Knuckle Boom Marine Shipboard Deck Crane: A Flexible Heavy-Duty Tool for Maritime Operations

I-knuckle boom marine shipboard deck crane, isixhobo sokuphakamisa esiphambili esifakwe kwiidekhi zeenqanawa, sihlukile kuyilo lwayo lwe-boom olugoqekayo, sidibanisa amandla okuphakamisa imithwalo enzima kunye nokuguquguquka kwendawo. Isetyenziswa kakhulu ekuthuthweni kolwandle, ubunjineli bolwandle, kunye nemisebenzi yeenqanawa ezikhethekileyo, isebenza ngaxeshanyeiikhreni zaselwandle, iikhreyini zeenqanawakunye nezinye izixhobo zokwenza inkqubo ebalulekileyo yokuxhasa ukuhanjiswa kwezinto zenqanawa kunye nokugcinwa kwezixhobo.

Uyilo oluPhambili: Iingenelo ezimbini ezivunyiweyo yiFolding Boom

1. Ukulinganisela Ukusebenza koMthwalo Onzima kunye nokusebenza okuguquguqukayo

Isakhiwo esikhethekileyo esigoqekayo se-knuckle boom esinamacandelo amaninzi, esiqhutywa zii-hydraulic cylinders ukuze sandise okanye sirhoxe, sineengenelo ezimbini ezibalulekileyo:

Umthamo womthwalo onzima: Ugubungela umgama wokuphakamisa we-100–5000 kNm, iimodeli eziqhelekileyo ezifana nohlobo lwe-20t@15m zinokuphakamisa iitoni ezingama-20 kwirediyasi yeemitha ezili-15. Oku kuyahlangabezana neemfuno zezinto zokuphakamisa (umz., iitanki zepetroli, izikhongozeli zokutya) kunye nezixhobo (umz., izikhephe zokusindisa ubomi, izixhobo zesayensi), ezihambelana nokuqina kweekhreyini ezinkulu zaselwandle.

Ulawulo oluchanekileyo: I-boom joint nganye iyazilungisa ngokuzimeleyo, idibene nenkqubo yolawulo lwe-hydraulic elinganayo yeentshukumo ezincinci ze-millimeter. Ngexesha lokudluliselwa kwezinto ezivela enqanaweni ukuya enqanaweni kumazwe olwandle ukuya kuthi ga kwi-5, ihlawula ii-engile ze-boom ukuze inciphise ukujija komthwalo ukuya ngaphakathi kwe-30cm—idlula kakhulu ukuchaneka kwee-cranes ze-straight-boom deck zemveli.

2. Ukuphucula Indawo kunye nokuguquguquka kwendalo

Kwindawo encinci yeenqanawa, uyilo lwendawo yokugcina izinto ezigoqekayo ze-knuckle boom lutshintsha kakhulu:

Kwimo yokusebenza engasebenziyo, i-boom igoba ngaxeshanye nedekhi, ithatha i-1/3 kuphela yendawo kwimeko yayo ende. Oku kuthintela ukuphazamisa umbindi womxhuzulane wenqanawa okanye ukuphazamisana neminye imisebenzi yedekhi efana nokubeka izikhongozeli okanye intshukumo yabasebenzi.

Ukuze imelane neemeko zaselwandle ezinzima, izinto ezakhiweyo zisebenzisa intsimbi engagqwaliyo engama-316 okanye intsimbi engaphantsi kwe-alloy enamandla aphezulu (HSLA), ene-multi-layer anti-corrosion coating (i-primer + i-epoxy intermediate coat + i-ceramic topcoat). Oku kuqinisekisa ukumelana netyuwa ngaphezulu kweeyure ezili-10,000—ixesha elide ngokuphindwe ka-2–3 kunee-cranes zemizi-mveliso eziqhelekileyo.

ikreyini ye-boom ye-knuckle telescopic (1)

Izicelo Eziqhelekileyo: Ukugubungela Ubomi Beenqanawa Ezipheleleyo

1. Ubonelelo oluQhelekileyo lweenqanawa ezihamba elwandle

Kwiinqanawa zokuthwala izinto ezinkulu kunye neenqanawa zesikhongozeli,iikreni ze-knuckle boom deckukuphatha ipetroli, amanzi acocekileyo, kunye nezinye izinto ezingasetyenziswayo:

Zixhotyiswe ngee-spreaders ezijikelezayo, zinokulayisha/zikhuphe izikhongozeli eziqhelekileyo ezingama-20ft/40ft ezinokujikeleza okungama-360°. Inkqubo yokulwa nokushukuma inciphisa ixesha lokudlulisa kube yimizuzu emi-5, ngokukhawuleza ngama-40% kunesiqhelo.iikreni ezithe tye.

Kwimigqomo efana nee-lubricant barrels, ii-telescopic hooks zivumela ukubamba ngokuchanekileyo, zithintele ukungqubana ne-hull kwaye zikhusele izixhobo zedekhi.

2. Ubunjineli bangaphandle kwelizwe kunye nemisebenzi ekhethekileyo

Kwiinqanawa zokuhambisa izinto ezikwiqonga (ii-PSV) kunye neenqanawa zophando lwezolwandle, eziiikhreni zaselwandleazinamsebenzi:

Xa uphakamisa imibhobho yokugrumba okanye iitanki zesamente kumaqonga aselunxwemeni, izixhobo zokuphakamisa ezikhethwayo zonyusa umthamo nge-20%, zize zincediseiikhreni zaselwandlekwiimeko zomthwalo onzima.

Iinqanawa zophando zisebenzisa ulawulo lwe-micro-movement lwe-crane ukufaka iirobhothi ezingaphantsi kwamanzi (ii-ROV) kwiindawo ezithile zolwandle. Uhlengahlengiso lwe-boom olunee-engile ezininzi luhambelana nemisinga yolwandle eyahlukileyo.

3. Uhlangulo oluNgxamisekileyo kunye noLondolozo lwezixhobo

Impendulo ekhawulezileyo yekreni ibaluleke kakhulu ngexesha leengxamiseko:

Kwiimeko zokulahla inqanawa, yehlisa iinqanawa zokusindisa ubomi emanzini kwimizuzu emi-3. Impompo ye-hydraulic ezimeleyo iqinisekisa ukusebenza nokuba umbane oyintloko uyaphela.

Ukulungisa rhoqo, iphakamisa iindawo zenjini ezinzima (umz. iipiston, iicrankshafts) isebenzisa ubuchwepheshe bokulinganisela obunamachaphaza amaninzi, igcina izinto zilungelelene ukuze iphephe ukungqubana nezakhiwo zegumbi lenjini.

Izincamathiselo ezihambelanayo kunye noPhuculo loBugcisa

Ukwandisa ukusebenza, ii-knuckle boom marine deck cranes zinokudibanisa izincamathiselo ezikhethekileyo:

Izisasazi zesikhongozeli: Qhagamshela ngokukhawuleza kwizikhongozeli eziqhelekileyo ezingama-20ft/40ft ukuze udlulisele izinto ngendlela eqhelekileyo.

Ukubamba: Phatha imithwalo emikhulu efana neenkozo okanye i-ore, ngokujikeleza kwe-hydraulic ukuze ukhuphe umthwalo ngokufanelekileyo.

Iibhasikithi zabasebenzi: Ukuthutha amaqela okulungisa ukuya kwiimasti okanye kwiitshimini, kususa imfuneko yamaqonga okusebenza asemoyeni ahlukeneyo kunye nokugcina indawo yedekhi.

Iimodeli ezikumgangatho ophezulu nazo zineenkqubo ze-Active Heave Compensation (AHC). Iisensa zijonga intshukumo yehashe kwiilwandle ezirhabaxa, zilungisa ngokuzenzekelayo ubude be-boom ukuze imithwalo ihlale izinzile—nto leyo eyenza ukuba ibaluleke kakhulu kwiinqanawa zokufakelwa komoya olwandle nakwiinqanawa zokusindisa.

Ukususela ekunikezelweni rhoqo kweenqanawa zemithwalo ukuya ekuphakamiseni okunzima kubunjineli baselwandle, ii-knuckle boom marine shipboard deck cranes zigqwesile njengeehashe "ezinamandla kodwa eziguquguqukayo" kusapho lwee-marine crane. Zisebenza kunye nee-ship crane kunye nee-deck crane, zibonelela ngezisombululo zokuphakamisa ezikhuselekileyo nezisebenzayo kwiindawo ezinzima zaselwandle, ziqhuba inkqubela phambili kuthutho lwehlabathi kunye nobunjineli bolwandle.