
Xa uceba ukuthenga i-crane eyodwa ye-gantry crane, kubalulekile ukuthatha indlela ebanzi yokuqinisekisa ukuba utyalo-mali luhlangabezana neemfuno zokusebenza kunye nexesha elide. Inyathelo lokuqala kukuqwalaselwa ngokubanzi kwecrane's isicelo. Oku kubandakanya ukuvavanya umda womsebenzi, amaxesha okusebenza, umthamo olinganisiweyo, ubude bokuhamba, kunye nokuphakama kokuphakama. Ngokuchaza ngokucacileyo ezi mfuno, unokugqiba uhlobo oluchanekileyo lwe-crane oluya kuhambelana neemeko zakho zokusebenza ezithile.
Ukuphuhlisa isicwangciso esipheleleyo sokuthenga nako kubalulekile. Inkqubo yokuthenga yobuchwephesha ngokuqhelekileyo ibandakanya izigaba ezininzi ezifana nesisombululo ngokubanzi, isivumelwano kunye nesivumelwano sobugcisa, uyilo oluneenkcukacha, ukuveliswa kwe-crane, ukuhanjiswa, ukwamkelwa kwendawo, ukufakela, uqeqesho, ukuqinisekiswa komgangatho, kunye nokugcinwa. Ukuqonda inqanaba ngalinye kuvumela abathengi ukuba balandele umendo ocwangcisiweyo, baqinisekise ukuba akukho nyathelo libalulekileyo elingahoywayo ngexesha lenkqubo yokuthenga.
Enye into ephambili kukuqinisekisa ukucaciswa kwe-crane kunye nomenzi okanye umthengisi. Iiparamitha zobugcisa ezibalulekileyo zokuqinisekisa ziquka ubuninzi bokuphakamisa umthamo, i-gantry span, ukuphakama kokuphakama, umgama wokuhamba, imodi yokusebenza, kunye neeyure zokusebenza ezilindelekileyo. Nje ukuba ezi parameters zichazwe ngokucacileyo kwaye ziqinisekisiwe, umthengisi unokubonelela ngesisombululo esilungiselelwe ngokufanelekileyo esifanelana nomthengi.'iimfuno zokusebenza.
Ngaphandle kweenkcukacha zobugcisa, umgangatho wenkonzo udlala indima ebalulekileyo kwisigqibo sokuthenga. Umniki-nkonzo othembekileyo kufuneka abonelele ngeenkonzo eziphangaleleyo zangaphambi kokuthengisa nasemva kokuthengisa, kubandakanywa unikezelo lweendawo ezisecaleni, ukuhlolwa rhoqo, kunye nenkxaso yokugcinwa kwexesha elide. Ezi nkonzo aziqinisekisi nje ukufakela nokusebenza ngokutyibilikayo kodwa zikwanciphisa neendleko zokuyilungisa kwixesha elizayo. Iinkonzo ze-crane-stop-stop okanye izisombululo zeprojekthi ye-turnkey zinconywa kakhulu, njengoko zigcina ixesha kunye namandla kumthengi ngelixa zinciphisa iindleko ezipheleleyo ze-crane.
Ukuququmbela, ukuthenga i-crane ye-girder gantry idinga ukuvavanywa ngokucokisekileyo kwiimfuno zesicelo, isicwangciso esicacileyo sokuthenga, ukuqinisekiswa kweenkcukacha zobugcisa, kunye nokugxila kwinkxaso yenkonzo ethembekileyo. Ngokuqwalasela le miba, abathengi banokukhusela isisombululo esinendleko kunye nesisebenzayo sokuphakamisa esinikezela ixabiso lexesha elide.
Xa utyalo-mali kwi-gantry crane enye, ukuqonda izinto ezichaphazela amaxabiso kubalulekile ukwenza isigqibo esinolwazi. Ngokungafaniyo nezixhobo eziqhelekileyo, ii-cranes ze-gantry zilungele kakhulu ukuhambelana neemeko ezithile zokusebenza, oku kuthetha ukuba iindleko zokugqibela zixhomekeke kuluhlu lwezinto eziguquguqukayo kunexabiso elilodwa elimiselweyo.
Enye yezinto eziphambili ezichaphazela iindleko kukunyusa umthamo. IiCranes ezilungiselelwe ukujongana nemithwalo enzima zifuna izinto ezomeleleyo, izakhiwo eziqinisiweyo, kunye neendlela zokuxhoma ezinamandla ngakumbi, ezonyusa ngokwendalo ixabiso lilonke. Ngokufanayo, ukuphakamisa ubude kunye nobude be-span buchaphazela ngokuthe ngqo ubunzima boyilo. I-crane enobude obukhulu okanye ubude obude idinga isakhiwo esikhulu sentsimbi kunye nobunjineli obuphezulu, okukhokelela kwiindleko eziphezulu.
Uhlobo loqwalaselo lukwadlala indima kumaxabiso. Umzekelo, ii-cranes ezisisigxina zikaloliwe zifikeleleka ngakumbi kunoyilo oluhamba ngokupheleleyo okanye oluhlengahlengiswayo, olufuna amacandelo awongezelelweyo okushukumiseka kunye nokuguquguquka. Iikhreyini ze-semi-gantry, iinketho ezixhonywe eludongeni, okanye iikhreyini ezineenkqubo ezikhethekileyo zamavili nazo zinokulunyusa utyalo-mali.
Ukwenza ngokwezifiso kuchaphazela ngakumbi amaxabiso. Abathengi abaninzi bafuna iimpawu ezithile ezifana nolawulo oluguquguqukayo lwesantya, izixhobo ezikhuselekileyo zokhuseleko, iinkqubo zokusebenza ezikude, okanye iteknoloji echasene ne-anti-sway. Ngelixa ezi zikhetho ziphucula ukusebenza kakuhle kunye nokhuseleko, zongeza kwiindleko ezipheleleyo. Ngoko ke kubalulekile ukulungelelanisa iimfuno zentsebenzo kunye neengqwalasela zohlahlo lwabiwo-mali.
Ukongeza kwisixhobo ngokwaso, iinkonzo kufuneka zifakwe kwi-investment investment. Umthengisi ohloniphekileyo akayi kubonelela kuphela nge-crane kodwa kunye noyilo lokubonisana, ukuhanjiswa, ukufakwa, ukuqeqeshwa komsebenzi, kunye nenkxaso emva kokuthengisa. Ezi nkonzo zongeza ixabiso ngokuqinisekisa ukuthembeka kwexesha elide kunye nokunciphisa iindleko zokusebenza kwixesha elizayo. Ukukhetha umboneleli obonelela ngezisombululo zokuphela konyaka kunokubangela ukongiwa kweendleko ngexesha.
Isishwankathelo, ixabiso le-girder gantry crane lixhomekeke kumthamo, ubude, ukuphakama, ukucwangciswa, ukulungiswa, kunye neephakheji zenkonzo. Ukufumana ikowuti echanekileyo, kungcono ukubonelela ngeemeko zokusebenza ezineenkcukacha kunye neemfuno kumenzi. Ngokwenza njalo, unokukhusela isisombululo esilungelelanisiweyo esinikezela ngeyona ndlela ilungileyo yokusebenza, umgangatho, kunye nokusebenza kakuhle kweendleko.
1.Ndiyikhetha njani icrane echanekileyo yegirder gantry kwisicelo sam?
Ukukhetha ikhreyini elungileyo kuqala ngokuvavanya iimfuno zobunzima bemisebenzi yakho yokuphakamisa ukuze uqinisekise ikhreyini'amandla ahambelana nemisebenzi yakho. Indawo ekhoyo kunye ne-headroom kwindawo yakho nayo idlala indima ebalulekileyo ekumiseleni i-crane's uyilo kunye noqwalaselo. Ngokuxhomekeke kwiimfuno zakho zokusebenza kunye nokwakheka kwendawo, unokukhetha phakathi kwe-underhung, i-top-running, okanye iindidi ze-semi-gantry. Iinketho zokwenza ngokwezifiso, ezifana neenkqubo zokulawula, ii-hoists, kunye neempawu zokhuseleko, kufuneka kwakhona zithathelwe ingqalelo ukuhambelana nesicelo sakho esithile. Ukubonisana nengcali yecrane enamava okanye injineli kuyacetyiswa kakhulu ukuqinisekisa ukuba ikhreyini ekhethiweyo ilungiselelwe iimfuno zakho.
2.Ngawaphi amanyathelo okhuseleko endifanele ndiwasebenzise xa ndisebenzisa i-gantry crane enye?
Ukhuseleko lubalulekile ekusebenzeni kwecrane. Abanini-zithuthi kufuneka bafumane uqeqesho olufanelekileyo kunye nesiqinisekiso phambi kokuphatha izixhobo. Iiprothokholi ezicacileyo zokhuseleko ezibandakanya imida yomthwalo, uhlolo, kunye neenkqubo zikaxakeka kufuneka zinyanzeliswe ngawo onke amaxesha. Ukuhlolwa rhoqo kunye nokugcinwa kuyimfuneko ukuze kubonwe iingozi ezinokubakho kwangethuba. I-crane ngokwayo kufuneka ixhotyiswe ngezixhobo zokhuseleko eziyimfuneko ezifana nokutshintsha umda, ukhuseleko lomthwalo ogqithisiweyo, kunye nemisebenzi yokumisa kaxakeka. Kwiindawo zokusebenzela apho abasebenzi basebenza kwindawo ephakamileyo, iinkqubo zokukhusela ukuwa kufuneka ziphunyezwe. Imfundo eqhubekayo kunye noqeqesho oluhlaziyiweyo luqinisekisa ukuba abaqhubi bahlala benolwazi malunga nemigangatho yamva nje yokhuseleko.
3.Luluphi ulondolozo olufunekayo kwi-single girder gantry cranes, kwaye kangaphi?
Ukugcinwa kwesiqhelo kubalulekile ukuqinisekisa ukuthembeka kunye nokwandisa i-crane's ubomi. Imisebenzi eqhelekileyo iquka ukuthambisa amalungu ashukumayo, ukujonga iinkqubo zombane, nokuhlola iinxalenye zesakhiwo ukuba zigugile. Amagcisa afanelekileyo kufuneka abandakanyeke kulondolozo oluntsonkothileyo nolungiso. Ukugcina iindawo ezisecaleni zikhona kunceda ukunciphisa ixesha lokuphumla xa kufuneka ukutshintshwa. Iirekhodi ezineenkcukacha zalo lonke uhlolo kunye nokulungiswa kubalulekile ukuthotyelwa kunye nokulandelela ukusebenza. Ukugcinwa kwamaxesha ngamaxesha kuxhomekeke kubungakanani bokusetyenziswa kunye neemeko zokusingqongileyo, kodwa ishedyuli kufuneka isoloko ilandela izikhokelo zomenzi.
4.Ngowuphi umahluko ophambili phakathi kwegirder enye kunye ne-double girder gantry crane?
Umahluko ophambili ulele kwi-design girder: i-crane enye yegirder inomqadi omnye oyintloko, ngelixa i-double girder inamabini. Iikhreyini zegirder eziphindwe kabini zibonelela ngomgangatho ophezulu wokuphakamisa, ukuphakama okukhulu, kunye nokukhutshwa okungaphezulu, okubenza bafanelekele usetyenziso olunzima. Ngakolunye uhlangothi, i-cranes ye-girder eyodwa, ixabisa ngakumbi, i-space-efficient, kwaye ifaneleka ngakumbi imithwalo elula okanye izibonelelo ezinobude obuthintelweyo. Ukhetho lokugqibela luxhomekeke kwiimfuno zakho zokuphakamisa, indawo ekhoyo, kunye nohlahlo lwabiwo-mali.