U-bolt
1. Kev kho thiab kev sib txuas: Lub luag haujlwm tseem ceeb ntawm U-bolts yog kho thiab txuas ntau yam khoom siv lossis khoom siv. Vim nws qhov tshwj xeeb U-shaped tsim, nws tuaj yeem ruaj khov rau cov tubular lossis cov khoom zoo li daim ntawv, kom ntseeg tau tias lawv tsis xoob lossis txav mus los thaum siv. Piv txwv li, hauv kev lag luam tsheb, U-bolts feem ntau yog siv los txuas thiab ruaj ntseg steel phaj springs kom muaj kev ruaj ntseg ntawm lub tsheb chassis 2. Muaj peev xwm tiv taus ntau lub zog: U-bolts tuaj yeem tiv taus tensile thiab shear rog, thiab muaj zog kev co kuj. Qhov no txhais tau hais tias nws tuaj yeem tswj tau kev ruaj ntseg nyob rau hauv cov kev ntxhov siab sib txawv, ua rau nws tsim nyog rau cov ntawv thov uas xav tau kev ruaj ntseg siab. Piv txwv li, hauv choj, qhov, thiab kev tsim kho tsheb ciav hlau, U-bolts tau siv dav los xyuas kom muaj kev ruaj ntseg thiab kev nyab xeeb ntawm cov qauv Hauv qhov xaus, U-bolts ua lub luag haujlwm tseem ceeb hauv kev kho, txuas, tiv thaiv ntau yam quab yuam, kev siv qhov chaw, thiab daim ntawv thov dav. Nws tsim thiab xaiv cov khoom siv ua rau nws yog ib qho tseem ceeb ntawm fasteners nyob rau hauv ntau yam lag luam.