Novel plastic water pipe that wearability is good

The utility model discloses a novel plastic water pipe that wearability is good, which comprises an outer pipe and an inner pipe, the inner tube sets up the inside at the outer tube, the surface of outer tube is provided with first wearing layer, the surface of first wearing layer is provided with e...

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Bibliographische Detailangaben
1. Verfasser: HAO PINGLI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model discloses a novel plastic water pipe that wearability is good, which comprises an outer pipe and an inner pipe, the inner tube sets up the inside at the outer tube, the surface of outer tube is provided with first wearing layer, the surface of first wearing layer is provided with evenly distributed's first wear -resisting piece, the surface of first wearing layer still is provided with the second wearing layer, set up evenly distributed's through -hole on the second wearing layer, the outside that through -hole to second wearing layer is extended to the one end of first wear -resisting piece, evenly distributed's first recess is seted up to the internal surface of outer tube, be provided with the clearance between the internal surface of outer tube and the surface of inner tube, be provided with antifreezing mixture and buffering basement in the clearance respectively, the internal surface of antifreezing mixture is connected with the outer fixed surface of inner tube, the internal surface o