Dredging device of drain-pipe
The utility model relates to a dredging device of a drain pipe, which comprises an expansion ring bracket, an expansion ring, a connecting pipe and an inlet valve. The utility model has the advantages of simple structure, small size, high dredging speed and convenient operation, and is suitable for...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model relates to a dredging device of a drain pipe, which comprises an expansion ring bracket, an expansion ring, a connecting pipe and an inlet valve. The utility model has the advantages of simple structure, small size, high dredging speed and convenient operation, and is suitable for dredging block of bend paths in various water supply and drain pipelines. |
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