Device for cleaning mesh of rigid joint of underground diaphragm wall

The utility model discloses a device for cleaning a rigid joint mesh of an underground diaphragm wall, which comprises a base plate, one side of the base plate is connected with a double-wheel mill, the other side of the base plate is connected with a bearing support, the bearing support is of an L-shaped structure, the horizontal end of the bearing support is connected with the base plate, the vertical end of the bearing support is provided with a bearing hole, and a bearing is arranged in the bearing hole; a brush cylinder is rotationally connected between the bearing support and the base plate; the surface of the base plate is connected with a slurry injection pipe. The device solves the problem that the joint of the reinforcement cage frame cannot be effectively cleaned in the existing underground diaphragm wall construction, and has the characteristics that the structure is simple, the use is convenient, the device can be effectively matched with a field double-wheel mill, and the cost is greatly reduced