SIX-WAY REVERSING VALVE - GD MIDEA HEATING & VENTILATING EQUIPMENT CO LTD

Title:

SIX-WAY REVERSING VALVE

Document Type and Number:

WIPO Patent Application WO/2016/192148

Kind Code:

A1

Abstract:

A six-way reversing valve (100) comprises: a valve body (1), a valve cavity (4) being defined inside the valve body (1), and first to sixth connecting pipes (11-16) being arranged on the valve body (1); a valve core (2), the valve core (2) being movably arranged inside the valve cavity (4), two valve chambers (3) being respectively defined between two moving ends of the valve core (2) and an inner circumferential wall of the valve cavity (4), so that the valve core (2) is driven by a pressure difference of the two valve chambers (3) to move, a first chamber (21) and a second chamber (22) being defined between same side walls of the valve core (2) and the valve cavity (4), and a third chamber (23) being defined between the valve core (2) and the inner circumferential wall of the valve cavity (4); and a pilot valve component (5).

Inventors:

SONG RUI (CN)

Application Number:

PCT/CN2015/082247

Publication Date:

December 08, 2016

Filing Date:

June 24, 2015

Export Citation:

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Assignee:

GD MIDEA HEATING & VENTILATING EQUIPMENT CO LTD (CN)
MIDEA GROUP CO LTD (CN)

International Classes:

F16K11/065

Foreign References:

JP2000046213A	2000-02-18
CN104896612A	2015-09-09
CN101776162A	2010-07-14
CN102588627A	2012-07-18
CN102853114A	2013-01-02
CN201983529U	2011-09-21
CN203374885U	2014-01-01
JPH11201304A	1999-07-30

Other References: