Natural gas pipeline and gas leakage detection device thereof

• Main Authors: LUO RUI, GUO HUI, WU JIANBIAO, DING JINGCHEN, CHEN KUI, CAO TONGSHENG
• Format: Patent
• Language: Chinese; English
• Published: 12.04.2024
• 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; PIPE-LINE SYSTEMS; PIPE-LINES; PIPES; STORING OF DISTRIBUTING GASES OR LIQUIDS; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model relates to a natural gas pipeline and a gas leakage detection device thereof, which belong to the technical field of pipeline gas leakage detection devices, and comprise a shell which is used for surrounding a pipeline flange joint and is in sealed connection with the outer peripheral surface of the pipeline, and a gear disc which is in sliding fit with the inner peripheral surface of the shell and is provided with inner teeth, a rotating shaft meshed with inner teeth of the gear disc is further arranged in the shell in the axial direction of the pipeline. The power device is in transmission connection with the rotating shaft; and a gas concentration sensor is arranged on the gear disc. The problem that in the prior art, the gas leakage position of the natural gas pipeline cannot be determined in time and workers cannot be reminded of maintenance is solved. 本实用新型涉及一种天然气管道及其漏气检测装置，属于管道漏气检测装置技术领域，包括用于环绕管道法兰连接处并与管道外周面密封连接的壳体，与所述壳体内周面滑动贴合设置带有内齿的齿轮盘，所述壳体内沿管道轴向还设置有与所述齿轮盘内齿啮合的转轴；还包括传动连接所述转轴的动力装置；所述