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    • 1. 发明公开
    • Stench prevent a cover device
    • STENCH防止覆盖设备
    • KR20100086388A
    • 2010-07-30
    • KR20090005747
    • 2009-01-22
    • KIM EUN A
    • JUNG SUK SOO
    • E03F5/04E02D29/12
    • E03F5/0405E02D29/12E03F5/02E03F2005/0417F16K1/20F16K15/03
    • PURPOSE: A cover device for preventing bad smell from flowing backward is provided to prevent bad smell generated from a manhole or a drainage facility from being emitted to the outside and to smoothly discharge water flowing from the outside. CONSTITUTION: A cover device for preventing bad smell from flowing backward comprises a support body(20), a shield plate(30), and a weight(40). The support body comprises a support bracket. The shield plate comprises a fixture which is coupled with the support bracket of the support body to be rotated. The weight is coupled with the fixing unit of the shield plate.
    • 目的:提供一种用于防止臭气向后流动的盖装置,以防止从人孔或排水设施产生的不良气味被排放到外部并平稳地排出从外部流出的水。 构成:用于防止气味向后流动的盖装置包括支撑体(20),屏蔽板(30)和重物(40)。 支撑体包括支撑托架。 屏蔽板包括与支撑体的支撑支架联接以旋转的固定装置。 重量与屏蔽板的固定单元相结合。