120 Tons Counterweight Choj Lancher Tshuab

Lub "counterweight" yog ib qho tseem ceeb feature uas sib npaug ntawm lub tshuab thaum lub sij hawm launching txheej txheem, tso cai rau nws mus cuag ntxiv tawm ntawm tus choj pier yam tsis muaj overlapling. "120-tuj" feem ntau yog hais txog nwslifting peev ib ceg lossis ib lub trolley, tsis yog nws qhov hnyav tag nrho (uas yog ntau dua).

 

 

 

Kev teeb tsa:Lub launcher yog sib sau ua ke ntawm tus choj abutment lossis ntawm kev ua tsis ncaj ncees rau thawj ob peb lub piers.

Segment xa khoom:Ua ntej- ntu ntu pob zeb (lub thawv girders, U- kab teeb, thiab lwm yam) raug thauj mus rau qhov chaw thiab pub rau lub launcher los ntawm lub nraub qaum, feem ntau ntawm lub tsheb thauj khoom.

Lifting & Placement:Lub launcher lub trolleys khaws ib ntu (qhov hnyav txog li 120 tons), txav mus rau pem hauv ntej, thiab tso nws ncaj qha rau ntawm ntu yav dhau los.

Epoxy & Post -Tensioning:Cov ntu yog glued nrog epoxy, thiab ib ntus lossis ruaj khov steel leeg yog threaded los ntawm thiab tensioned los tuav nws nyob rau hauv qhov chaw.

Launching Cycle:Tom qab ua tiav kev ncua (lossis cov ntu ntu) tau tsim thiab tshaj tawm -tensioned, tag nrho lub tshuab launcher yoglaunched rau pem hauv ntejmus rau txoj hauj lwm tom ntej. Lub counterweight yog ib qho tseem ceeb thaum lub sij hawm qhov kev txav no kom muaj kev ruaj ntseg.

Rov ua dua:Lub voj voog rov ua dua kom txog thaum tus choj lawj tiav.

 

 

 

Key Design Parameters & Performance Specifications

Parameter	Specification
Lifting Capacity (ib girder)	120 Metric Tons
Maximum Span (Pier rau Pier)	50 meters (Hom), customizable mus txog 60m
Yam tsawg kawg Curve Radius	2,000 meters (tuaj yeem tsim kom nruj dua radii)
Qib siab kawg txhawb nqa	±4%
Lifting Hoists	2 x Main Hoists (feem ntau 120-tuj muaj peev xwm txhua)
Hoist Lifting Ceev	0-5 m / min (kuj hloov ceev tswj)
Trolley Traversing Ceev	0-10m / min (kuj hloov ceev tswj)
Main Beam Launching Ceev	0-5 m / min (kuj hloov ceev tswj)
Tshuab Tus Kheej -Propelling Ceev	0-5 m / min (kuj hloov ceev tswj)
Tswj System	Centralized PLC nrog zaus tswj rau txhua qhov kev taw qhia. Kev tswj chaw taws teeb.
Fais fab mov	380V / 50Hz / 3 Phase (los yog raws li qhov project yuav tsum tau)

 

 

1. Main Structural System (Lub "Backbone")

Main Girder (Launching Nose / Boom):Thawj, ntev truss los yog lub thawv girder uas txuas mus rau lub lawj uas twb tau tsim lawm. Nws nqa lub hoist mus txawv tebchaws thiab muab qhov ncav cuag qhov chaw tshiab. Nws yuav tsum nruj heev kom txo qis deflection.

Txhawb nqa ceg / Pem hauv ntej Pier:Adjustable kem nyob rau hauv pem hauv ntej ntawm lub ntsiab girder uas hloov lub tshuab load mus rau tus choj pier lub kaus mom thaum lub sij hawm muab faib. Lawv yog hydraulically powered nqa, txo, thiab kho txoj hauj lwm.

Tsheb Support / Anchorage System:Qhov kev sib txuas taw tes nyob rau tom qab ntawm lub tshuab, uas anchors nws khov kho mus rau lub lawj uas twb tau tsim lawm. Nws feem ntau suav nrog clamps lossis shear keys.

2. Counterweight System (Lub "Sib npaug")

Counterweight Blocks:Loj, hnyav blocks (feem ntau ua los ntawm pob zeb lossis hlau) tag nrho120 ton. Qhov hnyav no sib npaug lub tshuab thaum lub ntsiab girder txuas mus rau pem hauv ntej nrog ib ntu hnyav ntawm nws lub ntsis, tiv thaiv lub tshuab los ntawm tipping tshaj.

Counterweight Carrier / Platform:Ib tug muaj zog structural thav duab uas tuav lub counterweight blocks ruaj ntseg tom qab ntawm lub tshuab.

Kev Kho Mechanism:Tso cai rau qhov sib ntxiv los yog tshem tawm cov khoom hnyav kom haum rau qhov hnyav ntawm qhov tshwj xeeb choj ntu tau nqa.

3. Hoisting and Handling System (Lub "Muscle")

Main Traveling Hoist (Gantry):Ib qho khoom siv hluav taws xob uas khiav ntawm kev sib tw nrog rau sab saum toj ntawm lub ntsiab girder. Nws yog txawm peem rau nrog ib tug haib winch thiab lifting iav.

Lifting Beam / Spreaders:Txuas nrog rau lub hoist, cov cuab yeej no txuas mus rau ntu precast qhob. Nws ua kom cov ntu yog nqa tau sib npaug thiab qee zaum tuaj yeem muab kev kho kom zoo hauv qaij.

Winches thiab Cables:High -lub zog steel cables thiab tswj tau cov hluav taws xob los yog hydraulic winches lub luag haujlwm rau kev nqa thiab txo qis ntawm ntu.

4. Launching thiab Propulsion System (Lub "Mover")

Propulsion Mechanism:Feem ntau muaj hydraulic taug kev taw lossis lub tog raj kheej traction uas "inch" tag nrho lub tshuab rau pem hauv ntej ntawm tus choj lawj mus rau qhov txuas ntxiv tom qab ua tiav ib qho. Nws txav mus rau hauv lub voj voog ntawm kev tuav, thawb, thiab rov- tuav.

Kev taw qhia thiab taug qab System:Rails lossis guiding log uas ua kom lub tshuab txav mus rau hauv txoj kab ncaj nraim ntawm qhov nruab nrab ntawm tus choj.

5. Hydraulic thiab Tswj System (Lub "Nerves thiab Heart")

Hydraulic Power Unit (HPU):Cov twj tso kua mis, cov dej ntim dej, cov li qub, thiab cov lim dej uas tsim thiab tswj kev siab - hydraulic kua rau lub tog raj kheej fais fab (rau kev txhawb nqa, kev txhawb nqa) thiab qee zaum winches.

Hluav taws xob tswj System:Lub "lub hlwb" ntawm lub tshuab. Xws li PLCs (Programmable Logic Controllers), sensors, thiab tus neeg teb xov tooj cabins. Nws tso cai rau kom meej, synchronized tswj ntawm txhua qhov txav.

Operator Cabins:Nyob rau qhov pom kev pom tau zoo, cov vaj huam sib luag hauv tsev no, joysticks, thiab saib xyuas cov ntxaij vab tshaus.

6. Kev Pabcuam thiab Kev Nyab Xeeb

Anchoring thiab Locking Devices:Khaws lub tshuab kom ruaj khov rau ntawm tus choj thaum lub sijhawm ua haujlwm tseem ceeb los tiv thaiv kev txav mus los yam tsis xav tau.

Safety Load Monitoring System:Xws li cov khoom thauj thiab cov sensors uas niaj hnub saib xyuas qhov hnyav ntawm lub hoist thiab cov kev ntxhov siab hauv cov qauv, muab lub tswb thiab tsis siv neeg kaw yog tias muaj kev txwv ntau dhau.

Emergency Braking Systems:Rau ob qho tib si hoist thiab propulsion system.

Huab cua tiv thaiv & teeb pom kev zoo:Tso cai rau kev ua haujlwm hauv ntau yam xwm txheej thiab thaum lub sijhawm qis - lub teeb.

 

 

 

 

Thawj Qhov Zoo

1. Txhim khu kev ruaj ntseg thiab kev nyab xeeb

Balanced Launching:Lub 120-tuj counterweight muab lub sijhawm stabilizing loj. Qhov no tso cai rau lub tshuab kom muaj kev nyab xeeb cantilever lub hnyav precast girder tshaj qhov ncua sij hawm yam tsis tas yuav muaj kev txhawb nqa ib ntus los ntawm hauv av hauv qab no, uas yog qhov tseem ceeb tshaj kwj hav, dej ntws, txoj kev, lossis kev tsheb ciav hlau.

Txo kev pheej hmoo ntawm kev hla dhau:Lub kaw lus yog mechanically tsim los ua kom qhov nruab nrab ntawm lub ntiajteb txawj nqus nyob rau hauv qhov chaw nyab xeeb, txo qhov kev pheej hmoo ntawm kev puas tsuaj loj thaum lub sij hawm tseem ceeb tshaj tawm.

2. High Lifting Capacity thiab ncav cuag

Handles Heavy Girders:Ib tug 120-tuj counterweight configuration feem ntau sib haum mus rau lub tshuab muaj peev xwm nqa thiab launching girders nyob rau hauv lub150-tuj rau 450-tujntau yam, ua rau nws haum rau txoj kev loj loj, railway, thiab ntxiv -dosed choj.

Ntev Span Erection:Nws yog qhov zoo tagnrho rau erecting ntau spans ntawm30 mus rau 60 meters(thiab qee zaum ntau dua) ua haujlwm tau zoo.

3. Yam tsawg kawg hauv av cuam tshuam & Environmental Advantage

"Above-Obstacle" Kev Tsim Kho:Tag nrho cov txheej txheem erection tshwm sim los ntawm tus choj lawj nws tus kheej lossis los ntawm cov piers. Tsis xav tau hauv av-qib cranes lossis scaffolding nyob rau hauv cheeb tsam hauv qab qhov ncua. Qhov no yog nws ib qho txiaj ntsig loj tshaj plaws hauv kev sib tw terrains.

Qhov zoo tshaj plaws rau qhov chaw nkag siab:Zoo meej rau kev hla kev tiv thaiv ecosystems, lub cev dej, txoj kev loj, thiab txoj kev tsheb ciav hlau nyob tsis muaj kev cuam tshuam kev tsheb lossis ua rau muaj kev cuam tshuam hauv av.

Smaller Worksite Footprint:Txo qhov xav tau rau txoj kev nkag mus ib ntus loj thiab hauv av - theem theem.

4. Kev tsim kho Efficiency thiab ceev

Rov ua dua:Thaum teeb tsa, lub tshuab ua haujlwm hauv lub voj voog nrawm, rov ua dua: nqa girder, txav mus rau pem hauv ntej, tso nws, tso lub tshuab nws tus kheej mus rau txoj haujlwm tom ntej. Qhov no systemization speeds li project ncua sij hawm.

Txo huab cua nyob ntawm:Tsawg dua nyob rau hauv av tej yam kev mob piv rau cov kev xav tau kev txhawb nqa hauv av.

Parallel Work kwj:Thaum pib ua haujlwm, lwm yam kev ua ub no xws li kev tsim kho pier, girder fabrication ntawm lub vaj casting, thiab lawj tiav tuaj yeem tshwm sim ib txhij.

5. Cov txiaj ntsig nyiaj txiag

Tus nqi qis rau Long Viaducts:Rau cov haujlwm uas muaj ntau qhov sib npaug (piv txwv li, viaducts), nws dhau los ua kev lag luam zoo piv rau lwm txoj hauv kev xws li mobile cranes lossis puv - daim ntawv cov neeg taug kev.

Txo cov hauj lwm ib ntus:Kev txuag nyiaj tseem ceeb ntawm cov nqi thiab sij hawm- siv lub hauv paus ib ntus, ua haujlwm tsis raug, thiab kev txhawb nqa hauv av.

Labor Optimization:Yuav tsum muaj me me, cov neeg ua haujlwm tshwj xeeb los khiav lub voj voog rov ua dua.

6. Adaptability thiab Precision

Adjustable Counterweight:Qhov hnyav 120-tuj feem ntau tuaj yeem raug kho kom zoo lossis hloov kho raws li qhov tshwj xeeb girder hnyav tau pib.

Qhov chaw tseeb:Hydraulic systems tso cai rau millimeter - qhov tseeb qhov chaw ntawm cov girders hnyav, uas yog qhov tseem ceeb rau kev tshaj tawm - tensioned segmental txuas hniav.

Haum rau ntau hom Girder:Muaj peev xwm tuav tau Pre-stressed Concrete (PSC) I-girders, U-girders, thiab steel-concrete composite girders.

 

 

Cov ntawv thov tseem ceeb

1. Segmental Balanced Cantilever Kev Tsim Kho

Nws ua haujlwm li cas:Lub launcher tso rau ua ntej - nrum cov ntu sib npaug ntawm lub pier, tsim tawm lub cantilever ntawm txhua sab kom muaj kev sib npaug.

Lub luag haujlwm ntawm 120-tuj tshuab:Nws taug kev raws lub lawj ua tiav, nqa ntu (feem ntau hnyav 80-120 tons) los ntawm cov tsheb thauj mus los ntawm theem av, thiab muab tso rau ntawm qhov loj hlob ntawm lub cantilever rau cov neeg ua haujlwm rau epoxy thiab nro.

Qhov zoo tshaj plaws rau:Ntev- txuas txuas txuas (150m - 300m+) hla hav tob, dej ntws, lossis txoj kev uas twb muaj lawm uas qhov chaw nyob hauv qab no ua tsis tau lossis kim dhau.

2. Span-los ntawm-Span Erection ntawm Pre-ntaus Girders

Nws ua haujlwm li cas:Tus choj yog tsim ib ncua ntawm ib lub sij hawm. Ntau qhov ua ntej- nrum girders (I-beams lossis U-beams) tau muab tso rau sab-los ntawm- sab hla ob lub piers los ua ib qho kev sib tw.

Lub luag haujlwm ntawm 120-tuj tshuab:Lub launcher straddles qhov sib txawv ntawm piers. Nws nqa txhua tus girder ncaj qha los ntawm cov tsheb thauj khoom, tso lawv kom raug ntawm cov kabmob pier, thiab tom qab ntawd txav mus rau pem hauv ntej kom txhim kho qhov txuas ntxiv. Nws lub peev xwm siab tso cai rau nws los tswj qhov ntev tshaj plaws / hnyav tshaj girders uas muaj nyob rau hauv txoj kev loj sib hloov.

3. Tag Nrho -Span Prefabricated Box Girder Launching

Nws ua haujlwm li cas:Tag nrho cov choj hla (40m - 50m ntev, cov thawv ntawv) yog ua ntej- pov rau hauv ib lub vaj ze ntawm qhov chaw, thauj mus rau qhov chaw tso tawm, thiab tom qab ntawd txhim kho.

Lub luag haujlwm ntawm 120-tuj tshuab:Qhov no yog qhov "launcher" tiag tiag ci. Lub tshuab tuaj tos qhov ua tiav, ob peb - pua- tuj span siv ntau lub ntsiab lus nqa (muab cov khoom thauj), txav nws mus ntev raws tus choj sib dhos, thiab txo qis rau ntawm cov piers. Nws ceslaunches nws tus kheej rau pem hauv ntejhla qhov ncua sij hawm tso tshiab kom rov ua cov txheej txheem. Lub peev xwm nqa 120-tuj ib taw tes yog qhov tseem ceeb rau tag nrho qhov hnyav faib.

4. Kev tsim kho nyob rau hauv Nyiv Ib puag ncig

Lub tshuab tsis muaj nuj nqis uas cov tsoos cranes tsis tuaj yeem ncav cuag:

Tshaj active railways / highways:Nws ua haujlwm los ntawm saum toj no, ua rau muaj kev cuam tshuam tsawg kawg nkaus.

Cov dej hauv qab:Tshem tawm qhov xav tau loj heev floating cranes lossis trestles.

Nyob rau hauv rugged terrain:Yuav tsum tsuas yog kev tsim kho pier xwb, tsis yog hauv av- theem nkag raws tus choj tag nrho.

 

 

 

Txoj Haujlwm: 120-Tuj Counterweight Choj Launching Tshuab - Cov txheej txheem ntau lawm

1. Qhov project txhais & tsim theem

Client Requirements Analysis:Ua tiav cov kev qhia tshwj xeeb (ntev ntev, max lifting peev (120T), choj dav, nkhaus vojvoog, gradient, tswj hom, lub zog qhov chaw).

Conceptual & Detail Design:

Tus Qauv Tsim:Finite Element Analysis (FEA) ntawm cov kab teeb tseem ceeb (box girders), pem hauv ntej / nram qab kev txhawb nqa, ob txhais ceg, thiab cov kab sib txuas. Kev xaiv cov khoom (feem ntau yog siab -lub zog steel Q345B/Q390B).

Mechanical Design:Tsim cov lifting trolleys, winches, hydraulic systems (rau nqa / txo qis ceg, kev kho kom zoo), braking systems, thiab traction systems (yog tias tus kheej -propelled).

Hluav taws xob & Tswj Tsim:Tsim kev faib hluav taws xob, tsav lub cev muaj zog, PLC-raws li kev tswj logic, sensors (load, qaij, txoj hauj lwm), thiab kev ruaj ntseg interlocks.

Drawings & BOM:Tsim cov duab kos duab, kos duab sib dhos, thiab daim ntawv pov thawj ntawm cov ntaub ntawv (BOM).

2. Kev yuav khoom & kev npaj khoom

Steel Kev Muag Khoom:Order thawj steel phaj, profiles (I-beams, channels), thiab forgings raws li BOM. Cov ntaub ntawv pov thawj (Mill Certificate) yuav tsum tau txais.

Cov khoom xyaw:Tau txais cov txheej txheem tseem ceeb:

Hluav taws xob:Motors, sib txawv zaus tsav, PLC, HMI, sensors, cables.

Hydraulic:Pump chaw nres tsheb, lub tog raj kheej, li qub, hoses.

Mechanical:Siab -lub zog bolts (qib 10.9/12.9), hlau hlua, sheaves, reducers, brakes, log.

Kev tshuaj xyuas cov khoom:Tag nrho cov khoom siv tau raug tshuaj xyuas rau qhov ntev, zoo, thiab ntawv pov thawj.

3. Fabrication ntawm cov qauv tsim

Hlau Txiav:CNC plasma/oxy- roj txiav cov phaj kom cov duab xav tau. Bevel npaj rau welds.

Sub-Assembly Fabrication:

Main Girders:Fabrication ntawm lub thawv loj girders. Internal stiffeners yog welded. Precision jigs yog siv los xyuas kom meej camber (pre-deflection) thiab ncaj.

Txhawb Cov ceg & Ntauwd:Fabrication ntawm ntsug / kab rov tav ob txhais ceg nrog kev sib txuas interfaces.

Pem hauv ntej / Txhawb nqa Nose:Fabrication ntawm overhanging pem hauv ntej seem.

Vuam:Submerged arc vuam (SAW) rau cov seams ntev, CO₂ / MAG vuam rau lwm cov pob qij txha. Cov txheej txheem vuam (WPS) tsim nyog. Welders tau ntawv pov thawj. Tsis yog-Kev Ntsuam Xyuas Kev Puas Tsuaj (NDT) zoo li Ultrasonic Testing (UT) lossis Magnetic Particle Testing (MT) yog ua los ntawm qhov tseem ceeb welds.

Machining:CNC machining ntawm qhov tseem ceeb mating nto, tus pin qhov, thiab kev sib txuas sib txuas los xyuas kom meej qhov tseeb.

4. Kev kho deg & pleev xim

Kev npaj nto:Blast tu (Sa 2.5) ntawm tag nrho cov khoom kom tshem tawm xeb thiab zeb nplai.

Priming:Kev siv lub siab -zoo zinc-nplua nuj epoxy primer.

Intermediate & Top Coat:Daim ntawv thov ntawm epoxy intermediate tsho tiv no thiab polyurethane sab saum toj lub tsho tiv no nyob rau hauv cov xim teev. Qhuav zaj duab xis thickness (DFT) yog ntsuas.

5. Sub-System Assembly & Testing

Trolley Assembly:Kev sib dhos ntawm lifting trolley ncej, installation ntawm winches, sheaves, thiab hlau hlua. Load xeem ntawm winch nres system tawm -site.

Hydraulic Power Unit (HPU) Sib dhos:Sib sau ua ke ntawm lub twj tso kua mis, reservoir, li qub, thiab cov ntxaij lim dej ntawm lub caij ski. Kev ua haujlwm thiab kev ntsuas siab.

Hluav taws xob txee Assembly:Kev xaim ntawm PLC, drives, Circuit Court breakers, thiab terminals raws li schematic daim duab.

6. Ua ntej-Assembly & Hoobkas Txais Kev Xeem (FAT)

Kev Sib Tham Sib Tham:Cov yam ntxwv tseem ceeb (cov kab teeb tseem ceeb, ob txhais ceg) tau sib sau ua ke hauv lub tsev cog khoom siv kev txhawb nqa ib ntus.

Alignment thiab geometry checks (span, camber, squareness).

Kev sib txuas haum- kuaj xyuas bolts/pins.

System Integration:Mounted trolley, hydraulic ob txhais ceg, thiab hluav taws xob tshuab mus rau tus qauv.

Factory Txais Kev Xeem (FAT) nrog cov neeg siv khoom tam sim no:

Kev Xeem Ua Haujlwm:Kev ua haujlwm ntawm tus kheej thiab kev sib koom tes ntawm txhua qhov kev txav mus los (trolley mus ncig, winch hoisting / txo qis, ceg nqa / stepping).

Load Test:Daim ntawv thov ntawm150% ntawm rated static load (180 Tons)siv calibrated luj los yog hydraulic jack system. Qhov tseem ceeb deflection thiab cov ntsiab lus kev ntxhov siab raug saib xyuas. Load yog tuav rau lub sijhawm teev tseg.

Kev Ntsuam Xyuas Kev Nyab Xeeb:Kev nres thaum muaj xwm txheej ceev, kev tiv thaiv overload, txwv kev hloov pauv, tiv thaiv- kev sib tsoo, thiab ntsuas lub tswb ntsuas.

Tswj System Tests:Manual, semi{0}}automatic, thiab remote control mode verification.

Dismantling & Packing:Tom qab FAT pom zoo, lub tshuab yog disassembled rau hauv cov khoom thauj. Txhua qhov chaw raug cim kom meej. Exposed machined nto thiab threads yog greased thiab tiv thaiv. Ib daim ntawv teev cov ncauj lus kom ntxaws tau tsim.

7. Dispatch & Site Erection (Muab los ntawm Chaw Tsim Tshuaj)

Kev thauj mus los:Cov qauv raug xa mus rau qhov chaw tsim kho choj ntawm cov khoom hnyav -cov haujlwm trailer.

Site Erection Supervision:Chaw tsim tshuaj paus engineers saib xyuas cov txheej txheem erection:

Kev npaj hauv paus (yog tias xav tau).

Kauj ruam -los ntawm - kauj ruam los ua ke raws li erection phau ntawv.

Bolt torque tightening pov thawj.

Qhov kawg system txuas thiab calibration.

Site Commissioning & Load Test:Kev ua haujlwm zaum kawg thiab kev sim thauj khoom ntawm -qhov chaw los xyuas qhov ua tau zoo raws li qhov tseeb.

8. Cov ntaub ntawv & Xa khoom

Raws li -Ua Daim Duab

Phau Ntawv Qhia Kev Ua Haujlwm & Kev Tu

Daim ntawv pov thawj:Cov ntaub ntawv pov thawj, cov ntaub ntawv txheej txheem vuam, NDT cov ntawv ceeb toom, FAT daim ntawv qhia, thauj cov ntawv pov thawj.

Warranty & Spare Parts List

Kev cob qhia:Ntawm -Kev cob qhia chaw rau cov neeg siv khoom thiab cov neeg ua haujlwm tu.

 

 

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Lub tuam txhab tau teeb tsa cov cuab yeej ntse tswj kev tswj hwm lub platform, thiab tau teeb tsa 310 teeb (teev) ntawm kev tuav thiab vuam robots. Tom qab ua tiav ntawm txoj kev npaj, yuav muaj ntau tshaj 500 teeb (sets), thiab cov khoom siv sib txuas sib txuas yuav ncav cuag 95% . 32 cov kab vuam tau muab tso rau hauv kev siv, 50 tau npaj los nruab, thiab automation tus nqi ntawm tag nrho cov khoom kab tau mus txog 85%.

Cim npe nrov: 120 tons counterweight choj lancher tshuab, Tuam Tshoj 120 tons counterweight choj lancher tshuab manufacturers, lwm tus neeg, Hoobkas