Multitube footpath connects

• Main Author: YAO GUIFANG
• Format: Patent
• Language: Chinese; English
• Published: 15.03.2017
• 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 discloses a simple structure connects the better multitube footpath connects of leakproofness. Multitube footpath butt joint, including the connecting pipe, the connecting pipe has the inner chamber, the inner chamber at connecting pipe both ends all is provided with the ladder recess, every grade of ladder groove of ladder recess corresponds a pipe diameter, the ladder recess has the pipe diameter of two differences at least, the pipe diameter that every grade of ladder groove that the ladder recess is close to the connecting pipe terminal surface more has is big more, the inner wall in every grade of ladder groove all is provided with the internal thread, every grade of ladder inslot is provided with the rubber circle, the outer lane of rubber circle and the inner diameter matched who corresponds the ladder groove, internal diameter that the rubber circle has equals or is less than the big footpath of internal screw thread, the rubber circle is located every grade of ladder groove and is c