CN214547185U

CN214547185U - High-strength atomization assembly and atomization device

Info

Publication number: CN214547185U
Application number: CN202120157845.7U
Authority: CN
Inventors: 陈平
Original assignee: Shenzhen Huachengda Precision Industry Co Ltd
Current assignee: Shenzhen Huachengda Precision Industry Co Ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-11-02
Anticipated expiration: 2031-01-20

Abstract

The invention provides a high-strength atomization assembly, which comprises a support shell, a heating body, a liquid guide body and a cover body, wherein the support shell is provided with a first opening and a second opening, the first opening is communicated with the second opening, at least part of the heating body is embedded into the support shell, is combined with the support shell, and defines an accommodating bin opened from the first opening with the support shell; the liquid guide body is arranged in the accommodating bin; the cover body is arranged at the first opening to limit the liquid guiding body in the accommodating bin. An atomizing device is also provided, including this atomization component. The support shell of the high-strength atomization assembly provides support for the heating body, so that the strength of the heating body is greatly improved, and the heating body is not easy to deform; the support shell, the heating body and the cover body can well limit the liquid guiding body in the accommodating bin, so that the liquid guiding body is fully contacted with the heating body.

Description

High-strength atomization assembly and atomization device

Technical Field

The invention relates to the technical field of atomization, in particular to a high-strength atomization assembly and an atomization device.

Background

Traditional atomizing subassembly all adopts porous ceramic class solid state drain medium as the supporter that leads liquid and heat-generating body, and the effect is better and obtains extensive application in the use, but because this type of porous ceramic's preparation technology is complicated, and is required for production facility higher, needs high temperature to fire the shaping, and the preparation technology is complicated, the cycle length is long, is unfavorable for mass production, and size precision is relatively poor. Because the heating material needs to be fired at high temperature for a long time for molding, energy waste is large in the manufacturing process, and the heating body material can be seriously oxidized in the high-temperature firing process, so that the service life of the heating material is greatly influenced.

Disclosure of Invention

The present invention is directed to provide a high-strength atomizing assembly and an atomizing device, which address the above-mentioned shortcomings in the related art.

The technical scheme adopted by the invention for solving the technical problem comprises the following steps: providing a high intensity atomization assembly comprising:

the supporting shell comprises a first side surface and a second side surface, a first opening is arranged on the first side surface, a second opening is arranged on the second side surface, and the first opening is communicated with the second opening;

the heating body is arranged at the second opening of the supporting shell, at least part of the heating body is embedded into the supporting shell, is combined with the supporting shell, and defines an accommodating bin which is opened from the first opening with the supporting shell;

the liquid guide is arranged in the accommodating bin;

and the cover body is arranged at the first opening so as to limit the liquid guide body in the accommodating bin.

Preferably, the liquid conducting body is soft.

Preferably, the cover body is provided with a liquid inlet hole communicated with the liquid guide.

Preferably, the cover is fitted into the first opening.

Preferably, the cover body is tightly fitted with an inner wall of the first opening.

Preferably, a first step for positioning the cover body is arranged on the inner side of the first opening, and the cover body is abutted against the first step.

Preferably, the outer side of the support housing is provided with a second step facing the second side surface.

Preferably, at least a part of the heat generating body is embedded in the support case at the second side face of the support case.

Preferably, the heating element includes a heating portion, an electrode portion, and a connecting portion, the heating portion is connected to the electrode portion, and the connecting portion is provided at an edge of the heating portion and/or the electrode portion; the connecting part is embedded in the supporting shell, and the position of the heat generating part corresponds to the second opening.

Preferably, the electrode portion is embedded in the support housing.

Preferably, the number of the electrode parts is at least two, and the heating part is communicated with the at least two electrode parts to form a heating circuit.

Preferably, the heat generating portion comprises at least one heat generating strip.

Preferably, each of the heat generating bars has a sectional size smaller than that of the electrode part.

Preferably, the heating bar is bent or bent.

Preferably, the number of the connection parts is at least two.

Preferably, the connection portion includes a first portion protruding from the heat generating portion and/or the electrode portion and a second portion connected to the first portion; the second portion has a dimension greater than a dimension of the first portion in a direction non-parallel to the direction in which the first portion extends.

Preferably, the heating element is in a sheet shape, and the connection portion is bent in a thickness direction of the heating element.

Preferably, the connection portion does not form a heat generating circuit with the heat generating portion and the electrode portion.

Preferably, the heat-generating body is integrally formed.

Preferably, the electrode portion protrudes outward of the support housing.

The technical scheme adopted by the invention for solving the technical problem comprises the following steps: the utility model provides an atomizing device, including the shell and with foretell atomizing component that the shell is connected, be equipped with the stock solution storehouse in the shell, the stock solution storehouse with atomizing component's first opening intercommunication.

The technical scheme of the invention at least has the following beneficial effects: the support shell of the high-strength atomization assembly provides support for the heating body, so that the strength of the heating body is greatly improved, and the heating body is not easy to deform; the liquid guide does not play a supporting role, so the material selection can be wider; the support shell, the heating body and the cover body can well limit the liquid guiding body in the accommodating bin, so that the liquid guiding body is fully contacted with the heating body.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

fig. 1 is a perspective view of an atomizing assembly according to a first embodiment of the present invention.

Fig. 2 is a perspective view of another perspective of the atomizing assembly of fig. 1.

Fig. 3 is a cross-sectional view of the atomizing assembly of fig. 1.

Fig. 4 is an exploded view of the atomizing assembly of fig. 1.

Fig. 5 is a cross-sectional view of the atomizing assembly of fig. 1 in an exploded state.

Fig. 6 is a cross-sectional view of the atomizing assembly of fig. 1 in another exploded state.

FIG. 7 is a perspective view of the heat generating body in FIG. 1.

Fig. 8 is an exploded view of an atomizing assembly in accordance with a second embodiment of the present invention.

FIG. 9 is a perspective view of the heat generating body in FIG. 8.

Fig. 10 is an exploded view of a third embodiment atomizing assembly of the present invention.

FIG. 11 is a perspective view of the heat generating body in FIG. 10.

FIG. 12 is a front projection view of a heat-generating body according to a fourth embodiment of the present invention.

FIG. 13 is a front projection view of a heat-generating body according to a fifth embodiment of the present invention.

FIG. 14 is a front projection view of a heat-generating body according to a sixth embodiment of the present invention.

FIG. 15 is a front projection view of a heat-generating body according to a seventh embodiment of the present invention.

FIG. 16 is a front projection view of a heat-generating body according to the eighth embodiment of the present invention.

Fig. 17 is an exploded view of an atomizing device in accordance with an embodiment of the present invention.

Fig. 18 is a cross-sectional view of the atomization device of fig. 17 (arrows indicate liquid flow direction).

Fig. 19 is a cross-sectional view of the atomizing device of fig. 17 in another direction (the arrows indicate the gas flow direction).

The reference numerals in the figures denote: the atomizing assembly 1, the supporting housing 11, the first side surface 111a, the first opening 112a, the second side surface 111b, the second opening 112b, the accommodating chamber 113, the first step 114, the second step 115, the heating element 12, the heating portion 121, the heating bar 1211, the electrode portion 122, the connecting portion 123, the first portion 1231, the second portion 1232, the liquid guide 13, the cover 14, the liquid inlet 141, the housing 2, the air outlet 21, the liquid storage chamber 22, the upper seat body 3, and the liquid channel 31.

Detailed Description

For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be understood that if the terms "front", "back", "upper", "lower", "left", "right", "longitudinal", "lateral", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are used herein to indicate an orientation or positional relationship, they are constructed and operated in a specific orientation based on the orientation or positional relationship shown in the drawings, which is for convenience of describing the present invention, and do not indicate that the device or component being referred to must have a specific orientation, and thus, should not be construed as limiting the present invention. It is also to be understood that, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," "disposed," and the like, if used herein, are intended to be inclusive, e.g., that they may be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. If the terms "first", "second", "third", etc. are used herein only for convenience in describing the present technical solution, they are not to be taken as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

Referring to fig. 1-16, a high intensity atomization assembly 1 in one embodiment of the present invention includes:

the supporting shell 11 comprises a first side surface 111a and a second side surface 111b, wherein a first opening 112a is formed in the first side surface 111a, a second opening 112b is formed in the second side surface 111b, and the first opening 112a is communicated with the second opening 112b to form a hollow shape;

a heating element 12 provided at the second opening 112b of the support case 11, at least a part of the heating element 12 being embedded in the support case 11, being combined with the support case 11, and defining with the support case 11 an accommodating chamber 113 opened from the first opening 112a for accommodating the lead liquid 13;

a liquid guide 13 provided in the housing chamber 113, the liquid guide 13 preferably being soft;

and a cover 14 disposed at the first opening 112a to limit the liquid 13 in the accommodating chamber 113.

This atomization component 1 of high strength can be used for heating the atomizing, leads liquid 13 and heat-generating body 12 contact, leads liquid 13 and is used for contacting with liquid and conducts heat-generating body 12 with liquid, and heat-generating body 12 heats the atomizing with liquid.

The support shell 11 of the high-strength atomization assembly 1 provides support for the heating body 12, so that the strength of the heating body 12 is greatly improved, and the heating body 12 is not easy to deform; the liquid guide body 13 does not play a supporting role, so the material selection can be wider; the support shell 11, the heating body 12 and the cover 14 can well limit the liquid guiding body 13 in the accommodating bin 113, so that the liquid guiding body 13 is fully contacted with the heating body 12.

The atomizing assembly 1 is particularly suitable for use where the liquid 13 is soft.

The cover 14 is provided with at least one liquid inlet hole 141 for allowing the liquid to pass through the first opening 112a and the liquid inlet to contact the liquid guiding member 13, and the number of the liquid inlet holes 141 is at least one. The lid 14 is preferably plate-shaped. The cover 14 is inserted into the first opening 112a and is depressed with respect to the first side surface 111 a. The shape of the first opening 112a matches the shape of the cover 14, and the cover 14 is tightly fitted to the inner wall of the first opening 112 a.

The atomization assembly 1 has the following functions:

1. the function of the support housing 11: firstly, the external assembly dimension of the atomization assembly 1 is provided. Secondly, the heating element 12 is supported, so that the heating element 12 has strength and is not easy to deform. And thirdly, the container is used for guiding the liquid 13.

2. The function of the liquid guide 13: firstly, the conducting liquid 13 and the locking liquid do not leak. And secondly, the liquid is fully contacted with the heating element 12, so that the liquid is conducted onto the heating element and is heated, evaporated and atomized by the heating element 12.

3. The heat generating body 12 functions: firstly, heating after conducting electricity, and heating the liquid until the liquid is atomized and evaporated. And secondly, providing a supporting force, so that the liquid guide body 13, especially the soft liquid guide body 13, is bound in the supporting shell 11 and is fully contacted with the liquid guide body 13.

4. Function of the lid 14: firstly, pressing the liquid guiding body 13, especially the soft liquid guiding body 13, so that the volume of the soft liquid guiding body 13 is fixed, and the liquid guiding capacity of the soft liquid guiding body 13 is consistent. Second, the lid 14 may be provided with a liquid inlet hole 141, and the amount of liquid entering the liquid inlet hole 141 may be controlled, so that the liquid inlet amount and the liquid consumption amount may be balanced.

A first step 114 facing the first side surface 111a for positioning the cover 14 is provided inside the first opening 112a, and the lower side of the cover 14 abuts against the first step 114.

The outer side of the supporting housing 11 is provided with a second step 115 facing the second side surface 111b, and when the atomization assembly 1 is installed in a medical appliance, an intelligent household appliance, a consumer electronics product or other products, the second step 115 is used for positioning the atomization assembly 1.

At least a part of the heating element 12 is embedded in the support case 11 at the second side surface 111b of the support case 11, and the lower side of the heating element 12 may be flush with the second side surface 111b or may be sunken with respect to the second side surface 111 b.

The heating element 12 includes a heating part 121, an electrode part 122 and a connecting part 123, the heating part 121 is connected with the electrode part 122, the connecting part 123 is arranged at the edge of the heating part 121 and/or the electrode part 122; the connection portion 123 is fitted into the support case 11 so that the heat generating element 12 has strength and the position of the heat generating portion 121 corresponds to the second opening 112 b. The electrode portion 122 is used for connecting a lead wire and a battery, and the electrode portion 122 may be embedded in the support case 11 to connect the heating element 12 and the support case 11. The number of the electrode parts 122 is at least two, the heating part 121 is communicated with the at least two electrode parts 122 to form a heating circuit, and heat is generated according to the heat effect of the resistance after the electrodes are electrified.

The heat generating portion 121 includes at least one heat generating strip 1211, and the heat generating strip 1211 represents a heat generating track of the heat generating portion 121. The cross-sectional dimension of each heat bar 1211 is smaller than the cross-sectional dimension of the electrode portion 122, and since the electrode portion 122 and the heat bar 1211 are made of one material, the resistance of the heat bar 1211 is much greater than that of the electrode portion 122; when the electrode 122 is powered on, the electrode 122 and the heat bar 1211 form a loop with the power supply, and the heat bar 1211 generates heat.

The heating strips 1211 are bent or curved to form a wave or a zigzag shape, and when there are at least two heating strips 1211, a grid shape can be formed; the embodiments of the heating strip 1211 are many, for example, a single set of heating line (see fig. 12 to 13), a double set of heating line (see fig. 14 to 15), a wave-heating line (see fig. 12), a broken line heating line (see fig. 13 and 15), a plurality of sets of broken lines or wave line type heating lines can be realized, and a plurality of extremely fine heating strips 1211 can also form a heating net (see fig. 16), so that the heating element 12 which is originally easy to deform and is not easy to assemble and produce can be produced in large batch, and has good strength and reliable performance.

The number of the connecting portions 123 is at least two, and the connecting portions 123 having a large number can improve the degree of connection between the heating element 12 and the support case 11.

Each of the connection portions 123 includes a first portion 1231 extending from the heat generating portion 121 and/or the electrode portion 122 and a second portion 1232 connected to the first portion 1231; the second portions 1232 have a size greater than that of the first portions 1231 in a direction not parallel (preferably perpendicular) to the protruding direction of the first portions 1231, so that the connection with the support housing 11 is more secure.

The atomization assembly 1 has the characteristics of easy production, and the production method can be as follows:

1. production of sheet-shaped heating element 12: a sheet metal material (such as nickel-chromium alloy, iron-chromium-aluminum alloy, stainless steel alloy, nickel-based alloy, titanium alloy, etc.) with high resistivity can be obtained, and the sheet heating element 12 having the following characteristics can be obtained by cutting, chemical etching, laser engraving, etc.

2. Integrally molding the sheet heating body 12 and the heating support shell 11 through an in-mold injection molding process: the supporting shell 11 can be made of LCP/PEEK/nylon/PI/PAI/PA 66 and other high-temperature resistant engineering plastic materials; the manufactured sheet heating element 12 is placed in a forming die, the die is filled with melted plastic through injection molding, the supporting shell 11 is formed after the plastic is cooled, the supporting shell 11 is fixedly connected with the heating element 12 to form a shape that the heating element 12 is partially embedded into the supporting shell 11, the supporting shell 11 and the heating element 12 are taken out from the die, the heating element 12 and the supporting shell 11 define a containing bin 113 which is opened from a first opening 112a, and the heating element 12 is supported by the supporting shell 11, so that the strength is good, and the mass production is facilitated.

3. Placing the soft liquid 13 into the accommodating chamber 113 of the supporting shell 11, and covering with the cover body

14, since the second opening 112b of the supporting housing 11 is blocked by the sheet-shaped heating element 12, the first opening 112a is pressed by the cover 14, the volume of the soft liquid guide 13 in the accommodating chamber 113 is fixed, and the liquid absorbing and oil locking capability is stable. The cover 14 is embedded in the first opening 112a and tightly fitted with the inner wall of the first opening 112a, at least one liquid inlet hole 141 is provided on the cover 14, the size of the liquid inlet hole 141 can control the amount of the liquid entering the soft liquid 13, so that the liquid inlet amount can be matched with different concentrations of the liquid through the size of the liquid inlet hole 141, and the balance of liquid supply and liquid consumption is achieved.

The soft liquid-guiding material 13 may be formed by stacking a plurality of fibrous liquid-guiding materials such as non-woven fabric, long-staple cotton cloth, and flax fiber cloth, and then cut into a size and shape matching with the first opening 112a of the support housing 11 by a cutting die. The cover 14 may be formed from plastic by injection molding or by stamping from metal.

The atomization assembly 1 manufactured in the way has the characteristics of good strength, high reliability, accurate size and easiness in large-scale automatic production. And the used manufacturing materials are easy to obtain, the cost is low, and the manufacturing process is simple and quick.

This atomization component 1 of high strength combines the heating element 12 that intensity is less with the support shell 11 that has the temperature resistant insulating material of intensity, sets up ineffective heating low temperature zone with heating element 12 material through the design, contacts with insulating material with the low temperature zone of heating element 12 for heating element 12 possesses intensity, can have better contact with leading liquid 13 when making use soft liquid 13 that leads.

Referring to fig. 8 to 9, the heating element 12 is in the form of a sheet, and the connection portion 123 may be bent in the thickness direction of the heating element 12 so that the connection portion 123 may be embedded deeper into the support case 11.

The connecting portion 123 does not form a heating circuit with the heating portion 121 and the electrode portion 122, in other words, when the electrode portion 122 is electrified with a power supply, the electrode portion 122, the heating portion 121 and the power supply form a loop, the heating portion 121 generates heat according to the resistance thermal effect, the protruding connecting portion 123 does not flow current and does not generate heat when the heating portion is not in the loop, and only the loop has heat on the heating circuit to be conducted to the connecting portion 123, so that the temperature of the connecting portion 123 is low.

Preferably, the entire heat-generating body 12 is integrally molded.

Referring to fig. 10-11, the electrode portion 122 extends out of the support housing 11 to facilitate the welding of leads on the electrode portion 122 or the direct contact of the electrode portion 122 with the battery contacts.

The atomization assembly 1 of the invention can be used for atomization of various liquids, such as in electronic cigarettes, to atomize tobacco liquids.

Referring to fig. 17 to 19, an atomizing device according to an embodiment of the present invention includes a housing 2, the atomizing assembly 1 connected to the housing 2, and an upper seat 3 disposed in the housing 2, wherein a liquid channel 31 is disposed in the upper seat, a liquid storage chamber 21 for storing liquid is disposed in the housing 2, and an air outlet 21 is disposed in the housing 2. The first opening 112a of the supporting housing 11 of the atomizing assembly 1 sinks to form a groove shape to form a liquid inlet groove, and the liquid channel 31 of the upper seat body 3 communicates the liquid storage chamber 21 and the first opening 112a of the atomizing assembly 1. The liquid contacts with the liquid guiding body 13, the liquid is transmitted to the heating body 12 through the liquid guiding body 13, the heating body 12 heats and atomizes the liquid, and the generated gas fog goes out through the gas outlet 21. The liquid is stored in the liquid storage chamber 21, flows to the first opening 112a of the atomizing assembly 1 through the liquid channel 31 of the upper base 3 and enters the liquid inlet groove (see fig. 18, the arrow indicates the liquid flowing direction), and then flows to the liquid guiding body 13 through the liquid inlet hole 141 on the cover body 14 of the atomizing assembly 1, because the gap of the liquid guiding body 13 is very small, the liquid can be remained on the liquid guiding body 13 and cannot leak, when a user inhales, the switch is started, the heating body 12 starts to generate heat due to the thermal effect of the resistor, the liquid on the liquid guiding body 13 contacting with the heating body 12 is heated to be atomized and evaporated, a gas-liquid mixture is formed, and the gas mixture is sucked out by the user through the gas outlet 21 (see fig. 19, the arrow indicates the gas flowing direction). This atomizing device 1 can be used as the electron cigarette, and stock solution storehouse storage tobacco juice, atomizing subassembly is with the tobacco juice heating atomization.

The atomization device adopts the high-strength atomization assembly 1, so that the atomization device has the characteristics of good strength, high reliability, accurate size and easiness in large-batch automatic production. And the used manufacturing materials are easy to obtain, the cost is low, and the manufacturing process is simple and quick.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, as it will be apparent to those skilled in the art that various modifications, combinations and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A high-strength atomizing assembly (1), characterized by comprising:

the supporting shell (11) comprises a first side surface (111a) and a second side surface (111b), a first opening (112a) is formed in the first side surface (111a), a second opening (112b) is formed in the second side surface (111b), and the first opening (112a) is communicated with the second opening (112 b);

a heating element (12) provided at the second opening (112b) of the support case (11), at least a part of the heating element (12) being embedded in the support case (11), combined with the support case (11), and defining an accommodating chamber (113) opened from the first opening (112a) with the support case (11);

the liquid guide body (13) is arranged in the accommodating bin (113);

and a cover body (14) arranged at the first opening (112a) to limit the liquid guide body (13) in the accommodating bin (113).

2. Nebulising assembly (1) according to claim 1, characterized in that the liquid-conducting body (13) is soft.

3. Nebulising assembly (1) according to claim 1, characterised in that the cover (14) is provided with an inlet hole (141) leading to the guide liquid (13).

4. Nebulising assembly (1) according to claim 1, characterized in that the cover (14) is embedded in the first opening (112 a).

5. The atomizing assembly (1) according to claim 4, characterized in that said cover (14) is tightly fitted with the inner wall of said first opening (112 a).

6. Nebulising assembly (1) according to claim 1, characterized in that inside the first opening (112a) there is a first step (114) for positioning the cap (14), the cap (14) being in abutment against the first step (114).

7. Nebulising assembly (1) according to claim 1, characterized in that the outer side of the support housing (11) is provided with a second step (115) towards the second side (111 b).

8. The atomizing assembly (1) according to claim 1, characterized in that at least a portion of said heat-generating body (12) is embedded in said support housing (11) at said second side surface (111b) of said support housing (11).

9. The atomizing assembly (1) according to claim 1, characterized in that said heat-generating body (12) comprises a heat-generating portion (121), an electrode portion (122), and a connecting portion (123), said heat-generating portion (121) being connected to said electrode portion (122), said connecting portion (123) being provided at an edge of said heat-generating portion (121) and/or said electrode portion (122); the connecting portion (123) is fitted into the support case (11), and the heat generating portion (121) is located corresponding to the second opening (112 b).

10. The atomizing assembly (1) according to claim 9, characterized in that said electrode portion (122) is embedded in said supporting housing (11).

11. The atomizing assembly (1) according to claim 9, characterized in that said electrode portions (122) are at least two in number, and said heat generating portion (121) communicates said at least two electrode portions (122) to form a heat generating circuit.

12. The atomizing assembly (1) according to claim 9, characterized in that said heat generating portion (121) comprises at least one heat generating track (1211).

13. The atomizing assembly (1) according to claim 12, characterized in that each of said heat generating traces (1211) has a cross-sectional dimension smaller than a cross-sectional dimension of said electrode portion (122).

14. The atomizing assembly (1) according to claim 12, characterized in that said heating trajectory (1211) is curved or bent.

15. Nebulising assembly (1) according to claim 9, characterized in that the number of connections (123) is at least two.

16. The atomizing assembly (1) according to claim 9, characterized in that said connecting portion (123) comprises a first portion (1231) projecting from said heat generating portion (121) and/or said electrode portion (122) and a second portion (1232) connected to said first portion (1231); the second portions (1232) have a size larger than that of the first portions (1231) in a direction not parallel to the direction in which the first portions (1231) protrude.

17. The atomizing assembly (1) according to claim 9, characterized in that said heat-generating body (12) is in a sheet shape, and said connecting portion (123) is bent in a thickness direction of said heat-generating body (12).

18. The atomizing assembly (1) according to claim 9, characterized in that said connection portion (123) does not form a heat-generating circuit with said heat-generating portion (121) and said electrode portion (122).

19. Atomizing assembly (1) according to claim 9, characterized in that said heat-generating body (12) is integrally formed.

20. Nebulising assembly (1) according to claim 9, characterized in that the electrode portion (122) projects outwards of the support housing (11).

21. Nebulising device, characterized in that it comprises a casing (2) and a nebulising assembly (1) according to any one of claims 1 to 20, connected to the casing (2), in which casing (2) there is a reservoir (21), the reservoir (21) communicating with the first opening (112a) of the nebulising assembly (1).