EXHAUST GAS MIXER AND CONSTANT VOLUME SAMPLING APPARATUS

摘要

The present invention is intended to reduce noise or vibration occurring in an exhaust gas mixer, and provided with: a mixer main body that has a hollow part extending in an axial direction; an inner pipe part that is provided in the hollow part along the axial direction; a gas introduction part that is provided to the mixer main body, and introduces mixing target gas into a space to spiral the mixing target gas; and a gas lead-out part that is provided in the inner pipe part to lead out the mixing target gas, wherein a central axis of the inner pipe part and a central axis of the hollow part are provided in mutually different positions.

主权项

1. An exhaust gas mixer that mixes mixing target gas containing exhaust gas, the exhaust gas mixer comprising:
a mixer main body that has inside a hollow part extending in a predetermined axial direction; an inner pipe part that is provided in the hollow part along the axial direction; a gas introduction part that is provided to the mixer main body to introduce the mixing target gas into a space between the mixer main body and the inner pipe part; and a gas lead-out part that is provided in the inner pipe part to lead out the mixing target gas that has spiraled in the space, wherein a central axis of the inner pipe part and a central axis of the hollow part are provided in mutually different positions.