Architectural decoration ceiling aluminum line decoration device

The utility model relates to a building decoration ceiling aluminum line decoration device which comprises a decoration line, the decoration line comprises a fixing transverse plate, a fixing vertical plate abutting against the side edge of a wall is arranged on the top of the fixing transverse plate, a connecting transverse plate is arranged on one side of the fixing vertical plate, and a fixing side plate is arranged on the side, away from the fixing vertical plate, of the connecting transverse plate. The fixing side plate is connected with one side of the fixing transverse plate, a fixing top plate is arranged at the top of the fixing side plate, a mounting groove matched with a wallboard decoration material is formed among the fixing top plate, the connecting transverse plate and the fixing vertical plate, and a limiting assembly is arranged at the bottom of the fixing side plate. The ceiling material and the wallboard decoration material can be effectively, quickly, simply and conveniently mounted, so th