Rainwater collecting and irrigating device for municipal landscaping

The utility model discloses a rainwater collecting and irrigating device for municipal landscaping, and relates to the technical field of municipal landscaping, the rainwater collecting and irrigating device comprises a water storage tank, a cleaning device is arranged at the top end of the water storage tank, the cleaning device comprises a sieve plate, fixed groove plates are fixedly connected to the two sides of the top end of the sieve plate, and the fixed groove plates are fixedly connected to the top end of the sieve plate. One end of one fixing groove plate is fixedly connected with a second sealing box, the inner wall of one side of the second sealing box is fixedly connected with a third motor, and the two sides of the inner walls of the two fixing groove plates are jointly and rotationally connected with the third motor; the output end of the third motor penetrates through the inner wall of one side of one fixing groove plate and is fixedly connected with one lead screw, the outer surfaces of the tw