Quickly-assembled lampshade structure

The utility model relates to the technical field of lampshades, in particular to a fast-assembly type lampshade structure which comprises a shell, a cover and a lampshade, three sets of first threaded holes are formed in the two sides of the cover in a penetrating mode, the three sets of first threaded holes are matched with screws to enable the cover to be detachably connected with the shell, the shell is a hollow shell, and two sets of fixing devices are arranged in the shell. The lampshade is a hollow lampshade, two sets of clamping grooves are formed in the outer surface of the lampshade in a penetrating mode, moving grooves are formed in the two sides of the cover in a penetrating mode, the lampshade can be fixed only by placing the lampshade into the shell and fixing devices in the shell and penetrating through the clamping grooves of the lampshade, and one corner of each of the two sets of clamping pieces is arranged to be a 45-degree oblique angle. The 45-degree oblique angle is arranged, so that the