Video: Qhov twg yog qhov kev tsim kho pob qij txha?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Kev sib koom ua ke yog ib hom ntawm pob qij txha hauv qhov chaw kev tsim kho uas tuaj yeem nyob ntawm phab ntsa thiab slabs. Qhov nrov tshaj plaws siv ntawm kev sib koom ua ke yog nyob rau ntawm slabs suspended. Qhov tseeb, nws txhais tau hais tias yog ib qho kev txiav ntev hauv lub slab thaum lub sij hawm ua vaj tse pouring txheej txheem.
Ntxiv mus, vim li cas cov pob qij txha raug muab?
Kev nthuav dav sib koom Cov no yog muab raws li kev taw qhia transverse tso cai rau kev nthuav dav thiab kev cog lus ntawm cov pob zeb ua vaj tse vim qhov kub thiab txias ntawm cov dej noo sib txawv. Lawv yog npaj los tiv thaiv kom tsis txhob muaj kev puas tsuaj rau hauv lub slab nws tus kheej los yog ib puag ncig cov qauv.
Ib tug kuj yuav nug, qhov twg yog qhov kev sib koom ua ke mus rau hauv ib lub slab? Raws li ACI 318-14 / 26.5. 6.2. b "tshwj tsis yog rau kev ntxhov siab pob zeb , kev tsim kho pob qij txha nyob rau hauv pem teb thiab ru tsev systems yuav tsum nyob rau hauv nruab nrab peb ntawm spans ntawm slabs , kab teeb, thiab girders tshwj tsis yog tias pom zoo los ntawm tus kws tshaj lij tsim qauv."
Kuj Paub, dab tsi yog cov pob qij txha hauv kev tsim kho?
Cov pob qij txha hauv pob zeb kev tsim kho yog kev tsim kho , expansion, contraction thiab cais pob qij txha . Cov no pob qij txha yog muab tso rau hauv pob zeb slabs thiab pavements ntawm ib ntus kom tiv thaiv kev loj hlob ntawm cov kab nrib pleb.
Puas yog code rau kev tsim kho cov pob qij txha hauv pob zeb?
Lub ACI Code xav tau kev tsim kho pob qij txha nyob rau hauv elevated slabs yuav tsum nyob rau hauv nruab nrab peb ntawm spans ntawm slabs, beams, thiab girders. Hom Kev sib koom ua ke hauv pob zeb Pavement: Hom Longitudinal Sib koom Details gudang lagu Lub sij hawm Kev tsim kho Sau los ntawm T. RangaRajan.
Pom zoo:
Puas yog lub tsev slabs muaj cov pob qij txha expansion?
Cov pob qij txha nthuav dav yog qhov dav txiav txiav nruab rau hauv kev ua haujlwm hauv pem teb thiab phab ntsa uas tso cai rau cov pob zeb nthuav dav thiab cog lus yam tsis muaj kev tawg. Lawv cais qhov sib txawv ntawm cov slab kom tag nrho cov slab tuaj yeem txav mus yam tsis muaj straining qee qhov ntau dua li lwm tus
Koj ua dab tsi ntxiv cib expansion pob qij txha?
Daim ntawv thov. Kev tswj cov pob qij txha tau sau los ntawm kev tso ib lub pas nrig polyurethane ua npuas ncauj rau hauv qhov tawg kom muab kev txhawb nqa rau lub caulking. Tom qab ntawd siv tus nqi tsim nyog ntawm caulking rau saum tus pas nrig ua npuas ncauj
Koj puas yuav tsum kaw cov pob qij txha expansion?
Kev nthuav dav cov pob qij txha yuav tsum tau muab khi nrog lub sealant hloov tau, xws li QUIKRETE Self-Leveling Polyurethane Sealant los yog QUIKRETE Non-Sag Polyurethane Sealant (nyob ntawm daim ntawv thov), lossis ib qho kev sib koom ua ke, kom tsis txhob muaj dej nkag mus rau qhov sib koom ua ke thiab ua rau lub hauv paus tsis zoo
Muaj pes tsawg hom pob qij txha nyob rau hauv kev tsim kho?
Cov pob qij txha muaj plaub yam sib txawv raws li lawv qhov tsim nyog thiab lub zog faib. Lawv muaj raws li hauv qab no: Kev Tsim Kho Cov Khoom Siv: Cov pob qij txha no yog tsim los tso cai rau kev hloov pauv ntawm ob sab ntawm cov slab tab sis kuj hloov cov kev ntxhov siab uas ua rau lawv los ntawm cov khoom siv sab nraud nrog cov txiaj ntsig siab tshaj plaws
Yuav ua li cas ua kom contraction pob qij txha hauv pob zeb?
Cov txheej txheem ntawm kev sib koom ua ke tuaj yeem ua tiav nyob rau hauv ib qho ntawm 3 theem: Thaum muab cov pob zeb, ib lub premoulded sawb yuav muab tso rau hauv lub pob zeb los tsim lub dav hlau tsis muaj zog. Hlau strips ntxig rau hauv terrazzo lossis preformed yas strips tuaj yeem muab tso rau hauv cov pob zeb ua pob zeb kom tsis txhob tawg