Title:
REFRIGERANT FLOW PASSAGE SWITCHING UNIT AND AIR CONDITIONING DEVICE COMPRISING THE SAME
Document Type and Number:
Japanese Patent JP2020071020
Kind Code:
A
Abstract:
To improve workability by allowing maintenance of flow passage switching valves to be performed even if they are installed in a space having a small height dimension.SOLUTION: A refrigerant flow passage switching unit (4) is provided between a heat source unit (2) and a utilization unit (3), and switches a flow of a refrigerant in the utilization unit (3). The refrigerant flow passage switching unit (4) comprises flow passage switching valves (46 and 47), and a case (120) housing the flow passage switching valves (46 and 47). Maintenance openings (132, 133, and 134) are formed in at least two side surfaces (123, 125, and 126) out of side surfaces (123-126) of the case (120).SELECTED DRAWING: Figure 4
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Inventors:
KAGAWA MIKIO
IKARI KAZUKI
BEE SZEPING
SHIMODA JUNICHI
IKARI KAZUKI
BEE SZEPING
SHIMODA JUNICHI
Application Number:
JP2019196830A
Publication Date:
May 07, 2020
Filing Date:
October 30, 2019
Export Citation:
Assignee:
DAIKIN IND LTD
International Classes:
F25B41/04; F24F1/22; F24F1/32; F25B13/00; F25B41/00
Domestic Patent References:
| JP2005265377A | 2005-09-29 | |||
| JP2004301424A | 2004-10-28 | |||
| JPH04103540U | 1992-09-07 | |||
| JP2013076519A | 2013-04-25 | |||
| JP2015227741A | 2015-12-17 | |||
| JP2014047977A | 2014-03-17 | |||
| JP2012013275A | 2012-01-19 | |||
| JP2001241696A | 2001-09-07 |
Foreign References:
| WO2015087756A1 | 2015-06-18 |
Attorney, Agent or Firm:
Shinki Global IP Patent Corporation