CN218354659U - Electronic atomization device and atomizer and replaceable liquid storage atomization assembly thereof - Google Patents

Abstract

The utility model relates to an electronic atomization device, an atomizer thereof and a replaceable liquid storage atomization assembly, wherein the liquid storage atomization assembly comprises a liquid storage shell and an atomization core; the liquid storage shell comprises a liquid storage cavity, and the atomizing core is arranged on the liquid storage shell and is connected with the liquid storage cavity in a liquid guiding manner; the liquid storage shell comprises a central air passage, the atomizing core comprises an atomizing surface, and one end of the central air passage is communicated with the atomizing surface in an air guide mode. The utility model discloses a set up central air flue in the middle of the stock solution atomization component, compare with the airflow channel who sets up between atomizing pipe and atomizing core/stock solution bottle, the utility model discloses a central air flue is narrower relatively, can make atomized liquid be stained with and attach still less, and consequently the aerosol after the atomizing passes through central air flue area less, can effectively reduce atomized liquid atomizing back adhesion on the air flue, reduces the loss of atomized liquid. The liquid storage atomization assembly is designed to be replaceable, the liquid storage atomization assembly is convenient to install and disassemble, and fewer parts needing to be cleaned subsequently are needed; by reusing the components, the use cost can be reduced.

Description

Electronic atomization device and atomizer and replaceable liquid storage atomization assembly thereof

Technical Field

The utility model relates to an atomizing technology field especially relates to an electronic atomization device and atomizer and removable stock solution atomization component thereof.

Background

The aerosol is a colloidal dispersion system formed by dispersing and suspending small solid or liquid particles in a gas medium, and the aerosol can be absorbed by a human body through a respiratory system, so that a novel alternative absorption mode is provided for a user, for example, an electronic atomization device for generating the aerosol by heating atomized liquid is applied to different fields, and the aerosol which can be inhaled is delivered to the user to replace the conventional product form and absorption mode.

General electronic atomization device pollutes after using comparatively viscous atomized liquid or using, needs to change whole atomizer part, and the cost is higher, causes the waste.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art's defect, it is little to provide a consume volume, convenient to use's electronic atomization device and atomizer and removable stock solution atomization component thereof.

The utility model provides a technical scheme that its technical problem adopted is: constructing a replaceable liquid storage atomization assembly for an atomizer, wherein the replaceable liquid storage atomization assembly comprises a liquid storage shell and an atomization core; the liquid storage shell comprises a liquid storage cavity, and the atomizing core is arranged on the liquid storage shell and is connected with the liquid guide of the liquid storage cavity; the liquid storage shell comprises a central air passage formed in the middle, the atomizing core comprises an atomizing surface, and one end of the central air passage is communicated with the atomizing surface in an air guide mode.

Preferably, the liquid storage shell is cylindrical, and the central air passage is formed in the middle of the liquid storage shell and extends along the central axis of the liquid storage shell.

Preferably, the upper end of the liquid storage shell is formed with a liquid injection port, and the liquid storage atomization assembly further comprises a sealing cover which covers the liquid injection port.

Preferably, the liquid injection port is annular, and the sealing cover is annular so as to be matched with the liquid injection port; and an air guide hole is formed in the middle of the sealing cover and communicated with the upper end of the central air passage.

Preferably, the liquid storage shell and the atomizing core are integrally formed.

Preferably, the liquid storage case includes a cylindrical first case portion and a cylindrical second case portion; the inner diameter of the first housing portion is larger than the outer diameter of the second housing portion, which is axially disposed within the first housing portion.

Preferably, an inner wall surface of the second housing portion defines the central air passage.

Preferably, the liquid storage cavity is defined between the outer wall surface of the second housing part and the inner wall surface of the first housing part, and is annular.

Preferably, the upper end of the first housing part and the upper end of the second housing part define an annular liquid injection port.

Preferably, the liquid storage case further includes a cylindrical housing portion provided below the first housing portion and the second housing portion, and the atomizing core is housed in the housing portion.

Preferably, the outer wall surface of the accommodating part is concavely provided with at least one air guide groove, and the at least one air guide groove is used for communicating the atomizing surface with the central air passage in an air guide manner.

Preferably, the liquid storage shell further comprises a connecting part, and the connecting part connects the bottom end of the second shell part with the first shell part and is used for forming a bottom wall of the liquid storage cavity; the connecting part comprises at least one lower liquid port which communicates the liquid storage cavity with the accommodating part.

Preferably, the atomization core comprises a porous body and a heating body; the porous body comprises a bottom surface and a top surface opposite to the bottom surface, and the heating body is combined with the bottom surface of the porous body to form the atomization surface of the atomization core.

Preferably, the heat-generating body includes a positive electrode connecting part, a negative electrode connecting part, and a heat-generating portion connected between the positive electrode connecting part and the negative electrode connecting part.

Preferably, stock solution atomization component still includes will the atomizing core is fixed lid on the stock solution shell, fixed lid joint is in on the stock solution shell.

Preferably, the liquid storage atomization assembly further comprises a sealing ring, and the sealing ring is arranged between the atomization core and the liquid storage shell.

The utility model also constructs an atomizer, including atomizing pipe and above-mentioned stock solution atomization component, stock solution atomization component detachably set up in the atomizing pipe.

Preferably, the atomizing tube has a first open end at the lower portion and a second open end at the upper portion; the atomizer also comprises an electrode holder and a suction nozzle; the upper part of the electrode seat is arranged in the first opening end; the liquid storage atomization component is axially and detachably arranged in the atomization tube, and the lower end of the liquid storage atomization component is electrically contacted and conducted with the electrode seat; the suction nozzle is detachably arranged in the second opening end of the atomizing pipe, abuts against the upper end of the liquid storage atomizing assembly and is communicated with the central air passage of the liquid storage atomizing assembly in an air guide mode.

Preferably, an atomizing cavity is formed between the atomizing surface of the atomizing core and the upper end of the electrode holder, and the atomizing cavity is communicated with the central air passage; the outer peripheral wall surface of the liquid storage shell is tightly attached to the inner peripheral wall surface of the atomizing pipe.

The utility model also constructs an electronic atomization device, including foretell atomizer.

Implement the utility model discloses following beneficial effect has: the utility model discloses a set up central air flue in the middle of the stock solution atomization component, compare with the airflow channel who sets up between atomizing pipe and atomizing core/stock solution bottle, the utility model discloses a central air flue is narrower relatively, can make atomized liquid be stained with and attach still less, and consequently the aerosol after the atomizing passes through central air flue area less, can effectively reduce atomized liquid atomizing back adhesion on the air flue, reduces the loss of atomized liquid. The liquid storage atomization assembly is designed to be replaceable, the liquid storage atomization assembly is convenient to install and disassemble, and fewer parts needing to be cleaned subsequently are needed; except the stock solution atomization component that can dismantle the change, suction nozzle, atomizing pipe, electrode holder all can used repeatedly, through used repeatedly parts, can reduce use cost.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is an exploded view of a first embodiment of an electronic atomizer of the present invention;

fig. 2 is a cross-sectional view of a first embodiment of an electronic atomizer device in accordance with the present invention at a first angle;

fig. 3 is a cross-sectional view of a second embodiment of the electronic atomizer of the present invention at a second angle;

FIG. 4 is a schematic structural view of a first embodiment of a liquid storage atomizing assembly of the present invention;

FIG. 5 is a schematic structural view of a housing of a first embodiment of a liquid storage atomizing assembly of the present invention;

fig. 6 is an exploded view of a second embodiment of the electronic atomizer of the present invention;

fig. 7 is a cross-sectional view of a second embodiment of an electronic atomizer device in accordance with the present invention at a first angle;

fig. 8 is an exploded view of a second embodiment of a liquid storage atomizing assembly of the present invention;

figure 9 is a cross-sectional view of a second embodiment of a liquid storage atomizing assembly of the present invention;

FIG. 10 is a schematic diagram of a second embodiment of a liquid storage atomizing assembly of the present invention;

FIG. 11 is a schematic structural view of a housing of a second embodiment of a liquid storage atomizing assembly of the present invention;

fig. 12 is an exploded view of a third embodiment of the electronic atomizer of the present invention;

fig. 13 is a cross-sectional view of a third embodiment of an electronic atomizer device in accordance with the present invention at a first angle;

fig. 14 is a schematic structural view of a third embodiment of a liquid storage atomizing assembly of the present invention.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", and the like are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present technical solution, and do not indicate that the device or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.

It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are only for convenience in describing the present technical solution, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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

First embodiment

Fig. 1 to 3 illustrate an electronic atomizer 100 according to an embodiment of the present invention, wherein the electronic atomizer 100 may be a cylindrical atomizer 10 and a cylindrical power supply (not shown) axially detachably connected to the atomizer 10, and the atomizer 10 may be used for receiving and heating an aerosol-generating substrate. The power supply means is used to supply power to the atomizer 10.

The atomizer 10 may in some embodiments include a liquid reservoir atomizing assembly 1, an electrode holder 2, an atomizing tube 3, and a suction nozzle 4. The nebulizing tube 3 may in some embodiments be cylindrical with a first open end in the lower part and a second open end in the upper part. The upper part of the electrode holder 2 is arranged in the first opening end, and the electrode holder 2 is provided with a positive electrode and a negative electrode which are respectively electrically connected with the positive electrode and the negative electrode of the power supply device. The liquid reservoir atomizing assembly 1 may in some embodiments be cylindrical and may be axially removably disposed in the atomizing tube 3 with its lower end in electrical contact with the positive and negative electrodes of the electrode holder 2 for storing and heating an atomized liquid aerosol-generating substrate, which may also be used to derive a mixture of aerosol and air. The suction nozzle 4 is detachably installed in the second open end of the atomizing pipe 3 and abuts against the upper end of the liquid storage atomizing assembly 1, and the suction nozzle is communicated with the air guide of the liquid storage atomizing assembly 1 to guide out aerosol.

Referring to fig. 4 together, the liquid storage and atomizing assembly 1 may include a liquid storage housing 11, an atomizing core 12, and a sealing cap 13 in some embodiments. The reservoir 11 may in some embodiments be cylindrical in shape, may be used to store a liquid aerosol-generating substrate, may be used to direct air, and may have an outer diameter comparable to the inner diameter of the nebulizing tube 3 so that it can be inserted into the nebulizing tube 3 without play. The atomizing core 12 is disposed at the lower end of the liquid storage shell 11 and is in fluid-conducting connection with the lower liquid port 114 of the liquid storage shell 11 for heating and atomizing the liquid aerosol-generating substrate in the liquid storage shell 11. The sealing cover 13 is covered on the liquid injection port of the liquid storage shell 11.

As shown in fig. 2 and 3, the liquid storage case 11 may be made of a cermet in one piece in some embodiments, and may include a cylindrical first case portion 111, a cylindrical second case portion 112, and a cylindrical receiving portion 113. The inner diameter of the first housing part 111 is larger than the outer diameter of the second housing part 112, and the second housing part 112 is disposed inside the first housing part 111 and is disposed coaxially with the first housing part 111. The inner wall surface of the second housing part 112 defines a central air passage 116 for conducting the aerosol. The outer wall surface of the second housing part 112 and the inner wall surface of the first housing part 111 define an annular reservoir 110 for the liquid aerosol-generating substrate.

The housing portion 113 is provided below the lower ends of the first housing portion 111 and the second housing portion 112, and houses the atomizing core 12. The cross-section of the cavity of receptacle 113 may be dumbbell-shaped in some embodiments. The outer wall of the accommodating part 113 includes a pair of air guide grooves 14 extending in the longitudinal direction, and the pair of air guide grooves 14 are disposed opposite to each other and respectively correspond to the middle of the dumbbell-shaped inner cavity of the accommodating part 113. The upper ends of the pair of air guide grooves 14 are respectively communicated with the lower ends of the central air ducts 116.

The reservoir housing 11 may also include a connecting portion 115 in some embodiments, and the connecting portion 115 connects the bottom end of the second housing portion 112 to the first housing portion 111 to form a bottom wall of the reservoir chamber 110. Connecting portion 115 may further include a pair of lower ports 114, and the pair of lower ports 114 communicate reservoir 110 with receiving portion 113. The upper end of the first housing part 111 and the upper end of the second housing part 112 define an annular liquid injection port. The sealing cap 13 is also formed in a ring shape in some embodiments to be fitted to the pouring port, and a gas-guide hole is formed at the middle portion of the sealing cap 13 to communicate with the upper end of the central gas passage 116.

The atomizing core 12 may include a porous body and a heat generating body in some embodiments. The porous body may be a porous ceramic in some embodiments, including a bottom surface and a top surface opposite the bottom surface. The heating element is combined with the bottom surface to form an atomization surface of the atomization core 12. The top surface corresponds to the lower liquid port 114 and forms the liquid suction surface of the atomizing core 12. The heat generating body may include a positive electrode connector 1211, a negative electrode connector 1212, and a heat generating portion connected between the positive electrode connector 1211 and the negative electrode connector 1212 in some embodiments. The positive electrode connector 1211 and the negative electrode connector 1212 are electrically connected to the positive electrode and the negative electrode of the electrode holder, respectively.

In some embodiments, an atomizing cavity is formed between the atomizing surface of the atomizing core 12 and the upper end of the electrode holder, and is used for mixing the aerosol generated by the atomizing core 12 with the air entering from the external environment. The atomization chamber is in communication with the lower end of the air guide channel 14. In this way, the aerosol generated by the atomizing core 12 can flow with the air through the air guide groove 14 to the central air passage 116, and then flow from the central air passage 116 to the mouthpiece.

In the embodiment, the liquid storage shell 11 is integrally of an integral structure; the atomizing core 12 and the liquid storage shell 11 are integrated, that is, the atomizing core 12 and the accommodating portion 113 are integrated, so that the liquid storage shell 11 can be conveniently detached and replaced, the structure is simple, and the atomizing core 12 is not required to be fixed by additional parts. Specifically, the material of the liquid storage shell 11 may be a cermet, and preferably, the cermet may be an alumina ceramic. The atomizing core 12 may be made of porous ceramic, and the alumina ceramic and the porous ceramic are integrally formed. Understandably, the material of the liquid storage shell 11 and the material of the atomizing core 12 can also be other suitable materials, which are not limited herein.

In this embodiment, except the replaceable liquid storage atomization assembly 1, the suction nozzle 20, the electrode holder 2, the atomization tube 3 and other components can be reused, so that the use cost is reduced. And through set up central air flue 116 in the stock solution shell 11 of stock solution atomization component 1, can reduce atomizing back because of the adhesion on sidestream air flue 31, cause great loss, the aerosol after the atomizing passes through the air flue area less, can improve the oil consumption ratio of atomizing liquid.

Second embodiment

Fig. 6 and 7 show an electronic atomization device 100 according to a second embodiment of the present invention, in which the electronic atomization device 100 is an improvement based on the first embodiment, specifically, an improvement is made on the structure of the liquid storage atomization assembly 1. As shown in fig. 8, for the liquid storage atomizing assembly 1 of this embodiment, this liquid storage atomizing assembly 1 can be used as a substitute for the liquid storage atomizing assembly 1 in the first embodiment, the main difference is that the connection mode between the atomizing core 12 and the liquid storage shell 11 is different, the atomizing core 12 in this embodiment is detachably connected with the liquid storage shell 11, so that the atomizing core 12 and the components such as the heat generating body disposed on the atomizing core 12 can be recycled, the use cost is reduced, except that the connection mode between this atomizing core 12 and the liquid storage shell 11 is different, the structures of the components in the liquid storage atomizing assembly 1 are completely the same as those in the first embodiment.

As shown in fig. 9 to 11, the liquid storage and atomization assembly 1 further includes a fixing cover 15 for fixing the atomization core 12 in the receiving portion 113, and the fixing cover 15 can be clamped on the liquid storage shell 11. The fixing cover 15 is substantially hollow, and the inner dimension of the fixing cover 15 can be equal to the receiving portion 113 extending along the bottom of the liquid storage shell 11, so that the fixing cover 15 can be sleeved on the fixing cover. Specifically, one end of the fixing cover 15, which is far away from the liquid storage shell 11, is provided with a limiting portion 151, and the limiting portion 151 extends from the inner wall of the fixing cover 15 to the center, preferably, the limiting portion 151 is configured to be matched with the side portion of the atomizing core 12, and the limiting portion 151 is configured to have a shape corresponding to the side portions of the two sides of the atomizing core 12, for example, the limiting portion 151 is configured to cover the side portion of the atomizing core 12 to limit the atomizing core 12 when the fixing cover is installed and matched. The outer side wall of the bottom of the liquid storage shell 11 is provided with a protruding part 117, the fixing cover 15 is provided with a clamping interface 152 matched with the protruding part 117, when the fixing cover 15 is installed, the clamping interface 152 on the fixing cover 15 is clamped on the protruding part 117 on the liquid storage shell 11, and the matching of the limiting part 151 is added, so that the atomizing core 12 is fixed in the accommodating part 113 and can be limited to move axially along the atomizing core 12.

Further, the liquid storage atomization assembly 1 further comprises a sealing ring 16 for sealing the atomization core 12, and the sealing ring 16 is arranged between the atomization core 12 and the liquid storage shell 11. The sealing ring 16 may be a silicone ring, and the shape of the sealing ring can be matched with the shape of the atomizing core 12 to seal the atomizing core 12. When stock solution atomization component 1 assembles, atomizing core 12 passes through the silica gel circle sealed to can be through being fixed the portion 113 of acceping with atomizing core 12 in for the fixed lid 15 of metal material, in order to realize the sealed fixed between atomizing core 12 and the stock solution shell 11.

It can be understood that, in the present embodiment, the liquid storage and atomization assembly 1 is mainly modified, and the structures of the other components may be the same as those in the first embodiment, for example, the structures of the components such as the suction nozzle 20, the electrode holder 2, and the atomization tube 3 are not changed, and except that the internal structure of the liquid storage and atomization assembly 1 is modified, the connection relationship among the suction nozzle 20, the liquid storage and atomization assembly 1, the electrode holder 2, and the atomization tube 3 may be the same as that in the first embodiment. Of course, related improvements can also be made on the basis of the first embodiment, and are not described herein again.

Third embodiment

Fig. 12 and 13 show an electronic atomization device 100 according to a second embodiment of the present invention, in which the electronic atomization device 100 is an improvement based on the first embodiment, and specifically, an improvement is made on a structure of the liquid storage atomization assembly 1. As shown in fig. 14, the liquid storage atomizing assembly 1 of the present embodiment is a liquid storage atomizing assembly 1, and the liquid storage atomizing assembly 1 may be used as an alternative to the liquid storage atomizing assembly 1 of the first embodiment, the liquid storage atomizing assembly 1 of the present embodiment includes a liquid storage shell 11, a central air passage 116 is disposed in the liquid storage shell 11, and the central air passage 116 is disposed along an axial direction of the liquid storage shell 11; an atomizing core 12 for atomizing liquid is also arranged in the liquid storage shell 11, a liquid storage cavity 110 is arranged along the circumferential direction of the central air passage 116, and the liquid storage cavity 110 is communicated with the atomizing core 12 arranged in the liquid storage shell 11; the main difference is that the liquid storage atomization assembly 1 in this embodiment further includes a heating seat 17 disposed in the liquid storage shell 11, the atomization core 12 is disposed in the heating seat 17, and the liquid storage cavity 110 is disposed on the circumferential outer side of the heating seat 17; specifically, the liquid storage shell 11 includes a housing, the heat generating base 17 is disposed in the housing, and the inner wall of the housing and the outer wall of the heat generating base 17 jointly define a liquid storage cavity 110.

Further, the liquid storage cavity 110 is communicated with the atomizing core 12 arranged in the heating seat 17, specifically, a liquid inlet hole 171 is arranged on the heating seat 17, and the liquid in the liquid storage cavity 110 enters the atomizing core 12 through the liquid inlet hole 171. Furthermore, a liquid guiding member 18 is disposed between the atomizing core 12 and the heat generating base 17, the outer side wall of the atomizing core 12 can be wrapped by the liquid guiding member 18, and the material of the liquid guiding member 18 can be cotton, so as to suck the liquid in the liquid storage cavity 110 into the atomizing core 12.

Further, the heating seat 17 is hollow, and the atomizing core 12 can be arranged in the heating seat 17; the atomizing core 12 is hollow and is used for communicating with the central air passage 116, and the central air passage 116 simultaneously penetrates through the centers of the heating seat 17 and the atomizing core 12.

In this embodiment, the heating element includes a positive electrode connection portion 1211 and a negative electrode connection portion 1212 which have opposite polarities, the positive electrode connection portion 1211 is disposed at the bottom of the liquid storage case 11, the negative electrode connection portion 1212 is disposed around the outer wall of the bottom of the case, and the positive electrode connection portion 1211 and the negative electrode connection portion 1212 are respectively connected to the atomizing core 12 through leads. The positive electrode connector 1211 has a hollow ring shape, and the center thereof is communicated with the central air passage 116; in addition, it also communicates directly with the air inlet passage 21, reducing the need for the side air passages 31 in the first embodiment as compared to the first embodiment, so that ambient air can enter through the air inlet passage 21 and be mixed with the aerosol generated by the atomization and then directly discharged through the central air passage. Understandably, the setting positions of the positive electrode connecting part and the negative electrode connecting part in the utility model can be changed according to actual conditions, and are not limited to the setting mode of the above embodiment, and are not limited herein.

It can be understood that the present embodiment mainly improves the internal structure of the liquid storage atomizing assembly 1, and except that the internal structure of the liquid storage atomizing assembly 1 is improved, the connection relationship among the suction nozzle 20, the liquid storage atomizing assembly 1, the electrode holder 2 and the atomizing pipe 3 can be the same as that in the first embodiment. Of course, related improvements can also be made on the basis of the first embodiment, and details are not described herein.

Because part atomized liquid is expensive, the adhesion causes great loss on the air flue after atomizing in order to reduce atomized liquid, the utility model discloses a set up the air flue at the inside intermediate position of stock solution atomization component 1, compare with the airflow channel who sets up between atomizing pipe and atomizing core/stock solution bottle, the utility model discloses a central air flue is narrower relatively, can make atomized liquid be stained with and attach still less, and consequently the aerosol after atomizing passes through central air flue area lessly, can effectively reduce atomized liquid adhesion on the air flue after atomizing, reduces the loss of atomized liquid. The liquid storage atomization assembly is designed to be replaceable, the liquid storage atomization assembly is convenient to install and disassemble, and fewer parts needing to be cleaned subsequently are needed; except the stock solution atomization component that can dismantle the change, suction nozzle, atomizing pipe, electrode holder all can used repeatedly, through the used repeatedly part, can reduce use cost.

It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (20)

1. A replaceable liquid storage atomization assembly for an atomizer comprises a liquid storage shell (11) and an atomization core (12); the liquid storage shell comprises a liquid storage cavity (110), and the atomizing core (12) is arranged on the liquid storage shell (11) and is in liquid guide connection with the liquid storage cavity (110); the atomizing device is characterized in that the liquid storage shell (11) comprises a central air passage (116) formed in the middle, the atomizing core (12) comprises an atomizing surface (122), and one end of the central air passage is in air-guide communication with the atomizing surface (122).

2. A liquid reservoir atomizing assembly according to claim 1, wherein said liquid reservoir housing (11) is cylindrical and said central air passage (116) is formed in a central portion of said liquid reservoir housing (11) and extends along a central axis of said liquid reservoir housing (11).

3. A liquid storage atomizing assembly as set forth in claim 1, wherein said liquid storage casing (11) is formed at an upper end thereof with a liquid injection port, and said liquid storage atomizing assembly further comprises a sealing cap (13), said sealing cap (13) being adapted to cover said liquid injection port.

4. A liquid storage and atomizing assembly as set forth in claim 3, wherein said liquid injection port is annular and said sealing cap (13) is annular to fit said liquid injection port; and an air guide hole is formed in the middle of the sealing cover (13), and the air guide hole is communicated with the upper end of the central air passage (116).

5. A liquid storage atomizing assembly as set forth in claim 1, wherein said liquid storage housing (11) is integrally formed with said atomizing core (12).

6. A liquid reservoir atomizing assembly according to claim 1, characterized in that said liquid reservoir housing (11) comprises a cylindrical first housing portion (111) and a cylindrical second housing portion (112); the inner diameter of the first housing part (111) is larger than the outer diameter of the second housing part (112), the second housing part (112) being axially arranged within the first housing part (111).

7. A liquid reservoir atomization assembly as claimed in claim 6, wherein an inner wall surface of the second housing portion (112) defines the central air passage (116).

8. A reservoir atomization assembly according to claim 6, characterized in that the reservoir cavity (110) is defined between an outer wall surface of the second housing portion (112) and an inner wall surface of the first housing portion (111), and the reservoir cavity (110) is annular.

9. A liquid storage atomizing assembly as set forth in claim 6, wherein said upper end of said first housing portion (111) and said upper end of said second housing portion (112) define an annular liquid injection port.

10. A liquid storage and atomizing assembly as set forth in claim 9, wherein said liquid storage housing (11) further comprises a cylindrical receiving portion (113), said receiving portion (113) being disposed below said first housing portion (111) and said second housing portion (112), said atomizing core (12) being received in said receiving portion (113).

11. A liquid storage atomizing assembly as claimed in claim 10, wherein the outer wall of the receiving portion (113) is formed with at least one air guide groove (14) in a concave manner, and the at least one air guide groove (14) is used for communicating the atomizing surface (122) with the central air passage (116) in an air-guiding manner.

12. A liquid reservoir atomizing assembly according to claim 10, wherein said liquid reservoir housing (11) further comprises a connecting portion (115), said connecting portion (115) connecting a bottom end of said second housing portion (112) with said first housing portion (111) for forming a bottom wall of said liquid reservoir chamber (110); the connecting part (115) comprises at least one lower liquid port (114), and the at least one lower liquid port (114) is used for communicating the liquid storage cavity (110) with the accommodating part (113).

13. A liquid storage atomizing assembly in accordance with claim 1, wherein said atomizing core (12) comprises a porous body and a heat-generating body; the porous body comprises a bottom surface and a top surface opposite to the bottom surface, and the heating body is combined with the bottom surface of the porous body to form an atomization surface of the atomization core (12).

14. A liquid storage atomizing assembly according to claim 13, wherein said heat generating body includes a positive electrode connecting portion (1211), a negative electrode connecting portion (1212), and a heat generating portion connected between the positive electrode connecting portion (1211) and the negative electrode connecting portion (1212).

15. A liquid storage atomizing assembly as set forth in claim 1, further comprising a fixing cover (15) for fixing said atomizing core (12) to said liquid storage casing (11), said fixing cover (15) being snap-fitted to said liquid storage casing (11).

16. A liquid reservoir atomizing assembly according to claim 1, further comprising a seal ring (16), the seal ring (16) being disposed between the atomizing core (12) and the liquid reservoir shell (11).

17. A nebulizer comprising a nebulizing tube (3) and a reservoir nebulizing assembly (1) according to any one of claims 1 to 16, the reservoir nebulizing assembly (1) being detachably arranged in the nebulizing tube (3).

18. A nebulizer as claimed in claim 17, wherein the nebulizing tube (3) has a first open end at a lower part and a second open end at an upper part; the atomizer also comprises an electrode holder (2) and a suction nozzle (4); the upper part of the electrode holder (2) is arranged in the first opening end; the liquid storage atomization component (1) is axially and detachably arranged in the atomization tube (3), and the lower end of the liquid storage atomization component is electrically contacted and conducted with the electrode seat (2); the suction nozzle (4) is detachably arranged in the second opening end of the atomizing pipe (3) and is abutted against the upper end of the liquid storage atomizing assembly (1), and the suction nozzle is communicated with the central air passage (116) of the liquid storage atomizing assembly (1) in an air guide mode.

19. A nebulizer according to claim 18, wherein a nebulizing cavity is formed between the nebulizing surface of the nebulizing core (12) and the upper end of the electrode holder (2), the nebulizing cavity being in communication with the central air duct (116); the outer peripheral wall surface of the liquid storage shell (11) is tightly attached to the inner peripheral wall surface of the atomizing pipe (3).

20. An electronic atomisation device comprising an atomiser as claimed in any of claims 17 to 19.

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