Energy-saving garden rainwater collecting and irrigating system

The utility model relates to the technical field of rainwater collection and irrigation, and particularly discloses an energy-saving garden rainwater collection and irrigation system which comprises a collection box, a connecting ring, a rotating ring, a plurality of rotating rods, a waterproof hopper, a rotating cylinder, a plurality of power rods, a power box, a power motor and a filter screen. The connecting ring rotates in the rotating groove, the plurality of power rods are fixed in the collecting box and on the power box, the power motor is fixed in the power box, a motor shaft of the power motor is fixedly connected with the rotating cylinder, the plurality of rotating rods and the filter screen are fixed on the rotating ring and the rotating cylinder, and the waterproof hopper is fixed on the bottom surface of the rotating cylinder and right above the power box. The rainwater collecting and irrigating device solves the problem that in the prior art, excessive filter residues accumulated on the surface