The utility model relates to a cable protection device and belongs to the technical field of electric power system equipment. The technical scheme is that the cable protection device includes a protection device body (1), rubber strips (2), a supporting strip (3), grooves (4) and installation holes (5). The cross section of the protection device body (1) is in the shape of a trapezoid. The bottom surface of the protection device body (1), which is in contact with the ground, is provided with the rubber strips (2).Anti-skid stripes are disposed on the upper surface of the protection device body (1). A groove (4) for accommodating cables is disposed in the protection device body (1). One or more supporting strips (3) are disposed in the groove (4), and are fixed onto the bottom surface of the protection device body (1). Two slopes of the protection device body (1) are provided with the installation holes (5) for fixing the cable protection device onto the ground. Chamfers are arranged between a middle part of the protection device body, which is parallel to the ground, and two side slopes. Beneficial effects are that the cable protection device is simple in structure, and tidy and elegant in appearance, and helps to avoid cable damage due to trampling.