US 11,839,235 B2
Ultrasonic electronic cigarette atomizer
Jian Hua, Guangdong (CN); and Xuefeng Song, Guangdong (CN)
Assigned to PAPA HEALTH. INC, City of Industry, CA (US)
Appl. No. 15/733,522
Filed by PAPA HEALTH. INC, City of Industry, CA (US)
PCT Filed Oct. 31, 2019, PCT No. PCT/CN2019/114848
§ 371(c)(1), (2) Date Aug. 19, 2020,
PCT Pub. No. WO2021/042474, PCT Pub. Date Mar. 11, 2021.
Claims priority of application No. 201910843316.X (CN), filed on Sep. 6, 2019.
Prior Publication US 2021/0368862 A1, Dec. 2, 2021
Int. Cl. A24F 40/10 (2020.01); A24F 40/05 (2020.01); A24F 40/485 (2020.01); A24F 40/44 (2020.01); A24F 40/42 (2020.01); B05B 17/06 (2006.01)
CPC A24F 40/05 (2020.01) [A24F 40/10 (2020.01); A24F 40/42 (2020.01); A24F 40/44 (2020.01); A24F 40/485 (2020.01); B05B 17/0653 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An ultrasonic atomizer, comprising a shell, a sealing cover, a base, a through pipe, an outer connecting ring, an inner connecting ring, an outer loudspeaker cover, a butt-joint pipe, an inner loudspeaker cover and an atomization mechanism, wherein, the sealing cover is arranged on a bottom portion of the shell, the base is arranged below the sealing cover, the through pipe, which is provided with an air nozzle in an end portion and communicated with an interior of the shell, is arranged on the shell, the outer connecting ring extending into the shell is arranged at a corresponding position of the through pipe, the inner connecting ring spaced by a certain distance from the through pipe and connected with the air nozzle is arranged inside the through pipe, the outer loudspeaker cover connected with the outer connecting ring is arranged inside the shell, and an end portion of the outer loudspeaker cover penetrates out of the sealing cover and extends outside so as to be connected with the base, the butt-joint pipe connected with the inner connecting ring, extending into the shell and spaced by a certain distance from the outer loudspeaker cover is arranged inside the through pipe, the inner loudspeaker cover spaced by a certain distance from the outer loudspeaker cover is connected with an end portion of the butt-joint pipe, and the atomization mechanism respectively connected with the end portion of the outer loudspeaker cover and an end portion of the inner loudspeaker cover is arranged inside the base;
both sides of the through pipe are respectively provided with an air inlet;
a top cover with an external thread is arranged on an outer side of the end portion of the outer loudspeaker cover; the top cover is connected with an internal thread arranged in an inner side of the base; an inner space formed by the top cover and the base is an atomization chamber;
and the top cover is provided with a plurality of liquid inlets communicated with the atomization chamber;
the atomization chamber is respectively communicated with the outer loudspeaker cover and the inner loudspeaker cover;
the atomization mechanism comprises an ultrasonic atomizing part arranged on a bottom portion of the base in the atomization chamber, a hollow bottom frame arranged on the ultrasonic atomizing part, a top pressing frame arranged on the hollow bottom frame with a shape corresponding to the hollow bottom frame and a hollow central position, and atomizing cotton in an interlayer between the hollow bottom frame and the top pressing frame; and a plurality of liquid seepage holes are annularly distributed on a side surface of the hollow bottom frame; and
the atomizing cotton at the hollow position of the hollow bottom frame is contacted with the ultrasonic atomizing part under a flattening action of the top pressing frame at the hollow position.