DISPLAY PANEL AND PACKAGING METHOD THEREFOR AND DISPLAY DEVICE

摘要

A display panel comprises a first substrate (1) and a second substrate (2) opposite to the first substrate (1). The first substrate (1) is provided with at least one annular protrusion (11) having the same central point. The at least one annular protrusion (11) is made of frit. The second substrate (2) is provided with a packaging belt (21) matching the annular protrusions (11). The packaging belt (21) comprises at least one annular groove (211), the number of the annular grooves (211) being less than or equal to that of the annular protrusions (11). Also provided are a packaging method and a display device. It is ensured, by means of packaging of an OLED display panel, that the display panel is well sealed, and the service life of the OLED display panel is prolonged.