Puas yog pins txhim khu kev ruaj ntseg shackle?
Lub shackle belongs rau hlau spreader. Nws yog feem ntau siv rau hauv ntau qhov chaw nqa khoom xws li kev tsim vaj tsev, kev tsim hluav taws xob hluav taws xob, thiab kev saib xyuas hluav taws xob. Txawm hais tias nws yog me me, nws plays lub luag haujlwm tseem ceeb heev.
Lub shackle yog tsim los ntawm plaub yam: lub nplhaib ncua kev kawm ntawv, tus ntoo khaub lig bolt, txiv ntseej thiab tus pin. Tus ntoo khaub lig ntsia liaj qhov rooj dhau los ntawm qhov qhib ntawm lub nplhaib ncua kev kawm, thiab tom qab ntawd cov txiv ntoo tau nruj, thiab tom qab ntawd dhau los ntawm lub qhov ntsia hlau qhov kawg ntawm tus ntoo khaub lig bolt. Cov qauv no zoo li yooj yim, tab sis qhov tseeb nws muaj qhov ruaj khov. Ntawm lawv, tus pin ntawm shackle yog ib feem tseem ceeb, thiab nws kuj yog ib feem uas yooj yim poob. Qhov no zoo li me me, tab sis nws txoj kev siv tsis yog me me. Thaum cov xov plam, cov txiv ntoo tsis tuaj yeem txhawb nqa tus ntoo khaub lig ntsia liaj qhov rooj, yog li lub shackle yuav muaj kev phom sij ntawm kev swb. Lub sijhawm no, lub luag haujlwm ntawm tus pin yog xav txog. Nws tuaj yeem tiv thaiv cov txiv ntoo kom tsis txhob poob, yog li zam ntau yam xwm txheej txaus ntshai.
