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Title:
HEAT EXCHANGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/218985
Kind Code:
A1
Abstract:
A heat exchange device, comprising a valve element component, a core body component and a connecting member. The connecting member is provided with a first end and a second end, wherein the first end of the connecting member is located in a first conduit, and wherein the second end of the connecting member is provided with a welding section and an adjacent section; the core body component is provided with a welding matching portion; the welding section of the connecting member is welded to the welding matching portion, and the adjacent section is adjacent to the welding section; the outer diameter of the welding section is smaller than or equal to the inner diameter of the welding matching portion, and the outer diameter of the adjacent section is smaller than or equal to the inner diameter of the welding matching portion; and the distance between the end of the welding matching portion away from the valve element component and the end of the welding section away from the valve element component is larger than or equal to zero. The heat exchange device is good in sealing performance.

Inventors:
SONG BIN (CN)
YAO YUAN (CN)
YE KELI (CN)
ZHANG RONGRONG (CN)
Application Number:
PCT/CN2021/090450
Publication Date:
November 04, 2021
Filing Date:
April 28, 2021
Export Citation:
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Assignee:
ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO LTD (CN)
International Classes:
H01M10/613
Foreign References:
CN206574819U2017-10-20
CN206054875U2017-03-29
CN106918165A2017-07-04
CN207963237U2018-10-12
EP3124907A22017-02-01
US20070090200A12007-04-26
CN202010362743A2020-04-30
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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