Mobile Rubber-Tired Gantry Cranes (RTGs)

 

Qhov zoo:

✔ Tsis tas yuav tsum muaj infrastructure(tsis zoo li RMGs).
✔ Mob heevrau kev hloov pauv vaj tsev layouts.
✔ Tus nqi- zoorau nruab nrab - ua haujlwm loj.

 

Qhov tsis zoo:

❌ Kev kho siab dua( log tsheb, cav) piv rau rail -mounted cranes.
❌ Tsawg ruaj khov nyob rau hauv cua siabvim mobility.
❌ Cov nqi roj / hluav taws xob ntau duadua li cov kab ke ruaj khov rau kev ua haujlwm loj -.

 

Sib piv nrog lwm cov gantry cranes:

Feature	MRTG (Rubber-Nyuaj)	RMG (Rail -Mounted)	STS (Nkoj- mus rau -Nplooj)
Mobility	High (rubber log tsheb)	Limited (ntawm rails)	Fixed (ntawm rails)
Infrastructure	Tsawg heev (paved yard)	Yuav tsum tau lem	Xav tau rail system
Lifting Qhov siab	Nruab nrab (1-tshaj-5)	Nruab nrab-High	Siab heev (nkoj cranes)
Automation	Ua tau	Feem ntau	Advanced

 

Qhov hnyav tag nrho80-200 tons
Log Load15-30 tons ib lub log
Tag Nrho Qhov Siab25-35m (max boom txuas ntxiv)
Lifting peev30-50 tons (tus qauv)
Qhov dav dav6-10 thawv kab (25-35m)
Lifting Qhov siab1- dhau-5 (18-22m)
Log Configuration4-16 lub log (tandem lossis ntau- qag)
Hom log tshebKhoom roj hmab los yog pneumatic log tsheb
Kev tawm dag zogDiesel-hluav taws xob, hluav taws xob (cable reel), lossis hybrid
Taug kev ceev50-120 m / min (loaded) 100-180 m / min (tsis muaj)
Steering hom90℃/ 180℃/ 360℃steeringCrab kauj (tag nrho cov log tig)
Gradeability1-3% txoj kab nqes (nyob ntawm kev thauj khoom)
Hoisting Ceev15-30 m / min (tag nrho load) 30-60 m / min (tsis muaj)

Trolley Ceev30-60m / min
Gantry Ceev50-120m / min
Tswj SystemCabin, chaw taws teeb tswj, lossis automated

 

Txawb Roj Hmab-Tired Gantry Cranes (MRTGs lossis RTGs) muaj ob peb yam khoom tseem ceeb, tshuab, thiab hluav taws xob uas ua haujlwm ua ke los nqa, txav mus los, thiab cov thawv ntim khoom kom zoo. Hauv qab no yog ib qho kev tawg ntawm covcov khoom tseem ceebthiab lawv cov haujlwm:

1. Cov Khoom Siv Khoom Siv

Cov no tsim cov crane lub moj khaum thiab txhawb nqa lub nra.

A. Gantry Ncej (Main Girder & Legs)

Muaj nuj nqi:Muab cov qauv kev txhawb nqa rau tag nrho cov crane.

Tsim:Feem ntau alub thawv-girder lossis truss qauvrau lub zog thiab rigidity.

Ob txhais ceg:Vertical txhawb nrogtelescopic lossis qhov siab ruaj khovnyob ntawm tus qauv.

 

B. Boom (Lifting caj npab)

Muaj nuj nqi:Extens lub crane ncav cuag rau stacking ntim.

Hom:

Tsau Boom- Tus qauv rau feem ntau RTGs.

Telescopic Boom- Kho tau rau qhov sib txawv stacking qhov siab.

C. End Carriages (Wheel Assemblies)

Muaj nuj nqi:Txhawb nqa lub crane txav ntawm cov log tsheb roj hmab.

Cheebtsam:

Log & Tyres(8-16 lub log, roj hmab khoom lossis pneumatic).

Steering Mechanism(Crab, 90 degree, lossis 360℃steering).

Qhov System Suspension(absorb av shocks).

2. Mechanical & Lifting Cheebtsam

Cov no ua rau lub crane nqa thiab txav cov thawv.

A. Hoisting Mechanism

Muaj nuj nqi:Nce thiab txo cov ntim khoom.

Cheebtsam:

Hoist Tsav(hluav taws xob lossis hydraulic).

Hlau hlua & Sheaves(rau nqa).

Nruas lossis Winch System(tswj txoj hlua txav).

B. Trolley & Spreader

Muaj nuj nqi:Txav lub thawv horizontally raws lub boom.

Cheebtsam:

Trolley Ncej(khiav ntawm rails raws lub girder).

Tshaj tawm(Txuas rau cov thawv, twist-lock mechanism).

Tsau Spreader(rau 20'/40' thawv).

Adjustable Spreader( tuav ntau qhov ntau thiab tsawg).

C. Tsav System (Travel Mechanism)

Muaj nuj nqi:Txav tag nrho lub crane rau pem hauv ntej / rov qab.

Cheebtsam:

Log Tsav(hluav taws xob lossis hydraulic).

Braking System(disc lossis dynamic brakes).

Steering tswj(joystick lossis automated).

3. Fais fab & Tswj Systems

Cov no muab lub zog thiab kev tswj xyuas kev ua haujlwm.

A. Lub Hwj Chim Loj

Diesel Cav(rau diesel-electric RTGs).

Fais Tsav(ntawm cable reel lossis conductor bar).

Hybrid Systems( roj teeb + diesel rau kev txuag hluav taws xob).

.

B. Tswj Cabin & Operator Interface

Muaj nuj nqi:Tso cai rau phau ntawv lossis ib nrab -kev ua haujlwm tsis siv neeg.

Cheebtsam:

Joysticks & Control Panels.

Lub koob yees duab & Sensors(rau visibility).

Chaw taws teeb tswj Option(kev ua haujlwm wireless).

C. Automation & Safety Systems

Anti-Sway System(txo lub thawv viav vias).

Kev sib tsoo kev zam(LiDAR/sensors).

Kev tiv thaiv overload(tiv thaiv tsis pub dhau lub peev xwm).

Cua ceev saib xyuas(locks crane nyob rau hauv siab cua).

4. Cov Txheej Txheem Ntxiv

A. Hydraulic System

Siv raukauj, ncua kev kawm ntawv, thiab boom kho.

B. Hluav Taws Xob

Distribution panels, cables, thiab Circuit Court breakers.

Backup zog (rau cov haujlwm tseem ceeb).

C. Chassis & Outriggers (yeem)

Stabilizersrau kev txhawb nqa ntxiv thaum nqa.

 

SKETCH

 

 

 

✅ 1. Siab Mobility & Flexibility

Roj hmab log tshebtso caidawb txavyam tsis muaj kev txhim kho, tsis zoo li Rail -Mounted Gantry Cranes (RMGs).

Ua tauhloov chaw yooj yimmus rau thaj chaw sib txawv raws li xav tau.

Zoo tagnrho rauchaw ua haujlwm ib ntuslos yog hloov cov layouts cia.

✅ 2. Tus nqi qis dua

Tsis xav tau kev tsheb ciav hlau lossis cov tsheb ciav hlau, txo cov nqi installation.

Yuav tsum tau xwb apaving nto, ua rau nws raug nqi -zoo rau nruab nrab- cov terminals loj.

✅ 3. Ntau Yam Khoom Siv Thawv

tuaj yeem ntim cov thawv1- dhau-5 lossis 1- dhau-6(nyob ntawm tus qauv).

tuav20', 40', 45', thiab txawm tias tub yees (referer) ntim.

Qee cov qauv txhawb nqahnyav hnyav tshaj li cov thawv ntim khoom(xws li steel coils, machinery).

✅ 4. Txhim kho kev ua haujlwm zoo

Kev teeb tsa sai duapiv rau taag cranes.

Semi-automated & tej thaj chaw deb- tswjcov kev xaiv txo cov nqi zog.

tuaj yeem ua haujlwm hauvqhov chaw nqaimqhov twg lub nkoj loj dua - mus rau -Shore (STS) cranes tsis tuaj yeem ua haujlwm.

✅ 5. Kev xaiv fais fab hloov tau

Diesel- hluav taws xob(rau tej thaj chaw deb).

Electric (cable reel lossis conductor bar)rau eco- kev ua haujlwm zoo.

Hybrid (roj teeb + diesel)rau kev txuag hluav taws xob.

✅ 6. Kev Kho Kom Yooj Yim (Piv rau STS Cranes)

Tsawg qhov nyuaj dua Nkoj- mus rau -Shore cranes.

Hloov log tshebyog yooj yim dua li kev kho tsheb ciav hlau.

 

🚢 1. Chaw nres nkoj Thawv Terminals

stacking ntimhauv tsev kho mob.

Hloov cov thawvnruab nrab ntawm cov tsheb thauj khoom, tsheb ciav hlau, thiab cov blocks cia.

Pub cov thawvrau Nkoj - mus rau -Shore (STS) cranes.

🚂 2. Intermodal Rail Yards

Loading / unloading ntimlos ntawm tsheb ciav hlau mus rau tsheb thauj khoom.

Rearranging thawv stacksrau kev ua haujlwm rail zoo.

🏭 3. Industrial & Logistics Hubs

tuavhnyav machinery, steel coils, thiab oversized cargo.

Siv hauvchaw tsim khoom, warehouses, thiab faib chaw.

📦 4. Ib ntus & Project-Kev Ua Haujlwm Raws Li

Deployed nyob rau hauvcov chaw tsim kho, tub rog logistics, thiab kev pab daws kev puas tsuaj.

Pab tau qhov twgtsau cranes yog impractical.

🔄 5. Automated & Smart Ports

Automated Rubber-Tired Gantry Cranes (A-RTGs)yog siv nyob rau hauv niaj hnub ports nrogAI-kev taw qhia.

Kev koom ua ke nrogTerminal Operating Systems (TOS)rau optimized workflows.

 

 

Cov txheej txheem tsim khoom rau 100-tuj Ob Chav Girder Gantry Crane suav nrog ntau theem tseem ceeb, los ntawm kev tsim thiab kev yuav khoom mus rau fabrication, sib dhos, kuaj, thiab xa khoom. Hauv qab no yog cov kauj ruam ntxaws ntxaws- los ntawm cov txheej txheem kev tsim khoom:

1. Tsim & Engineering
Kev Ntsuam Xyuas Cov Neeg Siv Khoom: Txiav txim siab ncua, nqa qhov siab, chav ua haujlwm (FEM / ISO), kev siv hluav taws xob, thiab ib puag ncig.

Tus Qauv Tsim: CAD/CAE software yog siv los tsim cov girders, kawg carriages, ob txhais ceg, thiab trolley kom pom lub zog thiab deflection txwv.

Mechanical & Hluav taws xob tsim:

Hoisting mechanism (hlau hlua, nuv, nruas, lub cev muaj zog, gearbox, nres).

Trolley mus ncig teb chaws system (log, motors, reducers).

Gantry mus ncig teb chaws system (rails, log, tsav).

Hluav taws xob cov tshuab (tswj vaj huam sib luag, pendant / xov tooj cua chaw taws teeb, txwv keyboards, sensors).

Load Testing Simulation: Finite Element Analysis (FEA) ua kom muaj kev ncaj ncees nyob rau hauv tag nrho cov load (100 tons + 25% overload test).

2. Kev yuav khoom
Main Beams: High - zoo steel daim hlau (Q235B/Q345B los yog sib npaug) rau lub thawv girders.

End Carriages & Legs: Fabricated los ntawm dov steel seem los yog welded daim hlau.

Mechanical Cheebtsam:

Motors, gearboxes, brakes (reputable brands like Siemens, ABB, or SEW).

Hlau hlua, hooks, thiab pulleys (tso ntawv pov thawj rau 100-tuj peev).

Hluav taws xob Cheebtsam: Variable Frequency Drives (VFDs), PLCs, txwv keyboards, thiab cables.

3. Fabrication txheej txheem
A. Girder Fabrication
Txiav: CNC plasma/oxy- roj txiav cov hlau phaj.

Vuam:

Submerged arc vuam (SAW) rau lub ntsiab girder seams.

nruj me ntsis ua ntej-kub thiab tom qab-weld heat treatment (PWHT) kom tsis txhob muaj kev cuam tshuam.

Machining: Drilling qhov rau kev sib txuas thiab machining rail mounting nto.

NDT Testing: Ultrasonic lossis X-ray tshuaj xyuas cov welds tseem ceeb.

B. Xaus Carriage & ceg
Fabricated nrog stiffeners rau stability.

Log mounting nto machined rau kev sib tw.

C. Trolley Assembly
Ncej vuam thiab machining.

Installation ntawm hoisting mechanism (nruas, lub cev muaj zog, gearbox, brakes).

Hlau hlua reeving thiab nuv thaiv kev sib dhos.

D. Hluav Taws Xob
Tswj vaj huam sib luag thaiv nrog kev tiv thaiv overload.

Installation ntawm pendant / chaw taws teeb tswj system.

Txwv cov keyboards thiab tiv thaiv- cov khoom siv sib tsoo (yog tias xav tau).

4. Kev sib dhos & Txhim kho
Girder Assembly: Ob chav girders tau koom nrog (bolted lossis welded) ntawm kev txhawb nqa.

Trolley Installation: Mounted ntawm girder rails nrog tsav mechanisms.

Xaus Carriage & Legs: Txuas rau girders nrog siab - lub zog bolts.

Cov Log Tsheb & Tsav Tsheb: Nruab ntawm ob txhais ceg rau gantry txav.

Hluav Taws Xob Hluav Taws Xob: Kev sib txuas ntawm cov motors, sensors, thiab tswj tshuab.

5. Kev Ntsuas & Kev Tswj Xyuas Zoo
Factory Txais Kev Xeem (FAT)
Tsis yog-Load Test: Tshawb xyuas txhua qhov kev txav chaw (nkoj, tsheb thauj khoom, tsheb thauj mus los).

Load Test:

Static Load Test: 125% ntawm SWL (125 tons) txhawm rau txheeb xyuas lub zog ntawm cov qauv.

Dynamic Load Test: 110% ntawm SWL (110 tons) los kuaj kev ua haujlwm.

Kev Ntsuam Xyuas Kev Nyab Xeeb:

Emergency stop function.

Overload limiter calibration.

Txwv kev ua haujlwm hloov.

Daim ntawv pov thawj
Thib peb-kev tshuaj ntsuam xyuas (piv txwv li, TUV, CE, GOST, lossis ASME) yog tias xav tau.

6. Painting & Deg kho
Blasting: Tua blasting rau SA2.5 tus qauv.

Priming & Painting: Epoxy primer + polyurethane topcoat (corrosion{1}}resistant).

Cov cim: SWL, serial tooj, thiab cov ntawv cim kev nyab xeeb.

7. Dismantling & Ntim
Crane yog disassembled rau shipping (tshwj tsis yog tag nrho cov khoom thauj yog thauj).

Cov khoom ntim hauv seaworthy ntoo crates / thawv.

8. Kev teeb tsa & Kev Ua Haujlwm Ntawm -Site
Kev npaj lub hauv paus (rails / runway rau gantry txav).

Reassembly los ntawm kev cob qhia cov kws tshaj lij.

Kev kuaj zaum kawg thiab cov neeg siv khoom pom zoo.

9. Cov ntaub ntawv & Kev Xa Khoom
Cov ntaub ntawv xa tuaj:

Kev kos duab kos duab, kos duab hluav taws xob.

Cov ntaub ntawv pov thawj, cov ntaub ntawv weld, cov ntaub ntawv xeem.

Cov ntaub ntawv ua haujlwm & kev saib xyuas.

Kev cob qhia: Tus neeg ua haujlwm thiab kev cob qhia tu.

 

 

 

Kev tshuaj xyuas cov khoom

Kev soj ntsuam zoo: Kev soj ntsuam nruj nruj yog ua los ntawm cov khoom siv raw khoom kom ntseeg tau tias lawv ua tau raws li cov qauv tsim thiab cov qauv hauv tebchaws.

Cov Khoom Siv Cia: Cov ntaub ntawv tsim nyog tau muab khaws cia raws li kev faib tawm los tiv thaiv corrosion lossis kev puas tsuaj.

Txiav thiab sib sau

Hlau Txiav: Siv cov plasma txiav, laser txiav lossis nplaim txiav thiab lwm yam thev naus laus zis los txiav cov hlau raws li qhov loj ntawm cov qauv tsim.

Kev tsim cov txheej txheem: Tsim cov hlau phaj los ntawm kev khoov, dov, vuam thiab lwm yam txheej txheem los tsim cov nqaj loj, kawg nqaj thiab lwm yam khoom siv.

Vuam

Cheebtsam Vuam: Cov txiav thiab tsim steel qhov chaw yog welded rau hauv cov qauv tseem ceeb xws li lub ntsiab nqaj, kawg nqaj thiab trolley. Cov txheej txheem vuam yuav tsum tau tswj nruj me ntsis kom ntseeg tau tias cov txheej txheem muaj zog thiab vuam zoo.

Weld Inspection: Siv tsis yog-kev kuaj kev siv thev naus laus zis (xws li kuaj ultrasonic, kuaj hluav taws xob) los tshuaj xyuas cov welds kom ntseeg tau tias tsis muaj qhov tawg lossis lwm yam tsis xws luag.

Tshuab dhos

Precision Machining: Precision machining yog ua los ntawm cov khoom tseem ceeb ntawm lub crane, xws li lub log teeb, bearing rooj, pulleys, thiab lwm yam.

Kev sib dhos ntawm tag nrho lub tshuab

Kev sib dhos dav dav: Raws li lub hauv paus ua ntej- kev sib dhos, tag nrho lub rooj sib txoos ntawm lub crane yog nqa tawm, suav nrog kev teeb tsa zaum kawg ntawm lub ntsiab nqaj, qhov kawg nqaj, nqa mechanism, taug kev mechanism, thiab lwm yam.

Kev ua haujlwm thiab kev sim

Nyob rau hauv cov xwm txheej zoo, kev ua haujlwm ntawm lub crane raug kuaj, suav nrog kev kuaj nqa, taug kev, kauj thiab lwm yam haujlwm. Zuag qhia tag nrho qhov loj ntawm qhov sib dhos choj crane raug kuaj xyuas kom ntseeg tau tias txhua qhov ntev ua tau raws li cov qauv tsim.

Txau thiab tiv thaiv - kev kho corrosion

Kev kho deg xeb tshem tawm: Kev tshem tawm xeb ntawm qhov chaw ntawm lub crane, ntau txoj hauv kev muaj xws li sandblasting, pickling, thiab lwm yam. Primer spraying: Txau los tiv thaiv -corrosion primer rau ntawm qhov chaw kho kom tiv thaiv hlau oxidation thiab corrosion. Topcoat spraying Xim txau: Txau topcoat raws li cov neeg siv khoom xav tau lossis cov qauv kev lag luam kom muab cov crane muaj kev tiv thaiv thiab kho kom zoo nkauj. Marking: Tom qab txau, kos lub crane cov ntaub ntawv txheeb xyuas raws li cov lus qhia tshwj xeeb, xws li qauv, ntsuas load, thiab lwm yam.

Factory thiab installation

Ntim thiab thauj

Kev tiv thaiv kev ntim khoom: Tiv thaiv ntim cov khoom tseem ceeb ntawm crane kom tsis txhob muaj kev puas tsuaj thaum thauj. Kev thauj mus los: Raws li cov khoom siv loj thiab cov xwm txheej thauj mus los, xaiv txoj kev thauj mus los uas tsim nyog los thauj cov crane mus rau cov neeg siv khoom qhov chaw.

Txais thiab xa khoom

Kev txais neeg siv khoom

Ntawm - qhov chaw txais: Tus neeg siv khoom ua rau ntawm - qhov chaw lees txais ntawm crane raws li daim ntawv cog lus yuav tsum tau thiab cov kev qhia tshwj xeeb los xyuas qhov ua tau zoo thiab cov khoom siv zoo.

Kev kho qhov teeb meem: Yog tias pom muaj teeb meem, cov chaw tsim khoom yuav tsum tau kho lawv raws sijhawm kom ntseeg tau tias cov cuab yeej ua tau raws li cov neeg siv khoom xav tau. Kev xa khoom thiab siv kev cob qhia Kev Ua Haujlwm: Cov chaw tsim khoom feem ntau cob qhia cov neeg siv khoom lag luam kom ntseeg tau tias lawv tuaj yeem ua haujlwm crane kom raug thiab nyab xeeb.

Cim npe nrov: mobile roj hmab-tuag gantry cranes (rtgs), Tuam Tshoj mobile roj hmab-tired gantry cranes (rtgs) manufacturers, lwm tus neeg, Hoobkas