In izakhiwo zezimboni, izitshalo zokukhiqiza, kanye nezindawo zokugcina izimpahla ezinkulu, i-steel structure crane beam isebenza njengengxenye eyinhloko yezinhlelo zokuphatha umthwalo osindayo. Ibeka ngokuqondile ukuphepha kokusebenza nokusebenza kahle kwemishini efana nama-cranes angaphezulu kanye nama-gantry cranes, asebenza njengesixhumanisi esibalulekile phakathi kwezakhiwo zokwakha kanye nemisebenzi yokukhiqiza. Kungakhathaliseki ukuthi ungumklami wobunjiniyela, umphathi wokwakha iphrojekthi, noma uchwepheshe wokulungisa indawo, ukwazi ulwazi oluyisisekelo lwemishayo ye-steel structure crane kuzokusiza wenze izinqumo ezinolwazi ekuhleleni iphrojekthi, ukukhetha, nokuthengwa kwempahla, noma ukusebenza nokulungiswa kwansuku zonke.
Yini Odinga Ukukwazi NgeSteel Structure Crane Beam?
Kubalulekile ukuqonda ukuthi ingqikithi ye-crane yesakhiwo sensimbi ingaphezu nje “kokuthwala imithwalo”—iyingxenye yesakhiwo ephethe umthwalo okhethekile eklanyelwe ukusekela imishini yokuphakamisa. Ngokuyinhloko yenziwe ngensimbi enamandla amakhulu, ifakwa phezulu kwamakholomu efekthri noma izisekelo ezizinikezele, ihlinzeka ngomkhondo wokusebenza ozinzile kanye ne-fulcrum ethwala umthwalo wama-cranes.
Akuyona inguqulo ethuthukisiwe yemishayo yesakhiwo evamile: imishayo evamile ithwala kuphela imithwalo emile emile, kuyilapho i-steel crane beam kufanele ngesikhathi esifanayo imelane nesisindo se-crane, umthwalo omile wezinto ezisindayo eziphakanyisiwe, kanye nemithwalo eguqukayo, amandla asemaceleni, namatorque akhiqizwa ngesikhathi sokuqalisa, ukubhuleka, nokuqondisa. Lokhu kudinga ukuthi ihlangabezane nezindinganiso eziqinile zamandla, ukuqina, ukuzinza, nokumelana nokukhathala.
Imisebenzi Eyinhloko Yezinsimbi Zensimbi Yokwakheka Kwensimbi: Ihlukanisiwe Nemishayo Evamile
Ngaphandle komsebenzi wayo oyisisekelo wokudlulisa umthwalo, insimbi yesakhiwo se-crane inikezela ngamakhono amabili abalulekile angeziwe:
- Ukuqinisekisa amathrekhi okusebenza anembayo: Ihlinzeka ngezindlela zokugijima ezinembayo eziphezulu zamasondo e-crane, ilawula ukucaba kwethrekhi nokuchezuka kwe-beam. Lokhu akugcini nje ngokuthuthukisa ukunemba kokusebenza kokuphakamisa kodwa futhi kunciphisa umthelela wokudlidliza kwemishini ezintweni zokusebenza nezakhiwo zokwakha.
- Ukumunca imithelela nokwenza ngcono indawo yokusebenza: Idizayini yayo yesakhiwo ivikela amandla okuthinta ngesikhathi sokusebenza, inciphisa ukuguga kwamasondo e-crane namathrekhi kuyilapho kunciphisa umsindo wokusebenza, kudala indawo yokusebenzela ephephile nenethezeke kakhudlwana.
Le misebenzi ewumongo ihlobene futhi iyaphelelisana, ibe nomthelela ngqo ekusebenzeni okuphelele kanye nempilo yesevisi yesistimu yokuphakamisa.
Ukubunjwa Kwengxenye kanye Nokusebenza Kwezinsimbi Ze-Crane Beams
Izingxenye ze-steel structure crane beam zithonya ngokuqondile ukusebenza kwayo. Ukuma kwe-cross-sectional yesakhiwo esiyinhloko (njenge-I-beam, i-H-beam, noma ingxenye yebhokisi) ichaza umthamo wayo wokuthwala umthwalo nokuqina; phakathi kwalokhu, isigaba sebhokisi sinikeza ukumelana okuphakeme kakhulu kwe-torsional uma kuqhathaniswa ne-I-beam, okwenza ifaneleke izimo eziyinkimbinkimbi ezithwala imithwalo. Izinga lezingxenye zokuxhuma, kufaka phakathi amandla e-bolt kanye nobuciko bokushisela, kuthinta ngokuqondile ukuzinza kwesakhiwo; ikhwalithi ye-weld engalungile noma amabhawodi axegayo angaholela kalula ekudluliselweni komthwalo ongalingani kanye nokugxilwa kwengcindezi yendawo.
I-Lateral bracing kanye namadivayisi amelana ne-torsion ezingxenyeni ezisizayo kuvimbela kahle ukungazinzi kwe-beam ngaphansi kwemithwalo esindayo noma amandla asemaceleni. Ngesikhathi esifanayo, ukunemba kwezibophelelo zethrekhi kuthinta ngokuqondile ukushelela kokusebenza kwe-crane. Ukuqonda ukuhlobana phakathi kokwakheka nokusebenza kuyisisekelo esiyinhloko sokuhlola ikhwalithi yesakhiwo se-crane beam.
Izinhlobo Ezivamile kanye Nemibandela Yokukhetha Yemishayo Ye-Crane Ezakhiweni Zensimbi
Okuqukethwe kwesayensi okudume kakhulu kumane kuklelise izinhlobo zemishayo ye-crane, kubheke umqondo oyinhloko wokukhetha ukunemba okusekelwe ezidingweni ezithile. Ngokuhlanganisa izici ezibalulekile njengomthamo womthwalo, ubude besikhathi, nendawo, lesi sigaba sihlukanisa umehluko wezinhlobo ukuze sikusize ugweme izingibe zokukhetha okungaboni.
Ukukhethwa Ngokwefomu Lesakhiwo: Ukufanisa Kahle Umthamo Womthwalo kanye Ne-span
- Imishayo ye-Single-Girder Steel Crane: Ihambisana nesakhiwo esilula, isisindo esincane, nezindleko eziphansi, amamodeli e-single-girder anomthamo olinganiselwe wokuthwala umthwalo nokuqina. Zifaneleka kakhulu izimo ezinomthamo womthwalo ≤ amathani angama-20, ubude besikhathi ≤ amamitha angu-20, kanye nemvamisa yokusebenza ephansi—njengezindawo zokugcina izimpahla ezincane, imigqa yokukhiqiza ukukhanya, nemisebenzi yokwenyusa ngezikhathi ezithile.
- Imishayo ye-Double-Girder Steel Crane: Akhiwe ngamagida amabili aphambili ahambisanayo, imishayo eyi-double girder inikeza ukuqina okuthuthukisiwe kanye nekhono eliphezulu lokuthwala umthwalo. Zilungele izinhlelo zokusebenza ezinomthamo wokulayisha ≥ amathani angama-20, ubude bamamitha angama-20-30, noma imvamisa yokusebenza okuphezulu—okuhlanganisa nemishini esindayo, izigayo zensimbi, kanye nokusebenza okuqhubekayo kokukhiqiza.
- I-Truss-Type Crane Beams: Ilula futhi ivumelane kakhulu nezipani ezinkulu, imishayo yohlobo lwe-truss ihamba phambili kuzimo ezibanzi kodwa ezinomthwalo omaphakathi. Ikesi elijwayelekile lokusebenzisa isitolo esilula esine-spans ≥ 30 metres, lapho inzuzo yabo yesisindo nokuguquguquka kwe-span kunikeza inani elingokoqobo.
- I-Box-Section Crane Beams: Ngokumelana okuhle kakhulu nokuqina kwe-torsion, imishayo yesigaba sebhokisi iklanyelwe izimo zomthwalo osindayo nezinzima—njengokugibela imishini esindayo emachwebeni nasezimbonini zamandla. Qaphela ukuthi zidinga izindleko zokukhiqiza eziphakeme kanye namazinga aqinile wokufaka.
Isimiso Sokukhetha Okubalulekile: Gwema ukulungisa ngokweqile ngale kwemikhawulo yesabelomali noma ukukhetha izisombululo ezingabizi kangako. Okubalulekile ukulinganisa ukusebenza kanye nezindleko ngokusekelwe ezintweni ezintathu ezibalulekile: umthamo wokulayisha, ubude besikhathi, kanye nemvamisa yokusebenza.
Imishayo ye-Steel Crane: Ukukhetha Ibanga Lokubalulekile Lokuqondanisa Imvelo & Amandla
Insimbi ye-Q235 kanye nensimbi ye-Q345 yizinto ezijwayelekile zemishayo yensimbi yensimbi, futhi akusho ukuthi lokhu kwakamuva kuphakeme ngokwemvelo kuneyangaphambili.
Insimbi ye-Q235 inikeza i-ductility enhle, ukushisela okuhle kakhulu, kanye nezindleko eziphansi, okuyenza ifanele izitshalo zezimboni ezijwayelekile ezinezindawo ezomile zasendlini, imithwalo emaphakathi (≤30 amathani), futhi ingabi nokudlidliza okukhulu. Insimbi ye-Q345, ngokungafaniyo, ifaka amandla aqine kakhulu aqinile, ukuqina okuhle, nokumelana nokukhathala okuphakeme, evumelana nezimo ezishisayo zangaphandle, imithwalo esindayo (≥30 amathani), amazinga okushisa aphansi, noma izindawo zokudlidliza ezinemvamisa ephezulu, njengezigayo zensimbi nezimbobo.
Iphutha eliyinhloko ekukhetheni izinto ezibonakalayo ukukhetha ngobumpumputhe insimbi yezinga eliphezulu. Uma imvelo yomile futhi umthwalo uphakathi, insimbi ye-Q235 ihlangabezana ngokugcwele nezidingo, futhi ukuphishekela ngokweqile kwensimbi ye-Q345 kuzokwandisa izindleko kuphela. Ngokuphambene, ukusebenzisa insimbi ye-Q235 endaweni enomthwalo osindayo noma enokhahlo kungaholela ekugugeni ngaphambi kwesikhathi noma izingozi zokuphepha ezingaba khona. Ukwengeza, izindawo ezikhethekile ezifana nezindawo ezisogwini nezitshalo zamakhemikhali zidinga ukucatshangelwa kokwelashwa okunqanda ukugqwala—insimbi enamapulangwe noma insimbi yesimo sezulu ingakhethwa ukuze kuvinjelwe ukugqwala ekufakeni engozini ukuphepha kwesakhiwo.
Ukufunda Okuhlobene
Ukwenziwa kanye Nokufakwa Kwensimbi Yesakhiwo Sezinsimbi Ze-Crane
Izinkinga ezinemininingwane ezigabeni zokukhiqiza nokufaka yizona zimbangela eziyinhloko zokwehluleka kwesikhathi eside kumishayo ye-crane. Ngezansi, sigxila ezingibeni ezivamile zekhwalithi embonini, sihlukanise amaphuzu abalulekile wokulawula, futhi sikusize ugweme izinkinga ezifihliwe.
Amaphuzu Abalulekile Wokulawula Ukwenziwa Kwezinsimbi Ze-Industrial Steel Crane
Ukunemba okungasho lutho kuthonya ngokuqondile ukuhlangana okulandelayo nokuthembeka kwesakhiwo. Amaphutha e-dimensional eyeqile ngesikhathi sokusikwa kwensimbi abangela izikhala ezingalingani zokuhlanganisa umzimba webhande, okubuye kubeke engcupheni ubuqotho be-weld kanye nokusebenza okuphelele kokuthwala umthwalo. Abaqambi kufanele basebenzise okokusebenza kokusika kwe-CNC ukuze bagcine ukubekezelela kwe-dimensional okungu-≤±2mm futhi benze ukuhlola kwangaphambi komhlangano ngaphambi kokuhlanganisa ngokusemthethweni.
Ikhwalithi yokushisela imi njengento ebalulekile yokuphepha kwesakhiwo. Amaphutha afana nokungena okungaphelele kanye nokuqhekeka kwe-weld kunganciphisa kakhulu amandla okuxhumana ezingxenye zokusekela zikaloliwe we-crane. Kubalulekile ukukhetha ama-electrode okushisela noma izintambo ezihambisana nesisekelo sensimbi, sebenzisa izinqubo zekhwalithi ephezulu njengokushisela i-arc engaphansi, futhi usebenzise ukuhlola okungabhubhisi okungu-100% (isb, i-ultrasonic NDT) ngemva kokushisela.
Ukuvikela ukugqwala okuphelele kuyisihluthulelo sokwelula impilo yesevisi yezingxenye ze-crane. Ukususwa kokugqwala okungaphelele kanye nokujiya okunganele kungasheshisa ukuwohloka kwensimbi yesakhiwo ngokuhamba kwesikhathi. Ukudubula kufanele kusetshenziselwe ukususa ukugqwala (ukuthola ibanga elingu-Sa2.5), futhi ukujiya kokumboza kufanele kugcinwe ku-≥120μm ngokusetshenziswa okufanayo kuzo zonke izindawo futhi kungabikho izindawo ezigejiwe.
Imihlahlandlela Yokufaka Okunembayo Kwemishayo Yensimbi Yesakhiwo Sensimbi
Izinkinga ezintathu ezivamile zivela ngesikhathi sokufakwa. Okokuqala, ukuchezuka kokuphakama kwephoyinti lokusekela: ukuphakama okuphezulu kwekholomu okungahambisani kubangela ukusabalalisa kwamandla angalingani kanye nokuchezuka okungavamile. Hlola kabusha ukuphakama kokufakwa ngaphambilini, ubeke umkhawulo ukuchezuka ku-± 3mm. Okwesibili, amaphutha okucaba/ukuqondisa okudlulele: iziqongo zemishayo ezingalingani noma izimbazo ezingahambelani ziholela ekujameni kwe-crane nokuguga kwamasondo. Lungisa ngamaleveli/theodolites (ukucaba ≤ 2mm/m, ukuqondisa ≤ 5mm ubude obugcwele). Okwesithathu, ukulungisa okungalungile: amabhawodi axegayo noma ukushisela okungekuhle kubangela ukungazinzi. Qinisekisa ukuthi i-torque yebholithi enamandla amakhulu ihlangabezana nezindinganiso zokuklama, amashisela agcwele, futhi yenza ukuhlolwa komthwalo wangemuva kokufakwa ukuze kuqinisekiswe ukuzinza.
Mayelana K-HOME
——Abakhiqizi Bezakhiwo Zensimbi Esenziwe Ngaphambi Kobunjiniyela baseChina
Henan K-home Steel Structure Co., Ltd itholakala Xinxiang, Henan Province. Isungulwe ngonyaka ka-2007, inhlokodolobha ebhalisiwe ka-RMB 20 million, ehlanganisa indawo engamamitha-skwele ayi-100,000.00 enabasebenzi abangama-260. Sisebenza ekwakhiweni kwesakhiwo esenziwe ngaphambili, isabelomali sephrojekthi, ukwakhiwa, ukufakwa kwesakhiwo sensimbi kanye namaphaneli amasemishi aneziqu zenkontileka ezijwayelekile zebanga lesibili.
Isakhiwo Sensimbi I-Crane Beam Maintenance Amathiphu Awusizo Okwandisa Impilo
Sigxile ekunakekeleni okuphathekayo kwemishayo ye-crane yesakhiwo sensimbi, sibeka izindlela zokulondoloza eziqondile, ezisebenza ngokuqondile kuyilapho sishiya izinqubo ezingokomthetho. Kusukela ekuhlolweni kwansuku zonke, ukuhlonza ingozi efihliwe kuya ekuvikelweni okuqondisiwe, kuqinisekisa ngokugcwele ukuphepha kokusebenza futhi kunwebe ngempumelelo impilo yesevisi yemishayo ye-crane.
▪ I-Scenario-based Steel Structure Crane Beam Isheduli Yokuhlola Nokuhlola Okubalulekile
Ukuqinisekisa ukusebenza kahle, imvamisa yokulungisa insimbi ye-crane kufanele ihambisane nendawo yakho yokusebenza. Ezindlini ezomile nezilayisha kalula, hlela ukuhlolwa njalo ezinyangeni ezi-3; izilungiselelo zomthwalo osindayo endlini zidinga ukuhlolwa kwanyanga zonke; kanye nokusebenza kwangaphandle, imvamisa ephezulu, noma izimo ezinomswakama zidinga ukuhlolwa kwamasonto amabili ukuze kubanjwe izinkinga kusenesikhathi.
Okubalulekile kokuhlola kuyahluka ngokwesimo: Kuzinhlelo zokusebenza zokulayisha ukukhanya, gxila ekuqineni kwebhawodi kanye nokwakheka kokugqwala kwendawo. Izindawo ezinomthwalo osindayo zidinga ukuhlolwa okuphelele kokuqhekeka kwe-weld, ukuchezuka kwe-crane beam, kanye nokuzinza kokusekelwa kwe-lateral—okubalulekile ekuvimbeleni ukwehluleka kwesakhiwo. Imishayo ye-crane yangaphandle idinga ukunakwa okwengeziwe ekuxetshulweni kwe-anti-corrosion coating kanye nokuguga kwethrekhi, njengoba ukuchayeka kuzinto kusheshisa ukuwohloka.
Ukuhlola okusekelayo ngamathuluzi ochwepheshe afana nezingilazi ezikhulisayo (ngokuqhekeka kwe-weld), amaleveli (okuhlola ukuchezuka), nama-torque wrenches (ukuqina kwebhawodi). Zijwayelane nezinguquko zesizini: Qinisa amabhawodi emazingeni okushisa aphansi ebusika ukuze umise ukusakazeka kwemifantu, hlanza uthuli olungaphezulu ngokushesha phakathi nokushisa okukhulu kwasehlobo nomswakama (ukuvikela ukugqwala), futhi usule amasistimu okukhipha amanzi ngaphambi kwesikhathi semvula ukuze ugweme ukugqwala okubangelwa amanzi.
▪ I-Targeted Corrosion & Rust Prevention Techniques for Steel Structure Crane Beams
Ukuvimbela ukugqwala nokugqwala kufanele kusingathwe ngokwezinga lokugqwala: ngokugqwala okuncane (ukugqwala okungaphezulu), gaya ukuze ususe ukugqwala kuqala, bese uthinta ngopende ovimbela ukugqwala kanye nejazi eliphezulu; ukugqwala okumaphakathi (ukugqwala kungena endaweni yensimbi), ukuqhunyiswa kwesihlabathi kuzosetshenziswa ukuze kukhishwe ukugqwala, kulandelwe ukuphinda kusetshenziswe i-primer, ijazi eliphakathi nendawo, nejazi eliphezulu; ngokugqwala okukhulu (umgodi phezu kwensimbi), yenza ukuhlolwa kwamandla esakhiwo kuqala—shintsha izingxenye uma amandla enganele, futhi wenze ukuqhuma kwesihlabathi ukuze kukhishwe ukugqwala kanye nokwelashwa kokuqeda ukugqwala ngemva kokuhlangabezana nezindinganiso.
Ezindaweni zangaphandle noma ezinomswakama ophezulu, ukuvikelwa okumbaxambili kwe-galvanization + umdwebo kungamukelwa, noma insimbi yesimo sezulu ingakhethwa ngokuqondile. Ezindaweni zokusebenzela ezinothuli, hlanza njalo uthuli phezu kwemishayo ye-crane yesakhiwo sensimbi ukuze ugweme ukugqwala okusheshayo ngenxa yokunqwabelana. Isihluthulelo sokuqeda ukugqwala sisekususeni ukugqwala okuphelele kanye nokuqinisekisa ukujiya kokunamathela, kunokupenda okuphindaphindiwe okuphindaphindiwe.
▪ Ukulawula Ukulayisha Nokuthuthukisa Umkhuba Wokusebenzisa we-Steel Crane Beam
Ukusetshenziswa okunengqondo kuyisihluthulelo sokwelula impilo yesevisi yemishayo ye-steel crane: ukuthobela ngokuqinile imikhawulo yomthwalo, vimbela imisebenzi yokulayishwa ngokweqile, gwema ukuziphatha okunomthelela okuphakamisayo okunjengokuqalisa/ukumiswa kwama-cranes kungazelelwe kanye nokuwa ngokuzumayo kwezinto ezisindayo, ukuze kuncishiswe umthelela wemithwalo eguquguqukayo emzimbeni wohlaka; thatha izinyathelo zokulinganisa lapho uphakamisa imithwalo ye-eccentric ukuvimbela umzimba we-beam ekuthwaleni i-torque eyengeziwe; hlola njalo amasondo e-crane—walungise ngokushesha noma uwashintshe uma ukuguga okungalingani noma ukulandelela okungahambi kahle kwenzeka ukuze uvimbele ukulimala kwendawo kuthrekhi ye-crane. Ngaphezu kwalokho, akuvunyelwe ukunqwabelanisa imfucumfucu emishayweni ye-crane yesakhiwo sensimbi noma ukuqhuba imisebenzi ye-welding engahlobene ukuze kugwenywe ukulimaza isakhiwo se-beam kanye ne-anti-corrosion coating.
Xhumana nathi >>
Unemibuzo noma udinga usizo? Ngaphambi kokuthi siqale, kufanele wazi ukuthi cishe zonke izakhiwo zensimbi ze-prefab zenziwe ngokwezifiso.
Ithimba lethu lonjiniyela lizoyiklama ngokwesivinini somoya sasendaweni, umthamo wemvula, length*width*ubude, nezinye izinketho ezengeziwe. Noma, singalandela imidwebo yakho. Ngicela ungitshele imfuneko yakho, futhi sizokwenza okunye!
Sebenzisa ifomu ukuze ufinyelele futhi sizokuthinta ngokushesha ngangokunokwenzeka.
Mayelana Nombhali: K-HOME
K-home Inkampani Steel Structure Co., Ltd ihlanganisa indawo 120,000 square metres. Sisebenza ekwakhiweni, isabelomali sephrojekthi, ukwenziwa, kanye ukufakwa kwezakhiwo zensimbi ze-PEB kanye namaphaneli amasemishi aneziqu zenkontileka ezijwayelekile zebanga lesibili. Imikhiqizo yethu imboza izakhiwo zensimbi ezilula, Izakhiwo ze-PEB, izindlu ze-prefab ezibiza kancane, izindlu zezitsha, insimbi ye-C/Z, amamodeli ahlukahlukene epuleti lensimbi enombala, amaphaneli esemishi le-PU, amaphaneli esisemishi se-eps, amaphaneli amasemishi e-rock wool, amaphaneli egumbi elibandayo, amapuleti okuhlanza, nezinye izinto zokwakha.