Front spare box cover, front spare box and vehicle

The embodiment of the utility model provides a front spare box cover, a front spare box and a vehicle, and relates to the technical field of vehicles. The front spare box cover comprises a first cover body, a second cover body and a telescopic shielding piece. The first cover body is used for being connected to the front standby box body in a covering mode, the first cover body is provided with an opening penetrating through the first cover body in the thickness direction of the first cover body, the edge, at the opening, of the first cover body is connected with the edge of the second cover body through a shielding piece, the second cover body is movably connected with the first cover body, and the second cover body and the shielding piece are matched to seal the opening. The front spare box cover has a contracted state and an unfolded state. When the front spare box cover is in the contraction state, the second cover body can move towards the engine room cover so as to enlarge the capacity of the front spare box. When the front spare box cover is in the unfolded state, the second cover body can move towards the front spare box body so as to increase the distance between the second cover body and the engine room cover, and therefore the front spare box has the large capacity, and pedestrians can be well protected.