Method of replacing and repairing sewage pipes without excavation
A sewage pipeline, trenchless technology, which is applied in the sewer system, waterway system, water supply device, etc., can solve the problems of road collapse, hidden danger, and inability to effectively complete the pipeline repair work, so as to achieve low construction noise and impact on the surrounding environment. Effects of small, high socioeconomic effects
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[0025] The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0026] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, ...
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