WO2023202334A1

WO2023202334A1 - Atomizer and aerosol generating device

Info

Publication number: WO2023202334A1
Application number: PCT/CN2023/084652
Authority: WO
Inventors: 邱伟华; 刘庆辉
Original assignee: 常州市派腾电子技术服务有限公司
Priority date: 2022-04-20
Filing date: 2023-03-29
Publication date: 2023-10-26

Abstract

An atomizer and an aerosol generating device. The atomizer comprises a liquid storage member (1), an ultrasonic atomization sheet (2), a liquid guide member (3), and an elastic member (4). In the atomizer structure, the elastic member (4) is provided in the liquid storage member (1), a second end of the liquid guide member (3) is supported on the elastic member (4), and the elastic member (4) is used to abut against the liquid guide member (3) towards the ultrasonic atomization sheet (2), that is, when the ultrasonic atomization sheet (2) is in a vibration operation mode, a first end of the liquid guide member (3) is always in contact with the ultrasonic atomization sheet (2), so as to effectively prevent poor contact or an excessive assembly gap between the liquid guide member (3) and the ultrasonic atomization sheet (2), thereby ensuring that the liquid guide member (3) can continuously and stably transmit an aerosol-forming matrix to the ultrasonic atomization sheet (2), thus facilitating improving the atomization stability and atomization effect of the ultrasonic atomization sheet (2). In addition, Because the elastic member (4) can abut against the liquid guide member (3) towards the ultrasonic atomization sheet (2), the situation in which the liquid guide member (3) and the ultrasonic atomization sheet (2) are assembled too tightly can also be prevented from affecting the normal operation of the ultrasonic atomization sheet (2).

Description

Nebulizer and aerosol generating device

Technical field

The present invention belongs to the field of atomization technology, and in particular, relates to an atomizer and an aerosol generating device.

Background technique

The aerosol generating device usually includes an atomizer and a power supply device electrically connected to the atomizer. The atomizer can heat and atomize the aerosol-forming matrix stored in the atomizer under the electric drive of the power supply device. The aerosol formed by atomization of the aerosol-forming matrix can be inhaled by the user.

Currently, in atomizers that use ultrasonic atomization structures, the ultrasonic atomization sheet will vibrate during operation, and there may be dimensional tolerances when assembling different components, which can easily lead to contact between the liquid guide parts and the ultrasonic atomization sheet. Poor, or it may easily lead to an excessive gap between the liquid guide piece and the ultrasonic atomization piece, making it difficult for the liquid guide piece to stably transmit aerosol to the ultrasonic atomization piece to form a matrix, thereby affecting the formation of atomized aerosols from the ultrasonic atomization piece. Matrix stability and atomization effect.

Contents of the invention

Based on the above problems existing in the prior art, one of the purposes of the embodiments of the present invention is to provide an atomizer to solve the problem of poor contact between the liquid guiding member and the ultrasonic atomizing sheet in the prior art, or the liquid guiding member There is an excessive gap between the ultrasonic atomizing piece and the liquid guide member, which makes it difficult for the liquid guide member to stably transmit the aerosol to the ultrasonic atomizing piece to form the matrix, which affects the stability and atomization effect of the atomized aerosol forming matrix of the ultrasonic atomizing piece. technical problem.

In order to achieve the above object, the technical solution adopted by the present invention is to provide an atomizer, including:

The liquid storage part has an atomization chamber and a liquid storage chamber inside, and the liquid storage part is provided with a smoke outlet connected to the atomization chamber;

An ultrasonic atomization piece is provided in the atomization chamber and used to atomize the aerosol-forming substrate to form smoke;

A liquid guide member is provided in the liquid storage member, the first end of the liquid guide member extends into the atomization chamber, and the first end of the liquid guide member is in contact with the ultrasonic atomization sheet, So that the aerosol-forming matrix in the liquid storage chamber can be transmitted to the ultrasonic atomizing sheet through the liquid guide member; and

An elastic member is provided in the liquid storage member, and the second end of the liquid guide member is supported on the elastic member, so that the elastic member resists the liquid guide member toward the ultrasonic atomization sheet.

Further, the liquid-conducting member is a liquid-conducting rod, and the liquid-containing member is provided with a positioning sleeve for defining the liquid-conducting rod, and the liquid-conducting rod is slidably accommodated in the positioning sleeve along the axial direction. in the sleeve.

Further, the elastic member includes a support base and an elastic compensation piece suspended on the support base, and the second end of the liquid guide member is supported on the elastic compensation piece.

Further, the support seat has an annular structure, and the elastic member further includes an annular bending portion formed by bending radially inward along the support seat, and the annular bending portion is located on the support seat close to the At one end of the ultrasonic atomization sheet, the elastic compensation sheet is suspended in the annular hole of the annular bending part.

Further, the thickness of the elastic compensation piece is smaller than the thickness of the annular bending portion to form a groove on a side of the elastic piece facing the ultrasonic atomization piece, and the second end of the liquid guide piece is inserted into located in the groove.

Furthermore, a boss is provided on a side of the elastic compensation piece facing the ultrasonic atomization piece, and the end surface of the second end of the liquid guide member is pressed against the boss.

Further, the elastic member is a silicone member.

Furthermore, the atomization chamber is provided with a mounting seat that supports and fixes the ultrasonic atomization sheet, and an elastic shock absorber is provided between the mounting seat and the ultrasonic atomization sheet.

Furthermore, the elastic damping member is provided with a positioning groove, and the ultrasonic atomization sheet is accommodated in the positioning groove.

Based on the above-mentioned problems existing in the prior art, the second object of the embodiments of the present invention is to provide an aerosol generating device having an atomizer in any of the above-mentioned solutions.

In order to achieve the above object, the technical solution adopted by the present invention is to provide an aerosol generating device, including the atomizer provided by any of the above solutions.

Compared with the existing technology, one or more of the above technical solutions in the embodiments of the present invention have at least one of the following beneficial effects:

The atomizer and aerosol generating device in the embodiment of the present invention, by arranging an elastic member in the liquid storage member, only need to make the first end of the liquid guide member contact the ultrasonic atomization sheet, and move the second end of the liquid guide member With the end supported on the elastic member, the elastic member can be used to resist the liquid-conducting member toward the ultrasonic atomizing sheet. Even if the ultrasonic atomizing sheet is in the vibration working mode, the first end of the liquid-conducting member can be kept in contact with the ultrasonic atomizing sheet. Good contact effectively avoids the situation of poor contact between the liquid guide piece and the ultrasonic atomization piece or the excessive gap between the liquid guide piece and the ultrasonic atomization piece, so that the liquid guide piece can continuously and stably move toward the ultrasonic atomization piece. The transmission of aerosol to form a matrix is conducive to improving the stability and atomization effect of the atomized aerosol-forming matrix of the ultrasonic atomizing tablet. In addition, since the elastic member can face the ultrasonic atomization piece and resist the liquid guide piece, it can also effectively prevent the liquid guide piece and the ultrasonic atomization piece from being assembled too tightly and affect the normal operation of the ultrasonic atomization piece, thereby enhancing atomization. The stability and reliability of the atomized aerosol-forming matrix.

Description of the drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments or prior art will be briefly introduced below. Obviously, the drawings in the following description are only illustrative of the present invention. For some embodiments, for those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic three-dimensional structural diagram of an atomizer provided by an embodiment of the present invention;

Figure 2 is a schematic cross-sectional structural view of the atomizer shown in Figure 1;

Figure 3 is a schematic three-dimensional structural view of the elastic member of the atomizer shown in Figure 1;

Figure 4 is a schematic top view of the elastic member of the atomizer shown in Figure 1;

Figure 5 is a schematic cross-sectional structural view of the elastic member shown in Figure 4;

Figure 6 is a schematic three-dimensional structural diagram of the cartridge case of the atomizer shown in Figure 1;

Figure 7 is an exploded view of the atomizer shown in Figure 1;

Figure 8 is a schematic structural diagram of an aerosol generating device provided by an embodiment of the present invention.

Among them, each figure in the figure is marked with:
1-liquid storage part; 11-cigarette cartridge shell; 12-cigarette cartridge holder; 13-cigarette holder; 14-atomization chamber; 15-liquid storage chamber; 16-
Smoke outlet; 17-positioning sleeve; 18-liquid guide hole;
2-Ultrasonic atomization tablet;
3-Liquid guide parts;
4-elastic member; 41-support seat; 42-elastic compensation piece; 43-annular bending part;
5-Groove; 6-Boss; 7-Mounting seat;
8-Elastic shock absorber; 9-Location slot; 10-Power supply device.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention and are not intended to limit the present invention.

It should be noted that when an element is referred to as being "connected to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

In addition, the terms “first” and “second” are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, "plurality" means two or more than two, unless otherwise explicitly and specifically limited. "Plural" means one or more than one, unless otherwise expressly and specifically limited.

In the description of the present invention, it should be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "back", "left", " The directions or positional relationships indicated by "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. are based on the directions or positional relationships shown in the drawings and are for convenience only. describe the invention and simplify the description rather than referring to It is expressly or implicitly stated that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as a limitation of the invention.

In the description of the present invention, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two elements or an interaction between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the phrases "in one embodiment," "in some embodiments," or "in some of these embodiments" appear in various places throughout this specification, and not all are referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Please refer to FIGS. 1 to 7 together to describe the atomizer provided by the embodiment of the present invention. The atomizer provided by the embodiment of the present invention is not only suitable for aerosol generating devices, but can also be used for medical equipment such as medical nebulizers with ultrasonic atomization function or household appliances such as humidifiers. The aerosol generating device mentioned in the embodiment of the present invention generally includes an atomizer and a power supply device 10 electrically connected to the atomizer. When using the aerosol generating device, the power supply device 10 can provide electrical energy to the ultrasonic atomization piece 2 of the atomizer. The piezoelectric element of the ultrasonic atomization piece 2, that is, the piezoelectric ceramic, can be driven by the inverse piezoelectric effect under the action of electricity. Electrical energy is converted into mechanical energy and undergoes repeated deformation to produce vibration. During the vibration process of the piezoelectric ceramic, the aerosol-forming matrix can be squeezed out from the micropores of the piezoelectric ceramic, thereby forming tiny particles of smoke.

Please refer to Figure 1, Figure 2 and Figure 3 in conjunction. The atomizer provided by the embodiment of the present invention includes a liquid storage part 1, an ultrasonic atomization piece 2, a liquid guide part 3 and an elastic part 4. The liquid storage part 1 is internally provided with a The atomization chamber 14 that accommodates the ultrasonic atomization sheet 2 and the liquid storage chamber 15 used to store the aerosol-forming matrix. The liquid storage part 1 is also provided with a smoke outlet 16 for the user to smoke smoke, and the smoke outlet 16 is connected with the atomization chamber 14 .

Please refer to Figure 2. The ultrasonic atomizing sheet 2 is disposed in the atomizing chamber 14. The ultrasonic atomizing sheet 2 can The sol-forming matrix atomizes to form a smoke that can be smoked by the user. The liquid guide member 3 is provided in the liquid storage member 1. The first end of the liquid guide member 3 extends into the atomization chamber 14, and the first end of the liquid guide member 3 is in contact with the ultrasonic atomization sheet 2. The liquid guide member 3 can The aerosol in the adsorption liquid storage chamber 15 forms a matrix. In this way, the liquid guide 3 can transmit the aerosol-forming matrix in the liquid storage chamber 15 to the ultrasonic atomization sheet 2 , so that the liquid storage chamber 15 can provide the aerosol-forming matrix to the ultrasonic atomization sheet 2 .

Please further refer to Figure 2. The elastic member 4 is fixedly arranged in the liquid storage member 1. The second end of the liquid guide member 3 is supported on the elastic member 4, and the elastic member 4 can resist the liquid guide member toward the ultrasonic atomizing sheet 2. 3. The first end of the liquid-conducting member 3 is always in contact with the ultrasonic atomizing sheet 2, thereby ensuring that the liquid-conducting member 3 can continuously and stably transmit the aerosol to the ultrasonic atomizing sheet 2 to form the matrix. It can be understood that the above-mentioned elastic member 4 may be but is not limited to a silicone member, and the elastic member 4 may also be a rubber member, etc. When the elastic member 4 is a silicone member, the elastic member 4 can be used as a sealing member or as a support member that elastically supports the liquid guide member 3 so that the proper relationship between the liquid guide member 3 and the ultrasonic atomization sheet 2 is maintained. The liquid conduction gap effectively avoids the situation of poor contact between the liquid conduction member 3 and the ultrasonic atomization sheet 2 or the excessive gap between the liquid conduction member 3 and the ultrasonic atomization sheet 2, so that the liquid conduction member 3 can move towards the ultrasonic atomization sheet 2. The atomizing piece 2 continuously and stably transmits the aerosol to form a matrix, thereby ensuring that the ultrasonic atomizing piece 2 of the atomizer has a stable and consistent atomization effect.

Compared with the prior art, the atomizer provided by the embodiment of the present invention only needs to make the first end of the liquid guide member 3 contact the ultrasonic atomizing sheet 2 by arranging the elastic member 4 in the liquid storage member 1, and The second end of the liquid guide member 3 is supported on the elastic member 4, and the elastic member 4 can be used to resist the liquid guide member 3 toward the ultrasonic atomization sheet 2. Even if the ultrasonic atomizer sheet 2 is in the vibration working mode, the liquid guide member 3 can be guided. The first end of the liquid part 3 maintains good contact with the ultrasonic atomization piece 2, effectively avoiding poor contact between the liquid guide part 3 and the ultrasonic atomization piece 2 or an excessive gap between the liquid guide part 3 and the ultrasonic atomization piece 2. situation, so that the liquid guide 3 can continuously and stably transmit the aerosol-forming matrix to the ultrasonic atomizing sheet 2, which is conducive to improving the stability and atomization effect of the atomized aerosol-forming matrix of the ultrasonic atomizing sheet 2. In addition, since the elastic member 4 can resist the liquid guide member 3 toward the ultrasonic atomization sheet 2, it can also effectively prevent the liquid guide member 3 and the ultrasonic atomization sheet 2 from being assembled too tightly and affecting the normal operation of the ultrasonic atomization sheet 2. work, thereby enhancing the stability and reliability of the atomizer's atomized aerosol-forming matrix.

Please refer to Figure 2, Figure 6 and Figure 7 in combination. In some embodiments, the liquid guide 3 is a liquid guide rod, and the liquid storage part 1 is provided with a positioning sleeve 17 for positioning the liquid guide rod. The liquid guide rod can It is accommodated in the positioning sleeve 17 and slides along the axial direction. During use, the first end of the liquid guide rod is in contact with the ultrasonic atomization sheet 2, and the second end of the liquid guide rod is supported on the elastic member 4, and the elastic member 4 is used to resist the liquid guide member toward the ultrasonic atomization sheet 2. 3. It can compensate for the dimensional tolerance between the second end of the liquid guide rod and the ultrasonic atomization piece 2, thereby ensuring the normal atomization smoke effect of the ultrasonic atomization piece 2. It should be noted that due to the influence of the dimensional tolerance between the second end of the liquid guiding rod and the ultrasonic atomization piece 2, the following two situations usually occur: one situation is that the second end of the liquid guiding rod and the ultrasonic atomizing piece 2 There is an assembly gap between the sheets 2, causing the liquid guide rod to be unable to contact the ultrasonic atomization piece 2, or causing the liquid guide gap between the liquid guide rod and the ultrasonic atomization piece 2 to be too large, so that the liquid guide rod cannot contact the ultrasonic atomization piece 2. 2. Continuously and stably transmit aerosol to form a matrix; another situation is that the liquid guide rod and the ultrasonic atomization piece 2 are assembled too tightly, which affects the normal vibration work of the ultrasonic atomization piece 2 and may even cause ultrasonic atomization. The piece 2 is damaged, thus affecting the normal atomization effect of the ultrasonic atomizer piece 2 and reducing the stability and reliability of the atomization work of the strong atomizer. In this embodiment, a positioning sleeve 17 is provided in the liquid storage part 1, and the liquid guide rod only needs to be slidably accommodated in the positioning sleeve 17 in the axial direction. When the ultrasonic atomizing plate 2 vibrates, Under the elastic resistance of the elastic member 4, the liquid guide rod can move along the axial direction correspondingly with the vibration of the ultrasonic atomization piece, so that the liquid guide rod and the ultrasonic atomization piece 2 always maintain good contact or Maintain an appropriate liquid-conducting gap to effectively avoid poor contact between the liquid-conducting member 3 and the ultrasonic atomizing sheet 2 or an excessive gap between the liquid-conducting member 3 and the ultrasonic atomizing sheet 2, so that the liquid-conducting member 3 can The continuous and stable transmission of the aerosol-forming matrix to the ultrasonic atomizing sheet 2 is beneficial to improving the stability and atomization effect of the atomized aerosol-forming matrix of the ultrasonic atomizing sheet 2. It can be understood that in some embodiments, the liquid-conducting rod may be, but is not limited to, a liquid-conducting cotton swab or a porous ceramic rod. Please further refer to FIGS. 6 and 7 . In some embodiments, the positioning sleeve 17 is provided with a liquid guide hole 18 that communicates with the liquid storage chamber 15 . The liquid guide hole 18 is a long hole extending along the axial direction of the positioning sleeve 17 . The strip holes are used to increase the transmission rate and liquid volume of the aerosol-forming matrix in the liquid storage chamber 15 to the liquid guide rod. It can be understood that multiple liquid conducting holes 18 can be provided, and the plurality of liquid conducting holes 18 are evenly arranged along the circumferential direction of the positioning sleeve 17 .

Please refer to Figure 3, Figure 4 and Figure 5 in conjunction. In some embodiments, the elastic member 4 includes a support base. 41 and an elastic compensation piece 42 suspended on the support base 41, and the second end of the liquid guide 3 is supported on the elastic compensation piece 42. In this embodiment, an elastic compensation piece 42 is suspended on the support base 41, and only the second end of the liquid guide 3 is supported on the elastic compensation piece 42. Since the elastic compensation piece 42 has good elasticity, it can be well Compensate for the dimensional tolerance between the second end of the liquid guide member 3 and the ultrasonic atomization sheet 2. Please refer to FIGS. 3 and 5 . In other embodiments, the support base 41 has an annular structure. The elastic member 4 also includes an annular bending portion 43 provided on the support base 41 . The annular bending portion 43 extends along the support base 41 . 41 is bent radially inward, and the annular bending portion 43 is located at one end of the support seat 41 close to the ultrasonic atomization sheet 2, and the elastic compensation piece 42 is suspended in the annular hole of the annular bending portion 43. In this way, the elastic compensation piece 42 is suspended on the support base 41 through the annular bending portion 43, further enhancing the elasticity of the elastic compensation piece 42, thereby enhancing the connection between the elastic compensation piece 42 and the second end of the liquid guide rod and the ultrasonic atomization piece 2 The compensation effect of the dimensional tolerance between the liquid guide rod and the ultrasonic atomization piece 2 always maintains good contact or an appropriate liquid guide gap, thereby ensuring that the liquid guide member 3 can continuously and stably move toward the ultrasonic atomization piece 2 Transport aerosols form a matrix.

Please refer to Figure 3, Figure 4 and Figure 5 in conjunction. In other embodiments, the thickness of the elastic compensation piece 42 is smaller than the thickness of the annular bending portion 43, so as to form an elastic member 4 on the side facing the ultrasonic atomization piece 2. The second end of the liquid-conducting member 3 is inserted into the groove 5 to enhance the stability of the connection between the liquid-conducting member 3 and the elastic member 4 . Please refer to Figure 2, Figure 3 and Figure 5 in combination. In other embodiments, the elastic compensation piece 42 is provided with a boss 6 on a side facing the ultrasonic atomization piece 2, and the end surface of the second end of the liquid guide 3 resists On the boss 6, the compensation effect of the elastic compensation piece 42 on the dimensional tolerance between the second end of the liquid guide 3 and the ultrasonic atomization piece 2 is enhanced, so that the gap between the liquid guide 3 and the ultrasonic atomization piece 2 is always maintained. Good contact or maintaining an appropriate liquid conduction gap ensures that the liquid conduction member 3 can continuously and stably transmit the aerosol to the ultrasonic atomization sheet 2 to form a matrix.

Please refer to Figure 2 and Figure 7 in conjunction. In some embodiments, the atomization chamber 14 is provided with a mounting seat 7 that supports and fixes the ultrasonic atomization sheet 2, and an elastic member is provided between the mounting seat 7 and the ultrasonic atomization sheet 2. Shock absorbing parts 8. On the one hand, because the elastic shock absorbing member 8 has good elasticity, the elastic shock absorbing member 8 can cooperate with the elastic member 4 to compensate for the dimensional tolerance between the second end of the liquid guide rod and the ultrasonic atomization sheet 2; on the other hand, due to the elasticity The shock-absorbing member 8 has good shock-absorbing performance, which is beneficial to reducing the noise caused by the vibration of the ultrasonic atomizing piece 2 and mitigating the causes. Wear caused by vibration and friction. Please further refer to FIG. 7 . In other embodiments, the elastic damping member 8 is provided with a positioning groove 9 , and the ultrasonic atomization sheet 2 is accommodated in the positioning groove 9 to enhance the stability of the installation of the ultrasonic atomization sheet 2 . sex. It can be understood that the elastic shock-absorbing member 8 may be, but is not limited to, a silicone member or a rubber member.

Please refer to Figures 1, 2 and 7 in conjunction. In some embodiments, the liquid storage member 1 includes a cartridge case 11, a cigarette mouthpiece 13 installed at the top of the cartridge case 11, and a cartridge seat 12 installed at the bottom of the cartridge case 11. The cigarette holder 13 is provided with a smoke outlet 16 and an atomization chamber 14 respectively. The elastic member 4 is provided on the cartridge holder 12. The liquid guide 3 is provided in the cartridge case 11. The inside of the cartridge case 11 is outside the liquid guide member 3. A liquid storage chamber 15 is partially defined, a positioning sleeve 17 is provided in the cartridge case 11 , and the liquid guide 3 is accommodated in the positioning sleeve 17 . Please further refer to FIG. 2 and FIG. 7 . The cigarette cartridge case 11 is provided with a first locking protrusion 111 , and the cigarette holder 13 is provided with a first locking protrusion 111 for locking to limit the cigarette holder 13 to the cigarette cartridge case 11 . The first card slot 131. Please further refer to Figure 2. The cartridge holder 12 is provided with a second snap-in protrusion 121, and the cartridge case 11 is provided with a second snap-in protrusion 121 for locking to limit the cartridge holder 12 to the cartridge case 11. The second card slot 112.

It should be noted that in other embodiments, the liquid storage member 1 includes a cigarette cartridge case 11, a cigarette nozzle 13 installed at the top of the cigarette cartridge case 11, and a cigarette cartridge seat 12 installed at the bottom of the cigarette cartridge case 11. The smoke outlet 16 can also be It is provided on the cigarette holder 13, and the atomization chamber 14 can also be provided inside the cartridge case 11. The elastic member 4 is provided on the cartridge seat 12, the liquid guide 3 is provided in the cartridge case 11, and the cartridge case 11 is located inside the cartridge case 11. The part outside the liquid guide 3 defines a liquid storage chamber 15 , a positioning sleeve 17 is provided in the cartridge case 11 , and the liquid guide 3 is accommodated in the positioning sleeve 17 . In other embodiments, the liquid storage member 1 may only include a cartridge case 11 and a cartridge seat 12 installed on the cartridge case 11. The cartridge case 11 is provided with a smoke outlet 16 and an atomization chamber 14 respectively. The elasticity The component 4 is arranged on the cartridge seat 12, the liquid guide member 3 is provided in the cartridge case 11, the part of the cartridge case 11 outside the liquid guide member 3 defines a liquid storage chamber 15, and the positioning sleeve 17 is provided in the cartridge case 11 , the liquid guide 3 is accommodated in the positioning sleeve 17 .

An embodiment of the present invention also provides an aerosol generating device, which includes the atomizer provided in any of the above embodiments. Since the aerosol generating device has all the technical features of the atomizer provided in any of the above embodiments, it has the same technical effect as the above atomizer.

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the protection of the present invention. within the range.

Claims

An atomizer, characterized in that it includes:

The liquid storage part has an atomization chamber and a liquid storage chamber inside, and the liquid storage part is provided with a smoke outlet connected to the atomization chamber;

An ultrasonic atomization piece is provided in the atomization chamber and used to atomize the aerosol-forming substrate to form smoke;

A liquid guide member is provided in the liquid storage member, the first end of the liquid guide member extends into the atomization chamber, and the first end of the liquid guide member is in contact with the ultrasonic atomization sheet, So that the aerosol-forming matrix in the liquid storage chamber can be transmitted to the ultrasonic atomizing sheet through the liquid guide member; and

An elastic member is provided in the liquid storage member, and the second end of the liquid guide member is supported on the elastic member, so that the elastic member resists the liquid guide member toward the ultrasonic atomization sheet.
The atomizer of claim 1, wherein the liquid guide member is a liquid guide rod, and a positioning sleeve for defining the liquid guide rod is provided in the liquid storage part, and the liquid guide rod is It is slidably accommodated in the positioning sleeve along the axial direction.
The atomizer of claim 1, wherein the elastic member includes a support base and an elastic compensation piece suspended on the support base, and the second end of the liquid guide member is supported on the elastic member. Compensation sheet.
The atomizer of claim 3, wherein the support seat has an annular structure, the elastic member further includes an annular bending portion formed by bending radially inward along the support seat, and the The annular bending part is located at one end of the support seat close to the ultrasonic atomization sheet, and the elastic compensation piece is suspended in the annular hole of the annular bending part.
The atomizer of claim 4, wherein the thickness of the elastic compensation piece is smaller than the thickness of the annular bending portion to form a concave surface on the side of the elastic member facing the ultrasonic atomization piece. groove, and the second end of the liquid-conducting member is inserted into the groove.
The atomizer according to any one of claims 3 to 5, wherein the elastic compensation piece is provided with a boss on a side facing the ultrasonic atomization piece, and the end surface of the second end of the liquid guide member resist everything On the above mentioned boss.
The atomizer according to any one of claims 1 to 5, characterized in that the elastic member is a silicone member.
The atomizer according to any one of claims 1 to 5, characterized in that a mounting seat for supporting and fixing the ultrasonic atomizing sheet is provided in the atomizing chamber, and the mounting seat is connected to the ultrasonic mist There are elastic shock-absorbing parts between the chemical plates.
The atomizer of claim 8, wherein the elastic damping member is provided with a positioning groove, and the ultrasonic atomization piece is accommodated in the positioning groove.
An aerosol generating device, characterized by comprising the atomizer according to any one of claims 1 to 9.