Electronic atomizer

Abstract

The present invention discloses an electronic atomizer, including a liquid storage unit, an atomization unit arranged at a rear side of the liquid storage unit, a gas supply unit supplying gas to the liquid storage unit, and a control unit controlling operation of the atomization unit and the gas supply unit. The liquid storage unit includes a liquid storage compartment, and a sealing member is arranged between the liquid storage compartment and the atomization unit. The sealing member hermetically seals the liquid storage compartment. The sealing member is formed with a gas conducting hole through which an atomized gas is conducted out, at least one liquid ingress one-way valve, and at least one gas ingress one-way valve. When not in operation, the atomizable liquid in the liquid storage compartment is not in direct contact with the atomization unit so as to avoid liquid leaking.

1 . An electronic atomizer, characterized by comprising a liquid storage unit ( 10 ) in which an atomizable liquid is storable, an atomization unit ( 20 ) arranged at a rear side of the liquid storage unit ( 10 ), a gas supply unit ( 30 ) configured for supplying gas to the liquid storage unit ( 10 ), and a control unit ( 40 ) for controlling operation of the atomization unit ( 20 ) and the gas supply unit ( 30 );
 the liquid storage unit ( 10 ) comprising a liquid storage compartment ( 1 ), a sealing member ( 2 ) arranged between the liquid storage compartment ( 1 ) and the atomization unit ( 20 ), the sealing member ( 2 ) hermetically sealing the liquid storage compartment ( 1 );   the sealing member ( 2 ) being provided with a gas conducting hole ( 21 ) through which an atomized gas is conducted out, at least one liquid ingress one-way valve ( 22 ), and at least one gas ingress one-way valve ( 23 ); and   the liquid ingress one-way valve ( 22 ) being operable to control the atomizable liquid in the liquid storage compartment ( 1 ) to move, in a one-way manner, into the atomization unit ( 20 ) for atomization; the gas ingress one-way valve ( 23 ) being connected to the gas supply unit ( 30 ) to supply gas, in a one-way manner, into the liquid storage compartment ( 1 ).   
     
     
         2 . The electronic atomizer according to  claim 1 , characterized in that the liquid ingress one-way valve ( 22 ) comprises a hollow liquid ingress portion ( 221 ) for directional liquid ingress and a liquid ingress valve core ( 222 ) that is arranged at a liquid egress end of the liquid ingress portion ( 221 ) and comprises a liquid ingress slit ( 2221 ), the atomization unit ( 20 ) being arranged to correspond to a liquid egress end of the liquid ingress slit ( 2221 ) of the liquid ingress valve core ( 222 ); and
 the gas ingress one-way valve ( 23 ) comprises a hollow gas ingress portion ( 231 ) for directional gas ingress and a gas ingress valve core ( 232 ) that is arranged at a gas egress end of the gas ingress portion ( 231 ) and comprises a gas ingress slit ( 2321 ).   
     
     
         3 . The electronic atomizer according to  claim 2 , characterized in that an inside diameter of the liquid ingress portion ( 221 ) is gradually decreased from a liquid ingress end toward the liquid egress end, or alternatively, the liquid ingress portion ( 221 ) comprises multiple sections having inside diameters that are gradually decreased. 
     
     
         4 . The electronic atomizer according to  claim 2 , characterized in that an inside diameter of the gas ingress portion ( 231 ) is gradually decreased from a gas ingress end toward the gas egress end, or alternatively, the gas ingress portion ( 231 ) comprises multiple sections having inside diameters that are decreased gradually. 
     
     
         5 . The electronic atomizer according to  claim 2 , characterized in that in the sealing member ( 2 ), at least the liquid ingress valve core ( 222 ) and the gas ingress valve core ( 232 ) are made of an elastic material, an output end of the gas supply unit ( 30 ) being in communication with the gas ingress portion ( 231 ) for pushing open the gas ingress valve core ( 232 ) to feed gas into the liquid storage unit ( 10 ), the gas supply unit ( 30 ) providing a gas pressure to push open the liquid ingress valve core ( 222 ), so as to supply the atomizable liquid to the atomization unit ( 20 ), the control unit ( 40 ) configured for controlling activation and deactivation of the operation of the gas supply unit ( 30 ) and the atomization unit ( 20 ). 
     
     
         6 . The electronic atomizer according to  claim 2 , characterized in that a gas ingress end of the gas ingress portion ( 231 ) is formed with a first guiding surface ( 2311 ) that inclines toward interior of the gas ingress portion ( 231 ), the first guiding surface ( 2311 ) being in communication with the gas supply unit ( 30 ) to conduct gas into the gas ingress portion ( 231 ). 
     
     
         7 . The electronic atomizer according to  claim 2 , characterized in that a liquid ingress end of the liquid ingress portion ( 221 ) is formed with a guiding surface ( 2211 ) that inclines toward interior of the liquid ingress portion ( 221 ), the guiding surface ( 2211 ) being in communication with the liquid storage compartment ( 1 ) to conduct the atomizable liquid into the liquid ingress portion ( 221 ). 
     
     
         8 . The electronic atomizer according to  claim 2 , characterized in that the gas ingress portion ( 231 ) and the gas ingress valve core ( 232 ) are separate structures and are fixedly connected; or alternatively, the gas ingress portion ( 231 ) and the gas ingress valve core ( 232 ) are formed together as a one-piece structure; and
 the liquid ingress portion ( 221 ) and the liquid ingress valve core ( 222 ) are separate structures and are fixedly connected; or alternatively, the liquid ingress portion ( 221 ) and the liquid ingress valve core ( 222 ) are formed together as a one-piece structure.   
     
     
         9 . The electronic atomizer according to  claim 1 , characterized in that the liquid storage unit ( 10 ) further comprises a base ( 3 ), and the liquid storage compartment ( 1 ), the sealing member ( 2 ), and the base ( 3 ) are combined to form an atomization unit mounting seat, the atomization unit ( 20 ) being mounted in the atomization unit mounting seat. 
     
     
         10 . The electronic atomizer according to  claim 9 , characterized in that the base ( 3 ) defines a gas flow orifice ( 31 ), the gas flow orifice ( 31 ) being in communication with a gas ingress end of the gas ingress one-way valve ( 23 ). 
     
     
         11 . The electronic atomizer according to  claim 10 , characterized in that a first gas guide tube ( 50 ) is further connected between the gas supply unit ( 30 ) and the base ( 3 ) of the liquid storage unit ( 10 ) to convey the gas into the liquid storage compartment ( 1 ), the first gas guide tube ( 50 ) being in communication with the gas flow orifice ( 31 ). 
     
     
         12 . The electronic atomizer according to  claim 1 , characterized in that the atomization unit ( 20 ) comprises a liquid-conducting body ( 201 ) and a heat-generating body ( 202 ) wrapping around an outside wall of the liquid-conducting body ( 201 ), the liquid-conducting body ( 201 ) being arranged to correspond to a bottom of a liquid egress end of the liquid ingress one-way valve ( 22 ). 
     
     
         13 . The electronic atomizer according to  claim 12 , characterized in that the atomization unit ( 20 ) further comprises a mounting seat ( 203 ) and lead-out electrodes ( 204 ), the heat-generating body ( 202 ) and the liquid-conducting body ( 201 ) being mounted on the mounting seat ( 203 ), the heat-generating body ( 202 ) comprising a heat-generating circuit ( 2021 ) and electrode connecting members ( 2022 ), the mounting seat ( 203 ) being formed with electrode insertion holes ( 2031 ), the lead-out electrodes ( 204 ) extending through the electrode insertion holes ( 2031 ) to connect to the electrode connecting members ( 2022 ) respectively. 
     
     
         14 . The electronic atomizer according to  claim 13 , characterized in that the lead-out electrodes ( 204 ) are formed, in tops thereof, with mounting troughs ( 2041 ), the electrode connecting members ( 2022 ) being inserted into the mounting troughs ( 2041 ) to electrically connect to the lead-out electrodes ( 204 ) respectively. 
     
     
         15 . The electronic atomizer according to  claim 1 , characterized in that the control unit ( 40 ) comprises a housing ( 41 ), and a battery mounting frame ( 42 ), a battery ( 43 ), a control switch ( 44 ), a control circuit board ( 45 ), and electrode spring pins ( 46 ) are arranged inside the housing ( 41 ), wherein the battery ( 43 ) is mounted on the battery mounting frame ( 42 ), and the control circuit board ( 45 ), the control switch ( 44 ) are electrically connected with the gas supply unit ( 30 ) and the atomization unit ( 20 ) to control the gas supply unit ( 30 ) and the atomization unit ( 20 ) to turn on or shut down, the electrode spring pins ( 46 ) electrically connecting the atomization unit ( 20 ) with the battery ( 43 ). 
     
     
         16 . The electronic atomizer according to  claim 15 , characterized in that the control switch ( 44 ) comprises at least one of a microphone switch, a pressure sensitive switch, and a button switch. 
     
     
         17 . The electronic atomizer according to  claim 1 , characterized in that the gas supply unit ( 30 ) comprises a miniature peristaltic air pump or a miniature motor-driving-piston device.