| 摘要 |
The invention relates to an exhaust gas system comprising: - an exhaust gas pipe through which exhaust gas flows in a flow direction and which has a pipe wall, - a flange which is arranged in the pipe wall and which has a passage opening provided with an internal thread, and - a gas sensor, in particular a particle sensor, which is provided for sensing the concentration of soot particles contained in the exhaust gas and which has a threaded housing portion that is provided with an external thread and is screwed into the passage opening, wherein - an annular gap is produced between a radial outer face of the threaded housing portion and a passage-opening inner circumferential portion which protrudes into the interior of the exhaust gas pipe, and - the flange has a flow conducting element which extends over a downstream part of the circumference of the threaded housing portion and which is provided for limiting or largely preventing a flow around the gas sensor in the annular gap. |
