KR20220148608A - Cartridges and device for generating aerosol including the same - Google Patents

Abstract

Disclosed is a device for generating aerosol. According to the present disclosure, a cartridge comprises: a first container providing a first chamber storing a liquid; a second container coupled to the first container and providing a second chamber; a wick installed in the second chamber and connected to the first chamber; a heater heating the wick; a cartridge inlet formed by opening an outer wall of the second container; a connection passage partitioned from the second chamber inside the second container and connecting the cartridge inlet and the second chamber; and a blocking wall formed in the connection passage. In addition, the cartridge inlet may face the blocking wall. Accordingly, efficiency of gas flow can be improved.

Description

CARTRIDGES AND DEVICE FOR GENERATING AEROSOL INCLUDING THE SAME

The present disclosure relates to cartridges and aerosol generating devices.

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 a cartridge capable of improving the efficiency of gas flow and an aerosol generating device including the same.

Another object may be to provide an aerosol generating device capable of preventing failure of a sensor for detecting the flow of air.

Another object may be to provide a cartridge capable of preventing the stored liquid from leaking and an aerosol generating device including the same.

Another object may be to provide a cartridge capable of improving the efficiency of a liquid storage space and an aerosol generating device including the same.

According to an aspect of the present disclosure for achieving the above object, a first container for providing a first chamber for storing a liquid; a second container coupled to the first container and providing a second chamber; a wick installed in the second chamber and connected to the first chamber; a heater for heating the wick; a cartridge inlet formed by opening the outer wall of the second container; a connection passage partitioned from the second chamber inside the second container and connecting the cartridge inlet and the second chamber; and a blocking wall formed in the connection passage, wherein the cartridge inlet provides a cartridge facing the blocking wall.

According to at least one of the embodiments of the present disclosure, a cartridge capable of improving the efficiency of gas flow and an aerosol generating device including the same may be provided.

According to at least one of the embodiments of the present disclosure, an aerosol generating device capable of preventing a failure of a sensor for detecting a flow of air may be provided.

According to at least one of the embodiments of the present disclosure, a cartridge capable of preventing the stored liquid from leaking and an aerosol generating device including the same may be provided.

According to at least one of the embodiments of the present disclosure, a cartridge capable of improving the efficiency of a liquid storage space and an aerosol generating device including the same 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 46 are views showing 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 wall 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 wall 141 of the column 140 may extend from the inner surface 131 of the mount 130 to be integrally formed. The outer wall 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 wall 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 wall 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 wall 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 of the plurality of first coupling protrusions 132a may be formed to protrude outward from the outer wall 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 wall 142 of the column 140 . The second coupling protrusion 132b may have a shape elongated along the circumference of the outer wall 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 the top 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 constitute an external 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 sidewall 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 accommodating part 231 may be called a case part 231 .

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 . The lower case 230 may wrap one side of 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 . 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 wall 141 of the column 140 may have an outwardly concave shape. 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 wall 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 wall 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 wall 141 of the column 140 . The flange 145 may protrude inward from the inner wall 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 or 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 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 . The sensor accommodating part 137 may surround the second sensor 180 . 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 sensing hole 137a formed by opening the sensor accommodating part 137 may be opened toward the cartridge 200 . 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.

30 to 32 , the cartridge 200 may include at least one of a first container 210 , a second container 220 , a wick 261 , and a heater 262 . The cartridge 200 may include a sealing member 250 .

The first container 210 may be formed in a hollow shape. The outer wall 211 of the first container 210 may surround the inner space. The first container 210 may provide a first chamber C1 for storing a liquid therein. One side or the lower side of the first chamber C1 may be opened. The first container 210 may include an insertion space 214 into which the stick 400 can be inserted. The first chamber C1 and the stick 400 may be partitioned from each other inside the first container 210 . The insertion space 214 has both ends open and may have an elongated shape. The insertion space 214 may extend vertically and may have an upper end and an open lower end. The circumference of the insertion space 214 may extend in the circumferential direction. The insertion space 214 may have a cylindrical shape.

The inner wall 212 of the first container 210 is positioned inside the first container 210 and may separate a space inside the first container 210 . The inner wall 212 of the first container 210 partitions the first chamber C1 on one side of the space surrounded by the outer wall 211 of the first container 210 and partitions the insertion space 214 on the other side. can do. The inner wall 212 of the first container 210 may extend in the circumferential direction to surround at least a portion of the circumference of the insertion space 214 .

Accordingly, the efficiency of the space for storing the liquid may be improved, and the user's convenience for the suction operation may be improved.

The second container 220 may be coupled to the first container 210 . The second container 220 may be coupled to one side or a lower side of the first container 210 . The second container 220 may block one open side of the first chamber C1 . The second container 220 may provide a second chamber C2 communicating with the insertion space 214 therein. The wick 261 may be installed inside the second container 220 .

The cartridge inlet 224 may communicate with the second chamber C2 and the outside 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 be formed in the sidewall 221 of the second container 220 . The cartridge inlet 224 may be opened toward the side direction. The cartridge inlet 224 may be formed at a position higher than the bottom 222 of the second container 220 .

Accordingly, it is possible to prevent the droplets present in the connection passage 2314 from leaking to the outside of the cartridge 200 through the cartridge inlet 224 .

The second container 220 may include at least one of the lower case 230 and the frame 240 . The lower case 230 may constitute an external shape of the second container 220 . The lower case 230 may be disposed below the first container 210 . The lower case 230 may be coupled to the first container 210 . The lower case 230 may be coupled to the outer wall 211 of the first container 210 . The circumference of the lower case 230 may be combined with the circumference of the first container 210 . The cartridge inlet 224 may be formed by opening the outer wall of the lower case 230 . The cartridge inlet 224 may be formed in the sidewall 2311 of the lower case 230 . The cartridge inlet 224 may be formed at a position higher than the bottom 2312 of the lower case 230 . The lower case 230 may provide an accommodating space 2310 therein. The lower case 230 may accommodate at least a portion of the frame 240 in the accommodation space 2310 . The lower case 230 may support the frame 240 .

The lower case 230 may include a receiving part 231 . The accommodating part 231 may provide an accommodating space 2310 therein. The accommodating space 2310 may be formed by opening the accommodating part 231 upward. The accommodating part 231 may surround the side and the lower part of the accommodating space 2310 . The sidewall 2311 of the receiving part 231 may surround the side of the receiving space 2310 . The bottom 2312 of the accommodating part 231 may cover the lower part of the accommodating space 2310 . The second chamber C2 may be formed at a position where the accommodation space 2310 is formed. The accommodating part 231 may surround a part of the second chamber C2 .

The cartridge inlet 224 may be formed by opening one side of the receiving portion 231 . The cartridge inlet 224 may be formed by opening the outer wall of the receiving portion 231 . The cartridge inlet 224 may be formed on one sidewall 2311 of the receiving portion 231 . The cartridge inlet 224 may be adjacent to the lower side of the extension 232 . The cartridge inlet 224 may be formed at a position higher than the bottom 2312 of the receiving portion 231 .

The accommodating part 231 may provide a connection passage 2314 therein. The connection passage 2314 may communicate with the cartridge inlet 224 . The connection passage 2314 may be formed between the accommodating part 231 and the frame 240 . The connection passage 2314 may be surrounded by the accommodating part 231 and the frame 240 . The connection passage 2314 may be located between the cartridge inlet 224 and the chamber inlet 2424 . The connection passage 2314 may connect the cartridge inlet 224 and the chamber inlet 2424 .

The blocking wall 2317 may be formed on the connection passage 2314 . The blocking wall 2317 may be formed to protrude upward from the bottom of the connection passage 2314 . Blocking Wall 2317 The blocking wall 2317 may be formed to protrude upward from the bottom 2312 of the accommodating part 231 or the bottom of the frame 240 . The connection passage 2314 may surround the blocking wall 2317 . The blocking wall 2317 may be disposed between the cartridge inlet 224 and the chamber inlet 2424 . The blocking wall 2317 may be disposed between one sidewall 2311 of the accommodating part 231 and one sidewall 2421 of the second frame part 242 . The blocking wall 2317 may be formed in parallel with one sidewall 2311 of the receiving part 231 . The blocking wall 2317 may face one side wall 2311 of the receiving part 231 . The blocking wall 2317 may be formed in parallel with one sidewall 2421 of the second frame part 242 . The blocking wall 2317 may face one sidewall 2421 of the second frame part 242 . The blocking wall 2317 may extend higher than the height of the cartridge inlet 224 and/or the chamber inlet 2424 . The blocking wall 2317 may extend lower than the height of the extension 232 and/or the bottom 2411 . The blocking wall 2317 may extend long in a direction crossing the cartridge inlet 224 and/or the chamber inlet 2424 in an open direction. The cartridge inlet 224 may face the blocking wall 2317 . The chamber inlet 2424 may face the blocking wall 2317 .

Accordingly, it is possible to prevent the droplets generated in the second chamber C2 from leaking to the outside of the cartridge 200 through the cartridge inlet 224 .

The lower case 230 may include an extension part 232 extending outwardly from the receiving part 231 . The extension part 232 may extend outwardly from an upper end of one side of the receiving part 231 . The extension portion 232 may extend outwardly from the sidewall 2311 of the receiving portion 231 in which the cartridge inlet 224 is formed. The extension 232 may be located below the first chamber C1 . The extension part 232 may support the first frame part 241 .

The lower case 230 may include a peripheral portion 2322 coupled to the circumference of the first container 210 . The peripheral portion 2322 may extend from the upper end of the lower case 230 along the circumference of the lower case 230 . The peripheral portion 2322 may extend along the circumference of the receiving portion 231 and the extension portion 232 . The peripheral portion 2322 may have a continuous band shape. The peripheral portion 2322 may have a shape protruding upward from the periphery of the lower case 230 . The peripheral portion 2322 may be coupled to a lower end of the outer wall 211 of the first container 210 . The lower end of the outer wall 211 of the first container 210 may be depressed upward, and the peripheral portion 2322 may be inserted thereinto. The peripheral portion 2322 and the outer wall 211 of the first container 210 may be attached to each other 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 frame 240 may be disposed between the lower case 230 and the first container 210 . At least a portion of the frame 240 may be accommodated in the accommodation space 2310 . The frame 240 may be coupled to the lower case 230 in the accommodating space 2310 . The frame 240 may block the open side or the lower side of the first chamber C1 . The frame 240 may constitute the bottom of the first chamber C1 . The frame 240 may partition the inside of the lower case 230 to provide the second chamber C2 . The frame 240 may surround at least a portion of the second chamber C2 . The second chamber C2 may be surrounded by the frame 240 and the outer wall of the accommodating part 231 . The second chamber C2 may be formed below the insertion space 214 . The second chamber C2 may communicate with the lower end of the insertion space 214 . The chamber inlet 2424 may be formed by opening one side of the frame 240 . The chamber inlet 2424 may communicate with the second chamber C2.

The frame 240 may include a first frame part 241 constituting the bottom of the first chamber C1 . The first frame part 241 may block one open side of the first chamber C1 . The frame 240 may include a second frame part 242 that partitions the inside of the lower case 230 to provide a second chamber C2 . The second frame part 242 may be accommodated in the lower case 230 . The second frame part 242 may be connected to the first frame part 241 . The second frame part 242 may surround at least a portion of the second chamber C2 .

The second frame part 242 may be accommodated in the accommodation space 2310 . The sidewall 2421 of the second frame part 242 may surround at least a portion of the side part of the second chamber C2 . The bottom 2422 of the second frame part 242 may constitute the bottom of the second chamber C2 . The accommodating part 231 may support the second frame part 242 . The bottom 2312 of the accommodating part 231 may support the bottom 2422 of the second frame part 242 . The chamber inlet 2424 may be formed by opening the sidewall 2421 of the second frame part 242 . The chamber inlet 2424 may be opened toward the side. The chamber inlet 2424 may be formed at a position higher than the bottom of the second chamber C2 or the bottom 2422 of the second frame part 242 .

Accordingly, it is possible to prevent the droplets generated in the second chamber C2 from leaking to the outside of the second chamber C2 through the chamber inlet 2424 .

The first frame part 241 may have a shape extending outwardly from one side of the second frame part 242 . The first frame part 241 may extend in a direction in which the extension part 232 extends from the upper portion of the accommodation space 2310 . The first frame part 241 may cover a portion of the upper side of the lower case 230 . The lower case 230 may support one surface of the first frame part 241 .

The bottom part 2411 of the first frame part 241 may constitute the bottom of the first chamber C1 . A bottom portion 2411 of the first frame portion 241 may extend outwardly from an upper portion of a sidewall 2421 of one side of the second frame portion 242 . The bottom part 2411 of the first frame part 241 may extend in a direction in which the extension part 232 is formed. The bottom part 2411 of the first frame part 241 may cover the extension part 232 and the upper side of the connection passage 2314 . The bottom part 2411 of the first frame part 241 may be supported by the extension part 232 .

The sidewall 2412 of the first frame part 241 may extend from one side of the periphery of the bottom 2422 of the second frame part 242 along the perimeter of the bottom part 2411 of the first frame part 241. have. The sidewall 2412 of the first frame part 241 may include a band shape extending along the edge of the bottom part 2411 of the first frame part 241 . The sidewall 2412 of the first frame part 241 may protrude upward from the edge of the bottom part 2411 . A portion of the sidewall 2412 of the first frame part 241 adjacent to the second frame part 242 may be accommodated in the accommodation space 2310 . The sidewall 2311 of the accommodating part 231 may support a portion of the sidewall 2412 of the first frame part 241 adjacent to the second frame part 242 .

The side wall 2311 and the bottom 2312 of the receiving part 231 may surround one side of the connection passage 2314 . The bottom portion 2411 of the first frame portion 241 and the sidewall 2421 of the second frame portion 242 may surround the other side of the connection passage 2314 . The rounding surface 2418 may extend between the first frame part 241 and the second frame part 242 to be round. The rounding surface 2418 may face one side of the connection passage 2314 . The rounding surface 2418 may extend from the first frame part 241 toward the chamber inlet 2424 in a round manner. The rounding surface 2418 may extend from the bottom part 2411 of the first frame part 241 toward the sidewall 2421 of the second frame part 242 in a round manner. The rounding surface 2418 may be located above the connection passage 2314 . The rounding surface 2418 may be spaced upwardly from the blocking wall 2317 . A portion of the connection passage 2314 may be positioned between the rounding surface 2418 and the blocking wall 2317 .

The hook 2415 may be formed in the first frame part 241 . The hook 2415 may be formed adjacent to the periphery of the first frame part 241 . The hook 2415 may protrude upward from the bottom part 2411 of the first frame part 241 and may have an outwardly bent shape. The hook 2415 may be positioned adjacent to or in contact with the sidewall 2412 of the first frame part 241 . The end of the hook 2415 is bent outward, and may be disposed above the sidewall 2412 of the first frame part 241 . A plurality of hooks 2415 may be provided. The plurality of hooks 2415 may be arranged along the circumference of the first frame part 241 . Three hooks 2415 may be provided. The sealing member 250 may be fastened to the hook 2415 .

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 the liquid stored in the first chamber C1 from the first chamber C1 . The heater 262 may be installed in the second chamber C2 . The heater 262 may heat the wick 261 . The heater 262 may wind the wick 261 . The heater 262 may generate an aerosol in the second chamber C2 by heating the wick 261 provided with the liquid. The wick 261 may be fixed to the second frame part 242 . The wick insertion groove 2426 may be formed by recessing the side wall 2421 of the second frame part 242 downward. The wick insertion groove 2426 may be formed as a pair on both sides. Both ends of the wick 261 may be respectively inserted into the wick insertion grooves 2426 on both sides to be fixed.

Air may be introduced into the cartridge 200 through the cartridge inlet (224). The air introduced through the cartridge inlet 224 may sequentially pass through the connection passage 2314 , the chamber inlet 2424 , the second chamber C2 and the insertion space 214 . Air passing through the connection passage 2314 may flow along the rounding surface 2418 between the blocking wall 2317 and the rounding surface 2418 to be introduced into the chamber inlet 2424 . Air passing through the second chamber (C2) may flow along with the aerosol generated in the second chamber (C2).

Accordingly, it is possible to reduce the loss of air flow in the connection passage 2314 .

In addition, the aerosol may be provided to the insertion space 214 and/or the stick 400 inserted into the insertion space 214 .

The sealing member 250 may be disposed between the first container 210 and the second container 220 . The sealing member 250 may be disposed between the first chamber C1 having one open side and the second container 220 blocking the open side of the first chamber C1 . The sealing member 250 may be disposed or inserted between the first chamber C1 and the frame 240 . The sealing member 250 may surround a lower edge of the first chamber C1 . The sealing member 250 may be in close contact with the first container 210 and the frame 240 . A portion of the sealing member 250 may be in close contact with the second container 220 . The sealing member 250 may have a continuous band shape.

Accordingly, it is possible to prevent the liquid stored in the first chamber C1 from leaking into the gap formed at the coupling portion between the members defining the first chamber C1.

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 be disposed or inserted between the outer wall 211 of the first container 210 and the first frame part 241 . The first sealing part 251 may extend along the outer wall 211 of the first container 210 . The first sealing part 251 may be in close contact with the outer wall 211 of the first container 210 and the sidewall 2411 of the first frame part 241 . The first sealing part 251 may be fastened to the hook 2415 formed in the first frame part 241 . The plurality of hooks 2415 may be arranged along the circumference of the first sealing part 251 . At least a portion of the first sealing part 251 may be inserted between the end of the hook 2415 and the side wall 2412 of the first frame part 241 to be in close contact with each other.

The second sealing part 252 may be connected to the first sealing part 251 . The second sealing part 252 may be disposed between the inner wall 212 of the first container 210 and the second frame part 242 . The second sealing part 252 may be disposed between the first chamber C1 and the second chamber C2 . 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 inner wall 212 of the first container 210 and the upper end of the second frame part 242 . The inner wall 212 of the first container 210 may press the upper portion of the second sealing part 252 toward the second frame part 242 . A portion of the second sealing part 252 may be inserted into the second frame part 242 .

33 and 34 , the frame 240 may be coupled to the inside of the lower case 230 . The frame 240 may be fastened to the lower case 230 in a snap-fit manner in the accommodating space 2310 of the lower case 230 . The frame 240 and the lower case 230 may be coupled non-separably.

The sidewall 2311 of the receiving part 231 may surround the side of the receiving space 2310 . The fastening groove 2315 may be formed by being depressed outwardly from the inner surface of the side wall 2311 of the accommodating part 231 facing the accommodating space 2310 . A plurality of fastening grooves 2315 may be formed. The plurality of fastening grooves 2315 may be formed on both sides of the sidewall 2311 of the receiving part 231 . The fastening groove 2315 may extend obliquely outwardly from the lower part toward the upper part. The upper end of the fastening groove 2315 may be horizontal without being inclined.

The sidewall 2421 of the second frame part 242 may surround at least a portion of the side part of the second chamber C2 . The bottom 2422 of the second frame part 242 may constitute the bottom of the second chamber C2 . The sidewall 2421 of the second frame part 242 may extend upwardly from the bottom 2422 of the second frame part 242 . The sidewall 2421 of the second frame part 242 may be connected to the sidewall 2412 of the first frame part 241 .

The fastening protrusion 2425 may be formed on the sidewall 2421 of the second frame part 242 and/or the sidewall 2412 of the first frame part 241 inserted into the accommodation space 2310 . The fastening protrusion 2425 may be formed at a position corresponding to the fastening groove 2315 of the receiving part 231 . A plurality of fastening protrusions 2425 may be formed. The plurality of fastening protrusions 2425 may be formed on both sides of the frame 240 . The fastening protrusion 2425 may have a shape corresponding to the fastening groove 2315 . The fastening protrusion 2425 may extend obliquely outwardly from the lower part toward the upper part. The upper end of the fastening protrusion 2425 may be horizontal without being inclined. The fastening protrusion 2425 may be inserted or fastened to the fastening groove 2315 .

When the frame 240 is fastened to the lower case 230 , the bottom part 2321 of the extension part 232 may support the bottom part 2411 of the first frame part 241 . When the frame 240 is fastened to the lower case 230 , the bottom 2312 of the accommodating part 231 may support the bottom 2422 of the second frame part 242 . The fastening groove 2315 of the lower case 230 may support the fastening protrusion 2425 of the frame 240 .

Accordingly, the lower case 230 and the frame 240 may be fastened to each other and fixed.

In the periphery of the first chamber C1 , the peripheral portion 2322 of the lower case 230 may have a shape corresponding to the sidewall 2412 of the first frame portion 241 . In the periphery of the first chamber C1 , the peripheral portion 2322 of the lower case 230 and the sidewall 2412 of the first frame portion 241 may have a continuous band shape. In the periphery of the first chamber C1 , a gap may be formed between the peripheral portion 2322 of the lower case 230 and the sidewall 2412 of the first frame portion 241 . The bottom portion 2321 of the extension portion 232 may face a gap formed between the peripheral portion 2322 of the lower case 230 and the sidewall 2412 of the first frame portion 241 .

Referring to FIG. 35 , the first frame part 241 may include an inclined part 2416 inclined downward toward the wick 261 . The inclined portion 2416 may be inclined downward from the first chamber C1. It may extend obliquely downward from the bottom part 2411 of the first frame part 241 . The inclined portion 2416 may be formed to be inclined from the bottom of the first chamber C1 toward the second chamber C2 . The inclined portion 2416 may constitute a part of the bottom of the first chamber C1 . An end of the wick 261 may be located at an end of the inclined portion 2416 and may be connected to the first chamber C1. The inclination of the inclined portion 2416 may gradually become gentler toward the end of the bottom portion 2411 and/or the wick 261 .

The inclined portion 2416 may be provided as a pair. The pair of inclined portions 2416 may be located on both sides of the second frame portion 242 that partitions the second chamber C2 . The center of the wick 261 is disposed in the second chamber C2, and both ends of the wick 261 are located at each end of the pair of inclined portions 2416, and can be connected to the first chamber C1. have. The inclined part 2416 may be positioned between the sidewall 2412 of the first frame part 241 and the sidewall 2421 of the second frame part 242 .

Accordingly, the liquid stored in the first chamber C1 may be easily supplied to the wick 261 .

In addition, the remaining amount of liquid may be supplied to the wick 261 without remaining in the first chamber C1 .

36 to 38 , the sealing member 250 may be coupled to the upper side of the second container 220 . The sealing member 250 may be in close contact with the edge of the lower case 230 . The sealing member 250 may be in close contact with the edge of the frame 240 . The sealing member 250 may be coupled or fastened to the frame 240 . The sealing member 250 may surround the lower edge of the first chamber C1.

The sealing member 250 may include a first sealing part 251 . The first sealing part 251 may extend along the circumference of the first frame part 241 . The first sealing part 251 may extend along the sidewall 2412 of the first frame part 241 . The first sealing part 251 may be in close contact with the sidewall 2412 of the first frame part 241 from the outside of the sidewall 2412 of the first frame part 241 . The first sealing part 251 may be disposed inside the peripheral part 2322 of the lower case 230 . The first sealing part 251 may be in close contact with the bottom 2321 of the extension part 232 between the peripheral part 2322 of the lower case 230 and the side wall 2412 of the first frame part 241 . can

The inner peripheral surface of the first sealing part 251 may be in close contact with the edge of the first frame part 241 or at least a portion of the side wall 2412 . The inner peripheral surface of the first sealing part 251 may be in close contact with the outer peripheral surface of the side wall 2412 of the first frame part 241 and the upper part of the side wall 2412 of the first frame part 241 .

The first sealing part 251 may include at least one of the first part 2511 and the second part 2512 . The first part 2511 may be in close contact with the side of the edge of the first frame part 241 or the outer peripheral surface of the side wall 2412 . The first part 2511 may be disposed between the outer wall 211 of the first container 210 and the side of the edge of the first frame part 241 . The first part 2511 of the sealing part 251 may be disposed between the outer wall 211 of the first container 210 and the side wall 2412 of the first frame part 241 .

The second part 2512 of the first sealing part 251 may be bent from the first part 2511 of the first sealing part 251 to protrude inward. The second part 2512 may be formed by bending inward from the upper portion of the first part 2511 . The second part 2512 may be in close contact with an upper portion of an edge of the first frame portion 241 or an upper portion of the sidewall 2412 .

The first sealing part 251 may include the first unevenness 2515 . The first unevenness 2515 may be formed on the outer peripheral surface of the first sealing part 251 . The first unevenness 2515 may extend along an outer circumferential surface of the first sealing part 251 . At least one first unevenness 2515 may be formed. The plurality of first irregularities 2515 may be arranged vertically. At least one of the plurality of first irregularities 2515 may be formed at a height corresponding to each of the first part 2511 and the second part 2512 of the first sealing part 251 . For example, one of the two first irregularities 2515 may be formed at a height corresponding to the first part 2511 , and the other may be formed at a height corresponding to the second part 2512 . .

The first sealing part 251 may be fastened to the hook 2415 . The plurality of hooks 2415 may be arranged along the circumference of the first frame part 241 to fasten the circumference of the first sealing part 251 . The end of the hook 2415 is bent outward, and may be disposed above the sidewall 2412 of the first frame part 241 . The end of the hook 2415 may be bent outwardly to be in close contact with the upper portion of the periphery of the first sealing part 251 .

The second part 2512 of the first sealing part 251 may be inserted between the end of the hook 2415 and the sidewall 2412 of the first frame part 241 to be in close contact with each other. The end of the hook 2415 may press the upper portion of the second part 2512 .

The sealing member 250 may include a second sealing part 252 . The second sealing part 252 may extend from the first sealing part 251 along the circumference of the second frame part 242 . The second sealing part 252 may extend roundly along the circumference of the upper end of the second chamber C2 . The second sealing part 252 may extend roundly along the circumference of the lower end of the insertion space 214 (see FIG. 41 ). The second sealing part 252 and the first sealing part 251 may be connected to each other to have a continuous shape. The second sealing part 252 may be in close contact with an upper portion of the second frame part 242 . The second sealing unit body 2521 may cover an upper portion of the second frame unit 242 .

The second sealing part 252 may be inserted into the upper part of the second frame part 242 . The second sealing part 252 may include a sealing protrusion 2527 . The sealing protrusion 2527 may protrude downward from the lower part of the second sealing part 252 . The sealing protrusion 2527 may have a round shape extending along the shape of the second sealing part 252 . The sealing protrusion 2527 may be formed to protrude downward from the second sealing part body 2521 .

The sealing protrusion groove 2427 may be formed by being depressed from the upper part of the second frame part 242 to the lower side. The sealing protrusion groove 2427 may be formed in a shape corresponding to the sealing protrusion 2527 . The sealing protrusion groove 2427 may extend in a round shape along the shape of the second sealing part 252 . The sealing protrusion 2527 may be inserted into or in close contact with the sealing protrusion groove 2427 . When the sealing protrusion 2527 is inserted into the sealing protrusion groove 2427 , the second sealing part body 2521 may cover the periphery of the sealing protrusion groove 2427 .

The sidewall 2421 of the second frame part 242 surrounds the side of the second chamber C2 and may be disposed to correspond to the inner wall of the first container 210 (refer to FIG. 42 ). The sealing protrusion groove 2427 may be formed by recessing an upper portion of the sidewall 2421 of the second frame portion 242 . The sealing protrusion groove 2427 may be formed between the first chamber C1 and the second chamber C2 . When the sealing protrusion 2527 is inserted into the sealing protrusion groove 2427 , the second sealing part body 2521 may cover an upper portion of the sidewall 2421 of the second frame part 242 .

The second sealing part 252 may include the second unevenness 2525 . The second unevenness 2525 may be formed on at least one of an inner circumferential surface and an outer circumferential surface of the sealing protrusion 2527 (see FIG. 43 ). It may extend along at least one of an inner peripheral surface and an outer peripheral surface of the sealing protrusion 2527 . At least one second unevenness 2525 may be formed. The plurality of second irregularities 2525 may be arranged vertically. When the sealing protrusion 2427 is in close contact with the sealing protrusion groove 2427 , the second unevenness 2525 may be in close contact with the side of the sealing protrusion groove 2427 .

Accordingly, the sealing member 250 can be stably coupled and fixed without a separate adhesive member.

The second sealing part 252 may include at least one of a lower support surface 2522 and a side support surface 2523 . The lower support surface 2522 and the side support surface 2523 may be formed by recessing the upper portion of the second sealing part 252 downward. The lower support surface 2522 and the side support surface 2523 may be formed by recessing the second sealing part body 2521 downward. The surface of the lower support surface 2522 may face the upper side. The side of the side support surface 2523 may face the side. The lower support surface 2523 and the side support surface 2523 may extend in the circumferential direction.

The wick holder 2526 may protrude below the second sealing part 252 . The lower end of the wick holder 2526 may be concavely recessed upward in a shape corresponding to the circumference of the wick 261 . The wick holder 2526 may be formed at a position corresponding to the wick insertion groove 2426 . The wick holder 2526 and the wick insertion groove 2426 may be formed as a pair, respectively. The wick holder 2526 may protrude downward from the second sealing part body 2521 .

The second frame part 242 may include a support part 2428 . The support part 2428 may protrude toward the second chamber C2 from the upper end of the sidewall 2421 of the second frame part 242 . The support part 2428 may be adjacent to the wick insertion groove 2426 . The support part 2428 may be disposed above the chamber inlet 2424 (see FIG. 35 ). The support part 2428 may be formed on the upper end of the sidewall 2421 of the second frame part 242 in which the chamber inlet 2424 is formed. The support part 2428 may support the sealing member 250 . The support part 2428 may support the second sealing part 252 . The support part 2428 may support the lower side of the second sealing part body 2521 .

Referring to FIG. 39 , the wick holder 2526 may be inserted into or in close contact with the wick insertion groove 2426 . The wick holder 2526 may press the end of the wick 261 inserted into the wick insertion groove 2426 downward. Each of the pair of wick holder 2526 may press the both ends of the wick 261 inserted into each of the pair of wick insertion grooves 2426 downward. The wick holder 2526 may be in close contact with the wick 261 and the sidewall 2421 of the second frame portion 242 forming the wick insertion groove 2426 .

Accordingly, the wick 261 is stably coupled or fixed, and the liquid supplied to the wick 261 can be prevented from leaking to the periphery of the wick 261 .

Referring to FIG. 40 , the connection space 2417 may connect the first chamber C1 and the second chamber C2 . The connection space 2417 may be formed between the first chamber C1 and the second chamber C2 , or may be formed in the first chamber C1 adjacent to the second chamber C2 . The connection space 2417 may be referred to as a chamber connection space 2417 .

An end of the wick 261 may be disposed in the connection space 2417 . The end of the wick 261 may pass between the wick insertion groove 2426 and the wick holder 2526 and be exposed to the connection space 2417 . The connection space 2417 may be provided as a pair. The pair of connection spaces 2417 may be disposed adjacent to each of both ends of the wick 261 . A pair of connection spaces 2417 may be formed between the first sealing part 251 and the second sealing part 252 . The inclined portion 2416 may be formed below the connection space 2417 . Each of the pair of inclined portions 2416 may be formed below each of the pair of connection spaces 2417 .

41 and 42 , the sidewall 2421 of the second frame part 242 may surround the side of the second chamber C2. The sidewall 2421 of the second frame part 242 may be adjacent to a lower end of the inner wall 212 of the first container 210 .

The lower support surface 2522 and the side support surface 2523 surround the lower edge of the inner wall 212 of the first container 210 and may be in close contact with each other. The lower support surface 2522 may support the lower end surface of the inner wall 212 of the first container 210 . The lower support surface 2522 may extend along the circumference of the inner wall 212 of the first container 210 .

The side support surface 2523 may extend along the circumference of the inner wall 212 of the first container 210 . The side support surface 2523 may support a side surface adjacent to the bottom surface of the inner wall 212 of the first container 210 .

The support 2428 may be disposed below the inner wall 212 of the first container 210 . The support 2428 may be located on an extension of the inner wall 212 of the first container 210 .

The first container 210 may be coupled to the second container 220 . The outer wall 211 of the first container 210 may be coupled to the circumference of the lower case 230 . The lower end of the outer wall 211 of the first container 210 may be depressed upward, and the peripheral portion 2322 may be inserted thereinto. The outer wall 211 of the first container 210 may be attached to the peripheral portion 2322 .

When the first container 210 is coupled to the lower case 230 , the first sealing part 251 may be in close contact with the first frame part 241 and the outer wall 211 of the first container 210 .

When the first container 210 is coupled to the lower case 230 , the inner wall 212 of the first container 210 may press the second sealing part 252 toward the second frame part 242 . When the inner wall 212 of the first container 210 presses the second sealing part 252 , the second sealing part 252 forms the inner wall 212 and the second frame part 242 of the first container 210 . can be adhered to. The second sealing part 252 may transmit the force received from the inner wall 212 of the first container 210 to the first sealing part 251 and the second frame part 242 .

Accordingly, the number of parts to be coupled through the adhesive member can be reduced, the number of parts for coupling between components can be reduced, the internal coupling structure of the cartridge 200 can be simplified, and the manufacturability can be improved.

In addition, the sealing member 250 may be stably coupled or fixed without a separate adhesive member, and may be sealed by being in close contact with the periphery.

Referring to FIG. 43 , a plurality of first irregularities 2515 may be formed on the outer circumferential surface of the first sealing part 251 . When the first container 210 is coupled to the second container 220 , the first unevenness 2515 may be in close contact with the outer wall 211 of the first container 210 .

At least one of the first irregularities 2512 may be formed at a height corresponding to the first part 2511 of the first sealing part 251 . The outer wall 211 of the first container 210 may be in close contact with the first unevenness 2512 formed at a height corresponding to the first part 2511 .

Accordingly, the first sealing part 251 may receive a force inside the outer wall 211 of the first container 210 , and may be completely in close contact with the side of the side wall 2412 of the first frame part 241 . .

At least one of the first irregularities 2515 may be formed at a height corresponding to the second part 2512 of the first sealing part 251 . The outer wall 211 of the first container 210 may be in close contact with the first unevenness 2512 formed at a height corresponding to the second part 2512 .

Accordingly, when the outer wall 211 of the first container 210 is coupled to the lower case 230 , the second part 2512 of the first sealing part 251 receives a force inwardly downward to the first frame part ( The upper portion of the sidewall 2412 of the 241 may be pressed downward.

In addition, the first sealing part 251 may be completely in close contact with the outer wall 211 of the first container 210 and the first frame part 241 to prevent leakage of liquid.

44 and 45 , the cap 300 is coupled to the body 100 and may cover the cartridge 200 . The cap 300 may be detachably coupled to the body 100 . The cap inlet 304a may be formed on one side of the cap 300 . The cap inlet 304a may be formed at the upper end of the cap 300 . The cap inlet 304a may communicate with the outside.

The inflow path P may be formed between the cap 300 and the cartridge 200 . The inflow passage (P) may connect the cap inlet (304a) and the cartridge inlet (224). The inflow passage P may include a passage portion formed between the side of the cap 300 and the side of the cartridge 200 . The inflow path P may extend from the cap inlet 304a along between the side of the cap 300 and the side of the cartridge 200 . The inflow passage P may extend vertically. The inflow passage P may extend from the first chamber C1 adjacent to the cap inlet 304a toward the second chamber C2 between the side of the cap 300 and the side of the cartridge 200 .

The inflow path P may be formed between the sidewall 301 of the cap 300 and the side of the cartridge 200 . The inflow passage P may be formed between the cap body 320 and the side of the cartridge 200 . The inflow passage P may be formed between the outer wall 211 of the first container 210 surrounding the side of the first chamber C1 and the cap 300 .

The inflow passage P may include a first flow passage P1 . The first flow path P1 may be formed between the mount 130 and the cartridge 200 . The first flow path P1 may be formed between the mount 130 and the second container 220 . The first flow path P1 may be formed between the lower case 230 and the sensor accommodating part 137 . The first flow path P1 may be connected to the cartridge inlet 224 . The first flow path P1 may connect the second flow path P2 and the cartridge inlet 224 . The first flow path P1 may be located below the first container 210 and the first chamber C1 .

The first flow path P1 may be formed between the sensor accommodating part 137 and the extension part 232 . In the flow path forming part 2323 (refer to FIG. 37 ), the extended part 232 may be depressed upwardly from the sensor accommodating part 137 to form at least a portion of the first flow path P1 . The flow path forming part 2323 may be formed by recessing the bottom 2321 of the extension part 232 upward from the sensor accommodating part 137 . The extension 232 may be supported by the sensor accommodating part 137 . The flow path forming part 2323 may form a gap between the sensor accommodating part 137 and the extension part 232 .

The first flow path P1 includes a first flow path upper portion P11 formed between the sensor accommodating portion 137 and the extended portion 232 , and a first extending from the first flow path upper portion P11 to the cartridge inlet 224 . It may include a flow path side (P12). The flow path forming part 2323 (refer to FIG. 37 ) may form the first flow path upper part P11. The first flow path side part P12 may be formed between the sensor accommodating part 137 and the side part of the second container 220 . The first flow path side part P12 may be formed between the sensor accommodating part 137 and the case part 231 . The first flow path side portion P12 may be formed between a side portion of the sensor accommodating portion 137 and a side portion of the lower case 230 .

The inflow passage P may include a second passage P2 . The second flow path P2 may be formed between the side of the cap 300 and the side of the first container 210 . The second flow path P2 may be formed between the side of the cap 300 and the side of the first chamber C1 . The second flow path P2 may connect the cap inlet 304a and the first flow path P1. The second flow path P2 may extend from the cap inlet 304a toward the first flow path P1 along between the side of the cap 300 and the side of the first container 210 . The second flow path P2 may extend from the cap inlet 304a toward the first flow path P1 along between the side of the cap 300 and the side of the first chamber C1 . The second flow path P2 may extend vertically.

The second sensor 180 may be accommodated in the sensor accommodating part 137 . The sensor accommodating part 137 may surround the second sensor 180 . The sensor accommodating part 137 may have a sensing hole 137a opened toward the cartridge 200 . The sensing hole 137a may be opened toward the cartridge inlet 224 . The sensing hole 137a may be positioned between the second sensor 180 and the cartridge 200 . The sensing hole 137a may be located between the second sensor 180 and the cartridge inlet 224 . The second sensor 180 may be disposed to face the sensing hole 137a. The second sensor 180 may be disposed to face the cartridge inlet 224 . The second sensor 180 may be disposed adjacent to the cartridge inlet 224 . The second sensor 180 may detect the flow of air passing through the cartridge inlet 224 .

The waterproof film 181 may be disposed between the second sensor 180 and the sensing hole 137a. The waterproof film 181 may be coupled or attached to one side of the second sensor 180 . The waterproof film 181 may be attached to the sensing surface of the second sensor 180 . The waterproof film 181 may be disposed between the second sensor 180 and the cartridge inlet 224 . The waterproof film 181 may be disposed between the second sensor 180 and the first flow path P1 . For example, the waterproof film 181 may be made of a GORE-TEX material. The waterproof film 181 may prevent the liquid from contacting or accumulating aerosol or liquid on the sensing surface of the second sensor 180 .

The connection passage 2314 may be partitioned from the second chamber C2 inside the second container 220 . The frame 240 may divide the interior of the lower case 230 into a second chamber C2 and a connection passage 2314 . The frame 240 may include a chamber inlet 2424 . The chamber inlet 2424 may be formed at a position higher than the bottom of the second chamber C2. The chamber inlet 2424 may be formed by opening the side of the frame 240 . The chamber inlet 2424 may be formed by opening the sidewall 2421 of the second frame part 242 . The chamber inlet 2424 may be opened toward the direction in which the cartridge inlet 224 is opened.

The chamber inlet 2424 may communicate with the second chamber C2 and the connection passage 2314 . The connection passage 2314 may connect the cartridge inlet 224 and the second chamber C2. The connection passage 2314 may connect the cartridge inlet 224 and the chamber inlet 2424 .

The blocking wall 2317 may protrude from the bottom of the connection passage 2314 . The blocking wall 2317 may protrude upward. The blocking wall 2317 may close the lower portion of the connection passage 2314 . The blocking wall 2317 may be disposed between the cartridge inlet 224 and the chamber inlet 2424 . The blocking wall 2317 may extend higher than the height of the cartridge inlet 224 . The blocking wall 2317 may extend higher than the height of the chamber inlet 2424 .

The first frame part 241 may partition the first chamber C1 and the connection passage 2314 . The first frame part 241 may be disposed between the first chamber C1 and the connection passage 2314 . One side of the first frame part 241 may cover an upper side of the connection passage 2314 . The other side of the first frame part 241 may be supported by the extension part 232 .

The second frame part 242 may divide the interior of the lower case 230 into a second chamber C2 and a connection passage 2314 . The second frame part 242 may be disposed between the second chamber C2 and the connection passage 2314 . The sidewall 2421 of the second frame part 242 may cover the side of the connection passage 2314 . The bottom 2422 of the second frame part 242 may be supported by the bottom 2312 of the lower case 230 .

The rounding surface 2418 may be adjacent to the top of the barrier wall 2317 . The rounding surface 2418 may be formed between the first frame part 241 and the second frame part 242 . The rounding surface 2418 may extend from the upper end of the connection passage 2314 toward the chamber inlet 2424 in a round manner.

The cartridge inlet 224 may be formed at a position higher than the bottom of the connection passage 2314 . The cartridge inlet 224 is formed by opening the sidewall 2311 of the case portion 231 , and may be formed at a higher position than the bottom 2312 of the case portion 231 . The cartridge inlet 224 may be opened toward a direction crossing the blocking wall 2317 in the protruding direction. The blocking wall 2317 protrudes upward, and the cartridge inlet 224 may protrude toward the side. The cartridge inlet 224 may face the surface of the blocking wall 2317 . The cartridge inlet 224 may face the sensing hole 137a and the second sensor 180 .

When the user inhales air through the stick 400 , outside air may be introduced into the aerosol generating device through the cap inlet 304a. The air introduced into the cap inlet (304a), after sequentially passing through the second flow path (P2) and the first flow path (P1), may be introduced into the cartridge 200 through the cartridge inlet (224). The second sensor 180 may detect the flow of air passing through the first flow path P1 . The second sensor 180 may detect the flow of air passing through the cartridge inlet 224 .

The air passing through the cartridge inlet 224 may pass through the connection passage 2314 and may be introduced into the interior of the second chamber C2 through the chamber inlet 2424 . Air flowing through the connection passage 2314 may be directed toward the chamber inlet 2424 along the rounding surface 2418 . The air introduced into the second chamber C2 may be supplied to the stick 400 inserted into the insertion space 214 along with the aerosol generated in the second chamber C2 .

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

In addition, it is possible to prevent the aerosol generated inside the cartridge 200 or the liquid inside the cartridge 200 from coming into contact with the sensor 180 , and prevent malfunction of the sensor 180 .

In addition, it is possible to increase the air flow efficiency outside the cartridge 200, it is possible to increase the sensing performance of the sensor 180.

In addition, it is possible to reduce the loss of air flow inside the cartridge 200 .

Referring to FIG. 46 , 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 cover 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 46 , the cartridge 200 according to an aspect of the present disclosure includes a first container 210 that provides a first chamber C1 for storing a liquid; a second container 220 coupled to the first container 210 and providing a second chamber C2; a wick 261 installed in the second chamber C2 and connected to the first chamber C1; a heater 262 for heating the wick 261; a cartridge inlet 224 formed by opening the outer wall of the second container 220; a connection passage 2314 partitioned from the second chamber C2 inside the second container 220 and connecting the cartridge inlet 224 and the second chamber C2; and a blocking wall 2317 formed in the connection passage 2314 , wherein the cartridge inlet 224 may face the blocking wall 2317 .

Also, according to another aspect of the present disclosure, the cartridge inlet 224 may be formed at a position higher than the bottom of the connection passage 2314 .

According to another aspect of the present disclosure, the second container 220 includes a lower case 230 coupled to the first container 210 and having a space therein; and accommodated in the lower case 230 , dividing the inside of the lower case 230 into the second chamber C2 and the connection passage 2314 , and connecting the second chamber C2 and the connection passage 2314 . It may include a frame 240 having a chamber inlet 2424 communicating with the flow path 2314 .

According to another aspect of the present disclosure, the chamber inlet 2424 may be formed by opening the side of the frame 240 at a position higher than the bottom of the second chamber C2 .

According to another aspect of the present disclosure, the frame 240 constitutes the bottom of the second chamber C2 and the lower wall 2422 supported by the bottom 2312 of the lower case 230 . ); and a side wall 2421 extending upward from the lower wall 2422 of the frame 240 , surrounding at least a portion of the side portion of the second chamber C2 , and having the chamber inlet 2424 formed therein.

According to another aspect of the present disclosure, the blocking wall 2317 may extend higher than the height of the cartridge inlet 224 .

According to another aspect of the present disclosure, the blocking wall 2317 may extend higher than the height of the chamber inlet 2424 .

According to another aspect of the present disclosure, the frame 240 constitutes the bottom of the first chamber C1 and divides the first chamber C1 and the connection flow path 2314 1 frame part 241; and a second frame portion 242 in which the interior of the lower case 230 is divided into the connection passage 2314 and the second chamber C2 and the chamber inlet 2424 is formed.

According to another aspect of the present disclosure, the cartridge 200 is adjacent to the upper end of the blocking wall 2317, and is rounded from the upper end of the connection passage 2314 toward the chamber inlet 2424. It may further include an extended rounding surface 2418 .

According to another aspect of the present disclosure, the frame 240 includes a first frame portion 241 constituting the bottom of the first chamber C1; and a second frame part 242 partitioning the interior of the lower case 230 into the second chamber C2 and the connection passage 2314, and having the chamber inlet 2424 formed therein, and the rounding surface 2418 may be formed between the first frame part 241 and the second frame part 242 .

According to another (another) aspect of the present disclosure, an aerosol generating device, the cartridge 200; and a body 100 to which the cartridge 200 is coupled.

According to another (another) aspect of the present disclosure, the aerosol generating device is installed in the body 100 adjacent to the cartridge inlet 224, and detects the flow of air passing through the cartridge inlet 224. It may further include a sensor 180 that

According to another (another) aspect of the present disclosure, the body 100 includes a lower body 110; and an upper body 120 disposed on the upper side of the lower body 110 and having a mount 130 surrounding the second container 220 , wherein the mount 130 includes the mount 130 . ) is formed with an open lower side of one side wall, and may include a sensor accommodating part 137 into which the sensor 180 is inserted.

According to another aspect of the present disclosure, the second container 220 may wrap one side of the sensor accommodating part 137 .

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 (14)

a first container providing a first chamber for storing liquid;
a second container coupled to the first container and providing a second chamber;
a wick installed in the second chamber and connected to the first chamber;
a heater for heating the wick;
a cartridge inlet formed by opening the outer wall of the second container;
a connection passage partitioned from the second chamber inside the second container and connecting the cartridge inlet and the second chamber; and
and a blocking wall formed in the connection passage,
The cartridge inlet,
cartridge facing the barrier. The method of claim 1,
The cartridge inlet,
A cartridge formed at a position higher than the bottom of the connection passage. The method of claim 1,
The second container,
a lower case coupled to the first container and having a space therein; and
and a frame accommodated in the lower case, partitioning the inside of the lower case into the second chamber and the connection passage, and having a chamber inlet communicating the second chamber and the connection passage. 4. The method of claim 3,
The chamber inlet is
At a position higher than the bottom of the second chamber, the cartridge is formed by opening the side of the frame. 4. The method of claim 3,
The frame is
a lower wall constituting the bottom of the second chamber and supported by the bottom of the lower case; and
A cartridge extending upward from the lower wall of the frame, surrounding at least a portion of the side of the second chamber, and having a side wall having the chamber inlet formed therein. The method of claim 1,
The barrier wall is
A cartridge extending higher than the height of the cartridge inlet. 4. The method of claim 3,
The barrier wall is
The cartridge extends higher than the height of the chamber inlet. 4. The method of claim 3,
The frame is
a first frame part constituting a bottom of the first chamber and partitioning the first chamber and the connection passage; and
A cartridge comprising a second frame part partitioning the inside of the lower case into the connection passage and the second chamber, and the chamber inlet is formed. 4. The method of claim 3,
Adjacent to the upper end of the blocking wall, the cartridge further comprising a rounding surface extending from the upper end of the connection passage toward the chamber inlet in a round. 10. The method of claim 9,
The frame is
a first frame part constituting the bottom of the first chamber; and
Partitioning the inside of the lower case into the second chamber and the connection passage, and a second frame portion in which the chamber inlet is formed,
The rounding surface is
A cartridge formed between the first frame portion and the second frame portion. The method of claim 1,
the cartridge; and
Aerosol generating device comprising a body to which the cartridge is coupled. 12. The method of claim 11,
Installed on the body adjacent to the cartridge inlet, aerosol generating device further comprising a sensor for detecting the flow of air passing through the cartridge inlet. 13. The method of claim 12,
The body is
lower body; and
It is disposed on the upper side of the lower body, including an upper body having a mount surrounding the second container,
The mount is
An aerosol generating device comprising a sensor accommodating part which is formed with an open lower side of one side wall of the mount, and into which the sensor is inserted. 14. The method of claim 13,
The second container,
An aerosol generating device surrounding one side of the sensor receiving part.

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