To taub txog kev faib tawm ntawm Gantry Cranes yog qhov ua kom muaj ntau dua los xaiv thiab yuav Cranes. Ntau hom cranes tseem muaj cov kev faib tawm sib txawv. Hauv qab no, kab lus no yuav qhia cov yam ntxwv ntawm ntau hom ntawm Gantry cranes hauv kev nthuav dav rau cov neeg siv khoom siv los xaiv thaum xaiv cov crane.
Raws li cov qauv txheej txheem ntawm cov ncej crane
Raws li cov duab ntawm lub qhov rooj ncej qauv, nws tuaj yeem faib ua gantry crane thiab cantilever gantry crane.
Gantry Cranestau muab faib ua:
1. Tag nrho Gantry Crane: lub nqaj tseem muaj tsis muaj overhang, thiab cov trolley txav nyob rau hauv lub ntsiab lus tseem ceeb.
2. Semi-Gantry Crane: Raws li kev siv sab nraud, qhov siab ntawm cov tsis muaj peev xwm sib txawv.
Cantilever Gantry Cranes tau muab faib ua:
1. Ob leeg cantilever gantry crane: ib qho ntawm cov qauv txheej txheem feem ntau, nws cov qauv kev ntxhov siab thiab siv tau lub vev xaib tsim nyog.
2. Ib Cantilever Gantry Crane: Vim yog cov kev txwv site, cov qauv no feem ntau raug xaiv.
Kev faib tawm raws li cov duab thiab hom ntawm lub nqaj loj ntawm Gantry Crane:
1. Ua kom tiav kev faib tawm ntawm ib lub loj girder gantry cranes
Ib leeg-girder gantry crane muaj cov qauv yooj yim, yog qhov yooj yim rau kev tsim thiab nruab, thiab muaj ib pawg me me. Feem ntau ntawm nws cov nqaj tseem ceeb yog inclined broigh box qauv qauv. Piv nrog ob-girder gantry crane, tag nrho cov tawv nqaij uas muaj zog tag nrho. Yog li ntawd, thaum lub tsheb txav quas 50 type tons, SPAN S≤35M.
Ib Leeg Girder Gantry CraneOb txhais ceg ob tog muaj nyob hauv L-hom thiab C-hom. Tus qauv L-zoo li yog yooj yim rau nruab, muaj lub zog loj tiv, thiab muaj qhov loj me, tab sis qhov chaw rau kev nqa cov khoom los ntawm txhais ceg yog qhov me me. C-puab ob txhais ceg yog sranted lossis bent los muab ib qho chaw sib txuas loj dua rau cov khoom thauj mus los kom dhau los ntawm cov ceg.
2. Ua tiav kev faib tawm ntawm ob lub Main Girder Gantry cranes
Ob-Girder Gantry CranesMuaj zog nqa tau muaj peev xwm, loj spans, zoo tag nrho cov ruaj khov, thiab lawv tus kheej loj dua ib leeg-girtry cranes nrog tib lub peev xwm uas muaj peev xwm ntau dua.
Raws li cov chaw sib txawv ntawm ko taw kev sib txawv, nws tuaj yeem faib ua ob hom: Box nqaj thiab truss. Ntawm tam sim no, lub thawv-hom qauv muaj feem ntau siv.
Kev faib tawm raws li lub ntsiab qub qauv ntawm Gantry Crane:
1. Truss Girder Gantry Crane
Welded qauv ntawm lub kaum sab xis steel lossis I-nqaj muaj qhov zoo ntawm tus nqi qis, lub teeb yuag thiab cov cua tsis zoo.
Txawm li cas los xij, vim muaj ntau tus naj npawb ntawm vuam cov ntsiab lus, truss nws tus kheej muaj qhov tsis xws luag. Cov nqaj truss kuj tseem muaj qhov tsis txaus ntseeg xws li qhov loj me, qis qis, kev ntseeg tau tsawg, thiab qhov xav tau rau cov ntsiab lus vuam. Nws yog qhov tsim nyog rau cov chaw nrog kev nyab xeeb tsawg thiab kev nqa khoom hnyav me.
2. Lub thawv Girder Gantry Crane
Cov phiaj hlau hlau yog welded rau hauv lub thawv qauv, uas muaj cov yam ntxwv ntawm kev nyab xeeb thiab muaj zog heev. Feem ntau siv rau lub tonnage loj thiab loj tonnage gantry cranes. Lub ntsiab ntawm lub ntsiab admts kem nqaj qauv. Lub thawv teeb tseem muaj qhov tsis zoo ntawm tus nqi siab, tuag phaus, thiab cua tsis zoo.
3. Honeycomb nqaj gantry crane
Feem ntau hu ua "iSosceles daim duab peb sab honeycomb nqaj", kawg ntawm lub nqaj loj yog cov duab hluav taws xob, thiab muaj cov honeatin lub plab, sab saud thiab sab saud. Cov kab mob ntawm tes nqus cov yam ntxwv ntawm cov kab mob truss thiab lub thawv tawv me, thiab muaj kev tiv thaiv ntau dua li cov nqaj truss.
Txawm li cas los xij, vim muaj vuam hlau daim phiaj, qhov hnyav tus kheej thiab tus nqi siab me dua li cov nqaj truss. Haum rau kev siv nquag lossis hnyav tawm cov chaw lossis nqaj. Vim tias hom nqaj no yog cov khoom lag luam ntawm tus tswv, muaj cov neeg tsim khoom tsawg.
