Cov tshuab paving pob zeb, tseem hu ua pob zeb pavers lossis slipform pavers, yog cov khoom siv zoo tshaj plaws tsim los ua kom muaj txiaj ntsig zoo ntawm cov pob zeb loj loj rau txoj kev, txoj kev loj, tshav dav hlau, thiab lwm qhov chaw loj. Lawv ua hauj lwm los ntawm kev sib txuas ua ke, tso, sib kis, sib sau ua ke, thiab ua tiav cov pob zeb hauv ib qho dhau los, ua kom nrawm dua kev tsim kho piv rau cov txheej txheem ntawm phau ntawv. Ntawm no yog ib qho kev piav qhia ntawm lawv txoj haujlwm:
1. Kev npaj thiab teeb tsa: Ua ntej paving pib, lub subgrade (foundation av) yog npaj thiab stabilized. Lub tshuab paving yog teem rau ntawm lem lossis log raws txoj kev npaj. Cov khoom tseem ceeb xws li kev sib kis augers, vibrators, thiab cov screed tiav yog kho rau qhov xav tau pavement thickness thiab dav. Cov ntaub ntawv lossis cov ntawv qhia cov xov hlau feem ntau yog siv los tswj lub tshuab thiab xyuas kom muaj kev ncaj ncees thiab kev nce siab.
2. Kev xa khoom pob zeb: Npaj- cov tsheb sib xyaw ua ke xa cov pob zeb mus rau qhov chaw paving. Lub pob zeb yog dumped ncaj qha mus rau hauv lub hopper nyob rau pem hauv ntej ntawm lub paving tshuab.
3. Kev nthuav dav thiab kev faib tawm: Raws li lub paver txav mus rau pem hauv ntej (tsav los ntawm nws cov lem lossis lub log), cov pob zeb ntawm lub hopper yog pub rau lub subgrade. Kev nthuav tawm cov augers lossis cov khoom xa tawm hauv lub tshuab ua haujlwm kom sib npaug faib cov pob zeb hla tag nrho qhov dav ntawm cov phiaj xwm pavement slab nyob rau hauv pem hauv ntej ntawm kev tsim thiab compacting mechanisms. Sensors feem ntau pab tswj lub taub hau ntawm cov khoom zoo ib yam.
4. Kev co thiab kev sib koom ua ke: Tam sim ntawd tom qab cov khoom sib kis, ib lub txhab nyiaj ntawm cov vibrators sab hauv (feem ntau poker vibrators) nkag mus rau hauv cov pob zeb. Cov siab no - zaus vibrators agitate cov pob zeb sib tov, tshem tawm cov hnab tshos huab cua thiab xyuas kom cov khoom ntws ntom ntom ntawm ib qho kev txhawb nqa thiab ua tiav daim ntawv. Cov kauj ruam no yog qhov tseem ceeb rau kev ua tiav lub zog thiab kav ntev.
5. Slipforming thiab Finishing: Qhov no yog qhov tseem ceeb ntawm lub tshuab lub npe ua haujlwm. Ib daim ntawv nruj, zoo li cov hlau los yog "screed" ua raws li cov vibrators. Raws li lub tshuab txav mus rau pem hauv ntej ("slips"), daim ntawv no txuas ntxiv ua rau saum npoo thiab sab ntawm cov pob zeb pob zeb. Cov screed feem ntau suav nrog tamping tuav lossis oscillating beams uas ntxiv du thiab compact qhov chaw tam sim ntawd tom qab daim ntawv. Qhov tshwm sim yog ib tug precisely tsim, du pob zeb slab.
6. Texturing thiab Curing: Feem ntau, cov khoom siv texturing (xws li brooms lossis rub textures) ua raws li tom qab lub screed los tsim kom tiav qhov xav tau nto (xws li, tsis yog-slip texture). Thaum kawg, cov tshuaj tua kab tuaj yeem muab txau rau ntawm qhov chaw ua vaj tse tshiab kom tiv thaiv kom tsis txhob ya raws sai, uas yog qhov tseem ceeb rau kev txhim kho pob zeb kom zoo.
Los ntawm kev sib txuas cov kauj ruam no mus rau hauv cov txheej txheem txuas ntxiv, tsis siv neeg, cov tshuab ua vaj tse paving ua kom muaj kev tsim kho sai ntawm kev ua haujlwm siab - zoo, ntev - kev ua vaj tse nyob ntev nrog qhov ntev thiab du.