?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 水܇振动的原因和解决Ҏ-新闻中心-上v上久水܇?/title> <link href="../style/css.css" rel="stylesheet" type="text/css" /> <meta name="keywords" content="水܇振动原因Q水泉|动解x法,上v上久泵业" /> <meta name="description" content="因此我们在水泉|l的刉和安装q程中,以及水܇机组的设计、运行和理斚w应尽可能避免振动造成的干扰问题,把振动危宛_d最低限度? /> <script language="javascript" type="text/javascript" src="../js/shoppic.js"></script> <script src="../JQuery/jquery-1.4.2.min.js"></script> <script src="../js/AnthorSearch.js"></script> <script src="js/jquery.LoadImage.js"></script> <script> $(function() { var imgs=$(".zw_txt").find("img"); for(var i=0;i<imgs.size();i++) { if($(imgs[i]).width()>500) { $(imgs[i]).width(500); // $(imgs[i]).LoadImage(true,500,500); } } } ) </script> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> </head> <body> <div 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<div style="clear: both;"> </div> </div> <div class="lianjie"> <a href="/pro/">[查看更多]</a></div> <div class="ny_con"> <img src="../images/ny_lx.gif" /></div> </div> </div> <div class="ny_right"> <div class="ny_pro"> <div class="ny_bt"> <span>您现在的位置Q?a href="/index.htm">首页</a> >> <a href="/problem/">常见问题</a> >> 常见问题详细</span><b>常见问题</b></div> <div class="zuixiao"> <div class="zhengwen"> <div class="zw_bt"> 水܇振动的原因和解决Ҏ</div> <div class="zw_fb"> 发布旉Q?011/11/3   来源Q上上久水泵厂   点击敎ͼ<script src='../ProblemHits.aspx?id=229'></script></div> <div class="zw_txt"> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">在水泵运行中Q振动是不可避免的,但是我们要随时监水泉|动的pL是否在安全系数范围内Q当pL要超安全系数或一出安全pLӞ我们要及时的q行修维护,我们不能{到亡羊再补牢?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">因此我们在水泉|l的刉和安装q程中,以及水܇机组的设计、运行和理斚w应尽可能避免振动造成的干扰问题,把振动危宛_d最低限度。当泉|或机l发生振动时Q应针对具体情况Q逐一分析可能造成振动的原因,扑և问题的症l后Q在采取有效的技术措施加以消除。有些措施比较简单,有些措施相当复杂。若需要大量的资金Q应对可采用的几个方案进行技术经比较,l合机组技术改造进行。上上久܇业给Z水܇、电机及泉|振动的常见原因及消除措施Q希望能帮您快速解x泉|动这一故障?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><b><span lang="EN-US"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p><span style="font-size:small;font-family: Times New Roman ;"> </span></o:p></span></b></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><b><span lang="EN-US"><span style="font-family: Times New Roman ;">1</span></span></b><b><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">、水泉|动的常见原因及消除措?/span></b></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">1</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q手动盘车困难:泵u弯曲、u承磨损、机l不同心、叶轮碰泵壳?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ校直܇轴、调整或更换轴承、重校机l同心度、重调间隙?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">2</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q܇轴摆度过大:轴承和u颈磨损或间隙q大?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ修理u颈、调整或更换轴承?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">3</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q水力不qQ叶轮不q、离心܇个别叶槽堵塞或损坏?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ重校叶轮静q和动q、消除堵塞,修理或更换叶轮?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">4</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Qu܇轴功率过大:q水池水位太低,叶轮Ҏ深度不够Q杂物缠l叶轮,泉|蚀损坏E度不同Q叶轮缺损?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">解决ҎQ抬高进水池水位Q降低水泵安装高E消除杂?/span><span lang="EN-US"><span style="font-family: Times New Roman ;">,</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">q设|栏污栅Q修理或更换叶轮?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">5</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q基在振动:基础刚度差或底角Z村֊或共振?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ加固基、拧紧地脚螺丝?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">6</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q离心܇机组效率急剧下降或u܇机组效率略有下降Q伴有汽蚀噪音?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ改变水泵{速,避开共振区域Q查明发生汽蚀的原因,采取措施消除汽蚀?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span lang="EN-US"><o:p><span style="font-size:small;font-family: Times New Roman ;"> </span></o:p></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><b><span lang="EN-US"><span style="font-family: Times New Roman ;">2</span></span></b><b><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">、电动机振动的常见原因及消除措施</span></b></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">1</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Qu承偏:机组不同心或轴承损?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ重校机l同心度Q调整或更换轴承?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">2</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q定转子摩擦Q气隙不均匀或u承磨损?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ重新调整气隙,调整或更换uѝ?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">3</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q{子不能停在Q意位|或动力不^衡?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ重校{子静q和动q?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">4</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Qu向松动:Z村֊或安装不良?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ拧紧螺丝,查安装质量?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">5</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q基在振动:基础刚度差或底角Z村֊?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ加固基或拧紧底角螺丝?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">6</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q三相电不EI转矩减小Q{子笼条或端环发生故障?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ检查ƈ修理转子W条或端环?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><b><span lang="EN-US"><o:p><span style="font-size:small;font-family: Times New Roman ;"> </span></o:p></span></b></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><b><span lang="EN-US"><span style="font-family: Times New Roman ;">3</span></span></b><b><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">、其它原因引L机组振动及消除措?/span></b></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">1</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q拦污栅堵塞Q进水池水位降低?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ栏污栅清污Q加设栏污栅清污装置?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">2</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q前池与q水池设计不合理Q进水流道与泵不配套使进水条件恶化?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ栏污栅清污Q加设栏污栅清污装置合理设计与该q前池、进水池和进水流道的设计?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">3</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">QŞ成虹吸时间过长,使机l较长时间在非设计工况运行?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ加设抽真空装置Q合理设计与改进虹吸式出水流道?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">4</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q进水管道固定不牢或引v共振?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ加讄道镇墩和支墩Q加固管道支撑,改变q行参数Q改变运行参数避开共振区?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">5</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q拍门反复撞击门座或关闭撞击力过大?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ流道(或管道)出口前设排气孔,合理设计拍门采取控制措施Q减拍门关闭时的撞d?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New Roman ;">6</span></span><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;">Q出水管道内压力急剧变化及水锤作用?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family: Times New Roman ;mso-hansi-font-family: Times New Roman ;"><span style="font-size:small;">解决ҎQ缓闭阀及调压井{其它防止水锤措施?/span></span></p> <p style="margin:0cm 0cm 0pt;" class="MsoNormal"><span style="font-size:small;"><span lang="EN-US"><span style="font-family: Times New 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