Tus nqaj hlau nyob qhov twg?
Tus nqaj hlau nyob qhov twg?

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Video: Tus nqaj hlau nyob qhov twg?
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Anonim

ua tso ntawm kev txhawb nqa pilaster (Daim duab 3-8) ua ke rau hauv lub hauv paus phab ntsa (yaug lossis poob). Girders tuaj yeem raug "tso" los ntawm tso lawv mus rau hauv ib tug thais nyob rau hauv lub hauv paus phab ntsa hu ua ib tug beam hnab tshos (Daim duab 3-9 thiab 3-10). Thaum twg cov hlua yog poob, cov joists so ncaj qha rau saum lawv.

Ib yam li ntawd, nws tau nug, tus nqaj hlau hauv kev tsim yog dab tsi?

ːrd?r/ yog ib qho kev txhawb nqa beam siv hauv kev tsim kho . Nws yog lub hauv paus tseem ceeb txhawb nqa ntawm tus qauv uas txhawb nqa kab teeb me me. Girders feem ntau muaj I-beam hla ntu uas muaj ob lub flanges load-bearing sib cais los ntawm lub vev xaib ruaj khov, tab sis kuj tseem tuaj yeem muaj lub thawv zoo, Z zoo, lossis lwm yam ntaub ntawv.

Tom qab ntawd, lo lus nug yog, dab tsi lub girder zoo li? Nws yog kev txhawb nqa kab rov tav tseem ceeb ntawm tus qauv lossis qhov loj nqaj uas txhawb me me kab teeb . Zoo li kab teeb , girders feem ntau muaj kuv- zoo li tus ntu ntu muaj ob lub flanges uas muaj lub nra thiab lub vev xaib kom ruaj khov. Girders kuj tseem tuaj yeem nqa lub thawv lossis Z duab, raws li zoo raws li lwm hom ntawv.

Hauv qhov no, tus choj girder nyob qhov twg?

Qhov ntev tshaj plaws choj choj nyob rau hauv lub ntiaj teb no yog 2,300 ko taw (700 m) ntev thiab nyob hauv Brazil. Muaj plaub hom choj choj , cais nyob ntawm cov khoom siv thiab hom girders siv.

Dab tsi yog hom girder?

Qhov thib ob feem ntau hom ntawm cov hlau niaj hnub tus nqaj hlau choj yog phaj thiab lub thawv. Lub sij hawm " girder "feem ntau siv sib pauv nrog" nqaj "hauv kev siv rau kev tsim choj. Txawm li cas los xij, qee tus kws sau txhais cov nqaj choj sib txawv me ntsis ntawm tus nqaj hlau choj. A girder tej zaum yuav ua los ntawm pob zeb lossis hlau.

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