Connecting and discharging mechanism and ventilation device
The utility model discloses a connecting and discharging mechanism and a ventilation device, and relates to the technical field of pipeline sealing, and the connecting and discharging mechanism comprises a connecting assembly, a discharging assembly, a discharging assembly, a discharging assembly an...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a connecting and discharging mechanism and a ventilation device, and relates to the technical field of pipeline sealing, and the connecting and discharging mechanism comprises a connecting assembly, a discharging assembly, a discharging assembly, a discharging assembly and a discharging assembly, and the connecting assembly comprises a first butt-joint piece and a second butt-joint piece arranged on one side of the first butt-joint piece; the sealing assembly comprises an inner sealing piece arranged on the inner side of the first butt-joint piece and the inner side of the second butt-joint piece, and an outer sealing piece arranged on the outer side of the first butt-joint piece and the outer side of the second butt-joint piece. And the rapid circulation assembly comprises a first conical pipeline of which one side is fixedly connected with one side of the second butt joint piece, a second conical pipeline of which one side is fixedly connected with one side of the first conical p |
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