Farmland irrigation anti-deformation reservoir suitable for mining area of complex mountainous area

The utility model relates to a farmland irrigation anti-deformation reservoir suitable for a mining area of a complex mountainous area. The anti-deformation reservoir is provided with a reservoir body with a narrow upper part and a wide lower part, and the cross section of the reservoir body is in a trapezoidal shape; the inner side of the wall of the reservoir is vertically perpendicular to the bottom of the reservoir, and a layer of waterproof mortar plaster is coated on the inner side of the wall of the reservoir; masonry tiling walls and masonry brick door posts which are distributed and arranged at equal intervals are arranged on the edges of the upper part of the reservoir; a water inlet and a water outlet are respectively formed on the front and back parts of the reservoir, and a steel bar concrete door which is convenient for taking water is arranged on one side of the reservoir. The reservoir has the advantages of firm structure, deformation resistance and large once water storage capacity, a protect