Gantry nqa yog siv feem ntau hauv kev mining, kev tsim khoom dav dav, pob zeb, kev tsim kho, nrog rau cov chaw qhib huab cua thiab cov chaw khaws khoom los tswj cov khoom thauj ntau. Ib leeg-girder gantry crane feem ntau suav hais tias yog ib hom kev sib tw ntawm gantry crane vim yog qhov tsim ntawm cov qauv nrog tsuas yog ib lub nqaj, nws tau siv dav hauv qhov chaw qhib cua xws li cov khoom vaj khoom tsev, chaw ua haujlwm, warehouses rau loading thiab unloading cov ntaub ntawv. Ib leeg-girder gantry crane yog ib qho crane zoo tib yam tsim los rau kev tuav cov khoom siv, feem ntau siv nyob rau hauv qhov chaw sab nraum zoov, warehouses, ports, granite industries, cement yeeb nkab industries, qhib yards, thawv cia depots, thiab shipyards, thiab lwm yam. Txawm li cas los xij, nws yog txwv tsis pub. tuav melting hlau, flammable, los yog khoom tawg. Lub thawv-hom ib leeg-girder gantry crane yog nruab nrab-qhov loj me, taug qab-mus ncig ua si crane, feem ntau nruab nrog tus qauv hluav taws xob MD lifter li lub lifter, nrog lub lifter hluav taws xob hla dhau qhov qis I-steel ntawm lub ntsiab girder, ua los ntawm steel phaj. , uas yog tsim los ntawm steel phaj, zoo li C-steel, thiab insulating steel phaj, thiab I-steel.
SEVENCRANE muab ntau hom gantry nqa, xws li, ua tiav thiab ib nrab ua tiav gantry nyob rau hauv cov nqe lus ntawm cov qauv ko taw, thawv gantry, storehouse gantry, dockside gantry, dockside gantry, dockside gantry, dockside gantry, raws li kev siv. Ntxiv nrog rau ib leeg-girder gantry cranes uas tau hais los saum no, SEVENCRAN -E tsim thiab tsim ntau yam tib lub nqaj mobile gantry cranes rau ntau daim ntawv thov kev lag luam, suav nrog ib kab roj hmab-hom geared hluav taws xob gantry thiab hydraulic.
Thaum tsim kom raug, ib leeg-girder cranes tuaj yeem nce kev tsim khoom txhua hnub, muab cov kev daws teeb meem zoo tshaj plaws rau cov chaw thiab kev ua haujlwm uas muaj qhov txwv hauv pem teb thiab cov nyiaj siv ua haujlwm tshem tawm qhov xav tau ntawm lub teeb-rau-nruab nrab-lub luag haujlwm crane. Vim tias lawv tsuas yog xav tau ib lub nqaj kom hla mus, cov tshuab no feem ntau muaj qhov hnyav qis dua, txhais tau hais tias lawv tuaj yeem siv kom zoo dua ntawm cov kab sib dua thiab txuas nrog cov tsev uas twb muaj lawm txhawb nqa cov qauv. Lub tsev hauv qab-plaub cranes tso cai rau lub tshuab trunnion, uas yuav tsum tau hloov cov khoom thauj los ntawm ib lub bay mus rau lwm qhov, los ntawm kev xa mus rau monorails, thiab tom qab ntawd mus rau lwm lub crane, lossis tua tawm.