Tsarin aiki:
1, Vacuum: Vacuum chamber rufaffiyar murfin, aikin injin famfo, injin famfo ya fara yin famfo injin, injin injin a cikin jaka a lokaci guda, ma'aunin injin injin ya tashi, yana isa wurin da aka ƙididdige injin (sarrafa ta ISJ na lokaci) injin famfo zuwa daina aiki, vacuum stop. A lokaci guda na aikin injin, matsayi guda biyu na solenoid bawul IDT aiki, zafi rufe ɗakin ɗakin gas, firam ɗin zafi yana kiyaye a wurin.
2, zafi sealing: IDT karya, da waje yanayi ta hanyar da babba iska mashiga a cikin zafi sealing gas dakin, da yin amfani da vacuum dakin tare da matsa lamba bambanci tsakanin zafi sealing gas dakin, zafi sealing gas dakin inflatable fadada, sabõda haka, da cewa zafi danna firam ƙasa, danna bakin jakar; a lokaci guda, aikin wutan lantarki mai rufewa, fara rufewa; a lokaci guda, aikin ba da sanda na lokaci 2SJ, 'yan seconds bayan aikin, ƙarshen rufewar zafi.
3, komawa cikin iska: matsayi biyu-hanyar solenoid bawul 2DT wucewa, yanayi a cikin dakin injin, ma'aunin ma'aunin injin baya zuwa sifili, firam ɗin zafi mai zafi ya dogara da sake saitin bazara, ɗakin injin buɗe murfin.
Hanyar aiki:
Babban aikin marufi shine deoxygenation, don hana lalacewar abinci, ka'idar ta kasance mai sauƙi, shine cire iskar oxygen da ƙwayoyin abinci a cikin jaka, don haka ƙwayoyin cuta sun rasa yanayin rayuwarsu. Gwaje-gwaje sun nuna cewa: lokacin da iskar oxygen a cikin jaka ya kasa da kashi 1%, girman girma da haifuwa na ƙananan ƙwayoyin cuta za su ragu sosai, lokacin da iskar oxygen ta kasa da 0.5%, yawancin ƙananan ƙwayoyin cuta za a hana su kuma su daina haifuwa. (Lura: vacuum packaging ba zai iya hana haifuwa na anaerobic kwayoyin cuta da kuma enzyme dauki lalacewa ta hanyar abinci lalacewa da discoloration, don haka yana bukatar a hade tare da sauran karin hanyoyin, kamar refrigeration, daskarewa mai sauri, dehydration, high-zazzabi haifuwa, irradiation. sterilization, microwave haifuwa, gishiri pickling, da dai sauransu.