▎ 摘　　要

NOVELTY - The utility model belongs to field of booster device especially a canned graphene for automobile power increasing agent, the solution package for the existing technology, generally required for sealing and packing, but stored in the daily. if it is the temperature increase of the outside, the problem will be easily caused by pressure in the packaging tank is too large, there is a risk of explosion, proposes the following solution, comprising a packaging tank, the packaging tank sealing screw thread connected with a bottle cover, and the packing tank is fixedly equipped with a fixing column; the fixing column is rotatably connected with a rotating column; the bottom of the rotating column is provided with a mounting groove, and the mounting groove is screw thread connected with a screw rod, the utility model can through rotating cover for sealing and storing the improver, then under the effect of the buffer plate, which can reduce the pressure in the packaging tank, so it can effectively avoid excessive problem of explosion because the pressure in the packaging tank, so it can effectively strengthen the safety.