Environment-friendly double-layer PVC (polyvinyl chloride) pipe with waterproof film

• Main Author: YAN BINGXUE
• Format: Patent
• Language: Chinese; English
• Published: 25.02.2022
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses an environment-friendly double-layer PVC (polyvinyl chloride) pipe with a waterproof film, which comprises a surface coating arranged on the outer surface of an outer-layer PVC pipe and internally connected with a waterproof film interlayer, an outer-layer waterproof film arranged on the outer surface of an inner-layer PVC pipe and internally provided with clamping grooves at equal intervals, and an inner-layer waterproof film arranged on the inner wall of the inner-layer PVC pipe and internally connected with a waterproof film interlayer. The inner layer waterproof film is arranged on the inner wall of the inner layer PVC pipe, and separation blades are connected to the inner layer waterproof film at equal intervals. The environment-friendly double-layer PVC pipe with the waterproof film is compact in pipe wall structure, is provided with a double-layer PVC pipe nesting structure, can have good compression resistance and wear resistance, can keep the pipeline tight and closed thro