HEAT EXCHANGER AND AIR CONDITIONING DEVICE

WIPO Patent Application WO/2023/203683

A1

A heat exchanger according to the present disclosure comprises: a plurality of heat transfer pipes; an outer pipe provided with a plurality of connecting parts, with spacing therebetween in the longitudinal direction, which the plurality of heat transfer pipes are respectively connected to; an inner pipe which has a plurality of first orifices formed in an outer circumference part thereof, and which is provided to the inside of the outer pipe; and a first partition in which a first through hole that the inner pipe is inserted into is formed, and which partitions the inside of the outer pipe into a main space and a first space. The heat exchanger has a configuration wherein: the main space is a space which the plurality of first orifices and the plurality of connecting parts communicate with; the first space is a space which the plurality of first orifices and the plurality of connecting parts do not open onto, and which an opening part of a first end part, which is one of the end parts of the inner pipe, communicates with; and a refrigerant supplied to the first space passes through the inside of the inner pipe, the plurality of first orifices, the main space, and the plurality of connecting parts, and flows into the plurality of heat transfer pipes.

ONAKA YOJI (JP)
ADACHI RIHITO (JP)
KISHIDA NANAMI (JP)
SAIKUSA TETSUJI (JP)
NAKAO YUKI (JP)
YATSUYANAGI AKIRA (JP)

PCT/JP2022/018298

October 26, 2023

April 20, 2022

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MITSUBISHI ELECTRIC CORP (JP)

F28F9/02; F28D1/053

JP2018162901A	2018-10-18
JP2014533819A	2014-12-15
JP2014037898A	2014-02-27

KISA PATENT & TRADEMARK FIRM (JP)

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