FIELD: mechanical engineering; sealing facilities.
SUBSTANCE: proposed self-sealing device provides possibility of separate self-sealing of movable part and sealing of fixed part. Self-sealing device has movable and fixed parts to be sealed, axle box and sealing packings arranged in groove of fixed part. Preseal ring for sealing packing of fixed part is arranged in groove of fixed part, and axle box is made of L-section with flange for sealing packing of movable part. Preseal ring and axle box are installed for axial displacement under action of pressure of sealing of sealed medium.
EFFECT: high efficiency.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SELF-SEALING FLANGELESS JOINT WITH SPLIT RING | 2013 |
|
RU2525286C1 |
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RU2036363C1 |
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| STUFFING BOX SEAL | 1997 |
|
RU2155896C2 |
| SEAL DEVICE | 0 |
|
SU1760211A1 |
| STUFFING BOX SEAL | 1997 |
|
RU2155897C2 |
