Title:
カスケードユニットおよび冷凍サイクル装置
Document Type and Number:
Japanese Patent JP7265193
Kind Code:
B2
Abstract:
Provided are a cascade unit and a refrigeration cycle device capable of cooling electrical components. A cascade unit (2) of a refrigeration cycle device (1) comprises: a primary-side refrigerant circuit (5a) having a primary-side heat exchanger (74) and having a primary-side refrigerant flowing therethrough; a secondary-side refrigerant circuit (10) having a secondary-side compressor (21) and utilization-side heat exchangers (52a, 52b, 52c) and having a secondary-side refrigerant flowing therethrough; and a cascade heat exchanger (35) that exchanges heat between a primary-side refrigerant and a secondary-side refrigerant. The cascade unit comprises: the secondary-side compressor (21); the cascade heat exchanger (35); a first electrical component (91), a second electrical component (92), and a third electrical component (93); an electrical component fan (97); and a cascade casing (2x) that accommodates the secondary-side compressor (21), the first electrical component (91), and the electrical component fan (97).
Inventors:
Kumiko Saeki
Yuta Iyoshi
Yoshiki Yamanoi
Yuta Iyoshi
Yoshiki Yamanoi
Application Number:
JP2021161997A
Publication Date:
April 26, 2023
Filing Date:
September 30, 2021
Export Citation:
Assignee:
Daikin Industries, Ltd.
International Classes:
F25B7/00; F24F1/24; F24F1/50; F25B1/00
Domestic Patent References:
| JP4086436A | ||||
| JP2010266132A | ||||
| JP2019020087A | ||||
| JP5203235A |
Foreign References:
| WO2021044548A1 | ||||
| WO2012121326A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Shinju Global IP