Novel quick connecting pipe fitting, manufacturing method and airtight sealing manufacturing method

The invention belongs to the technical field of quick-connecting pipe fittings, and discloses a novel quick-connecting pipe fitting, a manufacturing method and an airtight seal manufacturing method, and an innovative connecting mode is adopted and comprises a buckle, a thread and an airtight seal; high-quality sealing materials and processes are adopted for airtight sealing; disassembly and replacement can be easily carried out; high-pressure-resistant, corrosion-resistant and high-temperature-resistant materials are selected so as to adapt to pipeline conveying of different types; and the material meets related industrial standards and safety requirements. The pipeline connecting speed is obviously increased, and the engineering time and labor cost are reduced; the optimized sealing performance prevents gas or liquid leakage, and the safety and reliability of a pipeline system are improved; the maintenance cost is reduced and the downtime is shortened due to the design and the maintenance process which are e