Fireproof cabinet with adjustable internal space

The utility model discloses a fireproof cabinet with an adjustable internal space, which relates to the technical field of fireproof cabinets and comprises a fireproof cabinet main body, hinges are mounted in front of the fireproof cabinet main body, a cabinet door is connected to the left side of the fireproof cabinet main body, and four supporting legs are connected to the lower end of the fireproof cabinet main body. A fixed fireproof plate is installed on the inner side of the fireproof cabinet body, an adjusting assembly is arranged at the upper end of the fixed fireproof plate, and a fire extinguishing assembly is arranged at the upper end of the inner wall of the fireproof cabinet body. And a second sliding block can be driven to move up and down in a second sliding rail by pushing a movable fireproof plate, so that the height of the movable fireproof plate can be conveniently adjusted, objects of different sizes can be stored, and the internal space of the fireproof cabinet is reasonably utilized. 本实用