Atomization assembly and electronic cigarette

Abstract

An atomization assembly ( 1 ) and an electronic cigarette are provided. The atomization assembly ( 1 ) comprises an atomization sleeve ( 10 ) and an atomization base ( 11 ) disposed in the atomization sleeve ( 10 ). An airflow channel ( 15 ) allowing a smoke airflow to flow is disposed in the atomization sleeve ( 10 ). A ventilation hole ( 100 ) in communication with the airflow channel ( 15 ) is disposed in the atomization base ( 11 ). The atomization assembly ( 1 ) also comprises a one-way valve ( 120 ) used for preventing the airflow from flowing towards a battery assembly ( 2 ). The one-way valve ( 120 ) is mounted in the ventilation hole ( 100 ) or on an outer side of one end of the ventilation hole ( 100 ) and is corresponding to the ventilation hole ( 100 ) in position. The airflow is prevented from flowing towards the battery assembly ( 2 ), and accordingly, mistaken control of a control module ( 21 ) in the battery assembly ( 2 ) can be prevented.

What claimed is 
     
         1 . An atomization assembly for forming an electronic cigarette together with a battery assembly ( 2 ), wherein the atomization assembly ( 1 ) comprises an atomization sleeve ( 10 ) and an atomization base ( 11 ) disposed in the atomization sleeve ( 10 ), an airflow channel ( 15 ) allowing a smoke airflow to flow is provided in the atomization sleeve ( 10 ), a ventilation hole ( 100 ) in communication with the airflow channel ( 15 ) is disposed in the atomization base ( 11 ), wherein the atomization assembly ( 1 ) also comprises a one-way valve ( 120 ) used for preventing the airflow from flowing towards the battery assembly ( 2 ), the one-way valve ( 120 ) is mounted in the ventilation hole ( 100 ) or on an outer side of one end of the ventilation hole ( 100 ) and is corresponding to the ventilation hole ( 100 ) in position. 
     
     
         2 . The atomization assembly according to  claim 1 , wherein the atomization assembly ( 1 ) further comprises a mounting element ( 110 ) for fixing the one-way valve ( 120 ), the mounting element ( 110 ) is embedded in the ventilation hole ( 100 ) or on an outer side of one end of the ventilation hole ( 100 ) and is coaxially arranged with the atomization base ( 11 ), wherein the mounting element ( 110 ) has a hardness greater than that of the atomization base ( 11 ). 
     
     
         3 . The atomization assembly according to  claim 2 , wherein the one-way valve ( 120 ) comprises a hollow valve pipe ( 121 ), an end of which away from the battery assembly ( 2 ) is an opening end ( 122 ) in communication with the ventilation hole ( 100 ), other end of which is rotatablely connected to a valve gate ( 123 ), the one-way valve ( 120 ) is mounted on the mounting element ( 110 ) which abuts against an outer wall surface of the valve gate ( 123 ) away from the opening end ( 122 ). 
     
     
         4 . The atomization assembly according to  claim 3 , wherein the valve gate ( 123 ) and the valve pipe ( 121 ) are made of soft materials and made in one piece. 
     
     
         5 . The atomization assembly according to  claim 3 , wherein the mounting element ( 110 ) comprises a clamping portion ( 111 ) and a receiving pipe ( 112 ) adapted to the one-way valve ( 120 ) and protruding from an external circumference of the clamping portion ( 111 ) along a direction away from the clamping portion ( 111 ), the one-way valve ( 120 ) is embedded into the receiving pipe ( 112 ), the outer wall surface of the valve gate ( 123 ) abuts against an inner wall surface of the clamping portion ( 111 ) which is provided with a through hole ( 113 ) in communication with the airflow channel ( 15 ). 
     
     
         6 . The atomization assembly according to  claim 5 , wherein the ventilation hole ( 100 ) comprises a first ventilation hole ( 101 ) comprising a second ventilation hole ( 102 ) and a third ventilation hole ( 103 ) in communication with each other, the second ventilation hole ( 102 ) has a diameter which is smaller than that of the third ventilation hole ( 103 ), such that a first flange ( 131 ) is formed on an inner wall of the atomization base ( 11 ) corresponding to the first ventilation hole ( 101 ), the second ventilation hole ( 102 ) is arranged on one end of the first ventilation hole ( 101 ) away from the battery assembly ( 2 ), the mounting element ( 110 ) is embedded into the third ventilation hole ( 103 ), an end of the receiving pipe ( 112 ) away from the clamping portion ( 111 ) abuts against a radial surface of the first flange ( 131 ). 
     
     
         7 . The atomization assembly according to  claim 6 , wherein an external circumference of the receiving pipe ( 112 ) is attached to an inner circumference of the atomization base ( 11 ) corresponding to the third ventilation hole ( 103 ). 
     
     
         8 . The atomization assembly according to  claim 6 , wherein an inner wall surface of the valve pipe ( 121 ) and an inner wall surface of the atomization base ( 11 ) corresponding to the second ventilation hole ( 102 ) are coplanar along an axial direction, an end of the opening end ( 122 ) of the one-way valve ( 120 ) abuts against a radial surface of the first flange ( 131 ). 
     
     
         9 . The atomization assembly according to  claim 5 , wherein the ventilation hole ( 100 ) comprises a first ventilation hole ( 101 ) and a fourth ventilation hole ( 104 ) in communication with the first ventilation hole ( 101 ) along an axial direction, the first ventilation hole ( 101 ) has a diameter which is smaller than that of the fourth ventilation hole ( 104 ), such that a second flange ( 132 ) is formed on an inner wall of the atomization base ( 11 ), the first ventilation hole ( 101 ) is arranged on one end of the atomization base ( 11 ) away from the battery assembly ( 2 ), the mounting element ( 110 ) is embedded into the fourth ventilation hole ( 104 ), an end of the receiving pipe ( 112 ) away from the clamping portion ( 111 ) abuts against a radial surface of the second flange ( 132 ). 
     
     
         10 . The atomization assembly according to  claim 9 , wherein the mounting element ( 110 ) has a connection portion ( 114 ) extended along a radial direction away from the clamping portion ( 111 ) at one end provided with the clamping portion ( 111 ), an external circumference of the connection portion ( 114 ) abuts against an inner wall of the atomization base ( 11 ) corresponding to the fourth ventilation hole ( 104 ). 
     
     
         11 . The atomization assembly according to  claim 10 , wherein the connection portion ( 114 ) is provided with symmetrical insertion holes ( 115 ). 
     
     
         12 . The atomization assembly according to  claim 10 , wherein an inner wall surface of the valve pipe ( 121 ) and an inner wall surface of the atomization base ( 11 ) corresponding to the first ventilation hole ( 101 ) are coplanar along an axial direction, an end of the opening end ( 122 ) of the one-way valve ( 120 ) abuts against a radial surface of the second flange ( 132 ). 
     
     
         13 . An electronic cigarette comprising an atomization assembly ( 1 ) and a battery assembly ( 2 ) connected together, wherein the atomization assembly ( 1 ) comprises an atomization sleeve ( 10 ) and an atomization base ( 11 ) disposed in the atomization sleeve ( 10 ), an airflow channel ( 15 ) allowing a smoke airflow to flow is provided in the atomization sleeve ( 10 ), a ventilation hole ( 100 ) in communication with the airflow channel ( 15 ) is disposed in the atomization base ( 11 ), wherein the atomization assembly ( 1 ) also comprises a one-way valve ( 120 ) used for preventing the airflow from flowing towards the battery assembly ( 2 ), the one-way valve ( 120 ) is mounted in the ventilation hole ( 100 ) or on an outer side of one end of the ventilation hole ( 100 ) and is corresponding to the ventilation hole ( 100 ) in position. 
     
     
         14 . The electronic cigarette according to  claim 13 , wherein the atomization assembly ( 1 ) further comprises a mounting element ( 110 ) for fixing the one-way valve ( 120 ), the mounting element ( 110 ) is embedded in the ventilation hole ( 100 ) or on an outer side of one end of the ventilation hole ( 100 ) and is coaxially arranged with the atomization base ( 11 ), wherein the mounting element ( 110 ) has a hardness greater than that of the atomization base ( 11 ). 
     
     
         15 . The electronic cigarette according to  claim 14 , wherein the one-way valve ( 120 ) comprises a hollow valve pipe ( 121 ), an end of which away from the battery assembly ( 2 ) is an opening end ( 122 ) in communication with the ventilation hole ( 100 ), other end of which is rotatablely connected to a valve gate ( 123 ), the one-way valve ( 120 ) is mounted on the mounting element ( 110 ) which abuts against an outer wall surface of the valve gate ( 123 ) away from the opening end ( 122 ). 
     
     
         16 . The electronic cigarette according to  claim 15 , wherein the mounting element ( 110 ) comprises a clamping portion ( 111 ) and a receiving pipe ( 112 ) adapted to the one-way valve ( 120 ) and protruding from an external circumference of the clamping portion ( 111 ) along a direction away from the clamping portion ( 111 ), the one-way valve ( 120 ) is embedded into the receiving pipe ( 112 ), the outer wall surface of the valve gate ( 123 ) abuts against an inner wall surface of the clamping portion ( 111 ) which is provided with a through hole ( 113 ) in communication with the airflow channel ( 15 ). 
     
     
         17 . The electronic cigarette according to  claim 16 , wherein the ventilation hole ( 100 ) comprises a first ventilation hole ( 101 ) comprising a second ventilation hole ( 102 ) and a third ventilation hole ( 103 ) in communication with each other, the second ventilation hole ( 102 ) has a diameter which is smaller than that of the third ventilation hole ( 103 ), such that a first flange ( 131 ) is formed on an inner wall of the atomization base ( 11 ) corresponding to the first ventilation hole ( 101 ), the second ventilation hole ( 102 ) is arranged on one end of the first ventilation hole ( 101 ) away from the battery assembly ( 2 ), the mounting element ( 110 ) is embedded into the third ventilation hole ( 103 ), an end of the receiving pipe ( 112 ) away from the clamping portion ( 111 ) abuts against a radial surface of the first flange ( 131 ). 
     
     
         18 . The electronic cigarette according to  claim 17 , wherein an external circumference of the receiving pipe ( 112 ) is attached to an inner circumference of the atomization base ( 11 ) corresponding to the third ventilation hole ( 103 ). 
     
     
         19 . The electronic cigarette according to  claim 16 , wherein the ventilation hole ( 100 ) comprises a first ventilation hole ( 101 ) and a fourth ventilation hole ( 104 ) in communication with the first ventilation hole ( 101 ) along an axial direction, the first ventilation hole ( 101 ) has a diameter which is smaller than that of the fourth ventilation hole ( 104 ), such that a second flange ( 132 ) is formed on an inner wall of the atomization base ( 11 ), the first ventilation hole ( 101 ) is arranged on one end of the atomization base ( 11 ) away from the battery assembly ( 2 ), the mounting element ( 110 ) is embedded into the fourth ventilation hole ( 104 ), an end of the receiving pipe ( 112 ) away from the clamping portion ( 111 ) abuts against a radial surface of the second flange ( 132 ). 
     
     
         20 . The electronic cigarette according to  claim 19 , wherein the mounting element ( 110 ) has a connection portion ( 114 ) extended along a radial direction away from the clamping portion ( 111 ) at one end provided with the clamping portion ( 111 ), an external circumference of the connection portion ( 114 ) abuts against an inner wall of the atomization base ( 11 ) corresponding to the fourth ventilation hole ( 104 ).