WO2022057618A1

WO2022057618A1 - Atomizing device and electronic cigarette

Info

Publication number: WO2022057618A1
Application number: PCT/CN2021/115682
Authority: WO
Inventors: 王慧; 徐升阳; 金扬云
Original assignee: 深圳雾芯科技有限公司
Priority date: 2020-09-15
Filing date: 2021-08-31
Publication date: 2022-03-24
Also published as: CN214047569U

Abstract

An atomizing device (100A) and an electronic cigarette (100). The atomizing device (100A), in a height direction, comprises a support (5) for supporting an atomizing element (4) and an upper cover (3) covering the support (5). An atomizing bin is formed between the support (5) and the upper cover (3). The atomizing bin is internally provided with the atomizing element (4). The atomizing bin is provided with a gas inlet and a gas outlet, and the gas inlet and the gas outlet are respectively located on two opposite side walls of the atomizing bin. A lower edge of the gas inlet is lower than an upper edge of the gas outlet. The electronic cigarette (100) comprises a main body (100B) provided with a battery, and an atomizing device (100A). The atomizing device (100A) and the electronic cigarette (100) can effectively solve problems such as the leakage or the burnt taste of an edible e-liquid and can prevent the user from having a poor user experience.

Description

Atomizers and Electronic Cigarettes

technical field

The present application generally relates to an electronic device, and in particular, to an atomizing device and an electronic cigarette.

Background technique

Cotton is often used as the atomizing element in electronic cigarettes on the market. However, in the current electronic cigarette products using cotton as the atomizing element, there are often problems such as leakage of edible e-liquid or sticky smell, resulting in poor user experience.

SUMMARY OF THE INVENTION

In view of this, the present application discloses an atomizing device and an electronic cigarette to solve the above problems.

The present application proposes an atomizing device, wherein the atomizing device includes a support for supporting the atomizing element and an upper cover disposed above the support along the height direction. An atomization chamber is formed between the support and the upper cover. The atomizing chamber is provided with atomizing elements. The atomization chamber has an air inlet and an air outlet, and the air inlet and the air outlet are respectively located on two opposite side walls of the atomization chamber. The lower edge of the air inlet is lower than the upper edge of the air outlet.

As an embodiment, the lower edge of the air inlet is higher than the bottom wall of the atomization chamber.

As an implementation manner, the connecting line between the lower edge of the air inlet and the upper edge of the air outlet intersects with the atomizing element.

As an embodiment, the connecting line passes through the middle part of the atomizing element in the height direction, or through the lower half of the atomizing element in the height direction.

As an embodiment, the support is provided with first support parts at both ends along the length direction of the atomizing element, respectively, for supporting the atomizing element below; the upper cover is located along the atomizing element. Both ends in the length direction are respectively provided with second support parts for supporting the atomizing element above, and the first and second support parts are aligned one by one along the height direction.

As an embodiment, the lower edge of the first support portion is higher than the lower edge of the air inlet and lower than the upper edge of the air outlet.

As an embodiment, the atomizing element includes oil-absorbing cotton and a heating element wrapped around the oil-absorbing cotton, and both ends of the oil-absorbing cotton are respectively supported on the first support portion.

As an embodiment, the support is further provided with accommodating grooves at both ends of the atomizing element for accommodating both ends of the atomizing element; the accommodating groove is on the side facing the other accommodating groove open, and the bottom wall of the open position is higher than the rest position to form the first support part.

As an embodiment, the upper cover is further provided with a smoke outlet chamber located above the atomization chamber, which is communicated with the atomization chamber through the air outlet, and a smoke outlet is provided on the top of the smoke outlet chamber. Smoke mouth.

As an embodiment, it further includes a casing, and the support and the upper cover are accommodated in the casing; the casing is further provided with a smoke outlet pipe located above the upper cover, and the smoke outlet pipe is The lower end extends into the smoke outlet and has a projecting portion extending into the smoke outlet bin.

As an embodiment, there is a space between the protruding portion and the bottom wall of the smoke outlet bin.

As an embodiment, the bottom wall of the smoke outlet is provided with a through hole.

The present application proposes an electronic cigarette. The electronic cigarette includes a main body provided with a battery and the above-mentioned atomizing device.

The atomization device and electronic cigarette proposed in the present application can effectively solve the problems of edible e-liquid leakage or sticky smell, and avoid bad use experience for users.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and together with the following specific embodiments, are used to explain the present application, but do not constitute a limitation to the present application. In the attached image:

FIG. 1 illustrates a schematic front view of an electronic cigarette according to some embodiments of the present application.

Figure 2 illustrates an exemplary combined schematic diagram of an electronic cigarette according to some embodiments of the present application.

3A and 3B illustrate exploded schematic views of atomizing devices according to some embodiments of the present application.

4 illustrates an exploded schematic view of a base according to some embodiments of the present application.

5A and 5B illustrate perspective views of a mount according to some embodiments of the present application.

6A and 6B illustrate perspective views of an upper cover according to some embodiments of the present application.

7A and 7B respectively illustrate a structural cross-sectional view and a front cross-sectional view of an atomizing device according to some embodiments of the present application.

detailed description

The following disclosure provides various implementations, or illustrations, that can be used to implement various features of the present disclosure. Specific examples of components and configurations are described below to simplify the present disclosure. As can be appreciated, these descriptions are exemplary only, and are not intended to limit the present disclosure. For example, in the description below, forming a first feature on or over a second feature may include some embodiments in which the first and second features are in direct contact with each other; and may also include Certain embodiments may have additional components formed between the first and second features described above, such that the first and second features may not be in direct contact. Furthermore, the present disclosure may reuse reference numerals and/or reference numerals in various embodiments. Such reuse is for brevity and clarity, and does not in itself represent a relationship between the different embodiments and/or configurations discussed.

Furthermore, the use of spatially relative terms, such as "below", "below", "below", "above", "above" and the like, may be used to facilitate the description of the drawings. relationship between one component or feature shown with respect to another component or feature. These spatially relative terms are intended to encompass many different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be positioned in other orientations (eg, rotated 90 degrees or at other orientations) and these spatially relative descriptors should be interpreted accordingly.

FIG. 1 illustrates a schematic front view of an electronic cigarette 100 according to some embodiments of the present application.

The electronic cigarette 100 may include an atomizing device 100A and a main body 100B. In some embodiments, the atomizing device 100A and the main body 100B can be designed as a whole. In some embodiments, the atomizing device 100A and the main body 100B may be designed as two separate components. In certain embodiments, the atomizing device 100A may be designed to be removably associated with the body 100B. In some embodiments, when the atomizing device 100A is combined with the body 100B, a portion of the atomizing device 100A is housed in the body 100B. In certain embodiments, the atomizing device 100A may be referred to as a cartridge or a reservoir assembly. In some embodiments, the body 100B may be referred to as the main body.

Although not depicted in FIG. 1 , a power source component (such as, but not limited to, a battery or a rechargeable battery) may be included within the main body 100B. In some embodiments, the main body 100B may further include other necessary components for realizing the functions of the electronic cigarette 100. For example, the main body 100B may also include conductive bullet pins, sensors, circuit boards, light guide components, and buffer components. , a power supply assembly bracket, a motor, a charging board and other components required for the operation of the electronic cigarette 100 . The main body 100B can provide power to the atomizing device 100A. The power supply provided by the main body 100B to the atomizing device 100A may heat the atomizable material stored in the atomizing device 100A. The atomizable material may be a liquid. The atomizable material may be a solution. Atomizable material can also be called e-liquid. E-liquid is edible.

FIG. 2 illustrates an exemplary combined schematic diagram of an electronic cigarette 100 according to some embodiments of the present application.

The main body 100B has the main body casing 22 . The main body casing 22 has an opening 22h. The opening 22h can accommodate a part of the atomizing device 100A. The opening 22h may enclose a portion of the atomizing device 100A. In some embodiments, the atomizing device 100A may not be directional. In some embodiments, the atomizing device 100A can be removably combined with the main body 100B in two different orientations.

3A and 3B illustrate an exploded schematic view of an atomizing device 100A according to some embodiments of the present application.

As shown in FIGS. 3A and 3B , the atomizing device 100A may include a housing 1 , a sealing member 2 , an upper cover 3 , an atomizing element 4 , a support 5 , a sealing ring 8 and a base 9.

The casing 1 includes a smoke outlet pipe 1t. The smoke outlet pipe 1t communicates with the opening 1h. The aerosol generated by the atomizing device 100A can be inhaled by the user through the smoke outlet pipe 1t.

As shown in FIG. 3A , the upper cover sealing assembly 2 may have a plurality of openings. The upper cover 3 may have a plurality of openings. In some embodiments, the upper cover sealing assembly 2 may have an opening 2h1, an opening 2h2, and an opening 2h3. In some embodiments, the upper cover 3 may have an opening 3h1, an opening 3h2, and an opening 3h3. The opening 2h1, the opening 2h2, and the opening 2h3 correspond to the opening 3h1, the opening 3h2, and the opening 3h3, respectively. The opening 2h1, the opening 2h2, and the opening 2h3 expose the opening 3h1, the opening 3h2, and the opening 3h3, respectively.

In some embodiments, the number of openings of the upper cover sealing assembly 2 and the number of openings of the upper cover 3 may be the same. In some embodiments, the number of openings of the upper cover sealing assembly 2 and the number of openings of the upper cover 3 may be different. In some embodiments, the number of openings of the upper cover sealing assembly 2 may be less than the number of openings of the upper cover 3 . In some embodiments, the number of openings of the upper cover sealing assembly 2 may be greater than the number of openings of the upper cover 3 .

When part or all of the components of the atomizing device 100A are combined with each other, the upper cover sealing component 2 may cover a part of the upper cover 3 . The upper cover sealing assembly 2 may surround a portion of the upper cover 3 . The upper cover sealing assembly 2 may expose a part of the upper cover 3 .

In some embodiments, the upper lid sealing assembly 2 may have elasticity. In some embodiments, the upper cover sealing assembly 2 may have flexibility. In some embodiments, the upper lid sealing assembly 2 may contain silicone. In some embodiments, the upper cover sealing assembly 2 may be made of silicone.

When some or all of the components of the atomizing device 100A are combined with each other, the atomizing device 100A has a support 5 for supporting the atomizing element 4 and an upper cover 3 overlying the support 5 along the height direction of the atomizing device 100A. The space between the support 5 and the upper cover 3 forms an atomizing chamber, and the atomizing element 4 is arranged in the atomizing chamber.

Figure 4 illustrates an exploded schematic view of the base 9 according to some embodiments of the present application.

The bottom of the base 9 contains a groove 9r1. The sealing ring 8 can be arranged in the groove 9r1 at the bottom of the base 9 . The base 9 includes an air intake area 9a, which includes a groove 9a1. The groove 9a1 is provided with an opening 9h1 and an opening 9h2. The opening 9h1 and the opening 9h2 may be provided within the range of the intake area 9a. The opening 9h1 and the opening 9h2 can be disposed within the range of the groove 9a1.

The opening 9h1 and the opening 9h2 communicate with the atomizing chamber inside the atomizing device 100A. The openings 9h1 and 9h2 serve as air intake holes, and air can enter the inside of the atomizing device 100A through the openings 9h1 and 9h2.

The base 9 additionally includes openings 9h3 and 9h4 arranged on both sides of the intake area 9a. The electrical contact elements 9p1 and 9p2 can pass through the openings 9h3 and 9h4 respectively and be fixed on the base 9 . The electrical contact elements 9p1 and 9p2 pass through the openings 9h3 and 9h4 and extend to the inside of the atomizing device 100A. The electrical contact elements 9p1 and 9p2 may have the function of conducting current. The electrical contact elements 9p1 and 9p2 can provide power to the atomizing element 4 in the atomizing device 100A.

After the electrical contact elements 9p1 and 9p2 pass through the openings 9h3 and 9h4 , the electrical contact surface 9s1 of the electrical contact element 9p1 and the electrical contact surface 9s2 of the electrical contact element 9p2 are exposed on the outer surface of the base 9 .

The electrical contact elements 9p1 and 9p2 may comprise metal. The electrical contact elements 9p1 and 9p2 can be attracted by the magnetic components. The atomizing device 100A can be adsorbed by the magnetic components disposed in the main body 100B via the electrical contact elements 9p1 and 9p2 . The atomizing device 100A can be removably combined with the main body 100B via the electrical contact elements 9p1 and 9p2 .

As demonstrated in Figures 3A and 3B, in some embodiments, the atomizing device 100A may include a first protective plug 1a and a second protective plug 9b. The first protection plug 1a is detachably installed and extends into the opening 1h. The second protection plug 9b is detachably installed and extends into the openings 9h1 and 9h2 of the base 9 . In this way, the first protection plug 1a and the second protection plug 9b can prevent foreign matter from entering the opening 1h and the openings 9h1 and 9h2. When the atomizing device 100A is not in use, the first protection plug 1a and the second protection plug 9b can prevent the leakage of e-liquid or condensed liquid from the opening 1h or the openings 9h1 and 9h2. When the atomizing device 100A has just been manufactured, the first protective plug 1a and the second protective plug 9b can form a good sealing effect, so as to avoid leakage of the e-liquid during the transportation of the atomizing device 100A. Before the user starts to use the atomizing device 100A, the first protective plug 1a and the second protective plug 9b need to be removed before the atomizing device 100A can be used.

3A and 3B, in some embodiments, the atomizing element 4 includes an oil-absorbing cotton 4a1 and a heating element 4a2 wrapped around the oil-absorbing cotton 4a1. In some embodiments, the atomizing element 4 may be a heating assembly. In certain embodiments, the heating element 4a2 may comprise metal. Both ends of the heating element 4a2 pass through the support 5 and are electrically connected to the electrical contact elements 9p1 and 9p2 respectively. The heating element 4a2 can generate heat after receiving current from the electrical contact elements 9p1 and 9p2.

5A and 5B illustrate perspective views of a mount 5 according to some embodiments of the present application.

The support 5 includes a bottom wall 50 , accommodating

grooves

51 and 52 symmetrically arranged on both sides of the bottom wall 50 , and extending

portions

53 and 54 respectively arranged on the front and rear of the bottom wall 50 . The accommodating groove 51 includes an accommodating portion 51a, and the accommodating portion 51a includes a side wall 51a1 and a bottom wall 51a2. A side of the accommodating groove 51 facing the accommodating groove 52 is opened to form an opening 51b, and the opening 51b includes a side wall 51b1 and a bottom wall 51b2.

The accommodating groove 52 includes an accommodating portion 52a, and the accommodating portion 52a includes a side wall 52a1 and a bottom wall 52a2. The side of the accommodating groove 52 facing the accommodating groove 51 is opened to form an opening 52b, and the opening 52b includes a side wall 52b1 and a bottom wall 52b2. The bottom wall 51b2 of the opening portion 51b is higher than the bottom wall 51a2 of the accommodating portion 51a, and the bottom wall 52b2 of the opening portion 52b is higher than the bottom wall 52a2 of the accommodating portion 52a. The opening portion 51 b and the opening portion 52 b form the first support portion 55 . When some or all of the components of the atomizing device 100A are combined with each other, the first supporting portion 55 is used to support both ends of the atomizing element 4 below. The

accommodating grooves

51 and 52 and the extending

parts

53 and 54 are provided to surround the bottom wall 50 , wherein the bottom wall 50 has the lowest position in the height direction.

The support 5 also includes a connecting portion 56 connected between the extension portion 54 and the bottom wall 50 . The connection portion 56 is located between the extension portion 54 and the bottom wall 50 in the height direction. The support 5 also has a bottom periphery 58 . The bottom peripheral portion 58 and the connecting portion 56 have a depth difference in the short axis direction of the holder 5 , so that an intake passage 57 is formed between the bottom peripheral portion 58 and the connecting portion 56 . The extension portion 54 surrounds the upper portion of the intake passage 57 from the peripheral portion. Since the extension portion 54 is higher than the connection portion 56 in the height direction, the upper port of the intake passage 57 forms an inclined port that gradually rises from the connection portion 56 to the extension portion 54 .

Referring to FIG. 5B, the holder 5 also includes through holes 59h1 and 59h2. When part or all of the components of the atomizing device 100A are combined with each other, the two ends of the heating element 4a2 pass through the through holes 59h1 and 59h2, respectively, and are electrically connected to the electrical contact elements 9p1 and 9p2.

6A and 6B illustrate perspective views of the upper cover 3 according to some embodiments of the present application, wherein FIG. 6A is a view of the upper cover 3 from a bird's-eye view, and FIG. 6B is a view of the upper cover 3 from an elevation angle. The upper cover 3 includes an upper part 31 and a lower part 32 . The upper part 31 includes an opening 3h1, an opening 3h2 and an opening 3h3, wherein the opening 3h1 is used as a smoke outlet, and the opening 3h2 and the opening 3h3 are used as a lower liquid opening. When some or all of the components of the atomizing device 100A are combined with each other, the smoke outlet pipe 1t communicates with the opening 3h1, and the oil storage portion (not shown) that stores the smoke oil communicates with the openings 3h2 and 3h3.

The lower portion 32 includes a central portion 321 and side portions 322 provided on both sides of the central portion 321 . The central portion 321 includes a top plane 321a and an outer side surface 321b. The outer side surface 321b and the outer side surface of the side part 322 have a depth difference 32W. When some or all of the components of the atomizing device 100A are combined with each other, the difference in depth 32W causes the air outlet channel 33 to be formed between the outer side surface 321b and the outer side surface of the side portion 322 . The space between the opening 3h1 and the central portion 321 forms the smoke chamber 34 . The air outlet channel 33 extends to the smoke outlet bin 34 and the opening 3h1. In some embodiments, the connecting surface between the top plane 321a and the outer side surface 321b is arc-shaped, which is helpful for gas circulation. In some embodiments, the top plane 321a has through holes 321ah thereon.

As shown in FIG. 6B , the lower part 32 further includes

pressing parts

35 a and 35 b, wherein the positions of the

pressing parts

35 a and 35 b correspond to the opening part 51 b and the opening part 52 b of the support 5 respectively. The

pressing parts

35 a and 35 b form the second supporting part 36 . When part or all of the components of the atomizing device 100A are combined with each other, the second support portion 36 is used to contact both ends of the atomizing element 4 from above to fix the atomizing element 4 . In some embodiments, the depressed portion 35a of the upper cover 3 is aligned with the opening portion 51b of the support 5 in the height direction, and the depressed portion 35b of the upper cover 3 is aligned with the opening portion 52b of the support 5 in the height direction.

7A and 7B respectively illustrate a structural cross-sectional view and a front cross-sectional view of an atomizing device 100A according to some embodiments of the present application.

When some or all of the components of the atomizing device 100A are combined with each other, the space between the support 5 and the upper cover 3 forms an atomizing chamber 60 , and the atomizing element 4 is arranged in the atomizing chamber 60 . The first supporting portion 55 of the support 5 supports the atomizing element 4 from below, and the second supporting portion 36 of the upper cover 3 contacts the atomizing element 4 from above. The first support portion 55 and the second support portion 36 fix the atomizing element 4 . The first support portion 55 and the second support portion 36 are aligned in the height direction.

The atomization chamber 60 includes an air inlet 61 and an air outlet 62 , which are respectively located on two opposite side walls of the atomization chamber 60 . In some embodiments, the air inlet 61 is the interface between the air inlet passage 57 and the atomization chamber 60 , that is, the upper port of the air inlet passage 57 . In some embodiments, the air outlet 62 is an opening between the outer side 321b and the extension 53 .

In some embodiments, the lower edge of the air inlet 61 is lower than the upper edge of the air outlet 62 . The bottom wall 50 of the support 5 serves as the bottom wall of the atomization chamber 60 . In some embodiments, the lower edge of the air inlet 61 is higher than the bottom wall of the atomization chamber 60 . In some embodiments, the lower edge of the first support portion 55 is higher than the lower edge of the air inlet 61 and lower than the upper edge of the air outlet 62 .

The atomization chamber 60 communicates with the opening 3h1 through the air outlet 62 , the air outlet channel 33 and the smoke outlet chamber 34 . The lower end of the smoke outlet pipe 1t protrudes into the opening 3h1 serving as the smoke outlet, and has a protruding portion 1t1 which protrudes into the smoke outlet chamber 34 . There is a space between the protruding portion 1t1 and the bottom wall of the smoke outlet 34, that is, the top plane 321a. The protruding portion 1t1 extending into the smoke outlet 34 can block the condensate from entering the smoke outlet pipe 1t.

The direction of arrow 64f is the gas flow direction. In some embodiments, the connecting line between the lower edge of the air inlet 61 and the upper edge of the air outlet 62 intersects with the atomizing element 4, so that when the airflow enters the atomizing chamber 60, it passes through the atomizing element 4, effectively Cool down. The connecting line between the lower edge of the air inlet 61 and the upper edge of the air outlet 62 intersects with the atomizing assembly 4, so that when the airflow enters the atomizing chamber 60, it passes through the atomizing assembly 4, and effectively removes the atomizing assembly 4. The generated aerosol is carried to the smoke outlet pipe 1t.

In some embodiments, the connecting line between the lower edge of the air inlet 61 and the upper edge of the air outlet 62 passes through the middle of the atomizing element 4 in the height direction. In some embodiments, the connecting line between the lower edge of the air inlet 61 and the upper edge of the air outlet 62 passes through the lower half of the atomizing element 4 in the height direction.

Claims

An atomizing device is characterized in that, along the height direction, it includes a support for supporting the atomizing element and an upper cover that is covered above the support, and an atomization is formed between the support and the upper cover. A silo, an atomizing element is arranged in the atomizing silo;

The atomization chamber has an air inlet and an air outlet, which are respectively located on the opposite side walls of the atomization chamber;

The lower edge of the air inlet is lower than the upper edge of the air outlet.
The atomizing device according to claim 1, wherein the lower edge of the air inlet is higher than the bottom wall of the atomizing chamber.
The atomizing device according to claim 1, wherein the connecting line between the lower edge of the air inlet and the upper edge of the air outlet intersects with the atomizing element.
The atomizing device according to claim 3, wherein the connecting line passes through the middle part of the atomizing element in the height direction, or through the lower half of the atomizing element in the height direction.
The atomizing device according to claim 1, wherein the support is provided with first support parts at both ends along the length direction of the atomizing element, for supporting the atomizing element below;

The upper cover is provided with second supporting parts at both ends along the length direction of the atomizing element, respectively, for supporting the atomizing element above, and the first and second supporting parts are aligned one by one along the height direction.
The atomizing device according to claim 5, wherein the lower edge of the first support portion is higher than the lower edge of the air inlet and lower than the upper edge of the air outlet.
The atomizing device according to claim 5, wherein the atomizing element comprises an oil-absorbing cotton and a heating element wrapped around the oil-absorbing cotton, and both ends of the oil-absorbing cotton are respectively supported on the first support Department.
The atomizing device according to claim 5, wherein the support is further provided with accommodating grooves at both ends of the atomizing element for accommodating both ends of the atomizing element;

The accommodating groove is open on a side facing the other accommodating groove, and the bottom wall of the open position is higher than the rest positions to form the first support portion.
The atomization device according to claim 1, wherein the upper cover is further provided with a smoke outlet chamber located above the atomization chamber, which is communicated with the atomization chamber through the air outlet, so The top of the smoke bin is provided with a smoke outlet.
The atomizing device according to claim 9, characterized in that,

Also includes a housing, the support and the upper cover are accommodated in the housing;

The casing is also provided with a smoke outlet pipe located above the upper cover, and the lower end of the smoke outlet pipe extends into the smoke outlet and has a projecting portion extending into the smoke outlet bin.
The atomizing device according to claim 10, wherein there is a space between the extending portion and the bottom wall of the smoke outlet.
The atomizing device according to claim 10, wherein a through hole is provided on the bottom wall of the smoke outlet.
An electronic cigarette is characterized by comprising: a main body provided with a battery, and the atomizing device according to any one of claims 1-12.