Atomizer and aerosol generating device

Abstract

An atomizer includes a liquid storage assembly, an atomizing assembly and a base assembly; the base assembly is detachably connected to one end of the liquid storage assembly, the atomizing assembly is arranged between the base assembly and the liquid storage assembly, the liquid storage assembly includes an elastic member, the elastic member is elastically biased between the liquid storage assembly and the atomizing assembly, and when the base assembly is detached from the liquid storage assembly, the atomizing assembly is ejected out by the elastic member. The atomizer is convenient for a user to take out the atomizing assembly. An aerosol generating device using the atomizer is further provided.

What is claimed is: 
     
         1 . An atomizer comprising a liquid storage assembly, an atomizing assembly and a base assembly, wherein the base assembly is detachably connected to one end of the liquid storage assembly, the atomizing assembly is arranged between the base assembly and the liquid storage assembly, the liquid storage assembly comprises an elastic member, the elastic member is elastically biased between the liquid storage assembly and the atomizing assembly, when the base assembly is detached from the liquid storage assembly, the atomizing assembly is ejected out by the elastic member. 
     
     
         2 . The atomizer according to  claim 1 , wherein the liquid storage assembly comprises a housing and a connecting body arranged in the housing, the elastic member is telescopically arranged in the connecting body, the atomizing assembly is movably installed in the connecting body, the base assembly is detachably connected to the connection body; during the course of connecting the base assembly and the connecting body, the atomizing assembly compresses the elastic member under the pushing of the base assembly; during the course of separating the base assembly from the connecting body, the atomizing assembly is ejected from the connecting body to the outside by the elastic member. 
     
     
         3 . The atomizer according to  claim 2 , wherein a space between the housing and the connecting body forms a liquid storage chamber, the liquid storage chamber is configured to store an aerosol-forming substrate, the connecting body is provided with a liquid inlet hole communicating with the liquid storage chamber, the liquid storage assembly further comprises a liquid sealing member slidably received in the connecting body, the elastic member is telescopically arranged between the connecting body and the liquid sealing member, the liquid sealing member is movable between a liquid discharging position and a liquid sealing position; when the liquid sealing member is located in the liquid discharging position, the aerosol-forming substrate in the liquid storage chamber flows to the atomizing assembly through the liquid inlet hole; when the liquid sealing member is located in the liquid sealing position, the liquid sealing member blocks the aerosol-forming substrate in the liquid storage chamber from flowing to the atomizing assembly. 
     
     
         4 . The atomizer according to  claim 3 , wherein the liquid sealing member and the elastic member are arranged in sequence along a loading direction of the atomizing assembly, when the base assembly is connected with the connecting body, the liquid sealing member compresses the elastic member under the pushing of the atomizing assembly, and the liquid sealing member is located in the liquid discharging position; when the base assembly is separated from the connecting body, the liquid sealing member ejects the atomizing assembly from the connecting body to the outside under the action of the elastic restoring force of the elastic member, and the liquid sealing member is located in the liquid sealing position. 
     
     
         5 . The atomizer according to  claim 3 , wherein a sealing member is installed on the connecting body, when the liquid sealing member is located in the liquid sealing position, the sealing member is configured to seal a gap between the liquid sealing member and the connecting body, the sealing member is provided with an insertion hole, the atomizing assembly passes through the insertion hole and then extends into the connecting body to abut against the sealing member. 
     
     
         6 . The atomizer according to  claim 2 , wherein an atomizing chamber is provided in the atomizing assembly, the base assembly comprises a base and an air regulating member rotatably sleeved on the base, the base is provided with an air inlet opening communicating with the atomizing chamber, the air regulating member is provided with an air inlet hole communicating with the outside environment and the air inlet opening. 
     
     
         7 . The atomizer according to  claim 3 , wherein the connecting body comprises an upper cover connected with the housing and a connecting sleeve connected with the upper cover, the liquid inlet hole is provided in the connecting sleeve, the sealing member is slidably received in the connecting sleeve, the elastic member is telescopically arranged between the connecting sleeve and the liquid sealing member. 
     
     
         8 . The atomizer according to  claim 7 , wherein the upper cover is provided with a vent hole, the vent hole communicates with the outside environment and an inner cavity of the connecting sleeve. 
     
     
         9 . The atomizer according to  claim 2 , wherein the atomizing assembly comprises an atomizing casing and a heating structure provided in the atomizing casing, an inner cavity of the atomizing casing is an atomizing chamber, the atomizing casing is provided with a liquid inlet opening communicating with the atomizing chamber. 
     
     
         10 . The atomizer according to  claim 1 , wherein the base assembly is connected to the liquid storage assembly through threads; by rotating the base assembly in one direction, the base assembly moves upward relative to the liquid storage assembly, and the atomizing assembly is driven by the pushing of the base assembly to move upward and compress the elastic member; by rotating the base assembly in a reverse direction, the base assembly moves downward relative to the liquid storage assembly, and the atomizing assembly is driven by the elastic force of the elastic member to move downward. 
     
     
         11 . The atomizer according to  claim 1 , wherein the liquid storage assembly comprises a housing and a connecting sleeve received in the housing, the liquid storage assembly further comprises a liquid sealing member slidably received in the connecting sleeve, the elastic member is telescopically disposed between the connecting sleeve and the liquid sealing member. 
     
     
         12 . The atomizer according to  claim 11 , wherein the elastic member is a spring, an upper end of the elastic member elastically abuts against an inner top wall of the connecting sleeve, and a lower end of the elastic member elastically abuts against an upper end of the liquid sealing member. 
     
     
         13 . The atomizer according to  claim 11 , wherein a liquid storage chamber for storing an aerosol-forming substrate is provided in the housing, the connecting sleeve is provided with a liquid inlet hole communicating with the liquid storage chamber, the atomizing assembly is provided with a liquid inlet opening, the liquid sealing member can switch between a liquid discharging position and a liquid sealing position;
 when the base assembly is connected to the liquid storage assembly, the base assembly pushes the atomizing assembly and the liquid sealing member to move upward, the liquid sealing member is located in the liquid discharging position, the liquid inlet hole is opened, and the liquid inlet hole communicates with the liquid storage chamber and the liquid inlet opening, such that the aerosol-forming substrate in the liquid storage chamber can flow to the atomizing assembly through the liquid inlet hole;   when the base assembly is detached from the liquid storage assembly, the elastic member pushes the liquid sealing member and the atomizing assembly to move downward, the liquid sealing member is located in the liquid sealing position, and the liquid inlet hole is shielded by the liquid sealing member, such that the aerosol-forming substrate in the liquid storage chamber is blocked by the liquid sealing member and cannot flow to the atomizing assembly.   
     
     
         14 . The atomizer according to  claim 13 , wherein the liquid storage assembly further comprises an upper cover connected with the connecting sleeve, the upper cover is provided on an upper end of the housing, the connecting sleeve protrudes downward from the upper cover along an axial direction of the housing, the atomizer further comprises a mouthpiece assembly installed at an opposite end of the liquid storage assembly relative to the base assembly, a vent hole and a liquid injection hole are respectively provided in the upper cover, the vent hole communicates with the outside environment and an inner cavity of the connecting sleeve, the liquid injection hole communicates with the outside environment and the liquid storage chamber. 
     
     
         15 . An aerosol generating device comprising the atomizer according to  claim 1 .