Electronic atomization apparatus and method therefor

Abstract

An electronic atomization apparatus and a method therefor are provided. The electronic atomization apparatus includes an air inlet, an air outlet, and an airflow channel extending from the air inlet to the air outlet. The electronic atomization apparatus further includes an atomization assembly for atomizing a liquid substrate to generate an aerosol. Air flows into the airflow channel through the air inlet and flows out from the air outlet after flowing through the atomization assembly. The electronic atomization apparatus further includes a sensor for sensing air pressure in the airflow channel to output a feature value. The electronic atomization apparatus is controlled to be in an unlocked state according to a comparison result of the feature value outputted by the sensor or a parameter value corresponding to the feature value and a preset threshold.

What is claimed is: 
     
         1 . An electronic atomization apparatus comprising:
 an air inlet, an air outlet, and an airflow channel extending from the air inlet to the air outlet;   an atomization assembly configured to atomize a liquid substrate to generate an aerosol, wherein air flows into the airflow channel through the air inlet and flows out from the air outlet after flowing through the atomization assembly;   a sensor configured to sense an airflow change in the airflow channel to output a feature value; and   a controller, configured to obtain the feature value outputted by the sensor, and control the electronic atomization apparatus to be in an unlocked state according to a comparison result of the feature value outputted by the sensor or a parameter value derived from the feature value and a preset threshold.   
     
     
         2 . The electronic atomization apparatus according to  claim 1 , wherein the atomization assembly defines a partial surface of the airflow channel. 
     
     
         3 . The electronic atomization apparatus according to  claim 1 , wherein the sensor is arranged upstream of the atomization assembly along an airflow direction. 
     
     
         4 . The electronic atomization apparatus according to  claim 1 , wherein:
 the electronic atomization apparatus comprises a first part and a second part detachably connected to the first part; and   the atomization assembly is arranged in the first part, and the sensor and the controller are both arranged in the second part.   
     
     
         5 . The electronic atomization apparatus according to  claim 4 , wherein the air outlet is provided in the first part, and the air inlet is provided in the second part. 
     
     
         6 . A control method for an electronic atomization apparatus, wherein the electronic atomization apparatus comprises:
 an air inlet, an air outlet, and an airflow channel extending from the air inlet to the air outlet;   an atomization assembly configured to atomize a liquid substrate to generate an aerosol, wherein air flows into the airflow channel through the air inlet and flows out from the air outlet after flowing through the atomization assembly; and   a sensor configured to sense airflow changes in the airflow channel to output a feature value; and   the control method comprises:   obtaining the feature value outputted by the sensor; and   controlling the electronic atomization apparatus to be in an unlocked state according to a comparison result of the feature value outputted by the sensor or a parameter value derived from the feature value and a preset threshold.   
     
     
         7 . The control method according to  claim 6 , wherein the control method further comprises:
 detecting whether the electronic atomization apparatus is in a locked state; and   performing the step of obtaining the feature value outputted by the sensor if the electronic atomization apparatus is in the locked state.   
     
     
         8 . The control method according to  claim 6 , wherein the obtaining the feature value outputted by the sensor comprises:
 detecting whether the electronic atomization apparatus is inhaled; and   obtaining the feature value outputted by the sensor in a case that the electronic atomization apparatus is inhaled.   
     
     
         9 . The control method according to  claim 6 , wherein the control method further comprises:
 determining an air pressure value in the airflow channel according to the feature value outputted by the sensor;   comparing the air pressure value with a preset air pressure threshold; and   controlling the electronic atomization apparatus to be in the unlocked state if the air pressure value is greater than or equal to the preset air pressure threshold.   
     
     
         10 . The control method according to  claim 6 , wherein the control method further comprises:
 comparing the feature value outputted by the sensor with a preset feature threshold; and   controlling the electronic atomization apparatus to be in the unlocked state if the feature value outputted by the sensor is greater than or equal to the preset feature threshold.   
     
     
         11 . The control method according to  claim 10 , wherein the feature value comprises a feature value used for representing air pressure, an air pressure change, a flow, or a flow change. 
     
     
         12 . The control method according to  claim 6 , wherein the control method further comprises:
 determining a change rate or a change amount of air pressure in the airflow channel according to the feature value outputted by the sensor;   comparing the change rate or the change amount of the air pressure with a preset change threshold; and   controlling the electronic atomization apparatus to be in the unlocked state if the change rate or the change amount of the air pressure is greater than or equal to the preset change threshold.   
     
     
         13 . The control method according to  claim 6 , wherein the control method further comprises:
 detecting whether the electronic atomization apparatus is inhaled within preset time;   and controlling the electronic atomization apparatus to be in a locked state if the electronic atomization apparatus is inhaled within the preset time.   
     
     
         14 . An operating method for an electronic atomization apparatus, wherein the electronic atomization apparatus comprises:
 an air inlet, an air outlet, and an airflow channel extending from the air inlet to the air outlet;   an atomization assembly configured to atomize a liquid substrate to generate an aerosol, wherein air flows into the airflow channel through the air inlet and flows out from the air outlet after flowing through the atomization assembly; and   a sensor configured to sense an airflow change in the airflow channel to output a feature value; and   the operating method comprises:   blocking at least a part of the air inlet;   inhaling the electronic atomization apparatus, to cause the sensor to sense the airflow change in the airflow channel and output the feature value; obtaining the feature value outputted by the sensor through a controller; and controlling the electronic atomization apparatus to be in an unlocked state through the controller according to a comparison result of the feature value outputted by the sensor or a parameter value derived from the feature value and a preset threshold.   
     
     
         15 . The operating method according to  claim 13 , wherein the part of the air inlet is blocked by a part of a body of a user or adjusting a mechanism of the electronic atomization apparatus.