Device for vacuum drying and storing small metal materials

The utility model discloses a device for vacuum drying and storage of small metal materials, and belongs to the field of metal material storage. A device for storing small metal materials in a vacuum drying mode comprises a bottle body and further comprises a thin plate, the thin plate is arranged in the bottle body, a cavity is formed between the inner wall of the bottle body and the thin plate, and a drying agent is arranged in the cavity. The screw cap is detachably connected to the bottle body; the bent pipe is fixedly arranged at the bottom of the bottle body, the bent pipe is communicated with the bottle body, and a mechanical valve is arranged on the bent pipe; gas in the bottle body can be extracted, air pressure in the bottle body can be reduced, metal materials in the bottle body can be preserved in a vacuum mode, oxidation of the metal materials is avoided, the humidity in the bottle body is reduced through the drying agent stored between the thin plate and the inner wall of the bottle body, the ox