Zitholele imishini emikhulu echaza kabusha imikhawulo yamandla okuphakamisa. Lo mhlahlandlela uhlola abaqhudelana nesihloko esithi I-crane enkulu kunazo zonke emhlabeni, ihlola ukucaciswa kwazo, amandla, kanye nezindlela ezisetshenziswayo. Sihlolisisa izimangaliso zobunjiniyela ngemuva kwalezi ziqhwaga futhi sigqamisa igalelo lazo elibalulekile kumaphrojekthi amakhulu wokwakha emhlabeni wonke.
Ukunquma i I-crane enkulu kunazo zonke emhlabeni ayiqondile. Izinto ezimbalwa zinomthelela kusayizi jikelele we-crane namandla okuphakamisa, okuhlanganisa umthamo omkhulu wokuphakamisa, ubude be-boom, kanye nobukhulu bebonke. Ukugxila kalula kumethrikhi eyodwa kungase kushaye indiva amakhono aphakeme omunye u-crane esicini esihlukile. Ngakho-ke, sizohlola abaqhudelanayo abahlukahlukene, sicabangela inhlanganisela yalezi zici ezibalulekile.
Lokhu kuvamise ukuba yimethrikhi yokuqala ecatshangwayo uma uklelisa ama-cranes. Kodwa-ke, umthamo omkhulu wokuphakamisa uvame ukufinyelelwa ngaphansi kwezimo ezithile, njengobude obuncane be-boom kanye nokucushwa kwe-counterweight okulungile. Kubalulekile ukuqonda izimo lapho la makhono aphezulu okufinyelelwa khona.
Ubude be-boom buthinta kakhulu ukufinyelela kwe-crane kanye nekhono lokusebenza kumaphrojekthi abanzi. Ama-boom amade avumela ukuphakamisa emabangeni amakhulu, kodwa ngokuvamile afika nokuhwebelana ngomthamo omkhulu wokuphakamisa kulezo zindawo ezinwetshiwe.
Ubukhulu nesisindo salezi cranes nakho kuyizici ezibalulekile. Izidingo zezokuthutha nokuqondisa zithinta kakhulu ukuthunyelwa kwazo ezindaweni ezihlukahlukene zokwakha. Ama-cranes amakhudlwana ngokuvamile adinga izixazululo zezokuthutha ezikhethekile, okunezela ezinseleleni zokusebenza.
Abakhiqizi abaningana bakhiqiza ama-cranes eselula anamandla ngendlela emangalisayo. Ukukhomba ngokuphelele I-crane enkulu kunazo zonke emhlabeni kudinga ukucatshangelwa ngokucophelela kwemibandela eshiwo ngenhla. Sizobheka ezinye zezimbangi ezihamba phambili.
| Imodeli ye-Crane | Umkhiqizi | I-Max Lifting Amandla | I-Max Boom Ubude | Amanothi |
|---|---|---|---|---|
| I-Liebherr LR 11350 | Liebherr | 1350 amathani | 108 m | Iyaziwa ngamandla ayo okuphakamisa ahlaba umxhwele nokuguquguquka. |
| I-Terex CC 8800-1 | Terex | 1600 amathani | 150 amamitha | Omunye wamacranes amakhulu kakhulu emhlabeni. |
Qaphela: Imininingwane ingashintsha. Sicela ubheke iwebhusayithi yomkhiqizi ukuze uthole ulwazi lwakamuva kakhulu.
Le mishini emikhulu ibalulekile kumaphrojekthi amakhulu lapho kudingeka khona ukuthwala kanzima. Izicelo zabo zihlanganisa:
Ukukhetha ezifanele i-crane yeselula kuncike ezicini ezihlukahlukene, kuhlanganise nesisindo somthwalo, ubude obudingekayo bokuphakamisa, kanye nesikhala esitholakalayo endaweni yokwakha. Ukubonisana nabaqhubi be-crane abanolwazi nonjiniyela kubalulekile ukuze kuqinisekiswe imisebenzi yokuphakamisa ephephile nephumelelayo. Ukuze uthole usizo ngezidingo zakho zemishini esindayo, hlola uhlu lwamagama namasevisi ahlinzekwa yi- I-Suizhou Haicang Automobile sales Co., LTD.
Ukunquma eyodwa I-crane enkulu kunazo zonke emhlabeni iyinkimbinkimbi ngenxa yamamethrikhi ahlukahlukene kanye nokucaciswa. Nokho, ukuhlola amakhono alezi zimangaliso zobunjiniyela kugqamisa indima yazo ebalulekile ekulolongeni amaphrojekthi engqalasizinda yesimanje. Ukukhethwa kwe-crane elungile kudinga ukucatshangelwa ngokucophelela kwezidingo zephrojekthi kanye nokubonisana nochwepheshe. Ngaso sonke isikhathi beka phambili ukuphepha nokusebenza kahle lapho usebenza ngezinto ezithwala kanzima.
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