论文部分内容阅读
目的了解四川省宾馆和商场集中空调通风系统卫生现状,评价四川省集中空调通风系统卫生管理和卫生学评价的实施效果。方法 2011年对全省具有集中空调通风系统的484家宾馆和商场进行现场调查,抽取其中36家进行卫生检测,结合现场调查和卫生检测进行分析。结果484家宾馆和商场现场调查中分别有96.9%、88%、87.4%和44.2%场所的集中空调通风系统配备了新风口防护网、风管清洗口、分区运行装置、空气净化消毒装置,90%以上场所的新风口、机房、送回风口等卫生状况较好,仅33.5%场所能提供集中空调卫生指标检测合格报告,59.7%场所定期开展空调系统清洗或维护,45.9%场所曾委托专业清洗机构清洗,仅27.3%有清洗后效果检测合格报告;卫生检测的宾馆和商场合格率为47.2%,其中风管内表面积尘量、细菌总数、真菌总数合格率分别为69.4%、66.7%和77.8%,冷却水中嗜肺军团菌检出率为11.1%。结论 2011年四川省宾馆和商场集中空调具有一定的卫生消毒设施,卫生状况较好,但仍存在清洗不彻底、清洗队伍不专业和卫生检测评价率不高等问题。
Objective To understand the health status of central air conditioning and ventilation system in hotels and shopping malls in Sichuan Province and to evaluate the implementation effect of hygiene management and hygiene evaluation of central air conditioning and ventilation system in Sichuan Province. Methods In 2011, 484 hotels and shopping malls with centralized air-conditioning and ventilation systems in the province were investigated on-site, 36 of which were selected for health inspection, combined with on-site investigation and health inspection. Results The air conditioning and ventilation systems of 96.9%, 88%, 87.4% and 44.2% of the 484 guesthouses and shopping centers were equipped with fresh air outlet protection net, duct cleaning port, zoning operation device, air purification and disinfection device, The fresh air outlet, engine room and return air outlet of more than% of places had good sanitary conditions. Only 33.5% of the places were qualified to report the health indicators of centralized air conditioners. 59.7% of places regularly carried out air-conditioning system cleaning or maintenance, and 45.9% Institutional cleaning, only 27.3% after cleaning effect test pass report; health testing hotels and shopping malls pass rate was 47.2%, of which the dust inside the duct surface, the total number of bacteria, the total number of fungi pass 69.4%, 66.7% and 77.8% , The detection rate of Legionella pneumophila in cooling water was 11.1%. Conclusion In 2011, centralized air conditioners for hotels and shopping malls in Sichuan Province have some sanitation and disinfection facilities and have good sanitary conditions. However, there are still some problems such as incomplete cleaning, unprofessional cleaning teams, and low evaluation rate of health inspection.