Aerosol generation article and aerosol generation apparatus

Abstract

An aerosol generation article includes: a substrate section, an airway section, and a filter section connected in sequence and in communication with each other, the substrate section having a cavity with one closed end, the cavity storing an aerosol generation substrate; an air inlet hole arranged on a side wall of the airway section, the air inlet hole and the substrate section being arranged at an interval; an airflow guiding element arranged in the airway section; a first inhaling channel arranged in the airflow guiding element, the first inhaling channel being in communication with the opening of the cavity; and an airflow guiding channel formed between a side wall of the airflow guiding element and a side wall of the airway section, and the airflow guiding channel being in communication with the cavity, the airflow guiding channel guiding airflow entering the air inlet hole.

What is claimed is: 
     
         1 . An aerosol generation article, comprising:
 a substrate section, an airway section, and a filter section connected in sequence and in communication with each other, the substrate section having a cavity with one closed end, the cavity being configured to store an aerosol generation substrate;   an air inlet hole arranged on a side wall of the airway section, the air inlet hole and the substrate section being arranged at an interval;   an airflow guiding element arranged in the airway section;   a first inhaling channel arranged in the airflow guiding element, the first inhaling channel being in communication with the opening of the cavity; and   an airflow guiding channel formed between a side wall of the airflow guiding element and a side wall of the airway section, and the airflow guiding channel being in communication with the cavity, the airflow guiding channel being configured to guide airflow entering the air inlet hole to the cavity to take away aerosols at an end close to the airflow guiding element in the cavity.   
     
     
         2 . The aerosol generation article of  claim 1 , wherein the airflow guiding element comprises a seal portion, an airflow guiding portion, and a communication portion arranged coaxially,
 wherein the first inhaling channel penetrates through the seal portion, the airflow guiding portion, and the communication portion,   wherein an outer side surface of the seal portion abuts against an inner side surface of the airway section,   wherein at least part of outer side surfaces of the airflow guiding portion and the communication portion and an inner side surface of the airway section are arranged at intervals to form the airflow guiding channel, and   wherein the communication portion is in communication with the opening of the cavity.   
     
     
         3 . The aerosol generation article of  claim 2 , wherein the airflow guiding portion is arranged corresponding to the air inlet hole,
 wherein an outer diameter of the airflow guiding portion and an outer diameter of the communication portion are both smaller than an outer diameter of the seal portion, and   wherein the airflow guiding channel is formed between the outer side surfaces of the airflow guiding portion and the communication portion and the inner side surface of the airway section.   
     
     
         4 . The aerosol generation article of  claim 2 , wherein an outer diameter of the airflow guiding portion and an outer diameter of the communication portion are equal to an outer diameter of the seal portion,
 wherein one or more grooves are arranged on the outer surface of the airflow guiding portion and the outer surface of the communication portion along an axial direction of the airflow guiding element, and   wherein the airflow guiding channel is formed between the groove and an inner side surface of the airway section.   
     
     
         5 . The aerosol generation article of  claim 3 , wherein the outer diameter of the airflow guiding portion is larger than the outer diameter of the communication portion. 
     
     
         6 . The aerosol generation article of  claim 3 , wherein the outer diameter of the airflow guiding portion gradually decreases, gradually increases, or is consistent along a direction from the filter section to the substrate section. 
     
     
         7 . The aerosol generation article of  claim 3 , wherein the outer diameter at a joint between the airflow guiding portion and the seal portion gradually decreases along a direction from the filter section to the substrate section. 
     
     
         8 . The aerosol generation article of  claim 3 , wherein a joint between the airflow guiding portion and the seal portion is perpendicular. 
     
     
         9 . The aerosol generation article of  claim 6 , wherein the outer side surface of a joint between the airflow guiding portion and the seal portion comprises a tapered surface or an indented arc-shaped surface. 
     
     
         10 . The aerosol generation article of  claim 2 , wherein the communication portion comprises a plurality of support bars, and
 wherein the plurality of support bars are arranged at intervals along a circumference of the airflow guiding portion to achieve communication between the airflow guiding channel and the cavity.   
     
     
         11 . The aerosol generation article of  claim 2 , wherein the communication portion comprises a communication pipe, and
 wherein a plurality of vent holes are arranged on a side wall of the communication pipe to achieve communication between the airflow guiding channel and the cavity.   
     
     
         12 . The aerosol generation article of  claim 1 , wherein the airflow guiding element comprises a seal portion and an airflow guiding portion arranged coaxially, the first inhaling channel penetrating through the seal portion and the airflow guiding portion,
 wherein an outer side surface of the seal portion abuts against an inner side surface of the airway section,   wherein an outer side surface of the airflow guiding portion and an inner side surface of the airway section are arranged at an interval to form the airflow guiding channel, and   wherein the airflow guiding portion is in communication with the opening of the cavity.   
     
     
         13 . The aerosol generation article of  claim 1 , wherein the airflow guiding element is integrally formed. 
     
     
         14 . The aerosol generation article of  claim 1 , wherein a first support element is arranged in the airway section, the first support element being arranged between the filter section and the airflow guiding element and abutting against the airflow guiding element, and
 wherein the first support element has a second inhaling channel to achieve communication between the first inhaling channel and the filter section.   
     
     
         15 . The aerosol generation article of  claim 14 , wherein a second support element is arranged in the airway section, the second support element being arranged between the substrate section and the airflow guiding element and abutting against the airflow guiding element, and
 wherein the second support element is provided with a third inhaling channel to achieve communication between the first inhaling channel and the cavity.   
     
     
         16 . The aerosol generation article of  claim 14 , wherein the airflow guiding element has a protrusion or a groove on an end face close to the first support element for being snap-fitted with the first support element. 
     
     
         17 . An aerosol generation apparatus, comprising:
 the aerosol generation article of  claim 1 ; and   a heating apparatus comprising a power supply assembly and an electromagnetic coil;   wherein the power supply assembly is connected to the electromagnetic coil to supply power to the electromagnetic coil.   
     
     
         18 . The aerosol generation article of  claim 9 , wherein the outer side surface of the airflow guiding portion comprises a tapered surface or an indented arc-shaped surface.