Esi sikhokelo sibanzi siphonononga ukuntsonkotha kwe iikhreyini zenqaba ezisezantsi zokuwisa, inika ingqiqo ekusebenzeni kwabo, iindlela zokukhetha, kunye nezicelo. Sihlola iimpawu eziphambili, uqwalaselo lokhuseleko, kunye nezinto ekufuneka uziqwalasele xa ukhetha icrane efanelekileyo yeprojekthi yakho. Funda indlela yokuphucula ukusebenza kakuhle kunye nokunciphisa imingcipheko eyayanyaniswa noomatshini bokuphakamisa banamandla.
A i-crane ephantsi yokubulala inqaba yohluka kwiicranes eziphezulu kwindlela yokuxhela. Esikhundleni se-crane jib ejikelezayo phezulu, yonke isakhiwo senqaba sijikeleza kwisiseko esisezantsi. Olu yilo lubonelela ngeenzuzo ezininzi, kubandakanywa uzinzo olwandisiweyo, ngakumbi kwiimeko zomoya ezicela umngeni. Isiseko ngokuqhelekileyo siquka isangqa esikhulu esisetyhula, esivumela ukujikeleza okugudileyo nokulawulwayo. Ukuqonda iimpawu ezizodwa ze iikhreyini zenqaba ezisezantsi zokuwisa kubalulekile ekukhetheni izixhobo ezifanelekileyo kwiiprojekthi ezithile zokwakha.
Iikhreyini zenqaba ezisezantsi ziyafumaneka ngezakhono zokuphakamisa ezahlukeneyo kunye nobude obuphezulu be hook, kuxhomekeke kwimodeli kunye nomenzi. Ezi nkcukacha zichaphazela ngqo ukufaneleka kwecrane kwiiprojekthi ezahlukeneyo. Iiprojekthi ezinkulu ezifuna ukunyuswa kwemithwalo enzima kakhulu ziya kufuna iikhreyini ezinesakhono sokuphakamisa okuphezulu. Ngokufanayo, ukuphakama kwe-hook efunekayo kufuneka kuhambelane nemilinganiselo ethe nkqo yendawo yokwakha.
Indlela yokuxhela yinxalenye ebalulekileyo a i-crane ephantsi yokubulala inqaba. Iyalela ukuguda kunye nesantya sokujikeleza. Izinto ezifana nobukhulu kunye noyilo lwendandatho yokuxhela, kunye nomthombo wamandla, zinempembelelo ekusebenzeni kunye nokuchaneka kweentshukumo ze-crane. Izantya eziphezulu zokujikeleza kunokuphucula ukusebenza kakuhle, kodwa ukhuseleko kufuneka luhlale lubalulekile.
Ubude bejib buchaphazela kakhulu ukufikelela kwecrane kunye nendawo yokusebenza. Ulungelelwaniso lwe-jib olwahlukileyo, olufana ne-luffing jibs (ekwaziyo ukutshintsha i-angle) okanye i-jibs esisigxina, iyafumaneka ukuze ihambelane neemfuno zeprojekthi ezahlukeneyo. Ukukhetha ubude obufanelekileyo be-jib buqinisekisa ukuba i-crane inokufikelela kuzo zonke iindawo ezifunekayo kwindawo yokwakha.
Ukhuseleko lubalulekile xa usebenzisa nayiphi na i-crane. Iikhreyini zenqaba ezisezantsi ngokuqhelekileyo ibandakanya iimpawu ezininzi zokhuseleko, kuquka iinkqubo zokukhusela umthwalo omninzi, iindawo zokumisa likaxakeka, kunye nezixhobo zokujonga isantya somoya. Ezi mpawu zinceda ukunciphisa umngcipheko kwaye ziqinisekise ukhuseleko lwabasebenzi kunye nezixhobo. Ukuhlolwa rhoqo kunye nokugcinwa kubalulekile ekugcineni ukuthembeka kwezi nkqubo zokhuseleko.
Ukukhetha okulungileyo i-crane ephantsi yokubulala inqaba ibandakanya uqwalaselo ngononophelo lwemiba emininzi:
Abavelisi abaninzi abahloniphekileyo bavelisa umgangatho ophezulu iikhreyini zenqaba ezisezantsi zokuwisa. Ukuthelekisa iimpawu, iinkcukacha, kunye namaxabiso avela kubavelisi abohlukeneyo kubalulekile ukuze ufumane eyona ndlela ilungileyo yeprojekthi yakho. Qwalasela izinto ezifana nodumo, inkxaso yabathengi, kunye nokunikezelwa kwewaranti.
| Umenzi | Ukuphakamisa amandla (iitoni) | Max. Ubude beHook (m) | Ubude beJib (m) |
|---|---|---|---|
| Umvelisi u-A | 10-20 | 50-80 | 40-60 |
| Umenzi B | 15-30 | 60-100 | 50-70 |
Qaphela: Iinkcukacha ezithile ziyahluka ngokuxhomekeke kwimodeli. Soloko ujongana namaphepha edatha omenzi ngolwazi oluchanekileyo.
Ngoncedo olongezelelweyo ekukhetheni okugqibeleleyo i-crane ephantsi yokubulala inqaba kwiimfuno zakho ezithile, cinga ngokuqhagamshelana Suizhou Haicang Automobile sales Co., LTD – umthombo othembekileyo kwizisombululo zoomatshini abanzima. Ubuchule babo bunokukukhokelela ekubeni wenze isigqibo esinolwazi esibeka phambili ukhuseleko nokusebenza kakuhle.
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