Water collecting pipe not prone to being blocked

The water collecting pipe comprises a core pipe, a plurality of reinforcing ribs arranged in the length direction of the core pipe are arranged on the outer wall of the core pipe, a plurality of water permeable holes are further formed in the core pipe, a net pipe is arranged outside the core pipe, external threads are arranged at the position, close to the end portion, of the other end of the core pipe, and a sealing cover is connected to the position of the external threads in a screwed mode. The end, located on the external threads, of the core pipe is closed and serves as a motor connecting end, and the end, located on the sealing ring, of the core pipe serves as a rotating connector connecting end. A first bearing connecting section is arranged between the rotating connector connecting end and the sealing ring, and a second bearing connecting section is arranged between the sealing cover and the motor connecting end. One end of the water collecting pipe is connected with the rotary connector, the other e