Refrigeration cycle device

Abstract

A refrigeration cycle device includes: an aluminum refrigerant pipe formed of aluminum or an aluminum alloy, and being connected to an end part of a tube provided inside a heat exchanger and protruding outside the heat exchanger; a copper refrigerant pipe formed of copper or a copper alloy, and being connected to a control component, such as a four-way valve or an expansion valve; and a joint part configured to join the aluminum refrigerant pipe and the copper refrigerant pipe to each other, the joint part being arranged along the vertical direction perpendicular to the bottom surface of the heat exchanger and the aluminum refrigerant pipe is arranged above the joint part, and the copper refrigerant pipe arranged below the joint part includes a copper straight part extending linearly downward from the joint part with a length equal to or larger than the outer diameter of the copper refrigerant pipe.

Dependencies are inferred from the claim text.