Kev txiav txim siab qhov zoo ntawm lub jack suav nrog kev txiav txim siab ntau yam, suav nrog kev ua kom zoo nkauj ntawm lub tog raj kheej, lub tog raj kheej, kev thauj khoom -cov kabmob muaj peev xwm, cov khoom siv, thiab tus nqi.
High- cov khoom zoo feem ntau muaj cov xim zoo nkauj, tsis muaj xim, piston, thiab lub tog raj kheej. Lub tog raj kheej tsis muaj kev puas tsuaj thiab muaj zog thauj khoom -cov kabmob muaj peev xwm. Lawv feem ntau yog ua los ntawm siab -lub zog steel kom muaj zog thiab kav ntev. Yog tias tus nqi qis dhau lawm, tej zaum yuav muaj teeb meem zoo.
Los ntawm qhov pom kev pom, lub siab - zoo jack yuav tsum tsis muaj qhov tsis zoo. Piv txwv li, nrog cov ntsia hlau jack, yog tias nws lub cev yog ua los ntawm cov hlau cam khwb cia nrog tus du, burr -dawb, tub rog- xim ntsuab tiav, qhov no qhia txog kev ua haujlwm zoo heev thiab lav zoo. Hloov pauv, yog tias qhov chaw ntxhib thiab muaj qhov tsis zoo, nws qhov zoo yog qhov tsis zoo.
Qhov xwm txheej ntawm lub tog raj kheej yog qhov taw qhia tseem ceeb. Yog tias lub tog raj kheej puas lawm, lub jack txoj kev nyab xeeb tsis tuaj yeem lav tau, thiab nws yuav tsum tsis txhob xaiv. Tsis tas li ntawd, xyuas cov roj stains ntawm qhov txuas thiab piston. Roj stains yuav qhia tau tias tsis zoo sealing kev ua tau zoo, cuam tshuam nws lifespan thiab ib txwm siv. Load-cov kabmob muaj peev xwm yog tus qauv tseem ceeb rau kev ntsuas qhov zoo ntawm lub jack. Lub siab - zoo jack tuaj yeem tiv taus qhov hnyav ntawm kaum lossis ntau pua tons.
Thaum xaiv lub jack, nws yog ib qho tseem ceeb uas yuav tau xav txog qhov kev siv tiag tiag thiab kev thauj khoom -cov cai yuav tsum muaj. Piv txwv li, thaum siv rau kev kho tsheb, lub jack lub load- bearing muaj peev xwm yuav tsum tshaj lub tsheb qhov hnyav rau kev nyab xeeb thiab txhim khu kev qha.
Hais txog cov ntaub ntawv, siab - cov khoom zoo feem ntau siv siab - lub zog steel. Cov khoom siv no ua rau lub jack muaj zog, ruaj khov, thiab muaj peev xwm tswj tau kev ua haujlwm ruaj khov txawm tias siv sijhawm ntev thiab nquag siv. Nqe kuj yog ib qho tseem ceeb los xav txog. Raws li cov lus hais mus, "koj tau txais yam koj them rau." Yog hais tias lub jack tus nqi qis dhau, ceev faj txog cov teeb meem zoo lossis seb nws puas yog cov khoom siv kho dua tshiab.
