Carburizing furnace bottom structure and carburizing furnace

The utility model discloses a carburizing furnace bottom structure and a carburizing furnace, and belongs to the technical field of carburizing furnaces. Comprising a base, the top of the base is provided with a body, and the inner wall of the body is provided with a cooling frame. The refrigeration pieces are embedded in the bottom in the cooling frame and cool water in the refrigeration frame through the metal plate arranged at the top of the refrigeration pieces, the heat conduction rings are arranged at the top of the metal plate and used for increasing the contact area with water, the grooves are formed in the tops of the heat conduction rings, the contact area with water is larger, and the cooling effect is better; an elastic piece is arranged between the storage table and the buffer plate, so that the storage table has a buffer effect when a workpiece to be machined is placed on the storage table, the circumferential outer wall of a bolt is sleeved with a spring, the spring is matched with the elastic