Kawm paub yuav ua li cas crane ncua cuam tshuam rau choj crane hom, nqi, nqa lub peev xwm & rhiav layout-tseem ceeb rau kev npaj ntse & tsim. Tau txais kev cai choj crane!
Kev Siv Hluav Taws Xob Hluav Taws Xob Crane Span Basics: Yuav Ua Li Cas Ua Rau Koj Tus Qauv Tsim Crane, Tus Nqi, thiab Rhiav Kev Teeb
Taw qhia: Vim li cas Span Matters Thaum Yuav Choj Crane
Thaum koj tab tom nrhiav yuav ib qho nyiaj siv ua haujlwm choj crane, muaj ib tus lej uas ua lub luag haujlwm loj dua li cov neeg feem coob xav: qhov ntev. Yooj yim muab tso, nws yog qhov kev ncua deb ntawm ob txoj kab ciav hlau uas lub crane taug kev.
Tam sim no, qhov ntawd yuav zoo li tsuas yog lwm qhov tshwj xeeb ntawm cov ntaub ntawv. Tab sis ntawm no yog qhov - span cuam tshuam txhua yam:
Yuav ua li cas lub crane tsim,
yuav ua li cas nws haum koj lub rooj cob qhia,
tus nqi npaum li cas,
thiab nws yooj yim npaum li cas rau nruab lossis nthuav dav yav tom ntej.
Yog tias koj tab tom txhim kho lub crane nyob rau hauv ib lub tsev uas twb muaj lawm, koj yuav tsum tau muab qhov sib npaug rau koj txoj kev khiav tam sim no lossis lub tsev dav. Yog tias koj tab tom tsim los ntawm kos, koj yuav xav tsim koj lub rooj cob qhia nrog lub crane qhov ntev hauv siab - tsis yog lwm txoj hauv kev.
Cia peb kawm seb vim li cas span tseem ceeb:
Impacts steel qauv: Ib ncua ntev txhais tau hais tias tus choj hnyav dua. Qhov ntawd txhais tau tias cov khoom siv ntau dua, tus nqi ntau dua, thiab feem ntau xav tau kev txhawb nqa siab dua.
Muaj feem xyuam rau lub crane lub peev xwm thiab kev ruaj ntseg: dav dav tuaj yeem qhia deflection thiab vibration yog tias tsis muaj kev txhawb nqa zoo.
Txuas ncaj qha rau koj lub tsev layout: Koj tsis tuaj yeem xaiv lub crane ncua thiab cia siab tias nws haum. Nws yuav tsum ua hauj lwm nrog koj cov kab sib nrug, txoj hauj lwm beam txoj hauj lwm, thiab txawm tias koj phab ntsa clearance.
Yog li txawm hais tias koj tab tom yuav ib lub crane rau kev cob qhia tiav lossis tsim lub chaw tshiab, kev nkag siab thiab kev npaj nyob ib ncig ntawm lub crane ncua sij hawm - txij thaum pib - yuav txuag koj lub sijhawm, nyiaj txiag, thiab kev mob taub hau yav tom ntej.
Hauv seem uas ua raws, peb yuav saib:
Yuav ua li cas sib txawv ntawm ib leeg girder, ob chav girder, thiab underhung choj cranes.
Hom span ntau rau txhua hom.
Thiab qee cov tswv yim yuav khoom, tshwj xeeb tshaj yog thaum ua haujlwm nrog cov kev cob qhia uas twb muaj lawm lossis npaj ib qho tshiab.
Crane Span thiab Rhiav Dav: Yuav Ua Li Cas Ua Ntej?
Qhov no yog ib lo lus nug ntau, tshwj xeeb tshaj yog rau thawj -sijhawm cov neeg yuav khoom: Kuv puas xaiv lub crane ncua raws li kuv lub rooj cob qhia, lossis kuv puas tsim lub rooj cob qhia nyob ib puag ncig lub crane? Cov lus teb nyob ntawm seb koj lub tsev twb muaj lawm los yog tseem nyob rau ntawm daim duab kos.
Rau Cov Kev Kawm Uas Muaj
Yog tias lub rooj cob qhia twb tau tsim lawm, qhov ntev ntawm koj tus choj crane feem ntau yog xauv rau hauv. Nws tau txhais los ntawm qhov kev ncua deb ntawm ob txoj kab ciav hlau los yog cov kab txhawb nqa - uas yog ib feem ntawm cov qauv. Hauv qhov no, koj lub crane yuav tsum tau tsim kom haum rau lub tsev, tsis yog lwm txoj hauv kev.
Koj cov kev xaiv yuav raug txwv rau qee hom crane (xws li ib lub girder) nyob ntawm qhov siab thiab qhov dav.
Koj yuav tsum ntsuas qhov tseeb hauv qhov dav, los ntawm kab mus rau kab, thiab rho tawm qhov chaw rau qhov kawg tshem tawm.
Xyuas kom tseeb tias muaj lub taub hau txaus yog tias koj tab tom txiav txim siab rau sab saum toj - khiav qhov system.
Rau Kev Ua Haujlwm Tshiab lossis Chaw Ua Haujlwm
Yog tias koj tseem nyob rau theem kev npaj ntawm koj qhov chaw, koj muaj kev ywj pheej ntau dua. Qhov tseeb, qhov no yog lub sijhawm zoo tshaj plaws los txhim kho qhov kev teeb tsa kev cob qhia nyob ib puag ncig lub crane, tsis yog rau kev ua haujlwm xwb, tab sis rau lub sijhawm ntev - txuag nyiaj.
Koj tuaj yeem tsim qhov ncua sij hawm kom phim qhov ua tau zoo thiab tus nqi - hom crane zoo.
Cov qauv kev txhawb nqa (kab, kab teeb) tuaj yeem ua kom haum raws li qhov xav tau ntawm crane.
Nws qhib chav rau yav tom ntej expansion lossis automation yam tsis muaj kev tsim kho tshiab.
Ob peb lub ntsiab lus tseem ceeb uas yuav tsum nco ntsoov:
Lub crane ncua feem ntau yog 0.5 mus rau 1 meter luv dua qhov dav sab hauv ntawm lub tsev, kom tso cai rau kev nyab xeeb kawg clearances.
Ntev ntev txhais tau tias hnyav dua thiab kim dua girders - tshwj xeeb tshaj yog rau kev tsim ob chav girder.
Ib txwm tawm chav rau:
sab clearances (li 200-500 hli txhua sab, nyob ntawm seb hom crane),
kho cov kev taug kev yog tias xav tau,
yav tom ntej runway extension los yog muaj peev xwm upgrade.
Yog tias koj tab tom tsim kho tshiab, nco ntsoov nqa koj tus neeg muag khoom crane thaum ntxov. Lawv tuaj yeem pab koj tus kws tshaj lij pej xeem tsim lub rooj cob qhia uas ua haujlwm nrog lub tshuab crane - tsis tawm tsam nws. Qhov ntawd ib leeg tuaj yeem txuag koj lub lis piam ntawm rework thiab ntau txhiab tus nqi tsis tsim nyog.
Nkag siab Span los ntawm Hom Crane
Qhov ntev ntawm tus choj nyiaj siv ua haujlwm crane tsis yog ib qho qauv tsim xwb - nws yog ze ze rau hom crane koj xaiv. Txawv cranes tsim los tuav span thiab load nyob rau hauv ntau txoj kev. Ntawm no yog yuav ua li cas ncua kev txiav txim siab sib txawv, pib nrog hom crane feem ntau siv: ib leeg girder overhead crane.
Tib Girder Choj Crane
Hom crane no siv ib lub ntsiab nqaj (lub girder), hla qhov hoist thiab trolley txav. Lub hoist feem ntau khiav ntawm lub flange hauv qab ntawm lub nqaj. Vim nws txoj kev yooj yim, nws tau dav siv hauv me me mus rau nruab nrab - qhov chaw ua haujlwm loj.
Hom Span Range:
6 rau 22 m
Qhov tseeb ncua sij hawm yog nyob ntawm lub peev xwm thauj khoom, lub tsev qauv, thiab hom hoist. Qee cov qauv kev cai tuaj yeem tshaj qhov no, tab sis qhov ntawd tsis tshua muaj.
Lus Cim:
Zoo tagnrho rau lub teeb rau nruab nrab loads, feem ntau mus txog 20 tons.
Qhov zoo tshaj plaws haum rau luv mus rau nruab nrab ncua kev xav tau.
Hoist yog underslung (hauv qab lub beam), uas txuag nqi tab sis me ntsis txo qhov zoo lifting qhov siab.
Lub tswv yim yuav:
Qhov kev xaiv zoo tshaj yog tias koj lub rooj cob qhia muaj qhov txwv qhov chaw. Lub compact tsim fits nruj ntsug qhov chaw.
Yooj yim rau nruab thiab tswj tau yooj yim dua piv rau ob chav girder cranes - tsawg dua qhov, kev sib dhos yooj yim dua.
Muab kev siv nyiaj ntau dua - kev xaiv tus phooj ywg, tshwj xeeb tshaj yog rau cov khoom siv yooj yim tuav cov kev xav tau.
Xyuas kom cov kab ciav hlau khiav thiab cov qauv tuaj yeem txhawb nqa sab thrust tsim los ntawm trolley txav.
Ob chav Girder Choj Crane
Ob chav girder crane nta ob kab sib luag, nrog lub hoist thiab trolley system khiav rau saum cov girders. Qhov kev tsim no muab lub zog zoo dua, kev ruaj ntseg, thiab nqa qhov siab, ua rau nws tsim nyog rau kev thov kev lag luam ntau dua.
Hom Span Range:
10 mus rau 35 meters (tuaj yeem txuas ntxiv nrog kev daws teeb meem engineering)
Qhov twg nws ua haujlwm zoo tshaj:
Cov chaw ua haujlwm loj loj
Steel thiab fabrication nroj tsuag
Ib puag ncig nrog kev txhawb nqa siab thiab hnyav - haujlwm ua haujlwm
Kev xav txog kev yuav khoom:
Muab kev txhawb nqa siab dua vim tias lub hoist zaum saum lub girders, tsis nyob hauv qab.
Kev mus ncig ntev dua ua rau nws zoo tagnrho thaum koj xav tau qhov chaw meej nyob thoob plaws qhov chaw dav.
Tus nqi kim tshaj li ib lub voj voog crane, vim yog ntxiv cov khoom siv, engineering, thiab kev tsim kho.
Lub cev hnyav dua - hnyav txhais tau tias koj txoj kev khiav thiab cov kab yuav tsum muaj zog dua, tshwj xeeb tshaj yog rau kev ncua ntev.
Zoo paub:
Ob chav girder cranes feem ntau txhawb nqa cov yam ntxwv ntxiv xws li kev saib xyuas kev taug kev, pab txhawb nqa, thiab kev tswj tsheb cab.
Yog tias koj qhov chaw cog qoob loo xav tau ntau zaus, hnyav, lossis loj - kev tuav cov khoom - hom crane no muab chaw rau koj loj hlob
Underhung (Underrunning) Choj Crane
Lub underhung choj crane yog ib qho kev daws teeb meem tshwj xeeb uas cov crane caij hauv qab cov kab ciav hlau khiav, tsis yog rau saum. Cov kab hluav taws xob khiav lawv tus kheej feem ntau raug tshem tawm ntawm lub ru tsev, ua qhov no crane zoo tagnrho rau cov tsev uas muaj kev txwv tsis pub muaj kev txwv.
Hom Span Range:
3 mus rau 20 meters, nyob ntawm qhov muaj peev xwm thauj khoom thiab lub ru tsev lub zog
Qhov twg nws ua haujlwm zoo tshaj:
Lightweight manufacturing thiab assembling rhiav
Warehouses nrog qis headroom
Cov chaw nyob qhov chaw hauv pem teb thiab cov kab ke muaj kev txwv
Kev xav txog kev yuav khoom:
Underhung cranes yog zoo meej thaum koj xav kom tsis txhob ntxiv cov kab kev txhawb nqa rau hauv av.
Lub kaw lus tuaj yeem raug ncua ncaj qha los ntawm lub qab nthab lossis lub ru tsev trusses - txuag chaw hauv pem teb.
Cov cranes no feem ntau nqa cov khoom sib zog, feem ntau qis dua 10 tons, thiab siv rau kev nqa nqa tsawg dua.
Lus Cim Tseem Ceeb:
Ua ntej kev teeb tsa, koj yuav tsum ntsuas koj lub tsev lub ru tsev load-cov kabmob muaj peev xwm. Tsis yog tag nrho cov qauv uas twb muaj lawm tuaj yeem ua kom muaj kev nyab xeeb rau lub cev tsis zoo.
Kev tsim txoj kev khiav yuav xav tau yog tias cov qauv tsis muaj zog txaus los nqa tag nrho qhov hnyav ntawm crane thiab thauj khoom.
Tswv yim Span Planning: Yam neeg yuav khoom yuav tsum paub
Thaum npaj yuav txhim kho tus choj crane- txawm tias nws yog ib qho saum toj kawg nkaus - khiav ib leeg, ob chav girder choj crane, lossis ib qho underhung (underrunning) crane- tau txais txoj cai dav yog qhov tseem ceeb. Nws cuam tshuam rau crane qhov kev ua tau zoo, tus nqi, thiab ntev - lub sij hawm hloov tau.
Rau cov tsev uas twb muaj lawm:
Yog tias koj lub tsev twb tau tsim, ntawm no yog yam koj yuav tsum tau ua ua ntej yuav ib tug choj crane:
Ntsuas qhov pom tseeb ntawm cov kab hluav taws xob khiav los yog cov kab txhawb nqa.
Tshawb xyuas lub taub hau muaj, tshwj xeeb tshaj yog tias koj tab tom txiav txim siab rau sab saum toj -khiav ob chav girder crane, uas yuav tsum muaj qhov chaw ntsug ntau dua.
Tshawb xyuas lub ru tsev lossis lub tsev thav duab los txiav txim seb nws puas tuaj yeem pab txhawb nqa tus choj underhung crane.
Npaj rau qhov kawg tshem tawm -koj yuav xav tau chaw rau crane mus ncig ntawm ob qho kawg ntawm txoj kev khiav thiab rau qhov chaw hoist.
Tshawb xyuas kev txhawb nqa kev sib raug zoo-tshwj xeeb yog qhov tseem ceeb yog tias koj tab tom rov kho lub tshuab crane rau hauv lub rooj cob qhia qub.
Tswv yim: Cov tsev uas twb muaj lawm feem ntau txwv koj cov kev xaiv crane ncua. Nyob rau hauv cov ntaub ntawv no, customizing koj crane ncua sij hawm los yog xaiv ib tug modular choj crane tsim yuav pab kov yeej layout txwv.
Rau Kev Tsim Kho Tshiab Rhiav:
Yog tias koj tseem nyob rau theem kev npaj lossis kev tsim kho, koj muaj sijhawm los txhim kho koj tus choj crane system los ntawm hauv av.
Tham nrog koj lub chaw tsim khoom crane lossis tus neeg muag khoom thaum ntxov -qhov zoo tshaj plaws ua ntej ua tiav qhov kev cob qhia cov txheej txheem.
Tsim lub tsev dav kom haum cov qauv crane spans, uas feem ntau yog 7.5m, 10m, 15m, 20m, thiab lwm yam. Qhov no txo tus nqi customization.
Xaiv kab sib nrug uas phim tus choj crane khiav txoj kab teeb tsim- qhov no yuav txo qis kev hloov kho yam tsis tsim nyog tom qab.
Tuav qhov chaw ntsug txaus rau hom cranes xaiv- sab saum toj- khiav ob chav girder choj cranes xav tau lub taub hau feem ntau, thaum underhung cranes zoo dua rau cov qab nthab qis.
Yog tias hnyav - yuav tsum siv lub luag haujlwm, npaj rau yav tom ntej scalability -piv txwv li, tso cai rau qhov chaw ntev dua lossis ob lub hoists.
Tswv yim: Ib qhov dej- npaj crane ncua tuaj yeem txo cov nqi khoom siv hauv tsev thiab ua kom muaj kev ua haujlwm zoo thoob plaws koj cov kab ntau lawm.
Cov lus qhia zaum kawg rau Choj Crane Buyers
Xaiv qhov raug ncua tsuas yog ib qho tseem ceeb xws li xaiv txoj cai crane hom lossis nqa lub peev xwm. Lub qhov dej- npaj ncua ua kom lub crane ua haujlwm tau zoo, raug thauj khoom txav mus los, thiab txo sijhawm ntev - tu.
Tsis txhob hais txog qhov loj me me yam tsis muaj kev txhawb nqa. Ntev ntev ntev tuaj yeem ua rau beam deflection, tsis sib xws lub log loading, rail misalignment, lossis txawm tias tsis muaj kev ua haujlwm tsis zoo.
Ib txwm muab koj tus choj crane tus neeg xa khoom nrog qhov tseeb ntawm qhov chaw ua haujlwm, suav nrog qhov dav sab hauv, kab sib nrug, qhov ntev ntawm txoj kab ciav hlau, thiab lub taub hau muaj. Cov ntsiab lus no yog qhov tseem ceeb rau kev tsim lub tshuab crane txhim khu kev qha thiab ua haujlwm tau zoo.
Xav txog tej zaum yuav muaj kev hloov pauv yav tom ntej, xws li kev ua kom muaj peev xwm thauj khoom, ntxiv cov tshuab tshiab, lossis txuas ntxiv lub rooj cob qhia bays. Cov yam tseem ceeb no tuaj yeem cuam tshuam koj qhov kev xav tau ntawm crane thiab cuam tshuam koj xaiv hom crane.
Koom nrog koj cov chaw tsim khoom crane thaum ntxov hauv theem npaj. Lawv pab pawg kws tshaj lij tuaj yeem pab koj txiav txim siab seb qhov saum toj kawg nkaus -khiav lossis underhung choj crane yog qhov zoo dua rau koj qhov kev teeb tsa tam sim no thiab cov kev xav tau nthuav dav yav tom ntej.
