Protective structure for foundation support

The utility model relates to a protective structure for foundation support, which comprises a first support plate, a second support plate is arranged on the right side of the first support plate, a rectangular box is arranged between the first support plate and the second support plate, and three square blocks are fixedly mounted on the right side of the first support plate. And an adjusting mechanism is arranged in the rectangular box. According to the protection structure for foundation supporting, by arranging the adjusting mechanism, when a first supporting plate and a second supporting plate are used for supporting the side wall, the distance between the first supporting plate and the second supporting plate can be adjusted according to foundations with different widths, a rotating rod is rotated, the rotating rod rotates to drive a driving bevel gear to rotate, and the driving bevel gear is driven to rotate; and due to the meshing relation of the driving bevel gear and the driven bevel gear, when the dr