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molten salt shaft sealing

release time：2016/10/29 clicks：

1.A molten salt shaft sealing device, wherein: the seal means comprises three composition; wherein three helical sealing seal for the first stage dynamic seal, sealing the second stage and third stage nitrogen pressure seal sealing packing; the spiral dynamic seals include dynamic seal bushings, shaft and seal tube; dynamic sealing sleeve interference fit over the pump shaft and rotating with the shaft, the rotation is determined according to shaft rotation; the said nitrogen pressure is sealed by nitrogen sealing tube and sealing tubes; said nitrogen sealed tube with the annular chamber sealed tube is connected to a pressure which is filled with nitrogen; said packing by the packing, packing boxes and packing gland composition; said packing box welded in a sealed tube top, packing in a packing box.

2. A molten salt shaft sealing device according to claim 1, characterized in that: the sealing power of the spiral welded pipe central seal has three spaced Epsom salts pipe of 90 °.
3.A molten salt pump shaft sealing apparatus according to claim 3, wherein: said three Epsom salts pipe evenly spaced 90 ° arranged on the outside of a sealed tube.
4. A molten salt shaft sealing apparatus according to claim 1, wherein: said high temperature packing filler is a filler.

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