Aosite, kuba 1993
Ishishini lokwakha laseTshayina likhula ngokukhawuleza, likhokelela kutshintsho oluqhubekayo kwiindidi zeemveliso zeehenjisi. Abathengi ngoku bafuna ukuchaneka okuphezulu, ukusebenza kakuhle, ukuqina okuphezulu, kunye neemveliso zehenjisi ezisebenzayo ezininzi. Ukhuseleko lweehenjisi lubaluleke kakhulu njengoko luchaphazela ngokuthe ngqo ukhuseleko lobuqu lwabathengi.
Okwangoku, amazwe amaninzi aseYurophu naseMelika anamandla okuvavanya ukusebenza kweehenjisi. Nangona kunjalo, e-China, kukho ukungabikho kwezixhobo zokuvavanya ezihlangabezana neemfuno zomgangatho omtsha we-QB/T4595.1-2013. Izixhobo ezikhoyo ziphelelwe lixesha kwaye azinabukrelekrele. Ubomi bangoku bokuvavanya iihenjisi bujikeleze amaxesha angama-40,000, kwaye imilinganiselo echanekileyo yokutshona kunye nolawulo oluchanekileyo lwee-angles zokuvula ayinakwenzeka.
Njengoko iintlobo zehenjisi ziqhubeka nokwanda, iihenjisi ezilungelelanisiweyo ezinamacala amathathu kunye neehenjisi zeglasi ziye zavela, kodwa akukho zixhobo zokubona zihambelanayo e-China. Ukujongana nale mingeni, kuye kwaphuhliswa isixhobo sokubona ihinge esikrelekrele.
I-American Standard ANSI / BHMAA56.1-2006 ihlula i-hinge yokuphila ibe ngamabakala amathathu: amaxesha angama-250,000, amaxesha e-1.50 yezigidi, kunye namaxesha angama-350,000. Umgangatho waseYurophu EN1935: 2002 ivumela ubomi behinge ukuya kuthi ga kumaxesha angama-200,000. Kukho umahluko omkhulu kwiindlela zovavanyo phakathi kwale migangatho mibini. Umgangatho waseTshayina we-QB/T4595.1-2013 uchaza amabanga amathathu obude bobomi behinge: amaxesha angama-300,000 kwiihenjisi zodidi lokuqala, amaxesha ayi-150,000 kwiihenjisi zodidi lwesibini, kunye namaxesha angama-50,000 kwiihenjisi zodidi lwesithathu. Ubukhulu bokunxiba kwe-axial akufuneki budlule kwi-1.57mm, kwaye ukutshona kwamagqabi ocango akufuneki kudlule kwi-5mm emva kovavanyo lobomi bemveliso.
Isixhobo sokubona esikrelekrele kwiihenjisi siqukethe inkqubo yomatshini kunye nenkqubo yokulawula umbane. Inkqubo yomatshini ibandakanya ukuhanjiswa komatshini, ukumiswa kocango lovavanyo, kunye nesixhobo sokubambelela. Inkqubo yokulawula umbane iqulethe inkqubo yokulawula ephezulu kunye nenkqubo yokulawula ephantsi. Inkqubo yolawulo ephezulu inxibelelana nenkqubo yolawulo esezantsi ukuhambisa idatha kunye nokubeka iliso kubomi behinge ngexesha langempela.
Isixhobo sokubona esikrelekrele sibona ngokuchanekileyo ixesha lokuphila lehinge, ngelixa livumela ii-angles zokuvula ezihlengahlengiswayo kunye nemilinganiselo yokutshona echanekileyo. Iyakwazi ukubona iindidi ezininzi zeehenjisi isebenzisa isixhobo esifanayo, ukuphucula ukusebenza kakuhle kunye nokwandisa inkqubo yokufumanisa. Isixhobo sithembekile, kulula ukuyifaka, kwaye sibonelela ngeziphumo ezichanekileyo nezifanelekileyo zokulinganisa.
Ekuvavanyeni isixhobo usebenzisa iintlobo ezahlukeneyo zeehenjisi, izixhobo zenziwe ngokufanelekileyo nangempumelelo. Akukho deformation ebonakalayo okanye umonakalo wabonwa kwiisampuli emva kovavanyo. Yonke inkqubo yovavanyo bekulula ukuyifaka, ukulungisa ingxaki, nokusebenza. Isixhobo sokubona esikrelekrele sonyusa kakhulu amandla okubona ihenjisi kwaye sinegalelo kubuchwephesha bolongamela umgangatho. Ingasetyenziswa kuzo zombini iindawo zokubona kunye nemveliso, iqinisekisa umgangatho wehinge kunye nokhuseleko lwabathengi.
Ukuqukumbela, isixhobo sokubona ihinge esikrelekrele siyahlangabezana neemfuno zovavanyo kwiindidi ezahlukeneyo zeehenjisi. Ibonelela ngoluhlu olubanzi lweemvavanyo, ubukrelekrele obuphezulu, ukufakwa lula, ukusebenza ngokulula, kunye nokuchaneka okuphezulu. Iphucula kakhulu amandla okubona ihenjisi kwaye ichaphazele ngokufanelekileyo ulongamelo lomgangatho wehinge, iqinisekisa umgangatho wemveliso kunye nokhuseleko lwabathengi.
Ukwazisa isixhobo sethu esitsha sokubona ihinge! Jonga icandelo lethu le-FAQ ukuze ufunde ngakumbi malunga nendlela obu bugcisa obutsha bunegalelo ngayo kulawulo lomgangatho.