Hanger sealing device
The utility model relates to the technical field of oil filed hangers, in particular to a hanger sealing device. The hanger sealing device comprises a hanging coupling, V-shaped elastic gland packing and O-shaped elastic gland packing. An annular concave table is arranged on the outer side of the up...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model relates to the technical field of oil filed hangers, in particular to a hanger sealing device. The hanger sealing device comprises a hanging coupling, V-shaped elastic gland packing and O-shaped elastic gland packing. An annular concave table is arranged on the outer side of the upper portion of the hanging coupling, and the V-shaped elastic gland packing and the O-shaped elastic gland packing are arranged inside the annular concave table. The hanger sealing device is simple in structure and convenient to use, due to the fact that the V-shaped elastic gland packing and the O-shaped elastic gland packing are arranged, service life is effectively prolonged, and potential risks caused by weak sealing are reduced. |
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