Yakhelwe kwiVenkile, Idityaniswe kwiTunnel: Ububanzi beSakhelo sikaQinkai kwiiprojekthi zeTunnel zasekhaya

Ububanzi besakhelo sikaQinkai kwiiprojekthi zeTunnel zasekhaya-3
Ububanzi besakhelo sikaQinkai kwiiprojekthi zeTunnel zasekhaya-1

I-Shanghai Qinkai Industrial Co., Ltd. ithe iza kujongana nayo yonke le nkqubo ukusuka kuyilo lwemveliso ukuya kubonelelo lwefektri kwiiprojekthi zemijelo yasekhaya, ukubonelela ngeepayipi, izixhasi zesakhelo sentsimbi, izinto ezigqityiweyo zesakhelo kunye nezihlanganisi.

Indlela yentambo yetonela ayisiyondlela yokwakha enophahla phezu kwayo. Ifakelwe apho indawo iqinileyo, ukufikelela kuhamba kwicala elinye, ukufuma kuyaqhubeka, kwaye indawo yokusebenza ngokwayo ngumqobo ophambili kwindlela izinto ezinokufakelwa ngayo. Ububanzi beQinkai bugubungela inkqubo yentsimbi kunye ne-conduit ethwala kwaye ikhusela intambo ecaleni kwendlela - eyilwe kwitonela njengoko ihlolwe, yenziwe kwivenkile enye, kwaye ithunyelwa kwimeko efuna ukuhlanganiswa endaweni yokwakha phantsi komhlaba.

Umjelo ugqiba ngejometri, hayi umzobo

Ulungelelwaniso olugobileyo aluwamkeli ubukhulu obuqhelekileyo

Iindlela zekhebula zilandela itonela, kwaye itonela ayilandeli umgca othe tye. Kwi-alignment egobileyo, izixhaso zibekwa ngamathuba athile ecaleni kwe-arc, kwaye umphezulu eziwuncamathiselayo — nokuba yi-lining ye-segmental okanye i-lining efakwe kwindawo ethile — awukaze ube yi-datum egqibeleleyo. Iijoyinti zeringi, imigca yokuthulula kunye nokunyamezelana kolwakhiwo kuthetha ukuba umphezulu wokuncamathisela uyahluka ukusuka kwindawo ukuya kwenye. Isakhelo esiyilwe ngomlinganiselo oqhelekileyo siwela ngokuchanekileyo kwezinye zazo kwaye siwela ngokuchanekileyo kwezinye.

Ukulungiswa kwento kuyenzeka ngendlela ecwangcisiweyo kunokuba kube bubuchule: yila iphakheji yesakhelo ngokuchasene nophando olucwangcisiweyo lwe-lining, kwaye unike indibano uhlengahlengiso olwaneleyo ukuze ikwazi ukufunxa oko uphando lungenakukwazi ukukubamba. Loo msebenzi wenzeka kuphela ukuba iqela eliyila izixhaso nalo lilo elimele lizenze.

Umphezulu woncamathiselo ngowomntu oza kulungisa izinto

Iitshaneli ezifakwe ngaphakathi, iipleyiti okanye ii-anchors ezixhonywe kwiifreyimu zihlala zibekwa yiphakheji ye-civil okanye ye-lining, iinyanga ngaphambi kokuba inkqubo yokuxhasa ikhebula ifakwe. Ukuba indawo yazo iyatyibilika, iphakheji yokuxhasa kufuneka ifunxe umahluko. Xa iphakheji yokuxhasa iyilwe kwaye yenziwe ngumthengisi omnye, loo mahluko uphathwa kumzobo wevenkile. Xa kungenjalo, uphathwa nge-hammer drill kwindawo exineneyo, leyo yindlela ecothayo nengenakuqinisekiswa yokwenza umngxuma kwitonela.

“Ukuyila ifreyimu yophando kuvakala ngathi linyathelo elongezelelweyo de ube ubukele abasebenzi begqobhoza kwi-lining kwindawo engafanelekanga,” itsho inkampani.

Akukho nto idityaniswa phantsi komhlaba

Izinto ezigqityiweyo zesakhelo njengecebo lokusebenza ngobushushu

Ukuwelda ngaphakathi kwetonela kunokwenzeka, kwaye phantse kusoloko kubiza kakhulu. Kufuna umoya ophumayo, iwotshi yomlilo, ifestile yemvume kunye neqela elisebenza kwindawo esetyenziswa ngamanye amagcisa ngaxeshanye. Yonke i-weld enokufakwa kwindawo yokusebenzela isusa loo ndleko kwinkqubo.

Leyo yindima yezakhi zesakhelo ezigqityiweyo: iifreyimu ezidityanisiweyo, ezitshixiweyo nezigqunyiweyo evenkileni ukuze umsebenzi ongaphantsi komhlaba ube yibholti kunye nokubekwa kwindawo ethile. Ugqunywelo nalo luyanceda. Ugqibo olusetyenziswa kwibhafu yokugaya okanye umgca wogqunywelo lugubungela imiphetho kunye nee-welds ngokulinganayo, phantsi kweemeko apho ubukhulu bunokulinganiswa kwaye burekhodwe khona - ngokuchaseneyo nomphetho osikiweyo ochukunyiswe ngesandla ebusweni, apho kuqala khona ukugqwala.

Oko ukupakisha kufuneka kuphile

Ukufikelela kwicala letonela kudla ngokuba yinto enye kwaye kudla ngokuba mxinwa, ngesango, umngxuma okanye itonela ngokwayo. Iikhreyithi kufuneka zilingane nendlela yokufikelela, zibe lula ngokwaneleyo kwizixhobo zokuphakamisa ezikhoyo, kwaye zipakishwe ngendlela eqhubeka ngayo ukufakwa. Indawo yokugcina ebusweni incinci, ngoko ke izinto ezifika kwangethuba ziba zizinto ekufuneka zikhuselwe kwaye zihanjiswe kabini.

“Ibhokisi iyinxalenye yoyilo,” yatsho inkampani. “Ukuba ayinakufikelela ebusweni, isakhelo esigqibeleleyo sisenokubambezeleka.”

Izinto ezine ezikwi-scope

Imijelo: Umjelo uthwala indlela apho intambo iphuma khona kwinkqubo yetreyi: ukuya kumagumbi ezixhobo, kwiindonga, phezulu kwimijelo nakweminye imimandla apho itreyi evulekileyo ingafanelekanga. Kwitonela into ephambili kukukhusela nokuqhubeka, kuba ukutshintsha icandelo lentambo ngaphakathi kolungelelwaniso oluvaliweyo ludidi lomsebenzi olwahlukileyo kunokutshintsha elinye kwigumbi lesityalo.
Isakhelo sentsimbi sixhasa: Ezi zifreyimu ezithwala umthwalo ezithwala itreyi edlula eludongeni okanye kwisithsaba, zinamathele kwi-lining. I-span, umthwalo kunye nokungcangcazela konke kungena kuyilo - ukungcangcazela okubangelwa yithrafikhi, kwaye kwiitonela ezifakelwe umbane kufuneka kugcinwe inkqubo yokuxhasa iphilile ngombane endaweni yokuba yindlela elahlekileyo.
Izinto ezigqityiweyo zesakhelo: Ilungisiwe kwangaphambili, igqunywe kwaye ithunyelwe ilungele ukulungiswa, ukuze umsebenzi ebusweni uhlanganiswe. Kulapho umahluko omkhulu phakathi kweendleko phakathi komzi-mveliso kunye nomjelo wendlela, kwaye apho ukuhambelana kobukhulu bebhetshi kubaluleke kakhulu: isakhelo esingaphandle kwe-10 mm singxaki evenkileni kwaye ishifti ilahlekile kwitonela.
Izihlanganisi: Isixhobo sokudibanisa esidibanisa iifreyimu, iitreyi kunye neekliphu ze-conduit kwinkqubo enye. Zimbini izinto ezigqiba ukuba iyasebenza na: inkqubo yemingxunya eqhelekileyo kuyo yonke iphakheji, ukuze iindawo zihlangane ngaphandle kokulungiswa, kunye nokudityaniswa kwezinto ezingadali iseli yokubola phakathi kwesakhelo esine-galvanised kunye nokuqina kwindawo efumileyo ehlala ihleli.

“Yonke into edibanisayo ixhomekeke ekubeni ngubani ophethe i-interface,” utshilo inkampani. “Singathanda ukuba ibe yiyo kumzobo kunokuba siyifumane ebusweni.”

Ukufezekisa inkqubela phambili kwicala elinye

Ukufakelwa kwitonela kuqhubela phambili kwicala elinye, ngoko ke ukuhanjiswa kufuneka kuhambe phambili nako. Izinto azinakubekwa kwiimitha ezingama-800 ngaphakathi kwitonela engagqitywanga ngaphandle kweendleko: kufuneka zikhuselwe, zihanjiswe zize ziphinde zihanjiswe. Into efunekayo kwindawo yishedyuli yemveliso echazwe njengomyalelo wokufika -- liphi ikreyithi, liliphi isango, ngobusuku buni, liliphi icandelo lendlela.

Amaxwebhu ahamba neekreyithi ngendlela efanayo. Iirekhodi zokugquma, iingxelo zokuhlolwa kunye noluhlu lokupakisha kufuneka zisetyenziswe ebusweni apho kufakwa khona izinto, kuba irekhodi elingenakuveliswa kwindawo exineneyo liyingxaki enkulu apho njengebracket engekhoyo.


Ixesha leposi: Sep-24-2026