Artificial wetland system with nitrogen and phosphorus recovery effect

The invention relates to an artificial wetland system, in particular to an artificial wetland system with a nitrogen and phosphorus recovery function, which comprises a base plate and a purification module arranged on the base plate, the base plate comprises unit plates and fixing rods, the unit plates are sequentially arranged in the transverse direction and the longitudinal direction, and one fixing rod is inserted into each row of transverse unit plates and each row of longitudinal unit plates in a penetrating mode. The purification module comprises unit frames and connecting pieces, water outlet holes are distributed in the sides, close to the base plate, of the four side walls of the unit frames, the adjacent unit frames are connected through the connecting pieces, the adjacent unit plates abut against each other, the water outlet holes in the adjacent unit plates are in one-to-one correspondence, and the unit frames are in one-to-one correspondence with the unit plates. The detachableartificial wetland