Beam Launcher

MINE: Koj tus kws tshaj lij Beam Launcher Chaw Tsim Tshuaj

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Kev paub txog tuam txhab
Henan Xeev Mine Crane Co., Ltd (tom qab no hu ua "Henan Mine") tau tsim nyob rau hauv 2002 thiab yog ib lub tuam txhab high-tech crane. Raws li cov tswv yim tsim qib siab thiab tsim cov thev naus laus zis ntawm cranes hauv tsev thiab txawv teb chaws, peb tsis muaj kev siv zog los ua cov qauv tsim rov qab rau ib leeg thiab ob-beam cranes thiab hluav taws xob hoists thiab sim tsim cov khoom lag luam, ntse, thiab cov khoom zoo.

02/

Pab neeg tshaj lij & khoom siv
Lub tuam txhab tam sim no muaj tag nrho cov kev tsim kho thaj tsam ntawm 1.62 lab square metres, ntau tshaj 3,500 tus neeg ua haujlwm, Nrog rau kev tshawb fawb thiab kev tsim kho tshuab siab heev, thiab 200 tus kws tshaj lij engineers. Peb muaj ntau tshaj 428 lub koom haum muag khoom thiab kev pabcuam hauv zos thiab txawv teb chaws, thiab ntau dua 2, 000 cov txheej txheem ntawm ntau yam khoom siv, uas tuaj yeem ua tiav ntau dua 20 txheej txheem xws li tig, npaj, thiab sib tsoo.

03/

Productive Capacity
Kev tsim tawm txhua xyoo ntawm cranes yog tshaj 80,000 units. Lub tuam txhab tsim thiab muag ntau tshaj 11000 ob kab teeb thiab gantry cranes txhua xyoo, Ntau tshaj 73000 ib kab hluav taws xob cranes, thiab Ntau tshaj 100000 teeb (sets) ntawm ib leeg thiab ob kab hluav taws xob hoists thiab accessories.

04/

Customized Design Services
Peb nkag siab tias kev xaiv txoj cai crane yog qhov tseem ceeb rau kev ua tiav ntawm kev nqa khoom. Tias yog vim li cas peb muab kev pabcuam tsim kho kom tau raws li peb cov neeg siv khoom xav tau tshwj xeeb. Peb pab neeg ua haujlwm paub txog kev ua haujlwm zoo nrog cov neeg siv khoom tsim thiab tsim cov cranes uas ua tau raws li lawv cov kev xav tau tshwj xeeb.

Tsev 12 3 Rau sab kawg 1/3

Dab tsi yog Beam Launcher?

Lub beam launcher (tseem hu ua launching gantry, girder launcher, choj tsev crane, thiab choj-tsev tshuab, nyob rau hauv lub npe menyuam yaus "Iron Monster") yog lub hom phiaj tshwj xeeb mobile gantry crane siv nyob rau hauv kev tsim kho choj, tshwj xeeb tshaj yog segmental txuas hniav uas siv lub thawv precast. girder choj ntu lossis precast girders nyob rau hauv txoj kev loj thiab high-speed rail choj kev tsim kho. Lub launching gantry yog siv los nqa thiab txhawb nqa choj ntu lossis girders raws li lawv tau muab tso rau thaum tau txais kev txhawb nqa los ntawm tus choj piers es tsis txhob hauv av.

Cov yam ntxwv ntawm Choj Tsev Crane

Kab rov tav ua haujlwm tsaws lub nqaj nyob rau hauv qhov chaw ntawm ib zaug;

Haum rau kev tsim kho ntawm inclined (kov) txuas hniav;

Lub teeb yuag, yooj yim thiab ceev kev thauj mus los, kev teeb tsa, thiab tshem tawm;

Kev nyab xeeb thiab txhim khu kev qha ua haujlwm, me me longitudinal cantilever deflection;

Ob txhais ceg tsis tsaws ntawm tus choj lawj thaum txav mus ntev, txo qhov siab ntawm lub nqaj / choj lawj.

Cheebtsam ntawm A Beam Launcher

Main Beam
Lub hom phiaj tseem ceeb ntawm lub beam launcher.

Pem hauv ntej, nruab nrab, thiab rear Outriggers
Cov no yog siv los txhawb lub beam launcher thiab tswj nws txoj kev ruaj ntseg thaum ua haujlwm.

Auxiliary Brackets
Cov no yog siv los txhawb cov precast qhob kab teeb thaum lub sij hawm erection txheej txheem.

Upper Beams
Cov no yog siv los txhawb lub tshuab hydraulic thiab hluav taws xob.

cranes

Cov no yog siv los nqa thiab tso qhov precast qhob kab teeb.

Traverse Rails

Cov no yog siv los coj cov cranes thaum lub sij hawm nqa thiab qhov chaw ntawm precast qhob kab teeb.

Hydraulic Tshuab Hluav Taws Xob Systems

Cov no yog siv los siv lub tshuab hluav taws xob hydraulic thiab hluav taws xob ntawm lub tshuab hluav taws xob.

Main Girders ntawm Launching gantries

Launching gantries feem ntau txawv los ntawm kev tsim ntawm lub ntsiab girders.

Honeycomb Girder

Lub honeycomb girder launching gantry yog tsim nyob rau hauv 1999 los ntawm ZZHZ thiab muaj pov thawj haum rau ib tug lifting ntau yam ntawm 5 mus rau 300 tonnes (5.5 rau 330.7 luv tons).
Lub ntsiab girder ntawm ib tug honeycomb girder yog fabricated los ntawm welded daim hlau, ua ib tug isosceles daim duab peb sab cross-section. Tsis tu ncua hexagonal qhov raug txiav rau hauv cov nplooj ntawv inclined los txo cov cua tsis kam. Vim hais tias lub honeycomb girder yog tsim los ntawm qhov ntev seam welds koom nrog daim hlau, cov welds yuav tsis poob kev ncaj ncees yooj yim vim yog cov vuam me me.

Truss Girder

Lub ntsiab girder ntawm truss girder yog fabricated los ntawm welded steel ncej. Cov welds nyob rau hauv lub truss girder yog point-to-point (sib koom steel ncej mus rau lwm tus ncej), uas yuav tsum tau ntau welding technology thiab cov txheej txheem. Nrog rau tus kheej qhov hnyav me me thiab loj deflection, lub truss girder launching gantry yog tsim rau txoj kev loj choj kev tsim kho tej yaam num.

Box Girder

Lub ntsiab girder ntawm lub thawv girder kuj yog fabricated los ntawm welded daim hlau. Hom girder no feem ntau yog siv nyob rau hauv high-speed railway choj kev tsim kho tej yaam num.

Hom Cov Khoom Siv Siv Hnyav Siv Hauv Tsev Txuas Txuas

Choj Crane / Overhead Crane
Lub luag haujlwm tseem ceeb ntawm tus choj crane yog kho lossis tsim tus choj. Nws feem ntau yog siv thaum txhim kho cov ncej ntawm tus choj ua ntej muab cov slabs rau hauv qhov chaw. Tshwj xeeb, tus choj crane yog qhov muaj txiaj ntsig zoo hauv kev tsim cov choj loj dua qhov twg lwm yam khoom siv yuav muaj kev siv tsawg.

Excavators
Ib qho excavator feem ntau yog siv nyob rau hauv thawj theem ntawm kev tsim choj. Qhov no yog vim nws muaj txiaj ntsig zoo thaum nws tawm los tshem cov av, pob zeb, lossis lwm yam khib nyiab uas tuaj yeem pom ntawm lub hauv paus ntawm tus choj. Txawm hais tias nws yuav muaj kev txwv tsis pub siv thaum kev tsim kho ntawm tus choj tab tom ua, nws tseem tuaj yeem siv los thauj cov av los yog rubble thaum qhov project txuas ntxiv mus.

Floating Crane
Kuj tseem hu ua lub nkoj crane, lub nkoj ntab crane yog hom nkoj tshwj xeeb uas muaj lub crane txuas rau nws. Thaum floating cranes nquag siv thaum lub sij hawm tsim choj, lawv tuaj yeem siv rau hauv kev thauj khoom lossis kev thauj khoom los ntawm lub nkoj. Nrog rau cov cranes loj dua feem ntau haum nrog lub peev xwm nqa ntau dua 10, 000 tonnes, qee qhov crane nkoj tuaj yeem thauj tag nrho tus choj hauv ntu. Ntxiv rau qhov no, cov nkoj cranes tuaj yeem txuas mus rau lub lawj ntawm lub nkoj los ntawm kev haum rau ntawm lub hauv paus viav vias uas tuaj yeem tig.

Gantry Crane
Lub gantry crane yog ib qho ntawm ntau hom kev siv tshuab hnyav siv nyob rau hauv shipyards, seem yards, thiab thaum lub sij hawm tsim choj. Gantry cranes tuaj nyob rau hauv cov qauv sib txawv kom haum rau cov kev xav tau sib txawv, thiab qee qhov loj tshaj plaws gantry cranes muaj peev xwm nqa tau lub ntiaj teb hnyav tshaj plaws. Txawm hais tias gantry cranes muaj qhov zoo sib xws rau cov choj cranes, lawv qhov tshwj xeeb tseem ceeb yog lawv hom kev txav mus los.

Hydraulic Choj Siv Khoom Siv
Piv nrog rau lwm yam cuab yeej, hydraulic choj siv cuab yeej pab ua hoisting thiab positioning choj Cheebtsam yooj yim dua thiab nyab xeeb. Lawv kuj tseem tuaj yeem pab txhawb rau cov haujlwm tseem ceeb ntawm kev saib xyuas thiab rhuav tshem.

Hydraulic Torque Wrenches
Hydraulic torque wrenches thiab tensioners yog cov cuab yeej tseem ceeb hauv kev tsim choj, muab cov torque meej rau kev teeb tsa zaum kawg ntawm precast spans thiab steel box beams. Cov cuab yeej no tseem muaj txiaj ntsig zoo hauv kev rhuav tshem los ntawm kev ua kom muaj txiaj ntsig zoo ntawm cov bolted kev sib txuas ntawm cov seem choj.

SyncHoist
SyncHoist yog ib lub crane txuas siv rau kev kho kom raug thiab kho qhov chaw choj thaum lub sij hawm teeb tsa. Nws tshem tawm qhov xav tau ntawm kev siv ob lub cranes sib cais, ua rau cov txheej txheem ua haujlwm tau zoo thiab muaj kev nyab xeeb dua.

Low-Height Hydraulic Lub tog raj kheej
Tsawg-qhov siab hydraulic thooj voos kheej kheej yog qhov zoo tagnrho rau kev nqa cov choj loj loj thiab hloov cov kabmob thiab lwm yam khoom. Txawm hais tias lawv qhov me me, cov cuab yeej muaj zog no tuaj yeem haum rau hauv qhov qhib me me hauv qab tus choj qauv.

Cov txiaj ntsig ntawm Kev Siv Beam Launcher

Lub beam launcher yog ib qho cuab yeej uas tuaj yeem nqa, thauj thiab tso cov kab teeb precast rau ntawm tus choj lossis viaduct. Nws yog ib txoj hauv kev nrawm, ua tau zoo thiab muaj kev nyab xeeb ntawm kev tsim kho uas muaj ntau yam zoo dua li cov qauv siv. Nov yog qee qhov txiaj ntsig ntawm kev siv beam launcher:

Txo lub sij hawm tsim kho

Lub beam launcher tuaj yeem tso ib lub teeb txhua 15 feeb, uas txhais tau tias nws tuaj yeem ua tiav qhov ntev ntawm 120 meters hauv tsawg dua plaub teev. Qhov no txo cov sij hawm tsim kho tag nrho thiab txo qhov cuam tshuam rau kev khiav tsheb thiab ib puag ncig.

Tus nqi qis thiab kev tu

Lub beam launcher txo qhov xav tau ntawm scaffolding, cranes, kev txhawb nqa ib ntus thiab lwm yam khoom siv, uas txo cov nqi ntawm kev tsim kho. Nws kuj txo cov kev ua haujlwm thiab cov khoom siv, uas txuag nyiaj thiab peev txheej. Cov kab hluav taws xob precast yuav tsum tau saib xyuas tsawg dua li cov kab nrib pleb hauv qhov chaw, uas txo cov nqi ua haujlwm thiab kev cuam tshuam ib puag ncig.

Txhim kho zoo thiab kav ntev

Lub precast qhob kab teeb yog tsim nyob rau hauv ib puag ncig tswj, uas ua kom zoo thiab uniformity. Cov kab teeb tseem tsim los tiv thaiv huab cua hnyav thiab hnyav hnyav, uas ua rau kom muaj zog thiab kev pabcuam lub neej ntawm tus choj lossis viaduct.

Txhim khu kev ruaj ntseg thiab kev ruaj ntseg

Lub beam launcher tshem tawm cov kev pheej hmoo ntawm kev ua haujlwm ntawm qhov siab, cov khoom poob, kev raug mob thiab kev raug mob, uas txhim kho kev nyab xeeb ntawm cov neeg ua haujlwm thiab cov pej xeem. Nws kuj tseem txo cov suab nrov, plua plav, pov tseg thiab emissions tsim los ntawm cov txheej txheem ib txwm ua, uas txhim kho kev ruaj ntseg thiab kev lav phib xaub ntawm txoj haujlwm.

Yuav ua li cas hla spans rau lub beam launcher tsis muaj load?

Raws li kev hla kev hla rau lub beam launcher uas tsis muaj kev thauj khoom, cov kauj ruam hauv qab no yuav tsum tau ua raws nruj me ntsis kom ntseeg tau tias muaj kev nyab xeeb thiab ua haujlwm zoo thiab ua haujlwm.

Tom qab ua tiav kev teeb tsa ntawm lub teeb tsa hluav taws xob, nqa trolleys txav mus ze rau ntawm lub nraub qaum, nres lub log txav nrog cov npoo ntoo, tib lub sij hawm txuas cov log txav thiab lub ntsiab girder nrog steel hlau hlua kom tsis txhob muaj kev ruaj ntseg ntawm trolleys raws li cov nqaj launcher txav mus ntev.

Lub tog raj kheej ntawm cov pab txhawb nqa nruab nrab ceg thiab lub nraub qaum bracket jack kom ua tiav lub tshuab nce mus, qhov nruab nrab kev txhawb nqa ceg txav mus rau pem hauv ntej 19m nrog nws tus kheej dai dai, rear bracket rub rov qab lub tog raj kheej kom txav mus rau pem hauv ntej 19m, tom qab ntawd lub beam launcher ntog, lifting trolleys txav ze rau ntawm lub nraub qaum, lub tshuab ua tiav tau npaj txav mus ntev kom hla kev hla;

Lub tshuab ua tiav txav mus rau pem hauv ntej 19m nyob ntawm cov menyuam lub tsev ntawm lub hauv ntej thiab nruab nrab kev txhawb nqa ob txhais ceg thiab nraub qaum, pab txhawb nqa pem hauv ntej ceg txhawb nqa rau pem hauv ntej pier, thiab nqa trolleys tib lub sijhawm txav mus ze rau sab nraub qaum.

Lub tog raj kheej ntawm pab txhawb nqa nruab nrab ceg thiab lub nraub qaum bracket jack kom ua tiav lub tshuab nce mus, qhov nruab nrab kev txhawb nqa ceg txav mus rau 5m nrog nws tus kheej dai dai, rear bracket rub rov qab lub tog raj kheej kom txav mus rau pem hauv ntej 16m, tom qab ntawd lub nqaj launcher ntog, nqa. trolleys txav ze rau ntawm lub nraub qaum, lub tshuab ua tiav tau npaj txav mus ntev kom hla kev hla;

Pem hauv ntej kev txhawb nqa ceg rub rov qab lub tog raj kheej kom tawm ntawm lub pier thiab txav mus rau pem hauv ntej 40m nrog nws cov cuab yeej dai mus rau txoj haujlwm kom zoo, tom qab ntawd tso tseg txav lub gearbox thiab transverse txav tsheb ciav hlau (pem hauv ntej kev txhawb nqa ceg tuaj yeem teeb tsa kev sib hloov tsheb), kho lawv kom siab, tom qab ntawd txuas pem hauv ntej kev txhawb nqa ceg thiab pier cap ruaj khov.

Lub tshuab ua tiav txav mus rau pem hauv ntej 21m mus rau txoj haujlwm kom zoo nyob ntawm cov tsev kawm ntawv ntawm lub hauv ntej thiab nruab nrab kev txhawb nqa ob txhais ceg thiab nraub qaum, ces ua ib qho kev npaj rau kev txhim kho girders;

Tom qab hla kev hla, yuav tsum tau ua kom tiav kev kuaj xyuas kom ntseeg tau tias: Seb qhov theem ntawm lub ntsiab longitudinal girder ua tau raws li qhov xav tau; seb bolts thiab pin txuas yog ruaj khov; seb hluav taws xob Circuit Court puas yog; seb puas yog hluav taws xob hlau puas thiab hydraulic system ua haujlwm zoo; seb puas yog cov pob qij txha rail yog du; seb kev sib koom ua ke rau launcher thiab trolley txwv thaiv yog ruaj khov thiab ruaj khov; seb txoj kev tsheb ciav hlau clamping yog ua haujlwm li cas; seb layout ntawm sleepers yog du thiab khov kho thiab rail gauge nws yog, thiab lwm yam kev mob.

Tshawb xyuas kev sim ua haujlwm uas tsis muaj kev thauj khoom ntawm lub tshuab hluav taws xob yuav tsum tau ua, tshwj xeeb tshaj yog xyuas cov qauv kev tsheb ciav hlau ua ntej kev txav mus los ntawm lub tshuab; huv si sundries ntawm ob sab ntawm lateral txav rails, ces sim ua hauj lwm 2 lub sij hawm ntawm txoj kev tsheb ciav hlau, xyuas seb nws puas yuav muaj rail gnawing li lub beam launcher txav ntawm txoj kev tsheb ciav hlau, daws nws tam sim ntawd yog rail gnawing. Lub beam launcher tuaj yeem nruab girders tom qab ua kom txhua yam ua haujlwm ib txwm.

Yuav Ua Li Cas Txhim Kho Lub Launching Gantry?

Kev siv kom raug, kev kuaj xyuas tsis tu ncua, thiab kev saib xyuas tsim nyog tuaj yeem ua kom paub tseeb tias tus choj girder launcher ua haujlwm zoo thiab ua rau nws siv sijhawm ntev.

Kev Kho ntawm Hlau Qauv
Lub ntsiab girder yog lub ntsiab quab yuam qauv ib feem ntawm cov qauv hlau. Kev saib xyuas tuaj yeem cuam tshuam rau kev ua haujlwm, kev nyab xeeb, thiab lub neej ntawm kev xa tawm gantry ncaj qha. Yog li ntawd, peb yuav tsum tau them nyiaj ntau rau kev saib xyuas.
1) Pib thiab tawg sharply yuav tsum tau zam.
2) Tshawb xyuas cov kev sib txuas vuam kab ntawm girders, yog tias pom chinks, tsis txhob siv lawv thiab tom qab ntawd txuas ntxiv.
3) Thaum lub ntsiab girder muaj me ntsis deformation los yog poob stability, tsis txhob siv tam sim ntawd, thiab ua raws li nws kom raug.
4) Tag nrho cov txheej txheem hlau raug pleev xim ob zaug txhua xyoo. Thiab cov roj stains, dej, thiab lwm yam khoom siv yuav tsum tau muab tshem tawm ua ntej pleev xim.

Kev Kho ntawm Cov Ntsiab Lus Tseem Ceeb
1) qhib hom thiab kaw hom tsav tsheb yog pleev xim nrog roj ib zaug txhua lub hlis
2) Cov hlua yuav tsum lubricate tsis tu ncua, cov av yog tshem tawm ua ntej lubricating. Nws yuav tsum tau hloov yog tias cov hlua tawg mus txog 6 daim Girder Launcher
3) Cov bearings yuav tsum tau lubricated, lubricated tsis tu ncua, thiab ntxuav kom huv si ua ntej oiled. Yog tias koj pom qhov kub thiab txias lossis lub suab nrov, xyuas kom zoo, nws yuav tsum tau hloov yog tias nws puas lawm.
4) Thaum lub log tawg ntau tshaj 15% ntawm qhov tuab ntawm lub xeev qub lossis tawg, nws yuav tsum tau hloov.
5) Lub reducer tsis tuaj yeem tsis muaj roj, hloov tsis tu ncua, thiab nws yuav tsum tau kho dua thaum koj pom lub suab nrov thiab qhov tshwm sim txawv txav.
6) Lub nres ntawm lub lifting mechanism yuav tsum tau soj ntsuam ib zaug ib hnub twg thiab lub nres ntawm lub khiav mechanism yuav tsum tau soj ntsuam ib zaug ob los yog peb hnub.
7) Tsav bearings ntawm lub laub thiab trolley lub thawv taug kev yuav tsum sau cov roj calcium raws li ib zaug txhua ob xyoos.

Kev Kho Cov Khoom Siv Hluav Taws Xob
Txhawm rau kom paub tseeb tias kev xa tawm gantry ua haujlwm zoo, peb yuav tsum paub cov laj thawj rau kev sib tsoo thiab kev daws teeb meem.
1) Ua kom huv huv ntawm cov khoom siv hluav taws xob, xws li lub resistor, tswj vaj huam sib luag, contactor, thiab lwm yam. Tu cov plua plav thiab plua plav tawm ntawm sab hauv mus rau sab nrauv kom tsis txhob muaj hluav taws xob, dielectric puncture luv Circuit Court, thiab lwm yam.
2) Saib xyuas tsis tu ncua seb lub rotor zawv zawg kab ntawm lub cev muaj zog thiab hluav taws xob txhuam txuas zoo lossis tsis zoo.
3) Tshawb xyuas lub suab ntawm lub cev muaj zog, electromagnet, hluav taws xob relay, thiab sib nqus hloov.

Peb lub Hoobkas

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Cov lus nug nquag nug txog Beam Launcher

Q: Dab tsi yog qhov launching girder?

A: Lub launching girder feem ntau yog tsim-thiab-tsim tshuab siv nyob rau hauv precast post-tensioned choj kev tsim kho. Nws muaj cov cuab yeej nqa thiab cov qauv txhawb nqa rau kev nqa cov kab teeb tsa precast thiab cov choj precast nyob rau hauv txoj hauj lwm rau kev sib dhos.

Q: Dab tsi yog qhov chaw ntawm lub tshuab hluav taws xob girder?

A: Lub Girder launcher crane yog tsim los ntawm lub ntsiab girder thiab kev sib txuas qhov system, tsau outriggers, txav tau tawm, trolley taug kev mechanism, tshwj xeeb tshaj tawm, thiab cov tshuab tswj.

Q: Lub beam launcher yog dab tsi?

A: Lub beam launcher yog ib qho ntawm cov cuab yeej hnyav uas siv hauv kev tsim kho kev lag luam los txhim kho cov kab hluav taws xob precast rau ntawm tus choj lossis txoj kev siab. Nws yog ib lub tshuab tshwj xeeb uas tsim los nqa, txoj hauj lwm, thiab tso cov kab vaj huam sib luag no kom nyab xeeb thiab ua tau zoo.

Q: Hom kab twg siv rau girders?

A: Ntawm nws cov theem pib tshaj plaws, lub girder yog kab rov tav loj uas siv los txhawb lwm cov kab teeb lossis cov khoom siv. Lawv feem ntau yog tsim los ntawm cov hlau los yog pob zeb thiab feem ntau siv los txhawb nqa cov khoom loj lossis ntev dua li cov kab teeb ci ntau dua los yog cov joists tuaj yeem ua tau.

Q: Yuav ua li cas qhib lub gantry ua haujlwm?

A: Lub launching gantry girders tau txais kev txhawb nqa ntawm txhua lub pier los ntawm cov thav duab braced uas muaj ntau yam kev txav mus los yooj yim rau kev tso chaw ntawm cov choj ntu lossis choj girders; lub launching gantry tsis feem ntau hu rau tus choj lawj. Ob lub gantry trolleys tuaj yeem khiav tag nrho ntev ntawm lub gantry girders. Txhua lub trolley yog nruab nrog ob lub winches: lub ntsiab winch rau ncua kev thauj khoom, thiab lub tshuab txhais lus kom txav lub trolley raws cov girders. Thaum cov choj ntu (lossis choj girders) raug xa mus rau hauv av, lub gantry launching yog siv los khaws lawv thiab tsa lawv rau lub lawj lossis pier qhov siab. Yog hais tias cov ntu (lossis girders) raug xa mus rau ntawm tus choj choj theem, lub tso tawm gantry txav rov qab los tso cai rau lub trolley rau pem hauv ntej mus rau pem hauv ntej kawg ntawm ntu tom ntej (lossis girder), thaum kawg ntawm ntu (los yog girder) tau txais kev txhawb nqa los ntawm lub tsheb thauj mus los; Thaum lub trolley pem hauv ntej txav mus rau pem hauv ntej, lub tsheb trolley rov qab siv los txhawb lub nraub qaum kawg ntawm lub tsheb.

Q: Dab tsi yog keeb kwm ntawm beam launchers?

A: Yav dhau los, kev teeb tsa cov kab teeb ci ntawm tus choj lossis txoj kev siab siab yog lub sijhawm siv sijhawm thiab ua haujlwm hnyav. Cov kab teeb yuav tsum tau nqa mus rau hauv txoj haujlwm los ntawm cranes lossis hoists, uas tuaj yeem ua rau muaj kev phom sij thiab yuav tsum muaj kev txawj ntse los ua haujlwm zoo.

Lub tswv yim ntawm lub beam launcher yog thawj zaug tsim nyob rau hauv 1960s, thiab txij thaum ntawd los, nws tau dhau los ua ib qho tseem ceeb ntawm cov khoom siv hauv kev tsim kho kev lag luam. Beam launchers tau siv nyob rau hauv tej yaam num thoob plaws lub ntiaj teb no, nrog rau ib co ntawm cov feem ntau nyuaj thiab complex choj tsim.

Q: Yuav ua li cas yog ib tug girder txawv ntawm ib tug beam?

A: Beams yog npaj los khoov kom tiv taus thiab rov faib cov khoom thauj. Girders yog nruj dua, raws li lawv nyob ntawd los txhawb cov kab teeb thiab muab lub ntsiab kab rov tav kev txhawb nqa rau cov qauv. Lub girder yog tsim los txhawb nqa qhov tseem ceeb, tag nrho cov khoom ntim xws li cov ncej ncej lossis cov lus teb ntawm nqaj.

Q: Yuav ua li cas lub beam choj nqa lub load?

A: Hauv architecture, kab rov tav kab nqa nqa ntsug loads los ntawm kev khoov. Raws li tus choj nqaj hlau khoov, nws nkag mus rau kab rov tav compression rau saum. Nyob rau tib lub sijhawm, hauv qab ntawm lub nqaj yog raug rau kab rov tav nro. Cov kev txhawb nqa nqa cov loads ntawm lub nqaj los ntawm compression vertically mus rau lub hauv paus.

Q: Dab tsi yog qhov tseem ceeb ntawm kev siv tus choj girder launcher?

A: Nws yog tsuas yog siv rau hoisting (lifting) ntawm pob zeb girder nyob rau hauv kev tsim kho choj (choj tsev) ntawm txoj kev loj thiab txoj kev loj.

Q: Dab tsi yog tag nrho span launching gantry?

A: Ntawm qhov chaw choj, Launching Gantry yuav raug siv los nqa thiab tso tag nrho qhov ntev ntawm txoj haujlwm kawg. Tag nrho-span launching gantry yog dav siv nyob rau hauv high-speed railway, high-ceev txoj kev, LRT, thiab MRT tej yaam num. Tus choj hla yog feem ntau 24m mus rau 55m thiab lub girder tag nrho qhov hnyav yog nyob nruab nrab ntawm 450t txog 1700t.

Peb nyob nraum kev beam launcher manufacturers thiab lwm tus neeg nyob hauv Suav teb, tshwj xeeb hauv kev muab cov kev pabcuam zoo. Thov koj xav tias dawb mus yuav luv nqi beam launcher muag ntawm no los ntawm peb lub hoobkas. Rau cov khoom pheej yig dua, tiv tauj peb tam sim no.