A touch panel and a liquid crystal display device. The touch panel includes a plurality of touch electrodes and a plurality of conductive grids, with each of the plurality of touch electrodes being located inside one of the plurality of conductive grids; a plurality of touch electrodes are divided into at least two groups of touch electrodes, at least two conductive network units insulated from each other are formed by a plurality of conductive grids, and each conductive network unit corresponds to at least one group of touch electrodes.