Mounting assembly for wall-mounted antenna

An installation assembly for a wall-mounted antenna comprises a left installation piece and a right installation piece, and each installation piece comprises a cover plate portion and two connection portions. The cover plate part is provided with a long-strip hole, one end of the long-strip hole is a round bolt hole, in the two connecting parts of the same mounting piece, one connecting part is arranged at the end, close to the bolt hole, of the cover plate part and is called a side connecting part, and the other connecting part is arranged on one side, in the width direction, of the long-strip hole and is a lifting connecting part; the positions of the lifting connecting parts in the left mounting piece and the right mounting piece are opposite relative to the width direction of the long-strip-shaped hole, so that when the left mounting piece and the right mounting piece are separately arranged on the left side and the right side of the antenna for cooperative use, the side connecting parts of the two mounti