Buried drainage inverted filter box for cutting retaining wall

The utility model discloses a buried drainage inverted filter box for a cutting retaining wall. In the inverted filter box, a drainage pipe is pre-buried in concrete; the inverted filter box body is pre-buried in concrete, the inverted filter box body is communicated with the first end of the water drain pipe, the bottom of the water drain pipe is flush with the bottom of the inverted filter box body, the first side is connected with the first end of the water drain pipe, the second side is opposite to the first side, and the second side is a permeable layer; and the filter medium is accommodated in the inverted filter box body. The device is simple in structure, wide in application range and good in construction effect, the construction progress can be accelerated, the construction cost can be reduced, and smooth water seepage and drainage behind the wall can be guaranteed. 本实用新型公开了路堑挡墙暗埋式泄水反滤盒，反滤盒中，泄水管预埋于混凝土中；反滤盒体预埋于混凝土中，所述反滤盒体连通所述泄水管的第一端，所述泄水管的底部平齐于所述反滤盒体的底部，第一侧连接所述泄水管的第一端，第二侧相对于所述第一侧，所述第二侧为透水层；过滤介质容纳于所述反滤