The ormamental design for a swimmingpoolframestructure, as shown and described.
FIG. 1 is a top plan view showing my new design for a swimming pool frame
structure, the portion shown in dotted lines is included for illustrative
purposes only, and forms no part of the claimed design;
FIG. 2 is a bottom view thereof, the portion shown in dotted lines is
included for illustrative purposes only, and forms no part of the claimed
design;
FIG. 3 is a front view thereof, the portion shown in dotted lines is
included for illustrative purposes only, and forms no part of the claimed
design and the right side view is a mirror image thereof; and,
FIG. 4 is a left side view thereof, the portion shown in dotted lines is
included for illustrative purposes only and forms no part of the claimed
design and the right side view is a mirror image thereof.