Aerosol generating apparatus

Abstract

An aerosol generating apparatus includes: a housing with a liquid storage cavity for storing a liquid substrate formed inside; a first support having first holding space with a power supply assembly therein: a second support provided in the housing and at least partially defining the liquid storage cavity and having second holding space; an atomization assembly at least partially accommodated in the second holding space and configured to atomize at least part of the liquid substrate from the liquid storage cavity to generate an aerosol; and an electrical contact fixedly connected to the first support and electrically connected to the power supply assembly. The first support includes a connection end adjacent to the second support. A part of the electrical contact extends to the outside of the first support from the connection end and is extendable into the second holding space to abut against a surface of the atomization assembly.

1 . An aerosol generating apparatus, comprising:
 a housing, inside which a liquid storage cavity for storing a liquid substrate is formed;   a first support having first holding space;   a power supply assembly accommodated in the first holding space;   a second support provided in the housing, wherein the second support at least partially defines the liquid storage cavity and has second holding space;   an atomization assembly at least partially accommodated in the second holding space and configured to atomize at least part of the liquid substrate from the liquid storage cavity to generate an aerosol; and   an electrical contact fixedly connected to the first support, wherein the electrical contact is electrically connected to the power supply assembly,   the first support comprises a connection end adjacent to the second support, and a part of the electrical contact extends to the outside of the first support from the connection end and is extendable into the second holding space to abut against a surface of the atomization assembly.   
     
     
         2 . The aerosol generating apparatus according to  claim 1 , wherein the second support comprises a liquid guide hole communicated with the second holding space, the atomization assembly comprises a porous body at least partially disposed in the second holding space to receive the liquid substrate and a heating element combined with the porous body, and the electrical contact is in contact with the heating element. 
     
     
         3 . The aerosol generating apparatus according to  claim 1 , wherein an atomization cavity is defined between the connection end of the first support and the inner surface of the second holding space. 
     
     
         4 . The aerosol generating apparatus according to  claim 3 , wherein an air hole and an airflow guide groove are further provided on the outer surface of the second support, the air hole is communicated with the liquid guide hole, the airflow guide groove is communicated with the air hole and the atomization cavity or the external, and the air hole and the airflow guide groove provide an air channel for air to enter the liquid guide hole. 
     
     
         5 . The aerosol generating apparatus according to  claim 2 , wherein the upper end of the porous body is sealingly connected to a wall of the second holding space by a first sealing member, and a part of the porous body is suspended in the second holding space. 
     
     
         6 . The aerosol generating apparatus according to  claim 5 , wherein the second holding space comprises a first chamber and a second chamber with a cross-sectional area larger than the first chamber, a part of the porous body is accommodated in the first chamber, and other parts are suspended in the second chamber. 
     
     
         7 . The aerosol generating apparatus according to  claim 1 , wherein the aerosol generating apparatus further comprises a sensor electrically connected to the power supply assembly, the first support has a mounting container for mounting the sensor, as well as an air inlet and an air outlet, the inside of the mounting container has an air passage communicated between the air inlet and the air outlet, and the sensor is configured to detect changes in airflow in the air passage. 
     
     
         8 . The aerosol generating apparatus according to  claim 7 , wherein an annular wall is disposed in the mounting container, the inside of the annular wall has a detection cavity, a detection surface of the sensor is located at or faces the detection cavity, and at least part of the air passage surrounds the detection cavity. 
     
     
         9 . The aerosol generating apparatus according to  claim 8 , wherein a slot communicating the air passage with the detection cavity is provided on the annular wall. 
     
     
         10 . The aerosol generating apparatus according to  claim 7 , wherein the mounting container and a port of the air inlet are correspondingly arranged on two opposite sides of the first support, and the air inlet extends from one side of the first support to the mounting container on the other side. 
     
     
         11 . The aerosol generating apparatus according to  claim 10 , wherein a capillary portion for attracting condensate liquid is provided on one side of the first support near the port of the air inlet. 
     
     
         12 . The aerosol generating apparatus according to  claim 7 , wherein the first support comprises an ear chamber separated from the mounting container by a wall and a mounting hole communicated with the ear chamber, and the electrical contact passes through the mounting hole, partially extends into the ear chamber, and is electrically connected to the sensor in the ear chamber. 
     
     
         13 . The aerosol generating apparatus according to  claim 7 , wherein a flexible supporting seat for holding the sensor is further disposed in the mounting container, and the electrical contact is partially inserted into the flexible supporting seat. 
     
     
         14 . The aerosol generating apparatus according to  claim 2 , wherein the second support comprises a first limiting wall and a second limiting wall extending into the second holding space, and the atomization cavity is substantially defined between the first limiting wall and the second limiting wall. 
     
     
         15 . The aerosol generating apparatus according to  claim 1 , wherein
 the housing comprises an upper housing and a lower housing, the liquid storage cavity is defined in the upper housing and the second support is accommodated in the upper housing, the first support is connected to the second support or the upper housing, to enable the electrical contact to support the atomization assembly located in the second holding space.   
     
     
         16 . The aerosol generating apparatus according to  claim 2 , wherein the first support further comprises a first engaging protrusion and a second engaging protrusion extending from the connection end, and the first engaging protrusion and the second engaging protrusion extend into the second support and are buckled-connected to the second support.