Novel plugging water retaining device for municipal pipeline port
The utility model discloses a novel plugging water retaining device for municipal pipeline ports, which comprises a pipeline, one end of the pipeline is connected with a connecting plate, the inside of the connecting plate is fixedly connected with an air pipe, one end of the air pipe is connected w...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a novel plugging water retaining device for municipal pipeline ports, which comprises a pipeline, one end of the pipeline is connected with a connecting plate, the inside of the connecting plate is fixedly connected with an air pipe, one end of the air pipe is connected with a connecting shell, and one end of the air pipe is fixedly provided with a plugging air bag. The plugging air bag is connected to the interior of the pipeline, a positioning structure is connected to the side face of the connecting plate, an adjusting structure is arranged on one side of the positioning structure, the positioning structure comprises a threaded rod, a concave block and a convex block, the concave block and the convex block are connected to one end of the threaded rod, the concave block is connected to the outer circle surface of the pipeline in an abutting mode, and the convex block is connected to the outer circle surface of the pipeline in an abutting mode. According to the scheme, the pipelin |
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