CN211746949U

CN211746949U - Atomizer and aerosol generating device

Info

Publication number: CN211746949U
Application number: CN202020288842.2U
Authority: CN
Inventors: 邱伟华; 易龙; 石贯云
Original assignee: Changzhou Paiteng Electronic Technology Co Ltd
Current assignee: Changzhou Paiteng Electronic Technology Co Ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-10-27
Anticipated expiration: 2030-03-10

Abstract

The utility model discloses an atomizer, it includes stock solution spare and heating element, be formed with the stock solution chamber in the stock solution spare, the stock solution chamber is used for saving aerosol formation matrix, heating element includes drain spare and the heating element, drain spare epirelief is equipped with the imbibition arch, set up the jack with stock solution chamber intercommunication on the stock solution spare, the sealed insertion of imbibition arch is to the jack in, the imbibition arch is including the imbibition face, the imbibition face is used for absorbing aerosol formation matrix, the drain spare includes the atomising face, the atomising face is located the outside in stock solution chamber, the heating element sets up on the atomising face, aerosol formation matrix is conducted to the atomising face by the imbibition face, drain spare and imbibition arch are made by porous material. The utility model discloses an atomizer, the imbibition is protruding directly to extend to the stock solution intracavity, has avoided the drain passageway to take place by the condition of bubble jam, has guaranteed that the tobacco juice conduction is smooth and easy. The utility model also discloses an aerosol generating device of having this atomizer.

Description

Atomizer and aerosol generating device

Technical Field

The present invention relates to aerosol generating devices, and more particularly, to an atomizer and an aerosol generating device.

Background

At present, aerosol generating device in the market usually adopts the liquid guide rope winding heating element of heater of cellucotton, and the liquid guide is efficient, and when aerosol generating device's output was too high the liquid guide rope can take place the phenomenon of scorching because of lacking liquid, and then produces the peculiar smell, influences user's smoking taste. In order to solve the problem, a method of adopting a ceramic heating element as a heating component is also provided in the market, a liquid guide channel is usually arranged in the method to guide the smoke liquid to the ceramic heating element, and in the actual working process, the liquid guide channel is easily blocked by bubbles, so that the smoothness of liquid guide is influenced, and the liquid guide is blocked; in addition, since the ceramic heating element is generally designed such that the entire upper end surface thereof is used as a liquid suction surface, a phenomenon of oil frying due to excessive liquid suction is likely to occur.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for an atomizer that prevents scorching, frying oil, and poor drainage;

it is also desirable to provide an aerosol generating device with such an atomizer.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an atomizer, the atomizer includes stock solution spare and heating element, be formed with the stock solution chamber in the stock solution spare, the stock solution chamber is used for saving aerosol formation matrix, heating element includes drain and heating element, the drain epirelief is equipped with the imbibition arch, set up on the stock solution spare with the jack of stock solution chamber intercommunication, the imbibition protruding sealed insert extremely in the jack, the imbibition arch is including inhaling the liquid level, the imbibition face is used for absorbing aerosol formation matrix, the drain includes the atomising face, the atomising face is located the outside in stock solution chamber, the heating element sets up on the atomising face, aerosol formation matrix by the liquid level conduction extremely the atomising face, the drain reaches the imbibition arch is made by porous material.

Further, the heating part is arranged below the liquid storage part, the insertion hole is formed in the lower end face of the liquid storage part, and the liquid suction surface is flush with the cavity bottom wall of the liquid storage cavity or higher than the cavity bottom wall of the liquid storage cavity.

Further, drain still includes the up end, the up end with the atomizing face sets up relatively, the atomizing face orientation the direction definition of up end does the first direction of drain, the imbibition is protruding to be followed the protruding establishment of first direction is in on the up end, the imbibition surface by keep away from in the imbibition arch the terminal surface of up end forms.

Further, the liquid suction protrusions are provided with two, and the two liquid suction protrusions are symmetrically arranged along the central axis of the first direction relative to the upper end face.

Further, the distance from the atomization surface to the upper end surface of the liquid guide piece along the first direction is the height H of the liquid guide piece, the length of the liquid absorption bulge along the first direction is the height H of the liquid absorption bulge, and H is larger than or equal to H.

Furthermore, the area of any cutting plane on the liquid suction bulge in the first direction is S, and S/H is more than or equal to 2.5.

Further, the atomizer still includes the base, the base is connected the lower extreme of stock solution spare, heating element presss from both sides and establishes stock solution spare reaches between the base, be provided with the atomizing chamber on the base, the drain spare will stock solution chamber with the atomizing chamber separates.

Furthermore, two electrode columns are installed on the heating component, and one ends of the two electrode columns penetrate through the base and then are respectively abutted to the two electrode pins of the heating component.

Further, the air inlet has been seted up on the base, the air inlet with atomizing chamber and outside atmosphere all communicate, be provided with out the cigarette passageway in the wall body of stock solution spare, stock solution spare is kept away from heating element's one end has been seted up the gas outlet, go out the cigarette passageway with atomizing chamber reaches the gas outlet all communicates.

An aerosol generating device, the aerosol generating device includes any preceding atomizer, aerosol generating device still includes power supply unit, power supply unit with atomizer electric connection.

The utility model has the advantages that: the utility model discloses an atomizer or aerosol generating device, drain spare and imbibition are protruding to be made by porous material, can prevent effectively that drain spare and imbibition are protruding to burn in. In addition, the imbibition is protruding directly to extend to the stock solution intracavity, has avoided leading the liquid passageway to take place by the condition of bubble jam, has guaranteed that the tobacco juice conduction is smooth and easy to, the drain piece relies on the bellied imbibition face of imbibition to carry out the imbibition, can effectively avoid because of the phenomenon that the imbibition is too much and cause fried oil.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of an aerosol generating device according to the present invention;

FIG. 2 is a perspective view of a heat generating component of the aerosol generating device of FIG. 1;

FIG. 3 is a front view of the heat generating component shown in FIG. 2;

FIG. 4 is a top view of the heat generating component shown in FIG. 2;

fig. 5 is a bottom view of the heat generating component shown in fig. 2.

The names and the numbers of the parts in the figure are respectively as follows:

atomizer 100 power supply apparatus 200 liquid storage member 10

Smoke outlet channel 103 of jack 102 of liquid storage cavity 101

Gas outlet 104 heating assembly 20 liquid guide member 21

Liquid absorption surface 211A of the liquid absorption bulge 211A generates heat pieces 22

Atomization surface 21B is connected with surface 21C and first end surface 21D

Second end face 21E, third end face 21F, fourth end face 21G

Atomization cavity 301 of base 30 with upper end face 21A

Gas inlet 302 electrode column 31

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.

Referring to fig. 1, the present invention provides an aerosol generating device, which includes an atomizer 100 and a power supply device 200 electrically connected to the atomizer 100. When the aerosol forming device is used, the power supply device 200 supplies electric energy to the atomizer 100, the aerosol forming substrate in the atomizer 100 is heated and atomized under the electric driving action of the power supply device 200 to form smoke, and the smoke is mixed with the outside atmosphere under the suction action of a user and then enters the mouth of the user for the user to suck.

Referring to fig. 1-5, the atomizer 100 includes a liquid storage part 10 and a heating element 20, a liquid storage cavity 101 is formed in the liquid storage part 10, the liquid storage cavity 101 is used for storing aerosol to form a substrate, the heating element 20 includes a liquid guide part 21 and a heating element 22, a liquid absorption protrusion 211 is arranged on the liquid guide part 21 in a protruding manner, the liquid absorption protrusion 211 extends into the liquid storage cavity 101, the liquid absorption protrusion 211 includes a liquid absorption surface 211A, the liquid absorption surface 211A is used for absorbing aerosol to form a substrate, the liquid guide part 21 includes an atomization surface 21B, the atomization surface 21B is located outside the liquid storage cavity 101, the heating element 22 is arranged on the atomization surface 21B, and the liquid guide part 21 and the liquid absorption protrusion 211 are made of a porous material. During operation, the liquid absorption surface 211A transmits the contacted aerosol-forming substrate to the atomization surface 21B sequentially through the liquid absorption protrusions 211 and the liquid guide member 21, so that the aerosol-forming substrate is heated by the heating member 22 on the atomization surface 21B and is atomized to form smoke, and the smoke is provided for a user to absorb.

In this embodiment, because drain 21 and imbibition are protruding 211 to be made by porous material, compare in the cellucotton material and have high temperature resistance, can effectively prevent to burn in drain 21 and the imbibition are protruding 211, have promoted user's the taste of inhaling. In one embodiment, the liquid guiding member 21 and the liquid absorbing protrusion 211 are made of porous ceramic material, and it is understood that the liquid guiding member 21 and the liquid absorbing protrusion 211 can also be made of porous graphite or foamed metal. In addition, because imbibition arch 211 directly extends to in the stock solution chamber 101, avoided the condition that the drain passageway is blockked up by the bubble to take place, guaranteed that the tobacco juice conduction is smooth and easy. In addition, the liquid guide 21 absorbs liquid by the liquid absorption surface 211A of the liquid absorption protrusion 211, so that the phenomenon of oil frying caused by excessive liquid absorption can be effectively avoided.

Referring to fig. 2, in a specific embodiment, the liquid guiding member 21 further includes an upper end surface 21A and a connection surface 21C connected between the upper end surface 21A and the atomization surface 21B, the connection surface 21C includes a first end surface 21D, a second end surface 21E, a third end surface 21F and a fourth end surface 21G, the upper end surface 21A and the atomization surface 21B are oppositely disposed, the first end surface 21D and the third end surface 21F are oppositely disposed, and the second end surface 21E and the fourth end surface 21F are oppositely disposed. In this embodiment, the liquid guide 21 is substantially a rectangular parallelepiped structure, the upper end surface 21A and the atomization surface 21B are both planar and parallel to each other, the first end surface 21D and the third end surface 21F are both planar and parallel to each other, the second end surface 21E and the fourth end surface 21G are both planar and parallel to each other, one of the first end surface 21D and the third end surface 21F is perpendicular to one of the second end surface 21E and the fourth end surface 21G, and a distance between the first end surface 21D and the third end surface 21F is greater than a distance between the second end surface 21E and the fourth end surface 21G. Because the upper end surface 21A and the atomization surface 21B are both planes and are parallel to each other, the conduction rates of the aerosol-forming substrates conducted from all positions on the upper end surface 21A to the atomization surface 21B opposite to the upper end surface are consistent or tend to be consistent, the quality of the aerosol-forming substrates conducted to all positions on the atomization surface 21B is basically consistent, and the uniform atomization of the aerosol-forming substrates is facilitated.

Referring to fig. 4, in a specific embodiment, the first end face 21D, the second end face 21E, the third end face 21F and the fourth end face 21G are sequentially connected, and a connection portion of any two adjacent end faces of the first end face 21D, the second end face 21E, the third end face 21F and the fourth end face 21G is in arc transition connection. Through setting up the circular arc with transitional coupling, be favorable to getting rid of the remaining burr that drain 21 processed man-hour, guarantee machining precision and performance, simultaneously, eliminated stress, be favorable to strengthening the structural strength of drain 21, take place to damage when avoiding the installation of drain 21.

The direction of the atomizing surface 21B toward the upper end surface 21A is defined as a first direction of the liquid guide 21, the liquid suction protrusion 211 is provided on the upper end surface 21A in the first direction, and the liquid suction surface 211A is formed by an end surface of the liquid suction protrusion 211 away from the upper end surface 21A. In this embodiment, the liquid suction projection 211 has a cylindrical structure, and the liquid suction surface 211A is a flat surface and is parallel to the upper end surface 21A. It should be understood that, a plane is arbitrarily cut out of the liquid guide 21 along the first direction, and the shape of the cut-out plane may be a circle, an ellipse, or a polygon such as a triangle, a rectangle, a trapezoid, or a pentagon, which is not limited herein. Also, a plane is arbitrarily cut out in the first direction on the liquid suction projection 211, and the shape of the cut out plane may be any of the above-described shapes.

Referring to FIG. 3, in one embodiment, the distance extending from the atomizing surface 21B to the upper end surface 21A along the first direction on the liquid guide 21 is the height H (unit: mm) of the liquid guide 21, and the length along the first direction on the liquid absorption protrusion 211 is the height H (unit: mm) of the liquid absorption protrusion 211, wherein H is greater than or equal to H. So, control drain 21's reasonable height, improved drain 21's structural strength, also strengthened drain 21's lock oily ability, guaranteed that drain 21 can store more aerosol and form the matrix, avoided the phenomenon of drain 21 dry combustion method, shortened the user simultaneously and used aerosol and formed the atomizing latency of matrix beginning when atomizer 100. In the present embodiment, the height H of the liquid guide 21 is 2mm or more, that is, H is 2mm or more, and in the present embodiment, H is 2mm and H is 2 mm.

In addition, the area of the arbitrary section plane along the first direction on the liquid suction protrusion 211 is S (unit: mm)²) And S/H is more than or equal to 2.5. So, control S and H 'S reasonable ratio, guaranteed the protruding 211' S of imbibition structural strength, simultaneously, guaranteed that imbibition face 211A has great imbibition area. In this embodiment, the liquid suction protrusion 211 has a radius r (unit: mm) of 1.34mm and S of 5.638mm²。

Referring to fig. 4, in one embodiment, the liquid-absorbing protrusion 211 has two protrusions. Specifically, two liquid suction projections 211 are symmetrically arranged about the central axis of the upper end surface 21A in the first direction, one of the liquid suction projections 211 is arranged near the first end surface 21D, the other liquid suction projection 211 is arranged near the third end surface 21F, and the center lines of the two liquid suction projections 211 are both located on the symmetrical plane between the second end surface 21E and the fourth end surface 21G. Thus, the conduction rates of the two ends of the liquid guide member 21 corresponding to the first end surface 21D and the third end surface 21F are ensured to be consistent or tend to be consistent, and the uniformity of the conduction of the aerosol-forming substrate at each position of the liquid guide member 21 is facilitated. It is understood that in other embodiments not shown, the number of the liquid-absorbing protrusions 211 may be only one, or the number of the liquid-absorbing protrusions 211 is a natural number greater than or equal to 2.

In a specific embodiment, the liquid guide 21 and the liquid suction protrusion 211 are integrally formed, so that the processing is convenient and the cost is saved. It is understood that in other embodiments, not shown, the liquid guiding member 21 and the liquid absorbing protrusion 211 can also be separate components, and when in use, only the two components need to be connected, and the connection manner between the liquid guiding member 21 and the liquid absorbing protrusion 211 includes, but is not limited to, a threaded connection, a snap connection, a press connection, and the like, and is not limited herein.

In addition, referring to fig. 1 again, the liquid guiding member 21 is disposed right below the liquid storage cavity 101, the upper end surface 21A is disposed facing the liquid storage cavity 101, and the atomizing surface 21B is disposed opposite to the liquid storage cavity 101. In use, aerosol-forming substrate within the reservoir 101 is conducted downwardly onto the liquid-absorbing projections 211 by the suction action of the liquid-absorbing surface 211A and then downwardly onto the atomising surface 21B of the liquid-conducting member 21. Thus, the conducting direction of the aerosol-forming substrate from the liquid suction surface 211A to the atomization surface 21B is the same as the gravity direction of the aerosol-forming substrate, the conducting speed of the aerosol-forming substrate in the liquid suction protrusion 211 and the liquid guide member 21 is improved, the aerosol-forming substrate conducted to the atomization surface 21B can be continuously supplied, and liquid discharging is smooth.

The heat generating member 22 is used for heating the aerosol-forming substrate conducted to the atomizing surface 21B, the heat generating member 22 is electrically connected to the power supply device 200, and the heat generating member 22 heats the aerosol-forming substrate under the electric driving action of the power supply device 200 to atomize the aerosol-forming substrate to form smoke.

In one embodiment, the heat generating member 22 may be a heat generating coating, a heat generating circuit, a heat generating sheet, a heat generating net, or the like. Wherein, the heating coating can be coated on the atomizing surface 21B by a thick film process or a thin film process. The heat emitting line may be formed on the atomizing surface 21B by a laser-activated rapid metallization process. The heating sheet or heating net may be mounted on the atomizing surface 21B by other auxiliary mounting structures, including but not limited to screws, bolts, snap structures, etc.

The shape of the heat generating member 22 may be a long bar structure, a bent structure, a circular structure, or the like, and the shape of the heat generating member 22 is not limited, and the specific shape of the heat generating member 22 may be changed according to design requirements. In this embodiment, the heating member 22 is a flat structure in an "S" shape, and it can be ensured that the heating member 22 can be in full contact with the atomizing surface 21B to further uniformly heat the atomizing surface 21B, so that the temperature of each atomizing action on the atomizing surface 21B is consistent, and the taste of the food is improved.

The liquid storage member 10 is substantially hollow and cylindrical, and the liquid storage cavity 101 is formed by an inner cavity of the liquid storage member 10. Two jacks 102 have been seted up to the lower terminal surface of stock solution spare 10, jack 102 is linked together with stock solution chamber 101, jack 102 and the protruding 211 cooperation of imbibition, heating element 20 installs in the below of stock solution spare 10, and the protruding 211 of imbibition is sealed to be inserted into jack 102 for imbibition face 211A keeps the same level with the chamber bottom wall of stock solution chamber 101 or imbibition face 211A is higher than the chamber bottom wall of stock solution chamber 101, and the lower terminal surface counterbalance of up end 21A and stock solution spare 10. On the one hand, play limiting displacement to heating element 20's installation, on the other hand, guaranteed that the aerosol formation substrate in the stock solution chamber 101 can directly contact with imbibition face 211A, avoided the bubble in the aerosol formation substrate to block up the drain passageway.

In a specific embodiment, in order to improve the sealing performance between the liquid suction protrusion 211 and the insertion hole 102, a sealing sleeve (not shown) is further interposed between the outer circumferential surface of the liquid suction protrusion 211 and the hole wall of the insertion hole 102 to improve the sealing performance. It will be appreciated that the gland is made of a sealing material such as silicone or rubber.

Referring to fig. 1 again, the atomizer 100 further includes a base 30, the base 30 is connected to the lower end of the liquid storage component 10 and is located below the heating element 20, so that the heating element 20 is sandwiched between the liquid storage component 10 and the base 30. The base 30 is a hollow cylindrical structure with an opening at the upper end, the inner cavity of the base 30 forms an atomizing cavity 301, and the mist formed on the atomizing surface 21B is filled in the atomizing cavity 301. When the liquid storage part 10, the heating component 20 and the base 30 are installed in place, the liquid guide part 21 separates the liquid storage cavity 101 from the atomizing cavity 301, so that the aerosol-forming substrate stored in the liquid storage cavity 101 is completely isolated from the gas in the atomizing cavity 301, and thus, when the atomizer 100 works, the aerosol-forming substrate in the liquid storage cavity 101 cannot leak no matter what posture the atomizer is used or the aerosol generating device is shaken or placed.

In addition, the bottom of base 30 has seted up air inlet 302, and air inlet 302 all communicates with atomizing chamber 301 and outside atmosphere, and during the user's suction operation, outside gas enters into atomizing chamber 301 via air inlet 302 to mix with the smog in atomizing chamber 301, enter into in the user's mouth via smoke outlet channel 103 afterwards. Go out cigarette passageway 103 and can set up in the wall body of stock solution spare 10, and stock solution spare 10 is kept away from the one end of heating element 20 and has been seted up gas outlet 104, goes out cigarette passageway 103 and atomizing chamber 301 and gas outlet 104 and all communicates, and when convenience of customers smoked, smog flowed out and then enters into to the user's mouth from gas outlet 104.

In a specific embodiment, two electrode posts 31 are mounted on the base 30, and one ends of the two electrode posts 31 respectively abut against two electrode pins of the heating element 20 after penetrating through the base 30. The power supply device 200 is detachably mounted at one end of the base 30 far away from the heating element 20, and when the power supply device 200 is connected to the base 30 in place, the positive electrode and the negative electrode of the power supply device 200 are electrically conducted with the two electrode posts 31 respectively, so that the power supply device 200 provides electric energy to the heating element 20. On the other hand, the electrode column 31 abuts on the heating element 20 to fix the heating element 20, thereby preventing liquid leakage due to easy shaking of the heating element 20.

The utility model provides an atomizer 100, drain 21 and imbibition are protruding 211 to be made by porous material, can prevent effectively that scorch in drain 21 and the imbibition are protruding 211. In addition, the imbibition is protruding 211 directly extends to in the stock solution chamber 101, has avoided leading the condition of liquid passageway by the bubble jam to take place, has guaranteed that the tobacco juice conduction is smooth and easy to, lead liquid piece 21 and rely on the imbibition face 211A of the protruding 211 of imbibition to carry out the imbibition, can effectively avoid because of the too much phenomenon that causes fried oil of imbibition.

The utility model provides an electronic cigarette has the same technological effect with above-mentioned atomizer 100 because it has the whole technical characteristic of above-mentioned atomizer 100.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. An atomizer, characterized by: the atomizer includes stock solution spare and heating element, be formed with the stock solution chamber in the stock solution spare, the stock solution chamber is used for saving aerosol and forms matrix, heating element includes drain spare and the heating element, the drain spare epirelief is equipped with the imbibition arch, set up on the stock solution spare with the jack of stock solution chamber intercommunication, imbibition protruding sealed insert extremely in the jack, the imbibition arch is including the imbibition face, the imbibition face is used for absorbing aerosol and forms matrix, the drain spare includes the atomising face, the atomising face is located the outside in stock solution chamber, the heating element sets up on the atomising face, aerosol form matrix by the imbibition face conduction extremely the atomising face, the drain spare reaches the protruding porous material of imbibition is made.

2. The nebulizer of claim 1, wherein: the heating part is arranged below the liquid storage part, the insertion hole is formed in the lower end face of the liquid storage part, and the liquid suction surface is flush with the cavity bottom wall of the liquid storage cavity or higher than the cavity bottom wall of the liquid storage cavity.

3. A nebulizer according to claim 1 or 2, wherein: the drain spare still includes the up end, the up end with the atomizing face sets up relatively, the atomizing face orientation the direction definition of up end does the first direction of drain spare, the imbibition is protruding to be followed the protruding establishment of first direction is in on the up end, the imbibition surface by keep away from in the imbibition arch the terminal surface of up end forms.

4. A nebulizer as claimed in claim 3, wherein: the liquid suction protrusions are provided with two liquid suction protrusions which are symmetrically arranged along the central axis of the first direction relative to the upper end face.

5. A nebulizer as claimed in claim 3, wherein: the distance from the atomization surface to the upper end surface of the liquid guide piece along the first direction is the height H of the liquid guide piece, the length of the liquid absorption bulge along the first direction is the height H of the liquid absorption bulge, and H is larger than or equal to H.

6. The atomizer of claim 5, wherein: the area of a plane arbitrarily cut out in the first direction on the liquid suction bulge is S, and S/H is more than or equal to 2.5.

7. A nebulizer as claimed in claim 2, wherein: the atomizer still includes the base, the base is connected the lower extreme of stock solution spare, heating element presss from both sides and establishes stock solution spare reaches between the base, be provided with the atomizing chamber on the base, the drain spare will stock solution chamber with the atomizing chamber separates.

8. The atomizer of claim 7, wherein: two electrode columns are installed on the heating component, and one ends of the two electrode columns penetrate through the base and then are respectively abutted to two electrode pins of the heating component.

9. The atomizer of claim 7, wherein: the base is provided with an air inlet, the air inlet is communicated with the atomizing cavity and the external atmosphere, a smoke outlet channel is arranged in a wall body of the liquid storage piece, the liquid storage piece is far away from one end of the heating assembly, and the smoke outlet channel is communicated with the atomizing cavity and the gas outlet.

10. An aerosol generating device, comprising: the aerosol generating device comprises the atomizer of any one of claims 1-9, further comprising a power supply device electrically connected to the atomizer.