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Patent Searching and Data


Title:
HEAT EXCHANGER AND HEAT PUMP APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/230737
Kind Code:
A1
Abstract:
Provided are a heat exchanger and a heat pump apparatus having a header, with which it is possible to keep the number of components low, even in the case in which a large internal space is maintained. This outdoor heat exchanger (11) is connected to a first gas refrigerant tube (19) through which a refrigerant flows, and comprises a plurality of flat tubes (28) and a gas header (70), wherein the gas header (70) comprises a first member (71) having a flat tube connecting plate (71a) to which a plurality of flat tubes (28) are connected, and a second member (72) which is positioned between the first gas refrigerant tube (19) and the flat tube connecting plate (71a). The second member (72) comprises a first inner wall (72b) and second internal wall (72c) along a first direction in which the flat tubes (28) extend, and a connecting portion (72a) which connects the first inner wall (72b) and the second inner wall (72c). The first gas refrigerant tube (19) and the flat tubes (28) are connected via a space sandwiched between the first inner wall (72b) and the second inner wall (72c).

Inventors:
YAMADA KOUJU
HIROKAWA TOMOKI
Application Number:
JP2020/018728
Publication Date:
November 19, 2020
Filing Date:
May 08, 2020
Export Citation:
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Assignee:
DAIKIN IND LTD (JP)
International Classes:
F25B13/00; F28D1/047; F28F1/02; F28F1/32; F28F9/02
Domestic Patent References:
WO2006028148A12006-03-16
Foreign References:
US5366007A1994-11-22
JP2010139088A2010-06-24
JP2011085343A2011-04-28
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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