Dab tsi yog multi span lawj?
Dab tsi yog multi span lawj?

Video: Dab tsi yog multi span lawj?

Video: Dab tsi yog multi span lawj?
Video: dab hais hmoob - 0818 - Tsis yog luag tub luag tsis hlub 2024, Kaum ib hlis
Anonim

Ntau - span decks muaj joists nrog ntau tshaj ib ncua qe dais ntau beam raws li qhia nyob rau hauv daim duab 7 thiab 8. Joists ntawm ib tug dawb-sawv lawj tsis txuas rau lub tsev; hloov cov kabmob yog muab los ntawm ib lub nqaj ntxiv nyob ntawm lossis ze ntawm phab ntsa tsev raws li qhia hauv daim duab 9.

Tsis tas li ntawd paub, dab tsi yog ib qho kab hluav taws xob ntau?

Ib leeg ncua kev tsim kho yog hais txog a nqaj (los yog slab) uas tsuas yog txhawb nqa (xav tias pinned) ntawm nws qhov kawg. A ntau - ncua lub hauv paus muaj kev txuas ntxiv mus thoob plaws txhua qhov kev txhawb nqa sab hauv thiab tuaj yeem ua tau zoo dua rau kev xav txog xws li khoov kev ntxhov siab raws qhov ntev ntawm lub caij.

Tom qab ntawd, lo lus nug yog, puas tsim nyog thaiv lawj? Thaiv los yog choj tuaj yeem siv rau ntau lub hom phiaj hauv lawj lub tsev. Feem ntau cov tswv yim decking zoo li parquet thiab lwm yam yuav xav tau qee yam thaiv . Txo joist bounce nrog thaiv . Nruab thaiv los yog txuas ntawm cov joists ntawm nruab nrab-span kom txo bounce.

Ib sab saum toj, deb npaum li cas tuaj yeem ncav cuag 2x10 rau lub lawj?

Hauv cov ntsiab lus dav dav, joists spaced 16 ntiv tes ntawm qhov chaw tuaj yeem ncua 1.5 npaug ntawm taw lawv qhov tob hauv ntiv tes. 2x8 txog 12 ko taw; 2x10 ua txog 15 ko taw thiab 2x12 txog 18 taw.

Qhov kev ncua yooj yim yog dab tsi?

Yooj yim ncua cov choj hla ntawm ib qho kev txhawb nqa mus rau lwm qhov thiab tuaj yeem koom ua ke los tsim kom ntev dua ncua . Nruam ncua txuas hniav hla ntawm ib sab mus rau lwm qhov nrog ib qho kev teeb tsa lub teeb, lossis arch. Cantilevered txuas hniav tau txais kev txhawb nqa ntawm ib qho kawg lossis hauv nruab nrab thiab feem ntau tuav los ntawm tensile suspension.

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