Lifting khoom hnyav, xws li ibhluav taws xob lub cev muaj zog, yuav tsum tau ua tib zoo npaj thiab ua tiav kom muaj kev nyab xeeb thiab ua haujlwm tau zoo. Cov hauv qab no yog cov ntsiab lus tseem ceeb uas yuav tsum nco ntsoov thaum lub sijhawm nqa khoom.
Ua ntej, txiav txim siab cov ntsiab lus nqa thiab tshem tawm. Qhov no suav nrog kev ntsuas qhov hnyav thiab qhov loj ntawm lub cev muaj zog los txiav txim siab qhov chaw tsim nyog tshaj plaws rau kev nqa thiab tsolub cev muaj zog. Kev npaj kom zoo nyob rau theem no tuaj yeem tiv thaiv kev sib tsoo thiab ua kom muaj kev ua haujlwm zoo.
Tom ntej no, xyuas cov crane thiab slings. Ua ntej koj pib nqa, xyuas lub crane rau cov teeb meem kev siv tshuab thiab xyuas kom cov hlua khi zoo thiab tsis hnav lossis puas. Kev sib txuas txhim khu kev qha yog qhov tseem ceeb rau kev nqa kev nyab xeeb.
Kev teeb tsa thaj chaw nyab xeeb yog lwm kauj ruam tseem ceeb. Tsim ib puag ncig ib puag ncig ntawm thaj chaw nqa khoom kom tiv thaiv cov neeg ua haujlwm tsis raug cai nkag mus. Qhov no txo qis kev pheej hmoo ntawm kev raug xwm txheej thiab ua kom txhua tus neeg koom nrog paub txog kev ua haujlwm.
Thaum txhua yam nyob rau hauv qhov chaw, txuas tus nuv ntawm lub sling rau tus nuv ntawm crane. Xyuas kom qhov kev sib txuas ruaj ntseg, vim qhov no yog qhov tseem ceeb rau kev ruaj ntseg ntawm cov khoom thauj thaum nqa.
Tom qab lub hoisting tiav, thov ua tib zoo xyuas cov nyhuv hoisting, paub meej tias covinduction lub cev muaj zogyog ruaj khov rau ntawm qhov chaw thau khoom, thiab xyuas seb puas muaj qhov txawv txav. Cov kauj ruam no yog qhov tseem ceeb. Xyuas kom lub cev muaj zog thiab ruaj khov ua ntej yuav mus rau kauj ruam tom ntej.
Thaum lub cev muaj zog raug tshem tawm, tshem tawm cov hlua thiab nqa nws tawm ntawm lub cev muaj zog. Khaws lub sling kom zoo kom khaws nws cov mob rau kev siv yav tom ntej.
Thaum kawg, ntim cov cuab yeej thiab cov khoom siv (nrog rau cov cuab yeej siv tes thiab cov cuab yeej tiv thaiv) thiab xa rov qab mus rau qhov chaw khaws cia. Kev tuav lub chaw ua haujlwm huv si yog qhov tseem ceeb ntawm kev ua kom muaj kev nyab xeeb.
Tom qab lees paub tias tsis muaj kev phom sij rau kev nyab xeeb, cov neeg ua haujlwm tuaj yeem khiav tawm ntawm qhov chaw kom ntseeg tau tias muaj kev nyab xeeb ua tiav ntawm kev nqa khoom. Ua raws li cov lus qhia no tuaj yeem ua kom ntseeg tau tias covlub cev muaj zog lifting txheej txheem ua tiav thiab muaj kev nyab xeeb.