The utility model relates to the technical field of a lamp product, particularly a lampshade with stable assembly, which comprises a first bracket, a second bracket and a plastic rubber shade cover, wherein the plastic rubber shade cover is a barrel-shaped body, the inner side of one end of the plastic rubber shade cover is provided with a plurality of clamping grooves clamped with the first bracket and the inner side of the other end is alternately provided with a plurality of clamping grooves and clamping channels which are clamped with the second bracket. After adopting the structure, the utility model has the advantages of convenient assembly and disassembly, convenience for users to clean and maintain lamps, simple structure and low cost and the clamping grooves and the clamp channels are together matched and clamped with the brackets so that the integral lampshade has more stable structure.