Mechanical pipe jacking out-of-hole through-wall water stop structure
The utility model discloses a mechanical pipe-jacking out-of-hole through-wall water stop structure which comprises a working well wall, a hole opening is formed in the working well wall, one side, close to the interior, of the hole opening is fixedly connected with an embedded flange, a bottom flan...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a mechanical pipe-jacking out-of-hole through-wall water stop structure which comprises a working well wall, a hole opening is formed in the working well wall, one side, close to the interior, of the hole opening is fixedly connected with an embedded flange, a bottom flange is arranged on the surface of the embedded flange, a rubber flange is arranged on the surface of the bottom flange, and the rubber flange is fixedly connected with the working well wall. An annular pressing plate is arranged on the surface of the rubber flange. A pipeline penetrates into the inner side of a rubber flange, the diameter of the pipeline is larger than the inner diameter of the rubber flange, the rubber flange is supported and deformed, then a plurality of extrusion arc strips are sequentially adjusted through an adjusting assembly to be close to a deformation area of the rubber flange and are extruded and supported, the circumference of the rubber flange tightly abuts against the surface of the pip |
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