HEAT EXCHANGER AND AIR CONDITIONER INCLUDING THE SAME
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United States of America Patent
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Issued Date -
May 16, 2024
app pub date -
Sep 29, 2023
filing date -
Nov 10, 2022
priority date (Note) -
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Abstract
A heat exchanger including an inner tube including a bending portion, a first heat exchange portion extending from the bending portion, and a second heat exchange portion extending from the bending portion; a first outer tube forming a first double-tube structure around the first heat exchange portion; a second outer tube forming a second double-tube structure around the second heat exchange portion; and a first connection tube connecting a first through hole of the first outer tube and a second through hole of the second outer tube so as to connect the first outer tube and the second outer tube, wherein a first refrigerant is flowable through the heat exchange portions and the bending portion, a second refrigerant is flowable through the outer tubes and the first connection tube, and the second refrigerant exchanges heat with the first refrigerant at boundaries between the respective outer tubes and heat exchange portions.
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