Atomization core and atomization device using liquid storage cotton

Abstract

An atomization core comprises a tubular mounting bracket, and a heating atomization assembly is arranged in the mounting bracket; a longitudinal liquid inlet is formed in the mounting bracket, and air guide hole is formed above the liquid inlet; the heating atomization assembly comprises columnar liquid transfer cotton and a heating element, an axial through-hole of the liquid transfer cotton forms an air guide passage, an outer circumferential surface of the liquid transfer cotton forms a liquid absorption surface, an inner circumferential surface of the liquid transfer cotton forms an atomization surface, and the heating element is inlaid in or attached to the atomization surface. The liquid transfer cotton are effectively prevented from being occupied by air, and the liquid transfer cotton can transfer liquid more sufficiently and uniformly, thus improving the taste of liquid atomized and prolonging the service life of the atomization device using liquid storage cotton.

1 . An atomization core, comprising a tubular mounting bracket ( 341 ), a heating atomization assembly ( 342 ) being arranged in the mounting bracket ( 341 );
 wherein a longitudinal liquid inlet ( 3411 ) is formed in the mounting bracket ( 341 ), the liquid inlet ( 3411 ) penetrates through inner and outer surfaces of the mounting bracket ( 341 ) and extends in a height direction of the mounting bracket ( 341 ), and an air guide hole ( 3412 ) is formed above the liquid inlet ( 3411 );   wherein the heating atomization assembly ( 342 ) comprises columnar liquid transfer cotton ( 3421 ) and a heating element ( 3422 ), an axial through-hole of the liquid transfer cotton ( 3421 ) forms an air guide passage, an outer circumferential surface of the liquid transfer cotton ( 3421 ) forms a liquid absorption surface, an inner circumferential surface of the liquid transfer cotton ( 3421 ) forms an atomization surface, and the heating element ( 3422 ) is inlaid in or attached to the atomization surface; and   wherein the liquid transfer cotton ( 3421 ) blocks the liquid inlet ( 3411 ), and the air guide hole ( 3412 ) is unblocked entirely or partially.   
     
     
         2 . The atomization core according to  claim 1 , wherein multiple said air guide holes ( 3412 ) are arranged at intervals. 
     
     
         3 . The atomization core according to  claim 1 , wherein the air guide hole ( 3412 ) is connected to the liquid inlet ( 3411 ). 
     
     
         4 . The atomization core according to  claim 1 , wherein the air guide hole ( 3412 ) is one or more of an elongated hole, a circular hole and a square hole. 
     
     
         5 . The atomization core according to  claim 1 , wherein a height of the liquid transfer cotton ( 3421 ) is greater than that of the liquid inlet ( 3411 ). 
     
     
         6 . The atomization core according to  claim 1 , wherein the heating element ( 3422 ) comprises a heating body and electrode leads ( 34223 ) conductively connected to the heating body;
 the heating body is a columnar structure, and comprises conductive parts ( 34221 ) arranged at two ends and a heating part ( 34222 ) connected to the conductive parts ( 34221 ), and each of the electrode leads ( 34223 ) has an end connected to a corresponding one of the conductive parts ( 34221 ) and an end extending downward.   
     
     
         7 . The atomization core according to  claim 6 , wherein the atomization core further comprises a fixed seat ( 343 ) received in an opening in a lower side of the mounting bracket ( 341 ); and
 the fixed seat ( 343 ) is a columnar structure and is provided with an air inlet ( 3431 ) penetrating through opposite surfaces of the fixed seat ( 343 ) in an axial direction, and locating slots ( 3432 ) for allowing the electrode leads ( 34223 ) to penetrate through are formed in a circumferential surface of the fixed seat ( 343 ).   
     
     
         8 . An atomization device using liquid storage cotton, comprising a housing ( 1 ) and a mouthpiece ( 2 ) connected to an upper end of the housing ( 1 );
 wherein an atomization assembly ( 3 ) is arranged in the housing ( 1 ), the atomization assembly ( 3 ) comprises the atomization core according to  claims 1 , and the atomization device using liquid storage cotton further comprises a power supply module ( 4 ) connected to the atomization core to supply power to the atomization core.   
     
     
         9 . The atomization device using liquid storage cotton according to  claim 8 , wherein the atomization assembly ( 3 ) comprises a hollow shell ( 31 ), a first sealing element ( 32 ) received in an opening in an upper end of the shell ( 31 ), and a second sealing element ( 33 ) received in an opening in a lower end of the shell ( 31 ); the atomization core is arranged in the shell ( 31 ), and the electrode leads ( 34223 ) of the atomization core penetrate through the second sealing element ( 33 ) to be electrically connected to the power supply module ( 4 );
 a liquid chamber is defined by an inner circumferential surface of the shell ( 31 ), an outer circumferential surface of the mounting bracket ( 341 ) of the atomization core, a lower surface of the first sealing element ( 32 ), and an upper surface of the second sealing element ( 33 ), and the atomization assembly ( 3 ) further comprises liquid storage cotton ( 35 ) arranged in the liquid chamber.   
     
     
         10 . The atomization device using liquid storage cotton according to  claim 9 , wherein the first sealing element ( 32 ) comprises a first main part ( 321 ), a first through-hole ( 3211 ) is formed in a centre of the first main part ( 321 ), an air guide tube ( 322 ) extends downward from a periphery of the first through-hole ( 3211 ), and the air guide tube ( 322 ) is connected to an upper end of the mounting bracket ( 341 );
 a mounting groove ( 3212 ) is formed in an upper end of the first main part ( 321 ), and the atomization assembly ( 3 ) further comprises condensing absorbent cotton ( 36 ) arranged in the mounting groove ( 3212 ).   
     
     
         11 . The atomization device using liquid storage cotton according to  claim 10 , wherein the mouthpiece ( 2 ) comprises a connection part ( 21 ) arranged at an upper end of the housing ( 1 ) and a mouthpiece part ( 22 ) arranged on the connection part ( 21 ), an air outlet ( 221 ) is formed in the mouthpiece part ( 22 ), an air guide part ( 222 ) opposite to the first through-hole ( 3211 ) extends downward from a periphery of the air outlet ( 221 ), and a bottom end of the air guide part ( 222 ) abuts against an upper surface of the condensing absorbent cotton ( 36 ). 
     
     
         12 . The atomization device using liquid storage cotton according to  claim 9 , wherein the second sealing element ( 33 ) comprises a second main part ( 331 ), a second through-bole ( 3311 ) is formed in a centre of the second main part ( 331 ), a receiving slot ( 3312 ) is formed in the second main part ( 331 ), and the fixed seat ( 343 ) of the atomization core is mounted in the receiving slot ( 3312 ) 
     
     
         13 . The atomization device using liquid storage cotton according to  claim 12 , wherein the power supply module ( 4 ) comprises a hollow shell ( 41 ), and a lower end of the second main part ( 331 ) is received in an opening in an upper end of the shell ( 41 );
 the power supply module ( 4 ) further comprises a base ( 42 ) received in an opening in a lower end of the shell ( 41 ), a mounting space is defined by an inner circumference of the shell ( 41 ), a lower surface of the second main part ( 331 ) and an upper surface of the base ( 42 ), the power supply module ( 4 ) further comprises a battery ( 43 ) arranged in the mounting space, and a preset gap is reserved between an outer circumference of the battery ( 43 ) and an inner circumference of the shell ( 41 ) to form an air passage.   
     
     
         14 . The atomization device using liquid storage cotton according to  claim 13 , wherein an air inlet passage ( 424 ) is formed in the base ( 42 ), and an airflow sensor switch ( 44 ) connected to the battery ( 43 ) is arranged in the air inlet passage ( 424 ). 
     
     
         15 . The atomization device using liquid storage cotton according to  claim 14 , wherein an air inlet through-hole ( 122 ) is formed in a bottom wall of the housing ( 1 ) and is connected to the air inlet passage ( 424 ). 
     
     
         16 . The atomization device using liquid storage cotton according to  claim 8 , wherein multiple said air guide holes ( 3412 ) are arranged at intervals; and/or
 the air guide hole ( 3412 ) is one or more of an elongated hole, a circular hole and a square hole.   
     
     
         17 . The atomization device using liquid storage cotton according to  claim 8 , wherein the air guide hole ( 3412 ) is connected to the liquid inlet ( 3411 ). 
     
     
         18 . The atomization device using liquid storage cotton according to  claim 8 , wherein a height of the liquid transfer cotton ( 3421 ) is greater than that of the liquid inlet ( 3411 ). 
     
     
         19 . The atomization device using liquid storage cotton according to  claim 8 , wherein the heating element ( 3422 ) comprises a heating body and electrode leads ( 34223 ) conductively connected to the heating body;
 the heating body is a columnar structure, and comprises conductive parts ( 34221 ) arranged at two ends and a heating part ( 34222 ) connected to the conductive parts ( 34221 ), and each of the electrode leads ( 34223 ) has an end connected to a corresponding one of the conductive parts ( 34221 ) and an end extending downward.   
     
     
         20 . The atomization device using liquid storage cotton according to  claim 8 , wherein the atomization core further comprises a fixed seat ( 343 ) received in an opening in a lower side of the mounting bracket ( 341 ); and
 the fixed seat ( 343 ) is a columnar structure and is provided with an air inlet ( 3431 ) penetrating through opposite surfaces of the fixed seat ( 343 ) in an axial direction, and locating slots ( 3432 ) for allowing the electrode leads ( 34223 ) to penetrate through are formed in a circumferential surface of the fixed seat ( 343 ).