Ama-crane e-gantry kanye nama-crane aphezulu ayimishini ebalulekile ezimbonini eziningi, kusukela ekwakheni nasekukhiqizeni kuya kwezokuthutha kanye nezokuthutha. Lawa ma-crane asetshenziselwa ukuphakamisa nokuhambisa izinto ezisindayo, okwenza abe abalulekile ekusebenzeni kahle nangokuphephile. Umklamo we-box girder ungenye yezinketho ezithandwa kakhulu zokwakha i-gantry kanyeamakhreni aphezuluLo mklamo unikeza izinzuzo eziningi, okuhlanganisa ukuzinza okwandisiwe, umthamo womthwalo ophezulu, kanye nokuqina okuthuthukisiwe.
Enye yezinzuzo ezibalulekile zomklamo we-box girder ukuthi inikeza ukuzinza okukhulu kuneminye imiklamo. Isimo sebhokisi sinikeza isakhiwo esiqinile, esingathambekele kakhulu ekugobeni ngaphansi kwemithwalo. Lokhu kuzinza kubalulekile kuma-crane, njengoba kusiza ukuqinisekisa ukuthi angakwazi ukuphakamisa nokuhambisa izinto ezisindayo ngokuphephile nangokunembile. Ngaphezu kwalokho, umklamo we-box girder uvumela ukunemba okukhulu ekunyakazeni, njengoba kunciphisa amathuba okudlidliza okungafuneki noma ukunyakaza kokudlidliza.
Enye inzuzo yomklamo we-box girder ukuthi umthamo wayo womthwalo uphakeme. Lokhu kungenxa yokuthi umklamo unikeza ukwesekwa okwengeziwe kwesakhiwo, okwenza ukuthi ikwazi ukusingatha imithwalo esindayo kalula. Ngomklamo we-box girder, i-crane iyakwazi ukuphakamisa izinto ezinkulu ngaphandle kwengozi yokwehluleka kwesakhiwo. Lokhu kubalulekile ezimbonini ezidinga imishini esindayo ukuthi ithuthwe njalo, njengoba kusiza ukuqinisekisa ukuthi imisebenzi isebenza kahle nangendlela ephumelelayo.
Okokugcina, umklamo we-box girder unikeza ukuqina okuthuthukisiwe kuneminye imiklamo. Lokhu kungenxa yokuthi ukuma kwebhokisi kunikeza ungqimba oluvikelayo oluzungeze izingxenye zangaphakathi ze-crane, okusiza ukuvimbela umonakalo ovela ezintweni zangaphandle. Lokhu kuqina kubaluleke kakhulu kuma-crane angaphansi komhlaba kanye nama-overhead abhekene nezimo ezinzima, njengalezo ezitholakala ezindaweni zokwakha, izitshalo zokukhiqiza kanye nezindawo zokugcina impahla.
Ngamafuphi, ukwakheka kwe-box girder kuyisinqumo esihle kakhulu sokwakha ama-gantry nama-overhead cranes. Izinzuzo zayo zifaka phakathi ukuzinza okukhulu, umthamo womthwalo ophezulu, kanye nokuqina okuthuthukisiwe. Ngalezi zici, ukwakheka kwe-box girder kuqinisekisa ukuthi ama-gantry nama-overhead cranes angaphakamisa futhi ahambise izinto ezisindayo ngokuphepha nangokusebenza kahle.
Isikhathi sokuthunyelwe: Julayi-31-2023
