Zipper type sand discharge pipe desilting device

The invention relates to a sand discharge desilting device of a plumber structure, and in particular, discloses a zipper type sand discharge pipe desilting device. The zipper type sand discharge pipe desilting device comprises a slotting sand discharge pipe (including an elastic moving door), a valve and a flow meter, wherein the slotting sand discharge pipe is arranged near a pool bottom in the plumber structure; the head end of the sand discharge pipe is arranged in a water body of the plumber structure; the middle part of the slotting sand discharge pipe is embedded in silts; the valve and the flow meter are arranged at the tail end of the slotting sand discharge pipe; a gap is longitudinally formed in the bottom of the slotting sand discharge pipe; and an automatic opening/closing device is arranged on the gap. The zipper type sand discharge pipe desilting device can automatically and continuously remove sludge in the plumber structure basically without disturbing an upper layer of water currents and without influencing the use functions of the plumber structure.