項目(mu)案例
Case
金牌項(xiang)目
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Gold project
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發布時間:
2021
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06
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12
（羅茨真空泵參數）（SPECK水環真空泵參數）
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發布時間:
2021
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04
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22
（螺桿真(zhen)空泵(beng)參數(shu)）（羅茨真(zhen)空泵(beng)參數(shu)）
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發布(bu)時(shi)間:
2020
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04
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15
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發布時間(jian):
2018
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06
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06
羅茨真空(kong)泵參(can)數：水環真空(kong)泵參(can)數：
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發布時間(jian):
2018
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03
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21
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發布時間(jian):
2018
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03
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17
專(zhuan)家團(tuan)隊
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Expert diagnosis
最新資訊
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Latest information
More
11
2019
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12
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31
如(ru)果長(chang)時間(jian)使用某些物品，將(jiang)不(bu)可避(bi)免地將(jiang)其(qi)損(sun)壞。真(zhen)空泵(beng)在(zai)許多(duo)(duo)工業領域(yu)中(zhong)(zhong)被大規模(mo)使用。如(ru)果排氣中(zhong)(zhong)有油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)和油(you)(you)(you)(you)(you)滴，原(yuan)(yuan)因(yin)(yin)(yin)(yin)是(shi)什么?現(xian)在(zai)，跟(gen)隨真(zhen)空泵(beng)維修廠家分(fen)析(xi)排氣中(zhong)(zhong)油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)和油(you)(you)(you)(you)(you)滴的(de)(de)原(yuan)(yuan)因(yin)(yin)(yin)(yin)。什么是(shi)油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)?油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)是(shi)指空氣中(zhong)(zhong)油(you)(you)(you)(you)(you)蒸(zheng)氣的(de)(de)濃度。通(tong)常(chang)有兩(liang)種(zhong)方法形(xing)成油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)。首先，在(zai)壓力的(de)(de)作用下，輸油(you)(you)(you)(you)(you)管(guan)道(dao)中(zhong)(zhong)的(de)(de)油(you)(you)(you)(you)(you)通(tong)過管(guan)道(dao)上(shang)(shang)的(de)(de)細微非密封點噴(pen)出(chu)，形(xing)成了肉眼難(nan)以識別并(bing)散布在(zai)周圍空氣中(zhong)(zhong)的(de)(de)油(you)(you)(you)(you)(you)顆粒。其(qi)次(ci)，油(you)(you)(you)(you)(you)滴灑(sa)在(zai)熱態(tai)的(de)(de)表(biao)(biao)面(例如(ru)鍋爐的(de)(de)表(biao)(biao)面)上(shang)(shang)，并(bing)蒸(zheng)發到(dao)周圍的(de)(de)空氣中(zhong)(zhong)形(xing)成油(you)(you)(you)(you)(you)蒸(zheng)氣。 為什么要研究油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)? 有兩(liang)個(ge)原(yuan)(yuan)因(yin)(yin)(yin)(yin)。第一(yi)(yi)個(ge)原(yuan)(yuan)因(yin)(yin)(yin)(yin)是(shi)節油(you)(you)(you)(you)(you)要求。空氣中(zhong)(zhong)的(de)(de)油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)很濃，并(bing)且散射是(shi)無(wu)限(xian)的(de)(de)。毫無(wu)疑問，有漏油(you)(you)(you)(you)(you)現(xian)象。從長(chang)遠(yuan)來看，油(you)(you)(you)(you)(you)量的(de)(de)損(sun)失不(bu)能低(di)估。當然(ran)，第二個(ge)原(yuan)(yuan)因(yin)(yin)(yin)(yin)是(shi)更重(zhong)要的(de)(de)原(yuan)(yuan)因(yin)(yin)(yin)(yin)，即(ji)容易引起火(huo)(huo)(huo)災(zai)。許多(duo)(duo)工程技術人員認為，將(jiang)油(you)(you)(you)(you)(you)噴(pen)在(zai)熱態(tai)表(biao)(biao)面上(shang)(shang)時，會(hui)(hui)立即(ji)點燃。這實際(ji)上(shang)(shang)是(shi)一(yi)(yi)種(zhong)誤解。必須有三個(ge)充分(fen)的(de)(de)條(tiao)(tiao)件(jian)來引發火(huo)(huo)(huo)災(zai)：一(yi)(yi)定(ding)濃度的(de)(de)油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu);一(yi)(yi)定(ding)量的(de)(de)氧氣;以及點火(huo)(huo)(huo)裝置能量。如(ru)果要使火(huo)(huo)(huo)源著(zhu)火(huo)(huo)(huo)，則(ze)仍然(ran)需要形(xing)成連(lian)鎖反(fan)應(ying)的(de)(de)條(tiao)(tiao)件(jian)，即(ji)，空氣中(zhong)(zhong)會(hui)(hui)滲透足(zu)夠濃度的(de)(de)油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)。因(yin)(yin)(yin)(yin)此，如(ru)果將(jiang)油(you)(you)(you)(you)(you)噴(pen)到(dao)熱態(tai)表(biao)(biao)面著(zhu)火(huo)(huo)(huo)，則(ze)必須滿足(zu)這三個(ge)充分(fen)條(tiao)(tiao)件(jian)。在(zai)熱表(biao)(biao)面上(shang)(shang)噴(pen)灑(sa)一(yi)(yi)小滴油(you)(you)(you)(you)(you)不(bu)會(hui)(hui)在(zai)明火(huo)(huo)(huo)下燃燒，但由于油(you)(you)(you)(you)(you)濃度不(bu)夠，會(hui)(hui)散發出(chu)一(yi)(yi)小團煙霧(wu)(wu)(wu)(wu)。 真(zhen)空泵(beng)維修廠家分(fen)析(xi)了廢(fei)氣中(zhong)(zhong)油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)和油(you)(you)(you)(you)(you)滴的(de)(de)原(yuan)(yuan)因(yin)(yin)(yin)(yin)，處(chu)理方法如(ru)下： 一(yi)(yi)、排氣中(zhong)(zhong)油(you)(you)(you)(you)(you)霧(wu)(wu)(wu)(wu)和油(you)(you)(you)(you)(you)滴的(de)(de)原(yuan)(yuan)因(yin)(yin)(yin)(yin) 1.泵(beng)太(tai)多(duo)(duo)油(you)(you)(you)(you)(you)。 2.排氣過濾器安裝不(bu)正(zheng)確(que)或過濾材料破裂。 ...
12
2020
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01
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06
為(wei)(wei)了使(shi)最終組(zu)裝(zhuang)成功，在(zai)(zai)(zai)對制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)系(xi)統(tong)進行氣(qi)密性測試(shi)和(he)(he)泄漏(lou)檢測之(zhi)(zhi)(zhi)后，必須執行完全真空(kong)(kong)(kong)(kong)(抽(chou)真空(kong)(kong)(kong)(kong))。維(wei)修空(kong)(kong)(kong)(kong)調和(he)(he)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)時(shi)(shi)，維(wei)修人(ren)員經常使(shi)用GVD8|GVD12旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)式真空(kong)(kong)(kong)(kong)泵(beng)(beng)抽(chou)空(kong)(kong)(kong)(kong)系(xi)統(tong)。真空(kong)(kong)(kong)(kong)度應為(wei)(wei)-0.1MPa，持(chi)續24小時(shi)(shi)，并(bing)且(qie)(qie)真空(kong)(kong)(kong)(kong)度可以增加而不會顯著(zhu)增加。抽(chou)空(kong)(kong)(kong)(kong)是使(shi)用真空(kong)(kong)(kong)(kong)泵(beng)(beng)或壓(ya)縮機(ji)(ji)抽(chou)空(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)劑循環系(xi)統(tong)，以便排出系(xi)統(tong)中的(de)(de)(de)空(kong)(kong)(kong)(kong)氣(qi)和(he)(he)殘留水分。本文將介紹制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)中的(de)(de)(de)GVD8|GVD12旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)式真空(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)(de)結(jie)構和(he)(he)常見故(gu)障。 制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)是指主(zhu)要(yao)用于在(zai)(zai)(zai)夏天制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)機(ji)(ji)組(zu)人(ren)員的(de)(de)(de)食物，制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)各(ge)種(zhong)貨物和(he)(he)機(ji)(ji)艙空(kong)(kong)(kong)(kong)調的(de)(de)(de)設(she)(she)(she)備(bei)(bei)。它(ta)主(zhu)要(yao)由壓(ya)縮機(ji)(ji)，膨脹閥，蒸發器，冷(leng)(leng)(leng)(leng)凝器及其(qi)配(pei)件和(he)(he)管道組(zu)成。按照工(gong)(gong)作(zuo)原理，可分為(wei)(wei)壓(ya)縮式制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)，吸收式制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)，蒸汽噴射式制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)，熱(re)泵(beng)(beng)式制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)和(he)(he)電加熱(re)式制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)。 制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)設(she)(she)(she)備(bei)(bei)中GVD8|GVD12旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)式真空(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)(de)結(jie)構和(he)(he)工(gong)(gong)作(zuo)原理 常用的(de)(de)(de)真空(kong)(kong)(kong)(kong)泵(beng)(beng)是旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)真空(kong)(kong)(kong)(kong)泵(beng)(beng)，它(ta)是一種(zhong)用泵(beng)(beng)油密封的(de)(de)(de)機(ji)(ji)械泵(beng)(beng)。 旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)泵(beng)(beng)主(zhu)要(yao)由泵(beng)(beng)體(ti)，轉(zhuan)(zhuan)(zhuan)子(zi)(zi)，旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)，端蓋，彈簧等(deng)組(zu)成。轉(zhuan)(zhuan)(zhuan)子(zi)(zi)偏心(xin)地安(an)(an)裝(zhuang)在(zai)(zai)(zai)旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)泵(beng)(beng)的(de)(de)(de)腔體(ti)中，并(bing)且(qie)(qie)轉(zhuan)(zhuan)(zhuan)子(zi)(zi)外圓(yuan)和(he)(he)泵(beng)(beng)腔內的(de)(de)(de)表(biao)面(mian)相(xiang)(xiang)切(qie)(它(ta)們之(zhi)(zhi)(zhi)間(jian)的(de)(de)(de)間(jian)隙很小)。在(zai)(zai)(zai)轉(zhuan)(zhuan)(zhuan)子(zi)(zi)槽中安(an)(an)裝(zhuang)了兩個帶彈簧的(de)(de)(de)轉(zhuan)(zhuan)(zhuan)子(zi)(zi)。在(zai)(zai)(zai)旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)過程中，旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)的(de)(de)(de)頂(ding)部通過離心(xin)力和(he)(he)彈簧張力保(bao)持(chi)與泵(beng)(beng)腔的(de)(de)(de)內壁(bi)接(jie)觸。轉(zhuan)(zhuan)(zhuan)子(zi)(zi)旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)以驅(qu)動(dong)旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)(pian)沿泵(beng)(beng)腔內壁(bi)滑(hua)動(dong)。 轉(zhuan)(zhuan)(zhuan)子(zi)(zi)外圓(yuan)的(de)(de)(de)表(biao)面(mian)與泵(beng)(beng)腔內相(xiang)(xiang)切(qie)，旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)刀片(pian)(pian)(pian)(pian)安(an)(an)裝(zhuang)在(zai)(zai)(zai)轉(zhuan)(zhuan)(zhuan)子(zi)(zi)鎬(hao)中。在(zai)(zai)(zai)彈簧的(de)(de)(de)作(zuo)用下(xia)，它(ta)始(shi)終與定子(zi)(zi)腔壁(bi)緊密接(jie)觸。當偏心(xin)轉(zhuan)(zhuan)(zhuan)子(zi)(zi)在(zai)(zai)(zai)電動(dong)機(ji)(ji)的(de)(de)(de)牽引下(xia)旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)時(shi)(shi)，轉(zhuan)(zhuan)(zhuan)子(zi)(zi)也隨(sui)之(zhi)(zhi)(zhi)旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)。順時(shi)(shi)針旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)時(shi)(shi)，吸氣(qi)口會持(chi)...
13
2020
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01
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氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)現(xian)象是(shi)(shi)由液體(ti)汽化(hua)(hua)引(yin)起的(de)(de)(de)(de)(de)(de)(de)。液體(ti)分(fen)子逃逸成氣(qi)(qi)(qi)(qi)(qi)(qi)體(ti)分(fen)子，這被稱為(wei)“汽化(hua)(hua)”。水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)發生(sheng)氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)后，不(bu)僅會破(po)壞過流部(bu)件，還(huan)會產(chan)生(sheng)噪(zao)聲和(he)(he)振(zhen)動，導(dao)致(zhi)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)性能(neng)下降。在嚴(yan)重(zhong)的(de)(de)(de)(de)(de)(de)(de)情況(kuang)下，它會停止泵(beng)(beng)(beng)(beng)中的(de)(de)(de)(de)(de)(de)(de)液體(ti)，使其無法正常工(gong)作(zuo)。2bv水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)在空(kong)(kong)化(hua)(hua)狀態下短(duan)時(shi)(shi)間(jian)(jian)(jian)運(yun)行(xing)，這將導(dao)致(zhi)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)噪(zao)聲和(he)(he)振(zhen)動變大(da)，甚(shen)至(zhi)對泵(beng)(beng)(beng)(beng)造成損壞。那么如何防(fang)止水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)產(chan)生(sheng)氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)呢(ni)?今(jin)天小編為(wei)大(da)家總結了以下幾點，僅供(gong)參考! 提(ti)高水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)(de)(de)熱(re)度 隨(sui)著2bv水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)冷凍(dong)水(shui)(shui)(shui)(shui)(shui)溫的(de)(de)(de)(de)(de)(de)(de)升(sheng)高，水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)(beng)送能(neng)量將會嚴(yan)重(zhong)增(zeng)加。水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)密封水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)(de)(de)熱(re)量必(bi)須(xu)低(di)于(yu)對應于(yu)排氣(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)力(li)(li)的(de)(de)(de)(de)(de)(de)(de)飽和(he)(he)熱(re)量，否則將導(dao)致(zhi)水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)葉輪(lun)的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)。因(yin)此(ci)，防(fang)止氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)的(de)(de)(de)(de)(de)(de)(de)目(mu)的(de)(de)(de)(de)(de)(de)(de)是(shi)(shi)增(zeng)加水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)(de)(de)熱(re)量。 正確選擇(ze) 在選擇(ze)階段，當選擇(ze)2bv水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)吸入壓(ya)力(li)(li)和(he)(he)水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)(de)(de)熱(re)度時(shi)(shi)，應盡可(ke)(ke)能(neng)避免(mian)水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)容易發生(sheng)氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)的(de)(de)(de)(de)(de)(de)(de)壓(ya)力(li)(li)范(fan)圍，即應防(fang)止水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)在臨(lin)界(jie)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)度或(huo)臨(lin)界(jie)排氣(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)力(li)(li)區域內運(yun)行(xing)，以避免(mian)發生(sheng)嚴(yan)重(zhong)的(de)(de)(de)(de)(de)(de)(de)蒸(zheng)汽腐蝕(shi)(shi)(shi)。 裝(zhuang)置(zhi)的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)屏蔽(bi)管(guan) 裝(zhuang)有(you)氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)屏蔽(bi)管(guan)的(de)(de)(de)(de)(de)(de)(de)2bv水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)，壓(ya)縮(suo)時(shi)(shi)氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)破(po)裂產(chan)生(sheng)的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)泡，以及從(cong)內部(bu)引(yin)入壓(ya)力(li)(li)較高的(de)(de)(de)(de)(de)(de)(de)不(bu)凝氣(qi)(qi)(qi)(qi)(qi)(qi)體(ti)，可(ke)(ke)以及時(shi)(shi)補(bu)充(chong)氣(qi)(qi)(qi)(qi)(qi)(qi)泡破(po)裂產(chan)生(sheng)的(de)(de)(de)(de)(de)(de)(de)空(kong)(kong)間(jian)(jian)(jian)，這可(ke)(ke)以大(da)大(da)增(zeng)加蒸(zheng)汽嚴(yan)重(zhong)腐蝕(shi)(shi)(shi)對泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)危害，增(zeng)加氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)引(yin)起的(de)(de)(de)(de)(de)(de)(de)噪(zao)音和(he)(he)振(zhen)動。 空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)噴射(she)器 大(da)氣(qi)(qi)(qi)(qi)(qi)(qi)噴射(she)器的(de)(de)(de)(de)(de)(de)(de)功(gong)能(neng)是(shi)(shi)利用大(da)氣(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)力(li)(li)和(he)(he)水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)之間(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)壓(ya)差產(chan)生(sheng)大(da)氣(qi)(qi)(qi)(qi)(qi)(qi)射(she)流，使噴射(she)器內的(de)(de)(de)(de)(de)(de)(de)吸入壓(ya)力(li)(li)比(bi)水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)低(di)，從(cong)而消除水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)極限壓(ya)力(li)(li)，防(fang)止水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)氣(qi)(qi)(qi)(qi)(qi)(qi)蝕(shi)(shi)(shi)，起到屏蔽(bi)水(shui)(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)作(zuo)用。由于(yu)設(she)置(zhi)空(kong)(kong)...
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2020
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旋(xuan)(xuan)片(pian)(pian)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)長期使(shi)用(yong)后(hou)(hou)(hou)，會(hui)(hui)出(chu)現(xian)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)下(xia)降、密封處漏油(you)(you)(you)(you)、真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)旋(xuan)(xuan)轉(zhuan)(zhuan)停滯甚至“卡滯”、嚴重油(you)(you)(you)(you)污(wu)、真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)腔(qiang)(qiang)生銹(xiu)、旋(xuan)(xuan)片(pian)(pian)撞擊聲大、硬(ying)物落入真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)腔(qiang)(qiang)劃傷真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)腔(qiang)(qiang)、真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)過熱等異常現(xian)象。 此(ci)時(shi)(shi)，真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)必(bi)須拆(chai)(chai)(chai)(chai)(chai)卸和(he)(he)(he)(he)(he)清洗。該方法(fa)包(bao)括(kuo)以下(xia)步(bu)驟(zou)。 (1)切斷(duan)電(dian)源，從真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)系統(tong)中取(qu)出(chu)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)。 (2)用(yong)重力(li)法(fa)或加(jia)壓法(fa)排(pai)放和(he)(he)(he)(he)(he)收集(ji)污(wu)油(you)(you)(you)(you)，避免環境污(wu)染(ran)。 (3)取(qu)下(xia)皮(pi)帶和(he)(he)(he)(he)(he)滑輪鍵(雙級旋(xuan)(xuan)片(pian)(pian)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)包(bao)括(kuo)皮(pi)帶)。 (4)先拆(chai)(chai)(chai)(chai)(chai)下(xia)低(di)(di)(di)(di)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)端(duan)，拆(chai)(chai)(chai)(chai)(chai)下(xia)后(hou)(hou)(hou)端(duan)蓋，然后(hou)(hou)(hou)拆(chai)(chai)(chai)(chai)(chai)下(xia)低(di)(di)(di)(di)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)轉(zhuan)(zhuan)子(zi)、旋(xuan)(xuan)轉(zhuan)(zhuan)板、彈簧(huang)等。 (5)拆(chai)(chai)(chai)(chai)(chai)下(xia)前端(duan)蓋，取(qu)出(chu)高真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)轉(zhuan)(zhuan)子(zi)、轉(zhuan)(zhuan)盤、彈簧(huang)等。 (6)拆(chai)(chai)(chai)(chai)(chai)下(xia)視鏡、排(pai)氣(qi)(qi)閥(fa)(fa)、排(pai)氣(qi)(qi)蓋等。 (7)用(yong)汽油(you)(you)(you)(you)徹底(di)清洗去(qu)除的(de)(de)金屬部件(jian)，并用(yong)酒精(jing)脫水。橡膠部件(jian)可以用(yong)15%氟化氫鈉溶液煮沸(fei)除去(qu)油(you)(you)(you)(you)。對于有毛刺(ci)或鐵銹(xiu)的(de)(de)零件(jian)，可以使(shi)用(yong)油(you)(you)(you)(you)石或金相砂紙輕(qing)輕(qing)打磨以去(qu)除銹(xiu)斑和(he)(he)(he)(he)(he)毛刺(ci)。清潔過的(de)(de)零件(jian)必(bi)須干(gan)燥。 (8)組裝(zhuang)時(shi)(shi)，先安裝(zhuang)后(hou)(hou)(hou)級，托(tuo)起彈簧(huang)和(he)(he)(he)(he)(he)旋(xuan)(xuan)轉(zhuan)(zhuan)板，安裝(zhuang)到(dao)轉(zhuan)(zhuan)子(zi)中，然后(hou)(hou)(hou)將前端(duan)蓋安裝(zhuang)到(dao)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)室(shi)內，安裝(zhuang)定(ding)位銷，均勻(yun)對稱地擰緊螺釘(ding)。組裝(zhuang)后(hou)(hou)(hou)，旋(xuan)(xuan)轉(zhuan)(zhuan)應(ying)(ying)靈活均勻(yun)。安裝(zhuang)前轉(zhuan)(zhuan)子(zi)和(he)(he)(he)(he)(he)后(hou)(hou)(hou)端(duan)蓋后(hou)(hou)(hou)，安裝(zhuang)排(pai)氣(qi)(qi)閥(fa)(fa)(排(pai)氣(qi)(qi)閥(fa)(fa)片(pian)(pian)應(ying)(ying)緊緊地附(fu)在閥(fa)(fa)座(zuo)上)和(he)(he)(he)(he)(he)其他部件(jian)，如(ru)氣(qi)(qi)體鎮流器裝(zhuang)置等。 旋(xuan)(xuan)片(pian)(pian)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)維(wei)(wei)護注意事項，真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)維(wei)(wei)護知識(shi)總結: (1)定(ding)期檢查(cha)油(you)(you)(you)(you)位是否低(di)(di)(di)(di)以及干(gan)油(you)(you)(you)(you)標記線。如(ru)果有低(di)(di)(di)(di)干(gan)油(you)(you)(you)(you)標記，應(ying)(ying)及時(shi)(shi)加(jia)油(you)(you)(you)(you)。杏會(hui)(hui)影響真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度(du)。油(you)(you)(you)(you)量不應(ying)(ying)太多，否則會(hui)(hui)導致(zhi)起動困(kun)難和(he)(he)(he)(he)(he)噴(pen)油(you)(you)(you)(you)困(kun)難等問(wen)題。 (2)應(ying)(ying)注意真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)正常運行...
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2020
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如(ru)何選擇和(he)計(ji)(ji)算(suan)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)? 選擇真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)之前(qian)，我(wo)們必(bi)須(xu)弄清楚一些(xie)基本(ben)概念: 真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong) 從(cong)理(li)(li)論上(shang)講(jiang)，該(gai)體積中沒(mei)有(you)物質。 (實際(ji)(ji)(ji)上(shang)沒(mei)有(you)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)正的(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)。)通常(chang)，容(rong)器(qi)中的(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)低(di)(di)(di)于(yu)(yu)(yu)(yu)正常(chang)大(da)氣(qi)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)(101325 Pa)稱(cheng)為(wei)(wei)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)狀態(tai)。 真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du) 它表(biao)示(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)狀態(tai)下氣(qi)體的(de)(de)(de)稀(xi)薄程(cheng)度(du)，通常(chang)由(you)(you)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)值(zhi)表(biao)示(shi)。在(zai)實際(ji)(ji)(ji)應(ying)用(yong)中，真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du)通常(chang)有(you)兩個術(shu)語(yu)：絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)和(he)相(xiang)對(dui)(dui)(dui)(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)。從(cong)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)計(ji)(ji)讀(du)取(qu)的(de)(de)(de)值(zhi)稱(cheng)為(wei)(wei)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du)。真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)值(zhi)是(shi)指示(shi)系(xi)統(tong)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)的(de)(de)(de)實際(ji)(ji)(ji)值(zhi)低(di)(di)(di)于(yu)(yu)(yu)(yu)大(da)氣(qi)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)的(de)(de)(de)值(zhi)。表(biao)格中顯(xian)示(shi)的(de)(de)(de)值(zhi)也稱(cheng)為(wei)(wei)表(biao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)。這(zhe)也稱(cheng)為(wei)(wei)行業中的(de)(de)(de)最終相(xiang)對(dui)(dui)(dui)(dui)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)。 (對(dui)(dui)(dui)(dui)于(yu)(yu)(yu)(yu)一般(ban)強度(du)，取(qu)101325Pa的(de)(de)(de)絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)，水環型真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)為(wei)(wei)3300Pa;旋轉葉片真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)約為(wei)(wei)10Pa) 絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)相(xiang)對(dui)(dui)(dui)(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong) 極(ji)限(xian)相(xiang)對(dui)(dui)(dui)(dui)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li) 相(xiang)對(dui)(dui)(dui)(dui)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)是(shi)所測(ce)得的(de)(de)(de)內部(bu)(bu)(bu)(bu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)比“大(da)氣(qi)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)”低(di)(di)(di)多少(shao)。該(gai)表(biao)顯(xian)示(shi)系(xi)統(tong)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)的(de)(de)(de)實際(ji)(ji)(ji)值(zhi)低(di)(di)(di)于(yu)(yu)(yu)(yu)大(da)氣(qi)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)的(de)(de)(de)值(zhi)。由(you)(you)于(yu)(yu)(yu)(yu)容(rong)器(qi)內部(bu)(bu)(bu)(bu)的(de)(de)(de)空(kong)(kong)(kong)(kong)(kong)氣(qi)被泵(beng)(beng)(beng)送，因此(ci)(ci)內部(bu)(bu)(bu)(bu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)始終低(di)(di)(di)于(yu)(yu)(yu)(yu)容(rong)器(qi)外部(bu)(bu)(bu)(bu)的(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)。因此(ci)(ci)，當(dang)使用(yong)相(xiang)對(dui)(dui)(dui)(dui)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)或(huo)表(biao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)時，該(gai)值(zhi)前(qian)必(bi)須(xu)帶有(you)負號(hao)，以(yi)指示(shi)容(rong)器(qi)的(de)(de)(de)內部(bu)(bu)(bu)(bu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)低(di)(di)(di)于(yu)(yu)(yu)(yu)外部(bu)(bu)(bu)(bu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)。 極(ji)限(xian)絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li) 絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)是(shi)指測(ce)得的(de)(de)(de)內部(bu)(bu)(bu)(bu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)比“理(li)(li)論真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(理(li)(li)論真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)值(zhi)為(wei)(wei)0Pa)”高(gao)多少(shao)。它比較的(de)(de)(de)對(dui)(dui)(dui)(dui)象(xiang)是(shi)理(li)(li)論狀態(tai)的(de)(de)(de)絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)值(zhi)。由(you)(you)于(yu)(yu)(yu)(yu)工藝限(xian)制(zhi)，我(wo)們始終無法將(jiang)內部(bu)(bu)(bu)(bu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)抽(chou)(chou)至絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)值(zhi)0Pa，因此(ci)(ci)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)抽(chou)(chou)出的(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)值(zhi)高(gao)于(yu)(yu)(yu)(yu)理(li)(li)論真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)值(zhi)。因此(ci)(ci)，在(zai)使用(yong)絕(jue)(jue)(jue)(jue)(jue)(jue)對(dui)(dui)(dui)(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)時，值(zhi)前(qian)面沒(mei)有(you)負號(hao)。 例如(ru)，設備(bei)的(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du)為(wei)(wei)0.098MPa，實際(ji)(ji)(ji)上(shang)為(wei)(wei)-0.098MPa 抽(chou)(chou)氣(qi)量(liang) ...