An ultrasonic electronic cigarette atomizer, comprising: a housing (01); a sealing cover (02); a base (03) provided below the sealing cover (02); a straight-through tube (05) which is provided on the housing (01), has a mouthpiece (04) at an end portion thereof and is in communication with the inside of the housing (01); an outer connecting ring (06) provided at a position corresponding to the straight-through tube (05) and extending towards the inside of the housing (01); an inner connecting ring (07) which is provided inside the straight-through tube (05), is spaced from the straight-through tube (05) by a certain distance and is connected to the mouthpiece (04); an outer horn hood (08) which is provided inside the housing (01), is connected to the outer connecting ring (06) and has an end portion extending out of the sealing cover (02) and is connected to the base (03); a mating tube (09) which is provided inside the straight-through tube (05), is connected to the inner connecting ring (07) and extends to the interior of the housing (01) and is spaced from the outer horn hood (08) by a certain distance; an inner horn hood (10) connected to an end portion of the mating tube (09) and spaced from the outer horn hood (08) by a certain distance; and an atomization mechanism (11) provided inside the base (03) and connected to the end portions of the outer horn hood (08) and the inner horn hood (10). The electronic cigarette atomizer has the usage effects of facilitating disassembly and replacement and avoiding mixing of odors of e-liquids.
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