磁力齒輪泵油封被衝出的原因：

    chuxiancizhongxianxiangdaduoyuyeyayouqingjieduyouguan，ruyouyexuanyongbuzhengquehuoshiyongzhongyouyedeqingjiedudabudaobiaozhunyaoqiu，junhuijiasubengneibumosun
，daozhinaxie。yinci，yingxuanyonghanyoutianjiajidekuangwuyeyayou，zheyangkeyifangzhiyouyeyanghuahechanshengqipao。youyedezhandubiaozhunwei（16～80）×10-6m2/s過濾精度為：輸入油路小於60цm。通tong過guo觀guan察cha故gu障zhang齒chi輪lun泵beng的de軸zhou套tao和he側ce板ban發fa現xian，若ruo所suo有you油you液ye的de清qing潔jie度du差cha均jun會hui導dao致zhi摩mo擦ca副fu表biao麵mian產chan生sheng明ming顯xian的de溝gou痕hen
，而er正zheng常chang磨mo損sun的de齒chi輪lun泵beng密mi封feng麵mian上shang隻zhi會hui產chan生sheng均jun勻yun麵mian痕hen。

   （1）磁力齒輪泵旋向不對。當泵的旋向不正確時
，高壓油會直接通到油封處
，由於一般低壓骨架油封最多隻能承受0.5MPa的壓力
，因此將使油封被衝出。

   （2）磁力齒輪泵zhouchengchengshoudaozhouxiangli。chanshengzhouxiangliwangwangyuchilunbengzhoushenduanyulianzhoutaodepeiheguojinyouguan，jianzhuangshijiangbengyongchuizizahuotongguoanzhuangluodingyinglaerjiangbengzhoushoudaoyigexianghoudezhouxiangli
，dangbengzhouxuanzhuanshi，cixianghoudezhouxianglijiangposhibengneimosunjiaju。youyuchilunbengneibushikaochilunduanmianhezhoutaoduanmiantiehemifengde，dangqizhouxiangmifengduanmianmosunyanzhongshi，bengneibuzhouxiangmifenghuichanshengyidingdejianxi
，jieguodaozhigaodiyayouqianggoutongershiyoufengchongchu。zhezhongqingkuangzaizixiechexingyezhongchuxianjiaoduo，zhuyaoshizhujishanglianzhoutaodechicunbuguifansuozhi。

   （3）磁(ci)力(li)齒(chi)輪(lun)泵(beng)承(cheng)受(shou)過(guo)大(da)的(de)徑(jing)向(xiang)力(li)。如(ru)果(guo)齒(chi)輪(lun)泵(beng)安(an)裝(zhuang)時(shi)的(de)同(tong)軸(zhou)度(du)不(bu)好(hao)，會(hui)使(shi)泵(beng)受(shou)到(dao)的(de)徑(jing)向(xiang)力(li)超(chao)出(chu)油(you)封(feng)的(de)承(cheng)受(shou)極(ji)限(xian)
，將(jiang)造(zao)成(cheng)油(you)封(feng)漏(lou)油(you)。同(tong)時(shi)，也(ye)會(hui)造(zao)成(cheng)泵(beng)內(nei)部(bu)浮(fu)動(dong)軸(zhou)承(cheng)損(sun)壞(huai)。