Yuav Ua Li Cas Xaiv Thiab Yuav Ib Tug Choj Gantry Crane?
Nov 09, 2023
Yuav ua li cas xaiv thiab yuav tus choj gantry crane?
Thaum lub sij hawm xyoo kuv tau ua hauj lwm, ntau tus phooj ywg muaj kev tsis ntseeg txog cov tsis muaj gantry crane, tshwj xeeb tshaj yog cov lifting muaj peev xwm, siab tshaj lifting muaj peev xwm, tag nrho lifting muaj peev xwm thiab zoo lifting muaj peev xwm, thiab lwm yam. Cov lus piav qhia ntawm cov tsis yog tam sim no tsim raws li nram no. :

Lifting machinery Performance Parameters
Qhov tseem ceeb tshaj plaws ntawm kev ua haujlwm tsis zoo ntawm lub peev xwm ua haujlwm ntawm lub tshuab nqa nqa yog lub peev xwm nqa thiab qib ua haujlwm.
① Lub peev xwm nqa tau hais txog qhov hnyav tshaj plaws ntawm cov khoom hnyav uas tau tso cai kom nqa tau raws li kev ua haujlwm tau teev tseg, uas yog, lub peev xwm nqa tau. Feem ntau, lub peev xwm nqa ntawm lub taub hau gantry crane nrog lub khob nqus dej electromagnetic (saib lifting suction cup) los yog lob thoob yuav tsum suav nrog qhov hnyav ntawm lub tshuab nqus hluav taws xob los yog lub thoob. Lub peev xwm lifting ntawmjib cranekuj suav nrog qhov hnyav ntawm pawg nuv ntses.
② Cov qib ua haujlwm yog qhov ntsuas kev ua tau zoo uas qhia txog kev ua haujlwm tag nrho ntawm cov tshuab hoisting thiab yog lub hauv paus tseem ceeb rau kev tsim thiab xaiv cov tshuab hoisting. Nws yog txiav txim los ntawm tag nrho cov kev ua hauj lwm cycles thiab load raws li txoj cai uas lub lifting machinery yuav tsum tau ua kom tiav nyob rau hauv lub sij hawm yuav tsum tau siv.
Lub Koom Haum Thoob Ntiaj Teb rau Standardization (ISO) tau teev tseg tias theem ua haujlwm ntawm kev nqa tshuab tau muab faib ua yim theem.
Rau lifting machinery nrog cov txheej txheem ua haujlwm tsis tu ncua thiab rov ua dua, xws li gantry cranes rau kev thauj khoom thiab tshem tawm lub nkoj thauj khoom ntawm cov chaw nres nkoj, stacking cranes rau warehouses siab, thiab hopper lifts rau pub blast furnaces, lub voj voog ua haujlwm kuj yog qhov tseem ceeb. Lub voj voog ua haujlwm yog hais txog lub sijhawm uas yuav tsum tau ua kom tiav lub voj voog ua haujlwm, uas nyob ntawm kev ua haujlwm ceev ntawm lub tshuab thiab cuam tshuam nrog kev thauj mus los. Cov cranes tau hais los saum toj no qee zaum kuj siv cov khoom tsim tau raws li qhov tseem ceeb, uas feem ntau qhia txog kev nqa lub ntim tiav ib teev.

Lub ntsiab tsis
1. Lifting peev G
Lifting peev G yog hais txog qhov loj ntawm cov khoom nqa, hauv kilograms (kg) lossis tons (t). Feem ntau muab faib ua lifting muaj peev xwm, siab tshaj lifting peev, tag nrho lifting peev, zoo lifting peev, thiab lwm yam.
① Lub peev xwm nqa tau Gn (tsis suav nrog qhov loj ntawm txoj hlua nqa hlua, nuv thiab rub lub thaiv) yog hais txog cov khoom hnyav lossis cov khoom siv uas lub crane tuaj yeem nqa ua ke nrog cov khoom sib cais lossis cov khoom sib txuas (xws li rub, electromagnetic chucks, sib npaug kab , thiab lwm yam) cov sum ntawm pawg neeg. Rau gantry cranes nrog qhov sib txawv amplitudes, lawv cov qhab nias nqa lub peev xwm hloov nrog lub amplitude.
② Qhov siab tshaj plaws nqa lub peev xwm Gmax yog hais txog qhov siab tshaj plaws nqa lub peev xwm tso cai rau nqa los ntawm crane nyob rau hauv ib txwm ua haujlwm. Rau lub crane nrog qhov sib txawv ntawm qhov amplitude, ntawm qhov tsawg kawg nkaus amplitude, qhov siab tshaj plaws lifting muaj peev xwm tso cai rau nqa los ntawm crane nyob rau hauv kev nyab xeeb ua hauj lwm tej yam kev mob kuj hu ua lub nominal rated lifting muaj peev xwm.
③ Lub peev xwm nqa tag nrho Gt yog hais txog cov khoom hnyav lossis cov khoom siv uas lubgantry cranetuaj yeem nqa, ua ke nrog cov detachable spreaders thiab cov kis kab mob los yog cov khoom txuas ruaj khov rau lub crane ntev ntev (xws li hooks, pulleys, lifting ropes thiab lifting equipment on the boom or tag nrho cov khoom ntawm lwm yam lifting khoom hauv qab lub lifting trolley).
④ Lub peev xwm nqa tau zoo Gp hais txog qhov loj ntawm cov khoom hnyav lossis cov khoom siv uas lub crane tuaj yeem nqa tau. Piv txwv li, rau lub gantry crane nrog ib tug sib cais spreader grab, qhov loj ntawm cov khoom tso cai rau rub los ntawm lub grab yog lub peev xwm nqa tau zoo, thiab cov sums ntawm cov masses ntawm lub grab thiab cov khoom yog lub rated lifting muaj peev xwm.

2. Span S Qhov kab rov tav nrug ntawm qhov chaw txhawb nqa kab ntawm achoj-hom cranehu ua span, thiab chav tsev yog meters (m)
3. Kev ntsuas ntsuas yog qhov kev ncua deb ntawm cov kab nruab nrab ntawm cov trolley lem.
4. Lub hauv paus kev ncua deb, tseem hu ua wheelbase, hais txog qhov kev ncua deb ntawm qhov chaw txhawb nqa kab ntawm lub gantry crane lossis trolley raws txoj kab ntev ntawm kev txav mus los.
5. Muaj peev xwm. Thaum lub crane tau muab tso rau ntawm qhov chaw kab rov tav, kab rov tav nyob nruab nrab ntawm txoj kab ntsug ntsug ntawm lub tshuab tsis siv neeg thiab cov kab sib hloov chaw yog hu ua amplitude. Amplitudes muab faib ua qhov siab tshaj plaws amplitude thiab yam tsawg kawg nkaus amplitude.
6. Lub sijhawm lifting yog cov khoom ntawm lub amplitude thiab lub ntiajteb txawj nqus ntawm cov khoom nqa.
7. Lifting overturning lub sij hawm hais txog cov khoom ntawm lub ntiajteb txawj nqus ntawm cov khoom nqa thiab nws qhov deb ntawm txoj kab overturning.

8. Lub log siab yog hais txog qhov siab tshaj plaws ntsug load kis tau los ntawm lub log mus rau txoj kab lossis hauv av.
9. Lifting qhov siab thiab qhov qis qis Lifting qhov siab hais txog qhov kev ncua deb ntawm txoj kab rov tav nres nto lossis khiav khiav ntawm lub crane mus rau qhov chaw tso cai ntawm tus kis, hauv m.
10. Lifting (descending) ceev yog hais txog qhov txav txav ntsug ntsug (m / min) ntawm qhov ntsuas load nyob rau hauv kev txav chaw ruaj khov.
11. Kev khiav ceev ntawm lub trolley hais txog qhov ceev (m / min) ntawm lub trolley nrog rated load khiav ntawm txoj kab rov tav nyob rau hauv cov lus tsa suab ruaj khov.
12. Crane ua hauj lwm qib Crane ua hauj lwm qib yog cov yam ntxwv ua hauj lwm uas txiav txim siab txog kev siv lub peev xwm nqa thiab lub sij hawm nrog rau cov kev ua hauj lwm cycles. Nws tau muab faib raws li qib kev siv crane (tag nrho cov lej ntawm kev ua haujlwm thaum lub sijhawm tag nrho lub neej tsim) thiab cov xwm txheej thauj khoom.
Cov xwm txheej thauj khoom ntawm crane tau muab faib ua plaub theem: lub teeb, nruab nrab, hnyav thiab tshwj xeeb raws li qhov nominal load spectrum; qib ua haujlwm ntawm lub crane, uas yog, theem ua haujlwm ntawm cov qauv hlau, yog txiav txim siab los ntawm lub ntsiab lifting mechanism thiab muab faib ua theem A1 txog A8 (cov haujlwm tsis khoom thiab qib load tag nrho).





