Grab thoob yog cov khoom siv los ntawm cranes los nqa cov khoom hnyav. Lawv tuaj yeem siv los rub thiab thauj ntau yam khoom. Lawv tsim nyog rau rub cov khoom me me xws li nplej, thee, cement, thiab lwm yam. Lawv tau siv dav hauv cov chaw ua zaub mov, chaw ua lag luam, cov nroj tsuag cement thiab lwm qhov chaw.
Cov teeb meem uas yuav ntsib hauv grabs:
Thaum siv, cov dej xau loj, kev sib hloov tsis ua haujlwm, rub tilting thiab lwm yam xwm txheej yuav tshwm sim. Tam sim no peb txheeb xyuas tias thaum muaj qhov tshwm sim loj heev, qhov laj thawj tseem ceeb yog hnav ntawm ntug phaj ntawm lub thoob lub cev thiab deformation ntawm lub thoob lub cev, thiab lub thoob lub cev yuav tsum tau hloov los yog kho raws sij hawm.
Thaum lub pulley tsis tig, lub ntsiab yog vim li cas yog lub pulley bearing muaj impurities los yog xeb thiab tsis zoo sealing. Txawm hais tias tuav cov ntaub ntawv qhuav lossis dej hauv qab, cov ntawv xov xwm feem ntau nkag mus rau hauv cov kabmob, yog li nws yuav tsum tau txhaj cov roj nplua nyeem rau hauv qhov chaw thiab tshem tawm cov impurities.
Lub rub yuav qaij vim kev ua haujlwm tsis raug, qhov nrawm nrawm dhau los yog txoj haujlwm tsis raug, thiab cov khoom siv tau muab tso rau thaum siv, uas tsis tuaj yeem tshem tawm, yog li koj yuav tsum tau ua tib zoo saib thaum ua haujlwm.
Cov kabmob tau tawg lossis khoov vim muaj kev cuam tshuam tam sim tom qab kev siv ntau dhau lossis hnyav hnyav, thiab tsis tuaj yeem tuav lub nra. Kev hnav hnyav yuav tsum tau hloov lub sijhawm kom tsis txhob muaj kev nce siab thiab poob thaum lub sijhawm ua haujlwm kom tsis txhob muaj xwm txheej.
