Vaporizer and electronic vaporization device

Abstract

A vaporizer includes: a housing having an accommodating cavity and an air outlet channel; a vaporization base disposed in the accommodating cavity, the vaporization base being engaged with the housing to form a liquid storage cavity, a bottom wall of the vaporization base including an assembling hole and an air inlet, and a top portion of the vaporization base including an air outlet in communication with the air outlet channel; a vaporization core at least partially disposed in the vaporization base, a vaporization surface of the vaporization core being engaged with the vaporization base to form a vaporization cavity; and an electrical connector disposed in the bottom wall of the vaporization base and running through the assembling hole to enter the vaporization cavity. A length direction of the electrical connector is parallel to the vaporization surface. A side surface of the electrical connector abuts the vaporization surface.

What is claimed is: 
     
         1 . A vaporizer, comprising:
 a housing comprising an accommodating cavity and an air outlet channel;   a vaporization base disposed in the accommodating cavity, the vaporization base being engaged with the housing to form a liquid storage cavity, a bottom wall of the vaporization base comprising an assembling hole and an air inlet, and a top portion of the vaporization base comprising an air outlet in communication with the air outlet channel;   a vaporization core at least partially disposed in the vaporization base, a vaporization surface of the vaporization core being engaged with the vaporization base to form a vaporization cavity; and   an electrical connector disposed in the bottom wall of the vaporization base and running through the assembling hole to enter the vaporization cavity,   wherein a length direction of the electrical connector is parallel to the vaporization surface of the vaporization core, and   wherein a side surface of the electrical connector abuts against the vaporization surface.   
     
     
         2 . The vaporizer of  claim 1 , wherein the vaporization base comprises a first side wall, the first side wall comprises a mounting hole, and the vaporization core is disposed in the mounting hole. 
     
     
         3 . The vaporizer of  claim 2 , further comprising:
 a fixing assembly at least partially located on the side of the vaporization core away from the electrical connector,   wherein the vaporization core is clamped and fixed in the mounting hole by the fixing assembly and the electrical connector.   
     
     
         4 . The vaporizer of  claim 3 , wherein the fixing assembly comprises a fixing member disposed on the outer side of the vaporization base,
 wherein the fixing member comprises a first liquid inlet hole, for the vaporization core to be in communication with the liquid storage cavity, or the fixing member only covers a part of the vaporization core, for the vaporization core to be in communication with the liquid storage cavity.   
     
     
         5 . The vaporizer of  claim 4 , wherein the fixing member comprises a first body portion and two locking members located on two opposite sides of the first body portion respectively,
 wherein the first body portion covers the mounting hole and comprises the first liquid inlet hole at the center, and   wherein the two locking members are fixedly connected to a second side wall and a third side wall of the vaporization base respectively, and the second side wall and the third side wall are parallel to each other and are connected to two opposite sides of the first side wall respectively.   
     
     
         6 . The vaporizer of  claim 4 , wherein the fixing assembly comprises a seal member comprising a second body portion and a protruding portion,
 wherein the second body portion covers the mounting hole and comprises a second liquid inlet hole corresponding to the first liquid inlet hole at the center,   wherein the protruding portion is disposed on a surface of the second body portion close to the vaporization core and disposed surrounding the second liquid inlet hole, and   wherein the protruding portion is disposed in the mounting hole and is embedded between the side wall of the mounting hole and the side wall of the vaporization core.   
     
     
         7 . The vaporizer of  claim 6 , wherein the protruding comprises is an annular protruding portion, and an inner surface of the annular protruding portion and the side surface of the second liquid inlet hole are disposed at intervals, and
 wherein the annular protruding portion is engaged with the second body portion to form a first groove, and the vaporization core is disposed in the first groove.   
     
     
         8 . The vaporizer of  claim 7 , further comprising:
 a liquid guide member disposed in the second liquid inlet hole.   
     
     
         9 . The vaporizer of  claim 8 , wherein a joint between the side surface of the second liquid inlet hole and a surface of the second body portion close to the vaporization core comprises a second groove, and
 wherein an edge of the liquid guide member is embedded in the second groove.   
     
     
         10 . The vaporizer of  claim 2 , wherein the vaporization base comprises an annular side wall comprising the first side wall, and
 wherein the annular side wall of the vaporization base is provided with a liquid storage vent channel, and the liquid storage vent channel communicates the air with the liquid storage cavity.   
     
     
         11 . The vaporizer of  claim 10 , wherein an inner surface of the annular side wall is provided with a first liquid storage groove, an outer surface of the annular side wall is provided with a second liquid storage groove, the first liquid storage groove is in fluid communication with the second liquid storage groove, and the second liquid storage groove is in fluid communication with the liquid storage cavity, and
 wherein the first liquid storage groove is engaged with the second liquid storage groove to form the liquid storage vent channel.   
     
     
         12 . The vaporizer of  claim 11 , wherein a width of the first liquid storage groove and a width of the second liquid storage groove range from 0.3 mm to 0.6 mm,
 wherein a depth of the first liquid storage groove and a depth of the second liquid storage groove range from 0.3 mm to 0.6 mm, and   wherein an end opening area of the first liquid storage groove and an end opening area of the second liquid storage groove range from 0.07 mm 2  to 0.13 mm 2 .   
     
     
         13 . The vaporizer of  claim 11 , wherein an air outlet end of the second liquid storage groove is in fluid communication with a bottom portion of the liquid storage cavity. 
     
     
         14 . The vaporizer of  claim 10 , wherein the vaporization base is integrally formed,
 wherein the annular side wall of the vaporization base and the inner wall surface of the housing are disposed at intervals, and a periphery of the bottom wall of the vaporization base abuts against the inner wall surface of the housing, and   wherein the bottom wall of the vaporization base is configured to block the accommodating cavity to form the liquid storage cavity, and the bottom wall of the vaporization base comprises the bottom portion of the liquid storage cavity.   
     
     
         15 . The vaporizer of  claim 2 , wherein the vaporization surface of the vaporization core comprises a plane disposed parallel to an axial direction of the vaporizer,
 wherein the electrical connector is in a shape of a column, and   wherein the two electrical connectors are disposed parallel to each other and at intervals.   
     
     
         16 . The vaporizer of  claim 15 , wherein the vaporization core comprises a sheet-like liquid guide body and a heating element, and the sheet-like liquid guide body comprises a liquid absorbing surface and the vaporization surface opposite each other,
 wherein the heating element is disposed on the vaporization surface,   wherein the electrical connector comprises a cylindrical metal ejector pin, and the cylindrical metal ejector pin comprises a cylindrical body and a first annular protruding portion located on the side surface of one end of the cylindrical body, and   wherein the side surface of the first annular protruding portion abuts against an electrode of the heating element.   
     
     
         17 . The vaporizer of  claim 16 , wherein the vaporization surface of the vaporization core is flush with the inner surface of the first side wall. 
     
     
         18 . The vaporizer of  claim 15 , wherein the vaporization base is integrally formed, and
 wherein a size of the mounting hole is greater than or equal to a size of the vaporization core such that the vaporization core is mountable in the mounting hole through an end opening of the mounting hole away from the vaporization cavity.   
     
     
         19 . The vaporizer of  claim 15 , further comprising:
 a base disposed on one end of the vaporization base away from the air outlet channel and at least partially disposed in the accommodating cavity, the base including an avoidance hole,   wherein the electrical connector is located on one end outside the vaporization cavity insertable into the avoidance hole and exposed through the avoidance hole.   
     
     
         20 . The vaporizer of  claim 1 , wherein an angle between the vaporization surface of the vaporization core and the axial direction of the vaporizer is less than 30 degrees. 
     
     
         21 . An electronic vaporization device, comprising:
 the vaporizer of  claim 1 ; and   a power supply assembly electrically connected to the vaporizer and configured to provide energy to the vaporizer.