Installation ntawm Steel Structure rau Multilayer Rhiav Tsev

Lub installation ntawmsteel qauvCheebtsam rau multilayer rhiav vaj tse muaj xws li sequential hoisting, positioning, kev twb kev txuas, kev kho, thiab kho rau lawv tsim qhov chaw raws li tsim thiab tsim specifications. Cov qauv hlau ntawm cov tsev ua haujlwm ntau ntau yog tsim los ntawm cov kev xav tau ntawm cov txheej txheem tsim khoom, nrog cov khoom siv sib txuas sib txuas tau nruab rau ntau lub platform thiab cov plag tsev. Hauv cov nroj tsuag metallurgical, multilayer steel qauv muaj xws li sintering rhiav, pulverized thee npaj rhiav, thiab siab -cov ntaub ntawv qib silos hauv smelting rhiav.

 

 

Multilayer steel qauv rhiav vaj tse yog tus cwj pwm los ntawm lawv qhov siab tag nrho, ncua kev loj, ntau theem platform, txoj kev sib txuas ua ke, thiab kev sib cuam tshuam ntawm kev cob qhia thiab khoom siv. Ua ntej txhim kho cov qauv hlau, nws yog ib qho tseem ceeb uas yuav tsum tau ua tib zoo tshuaj xyuas cov duab kos, npaj lub koom haum tsim qauv, kev tsim kho dav dav, thiab kev teeb tsa engineering network, thiab coj rov qab - ntsuas thiab lees txais cov ntsiab lus ntawm cov ntsiab lus ntawm txhua lub platform thiab kab hauv paus, nrog rau kev tshuaj xyuas zoo ntawm cov khoom siv hlau.

 

 

Feem ntau, kev teeb tsa ua txheej txheej los ntawm txheej hauv qab mus rau sab saum toj, ua raws cov kab ke, crane kab, platforms, ru tsev, thiab phab ntsa.

 

Kem System Installation

 

Cov kauj ruam thiab cov txheej txheem installation yog raws li nram no:

(1) Txhim kho cov khoom txhawb nqa nyob rau hauv kab hauv qab phaj. Cov txheej txheem muaj xws li: embedded hlau tivthaiv txoj kev (Daim duab a), txoj kev npaj pob zeb ua pad txoj kev (Daim duab b), adjustable thauj tog rau nkoj phaj txhawb txoj kev (Daim duab c), steel pad txoj kev (Daim duab d), qhob grouting txoj kev (Daim duab e), thiab kua grouting txoj kev.

(2) Kem hoisting. Siv cov khoom lifting xaiv los hoist thiab tso rau sab. Thaum lub lifting muaj peev xwm txaus rau tag nrho hoisting ntawm kem, thiab lub Hoobkas ib puag ncig thiab lwm yam kev tso cai, ntau kem seem yuav tsum tau spliced ​​​​ua ke ntawm - site rau tag nrho hoisting; thaum lub kem tsis tuaj yeem hoisted tag nrho, ib qho hauv qab - nce, ntu - los ntawm -section installation txoj kev nrog aerial pob qij txha yuav tsum tau saws.

(3) Kev kho kab ke. Tom qab kem yog hoisted thiab positioned, kev kho yuav tsum tau ua raws li qhov yuav tsum tau ntawm kev tsim kho specifications: ua ntej, dlhos lub kem centerline nrog lub hauv paus tswj kab, thiab kho cov kem elevation rau tus tsim qhov siab; ces, straighten kab. Xyuas kom cov kem qhov siab, qhov nruab nrab, qhov sib npaug, thiab cov kav dej tag nrho ua tau raws li qhov tseeb ntawm kev teeb tsa hauv cov qauv. Tom qab hloov kho, kho kab ke thiab ua cov txheej txheem thib ob. Rau ntau- tshooj kab, yuav tsum tau txais ib txoj hauv kev ntawm kev teeb tsa thiab kev hloov kho ib txhij.

 

Crane Beam System Installation

 

Ua raws li hauv qab no:

(1) Re- ntsuas ntawm crane beam geometry.

(2) Kev nqa lub nqaj crane mus rau hauv txoj haujlwm siv cov khoom nqa nqa.

(3) Kev kho thiab kho ntawm lub crane nqaj. Cov txheej txheem yog raws li nram no: Siv ib tug theodolite thiab steel kav los ntsuas thiab kos lub installation centerline ntawm ob kab ntawm crane nqaj nyob rau hauv tib lub ncua, thiab xyuas qhov ncua sij hawm ntawm lub centerlines; straighten, dlhos, thiab theem ntawm crane nqaj; Tom qab paub tseeb tias qhov ncaj, ncua, thiab qhov siab ntawm crane nqaj nruab nrab ua tau raws li tus qauv yuav tsum tau ua, kho lub crane nqaj;

(4) Kev teeb tsa ntawm lub braking system. Lub crane beam braking system feem ntau muaj lub braking truss (braking beam), sab sauv thiab qis chord braking txhawb, thiab ntsug kev txhawb nqa. Txhawm rau kom yooj yim ntawm kev txav mus los, txoj kev taug kev yog muab tso rau saum lub chord braking txhawb nqa. Qee lub cranes tsis muaj kev txhawb nqa chord nres, tab sis hloov tau muaj lub phaj nres uas ua haujlwm rau ob qho tib si nres thiab taug kev nto. Cov txheej txheem installation yog raws li nram no: ua ntej, nqa lub nres truss (los yog nres beam) mus rau hauv txoj hauj lwm, straighten, dlhos, theem, thiab kho; tom qab ntawd txhim kho lub sab sauv thiab qis chords, ntsug kev txhawb nqa, thiab cov phiaj xwm taug kev (los yog cov phaj nres).

(5) Crane rail installation. Cov txheej txheem thiab ntu yog: siv lub theodolite thiab cov kav hlau los khij qhov chaw axis ntawm txoj kev tsheb nqaj hlau ntawm lub crane nqaj, thiab ntsuas qhov ncua ntawm qhov chaw ntawm ob txoj hlua hauv tib lub sijhawm; xyuas qhov sib txawv ntawm qhov chaw axis thiab kab nruab nrab ntawm lub crane nqaj, thiab kos nws yog tias nws ua tau raws li qhov tshwj xeeb; raws li txoj kev tsheb ciav hlau daim duab kos duab, nqa, kho kom zoo, thiab ncaj txoj kev tsheb ciav hlau; txuas cov ntsia hlau nrog cov tsheb ciav hlau txuas, thiab txhim kho cov ntsia hlau rau lub crane nqaj nrog fasteners. Muaj ob txoj hauv kev rau kev sib txuas cov hlua: clamp bolt txuas thiab vuam. Thaum vuam, lub bevel yuav tsum tau npaj raws li cov kev cai, vuam pwm yuav tsum tau ua, thiab yuav tsum tau them nyiaj mloog mus rau preheating ua ntej welding thiab kub kho tom qab vuam. Qhov sab nraud tshaj plaws yuav tsum tau them nrog hnav- vuam pas nrig. Tom qab welding, grind lub weld seam du nrog ib tug sib tsoo log.

 

Platform Structure Installation

 

Qhov no yuav tsum tau nqa tawm tom qab lub kem system installation thiab ua ntej lub ru tsev installation, txheej txheem txheej los ntawm qab mus rau sab saum toj. Thaum txhim kho txhua lub platform txheej, cov kab teeb tseem ceeb yuav tsum tau teeb tsa ua ntej, tom qab ntawd cov kab teeb theem nrab, nrog rau kev teeb tsa ib txhij, hloov kho, thiab kho.

 

Ru tsev System Installation

 

Cov txheej txheem thiab cov txheej txheem yog raws li nram no:

Installation ntawm lub bracket beams;

(2) Txhim kho lub ru tsev trusses. Yog hais tias lub ru tsev trusses raug xa mus rau hauv seem, lub rooj sib txoos platform yuav tsum xub tsim nyob rau hauv av kom sib sau cov trusses rau hauv ib tug tag nrho, thiab hoist lawv mus rau hauv qhov chaw;

Kev teeb tsa lub ru tsev kab teeb, kev txhawb nqa, thiab purlins;

Installation ntawm lub ru tsev qhov cua ducts. Muaj ob txoj hauv kev: ib qho yog ib qho -daim siab- qhov siab siab installation, thiab lwm qhov yog sib sau ua ke cov qhov cua nkag hauv cov ntu hauv av thiab tom qab ntawd nqa lawv mus rau hauv qhov chaw tag nrho. Thoob plaws hauv tag nrho lub ru tsev installation, txoj kev ntawm ib txhij installation, kho, thiab kho yuav tsum tau saws.

 

Phab ntsa System Installation

 

Cov txheej txheem phab ntsa suav nrog txhua kab, cua- tiv thaiv trusses, phab ntsa purlins, thiab lwm yam. Cov txheej txheem kev teeb tsa yog: (1) phab ntsa kab, cua- cov kab resistant; (2) cua- tiv taus trusses; (3) phab ntsa purlins. Muaj ob txoj kev teeb tsa: ib qho yog txhawm rau nqa ib tus neeg raws li cov lus qhia saum toj no, thiab lwm qhov yog sib sau cov phab ntsa kab thiab purlins rau hauv ntu hauv av thaum muaj xwm txheej tso cai, thiab tom qab ntawd hoist rau hauv ntu. Cov txheej txheem ntawm kev teeb tsa ib txhij, kev hloov kho, thiab kho yuav tsum tau txais kev pom zoo thaum tsim kho.

 

Cov txheej txheem kev sib txuas

 

Muaj ob hom kev sib txuas: vuam thiab siab -lub zog ntsia hlau txuas.

• Vuam txuas

Vim tias kev sib txuas ntawm cov khoom siv feem ntau yog siab tshaj - qhov chaw ua haujlwm siab, nrog rau kev ua haujlwm loj thiab cov kev cai nruj, nws tau teev tseg tias cov vuam yuav tsum tuav daim ntawv pov thawj tsim nyog ua ntej vuam; Welders yuav tsum ua tib zoo xaiv, khaws cia, ci, thiab siv cov welding rods (xaim) raws li cov lus qhia thiab cov qauv tsim. Cov qib steel thiab cov khoom siv vuam siv thawj zaug yuav tsum tau ua tiav cov txheej txheem vuam thiab kev ntsuas kev ua haujlwm, thiab tsuas yog siv tau tom qab ua tau raws li qhov yuav tsum tau ua; hom bevel ntawm cov vuam yuav tsum ua tau raws li cov kev qhia tshwj xeeb thiab tsim nyog rau ntawm - qhov chaw vuam; cov txheej txheem vuam thiab tshuaj xyuas yuav tsum tau ua raws li nruj me ntsis raws li cov txheej txheem vuam kom ntseeg tau qhov zoo thiab qhov zoo ntawm cov vuam.

• Siab -lub zog bolt txuas

Muaj ob hom siab - lub zog bolts: loj hexagonal thiab torque -shear hom.

Txoj kev tsim kho rau loj hexagonal siab - lub zog bolts yog txoj kev torque thiab lub kaum sab xis.

Txoj kev torque yog qhov yooj yim, raug thiab siv tau, uas yog, siv lub tshuab hluav taws xob lossis phau ntawv torque wrench, teeb tsa kev tsim kho lub zog ntawm lub ntsia liaj qhov rooj, thiab ua qhov pib nruj thiab zaum kawg nruj ib qho los ntawm ib qho. Rau torque-shear hom siab- lub zog bolts, thawj zaug zawm yog ua tiav nrog ib tug torque ciaj ntswj, thiab qhov kawg zawm yog ua nrog ib tug tshwj xeeb kawg zawm ciaj ntswj.

Cov txheej txheem tsim kho rau siab - lub zog bolts yog:

(1) Tshawb xyuas cov chaw tsim khoom lub siab - lub zog bolt kev sib txhuam qhov chaw kuaj xyuas seb puas muaj kev tiv thaiv - plam coefficient raws li tus qauv tsim thiab cov lus qhia tshwj xeeb. Thiab txheeb xyuas raws li cov ntawv xeem uas muab los ntawm cov chaw tsim khoom.

(2) Kho qhov chaw sib txhuam ntawm cov khoom sib txuas thiab cov phaj sib txuas ua kom lawv tiaj tus, tsis muaj xeb thiab roj stains. Qhov kev sib txhuam ntawm qhov chaw yuav tsum muaj qhov tshwj xeeb roughness thiab yuav tsum tsis txhob du.

(3) Thaum txuas, cov bolts zoo tib yam yuav tsum tau siv rau kev kho ib ntus ua ntej. Tus naj npawb ntawm cov bolts zoo ib yam siv feem ntau yuav tsum yog ntau tshaj 1/3 ntawm tag nrho cov naj npawb ntawm qhov nyob hauv cov node.

(4) Tom qab cov khoom raug kho thiab cov ntsia hlau ib ntus tau nruj, siab - lub zog bolts yuav tsum tau muab tso rau (hloov) ib los ntawm ib qho. (5) Siv lub qhov rooj zawm zawm txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhuam nws, nws yuav tsum siv tus ntiv tes xoo kawg nkaus kom nruj rau tib qho kev txiav txim.

(6) Seal lub perimeter ntawm lub phaj txuas nrog putty los yog ib tug thicker xim.

(7) Siv cov roj rau sab nrauv ntawm lub phaj txuas.

 

Txheej Txheej

 

Kev saib xyuas tshwj xeeb yuav tsum tau them rau cov txheej txheem zoo thaum lub sijhawm teeb tsa:

Qhov saum npoo ntawm cov khoom yuav tsum tau sandblasted los yog tua blasted kom tshem tawm xeb thiab dov hlau oxide txheej;

Hom thiab xim code ntawm cov xim yuav tsum tau txiav txim siab raws li tus qauv tsim;

Cov zaj duab xis qhuav tuab ntawm cov xim yuav tsum tau txiav txim siab raws li cov qauv tsim. Yog tias tsis muaj cov qauv tsim, cov tuab feem ntau yuav tsum tau tswj ntawm 100-125μm rau cov khoom siv sab hauv tsev thiab 125-150μm rau cov khoom sab nraum zoov;

Txheej yuav tsum tau ua nruj me ntsis raws li cov txheej txheem txheej txheem thiab txheej txheem;

Txoj kev tsim kho ntawm tha xim cov khoom hauv lub Hoobkas lossis ntawm qhov chaw thiab tom qab ntawd hoisting lawv tuaj yeem txais yuav. Txhawm rau kom tsis txhob ua kom puas lub topcoat rau saum npoo ntawm cov khoom, cov hlua hloov tau yuav tsum tau siv los khi cov khoom thaum lub sij hawm hoisting. Xwb, lub tsho tiv no tuaj yeem sab laug ua ntej kev teeb tsa thiab tom qab ntawd pleev xim rau ntawm qhov siab siab tom qab kev teeb tsa.