File storage cabinet with quick partition searching function

The utility model discloses a file storage cabinet with a quick partition searching function, and relates to the technical field of file storage cabinets. The file storage cabinet with the quick partition searching function comprises a cabinet body, the inner wall of the cabinet body is fixedly connected to the side wall of a placement plate, a cabinet door is arranged on the side wall of the cabinet body, a label is fixedly connected to the placement plate, a moisture absorption mechanism is arranged on the inner wall of the cabinet body, and the moisture absorption mechanism comprises a moisture absorption frame, a storage frame and a sliding block. By arranging a moisture absorption mechanism, when the device is used, when a moisture absorption agent absorbs to a certain degree, the weight of the moisture absorption agent is increased, so that the moisture absorption agent falls onto a sliding plate and falls onto a supporting plate through the sliding plate, the supporting plate drives a sliding block to