REFRIGERANT PIPING UNIT AND REFRIGERATING APPARATUS

Title:

REFRIGERANT PIPING UNIT AND REFRIGERATING APPARATUS

Document Type and Number:

WIPO Patent Application WO/2022/054377

Kind Code:

A1

Abstract:

This refrigerant piping unit comprises a first plate (51, 71), a second plate (52, 72) layered onto the first plate (51, 71), and a control valve (15, 21, 22, 17, 62, 63, 64). A refrigerant flow path is formed in the first plate (51, 71) and/or the second plate (52, 72). The control valve (15, 21, 22, 17, 62, 63, 64) is provided with: a valve body (43, 44, 77, 88, 91) having a refrigerant passage (43a, 44a, 77a, 88a, 91a) that is continuous with the refrigerant flow path, the valve body (43, 44, 77, 88, 91) being rotatably positioned inside the first plate (51, 71) and varying the flow of a refrigerant in the refrigerant flow path in accordance with a rotation amount; and a drive unit (45, 78) that adjusts the rotation amount of the valve body (43, 44, 77, 88, 91).

Inventors:

OHNO ASAHI (JP)
KOIKE FUMIAKI (JP)
HAMADATE JUNICHI (JP)
OKUNO MASATO (JP)
YAKURA NARITAKA (JP)
KOMAKI AYUMI (JP)
NOJIMA NOBUHIRO (JP)
AKAGI TAKAAKI (JP)
OHTANI YASUTAKA (JP)

Application Number:

PCT/JP2021/024483

Publication Date:

March 17, 2022

Filing Date:

June 29, 2021

Export Citation:

Click for automatic bibliography generation Help

Assignee:

DAIKIN IND LTD (JP)

International Classes:

F25B41/24; F25B41/26; F25B41/35; F25B41/40

Foreign References:

JP2009041812A	2009-02-26
JP2012067833A	2012-04-05
JP2016080004A	2016-05-16
JP2020133997A	2020-08-31
JP2009041812A	2009-02-26

Other References: