
威(wei)海力建液壓設備(bei)廠
經(jing)營模式:生(sheng)產(chan)加工
地址(zhi):山東省(sheng)威(wei)海(hai)市(shi)羊亭孫(sun)家(jia)灘工業園
主營:液壓缸,油(you)缸,液壓系統(tong)
業務熱線:
QQ:3049278720
.減(jian)少沖(chong)(chong)擊(ji)和振(zhen)動(dong)(dong)。為了減(jian)少承受沖(chong)(chong)擊(ji)和振(zhen)動(dong)(dong)的(de)管(guan)接頭松動(dong)(dong)引起的(de)泄漏,可以采取以下措施:
(1)使用減震支架固定(ding)所有管子以便吸(xi)收沖擊(ji)和振動;
(2)使用低(di)沖擊閥或蓄(xu)能器來(lai)減少沖擊;
(3)適當布置壓力控(kong)制閥來(lai)保護系統的所有元件;
(4)盡量(liang)減少管(guan)接(jie)頭的使(shi)用數量(liang),管(guan)接(jie)頭盡量(liang)用焊接(jie)連接(jie);
(5)使用直螺(luo)紋接(jie)(jie)頭(tou),三通接(jie)(jie)頭(tou)和彎頭(tou)代替錐管螺(luo)紋接(jie)(jie)頭(tou);
(6)盡量(liang)用回油塊代替各個(ge)配(pei)管(guan);
(7)針對使用的高壓力(li),規(gui)定安(an)裝時使用螺栓的扭矩和堵頭(tou)扭矩,防(fang)止(zhi)結合面和密封件被(bei)蠶食;
(8)正(zheng)確安裝管接頭
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液壓(ya)傳動中用(yong)來控制(zhi)液體(ti)壓(ya)力、流量和方向(xiang)的元(yuan)件。其(qi)中控制(zhi)通(tong)、斷和流向(xiang)的稱為方向(xiang)控制(zhi)閥。
方向控制閥(fa)按用(yong)途分(fen)為單向閥(fa)和換向閥(fa)。
1、單(dan)(dan)向(xiang)(xiang)閥(fa):只允許流體在管道中單(dan)(dan)向(xiang)(xiang)接(jie)通,反向(xiang)(xiang)即切斷(duan)。
2、換向閥(fa)(fa)(fa):改(gai)變(bian)不(bu)同管路間的通(tong)(tong)、斷關系、根據閥(fa)(fa)(fa)芯(xin)在閥(fa)(fa)(fa)體中的工(gong)作(zuo)位置數分(fen)兩位、三(san)(san)位等;根據所控制的通(tong)(tong)道數分(fen)兩通(tong)(tong)、三(san)(san)通(tong)(tong)、四通(tong)(tong)、五通(tong)(tong)等;如二位二通(tong)(tong)、三(san)(san)位三(san)(san)通(tong)(tong),三(san)(san)位五通(tong)(tong)等根據閥(fa)(fa)(fa)芯(xin)驅(qu)動(dong)方式分(fen)手動(dong)、機動(dong)、電磁、液動(dong)等。
60年代后期,在(zai)上述(shu)幾種液(ye)(ye)(ye)(ye)壓(ya)(ya)控(kong)制(zhi)閥的(de)基礎(chu)上又研制(zhi)出(chu)電(dian)(dian)(dian)(dian)(dian)液(ye)(ye)(ye)(ye)比(bi)例(li)(li)(li)控(kong)制(zhi)閥。它的(de)輸出(chu)量(liang)(壓(ya)(ya)力、流量(liang))能隨輸入的(de)電(dian)(dian)(dian)(dian)(dian)信號連續變化。電(dian)(dian)(dian)(dian)(dian)液(ye)(ye)(ye)(ye)比(bi)例(li)(li)(li)控(kong)制(zhi)閥按作(zuo)用不同,相(xiang)應(ying)地分為電(dian)(dian)(dian)(dian)(dian)液(ye)(ye)(ye)(ye)比(bi)例(li)(li)(li)壓(ya)(ya)力控(kong)制(zhi)閥、電(dian)(dian)(dian)(dian)(dian)液(ye)(ye)(ye)(ye)比(bi)例(li)(li)(li)流量(liang)控(kong)制(zhi)閥和電(dian)(dian)(dian)(dian)(dian)液(ye)(ye)(ye)(ye)比(bi)例(li)(li)(li)方向控(kong)制(zhi)閥等(deng)。
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拆(chai)卸液壓(ya)油(you)(you)(you)箱加(jia)油(you)(you)(you)蓋(gai)、濾(lv)清(qing)器(qi)蓋(gai)、檢測孔(kong)、液壓(ya)油(you)(you)(you)管等部位,造成系(xi)統油(you)(you)(you)道(dao)暴露時(shi)要(yao)(yao)避開揚塵,拆(chai)卸部位要(yao)(yao)先清(qing)潔后(hou)才能打開。如拆(chai)卸液壓(ya)油(you)(you)(you)箱加(jia)油(you)(you)(you)蓋(gai)時(shi),先除(chu)(chu)去(qu)油(you)(you)(you)箱蓋(gai)四周的(de)泥(ni)土(tu),擰(ning)油(you)(you)(you)箱蓋(gai)后(hou),清(qing)除(chu)(chu)殘(can)留在接合(he)部位的(de)雜物(不能用(yong)水(shui)沖洗(xi)(xi)以免(mian)水(shui)滲(shen)入油(you)(you)(you)箱),確認(ren)清(qing)潔后(hou)才能打開油(you)(you)(you)箱蓋(gai)。如需使用(yong)擦(ca)拭(shi)材(cai)料和鐵(tie)錘時(shi),應選擇不掉纖(xian)維雜質的(de)擦(ca)拭(shi)材(cai)料和擊打面附著橡膠的(de)鐵(tie)錘。液壓(ya)元(yuan)件(jian)、液壓(ya)膠管要(yao)(yao)認(ren)真清(qing)洗(xi)(xi),用(yong)高壓(ya)風(feng)吹干(gan)后(hou)組裝。選用(yong)包裝完好的(de)濾(lv)芯(內包裝損壞,雖(sui)然濾(lv)芯完好,也可能不潔)。換油(you)(you)(you)時(shi)同時(shi)清(qing)洗(xi)(xi)濾(lv)清(qing)器(qi),安(an)裝濾(lv)芯前應用(yong)擦(ca)拭(shi)材(cai)料認(ren)真清(qing)潔濾(lv)清(qing)器(qi)殼內底部污物。
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