Atomizer and electronic atomizing device

Abstract

An atomizer and an electronic atomizing device are provided. The atomizer includes an outer wall and an atomizing core assembly. The outer wall defines a first liquid inlet. The atomizing core assembly is at least partially arranged inside the outer wall, and includes a sleeve. The sleeve defines a plurality of fluid passage holes. The sleeve is at least partially arranged radially inside the outer wall, and configured to jointly define a capillary gap with the outer wall. Each of the first liquid inlet and the fluid passage holes is connected to the capillary gap, and define a fluid path from any of the plurality of fluid passage holes directly through the capillary gap to the first liquid inlet.

What is claimed is: 
     
         1 . An atomizer, comprising:
 an outer wall, defining a first liquid inlet;   an atomizing core assembly, at least partially arranged inside the outer wall, and comprising a sleeve, the sleeve is configured to:   define a plurality of fluid passage holes;   be at least partially arranged radially inside the outer wall, and jointly define a capillary gap with the outer wall,   wherein each of the first liquid inlet and the fluid passage holes is connected to the capillary gap, defining a fluid path from any of the plurality of fluid passage holes directly through the capillary gap to the first liquid inlet.   
     
     
         2 . The atomizer as claimed in  claim 1 , wherein
 the plurality of fluid passage holes are arranged circumferentially in the sleeve.   
     
     
         3 . The atomizer as claimed in  claim 2 , wherein
 the sleeve is further configured to define a second liquid inlet,   the atomizing core assembly further comprises a first liquid absorbing member, the first liquid absorbing member is arranged between the first liquid inlet and the second liquid inlet.   
     
     
         4 . The atomizer as claimed in  claim 1 , further comprising:
 a housing, defining a liquid storage cavity, the liquid storage cavity being configured to accommodate atomizable material,   the first liquid inlet is configured to be in fluid communication with the liquid storage cavity.   
     
     
         5 . The atomizer as claimed in  claim 4 , wherein
 the outer wall and the housing are formed of a single piece, and configured to define the liquid storage cavity; or   the housing comprises an inner wall, the outer wall is at least partially arranged radially inside the inner wall.   
     
     
         6 . The atomizer as claimed in  claim 4 , wherein
 the housing defines a first assembling hole, the first assembling hole is configured to receive an end of the atomizing core assembly.   
     
     
         7 . The atomizer as claimed in  claim 6 , further comprising:
 a base, configured to cover another end of the housing,   an electrode, arranged in the base, and configured to electrically connect with the atomizing core assembly.   
     
     
         8 . The atomizer as claimed in  claim 1 , wherein
 the atomizing core assembly further comprises a second liquid absorbing member and an atomizing member that are arranged inside the sleeve,   the second liquid absorbing member is configured to surround the atomizing member.   
     
     
         9 . The atomizer as claimed in  claim 8 , wherein
 the fluid passage hole is defined in a portion of the sleeve that is distal to the second liquid absorbing member.   
     
     
         10 . An atomizer, comprising a housing, an outer wall and an atomizing core assembly, wherein the housing is configured to define a liquid storage cavity, the liquid storage cavity is configured to accommodate atomizable material, and receive at least a portion of the atomizing core assembly;
 the outer wall at least partially surrounds the atomizing core assembly;   the atomizing core assembly comprises:
 a sleeve, defining a plurality of second liquid inlets distributed circumferentially, and the sleeve and the outer wall jointly defining a capillary gap, 
 a second liquid absorbing member, arranged inside the sleeve, the second liquid absorbing member is configured to seal the plurality of second liquid inlets, 
   wherein at least a portion of the capillary gap surrounds the plurality of second liquid inlets, forming a fluid path directly through the capillary gap between the plurality of second liquid inlets.   
     
     
         11 . The atomizer as claimed in  claim 10 , wherein
 the sleeve further defines a plurality of fluid passage holes distributed circumferentially,   at least a portion of the capillary gap surrounds the plurality of fluid passage holes, and form a fluid path directly through the capillary gap between the plurality of second liquid inlets and the plurality of fluid passage holes.   
     
     
         12 . The atomizer as claimed in  claim 10 , wherein
 the plurality of fluid passage holes are arranged to be offset from the second liquid absorbing member.   
     
     
         13 . The atomizer as claimed in  claim 10 , wherein
 the housing defines a first assembling hole, the first assembling hole is configured to receive an end of the atomizing core assembly.   
     
     
         14 . The atomizer as claimed in  claim 13 , further comprising:
 a base, configured to cover an end of the housing,   an electrode, arranged in the base, and configured to electrically connect with the atomizing core assembly.   
     
     
         15 . An electronic atomizing device, comprising an atomizer and a power supply configured to supply power to the atomizer, wherein
 the atomizer comprises:
 an outer wall, defining a first liquid inlet; 
 an atomizing core assembly, at least partially arranged inside the outer wall, and comprising a sleeve, the sleeve is configured to:
 define a plurality of fluid passage holes; 
 be at least partially arranged radially inside the outer wall, and jointly define a capillary gap with the outer wall, 
 
   wherein each of the first liquid inlet and the plurality of fluid passage holes is connected to the capillary gap, defining a fluid path from any of the plurality of fluid passage holes directly through the capillary gap to the first liquid inlet.   
     
     
         16 . The electronic atomizing device as claimed in  claim 15 , wherein
 the plurality of fluid passage holes are arranged circumferentially in the sleeve.   
     
     
         17 . The electronic atomizing device as claimed in  claim 16 , wherein
 the sleeve is further configured to define a plurality of second liquid inlets distributed circumferentially,   the atomizing core assembly further comprises a first liquid absorbing member, the first liquid absorbing member is arranged between the first liquid inlet and the second liquid inlet.   
     
     
         18 . The electronic atomizing device as claimed in  claim 15 , further comprising:
 a housing, defining a liquid storage cavity, the liquid storage cavity being configured to accommodate atomizable material,   the first liquid inlet is configured to be in fluid communication with the liquid storage cavity.   
     
     
         19 . The electronic atomizing device as claimed in  claim 17 , wherein
 the atomizing core assembly further comprises:   a second liquid absorbing member, arranged inside the sleeve, the second liquid absorbing member is configured to seal the plurality of second liquid inlets.   
     
     
         20 . The electronic atomizing device as claimed in  claim 15 , wherein
 at least a portion of the capillary gap surrounds the plurality of second liquid inlets, and forming a fluid path directly through the capillary gap between the plurality of second liquid inlets and the plurality of fluid passage holes.