The ornamental design for a displayrack for bins, as shown and described.
FIG. 1 is a perspective view of the display rack for bins;
FIG. 2 is a front view of the first embodiment;
FIG. 3 is a rear view of the first embodiment;
FIG. 4 is a right-hand side view of the first embodiment;
FIG. 5 is a left-hand side view of the first embodiment;
FIG. 6 is a top view of the first embodiment;
FIG. 7 is a bottom view of the display rack for bins;
FIG. 8 is a detailed view of the top right of the structure shown in FIG. 1; and,
FIG. 9 is a detailed view of the display rack for bins of FIG. 1 from a bottom, rear, left side angle.
For each such figure, structural reinforcements and apertures for electromechanical apparatus, where visible, are shown in broken lines for illustrative purposes only; and the broken lines form no part of the claimed design.