Supporting structure for adjusting circular sealing box

The utility model discloses a supporting structure for adjusting a circular sealing box, which relates to the technical field of sintering furnace structures and comprises a guide rail, a hearth supporting block and a guide adjusting mechanism. The guide rail is used for being arranged at the bottom of a material bottom plate, and the hearth supporting block is arranged between the guide rail and the guide adjusting mechanism. The guide adjusting mechanism penetrates through a heat insulation cylinder and a furnace wall of the sintering furnace, and an adjusting structure is arranged at the bottom of the guide adjusting mechanism. According to the supporting structure for adjusting the circular sealing box, the adjusting mechanism is arranged below the furnace wall, the adjusting mechanism and the sealing box are supported through the stand columns, and horizontal adjustment of the sealing box can be achieved through the adjusting mechanism; and the levelness of the material bottom plate can be independently