Ni irihe tandukaniro riri hagati ya U Umuyoboro na C Umuyoboro?

Intangiriro kuri U Umuyoboro na C.

U Umuyoboro :

Icyuma U, hamwe n’ibice bisa n’inyuguti "U," byujuje ubuziranenge bw’igihugu GB / T 4697-2008 (byashyizwe mu bikorwa muri Mata 2009). Ikoreshwa cyane cyane mumabuye yumuhanda no gushyigikira imiyoboro ya tunnel, kandi nibikoresho byingenzi byo gukora ibyuma bikururwa.

C Umuyoboro :

Icyuma C.ni ubwoko bwibyuma byakozwe no kugonda ubukonje. Igice cyacyo cyambukiranya C, gifite imbaraga zo kugonda cyane hamwe no kurwanya torsional. Ikoreshwa cyane mubwubatsi n'inganda.

OIP (2) _
OIP (3) _
u umuyoboro02
umuyoboro

Itandukaniro hagati yicyuma U-cyuma nicyuma C.

1. Itandukaniro muburyo butandukanye

Umuyoboro: Igice cyambukiranya imiterere y inyuguti yicyongereza "U" kandi ntigishushanyo mbonera. Imiterere yambukiranya ibice igabanijwemo ubwoko bubiri: guhagarara mu kibuno (18U, 25U) no gutwi (29U no hejuru). ‌‌‌

Umuyoboro: Kwambukiranya igice ni "C" -shusho, hamwe n'imbere yo kugorora imbere. Igishushanyo gituma igira imbaraga zo kunama mu cyerekezo perpendicular kurubuga. ‌‌‌

‌2. Kugereranya ibintu bya mashini

(1): Ibiranga umutwaro
Icyuma U-cyuma: Kurwanya kwikuramo icyerekezo kibangikanye nuruhande rwo hasi biragaragara, kandi umuvuduko urashobora kugera kuri 400MPa. Birakwiriye kubirindiro byanjye bifasha imitwaro ihagaritse igihe kirekire. ‌‌‌

Ibyuma bya C: Imbaraga zunama mu cyerekezo cya perpendicular kurubuga ni 30% -40% hejuru yicyuma cya U-cyuma, kandi kirakwiriye cyane kwihanganira ibihe byunamye nkumutwaro wumuyaga. ‌‌‌

(2): Ibikoresho bifatika

Icyuma U-cyakozwe hifashishijwe uburyo bushyushye, hamwe nubunini muri rusange kuva kuri 17-40mm, cyane cyane bukozwe muri 20MnK ibyuma bikomeye.

Icyuma C gisa nubukonje, hamwe nubunini bwurukuta busanzwe buri hagati ya 1,6-3.0mm. Ibi bitezimbere gukoresha ibikoresho 30% ugereranije nicyuma gakondo.

3. Ahantu ho gusaba

Imikoreshereze yingenzi yicyuma U:
Inkunga yibanze nayisumbuye muri tunel zanjye (zingana na 75%).
Inkunga zubaka kumisozi.
Ibice fatizo byo kubaka izamu na side.

Ubusanzwe Gukoresha Ibyuma bya C:
Sisitemu yo gushiraho amashanyarazi yumuriro (cyane cyane amashanyarazi yubatswe nubutaka).
Purlins n'ibiti byo kurukuta mubyuma.
Amateraniro yumurongo wibikoresho bya mashini.

Kugereranya ibyiza byibyuma U-byuma na C.

Ibyiza bya U-Shusho
.

‌ Ihamye cyane: Ibikoresho byibyuma U-birwanya guhindagurika kandi ntibishobora kwangirika cyane no kwangirika mugihe kirekire cyo gukoresha, bitanga umutekano uruta iyindi.

Processing Gutunganya neza: Icyuma U-gishobora gukosorwa muburyo bworoshye ukoresheje ibyobo byabigenewe mbere, bikemerera kwishyiriraho no guhinduka, bigatuma bikenerwa na porogaramu zisaba guhindurwa kenshi, nka sisitemu yo gufotora hejuru yinzu.

 

Ibyiza byicyuma C.
‌Ibikorwa byiza bya flexural:

‌Ihuza rikomeye: Igishushanyo mbonera cya flange na bolted itanga ubushobozi bwongerewe ubushobozi bwo kwikorera imitwaro, bigatuma ikwiranye nuburyo bugoye cyangwa umwanya munini (nkinganda nini nikiraro).

‌Guhumeka no guhererekanya urumuri: Umwanya mugari hagati yibiti bituma ubera porogaramu zisaba guhumeka cyangwa kohereza urumuri (nka platifomu na koridoro).

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Aderesi

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Igihe cyo kohereza: Kanama-08-2025