Climbing frame for pets

The utility model relates to the field of pet toys, in particular to a climbing frame for pets, which comprises pedals, and a support rod is movably connected between every two layers of pedals; the pedals comprise a first pedal, a second pedal, a third pedal and a fourth pedal which are sequentially arranged from top to bottom; the supporting rods comprise a first supporting rod, a second supporting rod and a third supporting rod, and the first supporting rod is movably connected among the first pedal, the second pedal, the third pedal and the fourth pedal; the second supporting rod is movably connected among the second pedal, the third pedal and the fourth pedal; the third supporting rod is movably connected between the third pedal and the fourth pedal; a step is arranged at the top of the first pedal; the first pedal, the second pedal, the third pedal and the fourth pedal are each of a heart-shaped structure. According to the climbing frame, the requirement that cats love to grind claws is released, the ca