VAPOR CHAMBER AND ELECTRONIC DEVICE

WIPO Patent Application WO/2021/244448

A1

Disclosed in embodiments of the present application are a vapor chamber and an electronic device. The vapor chamber comprises: a first cover plate close to a heat source and a second cover plate away from the heat source; the first cover plate and the second cover plate enclose a cavity; the cavity is at least divided into a first cavity and a second cavity, wherein the cross-sectional dimension of the first cavity is different from that of the second cavity; a first wick is provided in the first cavity; the first wick has one end connected to the first cover plate and the other end connected to the second cover plate; and a second wick is provided in the second cavity and is parallel to the first cover plate, wherein the first wick is connected to the second wick, and the first cavity is communicated with the second cavity. The vapor chamber combining a serial structure and a parallel structure can support use for an irregular structure, so that the internal structure of the wick can be flexibly adjusted according to the shape of a product heat source, and the temperature uniformity of the vapor chamber is improved.

YANG JIE (CN)
SHI JIAN (CN)
SUN YONGFU (CN)
SUN ZHEN (CN)

PCT/CN2021/096985

December 09, 2021

May 28, 2021

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HUAWEI TECH CO LTD (CN)

F28D15/04; H05K7/20

CN209281334U	2019-08-20
CN108801015A	2018-11-13
CN106376214A	2017-02-01
CN111194160A	2020-05-22
JPH10209356A	1998-08-07
CN202010485885A	2020-06-01

BEIJING ZBSD PATENT&TRADEMARK AGENT LTD. (CN)

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