Foundation pit dewatering recycling device

The utility model discloses a foundation pit dewatering recycling device which comprises a grating filter box, a water pumping pipeline and a filter box which are arranged in a foundation pit, the interior of the grating filter box is communicated with the interior of the filter box through the water pumping pipeline, and a plurality of layers of lifting type filter assemblies are arranged in the filter box, so that the foundation pit dewatering can be conveniently subjected to multi-layer filtration; and the filter can be conveniently lifted and moved out of the filter box for cleaning. The foundation pit rainfall filtering device can filter foundation pit rainfall for multiple times, most impurities in the foundation pit rainfall are filtered out, and the utilization range of the foundation pit rainfall is widened. 本实用新型公开了一种基坑降水循环利用装置，包括有设置于基坑内的格栅过滤箱、抽水管道和过滤箱，格栅过滤箱内部通过抽水管道与过滤箱内部连通，过滤箱内设置有多层升降式过滤组件，便于对基坑降水进行多层过滤，且便于升降移出过滤箱外进行清洗。本实用新型可对基坑降水进行多次过滤，过滤掉基坑降水中的大部分杂质，提高基坑降水的利用范围。