Dual-ring and straight fin tube condensing

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United States of America Patent

PATENT NO 9470433
APP PUB NO 20150184888A1
SERIAL NO

14387433

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Importance

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Abstract

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A heat exchanger for supplying heat includes a housing, a bundle of dual-ring, straight fin-coil tubes, and a flue channel. The housing includes a burner, a water inlet, a water outlet and a flue gas outlet. The burner is disposed on a top portion of the housing and connected to an air/gas mixture unit. The first group of fin tubes is disposed tightly, circularly, and coaxially around the burner. The flue channel is disposed below the burner and is formed by a second group of fin tubes. A flow of flue gas vents from the flue channel to the flue gas outlet. The water inlet is connected to the first group of fin tubes which forms the flue channel below the burner. The second group of fin tubes below the burner is connected to the first group of fin tubes. The first group of fin tubes is connected to the water outlet.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SUZHOU CQ HEAT EXCHANGER CO LTDSUZHOU INDUSTRIAL PARK

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cui, Shuqing Fitchburg, US 13 60

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