According to embodiments of the invention, there are disclosed a liquid crystal display panel and a liquid crystal display device. The liquid crystal display panel comprises: a liquid crystal layer; a conductive structure, surrounding the liquid crystal layer; and a driving circuit, connected to the conductive structure. The driving circuit comprises: a power supply circuit and a switch circuit. The power supply is connected to the conductive structure and provides the conductive structure with a DC voltage. One terminal of the switch circuit is connected to the conductive structure and the other terminal thereof is grounded.