FIELD: construction.
SUBSTANCE: invention relates to sealing technology. The combined packing of brush/labyrinth teeth is located between the gas screen and edges of the fan in ventilating system of the electric generator. At least, a pair of the brush is straddle on both sides of the labyrinth, providing a narrow or a zero radial backlash with edges of blades of the fan. Brush packing's are executed in the form of double dual-row bidirectional form. In the first version of realisation the brush bristles are inclined to the fan, in essence, in radially opposite direction. In an additional version of realisation inclined brush packing's hook on the opposite sides of blades of the fan or an edge of blades of the fan.
EFFECT: increases the reliability of the packing.
10 cl, 6 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
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RU2309314C2 |
