Ultrasonic electronic cigarette atomizer and electronic cigarette

An ultrasonic electronic cigarette atomizer, comprises a housing (2);

• a nozzle assembly (3) connected to one end of the housing (2);
• an air inlet channel (4), an air outlet channel (5), and an ultrasonic atomization sheet (1) disposed in the housing (2);
• wherein the air inlet channel (4), an atomization region of the ultrasonic atomization sheet (1), and the air outlet channel (5) are sequentially communicated;
• wherein an outlet of the air inlet channel (4) is opposite to the atomization region of the ultrasonic atomization sheet (1);
• wherein the nozzle assembly (3) comprises a nozzle holder (301) and a suction portion (302);
• wherein the nozzle holder (301) is mounted to one end of the housing (2);
• wherein the suction portion (302) is located on the nozzle holder (301) and is communicated with the air outlet channel (5);
• and wherein the end of the suction portion (302) that is close to the nozzle holder (301) is provided with an air inlet (303) communicated with the air inlet channel (4).