Pipeline assembly and automotive fuel oil rail

• Main Authors: LIANG WANG, JINPENG XU, GUANGCHUN LI, WENDI KANG, JINGYING LIU, ANDA YU, RENJUN LI, DAKUN XU, YANG LIU, SHENG ZENG
• Format: Patent
• Language: Chinese; English
• Published: 03.05.2017
• Subjects: BLASTING; COMBUSTION ENGINES; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PIPES; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses an aspect provides a pipeline assembly, include: first pipeline, first pipeline includes first body, first body has first internal diameter, and second pipeline, the second pipeline includes the second body, the second body has the second external diameter, wherein, first body's a tip is formed with the choke section integratively, the choke section has choke section internal diameter, choke section internal diameter is less than first internal diameter, and a tip of second body is formed with flaring portion section integratively, flaring portion section has flaring portion section external diameter, flaring portion section external diameter is greater than the second external diameter, and flaring portion section insert to in the choke section, and the surface of flaring portion section with the internal surface of choke section seals fixed connection each other. The utility model discloses on the other hand still provides an automotive fuel oil rail. Compared with the prior art,