Ukukhetha okulungileyo i-crane yenqaba ibalulekile kuyo nayiphi na iprojekthi yokwakha. Esi sikhokelo sinika isishwankathelo esibanzi seyona nto ingcono iikhreyini zenqaba ekhoyo, kuqwalaselwa izinto ezifana nokuphakamisa umthamo, ukuphakama, ukufikelela, kunye neempawu. Siza kuphonononga iintlobo ezahlukeneyo, iibrendi, kunye neenkcukacha zokukunceda wenze isigqibo esinolwazi.
Top-slewing iikhreyini zenqaba ziphawulwa ngolwakhiwo lwazo olukhulu olujikelezayo phezu kwenqaba emileyo. Banikezela nge-maneuverability egqwesileyo kwaye bafanelekele uluhlu olubanzi lweeprojekthi zokwakha. Iimodeli ezidumileyo zihlala zizidla ngokuphakamisa amandla kunye nokufikelela, zizenza zilungele izakhiwo eziphakamileyo kunye neeprojekthi ezinkulu zeziseko. Qwalasela izinto ezifana nomthamo ofunekayo wokuphakamisa (kulinganiswa ngeetoni) kunye nokufikelela kwi-jib ephezulu (kulinganiswa ngeemitha) xa ukhetha i-crane ephezulu yokubulala.
Hammerhead iikhreyini zenqaba luhlobo lwecrane ejula phezulu eyaziwa ngokwahlukileyo jib ethe tyaba, efana nehamile. Olu luyilo lubonelela ngokuzinza okukhulu kunye nokuphakamisa amandla xa kuthelekiswa nezinye iinguqu eziphezulu. Ezi cranes zihlala zithandwa kwimisebenzi enzima yokuphakamisa kwiindawo ezinkulu zokwakha. Zidla ngokubonwa kwiiprojekthi zokwakha ezikumgangatho ophezulu okanye apho kufuneka kuphakanyiswe izinto ezinkulu nezinzima.
I-Flat-top iikhreyini zenqaba babenesixhobo sokuxhela kumphezulu wenqaba, okukhokelela kubude obuphantsi xa kuthelekiswa neecranes zemveli zokuxhela. Oku kwenza kube lula ukuthutha kunye nokuhlanganisa. Uyilo lwabo oludityanisiweyo lubenza bafanelekele iiprojekthi ezinezindlu ezilinganiselweyo. Ubude obuncitshisiweyo bukwathetha ukuba kudla ngokuba lula ukudibanisa kwiindawo ezintsonkothileyo zolwakhiwo lwasezidolophini.
Luffing jib iikhreyini zenqaba ifaka i-jib enokutshintsha i-angle yayo, ivumela ukuguquguquka okukhulu ekubekeni nasekufikeleleni. Olu phawu lubenza bafaneleke ngokukodwa kwiindawo zokusebenza eziqinileyo apho ukubeka indawo echanekileyo kubalulekile. Ukukwazi ukulungelelanisa i-angle ye-jib ivumela ukufikelela okungcono kunye nokulungiswa kwendawo yokusebenza. Ezi zithandwa kakhulu ngenxa yokusebenza kwazo kwiiprojekthi ezahlukeneyo zokwakha.
Ukukhetha eyona ilungileyo i-crane yenqaba ifuna ukuqwalaselwa ngononophelo kwizinto ezininzi ezibalulekileyo:
Abavelisi abaninzi abahamba phambili bavelisa umgangatho ophezulu iikhreyini zenqaba. Ezinye zezona zidume kakhulu ziquka iLiebherr, iPotain, iTerex, kunye neZoomlion. Umenzi ngamnye ubonelela ngoluhlu lweemodeli zokubonelela ngeemfuno ezahlukeneyo zeprojekthi kunye nohlahlo lwabiwo-mali. Ukuphanda iinkcukacha kunye nophononongo lwebhrendi nganye kucetyiswa kakhulu ngaphambi kokuthenga.
| Umzekelo | Umenzi | Ukuphakamisa amandla (iitoni) | Max. Ukufikelela kwiJib (m) | Max. Ubude (m) |
|---|---|---|---|---|
| Umzekelo A | Liebherr | 16 | 60 | 80 |
| Umzekelo B | Potain | 12 | 50 | 70 |
| Umzekelo uMzekelo C | Terex | 20 | 75 | 90 |
Qaphela: Le theyibhile ingentla inika umzekelo wedatha. Ezona nkcukacha ziyahluka ngokuxhomekeke kwimodeli ethile kunye noqwalaselo. Soloko ubhekisa kwiwebhusayithi yomenzi ngeyona nkcazelo isexesheni.
Ukufumana ulwazi oluthe kratya malunga nezixhobo ezinzima kunye nabanikezeli abathembekileyo, tyelela Suizhou Haicang Automobile sales Co., LTD.
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