Medicament box, medicament box assembly and storage device

The utility model relates to the technical field of fire fighting, in particular to an agent box, an agent box assembly and a storage device, the agent box comprises a box body, the box body is provided with an inner cavity, fire extinguishing agents are contained in the inner cavity, a through hole is formed in the box body, and the through hole and the inner cavity are sealed and separated through a thin film; the film breaks and at least part of the fire extinguishing agent gasifies. According to the agent box, when a fire happens to protected equipment or a fire happens to the position close to the protected equipment, the temperature around the thin film rises slowly, at least one part of the fire extinguishing agent is gasified slowly along with the rising of the temperature, certain pressure is generated in the inner cavity, and under the dual effects of the pressure and the temperature, the thin film generates plastic change; when the temperature reaches a first threshold value, the thin film is broke