Siab hom rau Marine Porthole
Oct 18, 2022
Raws li hom qauv ntawm lub nkoj, lub siab ntawmlub qhov roojmuab faib ua peb hom, ib qho yog A-hom hnyav porthole, qhov thib ob yog B-hom nruab nrab porthole, thiab peb yog C-hom lub teeb porthole.
Cov qauv ntawm cov khoom hnyav thiab nruab nrab portholes zoo sib xws. Qhov sib txawv tseem ceeb yog qhov tuab ntawm iav. Thaum lub porthole qhib, nws muab faib ua sab laug-qhib, rear-qhib, co-hinged thiab tsau. Thaum lub qhov rais luv luv, lub voj voog ntawm flanges yuav tsum tau teeb tsa rau kev teeb tsa thiab kho. Yog tias lub qhov rais ntev, nws tuaj yeem txuas ncaj qha rau lub nkoj.
Hnyav-duty feem ntau yog ntsia hauv qab lub bulkhead lawj los yog freeboard lawj ntawm hiav txwv-mus ships, qhov twg lub sab qhib tau tso cai rau saum toj kawg nkaus load waterline, thiab qhov twg watertight thiab airtight yuav tsum tau.
Qhov nruab nrab qhov chaw nruab nrab yog ntsia rau ntawm qhov kawg ntawm sab los yog superstructure saum lub bulkhead lawj lossis freeboard lawj hauv cov neeg caij nkoj, ntawm ob sab thiab xaus ntawm thawj superstructure ntawm lub freeboard lawj hauv cov nkoj uas tsis yog neeg nrog caij.
Lub teeb hom yog ntsia saum lub freeboard rau cov neeg caij nkoj
