Ana amfani da samfuran ƙarfafa mu da aka riga aka ɗora wajen gina gadoji a kan kogin Ili

Gadar Ili babban aiki ne kuma mai wahala na sashin zirga-zirga na babbar hanyar G218, mai tsayin tsayin mita 2360, wanda ke da saman saman igiya guda ɗaya, shimfidar layi biyu na gajeriyar hasumiya ƙarin babban gada mai tsayayye.

Tun da aka fara aikin a watan Agusta 2021, ya ja hankalin jama'a. Tare da matsanancin zafin jiki na 42.8 ° C da mafi ƙarancin zafin jiki na -51.0 ° C kowace shekara, yanayin a halin yanzu yana dumama cikin yanayi mai kyau ta yadda masu ginin aikin zasu samar da ginawa don tabbatar da cewa zai iya zama. an buɗe don zirga-zirga cikin kwanciyar hankali a ƙarshen shekara.

Kebul na igiyoyi masu zaman kansu suna da fuska guda ɗaya, jeri biyu da aka shirya a kan tsaka-tsakin tsakiya, kuma dukan gada yana amfani da jimlar 4 × 8 nau'i-nau'i na igiyoyi.

Tsayin tsayin daka akan igiyar igiyar igiya shine 5m, tazarar tsarin jujjuyawar jeri biyu shine 1.0m, kuma tazarar tsaye akan hasumiya shine 1.2m.

Hanyar anga na USB-tsaye na USB a kan hasumiya ya rungumi hanyar anchorage na karfe igiyar igiyar igiyar igiyar kebul a kan hasumiya ta cikin bundled karfe bututu ta hanyar (kebul sirdi).

Babban tsarin shi ne yin amfani da welded daure waya mai tsaga bututun ƙarfe, kuma kowane dam ɗin igiyoyi na ƙarfe da bututun ƙarfe mai tsaga waya suna yin daidai da ɗaya bayan ɗaya ta hasumiya ta kebul.

PE mai kariya na ɓangaren lamba tsakanin madaidaicin karfe da bututun ƙarfe na bututu baya buƙatar peeled, kuma kawai madaidaicin madaurin PE a cikin hannun riga na tashar tashar sirdi an cire shi kuma an zuba shi tare da toshe juriya na epoxy turmi don hana yanayin zamewa. na madaurin karfe a ƙarƙashin aikin ƙarfin kebul mara daidaituwa.

Kebul mai tsayayye an yi shi ne da igiyar ƙarfe mai fesa ta epoxy, kuma diamita na madaurin karfe ɗaya shine 15.2mm. Matsakaicin ƙarfin ƙarfin karfe shine fpk = 1860MPa, modulus na roba: E = (1.95 ± 0.1) × 105 Mpa, kuma aikin layin karfe ya cika abubuwan da suka dace na "Cikakken Epoxy Coated Karfe Stranded Cable for Bridges" (JT/T1063-2016).

Ango na USB yana ɗaukar tsarin anka na ƙungiyar USB mai maye gurbin, kuma ana ba da kebul mai tsayayye na USB, anga, murfin karewa, farantin goyan bayan anka mai ƙarfi mai ƙarfi da abubuwan haɗin gwiwa.

Ayyukan madaidaicin hannun riga na USB na HDPE, taron anga, sirdi na USB, abin da aka gina a ciki, abin da aka makala na USB da kayan anti-lalata na USB ya dace da buƙatun da suka dace na "Cikakken Epoxy Coated Karfe Stranded Cable for Bridges" (JT/ T 1063-2016).

Kebul ɗin da ke zaune a cikin kebul ɗin yana da ƙarfi kuma yana anga shi a kan babban katako, inda aka shirya shinge mai hana zamewa a ƙarshen sirdin kebul ɗin da ke kan hasumiya, kuma ya kamata a kammala kulle na'urar ɗorawa a cikin gada. -fasa mataki kamar yadda zai yiwu.

Duk da haka, la'akari da rashin daidaituwar ƙarfin da kebul na USB a cikin aikin ginin, ya kamata a ƙayyade takamaiman matakin kullewa bisa ga gwajin aikin anti-slip da sakamakon ƙididdige ƙididdiga na kebul na tsayawa na USB a bututun slitter na waya a kan. hasumiya, don guje wa yuwuwar zamewar kebul ɗin da ke zaune a cikin sirdi na hasumiya saboda bambancin ƙarfin na USB.