Isakhiwo Sesakhiwoiyisakhiwo esenziwe ngezinto zensimbi futhi ingenye yezinhlobo eziyinhloko zezakhiwo zokwakha. Isakhiwo sakhiwe ngokuyinhloko ngemishayo yensimbi, amakholomu ensimbi, izigxobo zensimbi nezinye izakhi ezenziwe ngezingxenye zensimbi namapuleti ensimbi, futhi samukela ukususwa kokugqwala kanye nezinqubo zokuvimbela ukugqwala ezifana ne-silanization, i-manganese phosphating ehlanzekile, ukuwashwa kwamanzi nokomisa, nokufaka uthayela. Ama-welds, ama-bolts noma ama-rivets ngokuvamile asetshenziselwa ukuxhuma izingxenye noma izingxenye. Ngenxa yesisindo sayo esincane nokwakhiwa okulula, isetshenziswa kabanzi emafektri amakhulu, izindawo, izakhiwo eziphakeme kakhulu, amabhuloho neminye imikhakha. Izakhiwo zensimbi zijwayele ukugqwala. Ngokuvamile, izakhiwo zensimbi zidinga ukuba zingagqwali, zifakwe uthayela noma zipendwe, futhi zinakekelwe njalo.
Incazelo
Insimbi ibonakala ngamandla amakhulu, isisindo esincane, ukuqina okuhle okuphelele, nokumelana okuqinile nokuguqulwa, ngakho ifaneleka ngokukhethekile ukwakha izakhiwo ezinkulu, eziphakeme kakhulu, nezisinda kakhulu; impahla ine-homogeneity enhle ne-isotropy, futhi iwumzimba onwebekayo okahle, ovumelana kangcono nokuqagelwa okuyisisekelo komshini wobunjiniyela ojwayelekile; impahla ine-plasticity enhle nokuqina, ingaba ne-deformation enkulu, futhi ingakwazi ukumelana nemithwalo enamandla; isikhathi sokwakha sifushane; inezinga eliphezulu lezezimboni futhi ingakhiqizwa ngezinga eliphezulu lemishini.
Izakhiwo zensimbi kufanele zifunde insimbi enamandla amakhulu ukuze zithuthukise kakhulu amandla azo okuvunwa; ngaphezu kwalokho, izinhlobo ezintsha zensimbi kufanele zigoqwe, njengensimbi emise okwe-H (eyaziwa nangokuthi insimbi ye-flange ebanzi) kanye nensimbi emise okwe-T namapuleti ensimbi enziwe uthayela ukuze kuhlangatshezwane nezidingo zezakhiwo ezinobubanzi obukhulu kanye nezakhiwo eziphakeme kakhulu.
Ngaphezu kwalokho, kukhona uhlelo lwesakhiwo sensimbi esilula ngaphandle kwamabhuloho ashisayo. Isakhiwo ngokwaso asiwongi amandla. Lobu buchwepheshe busebenzisa izixhumi ezikhethekile ezihlakaniphile ukuxazulula inkinga yamabhuloho abandayo futhi ashisayo esakhiweni; isakhiwo esincane se-truss sivumela izintambo namapayipi amanzi ukuba adlule odongeni, okulungele ukwakhiwa nokuhlobisa.
Izici
1. Amandla aphezulu wezinto ezibonakalayo nesisindo esincane
Insimbi inamandla aphezulu kanye ne-elastic modulus ephezulu. Uma kuqhathaniswa nokhonkolo nokhuni, ukuminyana kwayo ukuze ikhiqize isilinganiso samandla siphansi. Ngakho-ke, ngaphansi kwezimo ezifanayo zokucindezeleka, isakhiwo sensimbi sinesigaba esincane sesiphambano kanye nesisindo esincane, okulula ukuthutha nokufaka. Ifanele izakhiwo ezinama-spans amakhulu, ukuphakama okuphezulu kanye nemithwalo esindayo.
2. Insimbi inokuqina okuhle, ipulasitiki, izinto ezifanayo kanye nokuthembeka okuphezulu kwesakhiwo
Ifanele ukuthwala umthelela kanye nemithwalo eguqukayo, enokumelana okuhle nokuzamazama komhlaba. Isakhiwo sangaphakathi sensimbi siyafana futhi siseduze nomzimba we-isotropic homogeneous. Ukusebenza kwangempela kokusebenza kwesakhiwo sensimbi kuhambisana kakhulu nethiyori yokubala. Ngakho-ke, isakhiwo sensimbi sinokuthembela okuphezulu.
3. Izinga eliphezulu lemishini ekukhiqizeni nasekufakeni isakhiwo sensimbi
Izingxenye zesakhiwo sensimbi kulula ukuzenza emafektri futhi zihlangane esizeni. Imikhiqizo eqediwe yezingxenye zesakhiwo sensimbi eyenziwe ngomshini ekhiqizwa ezimbonini inemba eliphakeme, ukusebenza kahle kokukhiqiza okuphezulu, isivinini sokuhlanganisa esisheshayo esizeni kanye nesikhathi sokwakha esifushane. Isakhiwo sensimbi siyisakhiwo esinezinga eliphakeme kakhulu lezezimboni.
4. Ukusebenza okuhle kokubeka uphawu kwesakhiwo sensimbi
Njengoba isakhiwo esishiselwe singavalwa ngokuphelele, singenziwa sibe yiziqukathi zokucindezela okukhulu, amathangi amakhulu amafutha, amapayipi okucindezela, njll.
5. Isakhiwo sensimbi siyamelana nokushisa kodwa asikwazi ukumelana nomlilo
Lapho izinga lokushisa lingaphansi kuka-150 ℃, izakhiwo zensimbi zishintsha kancane. Ngakho-ke, isakhiwo sensimbi sifanelekile kuma-workshops ashisayo, kodwa lapho ingaphezulu lesakhiwo libhekene nemisebe yokushisa engaba ngu-150 ℃, kufanele ivikelwe ngamabhodi okushisa ukushisa. Uma izinga lokushisa lingu-300℃-400℃, amandla nemodulus enwebekayo yensimbi izokwehla kakhulu. Uma izinga lokushisa licishe libe ngu-600 ℃, amandla ensimbi afinyelela ku-zero. Ezakhiweni ezinezidingo ezikhethekile zokuvikela umlilo, izakhiwo zensimbi kufanele zivikelwe ngezinto eziphikisayo ukuze kuthuthukiswe izinga lokumelana nomlilo.
6. Ukumelana nokugqwala okungalungile kwesakhiwo sensimbi
Ikakhulukazi endaweni yemidiya eswakeme futhi eyonakalisayo, kulula ukugqwala. Ngokujwayelekile, izakhiwo zensimbi zidinga ukugqwala, zifakwe uthayela noma zipendwe, futhi zigcinwe njalo. Ezakhiweni zeplathifomu zasolwandle emanzini olwandle, izinyathelo ezikhethekile ezifana "nokuvikelwa kwe-zinc block anode" ziyadingeka ukuvimbela ukugqwala.
7. Ikhabhoni ephansi, ukonga amandla, okuluhlaza okotshani kanye nemvelo, ingasetshenziswa kabusha
Ukubhidlizwa kwezakhiwo zensimbi ngeke kudale udoti wokwakha, futhi insimbi ingagaywa kabusha futhi isetshenziswe kabusha.
Kusukela kudome ebabazekayo yezindawo ezinobude obubanzi kuya esibhakabhakeni esime mpo sezakhiwo eziphakeme kakhulu, isakhiwo sensimbi sesiwuphawu olubalulekile lwempucuko yesimanje yezakhiwo nezakhiwo zakhona ezinhle kakhulu zemishini kanye nezinzuzo zezimboni. Naphezu kwezinselelo zemvelo zokumelana nomlilo nokumelana nokugqwala, lezi ziphutha zinqotshwa ngamunye ngamunye ngokuthuthukiswa kwensimbi enamandla kakhulu, ukuthuthukiswa kobuchwepheshe bokulwa nokubola kanye nempumelelo kwezobuchwepheshe bokuvimbela umlilo. Ikakhulukazi ngaphansi kokuqondisa komgomo "we-carbon dual", isakhiwo sensimbi, esinekhabhoni ephansi, izici ezinobungani bemvelo kanye nezisetshenziswa kabusha, sihambisana ngokujulile nomqondo wokwakha oluhlaza. Ubuchwepheshe bayo obusha obufana nesistimu engenawo amabhuloho ashisayo kanye nokwakhiwa kwe-modular nakho kubonisa isiqondiso sesikhathi esizayo sokwakhiwa kwezimboni. .
Uma ukuthungwa okubandayo kwensimbi kuhlanganiswe ngokuphelele nobuciko bezakhiwo, futhi lapho ubuhle bemishini nokusebenza kulinganisa, isakhiwo sensimbi sekuyisikhathi eside sidlula impahla ngokwayo futhi isibe amandla ayinhloko aqhuba ukuguqulwa kwendawo yasemadolobheni. Kusukela ezimbonini zezimboni kuya ezakhiweni eziyingqopha-mlando, kusukela kumaphrojekthi wamabhuloho kuya kumapulatifomu angasogwini, lolu “hlaka lohlaka lokuphefumula” luyaqhubeka nokubhala inganekwane yokuhlanganisa ukuqina nokuguquguquka emlandweni wezakhiwo nokuvumelana nezimo okungapheli. Uma sibheka ikusasa, ngokuphindaphindwa okuqhubekayo kwesayensi yezinto ezibonakalayo nobuchwepheshe bokwakha, izakhiwo zensimbi ngokuqinisekile zizosekela umcabango womuntu wendawo emikhakheni eminingi eminingi, okwenza isakhiwo ngasinye sibe uphawu lwezikhathi lapho ubuchwepheshe nobuhle buhlala ndawonye.
Xhumana nathi ukuze uthole ulwazi olwengeziwe
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Isikhathi sokuthumela: Apr-16-2025