苹果彩票app下载

苹果彩票app下载

滬工閥門

苹果彩票app下载

苹果彩票app下载 ZHAIYAO:ZHENDUIZHIHUIFAZAIGUOLUYALIRONGQIZHONGSUOQIDEZHONGYAOZUOYONG。DUICHUANTONGZHIHUIFAYIZHANKA,MIFENGXIELOU,SHIYONGBULINGHUODENGWENTIJINXINGLEFENXI,BINGJIESHAOLEZHUANLICHANPINXINXINGZHITONGSHIZHIHUIFA(ZL0321198011 HE ZL032119811X)DETEDIAN。

關鍵詞:止回閥;鍋爐;結構改進

1 概述

止回閥苹果彩票app下载廣泛用于石油、化工和電力供暖鍋爐等裝置中,防止流體倒流,保護設備安全運行。目前普通的止回閥結構有旋啟式和升降式等,由于這些產品存在易粘卡,密封不嚴,難以維修的問題,給設備安全運行帶來隱患。

普通止回閥結構圖(圖1)
圖1 普通止回閥

2 故障與分析

ZHIHUIFASHIGUOLUYALIRONGQIDENGSHEBEICHANGYONGDEZHONGYAOBUJIANZHIYI。RUZHINENGGUOLUANZHUANGDEZHIHUIFAGUANBISHI,ZHUSHUIZHUANGZHIJIANGZIDONGGEISHUI。DANSHIDANGZHIHUIFACHUXIANDONGZUOCHIHUAN,BULINGHUO,ZHANKA,MIFENGBUYANJIDAOLIUDENGQINGKUANGSHI,ZIDONGZHUSHUIZHUANGZHIJIANGBUNENGZIDONGGEISHUI,ZHIHAORENGONGCAIQUXIANGYINGCHULICUOSHI,GEISHENGCHANYUNXINGZENGTIANLEBUSHAOYINHUAN。HUANYOUYOUTIANCHOUYOUZHUYAOCAIYOUSHEBEIDESHIZHENGQIFASHENGQI(ZHUQIGUO)SHIGAOWENGAOYA(17MPa,352℃)ZHUANGZHI,RUZHUANGZHIDUANLUTIAOZHAZAOCHENGTINGDIANSHIGU,GAOYAZHUSHUIBENGJIANGTINGZHIGONGZUO,CISHIDALIANGZHENGQIDAOHUI,ZHIHUIFAJINGGUOGAOWENQISHI,HUIYALILIANGBUNENGZHIJIEZUOYONG,ZAOCHENGZHIHUIFABUNENGLINGHUOGUANBI,SHEBEIANQUANYUNXINGNANYIBAOZHENG,JIANGZAOCHENGBUYINGYOUDESUNSHI。

3 改進

新型直通式止回閥結構圖(圖2)
圖2 新型直通式止回閥

苹果彩票app下载 ZHENDUIPUTONGZHIHUIFA(TU1)CUNZAIDEBUZU,SHEJIKAIFALEXINXINGZHITONGSHIZHIHUIFA(TU2)。GAICHANPINDEQIUTICAIYONGLEZHENGTIDANXINGMIFENGLIANGHAODEXIANGJIAOCAILIAO。ZAIGAOWENGAOYAGONGKUANGSHI,QIUTICAIYONGBUXIUGANGZHIZAO,ZHENGTIFAZUOCHENGZHUIXING。ZAIGAOYAXIA,QIUTILINGHUOHUIDAOZHUIXINGFAZUO,DADAOZIDONGGUANBI。XINXINGZHITONGSHIZHIHUIFAYIHUOGUOJIAZHUANLI(ZHUANLIHAO:ZL0321198011 HE ZL032119811X)。

ZHITONGSHIZHIHUIFALIANJIEFANGSHIYOULUOWEN、FALANHEHANJIEDENGJIEGOU,HUANKEGENJUYONGHUYAOQIUCAIQUQITALIANJIEFANGSHI。GAIFAJINGSHIJISHIYONG,XIAOGUOLIANGHAO,BUCUNZAIZHANKAHEMIFENGBUYANDENGXIANXIANG。YONGYUGAOWENGAOYAGONGKUANGSHI,CAIYONGGANGQIU,YONGYUDIWENDIYAGONGKUANGSHI,QIUTICAIYONGTESHUXIANGJIAOQIU。

用于低壓的螺紋和法蘭連接閥門苹果彩票app下载,其閥體采用模具生產,用于高溫高壓的焊接連接閥門,其閥體采用棒材加工,節省材料,加工方便。

4 結語

苹果彩票app下载 ZHITONGSHIXINXINGZHIHUIFADEYINGYONGSHISHEBEIANQUANXISHUDEDAOTIGAO,GAIFALIUZUXIAO,QIBILINGHUO,MIFENGXINGNENGHAO,SHOUDAOYONGHUHUANYING。


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下一篇:底閥的特征定義與作用
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