餐具烘干消毒机对组合套装食饮具消毒效果的观察

OBSERVATION OF THE DISINFECTION EFFICACY OF TABLEWARE DRYING AND DISINFECTION MACHINE ON TABLEWARE KITS

目的观察餐具烘干消毒机在食饮具消毒服务企业对组合套装食饮具的消毒效果。方法采用载体定量杀菌试验和现场消毒试验方法,对该餐具烘干消毒机对玻璃载体上大肠杆菌和餐具上自然菌的杀灭效果进行了检测。结果在餐具烘干消毒机正常消毒餐具条件下,机内干热温度130℃作用2.5 min、140℃作用2 min和180℃作用1.2 min,对玻璃载片上大肠杆菌平均杀灭对数值均≥5。该消毒机内温度在150℃~220℃、作用时间为2.0~1.2 min条件下,经采样检测5种100件餐饮具,消毒效果合格率为96.0%。结论干热型餐具烘干消毒机具有较好的消毒作用,可用于组合套装食饮具的消毒。

Objective To observe the disinfection efficacy of tableware drying and disinfection machine on tableware kits in tableware disinfection service enterprises.Method Carrier quantitative germicidal test and field disinfection test were used to examine the disinfection efficacy of the tableware drying and disinfection machine on Escherichia coli on glass carriers and natural bacteria on tableware. Result In normal working condition,the average killing logarithm values of E.coli on glass carriers exposed to 130℃ for 2.5 min,to 140℃ for 2 min and to 180℃ for 1.2 min are all more than or equal to 5.The qualified rate of disinfection efficacy of 100 tableware of 5 different kinds after being exposed to 150℃-220℃ for 2 to 1.2 min is 96.0%. Conclusions Dry-hot tableware drying and disinfection machine has good disinfection efficacy and thus can be used for disinfecting tableware kits.