Title:
EXHAUST GAS COOLING DEVICE
Document Type and Number:
Japanese Patent JP2021050680
Kind Code:
A
Abstract:
To provide an exhaust gas cooling device capable of sufficiently lowering the temperature of exhaust gas.SOLUTION: An exhaust gas cooling device 1 includes a first exhaust pipe 2 through which exhaust gas G flows, a second exhaust pipe 3 connected to the first exhaust pipe 2 at its downstream side in the flowing direction of the exhaust gas G, an outside air introduction part 4 provided in a connection area between the first exhaust pipe 2 and the second exhaust pipe 3 for introducing outside air A into the second exhaust pipe 3, and a swirl flow generation part 5 provided in the second exhaust pipe 3. The first exhaust pipe 2 is constructed to exhaust all of the exhaust gas G introduced inside from the end on the downstream side, and the swirl flow generation part 5 having a blade member 52 is constructed to generate a swirl flow including the exhaust gas G exhausted from the first exhaust pipe 2 and the outside air A introduced from the outside air introduction part 4 using the blade member 52.SELECTED DRAWING: Figure 1
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Inventors:
MEGURO TAKAYUKI
IKEDA YUKI
IKEDA YUKI
Application Number:
JP2019175049A
Publication Date:
April 01, 2021
Filing Date:
September 26, 2019
Export Citation:
Assignee:
ISUZU MOTORS LTD
International Classes:
F01N3/02; F01N13/08
Attorney, Agent or Firm:
Washeda International Patent Office