REFRIGERANT SWITCHING AND COLLECTING UNIT - HITACHI-JOHNSON CONTROLS AIR CONDITIONING INC

Title:

REFRIGERANT SWITCHING AND COLLECTING UNIT

Document Type and Number:

WIPO Patent Application WO/2018/012045

Kind Code:

A1

Abstract:

A refrigerant switching and collecting unit (3) is disposed between an indoor unit (1) and an outdoor unit (2). This refrigerant switching and collecting unit (3) is provided with: a plurality of high-pressure valves (11); a plurality of low-pressure valves (12); a high-pressure header (14); a low-pressure header (17); a high-pressure gas pipe (15) that connects each high-pressure valve (11) to the high-pressure header (14); and a low-pressure gas pipe (18) that connects each low-pressure valve (12) to the low-pressure header (17). The plurality of the high-pressure valves (11) are arranged in an array in a first direction orthogonal to the vertical direction. The plurality of the low-pressure valves (12) are arranged in an array in the first direction. The low-pressure valves (12), the low-pressure header (17), and the low-pressure gas pipe (18) are disposed in the vertical direction and at one side in a second direction orthogonal to the first direction, with respect to the high-pressure valves (11), the high-pressure header (14), and the high-pressure gas pipe (15).

Inventors:

FUKUDA KAZUNORI (JP)
NAITO KOJI (JP)
TSUCHIHASHI KAZUHIRO (JP)

Application Number:

PCT/JP2017/012566

Publication Date:

January 18, 2018

Filing Date:

March 28, 2017

Export Citation:

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Assignee:

HITACHI-JOHNSON CONTROLS AIR CONDITIONING INC (JP)

International Classes:

F25B41/04; F25B5/02

Foreign References:

JP2015114049A	2015-06-22
JP2015227741A	2015-12-17
JP2015114048A	2015-06-22
JP2008039276A	2008-02-21
JP2013117366A	2013-06-13
JPH0361794A	1991-03-18
EP2365254A2	2011-09-14

Other References: