Title:
ELECTRONIC CIGARETTE ATOMIZING CORE AND ATOMIZER
Document Type and Number:
WIPO Patent Application WO/2021/031891
Kind Code:
A1
Abstract:
Disclosed are an electronic cigarette atomizing core (4) and an atomizer, the electronic cigarette atomizing core (4) comprising an outer sleeve (42) and an inner sleeve (43), wherein the outer sleeve (42) is provided with a liquid passing port (421); an ultrasonic atomization piece (46) is arranged in an inner cavity of the outer sleeve (42); an atomization cavity (41) is provided between the bottom of the inner sleeve (43) and the ultrasonic atomization piece (46); a liquid guide cotton (45) in communication with the liquid passing port (421) is sandwiched between the outer sleeve (42) and the inner sleeve (43); the inner sleeve (43) is longitudinally provided with a main air groove (431) and an auxiliary air groove (4321) at intervals; the cross sectional area of the auxiliary air groove (4321) is 1/4 to 1/8 the size of the cross sectional area of the main air groove (431); the main air groove (431) is in communication with the atomization cavity (41) to form a first air inlet channel; the auxiliary air groove (4321) is in communication with the liquid guide cotton (45); a lower end of the auxiliary air groove (4321) is in communication with the atomization cavity (41); an upper portion of the inner sleeve (43) is provided with an auxiliary air inlet (436); and an auxiliary air channel (437) is provided between the auxiliary air inlet (436) and the auxiliary air groove (4321), such that the auxiliary air inlet (436), the auxiliary air channel (437), the auxiliary air groove (4321), and the atomization cavity (41) are in communication with each other in order to form a second air inlet channel.
Inventors:
LIU JIANFU (CN)
ZHONG KEJUN (CN)
GUO XIAOYI (CN)
HUANG WEI (CN)
YIN XINQIANG (CN)
YI JIANHUA (CN)
ZHOU YONGQUAN (CN)
ZHONG KEJUN (CN)
GUO XIAOYI (CN)
HUANG WEI (CN)
YIN XINQIANG (CN)
YI JIANHUA (CN)
ZHOU YONGQUAN (CN)
Application Number:
PCT/CN2020/108057
Publication Date:
February 25, 2021
Filing Date:
August 10, 2020
Export Citation:
Assignee:
CHINA TOBACCO HUNAN IND CO LTD (CN)
International Classes:
A24F40/10; A24F40/40
Foreign References:
| CN210580992U | 2020-05-22 | |||
| CN206472852U | 2017-09-08 | |||
| CN206025225U | 2017-03-22 | |||
| CN206603257U | 2017-11-03 | |||
| CN206949542U | 2018-02-02 | |||
| CN208300933U | 2019-01-01 |
Other References:
See also references of EP 4005409A4
Attorney, Agent or Firm:
CHANGSHA ZONEKEY PATENT LAW FIRM (CN)
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