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if($(this).attr("class")=="cur"){ b=true; } $(".nav_list ul li ul").prev("i").removeClass("cur"); $(".nav_list>ul>li").children("ul").slideUp("fast"); if(!b){ $(this).addClass("cur"); $(this).siblings("ul").slideDown("fast"); } }) }); </script> <div id="at5xgcwsgw" class="ny_banner"><img src="/skins/30724/images/xwzx.png" /></div> <script src="http://www.hbzhan.com/mystat.aspx?u=scjjy"></script> <div id="at5xgcwsgw" class="ly_crumb"> <img src="/skins/30724/images/crumb_icon.png" /><p>當(dāng)前位置：<a href="/">首頁(yè)</a> > <a href="/news.html">新聞中心</a> > <span>seko加藥泵的傳動(dòng)裝置對(duì)流量調(diào)節(jié)很重要</span></p> </div> <div id="at5xgcwsgw" class="ly_NyNewsdetail"> <h1 class="NyNewsdetail_title">seko加藥泵的傳動(dòng)裝置對(duì)流量調(diào)節(jié)很重要</h1> <div id="at5xgcwsgw" class="NyNewsdetail_tips">更新時(shí)間：2019-08-14 點(diǎn)擊次數(shù)：2282</div> <div id="at5xgcwsgw" class="NyNewsdetail_con"> <div>　　<a href="http:///Products-16892552.html" target="_blank"><strong>seko加藥泵</strong></a>是由傳動(dòng)機(jī)座部件、泵頭部件、電機(jī)三部分組成的，性能是非常不錯(cuò)，安全性能非常高，計(jì)量輸送比較，流量可以從零到定額值范圍內(nèi)任意的進(jìn)行調(diào)節(jié)，壓力也可以從常壓到允許范圍內(nèi)任意的選擇。另外該泵的品種比較多，性能比較全面，調(diào)節(jié)起來(lái)直觀又清晰，工作比較平穩(wěn)，運(yùn)行無(wú)噪聲，體積小、重量輕、維護(hù)起來(lái)十分的方便。</div><div>　　seko加藥泵是用來(lái)計(jì)量的，所以計(jì)量的度非常重要，可以計(jì)量出液體的準(zhǔn)確流量，這樣就能夠更好的掌控液體的使用量，而且還更加利于調(diào)節(jié)流量，更好的實(shí)現(xiàn)遙控和計(jì)算機(jī)自動(dòng)控制。</div><div>　　seko加藥泵的流量調(diào)節(jié)主要是通過(guò)控制柱塞行程長(zhǎng)度來(lái)實(shí)現(xiàn)，進(jìn)行電動(dòng)控制實(shí)際上就是對(duì)柱塞行程長(zhǎng)度進(jìn)行電動(dòng)控制，調(diào)節(jié)通過(guò)絲桿帶動(dòng)N形軸產(chǎn)生軸向位移來(lái)實(shí)現(xiàn)，小齒輪和大齒輪嚙合，大齒輪固定在齒輪軸上，絲桿和齒輪軸通過(guò)滑鍵聯(lián)接．系統(tǒng)工作時(shí)，電機(jī)帶動(dòng)小齒輪，再通過(guò)和大齒輪的嚙合使齒輪軸轉(zhuǎn)動(dòng)，而齒輪軸和軸承固結(jié)在一起，所以，在大齒輪轉(zhuǎn)動(dòng)時(shí)，絲桿會(huì)上下運(yùn)動(dòng)從而改變了柱塞行程。</div><div>　　采用步進(jìn)電機(jī)來(lái)代替異步電機(jī)，電機(jī)的速度由軟件編程的方式來(lái)實(shí)現(xiàn)，當(dāng)實(shí)際流量接近目標(biāo)流量時(shí)，電機(jī)采用減速控制，使系統(tǒng)運(yùn)動(dòng)慣性減小，到達(dá)準(zhǔn)確的目標(biāo)位置，從而消除振蕩現(xiàn)象。本傳動(dòng)裝置具有自鎖定功能，在定位控制方式下，流量一旦達(dá)到給定值，步進(jìn)電機(jī)便處于通電自鎖狀態(tài)，使傳動(dòng)機(jī)構(gòu)位置鎖緊，避免了<strong>seko加藥泵</strong>運(yùn)行時(shí)把當(dāng)量的相對(duì)位移轉(zhuǎn)移而影響流量和計(jì)量度。</div> 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