Easy-to-mount combined water filtering device

The utility model discloses an easy-to-mount combined water filtering device and belongs to the technical field of filtering equipment. The key technical points are that the easy-to-mount combined water filtering device comprises a filter, wherein a water inlet, a water outlet and a pollution discharge opening are formed in the filter; the water inlet is connected with an external water supply source pipeline through a water inlet pipe; the water outlet is connected with an external device through a water outlet pipe; the pollution discharge opening is connected with a blow-off pipe; a box body is arranged on the periphery of the filter, and the filter is vertically fixed in the box body; a water inflowing control valve is arranged on the water inlet pipe; a water outflowing control valve is arranged on the water outlet pipe; a backflush pipe is connected between the water inlet pipe and the water outlet pipe through two T-junctions; a backflushing control valve is arranged on the backflush pipe; a lamination