US 12,392,505 B2
Air conditioner
Dongfang Zhao, Shandong (CN); Fali Cao, Shandong (CN); Xiaoyu Li, Shandong (CN); Lihua Shi, Shandong (CN); Xiaolei Liu, Shandong (CN); and Yajun Li, Shandong (CN)
Assigned to QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD., Qingdao (CN)
Filed by QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD., Shandong (CN)
Filed on Oct. 12, 2023, as Appl. No. 18/485,541.
Application 18/485,541 is a continuation of application No. PCT/CN2022/081815, filed on Mar. 18, 2022.
Claims priority of application No. 202110845573.4 (CN), filed on Jul. 26, 2021; and application No. 202110845581.9 (CN), filed on Jul. 26, 2021.
Prior Publication US 2024/0060659 A1, Feb. 22, 2024
Int. Cl. F24F 1/0063 (2019.01); F24F 1/0068 (2019.01); F25B 39/00 (2006.01); F25B 39/02 (2006.01); F28D 1/047 (2006.01); F28D 1/053 (2006.01); F28F 9/02 (2006.01)
CPC F24F 1/0063 (2019.02) [F24F 1/0068 (2019.02); F25B 39/00 (2013.01); F25B 39/028 (2013.01); F28D 1/0476 (2013.01); F28D 1/05391 (2013.01); F28F 9/0275 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An air conditioner, comprising:
a compressor; and
a heat exchanger, including:
a first heat exchanger including a plurality of flat pipes;
a second heat exchanger including another plurality of flat pipes, wherein the another plurality of flat pipes in the second heat exchanger correspond to the plurality of flat pipes in the first heat exchanger, and each flat pipe in both the another plurality of flat pipes in the second heat exchanger and the plurality of flat pipes in the first heat exchanger includes:
a first straight pipe section;
a second straight pipe section parallel to the first straight pipe section; and
a bent section located on a same side of the first straight pipe section and the second straight pipe section and connected to an end of the first straight pipe section and an end of the second straight pipe section; another end of the first straight pipe section being a first end of the flat pipe, and another end of the second straight pipe section being a second end of the flat pipe;
a plurality of connectors disposed corresponding to the plurality of flat pipes in the first heat exchanger, any connector in the plurality of connectors being configured to make a second end of a flat pipe in the first heat exchanger connected to a second end of a flat pipe in the second heat exchanger;
at least one first header connected to first ends of the plurality of flat pipes in the first heat exchanger;
a second header connected to first ends of the another plurality of flat pipes in the second heat exchanger; and
a main air pipe assembly, including:
a main air pipe with an end closed;
a plurality of branch air pipes arranged at intervals in an extending direction of the main air pipe, an end of any branch air pipe in the plurality of branch air pipes communicating with the main air pipe, and another end thereof communicating with the second header; and
a connecting pipe, another end of the main air pipe being connected to an end of the connecting pipe, and another end of the connecting pipe being connected to the compressor.