Breakage-proof protection device for lithium battery

The utility model discloses a lithium battery breakage-proof protection device which comprises a bearing box and a detachable end cover on the top surface of the bearing box, a placing seat capable of sliding up and down is arranged in the bearing box, and a placing groove is formed in the center of the top surface of the placing seat. A plurality of telescopic rods are fixedly arranged between the bottom face of the containing base and the bottom wall of the bearing box in the circumferential direction at equal intervals, and compression springs are wound around the outer side faces of the telescopic rods. In the up-down moving process of the placing seat, a plurality of abutting seats capable of moving left and right are arranged on the top surface of the placing seat at the left end and the right end of the placing groove at equal intervals in the width direction, and abutting plates are arranged at the positions, corresponding to the placing seats, of the bottom surface of the end cover. When a lithium ba