Importance

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Abstract

A heat exchanger according to an embodiment of the present disclosure includes a housing, a gas inflow pipe configured to flow exhaust gas in the housing and a gas exhaust pipe configured to discharge the exhaust gas to the outside of the housing, a cooling water inflow pipe configured to flow cooling water in the housing and a cooling water outflow pipe configured to flow out the cooling water heat-exchanged with the exhaust gas to the outside of the housing, a plurality of tubes extending in the housing in the longitudinal direction of the housing and through which the cooling water flowing therein through the cooling water inflow pipe flows, and a plurality of baffles which are installed in the housing to insert the plurality of tubes thereinto and which are spaced apart from each other by a predetermined distance and are disposed, in which the baffle may be a first curved part configured to extend to be rounded with a first curvature, a first straight part configured to extend linearly from one end part of the first curved part, a second straight part configured to extend linearly from the other end part of the first curved part, and a second curved part positioned between the first and second straight parts and configured to extend to be rounded with a second curvature, and the first straight part and the second straight part may be formed in a direction crossing each other.

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First Claim