I. Uhlaka Olujwayelekile Lwamazwe Ngamazwe Lwezinsika Ezihlanzekile
Izidingo zokuhlanzeka zamaketanga okugoqa emishinini yokucubungula ukudla azihlukanisiwe kodwa zifakwe ohlelweni lokuphepha kokudla oluhlangene emhlabeni wonke, olunamathela kakhulu ezinhlotsheni ezintathu zezindinganiso:
* **Isitifiketi Sokuxhumana Nokudla:** I-FDA 21 CFR §177.2600 (USA), i-EU 10/2011 (EU), kanye ne-NSF/ANSI 51 zibeka ngokusobala ukuthi izinto zochungechunge kumele zingabi nobuthi, zingabi nephunga, futhi zibe nezinga lokufuduka kwensimbi esindayo ≤0.01mg/dm² (zihambisana nokuhlolwa kwe-ISO 6486);
* **Izindinganiso Zokuklama Ukuhlanzeka Kwemishini:** Isitifiketi se-EHEDG Type EL Class I sidinga ukuthi imishini ingabi nezindawo ezingahlanzekile, kuyilapho i-EN 1672-2:2020 ilawula ukuhambisana kokuhlanzeka kanye nezimiso zokulawula izingozi zemishini yokucubungula ukudla;
* **Izidingo Eziqondene Nokusetshenziswa:** Isibonelo, imboni yobisi idinga ukuhlangabezana nezidingo zokumelana nokugqwala ezindaweni ezinomswakama ophezulu kanye nezindawo ezigqwalisayo, kanti imishini yokubhaka idinga ukumelana nokushintshashintsha kwezinga lokushisa kusuka ku--30℃ kuya ku-120℃.
II. Izisekelo Zokuhlanzeka Nokuphepha Zokukhetha Izinto
1. Izinto Zensimbi: Ibhalansi Yokumelana Nokugqwala Nokungabi Nabo Ubuthi
Beka phambili insimbi engagqwali ye-austenitic engu-316L, enikeza ukumelana nokugqwala okungcono ngamaphesenti angaphezu kwangu-30 kunensimbi engagqwali engu-304 ezindaweni eziqukethe i-chlorine (njengokuhlanza ngamanzi ane-brine), ukuvimbela ukungcola kokudla okubangelwa ukugqwala kwensimbi.
Gwema ukusebenzisa insimbi yekhabhoni evamile noma ama-alloy angaqinisekisiwe, njengoba lezi zinto zikhipha kalula ama-ion ensimbi esindayo futhi azimelani nezinto zokuhlanza ezine-acidic noma ze-alkaline ezisetshenziswa ekucubungulweni kokudla (njenge-1-2% NaOH, 0.5-1% HNO₃).
2. Izingxenye Ezingezona Ezensimbi: Ukuthobela imithetho kanye nesitifiketi kubalulekile
Ama-roller, imikhono, nezinye izingxenye zingasebenzisa izinto ze-UHMW-PE eziqinisekiswe yi-FDA, ezinobuso obubushelelezi nobuqinile, ezinganamatheli kalula kushukela, amafutha, noma ezinye izinsalela, futhi ezimelana nokugezwa okunomfutho ophezulu kanye nokugqwala kwesibulali magciwane.
Izingxenye zepulasitiki kumele zihlangabezane nezindinganiso zezinto eziluhlaza okwesibhakabhaka noma ezimhlophe eziqondene nomkhakha wokudla ukuze kugwenywe ingozi yokufuduka kombala (isb., izingxenye zepulasitiki ze-igus TH3 series sanitary chains).
III. Izimiso Zokuthuthukisa Ukuhlanzeka Komklamo Wesakhiwo
Umehluko oyinhloko phakathi kwamaketanga okugoqa ahlanzekile kanye namaketanga avamile ezimboni usekuklanyweni kwawo "okungena-dead angle," okudinga ikakhulukazi okulandelayo:
Izidingo Zomphezulu Nezekhoneni:
Ukwelashwa kokupholisha kwesibuko ngobukhali bomphezulu obungu-Ra≤0.8μm ukunciphisa ukunamathela kwamagciwane;
Zonke i-radii zangaphakathi zekhoneni ≥6.5mm, zisusa ama-engeli abukhali kanye nezimbobo. Ucwaningo lwesibonelo semishini yokucubungula inyama lubonisa ukuthi ukwenza ngcono i-radius yangaphakathi yekhoneni kusuka ku-3mm kuya ku-8mm kunciphise izinga lokukhula kwamagciwane ngo-72%;
Umklamo Wokudiliza Nokukhipha Amanzi:
Isakhiwo esijwayelekile esisekela ukuhlukaniswa okusheshayo nokuhlanganiswa (ukuhlukaniswa okuhle nesikhathi sokuhlanganiswa ≤imizuzu eyi-10) ukuze kube lula ukuhlanza ngokujulile;
Iziteshi zokudonsa amanzi kumele zigcinwe ezikhaleni zamaketanga ukuze kuvinjelwe insalela yamanzi ngemva kokuhlanza. Umklamo ovulekile weketanga lamaketanga angathuthukisa ukusebenza kahle kwe-CIP (okuhlanzekile endaweni) ngo-60%;
Ukuvikelwa Kokuvala Okuthuthukisiwe:
Izingxenye zamabhere zisebenzisa i-labyrinth + lip double seal, okufinyelela isilinganiso se-IP69K esingangeni manzi esinobukhulu obuvimbayo ≥0.5mm. Izinhlayiya eziqinile kanye noketshezi kumele kuvinjelwe ukungena; izakhiwo zebhawodi eziveziwe azivunyelwe ukugwema izikhala ezinezintambo ezihlanza izindawo ezingaboni.
IV. Izinqubo Zokusebenza Zokuthobela Umthetho Zokuhlanza Nokugcoba
1. Izidingo Zokuhambisana Nokuhlanza
Imelana nezinqubo zokuhlanza ze-CIP ngamazinga okushisa angu-80-85℃ kanye nokucindezela okungu-1.5-2.0 bar, isusa okungaphezulu kuka-99% kwezinsalela zingakapheli imizuzu emi-5; Ihambisana nezinyibilikisi eziphilayo ezifana ne-ethanol ne-acetone, kanye nezibulali-magciwane zezinga lokudla, ngaphandle kokuguga noma ukuguga kwezinto.
2. Izindinganiso Zokuhlanzeka Zezinhlelo Zokugcoba
Kumelwe kusetshenziswe igrisi yokudla yezinga le-NSF H1, noma isakhiwo esizigcobayo (njengezirola ezizigcobayo ezenziwe ngezinto ze-UHMW-PE) ukuze kuqedwe ingozi yokungcoliswa kokudla; Ukwengeza igrisi yokudla okungeyona ukudla ngesikhathi sokusebenza kweketanga akuvunyelwe, futhi izinsalela ezindala zegrisi kumele zisuswe ngokuphelele ngesikhathi sokulungiswa ukuze kugwenywe ukungcoliswa.
V. Iziqondiso Zokukhetha Nokunakekela
1. Isimiso Sokukhetha Esisekelwe Ezimweni
2. Amaphuzu Okulungisa Abalulekile
* Ukuhlanza Kwansuku Zonke: Ngemva kokusebenza, susa izinsalela ezikhaleni zamapuleti eketanga nasezindaweni ezigoqekayo. Geza ngomfutho ophezulu bese womisa kahle ukuze uvimbele ukuminyana nokukhula kwamagciwane.
* Ukuhlolwa Okuvamile: Shintsha iketanga ngokushesha lapho ubude balo budlula u-3% wobude obulinganisiwe. Hlola ngasikhathi sinye ukuguguleka kwamazinyo e-sprocket ukuze uvimbele ukuguguleka okusheshayo ekusebenziseni izingxenye ezindala nezintsha ndawonye.
* Ukuqinisekiswa Kokuthobela Imithetho: Phasa ukuhlolwa kwe-ATP biofluorescence (inani le-RLU ≤30) kanye nokuhlolwa kwenselele yamagciwane (insalela ≤10 CFU/cm²) ukuqinisekisa ukuthi amazinga okuhlanzeka ayahlangatshezwa.
Isiphetho: Inani Eliyinhloko Lamaketanga Okugoqa Okuhlanzekile
Ukuhlanzeka nokuphepha kwemishini yokucubungula ukudla kuyiphrojekthi ehlelekile. Njengengxenye ebalulekile yokudlulisa ukudla, ukuhambisana namaketanga okugoqa kunquma ngqo isisekelo sokuphepha somkhiqizo wokugcina wokudla. Ukunamathela ezindinganisweni zomhlaba wonke ekukhetheni izinto, ukwakheka kwesakhiwo okungenamthungo, kanye nokugcinwa okujwayelekile akugcini nje ngokunciphisa ingozi yokungcola kodwa futhi kufeza ukuthuthuka okubili ekuphepheni kokudla kanye nokusebenza kahle kokukhiqiza ngokunciphisa isikhathi sokuhlanza nokwandisa isikhathi senkonzo. Ukukhetha amaketanga okugoqa okuhlanzekile aqinisekiswe yi-EHEDG kanye ne-FDA empeleni kwakha isithiyo sokuqala nesibaluleke kakhulu senhlanzeko sezinkampani zokucubungula ukudla.
Isikhathi sokuthunyelwe: Novemba-21-2025