This creation discloses a wheelchair pedal structure for installing on the pedal of the wheelchair so that the feet of the wheelchair occupant can be placed on it. The feature is that the wheelchair pedal structure has a fixed part and a stretching part, The fixed portion is fixed to the wheelchair, and one side of the stretched portion is movably connected with one side of the fixed portion, so that the stretched portion can be pulled outward or retracted inward relative to the fixed portion, and is connected to the fixed portion. The part is clamped to form a space for accommodating the feet of the wheelchair occupant, and the peripheral side of the fixing part is provided with a first retaining wall, and the peripheral side of the stretching part is provided with a second retaining wall. In this way, the user's feet can be placed inside and form a covered protection state, so as to effectively protect the wheelchair user's feet and other people.本創作揭露一種輪椅腳踏結構,供以裝設於輪椅之踏板,以使輪椅乘坐者之腳部放置於其上,其特徵在於:該輪椅腳踏結構具有一固定部及一拉伸部,該固定部供以固設於輪椅,該拉伸部之一側係與該固定部之一側活動連接,使該拉伸部可相對該固定部向外拉或向內縮,而與該固定部夾設形成供以容置輪椅乘坐者腳部之空間,且該固定部之周側係具有一第一擋牆,該拉伸部之周側係具有一第二擋牆。如此一來,就可以讓使用者腳部放置於內並形成被包覆之保護狀態,以有效保護輪椅使用者的腳部以及其他人。