CN215124314U

CN215124314U - Atomizer and electronic atomization device

Info

Publication number: CN215124314U
Application number: CN202023170377.1U
Authority: CN
Inventors: 肖民风; 谢驹; 周健光; 李远健; 吴红涛; 谭淑娟; 张喆
Original assignee: Shenzhen Smoore Technology Ltd
Current assignee: Shenzhen Smoore Technology Ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-12-14
Anticipated expiration: 2030-12-02
Also published as: CN215775529U

Abstract

The application provides an atomizer and electronic atomization device. The atomizer comprises an atomizing sleeve, a liquid storage cavity shell and a heat conductor; the atomizing sleeve is provided with a first end and a second end which are oppositely arranged, and an atomizing cavity is formed in the atomizing sleeve; the liquid storage cavity shell is sleeved outside the atomizing sleeve and is used for being matched with the outer side wall of the atomizing sleeve to form a liquid storage cavity; the heat conductor and stock solution chamber shell integrated into one piece, and atomizing sheathed tube first end and heat conductor are towards a side surface butt of stock solution chamber shell, and the heat conductor is used for dispersing the heat on the partial atomizing sleeve pipe. The atomizer can avoid the problem that heat is locally concentrated to cause scalding hands.

Description

Atomizer and electronic atomization device

Technical Field

The utility model relates to an atomizer technical field especially relates to an atomizer and electronic atomization device.

Background

An electronic atomizer is a device for atomizing a liquid (e.g., tobacco tar) into smoke, and is widely used in various fields, such as medical treatment, electronic cigarettes, and the like.

At present, an electronic atomizer mainly comprises a power supply assembly and an atomizer connected with the power supply assembly; wherein the power supply assembly is used for supplying power to the atomizer, and the atomizer is used for heating and atomizing aerosol to form a substrate when the atomizer is electrified; specifically, the conventional atomizer mainly includes a heating element, an atomizing sleeve sleeved outside the heating element, and an outer shell sleeved outside the atomizing sleeve; wherein, the heating element is used for generating heat and atomizing aerosol to form a substrate when being electrified.

However, the heat-generating body is at the in-process that generates heat, and the heat that its produced is local concentrated to on can transmitting the shell body to the atomizer through heat-conduction, thereby can appear scalding the hand problem when the user contacts this shell body, lead to user experience relatively poor.

SUMMERY OF THE UTILITY MODEL

The application provides an atomizer and electronic atomization device, this atomizer can solve the problem that can appear scalding one's hand when the user contacts the shell body.

In order to solve the technical problem, the application adopts a technical scheme that: an atomizer is provided. The atomizer comprises an atomizing sleeve, a liquid storage cavity shell and a heat conductor; the atomizing sleeve is provided with a first end and a second end which are oppositely arranged, and an atomizing cavity is formed in the atomizing sleeve; the liquid storage cavity shell is sleeved outside the atomizing sleeve and is used for being matched with the outer side wall of the atomizing sleeve to form a liquid storage cavity; the heat conductor and stock solution chamber shell integrated into one piece, and atomizing sheathed tube first end and heat conductor are towards a side surface butt of stock solution chamber shell, and the heat conductor is used for dispersing the heat on the partial atomizing sleeve pipe.

Wherein, the heat conductor is provided with an air inlet, one end of the air inlet is communicated with the outside atmosphere, and the other end is communicated with the atomizing cavity, so that the outside air enters the atomizing cavity through the air inlet.

Wherein, also include the outer casing; the shell body cover is established in the outside of stock solution chamber shell and heat conductor to set up with stock solution chamber shell interval, the lateral wall butt of shell body and at least partial heat conductor, in order to form thermal-insulated space with stock solution chamber shell and heat conductor cooperation.

Wherein the heat conductor comprises a heat conducting part and a sealing part which are axially connected; the shell body and the heat conducting part are arranged at intervals, the heat conducting part is used for dispersing heat on the atomizing sleeve, and the first end of the atomizing sleeve is abutted to one side surface of the heat conducting part, which is far away from the sealing part; the outer side wall of the sealing part is abutted against the inner side wall of the outer shell to form a heat insulation space.

Wherein, be provided with at least one air vent on the shell body, at least one air vent is located the atomizing sleeve pipe and keeps away from the one end of heat conductor, and the inlet port sets up on the heat-conducting part and communicates with thermal-insulated space, and the outside air gets into from the air vent, and the intracavity is atomized to heat-insulated space and inlet port entering.

Wherein, the air inlet is arranged on the heat conduction part and extends along the axial direction of the heat conduction part; the atomization cavity also comprises a base which is arranged at the bottom of the heat conduction part and sleeved in the sealing part; wherein, the base is provided with a vent hole communicated with the air inlet hole, the vent hole is communicated with the atmosphere, and the outside air enters the atomizing cavity from the vent hole and the air inlet hole.

Wherein, a plurality of storage tanks have been seted up to one side surface of base towards the atomizing chamber, and the holding chamber communicates with the atomizing chamber for collect the condensate or the weeping that the atomizing intracavity formed.

Wherein, a heat dissipation medium is arranged in the heat insulation space and used for absorbing or taking away part of heat.

Wherein, the heat dissipation medium is gas or liquid.

Wherein the liquid is one or more of water and oil.

Wherein, the material of stock solution chamber shell and heat conductor is the metal, and the material of base is silica gel.

In order to solve the above technical problem, another technical solution adopted by the present application is: an electronic atomization device is provided, which comprises a power supply component and an atomizer connected with the power supply component; wherein the power supply assembly is for supplying power to an atomiser for heating and atomising an aerosol-forming substrate when energised, the atomiser being as described above.

According to the atomizer and the electronic atomization device, the atomization sleeve is arranged, and the liquid storage cavity shell is sleeved on the outer side of the atomization sleeve, so that the outer side wall of the atomization sleeve is matched with the inner side wall of the liquid storage cavity shell to form the liquid storage cavity; meanwhile, the heat conductor which is integrally formed with the liquid storage cavity shell is arranged, and the first end of the atomizing sleeve is abutted to the surface of one side, facing the liquid storage cavity shell, of the heat conductor, so that heat on the atomizing sleeve can be conducted to the heat conductor, and further the heat on the atomizing sleeve is dispersed through the heat conductor, and the problem that hands are scalded due to local concentration of heat is avoided; in addition, the liquid storage cavity shell and the heat conductor are integrally formed, so that the number of parts of the atomizer can be reduced, and the atomizer is convenient to install.

Drawings

FIG. 1 is a perspective view of the overall structure of an atomizer provided in accordance with an embodiment of the present application;

FIG. 2 is a disassembled schematic view of the structure of FIG. 1 prior to assembly;

FIG. 3 is a cross-sectional view taken along line A-A of the atomizer shown in FIG. 1 according to one embodiment of the present application;

fig. 4 is a schematic structural view illustrating a liquid storage cavity housing and a heat conductor integrally formed according to an embodiment of the present application;

FIG. 5 is a front view of a thermal conductor provided in accordance with an embodiment of the present application;

FIG. 6 is a cross-sectional view taken along plane A-A of the structure of FIG. 1 according to another embodiment of the present application;

FIG. 7 is a schematic structural diagram of a base according to an embodiment of the present application;

FIG. 8 is a partial schematic view of a thermal conductor provided in accordance with an embodiment of the present application;

FIG. 9 is a partial schematic view of a heat transfer portion according to another embodiment of the present invention;

FIG. 10 is a schematic structural diagram of a heat dissipation sleeve according to an embodiment of the present application;

FIG. 11 is a perspective view of the overall structure of an atomizer according to another embodiment of the present application;

FIG. 12 is a disassembled view of the structure of FIG. 11 prior to assembly;

FIG. 13 is a cross-sectional view taken in the direction A '-A' of the atomizer shown in FIG. 11 according to one embodiment of the present application;

FIG. 14 is a schematic structural diagram of a thermal conductor according to another embodiment of the present application;

FIG. 15 is a schematic structural diagram of a heat dissipation sleeve according to an embodiment of the present application;

FIG. 16 is a view of the escape portion shown in direction B according to an embodiment of the present application;

FIG. 17 is a C-direction view of the shift register according to an embodiment of the present application;

fig. 18 is a schematic structural diagram of an electronic atomization device according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first", "second" and "third" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any indication of the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. All directional indications (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The present application will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1 to 4, fig. 1 is a perspective view of an overall structure of an atomizer according to an embodiment of the present disclosure; FIG. 2 is a disassembled schematic view of the structure of FIG. 1 prior to assembly; FIG. 3 is a cross-sectional view taken along line A-A of the atomizer shown in FIG. 1 according to one embodiment of the present application; fig. 4 is a schematic structural view illustrating a liquid storage cavity housing and a heat conductor integrally formed according to an embodiment of the present application; in the present embodiment, an atomizer 30 is provided, the atomizer 30 being operable to heat and atomize an aerosol-forming substrate; in one embodiment, the atomizer 30 may be used in an electronic cigarette for heating and atomizing tobacco tar to form smoke for a smoker to smoke, as described in the following embodiments.

Specifically, the atomizer 30 may include an atomizing sleeve 31, a reservoir housing 32, and a thermal conductor 33.

In a particular embodiment, atomizer 30 further includes a heating element (not shown) disposed within atomizing sleeve 31 for heating and atomizing the tobacco tar when energized. Specifically, the atomizing sleeve 31 has an atomizing chamber therein, and the heating element is specifically accommodated in the atomizing chamber and heats the tobacco tar entering the atomizing chamber when being powered on; it is understood that the heat generated by the heat generating body is conducted to the atomizing sleeve 31 by heat conduction.

The atomizing sleeve 31 may be a cylindrical body, and has a first end and a second end opposite to each other; the liquid storage cavity shell 32 is specifically sleeved outside the atomizing sleeve 31 and is arranged at an interval with the atomizing sleeve 31 to form a liquid storage cavity in cooperation with the outer side wall of the atomizing sleeve 31, wherein the liquid storage cavity is specifically used for storing liquid, such as tobacco tar; specifically, this stock solution chamber and atomizing chamber intercommunication to make the liquid in the stock solution intracavity can get into the atomizing intracavity and contact with the heat-generating body, so that the heat-generating body heats and atomizes the liquid that gets into the atomizing intracavity when the circular telegram. In a particular embodiment, the atomizer 30 has a mouthpiece, and the second end of the atomizing sleeve 31 is the end facing the mouthpiece and connectable to the mouthpiece. Specifically, the material of the heat conductor 33 may be metal, such as brass; the heat conductor 33 made of metal has higher heat conduction efficiency and can better distribute heat, compared with a material such as plastic or rubber. Of course, in other embodiments, the material of the heat conductor 33 may also be a high thermal conductivity ceramic, which is not limited in this application.

Specifically, referring to fig. 4, the thermal conductor 33 may be integrally formed with the reservoir housing 32 to facilitate assembly of the atomizer 30 by a technician while reducing the number of parts of the atomizer 30; the heat conductor 33 and the liquid storage cavity housing 32 may be made of a high thermal conductivity material, such as metal, and in one embodiment, the heat conductor 33 and the liquid storage cavity housing 32 may be made of brass; the heat conductor 33 and the liquid storage cavity shell 32 made of the same material are conveniently integrally formed in the production process.

Specifically, the first end of the atomizing sleeve 31 abuts against one side surface of the heat conductor 33 facing the liquid storage cavity housing 32, so that heat on the atomizing sleeve 31 can be conducted to the heat conductor 33, and then part of heat on the atomizing sleeve 31 is dispersed through the heat conductor 33, so that the problem that the heat is locally concentrated to cause scalding is avoided; in particular, the second end of the atomizing sleeve 31 may be connected to the mouthpiece.

In an embodiment, the heat conductor 33 may be a cylindrical body, and the heat conductor 33 is provided with an air inlet hole 342, one end of the air inlet hole 342 is communicated with the atmosphere, and the other end is communicated with the atomizing chamber, so that the outside air can enter the atomizing chamber through the air inlet hole 342.

Specifically, referring to fig. 3, the atomizer 30 further includes an outer casing 34 disposed outside the liquid storage cavity casing 32 and the heat conductor 33, and during a specific use process, a user is specifically in contact with the outer casing 34 of the atomizer 30; specifically, the outer casing 34 and the liquid storage cavity casing 32 are arranged at an interval, and the inner side wall of the outer casing 34 is abutted to at least part of the outer side wall of the heat conductor 33 so as to form a heat insulation space S' in cooperation with the liquid storage cavity casing 32 and the heat conductor 33.

In a specific embodiment, referring to fig. 5, fig. 5 is a front view of a thermal conductor provided in an embodiment of the present application; the heat conductor 33 may specifically include a heat conduction portion 331 and a sealing portion 332 axially connected to the heat conduction portion 331; the heat conducting portion 331 may be a cylindrical body, the outer shell 34 and the heat conducting portion 331 are arranged at an interval, a radial dimension of the heat conducting portion 331 is smaller than a radial dimension of the liquid storage cavity outer shell 32, that is, a concave portion is formed at a position where the heat conducting portion 331 is located; specifically, the heat conducting portion 331 is configured to disperse heat on the atomizing sleeve 31, in a specific embodiment, an end surface of the first end of the atomizing sleeve 31 abuts against a side surface of the heat conducting portion 331 away from the sealing portion 332, that is, a contact position between the atomizing sleeve 31 and the heat conducting portion 331 is a surface-to-surface contact, so that a contact area between the atomizing sleeve 31 and the heat conductor 33 is greatly increased, and the heat dissipation efficiency is effectively improved; the sealing portion 332 may be an annular structure, and an outer sidewall of the sealing portion 332 abuts against an inner sidewall of the outer casing 34 to form a sealed heat insulation space S'. In a specific embodiment, a sealing member 333 may be disposed between an outer side wall of the sealing portion 332 and an inner side wall of the outer housing 34 to ensure a sealing effect.

Specifically, referring to fig. 3, in an embodiment, the atomizing chamber further includes a base 35, the base 35 is disposed at the bottom of the heat conducting portion 331 and is disposed in the sealing portion 332; specifically, the base 35 may be made of silica gel.

In an embodiment, referring to fig. 3, at least one vent hole 341 is disposed on the outer casing 34, and the at least one vent hole 341 corresponds to an end of the atomizing sleeve 31 away from the heat conductor 33; in the embodiment, the air inlet hole 342 is disposed on the heat conduction portion 331 and communicates with the heat insulation space S ', and the external air enters from the vent hole 341, flows through the heat insulation space S' and the air inlet hole 342 and enters the atomization chamber; the air passes through the heat insulation space S 'and then enters the air inlet holes 342, so that the flowing path of the air can be prolonged, the air passing through the heat insulation space S' can take away heat on the surface of the atomizing sleeve 31 as much as possible, the surface temperature of the atomizing sleeve 31 is reduced, the heat conducted to the outer shell 34 is reduced, the uniformity of the temperature conducted to the atomizing sleeve 31 is good, and the problem that the outer shell 34 is scalded due to local high temperature is avoided; meanwhile, the newly-fed air can be preheated by the temperature on the atomizing sleeve 31, so that the heat utilization rate of the heating body is improved, the air sucked by a user has a certain temperature, and the influence of the sucked cool air on the user experience is avoided.

In another embodiment, referring to FIG. 6, FIG. 6 is a cross-sectional view taken along plane A-A of the structure of FIG. 1 according to another embodiment of the present application; unlike the above-described embodiment, the outer shell 34 is not provided with the vent holes 341 at the position corresponding to the heat insulation space S ', and the outer shell 34 cooperates with the sealing portion 332 and the outer side wall of the atomizing sleeve 31 to form a completely sealed heat insulation space S'. The vent hole 341 is specifically formed in the base 35, and in one embodiment, the vent hole 341 extends along the axial direction of the base 35; the air inlet holes 342 are specifically formed in the heat conduction portion 331 and extend in the axial direction of the heat conduction portion 331; in one embodiment, the central axes of the vent holes 341 are the same as the central axes of the air inlet holes 342, and the apertures of the vent holes 341 are smaller than the apertures of the air inlet holes 342.

In a specific embodiment, referring to fig. 7, fig. 7 is a schematic structural diagram of a base provided in the application for an embodiment; a plurality of storage tanks 351 have been seted up towards the one side surface in atomizing chamber to base 35, and storage tank 351 and atomizing chamber intercommunication for collect the condensate or the weeping that the atomizing intracavity formed. Specifically, the accommodating groove 351 can be communicated with the atomizing cavity through the air inlet hole 342; specifically, the accommodating groove 351 can be located at two sides or around the air inlet hole 342; in an embodiment, the number of the receiving grooves 351 may be two, and the two receiving grooves 351 are disposed at two sides of the vent hole 341 opposite to each other.

In a specific embodiment, to further reduce the heat conducted from the atomizing sleeve 31 to the outer shell 34, a heat-dissipating medium may be disposed in the heat-insulating space S' to absorb or carry away part of the heat; specifically, the heat dissipation medium may be a gas, such as air; of course, the heat dissipation medium may also be a liquid, for example, any one or more of water and oil, which is not limited in this embodiment.

Of course, in other embodiments, the vent hole 341 may be opened on the outer side wall of the sealing portion 332 and located at one end of the sealing portion 332 far from the heat conducting portion 331; specifically, a plurality of annular grooves 3321 are formed on the outer side wall of the sealing part 332, and the annular grooves 3321 are matched with the outer shell 34 to form a first air passage; one end of the first air passage is communicated with the air inlet hole 342, and the other end of the first air passage is communicated with the air vent hole 341, so that outside air can enter the atomizing cavity through the air vent hole 341, the first air passage and the air inlet hole 342, the flowing path of the air on the sealing part 332 is prolonged through the first air passage, and the air passing through the first air passage can take away heat on the sealing part 332 as much as possible, so that the aim of further cooling is fulfilled; meanwhile, the newly-entered air can be preheated by the temperature of the sealing part 332, so that the heat utilization rate of the heating body is improved, the air inhaled by a user has a certain temperature, and the influence of the inhaled cool air on the user experience is avoided. It is to be understood that both side groove walls of the annular groove 3321 correspond to the flanges 223 in the above-described embodiment.

In one embodiment, the annular groove 3321 is formed by a plurality of spaced apart arcuate projections that engage the outer side wall of the sealing portion 332, and the plurality of arcuate projections engage the inner side wall of the outer housing 34 and the outer side wall of the sealing portion 332 to form the first air passage. Specifically, the plurality of arc-shaped protrusions may be uniformly distributed on the outer sidewall of the sealing portion 332, or may be irregularly distributed on the outer sidewall of the sealing portion 332, which is not limited in this application.

In one embodiment, the annular groove 3321 comprises a spiral groove, i.e., the groove is spirally wound from an end of the sealing portion 332 far from the heat conducting portion 331 to a position close to the heat conducting portion 331 along an axial direction of the sealing portion 332; it is understood that, in this embodiment, the first air passage is spirally wound from the end of the sealing portion 332 far from the heat conducting portion 331 to the end near the heat conducting portion 331 along the outer side wall of the sealing portion 332, i.e., the first air passage is a spiral air passage.

Specifically, in this embodiment, since the path of the first air passage is longer, the suction resistance suffered by the user during the suction process is larger, so as to reduce the suction resistance while prolonging the flow path of the air, and make the suction smoother; furthermore, a plurality of notches 3322 can be arranged on the wall of the annular groove 3321, and the notches 3322 are arranged in a staggered manner in the axial direction of the sealing part 332; it is to be understood that, in this embodiment, referring to fig. 8, fig. 8 is a partial schematic view of a heat conduction portion provided in an embodiment of the present application; the annular groove 3321 may be divided into a plurality of sub-annular grooves having a short length, which are spaced apart from each other in the axial direction of the sealing portion 332 by the notch 3322 and are communicated with each other by the notch 3322; in particular, in this embodiment, each sub-annular groove is in particular inclined; the outside air can enter one of the sub-annular grooves from the vent hole 341 and can directly enter other sub-annular grooves communicated with the current sub-annular groove at the notch 3322, so that the flow path of the air is greatly shortened, and the suction resistance is effectively reduced.

In another embodiment, referring to fig. 9, fig. 9 is a partial schematic view of a heat conducting portion provided in another embodiment of the present application; the annular groove 3321 comprises a plurality of annular grooves 3321a, the annular grooves 3321a are arranged at intervals along the axial direction of the sealing part 332, and the plane where the annular grooves 3321a are located is perpendicular to the axial direction of the sealing part 332, that is, the annular grooves 3321a are arranged along the radial direction parallel to the sealing part 332, so that the process difficulty coefficient can be reduced, and the processing by technicians is facilitated; specifically, in this embodiment, the wall of each circular groove 3321a has at least one notch 3322, so that two adjacent circular grooves 3321a are communicated, and the outside air can enter the atomizing chamber through each circular groove 3321a and the air inlet hole 342. Specifically, in order to extend the path of air between the vent hole 341 and the air inlet hole 342, the notches 3322 on the walls of two adjacent circular grooves 3321a may be disposed in a staggered manner. Of course, in other embodiments, the plane of the circular groove 3321a may be inclined toward the heat conductor 33.

Specifically, in this embodiment, a plurality of notches 3322 may be further disposed on the wall of each circular groove 3321a, and the notches 3322 on the walls of two adjacent circular grooves 3321a may be offset, so as to ensure that the air has a certain length of flow path on the sealing portion 332 and reduce the air suction resistance.

Further, in an embodiment, a heat dissipation sleeve 36 may be sleeved on the outer sidewalls of the reservoir housing 32 and the heat conduction portion 331, so as to absorb a portion of the temperature on the reservoir housing 32 and the heat conduction portion 331 through the heat dissipation sleeve 36, thereby reducing the heat conducted to the housing 34. The material of the heat dissipation sleeve 36 may be plastic.

Specifically, referring to fig. 10, fig. 10 is a schematic structural diagram of a heat dissipation sleeve according to an embodiment of the present application; specifically, the heat dissipation sleeve 36 may specifically include a connection sleeve 361 and a plurality of connection bars 362 disposed on an outer side wall of the connection sleeve 361; the connecting sleeve 361 may be an annular sleeve, and is embedded in the recessed portion and sleeved on the outer sidewall of the heat conducting portion 331; and in a specific embodiment, the thickness H of the connecting sleeve 361₁And the depth H of the recess₂And length L₁The same; the connecting strips 362 may be strip-shaped bodies, the axial length of the connecting strips 362 is greater than that of the connecting sleeves 361, and the connecting strips 362 are along the radial direction of the liquid storage cavity housing 32Thickness H in the direction₃Width W of heat insulation space S₁The same; specifically, the connecting strips 362 are arranged at intervals along the circumferential direction of the connecting sleeve 361, the extending direction of the connecting strips 362 is the same as the axial direction of the connecting sleeve 361, and two adjacent connecting strips 362 are matched with the outer side wall of the connecting sleeve 361 to form a first ventilation groove 3323; in one embodiment, one end of the connecting bar 362 disposed on the outer surface of the connecting sleeve 361 is flush with an end of the connecting sleeve 361 near the heat conducting portion 331, so that each first ventilation groove 3323 extends from one end of the connecting sleeve 361 near the heat conducting portion 331 to the other end; meanwhile, the ends of every two connecting strips 362 close to the connecting sleeve 361 are connected together, so that one end of the first ventilation groove 3323 is a closed end; in a specific embodiment, the plurality of connecting strips 362 are configured to be sleeved on the outer side wall of the liquid storage cavity housing 32 and form a plurality of second vent grooves in cooperation with the outer side wall of the liquid storage cavity housing 32; it will be appreciated that the end of the first vent slot 3323 remote from the second vent slot is closed, and the first vent slot 3323 communicates with the second vent slot.

In a specific embodiment, first air channel 3323 and at least a pair of second air channel that sets up adjacently cooperate with the inside wall of shell body 34 to form the second air flue, and the second air flue communicates with first air flue to make the air through first air flue further pass through in second air flue gets into inlet port 342, thereby make the air can further flow through the surface that stock solution chamber shell 32 is located, and then can take away the heat on stock solution chamber shell 32, with the temperature that reduces on stock solution chamber shell 32. The communication mode of the second air passage and the first air passage may specifically refer to the related communication mode in the above embodiments, and is not described herein again.

It should be noted that, in this embodiment, the air inlet hole 342 disposed on the heat conducting portion 331 corresponds to the first ventilation slot 3323 formed on the connecting sleeve 361, and the connecting sleeve 361 has a through hole corresponding to the air inlet hole 342, the through hole is communicated with the air inlet hole 342, so that the air enters the air inlet hole 342 via the second air passage, and the air passing through the first air passage can further flow through the second air passage, and further take away part of the heat on the liquid storage cavity housing 32, so as to further reduce the heat conducted to the housing 34.

In the present embodiment, please refer to fig. 11 to 13; fig. 11 is a perspective view of the overall structure of an atomizer according to an embodiment of the present application; FIG. 12 is a disassembled view of the structure of FIG. 11 prior to assembly; FIG. 13 is a cross-sectional view taken in the direction A '-A' of the atomizer shown in FIG. 11 according to one embodiment of the present application; in the present embodiment, another atomizer 20 is provided, and the atomizer 20 can also avoid the problem that the local temperature of the atomizer 30 is too high to cause scalding of hands; specifically, the atomizer 20 may include an atomizing sleeve 21 and a heat conductor 22.

In a particular embodiment, atomizer 20 further includes a heating element (not shown) disposed within atomizing sleeve 21 for heating and atomizing the tobacco tar when energized. Specifically, an atomization cavity is arranged in the atomization sleeve 21, and the heating body is specifically accommodated in the atomization cavity and heats the tobacco tar entering the atomization cavity when being electrified; it is understood that the heat generated by the heat generation of the heat generating body is conducted to the atomizing sleeve 21 by heat conduction.

The atomizing sleeve 21 may be a cylindrical body and has a first end and a second end which are oppositely arranged, and the heat conductor 22 is abutted to the first end of the atomizing sleeve 21, so that heat on the atomizing sleeve 21 is directly conducted to the heat conductor 22, thereby dispersing heat on the atomizing sleeve 21 and avoiding the problem of scalding hands caused by heat concentration; in a particular embodiment, the atomizer 20 has a mouthpiece, and the second end of the atomizing sleeve 21 is the end facing the mouthpiece and connectable to the mouthpiece.

Specifically, the material of the heat conductor 22 may be metal, such as brass; compared with the materials such as plastics or rubber, the heat conductor 22 made of metal has higher heat conduction efficiency and can better distribute heat; of course, in other embodiments, the material of the heat conductor 22 may also be a high thermal conductivity ceramic, which is not limited in this application.

It should be noted that, in the specific embodiment, referring to fig. 13, the atomizer 20 further includes an outer casing 23 disposed outside the atomizing sleeve 21 and the heat conductor 22, and a user is in contact with the outer casing 23 of the atomizer 20 during a specific use process.

Specifically, referring to fig. 14, fig. 14 is a schematic structural diagram of a thermal conductor according to an embodiment of the present application; the heat conductor 22 may be a cylindrical body, and the heat conductor 22 may include a first heat conducting portion 221 and a second heat conducting portion 222 axially connected to the first heat conducting portion 221; the first heat conducting portion 221 may be a hollow tubular structure, and is configured to be sleeved on an outer side wall of the first end of the atomizing sleeve 21 to contact with the first end of the atomizing sleeve 21; in an embodiment, the first end of the atomizing sleeve 21 abuts against a side surface of the second heat conducting portion 222 facing the first heat conducting portion 221, so as to increase a contact area with the atomizing sleeve 21 and improve heat dissipation efficiency; of course, in other embodiments, the first end of the atomizing sleeve 21 may not abut against the second heat-conducting portion 222, but only contact the first heat-conducting portion 221. The first heat-conducting portion 221 and the second heat-conducting portion 222 may be integrally formed.

Specifically, referring to fig. 14, in one embodiment, the second heat conduction portion 222 and the first heat conduction portion 221 may be hollow cylinders, the second heat conduction portion 222 and the first heat conduction portion 221 are axially connected and coaxially disposed, and the diameter of the first heat conduction portion 221 is smaller than that of the second heat conduction portion 222. Specifically, a flange 223 is arranged on the outer side wall of the second heat conduction part 222, one side of the flange 223, which is far away from the outer side wall of the second heat conduction part 222, is specifically abutted against the inner side wall of the outer shell 23, and the flange 223, the outer side wall of the second heat conduction part 222 and the outer shell 23 are matched to form a first air passage; wherein the flange 223 substantially corresponds to a sidewall of the annular groove 3321 in the above-described embodiment; specifically, the flange 223 may be integrally formed with an outer side wall of the second heat conduction portion 222; one end of the first air passage is communicated with the atomizing cavity, and the other end of the first air passage is communicated with the outside air, so that the outside air can enter the atomizing cavity through the first air passage, the flowing path of the air on the second heat-conducting part 222 is prolonged, and the air passing through the first air passage can take away heat on the second heat-conducting part 222 as much as possible, so that the aim of further cooling is fulfilled; meanwhile, the newly-entered air can be preheated by the temperature of the second heat conduction part 222, so that the heat utilization rate of the heat-generating body is improved, the air inhaled by a user has a certain temperature, and the influence of the inhaled cool air on the user experience is avoided.

Specifically, referring to fig. 13, a vent hole (not shown) is disposed at a position of the second heat conduction portion 222 away from the first heat conduction portion 221, and at least one air inlet hole 225 is disposed at a position of the second heat conduction portion 222 close to the first heat conduction portion 221, however, in other embodiments, at least one air inlet hole 225 may also be disposed at a position of the atomizing sleeve 21 close to the heat conductor 22; specifically, the vent hole communicates with the outside air, the air inlet hole 225 communicates with the atomizing chamber, one end of the first air passage specifically communicates with the vent hole to communicate with the outside air, and the other end communicates with the air inlet hole 225 to communicate with the atomizing chamber.

In a specific embodiment, the flange 223 includes a plurality of arc-shaped protrusions arranged at intervals, and the plurality of arc-shaped protrusions form a first air passage with the inner side wall of the outer shell 23 and the outer side wall of the heat conductor 22; specifically, the plurality of arc-shaped protrusions may be uniformly distributed on the outer sidewall of the second heat conduction portion 222, or irregularly distributed on the outer sidewall of the second heat conduction portion 222, which is not limited in this application.

In another embodiment, the flange 223 may be spiral and is wound from one end of the second heat conduction portion 222 far away from the first heat conduction portion 221 to a position close to the first heat conduction portion 221 along the axial direction of the second heat conduction portion 222; it is understood that, in this embodiment, the first air channel is spirally wound from the end of the second heat conduction portion 222 far from the first heat conduction portion 221 to the end near the first heat conduction portion 221 along the outer side wall of the second heat conduction portion 222, that is, the first air channel is a spiral air channel.

Specifically, in this embodiment, since the path of the first air passage is longer, the suction resistance suffered by the user during the suction process is larger, so as to reduce the suction resistance while prolonging the flow path of the air, and make the suction smoother; further, a plurality of notches 226 may be provided on the flange 223, and the plurality of notches 226 may be arranged in a staggered manner in the axial direction of the second heat conduction portion 222; it is understood that, in this embodiment, referring to fig. 8, the flange 223 may be divided into a plurality of arc-shaped flanges spaced apart in the axial direction of the second heat conduction portion 222 by the notch 226, and the arc-shaped flanges may be inclined; a first sub air channel is defined between two adjacent arc-shaped flanges; the outside air can enter one of the first sub-air passages from the vent hole and can directly enter other first sub-air passages communicated with the current first sub-air passage at the notch 226, so that the flowing path of the air is greatly shortened, and the suction resistance is effectively reduced.

In another embodiment, referring to fig. 9, the flange 223 may specifically include a plurality of annular protrusions 223a disposed at intervals, and the plane of the annular protrusions 223a is perpendicular to the axial direction of the heat conductor 22, that is, the annular protrusions 223a are disposed along a radial direction parallel to the heat conductor 22, so that the process difficulty factor can be reduced, and the processing by a technician is facilitated; specifically, in this embodiment, a first sub air passage is formed between two annular protrusions 223a adjacently disposed along the axial direction of the second heat conduction portion 222, and each annular protrusion 223a has at least one notch 226, so that two adjacent first sub air passages are communicated, and further, the external air can enter the atomization cavity through each first sub air passage and the air inlet hole 225. Specifically, in order to extend the path of air between the vent hole and the air intake hole 225, the notches 226 of two adjacent annular protrusions 223a may be arranged in a staggered manner. Of course, in other embodiments, the plane of the annular protrusion 223a may be inclined toward the heat conductor 22.

Specifically, in this embodiment, a plurality of notches 226 may be further provided on each annular protrusion 223a, and the notches 226 on two adjacent annular protrusions 223a may be offset, so as to ensure that the air has a certain length of flow path on the second heat conduction portion 222, and at the same time, reduce the air suction resistance.

In a specific embodiment, referring to fig. 13, the atomizer 20 further includes a liquid storage cavity housing 24, the liquid storage cavity housing 24 is specifically sleeved on at least the outer side of the atomizing sleeve 21, and is matched with the outer side wall of the atomizing sleeve 21 to form a liquid storage cavity for storing liquid smoke oil and the like; in a specific embodiment, the outer casing 23 is sleeved on the outer side of the liquid storage cavity casing 24 and is arranged at an interval with the liquid storage cavity casing 24 to form a heat insulation space S, so that heat conduction between the liquid storage cavity casing 24 and the outer casing 23 is reduced through the heat insulation space S, temperature on the outer casing 23 is reduced, and the outer casing 23 is prevented from being scalded. It will be appreciated that in particular embodiments, the temperature at the atomizing sleeve 21 is conducted through the liquid in the reservoir to the reservoir housing 24, and the heat at the reservoir housing 24 is further conducted to the outer housing 23.

Specifically, the reservoir housing 24 includes a first shell 241 and a second shell 242 axially connected; the first casing 241 is sleeved on the outer side wall of the first heat conducting part 221, and the second casing 242 is matched with the outer side wall of the atomizing sleeve 21 to form a liquid storage cavity; the radial dimension of the first casing 241 is smaller than the radial dimension of the second casing 242, so that a recess 243 is formed at a position of the reservoir housing 24 corresponding to the first heat-conducting portion 221.

In one embodiment, a heat dissipation sleeve 25 is further disposed on the outer sidewall of the reservoir housing 24 to absorb a portion of the temperature on the reservoir housing 24 through the heat dissipation sleeve 25, thereby reducing the heat conducted to the outer housing 23. Specifically, the heat dissipation sleeve 25 may be made of plastic.

In a specific embodiment, referring to fig. 15, fig. 15 is a schematic structural diagram of a heat dissipation sleeve according to an embodiment of the present application; the heat dissipation sleeve 25 may specifically include a connection sleeve 251 and a plurality of connection bars 252 disposed on an outer sidewall of the connection sleeve 251; the connection sleeve 251 may be an annular sleeve, and is embedded in the recess 243 of the liquid storage cavity housing 24 and sleeved on the outer sidewall of the first casing 241, and in an embodiment, the thickness H of the connection sleeve 251₁₁And the depth H of the recess 243₁₂The same; the plurality of connecting bars 252 may be strip-shaped bodies, an axial length of the connecting bars 252 is greater than an axial length of the connecting sleeve 251, and a thickness H of the connecting bars 252 in a radial direction of the second housing 242₁₃Width W of heat insulation space S₁₁The same; wherein the width W of the heat insulation space S₁₁I.e., the distance between the outer surface of the second housing 242 and the inner surface of the outer housing 23; specifically, one end of each connecting strip 252 is fixedly arranged on the outer surface of the connecting sleeve 251, the other end of each connecting strip 252 extends out of the connecting sleeve 251 along the axial direction of the connecting sleeve 251, the connecting strips 252 are arranged at intervals along the circumferential direction of the connecting sleeve 251, the extending direction of the connecting strips 252 is the same as the axial direction of the connecting sleeve 251, and two adjacent connecting strips 252 are matched with the outer side wall of the connecting sleeve 251 to form a first ventilation groove 253; in one embodiment, one of the connecting strips 252 is disposed on the outer surface of the connecting sleeve 251An end portion flush with an end portion of the connection sleeve 251 near the second heat conduction portion 222 such that each first ventilation groove 253 extends from one end to the other end of the connection sleeve 251 near the second heat conduction portion 222; in the embodiment, a plurality of connecting strips 252 are provided to fit over the outer sidewall of the second housing 242 and cooperate with the outer sidewall of the second housing 242 and the outer housing 23 to form a plurality of second venting grooves 254. The second vent groove 254 communicates with the first vent groove 253. Specifically, the radial dimension of the second heat conducting portion 222 is greater than the radial dimension of the first heat conducting portion 221, and the edge of the side surface of the second heat conducting portion 222 facing the atomizing sleeve 21 is provided with a plurality of relief portions 227, and at least one air inlet hole 225 is correspondingly disposed at the position of the relief portions 227, that is, one relief portion 227 is provided with one air inlet hole 225; specifically, refer to fig. 16 and 17, wherein fig. 16 is a view of the direction B of the carry-over portion provided in an embodiment of the present application; FIG. 17 is a C-direction view of the shift register according to an embodiment of the present application; wherein the direction B is perpendicular to the direction C; the positioning portion 227 defines a third air passage groove 255, one end of the third air passage groove 255 is a closed end, and the other end is connected and communicated with the first air passage groove 253 through the second air passage groove 254; specifically, the yielding portion 227 can be a U-shaped groove; specifically, the abdicating part 227 has a bottom wall 2271, a first side wall 2272 arranged perpendicular to the bottom wall 2271, a second side wall 2273 arranged adjacent to the first side wall 2272, and a third side wall 2274 arranged adjacent to the second side wall 2273; wherein the first 2272 and third 2274 side walls are disposed opposite to each other; two side walls of the third air passing groove 255 are formed between the first side wall 2272 and the third side wall 2274, the second side wall 2273 forms a groove bottom of the third air passing groove 255, the bottom wall 2271 forms a closed end of the third air passing groove 255, and the air inlet holes 225 are specifically formed in the second side wall 2273.

In one embodiment, the heat conductor 22 is recessed at a position corresponding to the second air channel 254 to communicate with the first air passage; specifically, when the number of the plurality of connection bars 252 is even, that is, the number of the first ventilation grooves 253 is even. One of the two adjacent first ventilation grooves 253 is communicated with the first air passage through a groove, and the other one is communicated with the air inlet hole 225 through a third ventilation groove 255. The air communicated with the first air passage enters the second air vent groove 254 between (inside) two adjacent connecting bars 252 through the first air vent groove 253, flows to the two second air vent grooves 254 outside the two adjacent connecting bars 252, and enters the two adjacent air inlet holes 225 through the two second air vent grooves 254 outside the two adjacent connecting bars 252 respectively.

In a specific embodiment, the first air channel 253, the second air channel 254 and at least one pair of adjacently disposed third air channels 255 cooperate with the inner side wall of the outer housing 23 to form a second air channel, and the second air channel is communicated with the first air channel through a groove, so that air passing through the first air channel further passes through the second air channel to enter the air inlet 225, and thus the air can further flow through the surface where the liquid storage cavity housing 24 is located, so as to take away heat on a part of the liquid storage cavity housing 24, and further reduce the temperature on the liquid storage cavity housing 24. It should be noted that, in fig. 11, corresponding arrows in the first air passage and the second air passage are directed to specifically refer to the airflow direction.

In one embodiment, at least a portion of the outer sidewall of the thermal conductor 22 may abut the inner sidewall of the outer shell 23 to form a sealed insulating space S; note that, in this embodiment, the air intake holes 225 in the thermal conductor 22 do not communicate with the insulating space S. In this embodiment, a heat-dissipating medium, such as water or oil, may also be provided in the heat-insulating space S; to absorb a portion of the heat through the heat-dissipating medium, thereby reducing the amount of heat conducted to the outer shell 23 and reducing the temperature on the outer shell 23; meanwhile, heat conducted to the outer shell 23 can be more uniform through the heat dissipation medium, and the problem that the hand is scalded due to local high temperature of the outer shell 23 is avoided.

Referring to fig. 18, fig. 18 is a schematic structural diagram of an electronic atomization device according to an embodiment of the present disclosure. In the present embodiment, an electronic atomization device 100 is provided, and the electronic atomization device 100 may specifically be an electronic cigarette; specifically, the electronic atomizer 100 may include a power supply 101 and an atomizer 102 coupled to the power supply 101.

Wherein the atomizer 102 is for heating and atomizing an aerosol-forming substrate when energized; wherein, the aerosol-forming substrate may be tobacco tar, and the atomizer 102 may be the atomizer 20(30) provided in any of the above embodiments, and the specific structure and function thereof may be described in the relevant text of the atomizer 20(30) in the above embodiments, and may achieve the same or similar technical effects, and will not be described again; the power supply assembly 101 is used to supply power to the atomizer 30; and in one embodiment, the power supply component 101 may be embodied as a rechargeable lithium ion battery.

In the electronic atomization device 100 provided by this embodiment, the atomizer 102 is provided to include the atomization sleeve 21(31), and the heat conductor 22(33) is additionally provided at the first end of the atomization sleeve 21(31), so that heat on part of the atomization sleeve 21(31) is dispersed by the heat conductor 22(33), thereby avoiding the problem of scalding hands due to local concentration of heat; because the heat conductor 22(33) is made of metal, compared with plastic or rubber, the heat conductor has higher heat conduction efficiency and can better distribute heat; in addition, in an embodiment, the liquid storage chamber housing 32 and the heat conductor 33 are further integrally formed, so that the number of parts of the atomizer 102 can be reduced, and the installation is convenient.

The above embodiments are merely examples and are not intended to limit the scope of the present disclosure, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present disclosure or those directly or indirectly applied to other related technical fields are intended to be included in the scope of the present disclosure.

Claims

1. An atomizer, comprising:

the atomizing sleeve is provided with a first end and a second end which are oppositely arranged, and an atomizing cavity is formed in the atomizing sleeve;

the liquid storage cavity shell is sleeved outside the atomizing sleeve and is used for being matched with the outer side wall of the atomizing sleeve to form a liquid storage cavity;

the heat conductor, with stock solution chamber shell integrated into one piece, just atomizing sheathed tube first end with the heat conductor orientation a side surface butt of stock solution chamber shell, the heat conductor is used for the dispersion part the heat on the atomizing sleeve pipe.

2. The atomizer according to claim 1, wherein an air inlet is formed in said heat conductor, one end of said air inlet is connected to the outside atmosphere, and the other end is connected to said atomizing chamber, so that the outside air enters said atomizing chamber through said air inlet.

3. The nebulizer of claim 2, further comprising an outer housing; the shell body cover is established stock solution chamber shell with the outside of heat conductor, and with stock solution chamber shell interval sets up, shell body and at least part the lateral wall butt of heat conductor, with stock solution chamber shell with the heat conductor cooperation forms thermal-insulated space.

4. A nebulizer as claimed in claim 3, wherein the heat conductor comprises a heat conducting portion and a sealing portion axially connected; the shell body and the heat conducting part are arranged at intervals, the heat conducting part is used for dispersing heat on the atomizing sleeve, and the first end of the atomizing sleeve is abutted against one side surface of the heat conducting part, which is far away from the sealing part; the outer side wall of the sealing part is abutted to the inner side wall of the outer shell and used for forming the heat insulation space.

5. The atomizer of claim 4, wherein said outer housing has at least one air vent located at an end of said atomizing sleeve remote from said heat conductor, and wherein said air inlet is located in said heat conductor and communicates with said insulating space, and wherein ambient air enters from said air vent, through said insulating space and said air inlet, into said atomizing chamber.

6. The atomizer according to claim 4, wherein said air intake hole is provided in said heat conductive portion and extends in an axial direction of said heat conductive portion;

the atomization cavity also comprises a base which is arranged at the bottom of the heat conduction part and sleeved in the sealing part; the base is provided with a vent hole communicated with the air inlet hole, the vent hole is communicated with the atmosphere, and outside air enters the atomization cavity from the vent hole and the air inlet hole.

7. The atomizer according to claim 6, wherein a plurality of receiving grooves are formed in a side surface of the base facing the atomizing chamber, and the receiving grooves are communicated with the atomizing chamber and used for collecting condensate or leakage formed in the atomizing chamber.

8. Atomiser according to claim 6 or 7, characterised in that a heat-dissipating medium is arranged in the insulating space for absorbing or carrying away part of the heat.

9. A nebulizer as claimed in claim 8, wherein the heat dissipating medium is a gas or a liquid.

10. A nebulizer as claimed in claim 9, wherein the liquid is any one or more of water and oil.

11. The atomizer of claim 8, wherein said reservoir housing and said heat conductor are made of metal, and said base is made of silicone.

12. An electronic atomization device, comprising: the power supply assembly and the atomizer are connected with the power supply assembly; wherein the power supply assembly is for supplying power to the atomiser for heating and atomising an aerosol-forming substrate when energised, the atomiser being as claimed in any of claims 1 to 11.