Yuav Ua Li Cas Thiaj Xaiv Tus Choj Gate Tshuab?
Jul 12, 2023
Yuav Ua Li Cas Txog Kev Xaiv Tus Choj Gate Tshuab?
Gantry cranes tau siv dav hauv ntau lub lag luam vim lawv cov qauv yooj yim thiab txhim khu kev qha, yooj yim installation thiab muaj zog siv tau.
Txawm hais tias tus choj gantry cranes tau tsim los rau tam sim no, suav nrog kev tsim, tsim, kev teeb tsa thiab lwm yam kev sib txuas, cov cuab yeej siv tau zoo heev, tab sis qee cov neeg siv tseem qhia qee qhov teeb meem, xws li cov cranes tsis tuaj yeem ua tau raws li kev ua haujlwm thaum siv, thiab lub crane tsis ua hauj lwm nyob rau hauv tej qhov chaw yog tshwj xeeb yog concentrated, muaj txawm tsis muaj tsis txaus ntawm kev nyab xeeb xwm txheej vim yog xaiv tsis raug.
Ntxiv rau qhov tseem ceeb xws li crane kev tsim khoom zoo thiab kev teeb tsa zoo, feem ntau, kev xaiv tsis raug ntawm cranes yog lub hauv paus ua rau cov khoom siv kev ntseeg siab thiab kev nyab xeeb txo.
Yog li ntawd, nws yog ib qho tseem ceeb tshwj xeeb los xaiv covchoj gantry cranekom raug thiab tsim nyog.
Thaum xaiv tus choj gantry crane, cov ntsiab lus hauv qab no yuav tsum tau xav txog: kev siv ib puag ncig, qhov xwm txheej ntawm kev nqa khoom, qib ua haujlwm, qhov xav tau ntawm qhov chaw thiab lwm yam kev siv tshwj xeeb.
Cov neeg siv tuaj yeem xaiv lifting machinery tom qab txiav txim siab cov ntsiab lus saum toj no raws li lawv tus kheej cov xwm txheej, kom tsis txhob muaj kev tsim khoom tsis yooj yim thiab muaj kev nyab xeeb los ntawm kev xaiv tsis raug ntawm cranes.
Raws li Tshooj 5 ntawm TSG Q5001-2009 "Txoj Cai Tswjfwm rau Kev Siv Hoisting Machinery", tus neeg siv yuav tsum xaiv cov khoom sib xws (hom) ntawm cranes uas ua tau raws li qhov yuav tsum tau ua ntawm kev siv cov xwm txheej raws li lub hom phiaj, zaus ntawm siv, thauj khoom raws li txoj cai thiab chaw ua haujlwm ntawm lub tshuab hoisting. Yog tias qhov kev xaiv tsis raug, tus neeg siv yuav tsum muaj lub luag haujlwm.
Ua ke cov txheej txheem tsim nyog ntawm cranes thiab qhov teeb meem tiag tiag ntawm kev lag luam, tsab xov xwm tshwj xeeb tshuaj xyuas yuav ua li cas xaiv choj-gantry cranes scientific thiab rationally los ntawm cov lus hais saum toj no, thiab muab qee cov ntaub ntawv thiab cov lus qhia rau cov neeg siv xaiv crane machinery.

1. Siv ib puag ncig kev tsom xam (thov nyem mus saib cov ncauj lus kom ntxaws txog kev siv ib puag ncig)
Thaum xaiv ib lub crane, nws yog ib qho tsim nyog yuav tau nkag siab txog qhov chaw siv crane. Qhov sib txawv siv ib puag ncig muaj qhov sib txawv rau cov crane tag nrho thiab txhua lub tshuab. Environmental yam yuav tsum tau txiav txim siab feem ntau: qhib-cua haujlwm, qhov kub thiab txias ib puag ncig, flammable, explosive thiab plua plav ib puag ncig, muaj zog cua tiv thaiv ib puag ncig thiab lwm yam yuav tsum tau.
① Kev ua haujlwm sab nraum zoov
② Kub kub ib puag ncig
③ Inflammable, explosive thiab plua plav ib puag ncig
④ Muaj zog cua tiv thaiv ib puag ncig
⑤ Lwm yam kev xav tau
2. Kev tsom xam ntawm cov khoom nqa nqa
Cov xwm txheej ntawm cov khoom nqa nqa feem ntau yog hais txog cov duab thiab lub xeev ntawm cov khoom nqa, uas yog ze ze rau kev xaiv cov khoom nqa nqa. Nws yog ib qho tsim nyog los txiav txim siab seb cov khoom raug tshem tawm yog tag nrho cov khoom siv lossis cov khoom siv ntau, cov duab tsis tu ncua lossis cov duab tsis zoo, cov khoom lossis cov kua dej kub, thiab lwm yam.
Tus neeg siv yuav tsum xaiv cov khoom sib txawv raws li cov khoom nqa los ntawm crane. Feem ntau, tus nuv yog xaiv, thiab nyob rau hauv tshwj xeeb, grabs, electromagnetic suckers thiab lwm yam tshwj xeeb kis tau tus mob yuav tsum tau xaiv raws li cov khoom sib txawv.
Xws li lifting molten hlau thiab molten non-hlau, thiab lwm yam, lub lifting, tig thiab lwm yam txheej txheem yuav tsum tsim nyog tsim raws li cov txheej txheem ntau lawm.
Nyob rau hauv lub refitting ntawm crane spreaders, nws yog ib tug ntau daim ntawv thov txoj kev siv electromagnets nqa hlau tej ntaub ntawv.
Feem ntau cov tuam txhab me thiab nruab nrab feem ntau tsis xav txog cov yam ntxwv ntawm kev nqa cov khoom thaum lub sijhawm xaiv cov cranes, tab sis siv cov khoom siv electromagnet ntxiv kom ua tiav lub hom phiaj ntawm kev nqa cov khoom siv hlau thaum siv. Muaj kev nyab xeeb muaj peev xwm loj nyob rau hauv txoj kev no ntxiv.
Ua ntej tshaj plaws, cov khoom siv electromagnet ntsia tau feem ntau tsis muaj lub roj teeb thaub qab, uas tsis tuaj yeem ua tiav qhov cuam tshuam ntawm kev ua haujlwm qeeb ntawm electromagnet muaj nuj nqi tom qab lub tshuab hluav taws xob electromagnet raug kaw.
Qhov thib ob, cov khoom siv electromagnet khaws cia tsis muaj cov cuab yeej siv tam sim no thiab qhov ntsuas hluav taws xob, yog li qhov ntsuas hluav taws xob tsawg thiab lub tswb tsis tuaj yeem ua tiav.
Tsis tas li ntawd, thaum lubelectromagnetabsorbs cov khoom, cov khoom nyob rau hauv qis kawg yuav tsis tau guaranteed kom tau txaus magnetic teb nyhuv, thiab cov khoom yuav tawg.
Yog li ntawd, nws yog ib qho kev coj cwj pwm txaus ntshai heev rau nruab ib lub tshuab electromagnet pick-up yam tsis tau tso cai, thiab nws yuav tsum zam. Thaum muas ib lub crane, cov kev xav tau ntawm cov khoom nqa nqa yuav tsum tau txiav txim siab thiab yuav tsum xaiv qhov tsim nyog tshwj xeeb crane.

3. theem ua haujlwm
Cov chav kawm ua haujlwm ntawm crane yog ib qho kev sib xyaw uas muaj feem xyuam nrog kev thauj khoom hnyav thiab kev siv ntau zaus. Ntawm no, tsis yog tsuas yog qhov hnyav tshaj plaws ntawm cov khoom yuav tsum tau nqa, tab sis kuj yog qhov hnyav ntawm cov khoom uas feem ntau nqa thiab qhov sib thooj ntawm kev siv ntawm ob yuav tsum tau txiav txim siab. Kev ua haujlwm theem yog txiav txim siab raws li cov load spectrum coefficients uas qhia lub xeev load.
Thaum xaiv ib lub crane, cov neeg ua haujlwm dav dav yuav xav txog ntau yam tseem ceeb xws li ntsuas kev nqa lub peev xwm, ncua, nqa qhov siab, nqa ceev thiab khiav ceev ntawm cov tsheb loj thiab me raws li kev tsim khoom thiab siv, tab sis nws yog ib qho yooj yim uas tsis quav ntsej cov cai ntawm qib crane ua haujlwm.
Peb lub tuam txhab tau pom ntau lub cranes nrog kev ua haujlwm tsis khoom thiab hnyav hnyav uas nws qib ua haujlwm tsuas yog A3, uas ua rau muaj kev cuam tshuam thiab nquag ua haujlwm tom qab siv lub sijhawm, xws li kev ua haujlwm tsis raug, kev kub hnyiab ntawm cov tsav tsheb, kev puas tsuaj rau kev pib resistors, qaug zog puas tsuaj. mus rau qhov chaw, thiab lwm yam.
Kev nkag siab meej txog lub ntsiab lus ntawm qib ua haujlwm muaj qhov tsis muaj qhov tseem ceeb rau kev xaiv cov cranes. Kev ua haujlwm theem yog xav txog yam xws li qhov hnyav ntawm cov khoom hoisted, tsis khoom siv, thiab kev ua haujlwm zoo. Nws tau hais nyob rau hauv kev taw qhia ntawm GB / T3811 "Code for Design of Cranes" uas cov neeg siv crane yuav tsum tau them nyiaj tshwj xeeb thaum txiav txim siab txog kev txiav txim crane thiab yuav cov khoom siv crane. Ua tib zoo txiav txim siab thiab xaiv cov qib ua haujlwm ntawm tag nrho crane thiab nws cov txheej txheem.
4. Qhov yuav tsum tau muaj
Thaum xaiv ib lub crane, nws yog ib qho tsim nyog yuav tsum xav txog kev ua kom tau raws li qhov yuav tsum tau ua ntawm qhov chaw siv, chaw ua haujlwm thiab qhov chaw saib xyuas zoo.
Raws li kev teeb tsa ntawm qhov chaw rhiav, xws li qhov kev ncua deb ntawm phab ntsa los tso cov khoom hnyav, qhov siab tshaj plaws, ntim thiab qhov hnyav ntawm cov khoom hnyav, kev xaiv tsim nyog ntawm cranes tuaj yeem siv tag nrho ntawm qhov chaw rhiav thiab txo qhov tshwm sim. ntawm crooked thiab inclined cranes. , kom txo tau qhov tshwm sim tsis yooj yim thiab tsis ua haujlwm.
Raws li cov kev cai hauv GB6067.1, qhov kev ncua deb ntawm ib feem ntawm lub crane thiab ib qho chaw ruaj khov ntawm lub tsev tsis tsawg dua 0.5m; qhov kev ncua deb ntawm ib lub tes tuav los yog guardrail tsis tsawg tshaj li 0.1m; qhov kev ncua deb ntawm ib qho kev taug kev (tshwj tsis yog lub platform ua haujlwm) tsis tsawg dua {{10}}.5m; qhov qis qis ntawm lub crane thiab qhov ntsug nrug ntawm qhov qis qis tsis pub tsawg dua 1.7m; qhov txwv qis thiab qhov tsis muaj neeg nyob tsis tsawg dua 0.5m; Qhov kev ncua deb ntawm qhov siab ntawm qhov txwv tsis pub tsawg dua 0.5m ntawm qhov chaw tu, thiab tuaj yeem txo qis rau 0.1m thaum tsis muaj kev phom sij rau cov neeg ua haujlwm.
Thaum xaiv ib lub crane, nws tseem yuav tsum tau xav txog qhov tsis txaus ciam teb qhov loj los ntawm kev hloov ntawm lub Hoobkas hauv kev siv. Piv txwv li, lub ru tsev ntawm lub tsev tsim khoom ntoo deforms hnyav dua thaum huab cua av noo thiab kub hloov. Yog hais tias tus ciam teb sab sauv me me dhau lawm, nws yuav ua rau muaj kev cuam tshuam thaum ua haujlwm.
Kev sib haum xeeb ntawm ob qho kawg ntawm lub rooj cob qhia yog qhov hnyav dua, uas tseem yuav cuam tshuam rau qhov txwv qhov loj ntawm crane. Nyob rau hauv cov ntaub ntawv ntawm ntau-storey rhiav, lub deformation ntawm lub crane rail nqaj nyob rau hauv lub Upper Rhiav yuav aggravated, uas yuav muaj kev cuam tshuam ntau dua rau kev hloov ntawm qhov chaw khiav hauj lwm.
Tsis tas li ntawd, thaum xaiv ib lub crane, qhov chaw tu lub crane nws tus kheej kuj yuav tsum tau txiav txim siab tsim nyog.
Cov cuab yeej nqa khoom belongs rau cov khoom siv high-altitude, txij nkawm lossis tsis ua haujlwm, yuav muaj cov xwm txheej ntawm kev ua haujlwm siab. Niaj hnub no, feem ntau ntawm cov khoom siv crane thiab cov neeg siv khoom yuav tsis quav ntsej txog qhov no. Nws yog tshwj xeeb tshaj yog tshwm sim nyob rau hauv feem ntau siv hoist cranes. Muaj qhov tsis muaj kev tu lub platform ntawm qhov chaw tu lub tshuab hluav taws xob hoist. Muaj ntau cov teeb meem xws li lub taub hau qhov siab ntawm lub guardrails ntawm txoj kev taug kev platform thiab kev kho lub platform me me, qhov kev nyab xeeb ntawm txoj kev nyab xeeb tsis txaus, thiab kev saib xyuas ntawm txhua qhov kev ua haujlwm yog tsis yooj yim.

5. Cov kev cai siv tshwj xeeb
Hauv kev xaiv cov choj gantry cranes, vim qhov xav tau tiag tiag ntawm kev nqa cov haujlwm, yuav tsum tau xav txog lwm yam kev xav tau tshwj xeeb, xws li qhov tseeb ntawm qhov chaw, kev sib txuam nrog lwm cov khoom siv ntawm qhov chaw ua haujlwm, thiab lub tuam txhab muaj peev xwm ua rau muaj kev pheej hmoo, thiab tsim nyog nce redundancy Tsim cov cai los txhim kho kev nyab xeeb, thiab lwm yam.
Kev xaiv ntawm cranes feem ntau yog cuam tshuam nrog kev siv nyab xeeb thiab kev saib xyuas nyuaj ntawm cranes. Thaum cov neeg siv xaiv cov qauv, lawv feem ntau muab tus nqi thiab tus nqi ua ntej, thaum tsis quav ntsej qee qhov kev ua haujlwm zais. Cov no tau hais hauv tsab xov xwm. Cov yam ntxwv ntawm kev nyab xeeb thiab cov ntsuas kev ua tau zoo uas yuav tsum tau txiav txim siab thaum xaiv lub crane tuaj yeem siv los ua ib qho kev siv. Kuv vam tias feem coob ntawm cov neeg siv tuaj yeem xaiv lub crane uas haum rau lawv cov xwm txheej ntau lawm.







