Segmentation connection structure of fractionating tower

The utility model discloses a segmentation connection structure of fractionating tower, including last tower body and lower tower body, go up the tower body and be equipped with the go -between down between the tower body, the both ends of go -between are equipped with the annular groove that corresponds with last tower body and lower tower body respectively, the inside wall of going up tower body and lower tower body is equipped with first screw, the lateral wall of annular groove is equipped with the second screw thread that corresponds with first screw thread, go up reverse setting of two first screws on tower body and the internal lateral wall of lower column, it is equipped with an upper fixed plate and bottom plate upward to fix the cover respectively on tower body and the lower tower body, the both ends of go -between are all fixed the cover and are equipped with the connecting plate, two connecting plates pass through locking screw respectively with an upper fixed plate and bottom plate fixed connecti