水熱交換器、水熱交換器の製造方法、および冷凍サイクル装置

Title:

水熱交換器、水熱交換器の製造方法、および冷凍サイクル装置

Document Type and Number:

Japanese Patent JP7280958

Kind Code:

B2

Abstract:

To provide a water heat exchanger, a manufacturing method of the water heat exchanger, and a refrigeration cycle apparatus capable of preventing corrosion of a brazing material and deterioration of a refrigerant. The water heat exchanger according to the present embodiment includes a plurality of stacked heat-exchange plates, a joint (9) provided on at least one cover plate (14) of a pair of cover plates sandwiching the plurality of heat exchange plates, a first refrigerant pipe (10) brazed to the joint (9) by a brazing material (11), and a protector (12) provided to prevent contact between the brazing material (11) and the refrigerant circulating to the plurality of heat exchange plates through the first refrigerant pipe (10) and the joint (9) .

Inventors:

Shun Asari
Satoru Okada
Atsushi Baba
Kohei Maruko
Yuko Wakisaka
Ken Miura

Application Number:

JP2021543651A

Publication Date:

May 24, 2023

Filing Date:

July 22, 2020

Export Citation:

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