Electronic atomization device, atomizer and method for assembling atomizer

Abstract

An atomizer includes: an airflow channel for delivering aerosol; and two atomization cores provided in the airflow channel, each atomization core of the two atomization cores having an atomization surface, the atomization surfaces of the two atomization cores being provided oppositely. The atomization surfaces of the atomization cores are not perpendicular to a central axis of the atomizer.

What is claimed is: 
     
         1 . An atomizer, comprising:
 an airflow channel configured to deliver aerosol; and   two atomization cores provided in the airflow channel, each atomization core of the two atomization cores comprising an atomization surface, the atomization surfaces of the two atomization cores being provided oppositely,   wherein the atomization surfaces of the atomization cores are not perpendicular to a central axis of the atomizer.   
     
     
         2 . The atomizer of  claim 1 , further comprising:
 a support member provided between the two atomization cores,   wherein two side surfaces of the support member respectively hold the two atomization cores   
     
     
         3 . The atomizer of  claim 2 , wherein the atomization surfaces of the atomization cores are inclined relative to the central axis of the atomizer, and a distance between the atomization surfaces of the two atomization cores gradually decreases along an airflow direction in the airflow channel, and
 wherein the two opposite side surfaces of the support member comprise inclined surfaces matched with the atomization surfaces of the two atomization cores.   
     
     
         4 . The atomizer of  claim 3 , wherein an included angle between the atomization surfaces of the atomization cores and the central axis of the atomizer is greater than or equal to 0° and less than or equal to 20°. 
     
     
         5 . The atomizer of  claim 3 , wherein the support member comprises a wedge-shaped structure, and wherein the two atomization cores are respectively and fixedly connected with the two opposite side surfaces of the wedge-shaped structure. 
     
     
         6 . The atomizer of  claim 5 , wherein the two opposite side surfaces of the support member are respectively and fixedly connected with the edges of the atomization surfaces of the two atomization cores. 
     
     
         7 . The atomizer of  claim 2 , further comprising:
 a mounting base comprising a base body and the support member connected with a side of the base body facing toward the atomization cores.   
     
     
         8 . The atomizer of  claim 7 , further comprising:
 a mounting top cover matched with the base body to form a mounting cavity, the mounting cavity being a part of the airflow channel,   wherein the two atomization cores and the support member are provided in the mounting cavity, and   wherein the atomization cores are clamped between the mounting top cover and side surfaces of the support member.   
     
     
         9 . The atomizer of  claim 7 , wherein each atomization core comprises a liquid guiding substrate, a heating element, and electrodes,
 wherein the liquid guiding substrate comprises the atomization surface and a liquid absorbing surface opposite the atomization surface, and   wherein the heating element and the electrodes are provided on the atomization surface and connected with each other.   
     
     
         10 . The atomizer of  claim 9 , wherein the liquid guiding substrate comprises a dense substrate,
 wherein the atomization surface comprises an atomization region and a non-atomization region surrounding the atomization region,   wherein the dense substrate comprises a micropore array region, the micropore array region comprising a plurality of micropores configured to guide a substrate to be atomized from the liquid absorbing surface to the atomization surface,   wherein the micropore array region of the atomization surface comprises the atomization region of the atomization surface,   wherein the heating element is provided in the atomization region, and   wherein the electrodes are provided in the non-atomization region.   
     
     
         11 . The atomizer of  claim 9 , further comprising:
 electrode connectors,   wherein first ends of the electrode connectors are provided on the base body, and second ends of the electrode connectors are abutted against the electrodes.   
     
     
         12 . The atomizer of  claim 11 , wherein the electrode connectors comprise ejector pins, and
 wherein end surfaces of the ejector pins abutted against the electrodes comprise inclined surfaces parallel to the atomization surface.   
     
     
         13 . The atomizer of  claim 11 , wherein the electrode connectors comprise elastic pieces, and
 wherein parts of the elastic pieces abutted against the electrodes are bent into curved surfaces.   
     
     
         14 . The atomizer of  claim 2 , further comprising:
 a seal member that wraps edges of the atomization cores and partially exposes the atomization surfaces and the liquid absorbing surfaces of the atomization cores,   wherein the support member holds the atomization cores through the seal member.   
     
     
         15 . An electronic atomization device, comprising:
 the atomizer of  claim 1 ; and   a power supply assembly configured to supply power to the atomizer.   
     
     
         16 . A method for assembling an atomizer, comprising:
 providing a mounting top cover in a housing, a mounting space being formed between two opposite side walls of the mounting top cover;   respectively fixing two atomization cores on two side surfaces of a support member, the two side surfaces of the support member being respectively parallel to inner surfaces of the two opposite side walls of the mounting top cover;   pushing the support member provided with the two atomization cores into the mounting space; and   clamping each atomization core of the two atomization cores between a side surface of the support member and a side wall of the mounting top cover.   
     
     
         17 . The method of  claim 16 , wherein the support member comprises a wedge-shaped structure, and
 wherein respectively fixing two atomization cores on the two side surfaces of a support member comprises respectively fixing the two atomization cores on two opposite side surfaces of the wedge-shaped structure.   
     
     
         18 . The method of  claim 16 , wherein, before respectively fixing two atomization cores on the two side surfaces of a support member, the method further comprises providing a mounting base comprising a base body and the support member connected with the base body,
 where, before pushing the support member provided with the two atomization cores into the mounting space, the method further comprises providing first ends of electrode connectors on the base body, and   wherein pushing the support member provided with the two atomization cores into the mounting space comprises abutting second ends of the electrode connectors against electrodes of the atomization cores.