Water conservancy project pipeline protection device convenient to install

The utility model belongs to the technical field of pipeline protection, and particularly relates to a hydraulic engineering pipeline protection device convenient to install, which comprises two first protection plates which are symmetrically arranged along the vertical direction, the two first protection plates are parallel to each other, and sliding chutes which are symmetrical about the center lines of the end surfaces are formed in the close end surfaces of the two first protection plates; a plurality of first fixing holes which are sequentially arranged at intervals are formed in each sliding groove; the two second protection plates are vertically arranged between the two first protection plates, the two second protection plates are parallel to each other, the two second protection plates and the two first protection plates define a rectangular frame structure, sliding blocks capable of being contained in the corresponding sliding grooves are fixedly connected to the side walls of the two ends of each se