Noise reduction and heat insulation type seamless steel pipe for high-pressure boiler

• Main Author: TANG DENGPING
• Format: Patent
• Language: Chinese; English
• Published: 12.08.2022
• 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 noise reduction heat insulation type seamless steel pipe for a high-pressure boiler, which comprises an inner pipeline and an outer pipeline arranged on the outer side of the inner pipeline, a heat preservation layer is wrapped on the outer side of the inner pipeline, a sound insulation layer is wrapped on the outer side of the heat preservation layer, and a sound insulation plate assembly is arranged in the outer pipeline. The outer pipeline is arranged on the inner pipeline in a sleeving mode to enable the sound insulation plate assembly to press the sound insulation layer, the sound insulation plate assembly comprises first sound insulation plates and second sound insulation plates, the multiple first sound insulation plates and the multiple second sound insulation plates are arranged at intervals along the inner wall of the outer pipeline, and the first sound insulation plates and the second sound insulation plates are arranged in an inclined and staggered mode; the inner wal