Detachable LED display screen for advertising purpose

The invention discloses a detachable LED display screen for advertising purpose. The detachable LED display screen structurally comprises a display screen, a dismounting device and a mounting groove.The display screen is arranged in the mounting groove. The mounting groove is positioned in the center of the dismounting device. The mounting groove is fixed on the dismounting device in an embeddedmanner. The display screen is matched with the mounting groove. According to the invention, by utilizing the clamping force of two clamping plates exerted onto the display screen, the display screen is stressed in a movable groove to be in a relatively stable state. When the display screen needs to be taken down, the movable groove is pulled out of a fixed frame. In this way, the display screen isinclined outwards to press a protruding rod, so that an air bag is opened and expanded. The pressing force of the display screen on the movable groove is reduced. The situation that during the disassembling process of a tradit