Pipe-jacking pipe joint and pipe-jacking well waterproof structure
The utility model provides a pipe-jacking pipe joint and a pipe-jacking well waterproof structure. A mounting hole is formed in the well wall of a pipe-jacking well; comprising a pipe jacking section which is mounted at a mounting hole of a well wall; a gap is formed between the jacking pipe joint a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a pipe-jacking pipe joint and a pipe-jacking well waterproof structure. A mounting hole is formed in the well wall of a pipe-jacking well; comprising a pipe jacking section which is mounted at a mounting hole of a well wall; a gap is formed between the jacking pipe joint and the well wall; the plain concrete is filled in a gap between the jacking pipe joint and the well wall; the reinforced concrete is poured on the inner wall of the pipe-jacking well, and the pipe-jacking pipe joints and the well wall are fixedly connected to form a sealing wall; and the pre-embedded grouting pipe is arranged in a gap between the pipe jacking section and the well wall and penetrates through the reinforced concrete. The grouting pipe waterproof structure has the advantages that the first waterproof line of the grouting pipe is pre-buried, so that the problems of re-drilling, grouting pipe installation and waterproof treatment caused by water leakage in the later period can be solved, and the mainten |
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