Exhaust gas sampling gun sealing device and exhaust gas sampling gun
The invention provides an exhaust gas sampling gun sealing device and an exhaust gas sampling gun. The exhaust gas sampling gun sealing device comprises a first plugging piece and a second plugging piece. The first plugging piece is provided with a through hole matched with the outer wall of a sampl...
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| Hauptverfasser: | , , , , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
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| Zusammenfassung: | The invention provides an exhaust gas sampling gun sealing device and an exhaust gas sampling gun. The exhaust gas sampling gun sealing device comprises a first plugging piece and a second plugging piece. The first plugging piece is provided with a through hole matched with the outer wall of a sampling gun tube of the exhaust gas sampling gun in shape, the first plugging piece is provided with a kerf along the through hole, and the kerf is used for arranging the first plugging piece on the sampling gun tube in a sleeving mode. The second plugging piece is detachably connected with the first plugging piece through a connecting mechanism and used for sealing the kerf. The second plugging piece is detachably connected with the first plugging piece through the connecting mechanism by forming the through hole for installing the sampling gun tube in the first plugging piece and outward forming the kerf along the though hole, so that the first plugging piece can seal a sampling hole to prevent gas in an exhausting t |
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