LK-UZXK阻旋式料位計是采用微(wei)電(dian)(dian)機(ji)(ji)經(jing)減(jian)速后,帶動(dong)(dong)(dong)(dong)檢測(ce)葉(xie)片以5-6轉(zhuan)(zhuan)(zhuan)(zhuan)/分的(de)轉(zhuan)(zhuan)(zhuan)(zhuan)速旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)的(de)。當被(bei)測(ce)物料(liao)的(de)料(liao)位(wei)上(shang)升使葉(xie)片的(de)轉(zhuan)(zhuan)(zhuan)(zhuan)動(dong)(dong)(dong)(dong)受到阻(zu)礙時,檢測(ce)機(ji)(ji)構便(bian)圍(wei)繞主軸產生(sheng)旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)位(wei)移(yi)(yi)。此(ci)(ci)位(wei)移(yi)(yi)使其(qi)(qi)中一(yi)個微(wei)動(dong)(dong)(dong)(dong)開關(guan)動(dong)(dong)(dong)(dong)作發出有料(liao)信號,隨后另(ling)一(yi)個微(wei)動(dong)(dong)(dong)(dong)開關(guan)動(dong)(dong)(dong)(dong)作,切斷電(dian)(dian)機(ji)(ji)電(dian)(dian)源(yuan)使其(qi)(qi)停轉(zhuan)(zhuan)(zhuan)(zhuan)。只要料(liao)位(wei)不變此(ci)(ci)種狀態便(bian)將一(yi)直保(bao)持下(xia)去(qu)(qu)。當料(liao)位(wei)下(xia)降(jiang)檢測(ce)葉(xie)片失去(qu)(qu)阻(zu)擋(dang)時,檢測(ce)機(ji)(ji)構便(bian)依靠彈簧拉(la)力恢復(fu)原態。首先一(yi)個微(wei)動(dong)(dong)(dong)(dong)開關(guan)動(dong)(dong)(dong)(dong)作接(jie)通電(dian)(dian)機(ji)(ji)電(dian)(dian)源(yuan),使其(qi)(qi)旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan),隨后另(ling)一(yi)個微(wei)動(dong)(dong)(dong)(dong)開關(guan)動(dong)(dong)(dong)(dong)作發出無料(liao)信號,只要沒有物料(liao)阻(zu)擋(dang)檢測(ce)葉(xie)片的(de)轉(zhuan)(zhuan)(zhuan)(zhuan)動(dong)(dong)(dong)(dong),此(ci)(ci)種狀態也(ye)將一(yi)直保(bao)持下(xia)去(qu)(qu)。
LK-UZXK系(xi)(xi)列阻(zu)旋式全密封(feng)料(liao)位(wei)(wei)控(kong)制器采用擺動(dong)(dong)式傳動(dong)(dong)系(xi)(xi)統。電(dian)(dian)機(ji)底座通過(guo)彈簧(huang)拉住(zhu),當系(xi)(xi)統沒有(you)受(shou)阻(zu)時(shi),電(dian)(dian)機(ji)轉(zhuan)(zhuan)動(dong)(dong),帶動(dong)(dong)檢(jian)測(ce)葉片,檢(jian)測(ce)物料(liao)。檢(jian)測(ce)板(ban)受(shou)阻(zu)時(shi),使主軸受(shou)阻(zu)而(er)靜止,電(dian)(dian)機(ji)繼續運(yun)行,使電(dian)(dian)機(ji)底座拉動(dong)(dong)彈簧(huang),壓下(xia)微動(dong)(dong)開關,發(fa)出(chu)有(you)料(liao)信號,同時(shi)切斷電(dian)(dian)機(ji)電(dian)(dian)源(yuan),電(dian)(dian)機(ji)停止工作。當物位(wei)(wei)下(xia)降時(shi)檢(jian)板(ban)阻(zu)力消失,系(xi)(xi)統在彈簧(huang)的(de)拉力下(xia)復位(wei)(wei),微動(dong)(dong)開關恢(hui)復原始狀態(tai),使電(dian)(dian)機(ji)轉(zhuan)(zhuan)動(dong)(dong),同時(shi)發(fa)出(chu)無料(liao)信號。
四、阻旋式料位計安裝注意事項
1、安裝前請確(que)認電(dian)源電(dian)壓是否與阻(zu)旋料位計標(biao)識(shi)上面的電(dian)壓一致;
2、確認安裝方式(法蘭或螺紋)及安裝尺寸;
3、連接部位(wei)為1〃螺紋時,可選用鐮刀型或收縮(suo)型葉片,以便(bian)直(zhi)接插(cha)入管牙內;
4、水平(ping)安裝(zhuang)時,接線(xian)盒入線(xian)口應注意(yi)垂直朝下,電纜固定螺母必須鎖緊;
5、軸長(chang)可(ke)調(diao)型和鋼索型只適合頂裝;
6、水平安(an)裝(zhuang)時葉(xie)片與(yu)水平向下呈10~20°的(de)(de)夾角安(an)裝(zhuang),這樣可(ke)以減少(shao)物料的(de)(de)沖(chong)擊(ji)。
7、桶內溫(wen)度超過(guo)80℃時,請選用RZX90高溫(wen)系列產品。
8、阻旋(xuan)料(liao)位開關應避(bi)免(mian)安裝(zhuang)在進料(liao)口正下方(fang),當(dang)無(wu)法避(bi)免(mian)時可加裝(zhuang)防護(hu)擋板,以(yi)免(mian)出現錯誤動作。
五、產品結構類型
型號 |
傳動桿形式 |
耐溫級別 |
安裝方式 |
LK-UZXK系列-1G |
桿傳動 |
常溫 |
頂裝 |
LK-UZXK系列(lie)-2G |
常溫 |
側裝 |
|
LK-UZXK系列-1G-1L |
鋼纜傳動 |
常溫 |
頂裝 |
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