Tablet computer jacket

The utility model discloses a tablet computer jacket which comprises a base plate. At least one protruding buffer part is disposed on one side, opposite to the tablet computer, of the base plate. A fastener is disposed at the edge of the base plate. A fixing groove is arranged in the fastener. At least one buffer pad is disposed on one side, facing the tablet computer, of the base plate. Compared with the prior art, a gap is reserved between a shell and a central area of a tablet computer due to the buffer parts disposed on the base plate, gravity during falling of the tablet computer is prevented from acting on the tablet computer directly; and by the buffer pads, when the tablet computer touches the ground, gravity impact can be further buffered, and a screen and internal parts of the tablet computer can be protected.