Novel carbon fibre precursor high pressure steam draft machine

The utility model provides a novel carbon fibre precursor high pressure steam draft machine, include the draft jar body, labyrinth seals box, the draft jar body is equipped with the slit that is used for the silk bundle to pass through, and the internal bottom of draft jar is equipped with the low pressure steam admission line, and the top of low pressure steam admission line is equipped with porous break plate, and the entrance point and the exit end of the draft jar body are equipped with the labyrinth seals box respectively, are equipped with labyrinth seals structure and lower labyrinth seals structure in the labyrinth seals box, are equipped with the clearance between upper and lower labyrinth seals structure, form silk bundle operation passageway. This kind of novel carbon fibre precursor high pressure steam draft machine, the draft multiplying power is high, and disconnected silk is few, and the silk bundle percent of pass is high, and pressurize nature is good, can effectively improve precursor orient