Housing assembly and aerosol generating device

Abstract

This application discloses a housing assembly and an aerosol generating device, wherein the housing assembly comprises a top cover, a bottom cover, and a hollow through body shell, the body shell having opposite a first end portion and a second end portion along its height direction, the top cover being fixedly coupled with the first end portion, the bottom cover being fixedly coupled with the second end portion. The bottom cover, the top cover, and the body shell collectively define a mounting groove for the mounting of a flexible display module, the mounting groove being located between the top cover and the bottom cover, and 360-degree surrounded the body shell.

What is claimed is: 
     
         1 . A housing assembly, applied to an aerosol generating device, comprising:
 a body shell having opposed a first end portion and a second end portion in its height direction, the body shell being hollow and through;   a top cover, fixedly mating with the first end portion; and,   a bottom cover, fixedly mating with the second end portion;   wherein the bottom cover, the top cover, and the body shell together define a mounting groove for mounting a flexible display assembly, the mounting groove being disposed between the top cover and the bottom cover and surrounding the body shell by 360 degrees.   
     
     
         2 . The housing assembly of  claim 1 , the top cover comprises a first annular inner cover portion and a first outer cover portion which has a top end surface;
 one end of the first annular inner cover portion is integrally connected to the inner wall of the first outer cover portion;   the other end of the first annular inner cover portion is provided projecting from the interior of the first outer cover portion in a direction departing from the top end surface; and,   the first annular inner cover portion is fixedly sleeved on the outer wall of the first end portion.   
     
     
         3 . The housing assembly of  claim 2 , a first snap is provided on the inner peripheral wall of the first annular inner cover portion;
 a first snap hole is provided on the side wall of the first end portion; and,   the first snap fits into the first snap hole.   
     
     
         4 . The housing assembly of  claim 3 , the first annular inner cover portion has a first edge portion and a second edge portion disposed at relatively spaced apart;
 the inner wall of the first edge portion and the inner wall of the second edge portion are both provided with at least one of the first snap fasteners;   at least two of the first snap holes are provided in the side wall of the first end portion;   and each of the first snap fasteners is in one-to-one correspondence with each of the first snap holes.   
     
     
         5 . The housing assembly of  claim 4 , the top cover is made of rigid plastic;
 the first edge portion is provided with two spaced apart first notches;   the second edge portion is provided with two spaced apart second notches;   one the first snap is provided between two of the first notches; and,   one the first snap is provided between two of the second notches.   
     
     
         6 . The housing assembly of  claim 4 , along the height direction of the housing assembly, each the first snap has a first limiting wall surface and a first guiding wall surface disposed back-to-back with each other;
 the first limiting wall surface is closer to the top surface than the first guiding wall surface; the first limiting wall surface and the first guiding wall surface are both integrally connected to the inner wall of the first annular internal cover portion;   the angle between the first limiting wall surface and the inner wall of the first annular inner cover section is a right angle or an acute angle; and,   the angle between the first guiding wall surface and the inner wall of the first annular inner cover section is an obtuse angle.   
     
     
         7 . The housing assembly of  claim 2 , a ring of the first groove is formed by a gap between the inner peripheral wall of an end of the first outer cover portion backing from the top surface and the outer peripheral wall of the first annular inner cover portion. 
     
     
         8 . The housing assembly of  claim 1 , the bottom cover comprises a second annular inner cover portion and a second outer cover portion having a bottom end surface;
 one end of the second annular inner cover portion is integrally connected to the inner wall of the second outer cover portion;   the other end of the second annular inner cover portion is projecting from the interior of the second outer cover portion in a direction departing from the bottom end surface; and,   the second annular inner cover portion is fixedly sleeved to the outer wall of the second end portion.   
     
     
         9 . The housing assembly of  claim 8 , a second snap is provided on the inner peripheral wall of the second annular inner cover portion;
 a second snap hole is provided on the side wall of the second end portion; and,   the second snap is snapped into the second snap hole.   
     
     
         10 . The housing assembly of  claim 9 , the second annular inner cover portion has a third edge portion and a fourth edge portion disposed at relatively spaced apart intervals;
 the inner wall of the third edge portion and the inner wall of the fourth edge portion are both provided with at least one of the second snap fasteners;   at least two of the second snap holes are provided in a side wall of the second end portion; and, each the second snap fastener is snapped in one-to-one correspondence with each the second snap hole.   
     
     
         11 . The housing assembly of  claim 10 , the bottom cover is made of rigid plastic;
 the third edge portion is provided with two spaced apart third notches;   the fourth edge portion is provided with two spaced apart fourth notches;   one the second snap is provided between two the third notches, and one the second snap is provided between two the fourth notches.   
     
     
         12 . The housing assembly of  claim 10 , along the height direction of the housing assembly, each the second snap fastener has a second limiting wall surface and a second guiding wall surface back-to-back with each other;
 the second limiting wall surface is closer to the top surface than the second guiding wall surface;   the second limiting wall surface and the second guiding wall surface is integrally connected to an inner wall of the second annular inner cover portion;   the angle between the second limiting wall surface and the inner wall of the second annular inner cover portion is a right angle or an acute angle;   the angle between the second guide wall surface and the inner wall of the second annular inner cover portion is an obtuse angle.   
     
     
         13 . The housing assembly of  claim 8 , a ring of the second groove is formed by a gap between the inner peripheral wall of one end of the second outer cover portion backing from the bottom end surface and the outer peripheral wall of the second annular inner cover portion. 
     
     
         14 . The housing assembly of  claim 1 , the inner peripheral wall of the top cover is provided with a first snap fastener;
 the side wall of the first end portion is provided with a first snap hole;   the top cover is sleeved on the outer wall of the first end portion, and the first snap fastener fits into the first snap hole.   
     
     
         15 . The housing assembly of  claim 1 , the inner peripheral wall of the bottom cover is provided with a second snap fastener;
 the side wall of the second end portion is provided with a second snap hole;   the bottom cover is sleeved on the outer wall of the second end portion, and the second snap fastener fits into the second snap hole.   
     
     
         16 . The housing assembly of  claim 1 , the body shell is made of a metallic material, and the top cover and the bottom cover are both made of hard plastic. 
     
     
         17 . The housing assembly of  claim 16 , the material of the body shell comprises any one of iron, aluminum, aluminum alloy, zinc alloy, titanium alloy, stainless steel and magnesium alloy;
 the material of the top cover comprises any of polycarbonate, polyformaldehyde, polypropylene, polyetherimide, ABS plastic and PCTG plastics;   the material of the bottom cover comprises any one of polycarbonate, polyformaldehyde, polypropylene, polyetherimide, ABS plastics and PCTG plastics.   
     
     
         18 . The housing assembly of  claim 1 , a first slit is provided in a side wall of the first end portion, the first slit running through an end face of the first end portion;
 a second slit is provided in a side wall of the second end portion, the second slit running through an end face of the second end portion; and,   the first slit and the second slit are disposed on the same side of the body shell.   
     
     
         19 . The housing assembly of  claim 1 , the side wall of the body shell is provided with a reserved through hole. 
     
     
         20 . An aerosol generating device, comprising:
 a suction nozzle, a reservoir cup, an atomizing core, an electronic control assembly, and a housing assembly, wherein:   the housing assembly comprising a body shell, a top cover and a bottom cover; the body shell being hollow and through and the body shell having a first end portion and a second end portion opposite to each other in its height direction; the top cover being fixedly fitted to the first end portion; the bottom cover being fixedly fitted to the second end portion; the bottom cover, the top cover and the body shell together defining a mounting groove for mounting a flexible display module; the mounting groove being located between the top cover and the bottom cover and 3 disposed 360 degrees around the body shell;   the suction nozzle is attached to the top end surface of the top cover;   the liquid storage cup is mounted on the inside of the housing assembly, the liquid storage cup being provided with an airflow channel and a storage chamber for storing aerosol-forming substances, one end of the airflow channel being connected to the suction nozzle and the other end being connected to the outside world;   the atomizing core is mounted in the airflow channel and is connected to the storage chamber;   the electrical control assembly is mounted within the housing assembly and is electrically connected to the atomizing core.