Splicing type circulating irrigation green plant curtain wall system

The utility model discloses a splicing type circulating irrigation green plant curtain wall system which comprises an inner frame assembly, inner stand columns of the inner frame assembly are fixed to the outer vertical face of a wall through installation bases, inner cross beams are connected between the inner stand columns, a waterproof plate is arranged in a formed rectangular area, and the splicing type circulating irrigation green plant curtain wall system further comprises an outer frame assembly, planting pots, a water collecting tank and a water supply system. Outer stand columns of the outer frame assembly are fixedly connected with inner stand columns through connecting beams, and outer cross beams are connected between the outer stand columns. The planting pots are arranged in a matrix mode along the outer side of the outer frame assembly and connected with the outer frame assembly through fasteners. The water collecting tank is arranged below the planting pots in the lowermost row and is fixedly c