Title:
MIXING DEVICE FOR SELECTIVE CATALYTIC REDUCTION MACHINE
Document Type and Number:
WIPO Patent Application WO/2018/101678
Kind Code:
A1
Abstract:
The technical objective of the present invention is to provide a mixing device for a selective catalytic reduction machine capable of improving the catalyst reaction in the selective catalytic reduction machine by activating breakup and evaporation of droplets of the reducing agent. To this end, a mixing device for a selective catalytic reduction machine according to the present invention is a mixing device for a selective catalytic reduction machine configured to mix a reducing agent, which is injected through an injector, with exhaust gas and to guide the same to the selective catalyst reduction machine, the mixing device comprising: a housing provided with the injector, the rear end of the housing being connected to the selective catalytic reduction machine; and a mixer provided inside the housing between the injector and the rear end of the housing, wherein the mixer comprises a cylindrical mixer body having a hollow portion, the outer peripheral surface of the mixer body being supported on the inner peripheral surface of the housing, a center shaft provided at the center of the hollow portion of the mixer body and elongated in the longitudinal direction of the mixer body, and at least three blades connecting the inner peripheral surface of the mixer body and the outer peripheral surface of the center shaft, respective blades overlapping with each other when seen in the longitudinal direction of the mixer body.
Inventors:
EOM YONG SEOK (KR)
OH HAK JIN (KR)
OH HAK JIN (KR)
Application Number:
PCT/KR2017/013476
Publication Date:
June 07, 2018
Filing Date:
November 24, 2017
Export Citation:
Assignee:
WOOSHIN IND CO LTD (KR)
International Classes:
F01N3/20; F01N3/28
Domestic Patent References:
| WO2015182709A1 | 2015-12-03 |
Foreign References:
| JP2015055218A | 2015-03-23 | |||
| KR980008504U | 1998-04-30 | |||
| KR20120130603A | 2012-12-03 | |||
| JP5155728B2 | 2013-03-06 |
Attorney, Agent or Firm:
MI PATENT AND LAW FIRM (KR)
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