The invention relates to the technical field of a display product, and discloses an intermediate vertical post fixing structure and a liquid crystal display television or a liquid crystal display or a computer integrated machine. The intermediate vertical post fixing structure comprises a main machine shell, a rear cover fixed on the back of the main machine shell, and a vertical post arranged in the intermediate position of the bottom side of the rear cover. A reinforcing bracket fixedly connected with the main machine shell is arranged in the rear cover. The vertical post is fixedly connected with the rear cover and the reinforcing bracket through fastening elements. The liquid crystal display television or the liquid crystal display or the computer integrated machine comprises the intermediate vertical post fixing structure. According to the intermediate vertical post fixing structure and the liquid crystal display television or the liquid crystal display or the computer integrated machine, the reinforcing bracket fixedly connected with the main machine shell is arranged in the rear cover, the vertical post in the intermediate position of the bottom side of the rear cover is fixedly connected with the rear cover and the reinforcing bracket through the fastening elements, in this way, the mounting strength of the vertical post is ensured effectively, and the complete machine stability is improved.