUDAOYONGHUHUANYING。


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下一篇:底阀的特征定义与作用
上一篇:止回阀定义、作用及分类


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