LED variable speed limiting sign

The utility model relates to an LED variable speed limiting sign which is used for displaying vehicle speed on express highways and comprises a box body, wherein LED lamps (2) arranged in an outer ring are arranged in the box body, digital display zone LED lamps (1) are arranged in the LED lamps (2) arranged in an outer ring, three digit number strokes display speed limit of the digital display zone LED lamps (1) are formed by LED pixel pipes, including a '1' shape and two '8' shapes from left to right respectively, wherein '8' shapes are translated for forming a double '8' shaped structure which is partially overlapped, the box body comprises an outer layer box body (3) and an inner layer box body (4), wherein an outer layer box door (5) is arranged on the outer layer box body (3), an inner layer box door (6) is arranged on the inner layer box body (4), the LED variable speed limiting sign not only can display two digit numbers and three digit numbers in a centered mode, but also can prominently lower the co