Frostproofing PPR pipe of little electric heat, PPR straight joint

• Main Author: YU WEIBING
• Format: Patent
• Language: Chinese; English
• Published: 20.10.2017
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model provides a frostproofing PPR pipe of little electric heat, including the body, the body has inner wall and outer wall, is equipped with first heating wire in the body, and first heating wire is the in line setting in the body, and first heating wire has the extension that stretches out PPR pipe end face. The utility model provides a frostproofing PPR pipe simple structure of little electric heat, fail safe nature is high, and application scope is wide. The utility model discloses still provide with little electric heat supporting PPR straight joint of PPR pipe that prevents frostbite, PPR straight joint includes first connecting portion, second connecting portion and third connecting portion, the external diameter of first connecting portion, third connecting portion with the PPR bore of pipe equals, the external diameter of second connecting portion equals with the external diameter of PPR pipe, and the in line is provided with the second heating wire in the second connecting portion, the s