Kuyika pansi pazitsulo ndiye gawo lofunikira la dongosolo la pansinyumba zomangidwa ndi zitsulo. Monga mtundu wa pepala lopangidwa ndi chitsulo chomangira, limapereka njira yopanda mawonekedwe komanso yopanda pake pama slabs a konkire. Amapanga mpukutu wopindika wozizira wokhala ndi mawonekedwe a V, mawonekedwe a U kapena trapezoidal corrugated cross-sections. Nambala yake yachitsanzo idapangidwa monga: prefix ("YX" kapena "YXB") + kutalika kwa mafunde-wave m'lifupi mwake. Pali njira ziwiri zazikuluzikulu zomangika: zokhoma zachitsulo zokhazikika (zotseguka, mtundu wolowanso, mtundu wotsekeka) ndi chitsulo cha bar truss pansi.
Kukongoletsa kokhazikika kwachitsulo pansi kumapangidwa ndi mapepala achitsulo. Amayalidwa molunjika pazitsulo zachitsulo ndikumangirizidwa mwamphamvu ku zitsulo zachitsulo pogwiritsa ntchito zipilala zolowera mkati mwazitsulo. Ikhoza kupirira kudzilemera kwa konkire yonyowa ndi katundu womanga. Malinga ndi mawonekedwe a magawo odutsa, amatha kugawidwa m'mitundu yotseguka pansi, yoloweranso (mtundu wa dovetail) pansi komanso kutsekera kwamtundu wotsekedwa.
Imakhala ndi mawonekedwe a V kapena trapezoidal otseguka pamtanda. Zimangogwira ntchito ngati mawonekedwe okhazikika panthawi yomanga, ndi ubwino wa kukhazikitsa kosavuta, mtengo wotsika komanso msika waukulu.
Imatengera gawo lopingasa looneka ngati nkhunda. Kutsegula kwake pansi kumakhala kocheperako kuposa kutsegulira kwamtundu wotseguka, komwe kumathandizira kulumikizidwa kwamakina ndi konkriti. Ubwino wake waukulu wagona pakukana moto komanso magwiridwe antchito a anti-corrosion.
Ndilo mtundu wogwiritsidwa ntchito kwambiri womwe uli ndi magwiridwe antchito abwino kwambiri pakadali pano. Chigawo chake chodutsa chimatsekedwa mokwanira kuti chithe kutsekedwa kwathunthu ndi konkire. Imakhala ndi maubwino oyambira owoneka bwino komanso owoneka bwino komanso magwiridwe antchito abwino kwambiri.
Ma trusses azitsulo amapangidwa kale mu fakitale ndipo amawotcherera pamodzi ndi mapepala achitsulo opangidwa ndi malata. Kusiyanitsa kwake kwakukulu kuchokera kumayendedwe okhazikika achitsulo-chitsulo pansi kuli pagawo lonyamula katundu. Yoyamba imathandizira zigawo zake ziwiri kuti zigwire ntchito motsatana, pomwe chomalizacho chimazindikira zolinga ziwiri za chinthu chimodzi. Kuyika pansi pazitsulo zachitsulo kumakhala ndi magawo omveka bwino, magwiridwe antchito odalirika, komanso kuwongolera kosavuta. Mosiyana ndi izi, kuyika pansi kwachitsulo kumayika zofunika kwambiri pamalumikizidwe a gawo lililonse.
Kusankhidwa kwa decking pansi kumaphatikizapo kulingalira koyenera pakati pa nthawi, katundu, ntchito yomanga, ndi mtengo wonse. Pakati pa mitundu yosiyanasiyana, decking yotseguka imakhala ndi mtengo wotsika kwambiri; kulowetsedwanso kumapereka chitetezo chapamwamba cha moto ndi dzimbiri; kutsekedwa kwamtundu wotsekedwa kumapereka ntchito yabwino kwambiri; ndi chitsulo-bar truss decking imakhala ndi magwiridwe antchito apamwamba komanso kuwongolera koyenera.
Ndi Mayiko ati Oyenera Kumanga Malo Opangira Zophika Zophika Zitsulo?
Kodi Njira Zopangira Air Kuzungulira Ndi Chiyani? Momwe Mungasankhire Njira Zolowera mpweya pamisonkhano yazitsulo zazitsulo
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