Air conditioner indoor unit and air conditioner
AssigneeDaikin Industries, Ltd.
InventorsHiroyuki Nakano, Atsushi Yamamoto
Life of this patent
Estimating the term…
Abstract
An indoor unit of an air conditioner includes a heat transfer tube and a connection pipe. The connection pipe includes a first connection pipe a liquid pipe and a second connection pipe as a gas pipe. The first connection pipe and the second connection pipe each have a first section and a second section. A contact prevention member is provided in an area where the second section of the first connection pipe and the first section of the second connection pipe approach each other, or in an area where the first section of the first connection pipe and the second section of the second connection pipe approach each other.
Claims13
An indoor unit of an air conditioner, the indoor unit comprising:
- a heat transfer tube of a heat exchanger;
- a connection pipe which is connected to the heat transfer tube and through which a refrigerant flowing out of the heat transfer tube or a refrigerant flowing into the heat transfer tube passes,
- the connection pipe including a first connection pipe as a liquid pipe and a second connection pipe as a gas pipe,
- (i) the first connection pipe including a first section made of a first metal with no potential difference from the heat transfer tube, and the second connection pipe including a second section made of a second metal with a different potential from the first section, and
- (ii) the second connection pipe including a first section made of a first metal with no potential difference from the heat transfer tube, and the first connection pipe including a second section made of a second metal with a different potential from the first section,
- an insulating material for preventing contact between the first connection pipe and the second connection pipe being provided in an area where the second section of the first connection pipe and the first section of the second connection pipe are arranged side-by-side in parallel, or in an area where the first section of the first connection pipe and the second section of the second connection pipe are arranged side-by-side in parallel.
Dependencies are inferred from the claim text.