Modularized assembled bank business library

The utility model discloses a modularized assembled bank business library, which belongs to the field of bank business library devices, and comprises a cabinet body and a cabinet door, the cabinet door is connected with the cabinet body through a hinge, a display screen, a coded lock and a hand wheel are arranged on the cabinet door, the inside of the cabinet body is divided into a plurality of layers of storage spaces through interlayers, and each layer of storage space is provided with an inner cabinet; an equipment bin is arranged above a top plate of the cabinet body, the equipment bin is limited and mounted on the top plate through a limiting assembly on the top plate of the cabinet body, cooling equipment is arranged in the equipment bin, and a ventilation part is arranged on a wall plate of the equipment bin; the top plate of the cabinet body is provided with a baffle plate, and the baffle plate and the baffle plate at the rear end of the equipment bin are encircled to form a groove part. The top plate