Protective horizontal pull cover

The utility model discloses a protective horizontal pull cover which comprises a pull cover set, the pull cover set comprises a first-layer pull cover and a second-layer pull cover, and the second-layer pull cover is connected into the first-layer pull cover in a sliding mode. The first-layer pull cover is formed by bending, the second-layer pull cover comprises a flat plate and a side plate, the side plate is welded to the left side of the flat plate, a vertical plate is welded to the front end of the flat plate and the front end of the side plate, sliding block sets are arranged on the two sides of the bottom of the vertical plate respectively, and each sliding block set comprises a top sliding block and a side face sliding block. The pull cover sliding block is divided into two parts, smooth sliding is guaranteed, meanwhile, the pull cover and the guide rail are prevented from falling off, the L-shaped limiting copper plate set is arranged, the pull cover is limited in the horizontal direction and the vert