Thedouble girder gantry crane, eo hape e bitsoang double beam gantry crane, ke e 'ngoe ea mefuta e sebelisoang haholo ea li-gantry cranes tse boima. E etselitsoe ka ho khetheha ho sebetsana le meroalo e meholo le e boima, e etsa hore e be tharollo e loketseng bakeng sa lits'ebetso tsa indasteri, tsa kaho le tsa thepa. Ho fapana le mefuta e le 'ngoe ea girder, sebopeho sa girder se habeli se fana ka bokhoni bo phahameng ba ho phahamisa, botsitso bo boholo, le bolelele bo pharaletseng, e leng se etsang hore e tšoanelehe bakeng sa ts'ebetso e boima ea ho phahamisa.
Sebopeho, thedouble girder gantry cranee na le likarolo tse 'maloa tsa bohlokoa, ho kenyelletsa le maballo a mantlha, maballo a ho qetela, maoto a ts'ehetsang, maballo a tlase, pina ea trolley, cab ea opareitara, trolley ea hoist, mochini o tsamaeang oa crane, le sistimi e tsoetseng pele ea taolo ea motlakase. Likarolo tsena li sebetsa 'moho ho etsa bonnete ba hore li phahamisa hantle, li bolokehile ebile li sebetsa hantle. Moralo o matla o lumella crane hore e sebetse holim'a liporo tsa fatše, ebang e tšehelitsoe ka mahlakoreng ka bobeli kapa ka lehlakoreng le leng, e fana ka phetoho bakeng sa maemo a fapaneng a ho sebetsa.
Lisebelisoa
Thedouble girder gantry craneke tharollo ea ho phahamisa boima e nang le matla a matla a boima, sebopeho se bonolo, le ts'ebetso e bonolo. E sebelisoa haholo liindastering le maemong a fapaneng, ho kenyelletsa:
Indasteri ea Tlhahiso: Ka har'a likoloi, kaho ea likepe, motlakase oa moea le mochini, mochini o habeli oa girder gantry crane o sebelisetsoa ho kopanya, ho qhaqha le ho tsamaisa lisebelisoa tse kholo. E boetse e thusa ho sebetsana le lisebelisoa tse tala le lihlahisoa tse felileng, ho netefatsa hore ho na le mekhoa e metle ea tlhahiso.
♦ Lekala la Kaho: Libakeng tsa kaho, crane ena e sebelisoa haholo bakeng sa ho phahamisa le ho tsamaisa thepa e boima ea mohaho. Bokhoni ba eona ba ho sebetsana le likarolo tse kholo tsa sebopeho bo ntlafatsa bokhoni ba ho kenya, bo tšehetsa mosebetsi oa kaho o bolokehileng, le ho potlakisa ho phethoa ha morero.
♦ Thepa le Bobolokelo:Li-cranes tsa mosebetsi o boimali bohlokoa litsing tsa thepa le matlong a polokelo bakeng sa ho laolla, ho laolla, le ho paka lijana. Bokhoni ba bona bo matla le mefuta e mengata ea ts'ebetso li thusa ho tsamaisa thepa e potlakileng le taolo e ntle ea polokelo.
♦ Boema-kepe le Boemelong: Lijarete tsa lik'hontheinara le liteishene tsa thepa e ngata, li-crane tsena li bohlokoa bakeng sa ho sebetsana le lijana tse boima le thepa e ngata. Ts'ebetso ea bona e tšepahalang e kopana le litlhoko tse boima tsa ts'ebetso ea boema-kepe, ho ntlafatsa ts'ebetso ea ho laolla le ho laolla.
♦ Litsi tsa Terene: Lipalangoang tsa terene, li-cranes tse boima li sebelisoa bakeng sa ho laela le ho laolla litšepe, patsi, mechine le thepa e 'ngoe e boima. Li boetse li sebelisoa mererong ea kaho ea literene bakeng sa ho phahamisa liporo, likarolo tsa borokho le lisebelisoa tse ling tse kholo tsa kaho.
♦ Libaka tsa polokelo ea Kantle le Lijarete tsa Thepa: Ka lebaka la matla a tsona a phahameng a ho phahamisa le bolelele bo pharaletseng,double girder gantry cranesli loketse libaka tsa polokelo tse bulehileng, li-stock, le lithupelo tse boima, tse fanang ka tharollo e sebetsang bakeng sa ho tsamaisa thepa e ngata.
Ka ts'ebetso ea eona e tšepahalang, bokhoni bo matla ba ho jara meroalo, le bophelo bo bolelele ba ts'ebeletso, "double girder gantry crane" e sebelisoa haholo boema-kepeng, mabaleng a likepe, lifemeng, matlong a polokelo le libakeng tsa kaho. Ha e ntlafatse tlhahiso feela empa e boetse e tiisa ts'ireletseho le bokhoni ba ho sebetsana le thepa e boima.
Mefuta e ka Sehloohong le Litlhophiso tsa Double Girder Gantry Cranes
Li-cranes tse peli tsa girder gantry ke e 'ngoe ea mefuta e sebelisoang haholo ea lisebelisoa tsa ho phahamisa holimo. Li-cranes tsena tse nang le litšepe tse peli tse tiileng tse tšehelitsoeng ke maoto a emeng, li tsamaea ka liporo kapa mabili 'me li fana ka matla a babatsehang, botsitso le bokhoni ba ho phahamisa. Li loketse ho jara meroalo e boima ho pholletsa le sebaka se pharaletseng sa mosebetsi 'me hangata li sebelisoa libakeng tsa likepe, lifeme, litsi tsa thepa le libaka tsa kaho. Ho ipapisitsoe le tikoloho ea ts'ebetso, ho na le mefuta e 'maloa ea mantlha le litlhophiso tsa li-cranes tse peli tsa girder gantry.
♦Full Gantry Crane - Thecrane e felletseng ea gantrye matha holim'a liporo tse behiloeng fatše, ka maoto a mabeli a tsamaeang holim'a liporo. Moqapi ona o loketse ka ho khetheha bakeng sa lits'ebetso tsa ka ntle tse kang likou, libaka tsa likepe, lijarete tsa tšepe, le libaka tsa kaho, moo ho hlokahalang ho phahamisa le ho tsamaisa thepa e boima.
♦ Semi-Gantry Crane - Thesemi-gantry cranee na le ntlha e le 'ngoe e tšehetsoeng ke leoto le tsamaeang holim'a seporo sa fatše, ha ntlha e' ngoe e tšehetsoa ke mohaho o teng oa mohaho kapa palo e tsitsitseng. Moqapi ona o thusa ho boloka sebaka 'me o loketse lithupelo tsa ka hare kapa libaka tse nang le libaka tse fokolang tsa ho sebetsa. Litlhophiso tse peli tsa single girder semi-gantry le double girder semi-gantry li fumaneha ho latela litlhoko tsa mojaro.
♦ Rail Mounted Gantry (RMG) Cranes -Li-cranes tse kentsoeng ka tereneli sebelisoa haholo liteisheneng tsa lijana le lijarete tsa intermodal. Ka ho sebetsa liporong tse tsitsitseng tsa fatše, ba kenya le ho theola lik'hontheinara ka katleho likepeng, literaka le literene, ba fana ka ts'ebetso e nepahetseng le tlhahiso e phahameng ea ho sebetsana le lijana.
♦ Li-Cranes tsa Rubber Tyred Gantry (RTG) - Li na le lithaere tsa rabara tse tšoarellang ho e-na le liporo tse tsitsitseng,Li-cranes tsa RTGfana ka boholo bo feto-fetohang le motsamao. Hangata li sebelisoa lijarete tsa lijana, matlong a polokelo le litsing tsa tlhahiso, moo bokhoni ba ho itsamaisa ka boikemelo libakeng tse fapaneng bo leng bohlokoa.
Ke Hobane'ng ha U Re Tšepa
Ka boiphihlelo ba lilemo tsa moralo le tlhahiso ea crane, re fana ka ts'ebetso e tšepahalang, e phahamengdouble girder gantry cranese etselitsoeng ho fihlela litlhoko tse fapaneng tsa indasteri. Thepa ea rona e hahiloe ka theknoloji e tsoetseng pele, taolo e tiileng ea boleng, le lisebelisoa tse tšoarellang, tse netefatsang bophelo bo bolelele ba ts'ebeletso le ts'ebetso e bolokehileng. Bareki ba rona ba bangata ba ntse ba tsoela pele ho sebelisa li-cranes tsa rona ka lilemo tse mashome, ho paka hore baa tšepa le ho khotsofala. Ho re khetha ho bolela ho khetha molekane ea tšepahalang ea ka fanang ka litharollo tse nepahetseng tsa ho phahamisa le tšehetso e ntle ka mor'a thekiso.
