KR20220148604A - Device for generating aerosol - Google Patents

Abstract

A device for generating aerosol is disclosed. The device for generating aerosol of the present disclosure comprises: a body; a cartridge which is coupled to the body, and stores liquid therein; and a PCB assembly which is located between the cartridge and the body, and is coupled to the body. The PCB assembly includes: a PCB; at least one light source which is mounted on the PCB; and a first sensor which is mounted in an area avoiding the at least one light source on the PCB.

Description

DEVICE FOR GENERATING AEROSOL

The present disclosure relates to an aerosol generating device.

An aerosol generator is for extracting a certain component from a medium or substance through an aerosol. The medium may contain materials of various components. Substances included in the medium may be flavor substances of various components. For example, the substance contained in the medium may include a nicotine component, an herbal component and/or a coffee component, and the like. Recently, many studies on such aerosol generating devices have been made.

SUMMARY OF THE INVENTION The present disclosure aims to solve the above and other problems.

Another object may be to provide an aerosol generating device having a stable coupling structure of a cartridge for storing a liquid.

Another object may be to improve the efficiency of the space in which the stick is inserted, and to provide an aerosol generating device having a structure capable of opening and closing the space in which the stick is inserted.

Another object may be to provide an aerosol generating device capable of securing structural stability for stick insertion.

Another object may be to provide an aerosol generating device capable of improving the efficiency of the liquid storage space and the flow efficiency of the gas.

Another object may be to provide an aerosol generating device capable of providing information for improving user convenience.

According to an aspect of the present disclosure for achieving the above object, the body; a cartridge coupled to the body and storing a liquid; and a PCB assembly positioned between the cartridge and the body and coupled to the body, the PCB assembly comprising: a PCB; at least one light source mounted on the PCB; And, it provides an aerosol generating device including a first sensor mounted on the area avoiding the at least one light source on the PCB.

According to at least one of the embodiments of the present disclosure, an aerosol generating device having a stable coupling structure of a cartridge for storing a liquid may be provided.

According to at least one of the embodiments of the present disclosure, an aerosol generating device having a structure capable of improving the efficiency of the space into which the stick is inserted and opening and closing the space in which the stick is inserted may be provided.

According to at least one of the embodiments of the present disclosure, an aerosol generating device capable of securing structural stability for stick insertion may be provided.

According to at least one of the embodiments of the present disclosure, an aerosol generating device capable of improving the efficiency of the liquid storage space and the flow efficiency of the gas may be provided.

According to at least one of the embodiments of the present disclosure, an aerosol generating device capable of providing information for improving user convenience may be provided.

Further scope of applicability of the present disclosure will become apparent from the following detailed description. However, it should be understood that the detailed description and specific embodiments such as preferred embodiments of the present disclosure are given by way of example only, since various changes and modifications within the spirit and scope of the present disclosure may be clearly understood by those skilled in the art.

1 to 30 are diagrams illustrating examples of an aerosol generating device according to embodiments of the present disclosure.

Hereinafter, the embodiments disclosed in the present specification will be described in detail with reference to the accompanying drawings, but the same or similar components are assigned the same reference numerals regardless of reference numerals, and redundant description thereof will be omitted.

The suffixes "module" and "part" for components used in the following description are given or mixed in consideration of only the ease of writing the specification, and do not have distinct meanings or roles by themselves.

In addition, in describing the embodiments disclosed in the present specification, if it is determined that detailed descriptions of related known technologies may obscure the gist of the embodiments disclosed in this specification, the detailed description thereof will be omitted. In addition, the accompanying drawings are only for easy understanding of the embodiments disclosed in the present specification, and the technical spirit disclosed in the present specification is not limited by the accompanying drawings, and all changes included in the spirit and scope of the present disclosure , should be understood to include equivalents or substitutes.

Terms including ordinal numbers such as first, second, etc. may be used to describe various elements, but the elements are not limited by the terms. The above terms are used only for the purpose of distinguishing one component from another.

When a component is referred to as being “connected” or “connected” to another component, it may be directly connected or connected to the other component, but it is understood that other components may exist in between. it should be On the other hand, when it is said that a certain element is "directly connected" or "directly connected" to another element, it should be understood that the other element does not exist in the middle.

The singular expression includes the plural expression unless the context clearly dictates otherwise.

Referring to FIG. 1 , the aerosol generating device may include at least one of a body 100 , a cartridge 200 , and a cap 300 .

The body 100 may include at least one of the lower body 110 and the upper body 120 . The lower body 110 may accommodate various components necessary for power supply or control, such as a battery and a control unit therein. The lower body 110 may constitute an external shape of the aerosol generating device. The upper body 120 may be disposed on the upper side of the lower body 110 . The cartridge 200 may be coupled to the upper body 120 . The body 100 may be referred to as the main body 100 .

The upper body 120 may include at least one of the mount 130 and the column 140 . The mount 130 may be disposed on the upper side of the lower body 110 . The mount 130 may provide a space 134 into which the lower portion of the cartridge 200 may be inserted. The mount 130 may have an open upper side and a shape surrounding the space 134 on the inside. The mount 130 may surround the lower portion of the cartridge 200 inserted into the space 134 . The mount 130 may fasten the cartridge 200 . The mount 130 may support the lower portion of the cartridge 200 .

The column 140 may be disposed above the lower body 110 . The column 140 may have an elongated shape. The column 140 may extend upwardly from one side of the mount 130 . The column 140 may face one side wall of the cartridge 200 . The column 140 may be arranged in parallel with the cartridge 200 . The column 140 may have a shape surrounding one side wall of the cartridge 200 . The column 140 may support one side wall of the cartridge 200 .

The first chamber C1 may be provided on one side of the interior of the first container 210 , and the insertion space 214 may be provided on the other side of the interior of the first container 210 . The insertion space 214 may be disposed adjacent to the column 140 . The column 140 may be disposed adjacent to the other side of the inside of the first container 210 in which the insertion space 214 is formed.

The cartridge 200 may be detachably coupled to the body 100 . The cartridge 200 may provide a space for storing liquid therein. The cartridge 200 may have an insertion space 214 . One end of the insertion space 214 may be opened to form an opening. The insertion space 214 may be exposed to the outside through the opening. The opening may be defined as one end of the insertion space 214 .

The cartridge 200 may include at least one of the first container 210 and the second container 220 . The second container 220 may be coupled to the first container 210 .

The first container 210 may be coupled to the upper side of the second container 220 . The first container 210 may provide a space for storing the liquid therein. The first container 210 may provide an insertion space 214 having an open upper side and extending long in the vertical direction. The stick 400 (refer to FIG. 3 ) may be inserted into the insertion space 214 . One sidewall of the first container 210 may face the column 140 . The column 140 may surround one sidewall of the first container 210 . The first container 210 may be disposed above the mount 130 .

The second container 220 may be coupled to a lower side of the first container 210 . The second container 220 may provide a space in which a wick 261 (refer to FIG. 2 ) and a heater 262 (refer to FIG. 2 ) are installed therein. The second container 220 may be inserted into the space 134 provided by the mount 130 . The space 134 of the mount 130 may be called a container accommodation space 134 . The mount 130 may surround the second container 220 . The second container 220 may be coupled to the mount 130 .

The cap 300 may be detachably coupled to the body 100 . The cap 300 may cover the cartridge 200 . The cap 300 may cover at least a portion of the body 100 . The cap 300 may protect at least a portion of the cartridge 200 and/or the body 100 from the outside. The user may replace the cartridge 200 by separating the cap 300 from the body 100 .

The cap 300 may be coupled to the upper portion of the body 100 . The cap 300 may be coupled to the upper side of the lower body 110 . The cap 300 may cover the upper body 120 . The cap 300 may cover the cartridge 200 . The sidewall 301 of the cap 300 may surround the side of the cartridge 200 . The sidewall 301 of the cap 300 may surround the side of the upper body 120 . The upper wall 303 of the cap 300 may cover the upper portion of the cartridge 200 . The upper wall 303 of the cap 300 may cover the upper portion of the column 140 .

The cap 300 may have an insertion hole 304 . The insertion hole 304 may be formed by opening the upper wall 303 of the cap 300 . The insertion hole 304 may be formed at a position corresponding to the insertion space 214 . The insertion hole 304 may communicate with one end or an upper end of the insertion space 214 .

The cap 300 may include a cap inlet 304a. The cap inlet 304a may be formed by opening one side of the cap 300 . For example, the cap inlet 304a may be formed by opening the upper wall 303 of the cap 300 . For example, the cap inlet 304a may be formed by opening the sidewall 301 of the cap 300 . The cap inlet 304a may communicate with the outside. Air may be introduced into the interior of the aerosol generating device through the cap inlet (304a).

1 and 2 , the cartridge 200 may be coupled to the body 100 . The cartridge 200 may provide a first chamber C1 for storing liquid. The cartridge 200 may provide an insertion space 214 that is partitioned from the first chamber C1. The cartridge 200 may include an opening formed by opening the insertion space 214 at one end. The opening may expose the insertion space 214 to the outside.

The first container 210 may include an outer wall 211 surrounding the inner space. The first container 210 is provided with an inner wall 212 that separates the space surrounded by the outer wall 211 to partition the first chamber C1 on one side and the insertion space 214 elongated on the other side. can The insertion space 214 may have a shape elongated in the vertical direction. The inner wall 212 of the first container 210 may be formed inside the first container 210 . The stick 400 (refer to FIG. 3 ) may be inserted into the insertion space 214 .

The second container 220 may be coupled to the first container 210 . The second container 220 may include a second chamber C2 communicating with the insertion space 214 . The second chamber C2 may be formed in the second container 220 . The second chamber C2 may be connected to the other end or the lower end of the insertion space 214 .

The cartridge inlet 224 may be formed by opening one side of the cartridge 200 . The cartridge inlet 224 may be formed by opening the outer wall of the second container 220 . The cartridge inlet 224 may communicate with the insertion space 214 . The cartridge inlet 224 may communicate with the second chamber C2. The cartridge inlet 224 may be formed in the sidewall 221 of the second container 210 .

The wick 261 may be installed in the second chamber C2 . The wick 261 may be connected to the first chamber C1 . The wick 261 may receive a liquid from the first chamber C1 . The heater 262 may heat the wick 261 . The heater 262 may be installed in the second chamber C2 . The heater 262 may wind the wick 261 a plurality of times. The heater 262 may be electrically connected to the battery 190 and/or the control device. The heater 262 may be a resistive coil. When the heater 262 is heated to heat the wick 261 , the liquid supplied to the wick 261 is atomized to generate an aerosol in the second chamber C2 .

Accordingly, the first chamber C1 of the first container 210 in which the liquid is stored is disposed to surround the insertion space 214 into which the stick 400 (see FIG. 3) and/or the stick 400 is inserted, The efficiency of the space in which the liquid is stored can be increased.

In addition, since the distance from the stick 400, the wick 261 and the heater 262 connected to the first chamber C1 may be disposed close to each other, the heat transfer efficiency of the aerosol may be increased.

A printed circuit board (PCB) assembly 150 may be installed inside the column 140 . At least one of the light source 153 and the sensor 154 may be mounted on the PCB 151 of the PCB assembly 150 (see FIG. 24 ). The PCB assembly 150 may be installed to face the side of the cartridge 200 . The light source 153 of the PCB assembly 150 may provide light to the cartridge 200 . The sensor 154 of the PCB assembly 150 may sense information inside and outside the cartridge 200 . The sensor 154 mounted on the PCB assembly 150 may be referred to as a first sensor 154 .

The sensor 180 may be installed on one side of the upper portion of the lower body 110 . The sensor 180 may be disposed above the separation wall 112 of the lower body 110 . The sensor 180 may detect the flow of air introduced into the cartridge 200 . The sensor 180 may be an air flow sensor or a pressure sensor. The sensor 180 may be referred to as a second sensor 180 .

The sensor 180 may be inserted into the mount 130 . The sensor 180 may be disposed toward the side. The sensor 180 may be disposed adjacent to the cartridge inlet 224 . The sensor 180 may be disposed to face the cartridge inlet 224 .

The lower body 110 may accommodate the battery 190 therein. The lower body 110 may accommodate various control devices therein. The battery 190 may supply power to various components of the aerosol generating device. The battery 190 may be charged through the charging port 119 formed on one side or the lower side of the lower body 110 .

The partition wall 112 of the lower body 110 may cover the upper portion of the battery 190 . The partition wall 112 of the lower body 110 may be disposed below the mount 130 and/or the column 140 . The body frame 114 of the lower body 110 may support the side of the battery 190 . The body frame 114 may separate a space in which the battery 190 is accommodated and a space in which the control devices are accommodated.

2 and 3 , the stick 400 may have an elongated shape. The stick 400 may include a medium therein. The stick 400 may be inserted into the insertion space 214 .

The cover 310 may open and close the insertion space 214 . The cover 310 may open and close an opening exposing the insertion space 214 to the outside. The cover 310 may be installed adjacent to the opening of the insertion space 214 . The cover 310 may be installed adjacent to one end or an upper end of the insertion space 214 . For example, the cover 310 may be installed on the upper end of the first container 210 at a position adjacent to the insertion space 214 . For example, the cover 310 may be installed on the cap 300 at a position adjacent to the insertion space 214 .

The cover 310 may be pivotably installed. The cover 310 may be pivoted to open and close the insertion space 214 . The cover 310 may be pivoted toward the inside of the insertion space 214 to open the insertion space 214 . A direction in which the cover 310 is pivoted to open the insertion space 214 may be referred to as a first direction. The cover 310 may be pivoted toward the outside of the insertion space 214 to close the insertion space 214 . A direction in which the cover 310 is pivoted to close the insertion space 214 may be referred to as a second direction.

When the end of the stick 400 contacts the cover 310 and pushes the cover 310 , the cover 310 may be pivoted in the first direction to open the insertion space 214 . The stick 400 may push the cover 310 and be inserted into the insertion space 214 . When the stick 400 is separated from the insertion space 214 , the cover 310 may be pivoted in the second direction to close the insertion space 214 .

The spring 312 (refer to FIG. 12 ) may provide an elastic force to the cover 310 in the second direction. One end of the spring 312 may support the cover 310 , and the other end of the spring 312 may support the upper end of the first container 210 or the cap 300 . The spring 312 may be wound around the pivot axis of the cover 310 .

The cover 310 may be installed around the insertion hole 304 of the cap 300 . The cover 310 may be pivotably installed on the cap 300 . The cover 310 may be pivoted to open and close the insertion hole 304 . The cover 310 may be pivoted in the first direction to open the insertion hole 304 . The cover 310 may be pivoted in the second direction to close the insertion hole 304 .

The stick 400 may be inserted into the insertion space 214 through the insertion hole 304 of the cap 300 . When one end of the stick 400 contacts the cover 310 and pushes the cover 310 , the cover 310 may be pivoted in the first direction to open the insertion space 214 and the insertion hole 304 . The stick 400 may be inserted into the insertion space 214 by pushing the cover 310 and passing through the insertion hole 304 . When the stick 400 is separated from the insertion space 214 , the cover 310 may be pivoted in the second direction to close the insertion space 214 and the insertion hole 304 .

When the stick 400 is inserted into the insertion space 214, one end of the stick 400 may be exposed to the outside of the cap 300, and the other end of the stick 400 is adjacent to the second chamber C2. 2 It may be disposed on the upper side of the chamber (C2). The user may inhale air by biting one end of the exposed stick 400 in his/her mouth.

Air may be introduced into the interior of the aerosol generating device through the cap inlet (304a). Air introduced from the cap inlet 304a may be introduced into the cartridge inlet 224 . Air may be introduced into the cartridge 200 through the cartridge inlet 224. The air passing through the cartridge inlet 224 may be introduced into the second chamber C2 and flow toward the insertion space 214 . Air may pass through the stick 400 with the aerosol generated in the second chamber C2.

Accordingly, by pivoting the cover 310 through the operation of inserting the stick 400 into the insertion space 214 , the cover 310 may open the insertion space 214 .

In addition, at the same time as the operation of detaching the stick 400 from the insertion space 214 , the cover 310 may be pivoted, and the insertion space 214 may be automatically closed.

In addition, it is possible to protect the inside of the insertion space 214 from external foreign substances.

4 to 6 , the cartridge 200 may be detachably coupled to the upper body 120 . The upper body 120 may be disposed on the upper side of the lower body 110 . The upper body 120 may include at least one of a mount 130 and a column 140 .

The mount 130 may provide a space 134 with an open top. The inner surface 131 and the bottom 133 of the mount 130 may surround at least a portion of the space 134 . The inner surface 141 of the column 140 may surround one side of the space 134 . The second container 220 may be inserted into the space 134 provided by the mount 130 . The mount 130 may surround the second container 220 inserted into the space 134 .

The cartridge 200 may be coupled to the mount 130 in a snap-fit manner. The second container 220 may be coupled to the mount 130 in a snap-fit manner. The second container 220 may be detachably fastened to the mount 130 . When the second container 220 is inserted into the space 134 of the mount 130 , the depression 221a formed in the second container 220 and the protrusion 131a formed in the mount 130 may be fastened.

The depression 221a may be formed by being depressed inwardly from the sidewall 221 of the second container 220 . A plurality of depressions 221a may be provided, and may be respectively formed on one side and the other side of the sidewall 221 of the second container 220 . The protrusion 131a may be formed to protrude from the inner surface 131 of the mount 130 . A plurality of protrusions 131a may be provided, and may be respectively formed on one side and the other side of the inner surface 131 of the mount 130 . The protrusion 131a may be formed at a position corresponding to the depression 221a.

When the second container 220 is coupled to the mount 130 , the first container 210 may be disposed above the mount 130 . The first container 210 may have a shape that protrudes more in the lateral direction than the second container 220 . The second container 220 may be inserted into the space 134 surrounded by the mount 130 , and the first container 210 may cover an upper portion of the mount 130 .

The mount 130 may support the lower portion of the cartridge 200 . The mount 130 may support the side and the bottom of the second container 220 . The mount 130 may support the lower edge of the first container 210 .

The column 140 may extend upwardly from one side of the mount 130 . The column 140 may surround one side of the space 134 of the mount 130 . The inner surface 141 of the column 140 may extend from the inner surface 131 of the mount 130 to be integrally formed. The outer surface 142 of the column 140 may extend from the outer surface 132 of the mount 130 to be integrally formed.

The column 140 may extend to a height corresponding to the cartridge 200 . The upper wall 143 of the column 140 may be formed at a height corresponding to the upper end of the cartridge 200 . The column 140 may be formed in parallel with the cartridge 200 .

The insertion space 214 of the cartridge 200 may be formed adjacent to one side wall of the cartridge 200 . The insertion space 214 may be formed adjacent to the column 140 . The column 140 may surround one side wall of the cartridge 200 in which the insertion space 214 is formed. One side wall of the cartridge 200 may be inserted into the mount 130 by sliding on the inner surface 141 of the column 140 . The column 140 may support one side wall of the cartridge 200 .

The window 170 protecting the PCB assembly 150 (refer to FIG. 3 ) may be disposed to cover the inner surface 141 of the column 140 . The window 170 may be disposed between the cartridge 200 and the column 140 . The window 170 may extend vertically along the column 140 . The window 170 may surround one side wall of the cartridge 200 in which the insertion space 214 is formed. The window 170 may support one side wall of the cartridge 200 .

Accordingly, the cartridge 200 may be detachably coupled to the body 100 .

In addition, the cartridge 200 may be coupled to the body 100 to be stably supported.

7 to 11 , the cap 300 may be detachably coupled to the body 100 . The cap 300 may protect the cartridge 200 and a portion of the body 100 from the outside. The user may replace the cartridge 200 by removing the cap 300 from the body.

The outer surfaces 132 and 142 of the upper body 120 may be formed with coupling protrusions 132a and 132b. The coupling protrusions 132a and 132b may be formed on the outer surface 132 of the mount 130 . The coupling protrusions 132a and 132b may be formed on the outer surface 142 of the column 140 . The coupling protrusions 132a and 132b may include a first coupling protrusion 132a and a second coupling protrusion 132b. The first coupling protrusion 132a and the second coupling protrusion 132b may be disposed above and below each other.

The first coupling protrusion 132a may be formed to protrude outward from the outer surface of the upper body 120 . A plurality of first coupling protrusions 132a may be provided. Any one of the plurality of first coupling protrusions 132a may be formed to protrude outward from the outer surface 132 of the mount 130 . The first coupling protrusion 132a may be formed at a position opposite to the column 140 . The other one of the plurality of first coupling protrusions 132a may be formed to protrude outward from the outer surface 142 of the column 140 .

The first coupling protrusion 132a may protrude more outward than the second coupling protrusion 132b. The first coupling protrusion 132a may be disposed below the second coupling protrusion 132b. The first coupling protrusion 132a may be narrower than the second coupling protrusion 132b. The first coupling protrusion 132a may have a narrow shape in the lateral direction. The first coupling protrusion 132a may have a shape in which the width is gradually narrowed from the lower side toward the upper side.

The second coupling protrusion 132b may be formed to protrude outward from the outer surface of the upper body 120 . The second coupling protrusion 132b may protrude convex or round. A plurality of second coupling protrusions 132b may be provided. Any one of the plurality of second coupling protrusions 132b may be formed to protrude outward from the outer surface 132 of the mount 130 . The second coupling protrusion 132b may be formed at a position opposite to the column 140 . The second coupling protrusion 132b may have a shape elongated along the circumference of the outer surface 132 of the mount 130 . The other one of the plurality of second coupling protrusions 132b may be formed to protrude outward from the outer surface 142 of the column 140 . The second coupling protrusion 132b may have a shape elongated along the circumference of the outer surface 142 of the column 140 .

The coupling grooves 302a and 302b may be formed on the inner surface 302 of the cap 300 . The coupling grooves 302a and 302b may be formed at positions corresponding to the coupling protrusions 132a and 132b. When the cap 300 covers the cartridge 200 and the upper body 120, the coupling protrusions 132a, 132b and the coupling grooves 302a, 302b are fastened to each other, and the cap 300 and the upper body 120 are coupled. can be The coupling grooves 302a and 302b may include a first coupling groove 302a and a second coupling groove 302b. The first coupling groove (302a) and the second coupling groove (302b) may be disposed above and below each other.

The first coupling groove 302a may be formed by recessing the inner surface 302 of the cap 300 to the outside. The first coupling groove 302a may be formed at a position corresponding to the first coupling protrusion 132a on the inner surface 302 of the cap 300 . A plurality of first coupling grooves 302a may be formed. The first coupling groove 302a may have a shape in which the width is gradually narrowed toward the upper side. The first coupling protrusion 132a may be inserted into the first coupling groove 302a. When the first coupling protrusion 132a is inserted into the first coupling groove 302a, the first coupling protrusion 132a and the first coupling groove 302a may guide the cap 300 to be placed in the correct position. .

The second coupling groove 302b may be formed by recessing the inner surface 302 of the cap 300 to the outside. The second coupling groove 302b may be recessed to be convex or round. The second coupling groove 302b may be formed at a position corresponding to the second coupling protrusion 132b on the inner surface 302 of the cap 300 . A plurality of second coupling grooves 302b may be formed. The second coupling groove 302b may have a shape elongated along the circumference of the inner surface 302 of the cap 300 . The second coupling protrusion 132b may be inserted into the second coupling groove 302b and fastened in a snap-fit manner. The second coupling protrusion 132b and the second coupling groove 302b may be detachably coupled to each other.

The upper circumference 113 of the lower body 110 may protrude outward than the upper body 120 . The upper circumference 113 of the lower body 110 may extend along the circumference of the upper body 120 . The upper circumference 113 of the lower body 110 may be disposed below the upper body 120 . When the cap 300 is coupled to the body 100 , the lower end of the side wall 301 of the cap 300 may contact the upper circumference 113 of the lower body 110 . The upper circumference 113 of the lower body 110 may limit the movement of the cap 300 to the lower side of the upper body 120 .

12 and 13 , the cap 300 may include at least one of a cap body 320 , a lower head 330 , and an upper head 340 . The cover 310 may be pivotably installed on the cap 300 . The cover 310 may be arranged to close the insertion hole 304 . The cover 310 may have a plate shape. The cover 310 may include a peripheral portion formed to be rounded along the circumference of the insertion hole.

The shaft 311 may be formed at an end of the cover 310 . The shaft 311 may be integrally formed with the cover 310 . The shaft 311 may have a shape elongated to one side. The cover 310 may pivot about a direction in which the shaft 311 extends as an axis. The shaft 311 may be a pivot axis of the cover 310 . The shaft 311 may protrude from the end of the cover 310 to both sides. The shaft 311 may be referred to as a cover shaft 311 .

The spring 312 may be coupled to the cover 310 . One end of the spring 312 may support the cover 310 , and the other end of the spring 312 may support one side of the cap 300 (see FIGS. 17 and 18 ). The other end of the spring 312 may support the upper head 340 . The spring 312 may move the cover 310 in the second direction through an elastic force or a restoring force. The cover 310 may move in the second direction through the spring 312 to close the insertion space 214 (see FIG. 17 ) and/or the insertion hole 304 . The spring 312 may be wound around the shaft 311 . One end of the spring 312 wound on the shaft 311 may extend toward the cover 310 , and the other end may extend in a direction opposite to the one end.

The cap body 320 may constitute the side wall 301 of the cap 300 . The cap body 320 is opened up and down, and may have a hollow shape. The cap body 320 may cover the side of the cartridge 200 and the side of the upper body 120 . The cap body 320 may include a fastening rib 322 . The fastening rib 322 may be formed to protrude inward from the inner surface 302 of the cap body 320 . The fastening rib 322 may have a shape extending along the circumference of the side wall 301 of the cap body 320 . The fastening rib 322 may be formed on the cap body 320 .

The fastening rib 322 may include at least one of the first rib groove 323 and the second rib groove 324 . The first rib groove 323 may be formed by recessing the fastening rib 322 to the outside. The first rib groove 323 may be formed on one side of the fastening rib 322 . The second rib groove 324 may be formed by recessing the lower portion of the fastening rib 322 upward. A plurality of second rib grooves 324 may be arranged along the circumference of the fastening rib 322 .

The lower head 330 and the upper head 340 may be vertically coupled to constitute an upper portion of the cap 300 . The lower head 330 may be coupled to the upper head 340 at the lower side of the upper head 340 . The lower head 330 may surround the lower side of the insertion hole 304 .

The lower head 330 may include a shaft groove 331 . The shaft groove 331 may be formed on both sides of the lower head 330 . The shaft groove 331 may have a shape concavely recessed downward. The shaft 311 may be rotatably inserted into the shaft groove 331 . Both ends of the shaft 311 may be inserted into a pair of shaft grooves 331 , respectively.

The lower head 330 may include a head rib 332 . The head rib 332 may have a shape extending along the circumference of the lower head 330 . The head rib 332 may be disposed below the fastening rib 322 . The head rib 332 may be caught under the fastening rib 322 .

The lower head 330 may include a first head latch 333 . The head latch 333 may be formed to protrude upward from the head rib 332 . When the head rib 332 is disposed adjacent to the lower side of the fastening rib 322 , the head latch 333 may be caught on the upper part of the fastening rib 322 .

The lower head 330 may include a guide bar 335 . The guide bar 335 may be formed on one side of the head rib 332 . The guide bar 335 may have a shape elongated upward. When the head rib 332 is disposed adjacent to the lower side of the fastening rib 322 , the guide bar 335 may be inserted into the first rib groove 323 . The guide bar 335 may be inserted into the first rib groove 323 to guide the arrangement of the lower head 330 .

The screw 334 may fasten the lower head 330 and the upper head 340 . The screw 334 may penetrate the lower portion of the lower head 330 and be fixed to the upper head 340 .

The cap 300 may include a second guide 306 . The second guide 306 may be formed on the lower head 330 . The second guide 306 may be formed around the insertion hole 304 . The second guide 306 may be disposed below the insertion hole 304 . The second guide 306 may be disposed between the insertion hole 304 and the insertion space 214 . The second guide 306 may be inclined downward. The second guide 306 may extend obliquely from the periphery of the insertion hole 304 of the cap 300 toward one end or an upper end of the insertion space 214 (see FIG. 17 ).

The upper head 340 may be coupled to the upper portion of the cap body 320 to constitute the upper wall 303 of the cap 300 . The upper wall 303 of the cap 300 may be referred to as a head upper wall 303 . The upper head 340 may be coupled to the lower head 330 on the upper side of the lower head 330 . The circumference of the head upper wall 303 may be caught on the upper side of the fastening rib 322 .

The upper head 340 may include a second head latch 343 . The second head latch 343 may be formed to protrude downward from the circumference of the head upper wall 303 . When the circumference of the head upper wall 303 is caught by the fastening rib 322 , the second head latch 343 may be fastened to the second rib groove 324 formed in the fastening rib 322 .

The cap 300 may include an insertion hole 304 communicating with one end of the insertion space 214 . The cap 300 may have an insertion hole wall 305 constituting the circumference of the insertion hole 304 . The insertion hole 304 of the cap 300 may be formed by opening the head upper wall 303 . The insertion hole wall 305 may have a shape extending in the circumferential direction. The inner circumferential surface of the insertion hole wall 305 may surround the circumference of the insertion hole 304 .

The inner peripheral surface of the insertion hole wall 305 may be formed to be round. The inner circumferential surface of the insertion hole wall 305 may be convex inwardly. The inner circumferential surface of the insertion hole wall 305 may have a shape in which the insertion hole 304 is gradually narrowed and then widened again from the upper side to the lower side.

The end or circumference of the cover 310 may be caught on the lower side of the insertion hole wall 305 . When the cover 310 closes the insertion hole 304 , the insertion hole wall 305 may contact the cover 310 to limit movement of the cover 310 . The insert wall 305 may contact the end or perimeter of the cover 310 to limit the pivoting of the cover 310 upwards of the insert 304 . The cover 310 may be larger than the insertion hole 304 .

14 and 15 , the cartridge 200 may include a cover groove 215 . The cover groove 215 may be adjacent to the opening of the insertion space 214 . The cover groove 215 may be depressed in a direction in which the circumference of the insertion space 214 extends from the insertion space 214 . The cover groove 215 may be recessed outwardly from the insertion space 214 . The cover groove 215 may be recessed radially outwardly from the insertion space 214 . The cover groove 215 may be depressed toward the first chamber C1 from the insertion space 214 . The cover groove 215 may provide a space in which the cover 310 may be located.

The cover groove 215 may be formed around one end or an upper end of the insertion space 214 in the first container 210 . The cover groove 215 may be formed by recessing the circumference of the insertion space 214 to the outside at one end of the insertion space 214 . The cover 310 may be accommodated in the cover groove 215 (see FIGS. 17 and 18 ). The cover 310 may be accommodated in the cover groove 215 while opening the opening of the insertion space 214 . The cover 310 may be accommodated in the cover groove 215 while pivoting in the first direction to open the opening of the insertion space 214 .

The cover groove 215 may be formed such that one end or an upper end of the inner wall 212 of the first container 210 is depressed outwardly from the insertion space 214 . The cover groove 215 may be formed by recessing the inner wall 212 of the first container 210 from the insertion space 214 toward the first chamber C1. The inner wall 212 of the first container 210 may partition the cover groove 215 . The inner wall 212 of the first container 210 may surround at least a portion of the cover groove 215 . The inner wall 212 of the first container 210 may be in contact with the bottom of the cover groove 215 . The inner wall 212 of the first container 210 may surround a portion of the side of the cover groove 215 .

The cartridge 200 may include a first guide 216 inclined downward of the insertion space 214 at a position adjacent to the upper portion of the insertion space 214 . The first guide 216 may be formed at an upper end of the inner wall 212 of the first container 210 . The first guide 216 may be referred to as a first stick guide 216 .

The first guide 216 may be in contact with the bottom of the cover groove 215 . The first guide 216 may be formed on the inner wall 212 of the first container 210 at a position in contact with the bottom of the cover groove 215 . The first guide 216 may be formed between the bottom of the cover groove 215 and the insertion space 214 . The first guide 216 may be disposed below the cover groove 215 . The first guide 216 may be formed to be inclined from the bottom of the cover groove 215 toward the lower side of the insertion space 214 .

The first guide 216 may extend in the circumferential direction along at least a portion of the insertion space 214 . The first guide 216 may extend in a circumferential direction along the inner wall 212 of the first container 210 . The first guide 216 may contact the end of the stick 400 (see FIG. 3 ) to guide the stick 400 to be inserted into the insertion space 214 .

Referring to FIG. 15 , the cartridge 200 may include at least one of a first container 210 , a second container 220 , a sealing member 250 , a wick 261 , and a heater 262 . The first container 220 may include at least one of the lower case 230 and the frame 240 .

The first container 210 may provide a first chamber C1 and an insertion space 214 . The inner wall 212 of the first container 210 separates the space surrounded by the outer wall 211 of the first container 210 to partition the first chamber C1 on one side, and the insertion space 214 on the other side. ) can be partitioned.

The outer wall 211 and the inner wall 212 of the first container 210 may surround the side of the first chamber C1 . The outer wall 211 and the inner wall 212 of the first container 210 may be connected to each other to have an extended shape to surround the circumference of the first chamber C1 . The upper wall 213 of the first container 210 may cover the upper portion of the first chamber C1 . The upper wall 213 of the first container 210 may be connected to the outer wall 211 and the inner wall 212 of the first container 210 .

The outer wall 211 and the inner wall 212 of the first container 210 may surround the side of the insertion space 214 . The insertion space 214 may have a shape elongated in the vertical direction. The insertion space 214 may have a shape corresponding to the circumference of the stick 400 ( FIG. 3 ). The insertion space 214 may have a substantially cylindrical shape. The outer wall 211 and the inner wall 212 of the first container 210 may be connected to each other to have a shape extending in the circumferential direction to surround the periphery of the insertion space 214 . The insertion space 214 may be opened up and down.

The second container 220 may provide a second chamber C2 . The second chamber C2 may be disposed below the insertion space 214 . The second chamber C2 may communicate with the insertion space 214 .

The second container 220 may include at least one of the lower case 230 and the frame 240 . The lower case 230 may form an outer shape of the second container 220 . The lower case 230 may be coupled to the outer wall 211 or the circumference of the first container 210 . The lower case 230 may provide an accommodating space therein. The lower case 230 may support the frame 240 . The cartridge inlet 224 may be formed by opening the side wall of the lower case 230 . The cartridge inlet 224 may be formed at a position higher than the bottom of the lower case 230 .

Accordingly, it is possible to prevent the liquid from leaking out of the cartridge 200 through the cartridge inlet 224 from the second chamber (C2).

The lower case 230 may include at least one of the accommodating part 231 and the extension part 232 . The accommodating part 231 may provide an accommodating space therein. The accommodating part 231 may surround the accommodating space. The accommodating part 231 may accommodate at least a portion of the frame 240 therein. The sidewall of the accommodating part 231 may be the sidewall 221 (refer to FIG. 4 ) of the second container 220 . The cartridge inlet 224 may be formed by opening the side wall of the receiving portion 231 . The extension part 232 may extend outwardly from an upper end of one side of the receiving part 231 . The extension 232 may support a portion of the frame 240 .

The frame 240 may be disposed inside the lower case 230 . The frame 240 may partition the second chamber C2 . The frame 240 may surround at least a portion of the second chamber C2 . The lower case 230 may surround the remaining part of the second chamber C2. The frame 240 may constitute the bottom of the first chamber C1 .

The frame 240 may include at least one of the first frame part 241 and the second frame part 242 . The first frame part 241 may constitute the bottom of the first chamber C1 . The first chamber C1 may be surrounded by the outer wall 211 , the inner wall 212 , the upper wall 213 , and the first frame part 241 of the first container 210 .

The second frame part 242 may surround at least a portion of the second chamber C2 . The second frame part 242 may partition the second chamber C2 . The sidewall of the second frame part 242 may surround at least a portion of the side part of the second chamber C2 . The bottom of the second frame part 242 may constitute the bottom of the second chamber C2 . The chamber inlet 2424 may be formed on a sidewall of the second frame part 242 . The chamber inlet 2424 may communicate with the second chamber C2. The second frame part 242 may be disposed adjacent to the lower side of the inner wall 212 of the first container 210 . The chamber inlet 2424 may be formed at a position higher than the bottom of the second chamber C2.

The first frame part 241 and the second frame part 242 may be connected to each other. The first frame part 241 may extend from the second frame part 242 to cover the bottom of the first chamber C1 .

The accommodating part 231 may accommodate the second frame part 242 therein. The accommodating part 231 may support the bottom of the second frame part 242 . The accommodating part 231 may partition the second chamber C2 together with the second frame part 242 . The extension part 232 may support the first frame part 241 . The first frame part 241 may be disposed inside the accommodating part 231 , and the second frame part 242 may be disposed above the extension part 232 .

The connection passage 2316 may be formed in the receiving part 231 . The frame 240 may partition a connection passage 2316 in the lower case 230 . The connection passage 2316 may be formed between the cartridge inlet 224 and the chamber inlet 2424 to connect the cartridge inlet 224 and the chamber inlet 2424 . The first frame part 241 may cover an upper portion of the connection passage 2316 . The second frame part 242 may cover the side of the connection passage 2316 .

The blocking wall 2317 may be formed in the connection passage 2316 . The blocking wall 2317 may be formed between the cartridge inlet 224 and the chamber inlet 2424 . The blocking wall 2317 may have an elongated shape. The blocking wall 2317 may extend upward from the bottom of the lower case 230 or the bottom of the frame 240 . The blocking wall 2317 may extend higher than the cartridge inlet 224 . The blocking wall 2317 may extend higher than the chamber inlet 2424 .

Accordingly, it is possible to prevent the liquid from leaking from the second chamber (C2) to the outside of the cartridge 200 through the cartridge inlet (224).

The sealing member 250 may be disposed between the first chamber C1 and the second container 220 . The sealing member 250 may be in close contact with the edge of the first chamber C1. The sealing member 250 may be made of a material having elasticity. For example, the sealing member 250 may be made of a material such as rubber or silicone. The sealing member 250 may prevent the liquid stored in the first chamber C1 from leaking from the first chamber C1 into the gap between the components.

The sealing member 250 may include at least one of the first sealing part 251 and the second sealing part 252 . The first sealing part 251 may extend along the outer wall 211 of the first container 210 . The first sealing part 251 may surround an edge of the outer wall 211 of the first container 210 . The first sealing part 251 may be in close contact between the outer wall 211 of the first container 210 and the frame 240 . The first sealing part 251 may be in close contact between the outer wall 211 of the first container 210 and the first frame part 241 .

Accordingly, it is possible to prevent the liquid stored in the first chamber C1 from leaking between the outer wall 211 of the first container 210 and the frame 240 .

The second sealing part 252 may extend from the first sealing part 251 along the inner wall 212 of the first container 210 . The second sealing part 252 may be in close contact with the edge of the inner wall 212 of the first container 210 . The second sealing part 252 may be in close contact between the inner wall of the first container 210 and the frame 240 . The second sealing part 252 may be in close contact between the inner wall of the first container 210 and the second frame part 242 . The second sealing part 252 may be inserted into the frame 240 . The second sealing part 252 may be inserted into the second frame part 242 . The lower end of the inner wall 212 of the first container 210 may press the second sealing part 252 toward the frame 240 .

Accordingly, it is possible to prevent the liquid stored in the first chamber C1 from leaking between the inner wall 212 of the first container 210 and the frame 240 .

The mount 130 may include a sensor accommodating part 137 . The sensor accommodating part 137 may provide a space formed by opening the lower part of one side wall of the mount 130 . The second sensor 180 may be accommodated in the sensor accommodating part 137 . The lower case 230 may cover the sensor accommodating part 137 . One side wall of the accommodating part 231 of the lower case 230 may face the side of the sensor accommodating part 137 . The extension part 232 of the lower case 230 may cover the upper part of the sensor accommodating part 137 .

A gap through which air can flow may be formed between the sensor accommodating part 137 and the lower case 230 . Air may pass between the sensor receiving part 137 and the lower case 230 to be introduced into the cartridge inlet 224 . The second sensor 180 may detect the flow of air flowing into the cartridge inlet 224 passing between the sensor accommodating part 137 and the lower case 230 .

15 and 16 , the cartridge 200 may include a stick stopper 217 protruding inward from the circumference of the insertion space 214 at a position adjacent to the other end or lower end of the insertion space 214 . have. The stick stopper 217 may protrude in a radially inward direction. The stick stopper 217 may be formed on the outer wall 211 and/or the inner wall 212 of the first container 210 .

A plurality of stick stoppers 217 may be provided. Three stick stoppers 217 may be provided. A plurality of stick stoppers 217 may be arranged along the circumference of the insertion space 214 . The stick stoppers 217 may be arranged in a circumferential direction. The stick stoppers 217 may be spaced apart from each other. The stick stopper 217 may have a rib shape or a ring shape extending in the circumferential direction along the circumference of the insertion space 214 . The stick 400 may be spanned around the stick stopper 217 . A medium may be included within the circumference of the stick 400 . The stick stopper 217 may have a shape that gradually widens upward.

Accordingly, when the stick 400 is inserted into the insertion space 214, the stick stopper 217 comes into contact with the end of the stick 400 so that the stick 400 crosses the insertion space 214 to the second chamber ( Moving to C2) can be restricted.

In addition, a reduction in the amount of air introduced into the insertion space 214 from the second chamber C2 can be minimized.

In addition, the stick stopper 217 may not prevent the aerosol generated in the second chamber C2 from extracting a certain component from the medium of the stick 400 .

17 and 18 , the pivot shaft or shaft 311 of the cover 310 may be disposed above the insertion space 214 . The pivot shaft or shaft 311 of the cover 310 may be disposed between the insertion space 214 and the insertion hole 304 . The cover 310 may be pivoted toward the inside of the insertion space 214 to open the insertion space 214 and/or the insertion hole 304 . A direction in which the cover 310 pivots toward the inside of the insertion space 214 may be defined as a first direction.

When the cover 310 is pivoted in the first direction to open the insertion space 214 , the cover 310 may be accommodated in the cover groove 215 . When the cover 310 opens the insertion space 214 , the cover 310 is accommodated in the cover groove 215 , and is placed on the inner wall 212 of the first container 210 disposed below the cover groove 215 . may overlap. When the cover 310 opens the insertion space 214 , the cover 310 may be disposed parallel to the inner wall 212 of the first container 210 located below the cover groove 215 .

The first guide 216 may be formed to be inclined from the bottom of the cover groove 215 toward the lower side of the insertion space 214 . The first guide 216 may be formed to be inclined so that the insertion space 214 becomes gradually narrower toward the lower side. When the cover 310 opens the insertion space 214 , the first guide 216 may be disposed adjacent to one end of the cover 310 under the cover 310 . When the cover 310 opens the insertion space 214 , the first guide 216 may protrude into the insertion space 214 rather than the end of the cover 310 .

The cover 310 may be pivoted toward the outside of the insertion space 214 to close the insertion space 214 and/or the insertion hole 304 . A direction in which the cover 310 pivots toward the outside of the insertion space 214 may be defined as a second direction. One end of the spring 312 may support the cover 310 , and the other end of the spring 312 may support the cap 300 . The spring 312 may provide an elastic force to the cover 310 in a direction in which the cover 310 closes the insertion space 214 . The cover 310 may be pivoted in a second direction via a spring 312 .

The second guide 306 may be formed to be inclined so that the inner space becomes gradually narrower toward the lower side. The second guide 306 may be disposed adjacent a pivot radius of the cover 310 . The second guide 306 may be disposed outside the pivot radius of the cover 310 . The second guide 306 may extend obliquely along a pivot radius of the cover 310 .

One end of the second guide 306 may be adjacent to the insertion hole 304 . One end of the second guide 306 may be disposed outside the insertion hole 304 . One end of the second guide 306 may be disposed below the insertion hole wall 305 . The insertion hole wall 305 may protrude inward than one end of the second guide 306 . When the cover 310 is pivoted in the second direction to close the insertion space 214 , the cover 310 may come into contact with the insertion hole wall 305 to limit movement.

The other end of the second guide 306 may be adjacent to the insertion space 214 . The other end of the second guide 306 may be adjacent to the outer wall 211 of the first container 210 constituting the circumference of the insertion space 214 . The other end of the second guide 306 may be disposed above the outer wall 211 of the first container 210 partitioning the insertion space 214 . The second guide 306 may have a shape extending obliquely from one end to the other end of the second guide 306 .

19 to 22 , the stick 400 may push the cover 310 in the inner direction or the first direction of the insertion space 214 . When the stick 400 is inserted into the insertion space 214 by pushing the cover 310 , the cover 310 may open the insertion space 214 and/or the insertion hole 304 .

19 and 20 , when the end of the stick 400 passes through the insertion hole 304 , the end of the stick 400 may contact the insertion hole wall 305 . When the end of the stick 400 is in contact with the insertion hole wall 305 , the insertion hole wall 305 may guide the stick 400 to the proper position of the insertion hole 304 . When the stick 400 passes through the insertion hole 304 , the end of the stick 400 may push the cover 310 to pivot the cover 310 in the first direction.

20 and 21 , when the stick 400 passes through the insertion hole 304 , the cover 310 may be inserted into the cover groove 215 . The cover 310 may overlap the inner wall 212 of the first container 210 to form one side wall of the insertion space 214 together with the inner wall 212 of the first container 210 .

21 and 22 , the stick 400 slides along the surface of the cover 310 and may be inserted into the insertion space 214 . The second guide 306 may be disposed at a position opposite to the pivot axis of the cover 310 with respect to the insertion hole 304 . The second guide 306 may be disposed at a position opposite to the cover groove 215 . When the stick 400 is inserted into the insertion space 214 , the end of the stick 400 may be in contact with the second guide 306 . When the end of the stick 400 is in contact with the second guide 306 , the second guide 306 may guide the stick 400 to the proper position of the insertion space 214 .

The first guide 216 may be disposed at a position opposite to the second guide 306 . The first guide 216 may be disposed below the second guide 216 . The first guide 216 may be disposed below the cover groove 215 . The first guide 216 may be disposed under the cover 310 . The first guide 216 may extend in a circumferential direction along the inner wall 212 of the first container 210 . When the stick 400 is inserted into the insertion space 214 , the end of the stick 400 may be in contact with the first guide 216 . The end of the stick 400 may first contact the second guide 306 to guide the position, and then contact the first guide 216 . When the end of the stick 400 is in contact with the first guide 216 , the first guide 216 may guide the stick 400 to the proper position of the insertion space 214 .

When inserted into the insertion space 214 , the end of the stick 400 may be in contact with the stick stopper 217 . The stick stopper 217 may be in contact with the end of the stick 400 to limit the movement of the stick 400 to the lower side of the insertion space 214 or to the second chamber C2 .

Accordingly, when the user pushes the cover 310 through the stick 400 , the position of the stick 400 is guided to the correct position to smoothly pass through the insertion hole 304 to push the cover 310 .

In addition, even if the stick 400 pushes the cover 310 so that the cover 310 is disposed inside the insertion space 214 , the cover 310 is accommodated in the cover groove 215 , so that the stick 400 is inserted. It may be in close contact with the wall partitioning the space 214 .

In addition, since the stick 400 is in close contact with the wall dividing the insertion space 214 , when the user inhales air through the stick 400 , air is unnecessarily between the insertion space 214 and the stick 400 . It is possible to prevent the flow of air and reduce the wasted suction force from reducing the efficiency of the air flow.

In addition, even if the user pushes the cover 310 through the stick 400 and the cover 310 applies an external force to the end of the stick 400 in the second direction, the stick 400 is inserted into the insertion space 214 . It can be guided to be inserted correctly.

In addition, movement of the stick 400 to the inside of the second chamber C2 may be restricted.

Referring to FIG. 23 , the upper body 120 may be coupled to the upper portion of the lower body 110 . The mount 130 may cover the upper portion of the lower body 110 . A lower portion of the mount 130 may be surrounded by an upper portion of the sidewall 111 of the lower body 110 . The mount 130 may be coupled to the upper portion of the lower body 110 . The mount 130 may be coupled to the lower body 110 in a snap-fit manner. The mount 130 may be fastened so as not to be separated from the lower body 110 .

The second sensor 180 may be disposed on one side of the lower body 110 . The sensor support 185 may have a shape extending upward from the upper portion of the lower body 110 . The sensor support unit 185 may support the second sensor 180 . The second sensor 180 may be coupled to the sensor support 185 . The second sensor 180 may be coupled to the sensor support 185 and disposed to face the side direction. The sensor accommodating part 137 of the mount 130 may receive and cover the second sensor 180 and the sensor support 185 .

24 to 26 , the fastener 135 may be formed under the mount 130 . The fastener 135 may be formed by opening the lower side of the mount 130 . A plurality of fasteners 135 may be provided and arranged along the periphery of the lower portion of the mount 130 . The body latch 115 disposed on the upper part of the lower body 110 may be inserted into the fastener 135 to fasten the mount 130 and the lower body 110 (see FIGS. 28 and 29 ).

The rib groove 136 may be formed on the outer surface 132 of the mount 130 . The rib groove 136 may have a shape recessed inward from the outer surface 132 of the mount 130 . The rib groove 136 may have a shape extending along the circumference of the outer surface 132 of the mount 130 . The body rib 116 extending along the inner circumference of the upper portion of the lower body 110 may be inserted into the rib groove 136 to fasten the mount 130 and the lower body 110 . The body rib 116 may be made of a material having elasticity. For example, the body rib 116 may be made of a material such as rubber or silicon. The body rib 116 is in close contact with the rib groove 136 to stably fix the position of the mount 130 to the lower body 110 , and prevent the upper body 120 from shaking from the lower body 110 . (See FIGS. 28 and 29).

The first fixing part 138 may be formed under the mount 130 . The first fixing part 138 may be recessed upwardly from the lower part of the mount 130 or may be formed to protrude downward. The first fixing part 138 may be formed around the lower portion of the mount 130 . A plurality of first fixing parts 138 may be provided and arranged along the periphery of the lower portion of the mount 130 . The second fixing part 118 disposed on the lower body 110 is coupled to the first fixing part 138 to stably fix the position of the mount 130 to the lower body 110 , and the upper body 120 . ) can be prevented from shaking from the lower body 110 (see FIGS. 28 and 29).

The upper body 120 may include a column 140 extending upward. The column 140 may extend upwardly from one side of the mount 130 . The sidewalls 141 and 142 of the column 140 may be connected to the sidewalls 131 and 132 of the mount 130 . The column 140 may surround a portion of the space 134 provided by the mount 130 . The inner surface 141 of the column 140 may have a shape concavely concave outwardly. Column 140 may face the side of cartridge 200 (see FIG. 6 ). The column 140 may wrap one side of the cartridge 200 . The column 140 may be opened toward one side of the cartridge 200 .

The column 140 may accommodate the PCB assembly 150 . The PCB assembly 150 may provide light to the cartridge 200 or sense information about the cartridge 200 . For example, the information about the cartridge 200, information about the change in the remaining amount of the liquid stored in the first chamber (C1) of the cartridge 200, the type of liquid stored in the first chamber (C1) of the cartridge (200) Information about, information about whether the stick 400 is inserted into the insertion space 214 of the cartridge 200, information about the type of the stick 400 inserted into the insertion space 214 of the cartridge 200, Information on the extent to which the stick 400 inserted into the insertion space 214 of the cartridge 200 is used or usable, the cartridge 200 inserted into the insertion space 214 of the cartridge 200 is the body 100 ) may be at least any one of information on whether or not the combined information, information on the type of the combined cartridge (200). The information about the cartridge 200 is not limited to those mentioned above. The column 140 may receive a light source 153 that provides light. The column 140 may accommodate the first sensor 154 for sensing information about the cartridge 200 .

The column 140 may provide an installation space 144 therein. The installation space 144 may have a shape extending vertically along the column 140 . The inner surface 141 of the column 140 may surround the installation space 144 . The installation space 144 may be opened toward the space 134 of the mount 130 . The installation space 144 may be opened toward one side of the cartridge 200 .

The PCB assembly 150 may be installed in the installation space 144 . The plate 160 may cover the PCB assembly 150 and may be disposed in the installation space 144 . The window 170 may cover the PCB assembly 150 and the installation space 144 . The PCB assembly 150 , the plate 160 , and the window 170 may be sequentially stacked. The installation space 144 may be referred to as an assembly accommodating space 144 .

The PCB assembly 150 may include at least one of a printed circuit board (PCB) 151 , a light source 153 , and a first sensor 154 . The light source 153 may be mounted on the PCB 151 . At least one light source 153 may be provided. The first sensor 154 may be mounted on a PCB. The light source 153 and the first sensor 154 may be mounted at different positions on a single PCB. The first sensor 154 may be mounted in an area avoiding the at least one light source 153 .

The PCB assembly 150 may be disposed toward the cartridge 200 from the inside of the column 140 . The PCB assembly 150 may face the first container 210 provided with the first chamber C1 and the insertion space 214 . The PCB assembly 150 may extend vertically along the column 140 . A connector 152 for electrical connection may be formed at one end of the PCB assembly 150 .

The PCB 151 may extend vertically along the column 140 . The PCB 151 may be a flexible printed circuit board (FPCB). The connector 152 may be formed on one end of the PCB 151 . A plurality of light sources 153 may be arranged on the PCB 151 . The first sensor 154 may be located in the center of the PCB 151 . At least one light source 153 may be disposed on each side with the first sensor 154 interposed therebetween. The plurality of light sources 153 may be arranged vertically along the PCB 151 . The plurality of light sources 153 may be arranged along the longitudinal direction of the column 140 . The first sensor 154 may be disposed to face the insertion space 214 . The light source 153 may be disposed to face the outside of the insertion space 214 . The light source 153 may provide light to the first chamber C1 toward the outside of the insertion space 214 . The light source 153 may be an LED.

Accordingly, the light source 153 may uniformly provide light to the first chamber C1 .

In addition, it is possible to prevent the path of light provided by the light source 153 from being blocked by the stick 400 inserted into the insertion space 214 .

The first sensor 154 may extend long in the vertical direction along the PCB 151 . The first sensor 154 may extend long along the first container 210 or the insertion space 214 . The first sensor 154 may face the insertion space 214 . The first sensor 154 may detect information about the cartridge 200 . For example, the first sensor 154 is information about the change in the remaining amount of the liquid stored in the first chamber (C1) of the cartridge 200, the type of liquid stored in the first chamber (C1) of the cartridge (200) information about, information about whether the stick 400 is inserted into the insertion space 214 of the cartridge 200, information about the type of the stick 400 inserted into the insertion space 214 of the cartridge 200, cartridge Information on the extent to which the stick 400 inserted into the insertion space 214 of the 200 is used or usable, the cartridge 200 inserted into the insertion space 214 of the cartridge 200 is the body 100 It is possible to detect at least one of information on whether or not the combined information, information on the type of the combined cartridge (200). Information about the cartridge 200 is not limited thereto.

The first sensor 154 may detect a change in electromagnetic characteristics of the cartridge 200 to detect information about the cartridge 200 . The first sensor 154 may detect a change in electromagnetic characteristics caused by an adjacent object. For example, the first sensor 154 may be a capacitance sensor. For example, the first sensor 154 may be a magnetic proximity sensor. The type of the first sensor 154 is not limited thereto. For example, when the stick 400 is inserted into the insertion space 214 of the cartridge 200 or there is a change in the volume of the liquid stored in the first chamber C1, the first sensor 154 detects electromagnetic A change appears in the characteristic, and the first sensor 154 may detect information about the cartridge 200 by measuring it.

The window 170 may be coupled to the column 140 . The window 170 may be formed of a transparent material. The window 170 may transmit light. The window 170 may be coupled to the column 140 to cover the PCB assembly 150 (see FIG. 26 ). The window 170 may have a shape extending vertically along the column 140 . The window 170 may be disposed between the column 140 and the cartridge 200 . The window 170 may be disposed adjacent to the inner surface 141 of the column 140 . The window 170 may surround one side of the cartridge 200 . The window 170 may face the side of the cartridge 200 . The window 170 may be thinly formed so that the PCB assembly 150 is adjacent to the cartridge 200 .

One surface 171a of the window 170 may be in contact with the side of the cartridge 200 to support the cartridge 200 (see FIGS. 4 to 6 ). The other surface 171b of the window 170 may be in close contact with the PCB assembly 150 (see FIG. 27 ). One surface 171a of the window 170 may be referred to as the front surface of the window 170 . The other surface 171b of the window 170 may be referred to as the rear surface of the window 170 .

One surface 171a of the window 170 may have a shape corresponding to the outer wall 211 of the first container 210 constituting the circumference of the insertion space 214 . The insertion space 214 may be adjacent to the column 140 and the PCB assembly 150 (see FIG. 15 ). The insertion space 214 may be positioned between the first chamber C1 and the column 140 . The outer wall 211 of the first container 210 surrounding the insertion space 214 may have a round shape extending along the circumference of the insertion space 214 . One surface 171a of the window 170 may have a rounded shape to surround the outside of the insertion space 214 . One surface 171a of the window 170 may have a rounded shape to surround the outer wall 211 of the first container 210 constituting the circumference of the insertion space 214 . One surface 171a of the window 170 may have a concave shape toward the direction opposite to the cartridge 200 . One surface 171a of the window 170 may support one side wall of the cartridge 200 .

At least one groove 174 in which the light source 153 is accommodated may be formed on the other surface 171b of the window 170 . The groove 174 may be referred to as a light source groove 174 or a window groove 174 . The light source groove 174 may be formed by being depressed toward one surface from the other surface 171b of the window 170 . Each of the plurality of light source grooves 174 may accommodate and cover each of the plurality of light sources 153 . Each of the plurality of light source grooves 174 may be formed at a position corresponding to each position of the plurality of light sources 153 . The plurality of light source grooves 174 may be arranged vertically. The plurality of light source grooves 174 may be formed at least one on each side with the first sensor 154 interposed therebetween.

The other surface 171b of the window 170 may include a flat portion 172 formed to be flat. The flat part 172 may be in close contact with the PCB assembly 150 . The flat portion 172 may be inserted into the installation space 144 (refer to FIG. 24 ) of the column 140 . The light source groove 174 may be formed by depression of the flat portion 172 .

The PCB assembly 150 may include a plurality of through holes 151a. The through hole 151a may be formed by opening one side of the PCB 151 . The through hole 151a may be formed on the upper side of the PCB 151 . The through hole 151a may be formed above the light source 153 and/or the first sensor 154 . The through-holes 151a may be formed on both sides of the PCB 151 .

The window 170 may include a plurality of through protrusions 172a. The through protrusion 172a may be formed to protrude from the other surface 171b of the window 170 . The through protrusion 172a may be formed at a position corresponding to the through hole 151a. The through protrusion 172a may protrude toward the through hole 151a. The through protrusion 172a may pass through the through hole 151a. A plurality of through protrusions 172a may be provided. Each of the plurality of through-protrusions 172a may pass through each of the plurality of through-holes 151a. The through protrusion 172a may pass through the through hole 151a, so that the PCB assembly 150 and the window 170 may be disposed in a fixed position with each other.

The window 170 may include a locking protrusion 173 . The locking protrusion 173 may be formed on the other surface 171b of the window 170 . The locking protrusion 173 may be formed to protrude from the flat portion 172 to both sides. A plurality of locking projections 173 may be arranged in the vertical direction. Each of the plurality of locking protrusions 173 may have a vertical shape corresponding to the flange side portion 1451 .

Column 140 may include flange 145 . The flange 145 may be disposed inside the inner surface 141 of the column 140 . The flange 145 may protrude inward from the inner surface 141 of the column 140 . The flange 145 may be integrally formed with the column 140 . The flange 145 may protrude to the inside of the column 140 to form an edge. The flange 145 may extend along the circumference of the assembly accommodating space 144 . The flange 145 has an open center, so that the assembly accommodating space 144 and the container accommodating space 134 can be connected to each other.

The flange 145 may include at least one of a flange side portion 1451 , a flange lower portion 1452 , and a flange upper portion 1453 . The flange 145 may be formed by connecting the flange side portion 1451 , the flange lower portion 1452 , and the flange upper portion 1453 . The flange side portion 1451 may have a shape elongated along the longitudinal direction of the column 140 . The flange side portions 1451 may be formed to be spaced apart from each other on both sides of the column 140 . The flange lower portion 1452 and the flange upper portion 1453 may be connected between a pair of flange side portions 1451 . The flange side portion 1451 , the flange lower portion 1452 , and the flange upper portion 1453 may be connected to each other to constitute the circumference of the flange 145 . The flange side portion 1451 , the flange lower portion 1452 , and the flange upper portion 1453 may be opened so that the assembly accommodating space 144 and the container accommodating space 134 may communicate with each other.

The other surface 171b of the window 170 may be attached to the flange 145 . The edge of the other surface of the window 170 may be attached to the flange 145 . The other surface 171b of the window 170 may be attached to the flange 145 through an adhesive member. For example, the adhesive member may be a tape or a bond. The adhesive member is not limited to those mentioned above. The locking protrusion 173 is caught on the flange 145 , and the window 170 and the flange 145 can be fastened. The locking protrusion 173 may be caught on the flange side portion 1451 . The flange 145 may have a shape corresponding to the shape of the other surface 171b of the window 170 adjacent to the edge of the window 170 . The lower flange 1452 and the upper flange 1453 may have a concave shape.

Accordingly, the PCB assembly 150 is protected from the outside and can be prevented from being separated.

In addition, light emitted from the PCB assembly 150 may be provided to the cartridge 200 .

In addition, the window 170, the cartridge 200, and the PCB assembly 150 may be stably coupled/fixed.

The plate 160 may cover an area in the PCB assembly 150 avoiding the at least one light source 153 . The plate 160 may be attached to the PCB assembly 150 to cover the first sensor 154 . The plate 160 may transmit electromagnetic waves. The plate 160 may transmit electromagnetic waves, but may not transmit visible light or may be translucent.

A printed circuit connected to the light source 153 on the PCB 151 may be printed around the light source 153 . The plate 160 may cover the printed circuit printed on the PCB 151 around the light source 153 . The plate 160 may have a shape extending up and down along the first sensor 154 , and may have a shape extending in a direction in which a printed circuit is printed therefrom.

The plate 160 may be exposed without covering the light source 153 . The light sources 153 may be arranged in the vertical direction at both sides with the first sensor 154 interposed therebetween. The plate 160 may have an open position corresponding to the position of the light source 153 . When the plate 160 is attached to the PCB assembly 150 , the light source 153 may be exposed between regions formed by opening the plate 160 .

Accordingly, the light emitted from the light source 153 is not blocked, and the printed circuit printed on the first sensor 154 and/or the PCB 151 is not exposed to the outside and can be protected from the outside.

In addition, the first sensor 154 may detect a change in the electromagnetic characteristics of the surroundings while being covered by the plate 160 .

Referring to FIG. 27 , the PCB assembly 150 may extend long along the column 140 inside the column 140 . The PCB 151 may extend long along the column 140 . The connector 152 formed on one end of the PCB assembly 150 may be exposed to the lower side of the upper body 120 . The connector 152 may be exposed to the lower side of the column 140 . The connector 152 may be exposed to the lower side of the mount 130 . The lower end of the column 140 may be opened to form a gap 146 . The connector 152 may be exposed downwardly through the gap 146 . The gap 146 may communicate with the installation space 144 ( FIG. 24 ).

The mount 130 may include a sensor accommodating part 137 . The sensor accommodating part 137 may be formed on one side wall of the mount 130 . The sensor accommodating part 137 may be opened downward from one side wall of the mount 130 to provide a space 137b into which the second sensor 180 is inserted. The space 137b provided by the sensor accommodating part 137 may be called a sensor accommodating space 137b. The sensor accommodating part 137 may be covered with a side and an upper part. The inner surface of the sensor accommodating part 137 may constitute a part of the inner surface 131 of the mount 130 . The outer surface of the sensor accommodating part 137 may constitute a part of the outer surface 132 of the mount 130 . The sensor accommodating part 137 may be formed at a position opposite to the column 140 with respect to the container accommodating space 134 . The column 140 extends upwardly from one side of the mount 130 , and the sensor accommodating part 137 may be formed on the other side of the mount 130 .

The sensing hole 137a may be formed by opening the inner surface 131 of the sensor accommodating part 137 . The sensing hole 137a may be formed between the sensor accommodating space 137b and the container accommodating space 134 to connect the sensor accommodating space 137b and the container accommodating space 134 . The sensing hole 137a may be adjacent to the cartridge inlet 224 (refer to FIG. 15). The sensing hole 137a may face the cartridge inlet 224 .

The sensing hole 137a may face the side. The cartridge inlet 224 is formed with an open side of the second container 220, and the sensing hole 137a has an open side to face the cartridge inlet 224 (see FIG. 15).

28 and 29 , the partition wall 112 of the lower body 110 may cover the upper side of the battery 190 . The partition wall 112 may be disposed in a direction crossing the sidewall 111 of the lower body 110 from the upper portion of the lower body 110 . The partition wall 112 may cover the upper side of the internal components of the lower body 110 . The dividing wall 112 may separate a space in which the internal components of the lower body 110 are installed and a space in which the upper body 120 is coupled. The partition wall 112 may be disposed under the upper body 120 . The side wall 111 of the lower body 110 may extend upward than the partition wall 112 and surround the partition wall 112 . The inner circumferential surface of the side wall 111 of the lower body 110 extending upward of the dividing wall 112 may surround the lower circumference of the mount 130 .

The second sensor 180 may be installed on one side of the upper body 110 . The second sensor 180 may be disposed above the partition wall 112 . The second sensor 180 may be disposed at a position corresponding to the sensor accommodating part 137 of the mount 130 . The sensor support unit 185 may extend upwardly from one side of the partition wall 112 to support the second sensor 180 . The second sensor 180 may be disposed to face the side direction.

The upper body 120 may be coupled to the upper side of the lower body 110 . The body latch 115 may be formed on the lower body 110 . The body latch 115 may be formed at one end of the partition wall 112 . The body latch 115 may have a protruding shape. The body latch 115 may be inserted into the fastener 135 of the mount 130 to fasten the mount 130 and the lower body 110 .

The body rib 116 may have a shape protruding from the inner circumferential surface of the side wall 111 of the lower body 110 . The body rib 116 may have a shape extending along the inner circumferential surface of the side wall 111 of the lower body 110 . The body rib 116 may be made of a material having elasticity. For example, the body rib 116 may be made of a material such as rubber or silicon. The body rib 116 may be disposed above the partition wall 112 . The body rib 116 may be inserted into and in close contact with the rib groove 136 of the mount 130 .

The second fixing part 118 may be disposed on the lower body 110 . The second fixing part 118 may be formed at a position corresponding to the first fixing part 138 . The second fixing part 118 may be formed around the partition wall 112 . The second fixing part 118 may have a shape that protrudes upward or is depressed downward. The second fixing part 118 may be provided in plurality. The second fixing part 118 may be coupled to the first fixing part 138 of the mount 130 .

Accordingly, the upper body 120 may be coupled to the lower body 110 .

In addition, the position of the mount 130 may be stably fixed to the lower body 110 , and may prevent the upper body 120 from shaking from the lower body 110 .

The connection terminal hole 133a may be formed by opening the bottom 133 of the mount 130 . The connection terminal hole 133a may have a slit shape. A pair of connection terminal holes 133a may be provided (see FIG. 27 ). The first connection terminal 191 may be formed to protrude upward of the partition wall 112 . The first connection terminals 191 may be provided as a pair. The first connection terminal 191 and the connection terminal hole 133a may be formed at positions corresponding to each other. When the upper body 120 is coupled to the lower body 110 , the first connection terminal 191 may penetrate the connection terminal hole 133a and be exposed to the container accommodation space 134 . When the second cartridge 200 is coupled to the upper body 120 , the heater 262 (refer to FIG. 15 ) comes into contact with the first connection terminal 191 , and among devices such as the battery 190 and the control device 193 . It may be electrically connected to at least one. The electrically connected device is not limited thereto.

The PCB assembly 150 may be electrically connected to a device inside the lower body 110 through the connector 152 exposed to the lower side of the upper body 120 . One side of the partition wall 112 may be opened to form a connector insertion hole 117 . The connector insertion hole 117 may be formed at a position corresponding to the column 140 . The connector insertion hole 117 may be opened toward the top. The connection terminal 192 may be located inside the lower body 110 , below the connector insertion hole 117 . When the upper body 120 is coupled to the lower body 110 , the connector 152 may be inserted into the connector insertion hole 117 to contact the second connection terminal 192 . When the connector 152 is in contact with the second connection terminal 192 , it is to be electrically connected to at least one of devices such as the battery 190 and the control device 193 through the connector 152 of the PCB assembly 150 . can The electrically connected device is not limited thereto.

When the upper body 120 is coupled to the lower body 110 , the second sensor 180 may be inserted into the space 137b provided by the sensor accommodating part 137 . When the mount 130 is coupled to the lower body 110 , the second sensor 180 may be inserted upwardly from the lower side of the sensor accommodating space 137b. The second sensor 180 may face the sensing hole 137a inside the sensor accommodating part 137 . The second sensor 180 may be disposed to face the cartridge inlet 224 (refer to FIG. 15) from the inside of the sensor accommodating part 137. The second sensor 180 may detect a flow of air flowing around the sensing hole 137a.

Referring to FIG. 30 , the aforementioned stick 400 may include a medium 410 . The stick 400 may include a cooling unit 420 . The stick 400 may include a filter unit 430 . The cooling unit 420 may be disposed between the medium unit 410 and the filter unit 430 . The stick 400 may include a wrapper 440 . The wrapper 440 may wrap the medium 410 . The wrapper 440 may wrap the cooling unit 420 . The wrapper 440 may wrap the filter unit 430 . The stick 400 may have a cylindrical shape.

The medium portion 410 may include a medium 411 . The medium portion 410 may include a first medium cover 413 . The medium portion 410 may include a second medium cover 415 . The medium 411 may be disposed between the first medium cover 413 and the second medium cover 415 . The first medium cover 413 may be disposed at one end of the stick 400 . The length of the medium portion 410 may be 24 mm.

The medium 411 may include materials of various components. Substances included in the medium may be flavor substances of various components. The medium 411 may be composed of a plurality of granules. Each of the plurality of granules may have a size of 0.4 mm to 1.12 mm. The medium 411 may be filled with about 70% of the granules therein. The length L2 of the medium 411 may be 10 mm. The first medium cover 413 may be made of an acetate material. The second medium cover 415 may be made of an acetate material. The first medium cover 413 may be made of a paper material. The second medium cover 415 may be made of a paper material. At least one of the first media cover 413 and the second media cover 415 may be made of a paper material and gathered in a wrinkled shape to form a plurality of gaps for air to flow therebetween. The gap may be smaller than the size of each granule of the medium 411 . The length L1 of the first medium cover 413 may be shorter than the length L2 of the medium 411 . The length L3 of the second medium cover 413 may be shorter than the length L2 of the medium 411 . The length L1 of the first medium cover 413 may be 7 mm. The length L2 of the second medium cover 413 may be 7 mm.

Accordingly, each granule of the medium 411 may not be separated from the medium portion 410 and the stick 400 .

The cooling unit 420 may have a cylindrical shape. The cooling unit 420 may have a hollow shape. The cooling unit 420 may be disposed between the medium unit 410 and the filter unit 430 . The cooling unit 420 may be disposed between the second medium unit 415 and the filter unit 430 . The cooling unit 420 may be formed in a tubular shape surrounding the internal cooling path 424 . The cooling unit 420 may be thicker than the wrapper 440 . The cooling unit 420 may be made of a thicker paper material than the wrapper 440 . The length L4 of the cooling unit 420 may be the same as or similar to the length L2 of the medium 411 . The length L4 of the cooling unit 420 and the cooling path 424 may be 10 mm. When the stick 400 is inserted into the aerosol generating device (see FIG. 3 ), at least a portion of the cooling unit 420 may be exposed to the outside of the aerosol generating device.

Accordingly, the cooling unit 420 supports the medium unit 410 and the filter unit 430 , and it is possible to secure the rigidity of the stick 400 . In addition, the cooling unit 420 may support the wrapper 440 between the medium unit 410 and the filter unit 430 and secure a portion to which the wrapper 440 may be adhered. In addition, the heated air and aerosol may be cooled while passing through the cooling path 424 inside the cooling unit 420 .

The filter unit 430 may be formed of an acetate filter. The filter unit 430 may be disposed at the other end of the stick 400 . When the stick 400 is inserted into the aerosol generating device (see FIG. 3 ), the filter unit 430 may be exposed to the outside of the aerosol generating device. The user may inhale the air while holding the filter unit 430 in the mouth. The length L5 of the filter unit 430 may be 14 mm.

The wrapper 440 may surround or surround the medium unit 410 , the cooling unit 420 , and the filter unit 430 . The wrapper 440 may constitute the outer shape of the stick 400 . The wrapper 440 may be made of a paper material. The adhesive portion 441 may be formed on one edge of the wrapper 440 . The wrapper 440 surrounds the medium part 410 , the cooling part 420 , and the filter part 430 , and the adhesive part 441 formed on one edge and the other edge may be bonded to each other. The wrapper 440 surrounding the medium unit 410 , the cooling unit 420 , and the filter unit 430 may not cover one end and the other end of the stick 400 .

Accordingly, the wrapper 440 may fix the medium unit 410 , the cooling unit 420 , and the filter unit 430 , and may prevent separation from the stick 400 .

The first thin film 443 may be disposed at a position corresponding to the first medium cover 413 . The first thin film 443 may be disposed between the wrapper 440 and the first medium cover 413 or disposed outside the wrapper 440 . The first thin film 443 may surround the first medium cover 413 . The first thin film 443 may be made of a metal material. The first thin film 443 may be made of an aluminum material. The first thin film 443 may be closely adhered to or coated with the wrapper 440 .

The second thin film 445 may be disposed at a position corresponding to the second medium cover 415 . The second thin film 445 may be disposed between the wrapper 440 and the second medium cover 415 or disposed outside the wrapper 440 . The second thin film 445 may be made of a metal material. The second thin film 445 may be made of an aluminum material. The second thin film 445 may be closely adhered to or coated with the wrapper 440 .

Accordingly, when a capacitance sensor for recognizing a stick is installed inside the aerosol generating device, the capacitance sensor may detect whether the stick 400 is inserted into the aerosol generating device.

1 to 30 , an aerosol generating device according to an aspect of the present disclosure includes a body 100; a cartridge 200 coupled to the body 100 and storing a liquid; And, it is located between the cartridge 200 and the body 100, and includes a PCB assembly 150 coupled to the body 100, the PCB assembly 150 includes: a PCB (151); at least one light source 153 mounted on the PCB; In addition, the PCB 151 may include a first sensor 154 mounted in a region avoiding the at least one light source 153 .

According to another (another) aspect of the present disclosure, the body 100 includes a lower body 110; and an upper body 120 disposed on an upper side of the lower body 110, wherein the upper body 120 is extended to face one side wall of the cartridge 200, and the PCB assembly ( It may include a column 140 for accommodating 150 .

According to another aspect of the present disclosure, a window 170 coupled to the column 140 , covering the PCB assembly 150 , and transmitting light may be further included.

According to another aspect of the present disclosure, one surface 171a of the window 170 may support one side wall of the cartridge 200 .

According to another aspect of the present disclosure, the cartridge 200 provides a first chamber C1 for storing a liquid, and includes an insertion space 214 that is partitioned from the first chamber C1. and one surface 171a of the window 170 may have a rounded shape to surround the outside of the periphery of the insertion space 214 .

According to another aspect of the present disclosure, at least one groove 174 in which the light source 153 is accommodated may be formed on the other surface 171b of the window 170 .

According to another (another) aspect of the present disclosure, the column 140 protrudes inwardly of the column 140 to form an edge, and a flange to which an edge of the other surface 171b of the window 170 is attached. (145).

According to another aspect of the present disclosure, the PCB 151 has a plurality of through holes 151a formed therein, and the window 170 protrudes from the other surface 171b of the window 170 . , may include a plurality of through-protrusions 172a penetrating the through-holes 151a.

According to another aspect of the present disclosure, the PCB assembly 150 may extend long along the column 140 .

According to another aspect of the present disclosure, one end of the PCB assembly 150 is exposed to the lower side of the upper body 120 , and the device inside the PCB assembly 150 and the lower body 110 . can be electrically connected.

According to another aspect of the present disclosure, the cartridge 200 provides a first chamber C1 for storing a liquid, and includes an insertion space 214 that is partitioned from the first chamber C1. and the first sensor 154 faces the insertion space 214 , and the light source 153 is provided in plurality, and may be disposed on both sides with the first sensor 154 interposed therebetween. .

According to another aspect of the present disclosure, a plate 160 attached to the PCB assembly 150 may further include a plate 160 covering an area avoiding the at least one light source 153 .

According to another aspect of the present disclosure, the first sensor 154 detects a change in electromagnetic characteristics of an adjacent object, and the plate 160 may transmit electromagnetic waves.

According to another (another) aspect of the present disclosure, the body 100 includes a lower body 110; and an upper body disposed on the upper side of the lower body 110, to which the cartridge 200 is coupled (including 1200, the upper body 120 is coupled to the lower body 110, the cartridge It provides a space 134 into which the lower portion of the 200 is inserted, and may include a mount 130 surrounding the lower portion of the cartridge 200 .

According to another aspect of the present disclosure, the cartridge 200 may be detachably fastened to the mount 130 in a snap-fit manner.

According to another (another) aspect of the present disclosure, the upper body 120 extends upward from one side of the mount 130 to face one side wall of the cartridge 200, and the PCB assembly ( It may include a column 140 for accommodating 150 .

According to another (another) aspect of the present disclosure, the cartridge 200 includes a cartridge inlet 224 formed by opening one side of the cartridge 200, and in the upper portion of the lower body 110, the Installed adjacent to the cartridge inlet 224, and further comprising a second sensor 180 for detecting the flow of air passing through the cartridge inlet 224, the mount 130, the mount 130 of The lower portion of the one side wall may include a sensor accommodating part 137 that is opened to provide a space 137b into which the second sensor 180 is inserted.

Any or other embodiments of the present disclosure described above are not mutually exclusive or distinct. Certain embodiments or other embodiments of the disclosure described above are not mutually exclusive or distinct from each other. Any or all elements of the embodiments of the disclosure described above may be combined with another or combined with each other in configuration or function).

For example, it means that configuration A described in a specific embodiment and/or drawings may be combined with configuration B described in other embodiments and/or drawings. That is, even if the combination between the configurations is not directly described, it means that the combination is possible except for the case that the combination is impossible (For example, a configuration "A" described in one embodiment of the disclosure and the drawings). and a configuration "B" described in another embodiment of the disclosure and the drawings may be combined with each other. Namely, although the combination between the configurations is not directly described, the combination is possible except in the case where it is described that the combination is impossible).

The above detailed description should not be construed as restrictive in all respects and should be considered as illustrative. The scope of the present invention should be determined by rational interpretation of the appended claims, and all modifications within the equivalent scope of the present invention are included in the scope of the present invention (although embodiments have been described with reference to a number of illustrative embodiments) thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope of the principles of this disclosure. arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims.

Claims (17)

body;
a cartridge coupled to the body and storing a liquid; and,
and a PCB assembly positioned between the cartridge and the body and coupled to the body,
The PCB assembly is:
PCB;
at least one light source mounted on the PCB; and,
and a first sensor mounted in an area of said PCB avoiding said at least one light source. The method of claim 1,
The body is
lower body; and
Including an upper body disposed on the upper side of the lower body,
The upper body,
An aerosol generating device including a column extending long to face one side wall of the cartridge and accommodating the PCB assembly therein. 3. The method of claim 2,
An aerosol generating device coupled to the column, covering the PCB assembly, and further comprising a window transmitting light. 4. The method of claim 3,
One side of the window is
An aerosol generating device for supporting one side wall of the cartridge. 4. The method of claim 3,
The cartridge is
It provides a first chamber for storing a liquid, and having an insertion space partitioned from the first chamber,
One side of the window is
An aerosol generating device having a rounded shape to surround the outside of the perimeter of the insertion space. 4. The method of claim 3,
The other surface of the window is
An aerosol generating device having at least one groove in which the light source is accommodated. 4. The method of claim 3,
The column is
An aerosol generating device including a flange to which an edge of the other surface of the window is attached, protruding to the inside of the column to form a rim. 4. The method of claim 3,
The PCB is
A plurality of through-holes are formed,
The window is
An aerosol generating device protruding from the other surface of the window and including a plurality of through-protrusions penetrating the through-hole. 3. The method of claim 2,
The PCB assembly is
An aerosol generating device elongated along the column. 10. The method of claim 9,
One end of the PCB assembly,
An aerosol generating device exposed to a lower side of the upper body and electrically connecting the PCB assembly and a device inside the lower body. The method of claim 1,
The cartridge is
It provides a first chamber for storing a liquid, and having an insertion space partitioned from the first chamber,
The first sensor is
facing the insertion space,
The light source is
Provided in plurality, an aerosol generating device disposed on both sides with the first sensor interposed therebetween. The method of claim 1,
and a plate attached to the PCB assembly and covering an area avoiding the at least one light source. 13. The method of claim 12,
The first sensor is
Detect changes in electromagnetic properties of adjacent objects,
The plate is
An aerosol generator that transmits electromagnetic waves. The method of claim 1,
The body is
lower body; and
It is disposed on the upper side of the lower body, including an upper body to which the cartridge is coupled,
The upper body,
An aerosol generating device coupled to the lower body, providing a space into which the lower portion of the cartridge is inserted, and a mount surrounding the lower portion of the cartridge. 15. The method of claim 14,
The cartridge is
An aerosol generating device that is detachably fastened to the mount in a snap-fit method. 15. The method of claim 14,
The upper body,
An aerosol generating device including a column extending upwardly from one side of the mount to face one side wall of the cartridge and accommodating the PCB assembly therein. 15. The method of claim 14,
The cartridge is
and a cartridge inlet formed by opening one side of the cartridge,
In the upper portion of the lower body, installed adjacent to the cartridge inlet, further comprising a second sensor for detecting the flow of air passing through the cartridge inlet,
The mount is
An aerosol generating device comprising a sensor accommodating part in which a lower portion of one side wall of the mount is opened to provide a space in which the second sensor is inserted.

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