Urban rainwater collecting and recycling system

The utility model discloses an urban rainwater collecting and recycling system, which belongs to the technical field of urban rainwater collection and particularly comprises a water collecting tank, a water collecting cavity is arranged in the water collecting tank, a water collecting groove is arranged at the top of the water collecting cavity, a collecting hopper is connected onto the water collecting groove, a first filtering mechanism is arranged on the collecting hopper, and a filtering hopper is fixedly connected with the bottom of the water collecting groove. A second filtering mechanism is arranged in the filtering hopper; rainwater entering the water collecting cavity can be preliminarily filtered through the top cover and the screen plate, large impurities are prevented from entering the water collecting cavity to affect the subsequent rainwater treatment effect, the preliminarily filtered rainwater can be further treated through the coarse filter screen, the fine filter screen and the activated car