Cov neeg ua haujlwm nruab nrog txhua tus paub tias theem txuas cov block yog siv thaum tsim ib theem. Txhua cov saw thaiv muaj nws tus kheej ua haujlwm thiab hoisting qhov chaw, thiab cov chaw no yog cov ntsiab lus ruaj khov ntawm cov saw cov block. Yog li, cov ntsiab lus sib tw yog dab tsi?
Ua ntej, zoo haoisting ntsiab lus. Feem ntau, theem tau teeb tsa nyob rau hauv zoo -} cov chaw sib txuas xws li Gymnasiums thiab cov chaw ua yeeb yam. Cov venues no tau tsim cov hoisting cov ntsiab lus ntawm lub qab nthab. Yog li ntawd, thaum kho cov theem saw blocks, yog tias cov qauv tsim zoo no muaj nyob, tsuas yog dai cov block ntawm cov ntsiab lus no. Qhov no ua kom ntseeg tau tias kev ua haujlwm tuaj yeem nqa tawm kom muaj kev nyab xeeb dua.
Thib ob, taug qab clamps. Yog tias tsis muaj kev txhim kho zoo tagnrho, cov saw saw txuas tuaj yeem hloov kho kom taug qab los taug qab rau kuv - Beams. Nyob rau hauv txoj kev no, ib qho kev nyab xeeb ho taw qhia yog tsim.
Thib peb, lifecting slings. Thaum hoisting cov khoom hnyav nyob rau hauv theem (bracket), nqa cov sling tuaj yeem nkaum ntawm lub cand thaiv tuaj yeem nkaum ntawm lub lifting zawv zawg. Txawm li cas los xij, nws yuav tsum tau sau tseg tias cov thauj khoom - txoj kev siv lub peev xwm ntawm cov saw hlau thaiv kom tsis txhob overloading.
Plaub, saw hlau. Yog tias muaj qhov chaw ruaj khov los khi txoj saw, tus nuv ntawm theem saw block tuaj yeem dai ntawm ib txoj saw hlau ua los ntawm cov saw hlau. Ib yam li ntawd, lub load {- Cov kabmob muaj peev xwm yuav tsum muaj ntau dua li cov kev ntsuas ntawm cov saw hlau thaiv kom tiv thaiv kev tshaj lij. Qhov saum toj no yog cov chaw uas cov hooks ntawm theem saw blocks tuaj yeem kho tau. Ib qho ntxiv, nws yog ib qho tseem ceeb kom hais txog tias nws tsis pom zoo kom ncaj nroos nuv ntses, vim qhov no tuaj yeem ua rau cov kab ntawv sib tsoo thiab ua rau muaj kev phom sij.