20 Cov ntsiab lus tseem ceeb rau kev nyab xeeb ntawm cranes
Mar 24, 2023
20 Cov ntsiab lus tseem ceeb rau kev nyab xeeb ntawm cranes
1. Yuav tsum paub txog qhov kev ua tau zoo ntawm cov cuab yeej nqa nqa, qhov siab tshaj plaws tso cai thauj khoom, cov qauv kev sib tsoo thiab kev sib khi ntawm cov khoom ua haujlwm, cov kev cai dai thiab cov lus txib, nruj me ntsis siv cov txheej txheem kev nyab xeeb kev ua haujlwm ntawm hom haujlwm no, thiab dhau qhov kev xeem. Lwm tus neeg ua haujlwm tsis raug tso cai los koom nrog kev khi thiab sib txuas lus yam tsis tau tso cai.
2. Ua tib zoo xyuas seb tag nrho cov cuab yeej thiab cov cuab yeej siv tau zoo li cas ua ntej ua haujlwm. Yog cov chains,cov hlua hlau, hemp ropes thiab clamps thiab slings tau pom tias yuav tsum tau muab pov tseg, lawv yuav tsum tsis txhob siv. Thiab hnav cov khoom tiv thaiv.
3. Rau kev nqa cov khoom, cov txheej txheem nqa kom tsim nyog yuav tsum tau txais raws li qhov hnyav, ntim, zoo li, thiab hom khoom. Thaum muaj ntau tus neeg ua haujlwm, yuav tsum muaj ib tus neeg tshwj xeeb ua tus saib xyuas.
4. Thaum nqa ib yam khoom, qhov nruab nrab ntawm lub ntiajteb txawj nqus ntawm cov khoom yuav tsum ruaj khov. Thaum thauj khoom loj, yuav tsum muaj cov cim qhia pom tseeb (daim chij liab thaum nruab hnub thiab teeb liab thaum hmo ntuj). Txhua yam khoom yuav tsum tau sim ua ntej nqa, thiab lawv tuaj yeem nqa tau tsuas yog tom qab lawv tau lees paub tias muaj kev ntseeg siab.
5. Lub tripod yuav tsum tau ceev nrooj. Qhov kev ncua deb ntawm tus ncej yog sib npaug, tus ncej taw yog ruaj khov, thiab nws tsis tso cai rau dai obliquely. Thaum siv lub jack, koj yuav tsum pad nws nce thiab nqis kom ruaj khov, pad nws nce thiab nqis, thiab rub tawm cov skids thaum koj poob.
6. Ob qhov kawg ntawm cov menyuam bar yuav tsum tsis txhob tshaj qhov hauv qab ntawm lub workpiece ntev dhau los tiv thaiv kev sib tsoo ntawm tes thiab taw, thiab cov neeg saib xyuas yuav tsum tau teeb tsa thaum dov. Tib neeg tsis raug tso cai ua haujlwm ntawm ib sab ntawm inclined kev taw qhia ntawm lub ntiajteb txawj nqus. Lub steel hlau hlua hla channel yuav tsum tau cim kom meej.
7. Thaum nqa cov khoom hnyav, sim tsis txhob siab dhau hauv av. Txawm li cas los xij, nws yog txwv tsis pub nqa cov khoom hnyav thiab hla tib neeg. Txhua tus neeg ua haujlwm tsis raug tso cai nyob lossis taug kev hauv cov khoom hnyav, thiab cov khoom tsis raug tso cai rau dai rau ntev. nce saum huab cua.
8. Thaum siv 20 tuj nyiaj siv ua haujlwm crane, koj yuav tsum koom tes nrog tus neeg tsav tsheb thiab ua tib zoo ua raws li "kaum tsis nqa" cov cai ntawm crane. Tam sim no:
1) Tsis txhob nqa lub load tshaj qhov ntsuas load;
2) Cov teeb liab hais kom ua tsis paub, qhov hnyav tsis paub, thiab lub teeb tsis pom kev;
3) Cov hlua khi thiab cov khoom siv tsis raug khi ruaj khov, thiab tsis txhob dai yog tias lawv tsis ua raws li qhov yuav tsum tau muaj kev nyab xeeb;
4) Tsis txhob dai cov khoom hnyav ntawm lub crane thaum lawv ua tiav ncaj qha;
5) Crooked rub thiab oblique dai;
6) Tsis txhob dai cov neeg sawv ntawm qhov chaw ua haujlwm lossis cov khoom ntab ntawm lub workpiece;
7) Cov khoom tawg xws li lub tog raj kheej oxygen thiab lub tshuab hluav taws xob acetylene tsis raug tshem tawm;
8) Cov khoom siv ceev ceev nrog cov npoo thiab cov ces kaum tsis tau padded zoo (kom tiv thaiv cov hlua hlau los ntawm kev hnav lossis txiav tawm) thiab tsis dai;
9) Cov khoom faus rau hauv av yuav tsum tsis txhob nqa yam tsis muaj kev ntsuas;
10) Cov lus txib uas ua txhaum cai yuav tsis raug ncua.
9. Thaum ua haujlwm, koj yuav tsum qhia meej txog qhov chaw nqa khoom thiab cov teeb meem ntawm txoj kev khiav ua ntej, hu rau cov neeg lingering kom tsis txhob muaj, thiab koj yuav tsum xaiv qhov tsim nyog upwind txoj hauj lwm thiab txoj kev rau escorting cov khoom.
10. Nws yog txwv tsis pub ncaj qha mus kho cov hlua uas tau tensioned los ntawm cov khoom hnyav los ntawm tes thaum ua hauj lwm, xws li steel hlau ropes thiab chains. Yog tias koj pom tias txoj hlua khi yog xoob lossis cov cuab yeej hoisting yog qhov txawv txav lossis ua suab txawv txawv thaum lub sijhawm hoisting, koj yuav tsum nres tam sim ntawd rau kev tshuaj xyuas, thiab koj yuav tsum tsis txhob siv sijhawm.
11. Thaum hla cov khoom loj, cov ntaub qhwv xws li cov log tsheb qub lossis cov rooj ntoo ntoo yuav tsum muab tso ua ntej. Tus neeg teb xov tooj yuav tsum sawv ntsug ntawm qhov inclination kev taw qhia ntawm cov khoom hnyav, thiab nws yog nruj me ntsis txwv tsis pub sawv ntsug ntawm lub ntsej muag nyob rau hauv txoj kev inclination.
12. Qhov ntev ntawm cov hlua hlau xaiv los yog cov saw hlau yuav tsum ua kom tau raws li qhov yuav tsum tau ua, thiab lub kaum sab xis ntawm cov hlua hlau yuav tsum tsim nyog, thiab qhov siab tshaj plaws tsis tuaj yeem tshaj 120.
13. Yog hais tias muaj roj stains ntawm lub lifting khoom, cov roj stain nyob rau hauv lub binding qhov chaw yuav tsum tau muab tshem tawm kom tsis txhob zawv zawg.
14. Thaum txib ntau lub cranes (20 tuj nyiaj siv ua haujlwm crane thiab5 tuj jib crane) kom sib koom ua ke nqa ib qho khoom hnyav (tsuas yog nqa cov tshuab nqa nrog tib lub tonnage), nws yuav tsum tau ua raws li kev coj ncaj qha ntawm tus neeg ua haujlwm tseem ceeb ntawm kev lag luam. Kev faib tawm qhov hnyav yuav tsum tsis pub tshaj qhov ntsuas ntawm lub tshuab hoisting, thiab ib qho kev ncua deb ntawm ob lub tshuab hoisting yuav tsum tau ua kom tsis muaj kev sib tsoo.
15. Kev nqa cov cuab yeej loj lossis cov khoom lag luam yuav tsum tau ua los ntawm ob tus neeg, thiab ib tus neeg yuav tsum tswj hwm. Thaum thauj mus rau lub tsheb thauj khoom, nws yuav tsum tau saib xyuas seb qhov nruab nrab ntawm lub ntiajteb txawj nqus puas ruaj khov, thiab tsuas yog thaum nws tau lees paub tias nws yuav tsis poob tom qab untying nws tuaj yeem muab khi thiab tshem tawm.
16. Txawm li cas los xij, nws yog txwv tsis pub siv qhov hnyav ntawm tus neeg kom sib npaug ntawm cov khoom nqa lossis nqa cov khoom nrog tib neeg kev txhawb nqa, thiab nws tsis raug tso cai los sawv ntawm qhov khoom thiab nqa tib lub sijhawm.
17. Thaum nqa cov khoom tsis sib xws, cov khoom siv tshwj xeeb clamping xws li kab laug sab nroj tsuag thiab cov thoob yuav tsum tau siv, thiab ntau tshaj ob yam khoom hnyav yuav tsum tau nqa tib lub sijhawm kom cov khoom ruaj khov thiab tiv thaiv kom tsis txhob sib tsoo.
18. Thaum tshem tawm thiab thauj cov khoom, nws yog ib qho tsim nyog yuav tsum tau ntim cov ntoo hauv ob sab phlu. Cov khoom tsis sib xws yuav tsum tau txhawb kom lawv ruaj khov. Cov khoom yuav tsum tsis txhob nias rau ntawm cov kab hluav taws xob thiab cov kav dej, lossis cov kab yuav tsum tau thaiv. Cov khoom yuav tsum tau stacked zoo thiab ruaj khov.
19. Yog tias muaj lwm tus neeg ua haujlwm nrog lub lifting nuv, tus lifting nuv yog lub luag hauj lwm rau kev ruaj ntseg thiab lifting, thiab tus neeg ua hauj lwm nuv yuav tsum tsis txhob cia lwm tus hloov lub lifting nuv hnyav khoom nyob rau hauv tej yam kev mob.
20. Tom qab kev ua haujlwm tiav lawm, cov cuab yeej siv yuav tsum tau ntxuav cov roj thiab cov av, thiab kev saib xyuas yuav tsum tau ua kom muaj zog cia.
