Ukukhetha okulungile umbhoshongo crane ibalulekile kunoma yimuphi umsebenzi wokwakha. Lo mhlahlandlela unikeza ukubuka konke okuhle kakhulu ama-cranes ombhoshongo okutholakalayo, kucatshangelwa izici ezifana nomthamo wokuphakamisa, ubude, ukufinyelela, nezici. Sizohlola izinhlobo ezahlukahlukene, amabhrendi, kanye nemininingwane ukuze sikusize wenze isinqumo unolwazi.
Top-slewing ama-cranes ombhoshongo zibonakala ngesakhiwo sazo esikhulu esijikelezayo phezu kombhoshongo omile. Banikeza ukuhamba okuhle kakhulu futhi bafanele amaphrojekthi amaningi wokwakha. Amamodeli adumile avame ukuziqhayisa ngamakhono okuphakamisa ahlaba umxhwele futhi afinyelele, awenze alungele izakhiwo eziphakeme kanye namaphrojekthi wengqalasizinda emikhulu. Cabangela izici ezifana nomthamo wokuphakamisa odingekayo (akalwa ngamathani) kanye nokufinyelela kwe-jib okuphezulu (okukalwa ngamamitha) lapho ukhetha u-crane oslayiva phezulu.
I-Hammerhead ama-cranes ombhoshongo ziwuhlobo lwe-crane eshaya phezulu eyaziwa ngejib evundlile ehlukile, efana nekhanda lesando. Lo mklamo unikeza ukuzinza okukhulu namandla okuphakamisa uma kuqhathaniswa nokunye okuhlukile kokugwaza okuphezulu. Lawa ma-cranes avame ukuthandwa ngemisebenzi yokuphakamisa umsebenzi osindayo ezindaweni ezinkulu zokwakha. Zivame ukubonakala emisebenzini yokwakha esezingeni eliphezulu noma lapho izinto ezinkulu nezisindayo zidinga ukuphakanyiswa.
I-Flat-top ama-cranes ombhoshongo ube nendlela yokubulala phezulu kombhoshongo, okuholela ekuphakameni okuphelele okuphansi uma kuqhathaniswa nama-cranes ajwayelekile ahlabayo. Lokhu kwenza kube lula ukuwahambisa nokuwahlanganisa. Idizayini yabo ehlangene ibenza bafanelekele amaphrojekthi ane-headroom elinganiselwe. Ubude obuncishisiwe buphinde busho ukuthi ngokuvamile kulula ukuzifaka ezindaweni zokwakha zasemadolobheni eziyinkimbinkimbi.
I-Luffing jib ama-cranes ombhoshongo ifaka i-jib engashintsha i-engeli yayo, okuvumela ukuguquguquka okukhulu ekubekeni nasekufinyeleleni. Lesi sici sizenza zifaneleke ikakhulukazi izindawo zokusebenza eziqinile lapho ukuma okunembile kubalulekile. Ikhono lokulungisa i-jib angle livumela ukufinyelela okungcono kanye nendawo yokusebenza elungiselelwe. Lezi ziya ngokuya zidume ngokusebenza kahle kwazo kumaphrojekthi wokwakha ahlukahlukene.
Ukukhetha elilungile umbhoshongo crane kudinga ukucatshangelwa ngokucophelela kwezici ezimbalwa ezibalulekile:
Abakhiqizi abaningana abahamba phambili bakhiqiza ikhwalithi ephezulu ama-cranes ombhoshongo. Ezinye ezidume kakhulu zihlanganisa i-Liebherr, i-Potain, i-Terex, ne-Zoomlion. Umkhiqizi ngamunye unikeza uhla lwamamodeli ahlinzeka ngezidingo ezahlukahlukene zephrojekthi kanye nesabelomali. Ukucwaninga imininingwane nezibuyekezo zomkhiqizo ngamunye kunconywa kakhulu ngaphambi kokuthenga.
| Imodeli | Umkhiqizi | Amandla okuphakamisa (amathani) | Ubukhulu. Ukufinyelela kwe-Jib (m) | Ubukhulu. Ubude (m) |
|---|---|---|---|---|
| Isibonelo Imodeli A | Liebherr | 16 | 60 | 80 |
| Isibonelo Imodeli B | I-Potain | 12 | 50 | 70 |
| Isibonelo Imodeli C | Terex | 20 | 75 | 90 |
Qaphela: Ithebula elingenhla linikeza idatha eyisibonelo. Ukucaciswa kwangempela kuyahlukahluka kuye ngemodeli ethile kanye nokucushwa. Ngaso sonke isikhathi bheka iwebhusayithi yomkhiqizi ukuze uthole ulwazi lwakamuva kakhulu.
Ukuze uthole ulwazi olwengeziwe mayelana nezinto zokusebenza ezisindayo nabahlinzeki abathembekile, vakashela I-Suizhou Haicang Automobile sales Co., LTD.
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