MANHOLE COVER EQUIPPED WITH BIO-FILTER

摘要

PURPOSE: A manhole cover equipped with bio-filter is provided to prevent the direct discharge of bad smell gas by closing the lower part of a mounting member using an opening and closing member when the inflow water does not flow. CONSTITUTION: A manhole cover equipped with bio-filter comprises a manhole cover(10), a filter part(20), a form-retaining bracket(30) and a mounting member(40). The manhole cover has an inlet hole(11). An insertion hole(23) corresponding to the inlet hole is formed in the filter part. The filter part is arranged in the lower part of the manhole cover. The filter part includes soil microbes. An opposition insertion ball(35) and a plurality of porous(31a) are formed on the bracket. The mounting member comprises a body, an exhaust hole and a combining member.