Kodi I Beam ndi chiyani?

I-miyala, amadziwikanso kutiH-miyala, ndi zina mwa zigawo zomwe zimagwiritsidwa ntchito kwambiri pamapangidwe amakono ndi zomangamanga. Zodziwika bwinoI- kapena H-woboola pakati pa gawozimawapatsa luso lonyamula katundu komanso kuchepetsa kugwiritsidwa ntchito kwa zinthu, kuwapangitsa kukhala abwino kwa ntchito zosiyanasiyana kuchokera ku nyumba ndi milatho mpaka kumanga zombo ndi mafakitale.

M'nkhaniyi, tikhala pansi mozamamitundu ya matabwa a I, wawostructural anatomy,ndichifukwa chake ali ofunikira kwambirimu ntchito yomanga ndi zomangamanga.

Ⅰ. Mitundu ya I-Beams ndi Makhalidwe Awo

Sikuti mitengo yonse ya I-I ndi yofanana. Pali mitundu ingapo yotengera mawonekedwe, kukula kwa flange, ndi makulidwe a intaneti. Mtundu uliwonse umagwira ntchito zosiyanasiyana malinga ndi zofunikira za katundu, momwe zimathandizira, ndi mapangidwe ake.

1. Miyezo Yokhazikika (S-Beams)

Amatchulidwanso mophweka ngatiI-miyala, ndiS - mtengondi imodzi mwazofunikira kwambiri komanso zachikhalidwe. Amagwiritsidwa ntchito kwambiri ku North America ndipo amagwirizana ndi ASTM A6/A992.

  • Parallel Flanges: Mitengo ya I-imakhala ndi ma flanges ofanana (nthawi zina pang'ono).

  • M'lifupi Flange: Ma flanges awo ndi ocheperako poyerekeza ndi mitundu ina yamitengo ya flange.

  • Kulemera Kwambiri: Chifukwa cha ma flanges awo ang'onoang'ono komanso ukonde wocheperako, ma I-beams ndi oyenera kunyamula katundu wopepuka ndipo amagwiritsidwa ntchito pomanga ang'onoang'ono.

  • Utali Wopezeka: AmbiriI-miyalaamapangidwa kutalika mpaka 100 mapazi.

  • Ntchito Zofananira: Zolumikizira pansi, matabwa a denga, ndi zida zothandizira m'nyumba zotsika.

2. H-Milu (Bearing Milu)

H-milundi matabwa olemetsa omwe amapangidwa makamaka kuti aziyika maziko akuya ndi ma mulung system.

  • Wide, Thick Flanges: Flange yotakata imawonjezera kukana kwapambuyo ndi axial.

  • Makulidwe Ofanana: Flange ndi ukonde nthawi zambiri zimakhala ndi makulidwe ofanana pakugawa mphamvu zofananira.

  • Katundu Wolemera: Milu ya H amamangidwira kuti aziyendetsa moyima m'nthaka kapena pamiyala ndipo amatha kunyamula katundu wokwera kwambiri.

  • Zogwiritsidwa Ntchito mu Maziko: Oyenera kupanga milatho, nyumba zazitali, zomanga zam'madzi, ndi ntchito zina zolemetsa za zomangamanga.

  • Design Standard: Nthawi zambiri zimagwirizana ndi ASTM A572 Grade 50 kapena zofananira.

3. W-Beam (Mitanda Yonse ya Flange)

Zithunzi za W, kapenaWide Flange Beam, ndi mitundu yomwe imagwiritsidwa ntchito kwambiri pakupanga kwamakono.

    • Wider Flanges: Poyerekeza ndi mizati ya I-standard, matabwa a W ali ndi flanges omwe ali otambalala komanso nthawi zambiri.

    • Makulidwe Osiyanasiyana: Flange ndi makulidwe a intaneti amatha kusiyanasiyana malinga ndi kukula kwake ndi kugwiritsa ntchito, zomwe zimapereka kusinthasintha kwapangidwe kamangidwe.

    • Kuchuluka kwa Mphamvu-kulemera Kwambiri: Mawonekedwe abwino a W-beam amakulitsa mphamvu ndikuchepetsa kulemera kwazinthu zonse.

    • Zosiyanasiyana Mapulogalamu: Zomangamanga, nyumba zachitsulo, milatho, zomanga zombo, ndi nsanja zamakampani.

    • Kugwiritsa Ntchito Padziko Lonse: Zofala ku Ulaya, Asia, ndi ku America; Nthawi zambiri amapangidwa ku EN 10024, JIS G3192, kapena ASTM A992 miyezo.

Chitsulo chosapanga dzimbiri HI Beam welded mzere

Thezitsulo zosapanga dzimbiri H / I mtengo welded mzerendi njira yopangira zinthu zambiri zomwe zimagwiritsidwa ntchito popanga matabwakujowina zitsulo zosapanga dzimbiri kudzera mu welding wa submerged arc (SAW) or TIG/MIG kuwotchereranjira. Pochita izi, ma flange ndi mawebusayiti amasonkhanitsidwa ndendende ndikuwotcherera mosalekeza kuti apange zomwe akufuna.Mbiri ya H-beam kapena I-beam. Miyendo yowotcherera imapereka mphamvu zamakina, kukana kwa dzimbiri, komanso kulondola kwenikweni. Njira imeneyi imagwiritsidwa ntchito kwambiri popangamatabwa amitundu yosiyanasiyanazomanga, zam'madzi, ndi mafakitale pomwe makulidwe ozungulira otentha sapezeka. Njira yowotcherera imatsimikizirakulowa kwathunthu ndi zolumikizira zolimba, kulola mtengowo kunyamula katundu wolemetsa wokhazikika pamene ukusunga kukana kwapamwamba kwa dzimbiri kwa chitsulo chosapanga dzimbiri.

Ⅱ. Anatomy ya I-Beam

Kumvetsetsa kapangidwe ka mtengo wa I-ndikofunikira kuti mumvetsetse chifukwa chake imagwira ntchito bwino pakupsinjika.

1. Flanges

  • Thepamwamba ndi pansi yopingasa mbalewa bulu.

  • Zapangidwa kuti zikanemphindi zopindika, amalimbana ndi kupsinjika ndi kupsinjika.

  • Flange m'lifupi ndi makulidwe zimatsimikiziramphamvu yonyamula katundu.

2. Webusaiti

  • Thembale yoyimakugwirizanitsa ma flanges.

  • Zapangidwa kuti zikanekukameta ubweya mphamvu, makamaka m'katikati mwa mtanda.

  • Kuchuluka kwa intaneti kumakhudzamphamvu yakumeta ubweya wonsendi kuuma kwa mtengowo.

3. Gawo Modulus ndi Moment of Inertia

    • Gawo Modulusndi chinthu cha geometric chomwe chimatanthawuza mphamvu ya mtengo kuti ikanize kupindika.

    • Nthawi ya Inertiaamayesa kukana kupatuka.

    • WapaderaIne-mawonekedweimapereka mwayi wabwino kwambiri wanthawi yayitali komanso kugwiritsa ntchito zinthu zochepa.

Chitsulo Chosapanga dzimbiri HI Beam R Ngongola Yopukuta

TheR angle kupukutandondomeko ya zitsulo zosapanga dzimbiri H / I matabwa amatanthauzakupukuta molondola kwa mkati ndi kunja kwa fillet (radius) ngodyakomwe flange ndi ukonde zimakumana. Njira iyi imawonjezera mphamvukusalala pamwambandichidwi chokongolaya mtanda pamene ikukulansokukana dzimbiripochotsa ma weld discoloration, ma oxides, ndi kuuma kwa pamwamba pazigawo zopindika. Kupukuta ngodya kwa R ndikofunikira kwambirintchito zomanga, zaukhondo, ndi zipinda zaukhondo, kumene maonekedwe ndi ukhondo ndizofunika kwambiri. Makona a radius opukutidwa amabwerakumaliza yunifolomu, kuchepetsa chiopsezo cha kuipitsidwa, ndi kuyeretsa mosavuta. Gawo lomalizali nthawi zambiri limaphatikizidwa ndi kupukuta kwathunthu (mwachitsanzo, No.4 kapena galasi lomaliza) kuti likwaniritsezokongoletsa kapena ntchito miyezo.

Ⅲ. Kugwiritsa ntchito I-Beams mu Construction

Chifukwa cha mphamvu zawo zapamwamba komanso kapangidwe kake, matabwa a I-beams ndi H-matanda amagwiritsidwa ntchito pafupifupi mtundu uliwonse wa zomangamanga ndi zomangamanga zazikulu.

1. Nyumba Zamalonda ndi Zogona

  • Zomangamanga Zazikulu: Amagwiritsidwa ntchito m'mizati, mizati, ndi zomangira pothandizira nyumba zansanjika zambiri.

  • Padenga ndi Pansi Kachitidwe: Mitanda imapanga gawo la mafupa omwe amathandiza pansi ndi madenga.

  • Industrial Platforms ndi Mezzanines: Mphamvu yawo yonyamula katundu ndi yabwino pakupanga pansi pa mezzanine.

2. Ntchito Zomangamanga

  • Milatho ndi Zodutsa: W-mitengo ndi ma H-milu amagwiritsidwa ntchito pafupipafupi pama milatho ndi zothandizira pamasitepe.

  • Mapangidwe a Sitima ya Sitima: Mitengo ya I-I imagwiritsidwa ntchito pamabedi omvera ndi mafelemu othandizira.

  • Misewu yayikulu: Oyang'anira nthawi zambiri amagwiritsa ntchito mbiri yachitsulo ya W-beam pofuna kukana mphamvu.

3. Umisiri wa Marine ndi Offshore

  • Ma Port Facilities ndi Piers: Milu ya H-yothamangitsidwa m'nthaka ya pansi pa madzi imapanga maziko ochiritsira.

  • Kupanga zombo: Mitanda yopepuka koma yolimba ya I-mitanda imagwiritsidwa ntchito pamafelemu ndi ma desiki.

4. Industrial Manufacturing and Equipment

  • Mafelemu Othandizira Makina: I-matabwa amapereka maziko olimba a zida zoyikira.

  • Cranes ndi Gantry Beams: Mitengo yamphamvu ya W-high imagwira ntchito ngati njanji kapena njanji.

Ⅳ. Ubwino wa I-Beams

Mainjiniya ndi omanga amasankhaI-miyalachifukwa amapereka zabwino zambiri zamapangidwe ndi zachuma:

1. Kuchuluka kwa Mphamvu-Kulemera Kwambiri

Mawonekedwe a I amakulitsa mphamvu yonyamula katundu pamene akugwiritsa ntchito zinthu zochepa, zomwe zimapangitsa kuti zitsulo zichepetse komanso mtengo wa polojekiti.

2. Kusinthasintha kwapangidwe

Kukula ndi mitundu yosiyanasiyana (mwachitsanzo, matabwa a S, matabwa a W, milu ya H) zilipo kuti zikwaniritse zosowa zosiyanasiyana zamapangidwe.

3. Kugwiritsa Ntchito Ndalama

Chifukwa cha kukhathamiritsa kwawo komanso kupezeka kwawo, ma I-mitanda amapereka imodzi mwazabwino kwambirikuchuluka kwa magwiridwe antchitomu kupanga zitsulo.

4. Kusavuta Kupanga ndi Kuwotcherera

Ma Flanges ndi ukonde amatha kudulidwa, kubowola, ndi kuwotcherera mosavuta pogwiritsa ntchito njira zopangira.

5. Kukhalitsa

Pamene apangidwa kuchokerazitsulo zamapangidwe apamwamba kwambiri(mwachitsanzo, ASTM A992, S275JR, Q235B), matabwa a I-miyendo amapereka kukana kwambiri kuvala, dzimbiri, komanso kukhudzidwa.

Ⅴ. Zosankha za I-Beam

Posankha mtundu woyenera waNdi - mtengopa ntchito, ganizirani izi:

  • Katundu Zofunika: Dziwani za axial, kumeta ubweya, ndi kupindika.

  • Kutalika kwa Span: Zipatala zazitali nthawi zambiri zimafuna ma flanges okulirapo kapena ma module apamwamba.

  • Maziko kapena Mtundu wa Frame: H-milu ya maziko akuya; W-mitengo yopangira mafelemu oyambirira.

  • Maphunziro a Zinthu: Sankhani kalasi yoyenera yachitsulo kutengera mphamvu, kutsekemera, komanso kukana kwa dzimbiri.

  • Kutsata Miyezo: Onetsetsani kuti mtengowo ukugwirizana ndi ASTM, EN, kapena JIS miyezo ya dera lanu kapena polojekiti yanu.

Mapeto

I-miyala-kaya yokhazikikaS-mitengo, Zithunzi za W, kapena ntchito yolemetsaH-milu-ndi iwomsana wa zomangamanga zamakono zamakono. Mapangidwe awo aluso, masinthidwe osiyanasiyana, komanso makina abwino kwambiri amawapangitsa kukhala oyenera chilichonse kuyambira ma skyscrapers mpaka milatho, makina mpaka zida zakunyanja.

Mukagwiritsidwa ntchito moyenera,I-miyalakupereka mphamvu zosayerekezeka, kulimba, ndi chuma pa zomangamanga. Kumvetsetsa kusiyana kwa mtundu uliwonse kungathandize mainjiniya, omanga, ndi akatswiri ogula zinthu kupanga zisankho zomwe zimakwaniritsa zonse ziwiri.magwiridwe antchito komanso kukwera mtengo.

Nthawi yotumiza: Jan-31-2024