A kireni ya padenga, yomwe nthawi zambiri imatchedwa kuti marine deck crane, ndi chida chofunikira kwambiri chomwe chimapezeka pa sitima ndi mapulatifomu akunyanja. Ma crane amenewa amapangidwira kuti azithandiza kunyamula ndi kutsitsa katundu, zida, ndi zinthu kuchokera ku zombo, zomwe zimapangitsa kuti zikhale zofunikira pa ntchito zapamadzi. Kugwira ntchito bwino kwa ma deck crane komanso kusinthasintha kwawo kumapangitsa kuti akhale ofunikira kwambiri pa ntchito zosiyanasiyana zapamadzi.
Ma crane a sitima zapamadzi amabwera m'mitundu yosiyanasiyana ndi kukula, opangidwa kuti akwaniritse zosowa za sitima zosiyanasiyana. Amatha kukhala okhazikika kapena oyenda, ndi mitundu ina yokhala ndi ma telescopic booms omwe amalola kufikira kwa nthawi yayitali komanso kusinthasintha. Kapangidwe ka crane ya sitima kumatsimikizira kuti imatha kugwira ntchito bwino m'mikhalidwe yovuta yomwe nthawi zambiri imakumana nayo panyanja, kuphatikizapo mphepo yamkuntho ndi madzi ovuta.
Pa sitima, crane ya padenga imagwira ntchito yofunika kwambiri pakusunga magwiridwe antchito bwino. Imalola kusamutsa katundu wolemera, monga makontena, makina, ndi zinthu zina, kuchokera padoko kupita ku padenga la sitimayo kapena mosemphanitsa. Mphamvu imeneyi ndi yofunika kwambiri m'madoko komwe malo ndi ochepa, ndipo nthawi yofulumira ndiyofunikira pakusunga nthawi.
Kuwonjezera pa ntchito yawo yaikulu yosamalira katundu, ma crane a padenga amagwiritsidwanso ntchito pa ntchito zina zosiyanasiyana, monga kutumiza maboti opulumutsa anthu, kukonza sitimayo, komanso kuthandiza pa ntchito zopulumutsa anthu. Kusinthasintha kwa ma crane a padenga kumawonjezera chitetezo ndi magwiridwe antchito apanyanja.

Nthawi yotumizira: Januwale-16-2025



