Prefabricated concrete inspection well and pipeline flexible connection structure
The utility model relates to the technical field of prefabricated concrete inspection wells, in particular to a prefabricated concrete inspection well and pipeline flexible connection structure which comprises a prefabricated concrete inspection well, a prefabricated concrete short pipe and an inspe...
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| Hauptverfasser: | , , , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model relates to the technical field of prefabricated concrete inspection wells, in particular to a prefabricated concrete inspection well and pipeline flexible connection structure which comprises a prefabricated concrete inspection well, a prefabricated concrete short pipe and an inspection well sealing rubber ring. A round preformed hole is formed in the inner side of the prefabricated concrete inspection well body, a prefabricated concrete short pipe is installed on the inner side of the round preformed hole through an inspection well sealing rubber ring, inner surface protruding ridges are arranged on the periphery of the inner surface of the inspection well sealing rubber ring, and outer surface protruding ridges are arranged on the outer surface of the inspection well sealing rubber ring. In the installation process, the prefabricated concrete short pipe and the prefabricated concrete inspection well can be connected easily by being matched with a press-fit device, meanwhile, the prefabrica |
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