Archiving device for construction cost

The utility model discloses an archiving device for construction cost, which comprises a cabinet body, four hinges are fixedly connected to the outside of the cabinet body, and cabinet doors are rotatably connected to the outside of the four hinges in pairs; and the adjusting assembly comprises an adjusting plate, the adjusting plate is fixedly connected to the interior of the cabinet body, and a sliding groove is formed in the adjusting plate. When the archive storage box is used, archives needing to be stored are placed on the left side of the sliding plate, when the archives need to be additionally placed, only the sliding plate needs to be pushed rightwards, meanwhile, under the elastic force effect of the spring, the sliding block drives the sliding plate to apply force to the archives leftwards, and therefore the archives cannot topple over; and if archives with larger specifications need to be stored, the clamping plates only need to be drawn and placed in different clamping grooves, so that the positi