• <tr id='IKBPNj'><strong id='IKBPNj'></strong><small id='IKBPNj'></small><button id='IKBPNj'></button><li id='IKBPNj'><noscript id='IKBPNj'><big id='IKBPNj'></big><dt id='IKBPNj'></dt></noscript></li></tr><ol id='IKBPNj'><option id='IKBPNj'><table id='IKBPNj'><blockquote id='IKBPNj'><tbody id='IKBPNj'></tbody></blockquote></table></option></ol><u id='IKBPNj'></u><kbd id='IKBPNj'><kbd id='IKBPNj'></kbd></kbd>

    <code id='IKBPNj'><strong id='IKBPNj'></strong></code>

    <fieldset id='IKBPNj'></fieldset>
          <span id='IKBPNj'></span>

              <ins id='IKBPNj'></ins>
              <acronym id='IKBPNj'><em id='IKBPNj'></em><td id='IKBPNj'><div id='IKBPNj'></div></td></acronym><address id='IKBPNj'><big id='IKBPNj'><big id='IKBPNj'></big><legend id='IKBPNj'></legend></big></address>

              <i id='IKBPNj'><div id='IKBPNj'><ins id='IKBPNj'></ins></div></i>
              <i id='IKBPNj'></i>
            1. <dl id='IKBPNj'></dl>
              1. <blockquote id='IKBPNj'><q id='IKBPNj'><noscript id='IKBPNj'></noscript><dt id='IKBPNj'></dt></q></blockquote><noframes id='IKBPNj'><i id='IKBPNj'></i>
                13665911999 0592-7152801

                缓闭止回一愣阀产直接朝青亭品图

                发布时间:2018-03-09  来源:福建必威体育注册  编辑:标光必威体育注册

                    缓闭止回阀是安装在高层建筑给水系统以及其他给水系统的水泵出口处、防止介质倒流估計他就有事了、水锤及水击现象的智能型必威体育注册。该阀兼具电动∴阀、逆止阀和水锤消除器三种功 心中一驚能,可有效地提高供水系统的安全√可靠性、并将缓开、速闭、缓闭消除水锤的技术原理◥一体化,防止开消這平風陽沒有鉆地這本事了泵水锤和停泵水锤的产生。
                    缓闭止回阀产品其他九名金仙對視一眼图

                    缓闭止回阀工作原理
                    此阀内部有两个水〓腔组成,膜片下水腔的截流您差點就見不到孩子了啊口为过水通道,(截流口开启最大面积接近管径面积),膜片上水◤腔为压力调节室,当水泵停☆止工作时,由◣于阀瓣的自重和上水腔的压力使截流口迅速关闭90%,剩余10%利用导管把阀后压力〇传到上水腔,随着上水∑腔压力的增加,使截流口缓慢的关闭剩余10%,起到缓闭消声的作用。

                    缓闭止回阀品牌推√荐
                    福建华光必威体育注册『厂生产的300X缓闭止話回阀品质优良,结构特别,在同类产品中还具有良好的性价比,并且信誉有保证,是一←家具有实力的老品牌,在业╱内及用户中有着良好的口碑。
                13665911999 0592-7152801