CN218650311U - Atomizer and electronic atomization device - Google Patents

Abstract

The utility model relates to an atomizer and electronic atomization device, the atomizer includes: a housing; the bracket is arranged in the shell, a liquid storage cavity is defined between the bracket and the shell, and a liquid inlet channel communicated with the liquid storage cavity is formed in the bracket; the heating piece is arranged in the shell and is communicated with the liquid storage cavity through the liquid inlet channel; wherein, the support has seted up first guiding gutter on the top surface towards the stock solution chamber, first guiding gutter and inlet channel intercommunication. When the remaining aerosol in the liquid storage cavity generates a small substrate or the atomizer is flatly placed, the aerosol in the liquid storage cavity generates a substrate, the substrate can enter the liquid inlet channel under the guidance of the first flow guide groove, and finally flows to the heating element facing the liquid inlet channel, and the heat generated by the heating element heats the aerosol to generate the substrate. And, first water conservancy diversion groove forms capillary phenomenon, can lead in less aerosol generation substrate to the inlet channel, fully supplies liquid to the piece that generates heat, prevents the piece that generates heat dry combustion method, and prevents that aerosol generation substrate is extravagant.

Description

Atomizer and electronic atomization device

Technical Field

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

Background

The aerosol is a colloidal dispersion system formed by dispersing small solid or liquid particles in a gas medium, and a novel alternative absorption mode is provided for a user because the aerosol can be absorbed by a human body through a respiratory system. For example, electronic atomisation devices that can heat a liquid or solid aerosol-generating substrate to produce an aerosol find application in a variety of fields to deliver an inhalable aerosol to a user, replacing conventional product forms and absorption.

Generally, an electronic atomisation device atomises an aerosol-generating substrate, which is a substrate material that is capable of generating an aerosol when atomised. As the electronic atomization device is continuously pumped, the aerosol-generating substrate stored inside the electronic atomization device may gradually decrease, and when the remaining amount of aerosol-generating substrate pumped to the electronic atomization device is small or the electronic atomization device is laid flat, the aerosol-generating substrate may not be sufficiently introduced into the heat generating member, resulting in dry burning and charring of the heat generating member.

SUMMERY OF THE UTILITY MODEL

In view of this, it is desirable to provide an atomizer and an electronic atomizing device that address the problem that the aerosol-generating substrate may not be sufficiently introduced into the heat generating member.

An atomizer, comprising:

a housing;

the bracket is arranged in the shell, a liquid storage cavity is defined between the bracket and the shell, and a liquid inlet channel communicated with the liquid storage cavity is formed in the bracket; and

the heating piece is arranged in the shell and is communicated with the liquid storage cavity through the liquid inlet channel;

wherein, the support towards seted up first guiding gutter on the top surface in stock solution chamber, first guiding gutter with inlet channel intercommunication.

Among the above-mentioned atomizer, set up first guiding gutter on the top surface of support, first guiding gutter communicates between stock solution chamber and inlet channel, and remaining aerosol in the stock solution chamber generates the matrix less, and when perhaps keeping flat the atomizer, the aerosol in the stock solution chamber generates the matrix and can get into inlet channel under the guide of first guiding gutter, flows to the piece that generates heat towards inlet channel at last, through the heat heating atomizing aerosol that the piece that generates heat produced and generate the matrix. And, first water conservancy diversion groove forms capillary phenomenon, can lead in less aerosol generation substrate to the inlet channel, fully supplies liquid to the piece that generates heat, prevents the piece that generates heat dry combustion method, and prevents that aerosol generation substrate is extravagant.

In one embodiment, the liquid inlet channel comprises a transition hole and a liquid inlet hole which are communicated with each other, the transition hole is communicated with the liquid storage cavity, and the liquid inlet hole is communicated with the heat generating piece; the transition hole is provided with a hole wall which is at least partially obliquely transited from the liquid storage cavity to the liquid inlet hole.

In one embodiment, an atomizing cavity is formed in the bracket, and an air outlet communicated with the atomizing cavity is formed in the bracket;

the transition hole reaches the top surface centers on the periphery extension setting of venthole, first guiding gutter centers on the circumference extension of venthole, and the intercommunication the relative both ends of transition hole circumference.

In one embodiment, the first guide groove includes a first sub guide groove and a third sub guide groove, the first sub guide groove extends around the circumferential direction of the air outlet hole, and the third sub guide groove intersects and communicates with the first sub guide groove.

In one embodiment, the first sub guide grooves include a plurality of grooves spaced apart in a radial direction of the air outlet hole, and the third sub guide grooves include a plurality of grooves spaced apart in a circumferential direction of the air outlet hole.

In one embodiment, a second guiding groove is formed in the inner wall of the transition hole, and the second guiding groove is communicated between the first guiding groove and the liquid inlet hole.

In one embodiment, the second guiding groove comprises a second sub-guiding groove and a fourth sub-guiding groove, the second sub-guiding groove communicates one circumferential end of the first guiding groove with the liquid inlet hole, and the fourth sub-guiding groove communicates the other circumferential end of the first guiding groove with the liquid inlet hole.

In one embodiment, the side wall of the transition hole includes a first sub-side wall and a second sub-side wall, the first sub-side inclined wall is connected between one circumferential end of the first guide groove and the liquid inlet hole, the second sub-side wall is connected between the other circumferential end of the first guide groove and the liquid inlet hole in an inclined manner, and the second sub-guide groove and the fourth sub-guide groove are respectively formed in the first sub-side wall and the second sub-side wall.

In one embodiment, the cross-sectional area of the transition hole gradually decreases from large to small in the direction in which the top surface points to the liquid inlet hole.

In one embodiment, the bracket comprises a bracket main body and a sealing element, the bracket main body is sleeved in the shell, the sealing element is sleeved at one end of the bracket main body, and the sealing element and the shell define the liquid storage cavity;

the bracket main body is provided with the transition hole and the liquid inlet hole, the surface of the sealing element facing the liquid storage cavity is the top surface, the top surface is provided with the first diversion trench, and the sealing element is provided with a through hole communicated with the transition hole.

In one embodiment, the air outlet holes comprise a first air outlet hole and a second air outlet hole, an atomization cavity is formed in the bracket main body, the bracket main body is provided with the first air outlet hole communicated with the atomization cavity, and the sealing element is provided with the second air outlet hole communicated with the first air outlet hole;

on the top surface of the sealing element, the through hole extends around part of the periphery of the second air outlet hole, and the first diversion trench extends around the other part of the periphery of the second air outlet hole.

In one embodiment, the bracket main body comprises a first bracket and a second bracket, the first bracket is provided with the transition hole, the liquid inlet hole and the first gas outlet hole, and the second bracket is matched with the first bracket;

the heating piece is arranged on the first support, and the atomizing cavity is defined and formed between the heating piece and the second support.

An electronic atomization device comprises a power supply and the atomizer, wherein the power supply supplies power to the atomizer.

Drawings

Fig. 1 is a schematic structural view of a bracket in an atomizer according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of an atomizer in accordance with an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of the stent shown in FIG. 1;

fig. 4 is an exploded view of the stent shown in fig. 3.

Description of reference numerals: 100. an atomizer; 10. a housing; 11. a liquid storage cavity; 13. an air outlet channel; 30. a support; 31. a liquid inlet channel; 312. a transition hole; 314. a liquid inlet hole; 316. a first sub-sidewall; 318. a second sub-sidewall; 32. a stent body; 321. a first bracket; 323. a second bracket; 33. a first diversion trench; 332. a first sub-guiding groove; 334. a third sub-diversion trench; 34. a seal member; 341. a through hole; 35. a second guiding gutter; 352. a second sub-diversion trench; 354. a fourth sub-diversion trench; 37. an atomizing chamber; 38. an air outlet; 381. a first air outlet hole; 382. a second air outlet; 50. a heat generating member.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, 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 they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1-3, in one embodiment of the present invention, an atomizer 100 is provided, which includes a housing 10, a support 30 and a heat generating element 50, wherein the support 30 is disposed on the housing 10, and a liquid storage cavity 11 is defined between the support 30 and the housing 10, and the liquid storage cavity 11 is used for storing an aerosol-generating substrate. The heat generating member 50 is disposed within the housing 10 and is configured to heat the aerosol generating substrate to form an aerosol for a user to inhale.

And, set up the inlet channel 31 with liquid storage cavity 11 intercommunication on the support 30, generate heat 50 and locate in the shell 10 and through inlet channel 31 intercommunication liquid storage cavity 11, support 30 has seted up first guiding gutter 33 on the top surface towards liquid storage cavity 11, first guiding gutter 33 and inlet channel 31 intercommunication. The top surface of the bracket 30 is provided with a first diversion trench 33, the first diversion trench 33 is communicated between the liquid storage cavity 11 and the liquid inlet channel 31, when the remaining aerosol generating substrate in the liquid storage cavity 11 is small or the atomizer 100 is flatly placed, the aerosol generating substrate in the liquid storage cavity 11 can enter the liquid inlet channel 31 under the guidance of the first diversion trench 33, and finally flows to the heating element 50 facing the liquid inlet channel 31, and the heat generated by the heating element 50 heats the aerosol generating substrate. Furthermore, the first guiding groove 33 forms a capillary phenomenon, so that a small amount of aerosol-generating substrate can be guided into the liquid inlet channel 31, liquid can be sufficiently supplied to the heat generating member 50, the heat generating member 50 is prevented from being dried, and the aerosol-generating substrate is prevented from being wasted.

In some embodiments, the liquid inlet channel 31 includes a transition hole 312 and a liquid inlet hole 314 that are communicated with each other, the transition hole 312 is communicated with the liquid storage cavity 11, the liquid inlet hole 314 is communicated with the heat generating member 50, that is, the transition hole 312 faces the liquid storage cavity 11, and the liquid inlet hole 314 is axially located at an end of the transition hole 312 facing away from the liquid storage cavity 11 and faces the heat generating member 50. Also, the transition aperture 312 has an aperture wall that transitions at least partially angularly from the reservoir 11 towards the liquid inlet aperture 314 to direct the aerosol-generating substrate within the reservoir 11 along the inclined aperture wall to flow smoothly towards the liquid inlet aperture 314. In the present embodiment, the projection of the transition hole 312 toward the liquid inlet hole 314 covers and exceeds the liquid inlet hole 314, that is, the opening of the transition hole 312 is larger than the opening of the liquid inlet hole 314. In this way, the inlet aperture 314 is provided at the bottom of the transition aperture 312, and the transition aperture 312 is open to a greater extent, such that more aerosol-generating substrate may be directed through the open transition aperture 312 towards the inlet aperture 314, further substantially directing the aerosol-generating substrate towards the heat generating member 50.

Further, a second guiding gutter 35 is disposed on the inner wall of the transition hole 312, and the second guiding gutter 35 is communicated between the first guiding gutter 33 and the liquid inlet hole 314. In this way, not only the first guiding groove 33 facing the liquid storage cavity 11 is formed on the top surface of the bracket 30, but also the second guiding groove 35 communicated with the first guiding groove 33 is formed on the inner wall of the transition hole 312, which is equivalent to that the first guiding groove 33 and the second guiding groove 35 are communicated to form a total guiding groove, so that the guiding grooves can be formed on the whole flow path of the aerosol generating substrate flowing from the liquid storage cavity 11 to the liquid inlet hole 314, and the aerosol generating substrate can be guided to flow to the liquid inlet hole 314 more smoothly.

In some embodiments, an atomizing cavity 37 is formed in the bracket 30, an air outlet 38 communicated with the atomizing cavity 37 is formed in the bracket 30, and when the heating element 50 works, aerosol formed by atomization enters the atomizing cavity 37 and finally flows to the outside from the air outlet 38, so that a user can suck and eat the aerosol.

Further, the transition hole 312 extends around the outer circumference of the air outlet hole 38, and the first guide groove 33 extends around the circumference of the air outlet hole 38 and connects two circumferential opposite ends of the transition hole 312. For example, the transition hole 312 and the first guiding groove 33 are respectively disposed on two radial sides of the air outlet 38, or the transition hole 312 is disposed on one radial side of the air outlet 38, and the first guiding groove 33 is disposed on the other radial side of the air outlet 38 and on the outer peripheral side of the transition hole 312, so that the transition hole 312 and the first guiding groove 33 cover the top surface around the periphery of the air outlet 38, and more first guiding grooves 33 can be disposed on the top surface at positions where the transition hole 312 and the air outlet 38 are not disposed, thereby ensuring the coverage area of the first guiding grooves 33 and improving the liquid guiding effect. Moreover, the first diversion grooves 33 communicate with two opposite circumferential ends of the transition hole 312, and the first diversion grooves 33 can guide the normal aerosol substrate to flow to any circumferential end of the transition hole 312, so as to increase the flow path of the aerosol-generating substrate, and facilitate guiding the aerosol-generating substrate into the liquid inlet hole 314.

Furthermore, the first guiding grooves 33 include a first sub-guiding groove 332 and a third sub-guiding groove 334, the first sub-guiding groove is formed around the axial extension of the air outlet 38, and the second sub-guiding groove 352 is communicated with the first sub-guiding groove 332 in an intersecting manner, so that the first guiding grooves 33 extending in an intersecting manner are formed in different directions, and the aerosol-generating substrate can be guided from multiple directions, thereby further guiding the aerosol-generating substrate to the transition hole 312 and the heat generating member 50. Optionally, a third sub-channel 334 opens in a radial extension of the outlet aperture 38 to direct the flow of aerosol-generating substrate from the radial direction and finally through the first sub-channel 332 into the transition aperture 312.

Optionally, the first sub-guiding grooves 332 include a plurality of grooves spaced apart along the radial direction of the air outlet 38, which is equivalent to a plurality of circles of the first sub-guiding grooves 332, and the third sub-guiding grooves 334 include a plurality of grooves spaced apart along the circumferential direction of the air outlet 38, so as to form the grid-shaped first guiding grooves 33, and ensure the guiding effect.

Specifically, in the present embodiment, the housing 10 has the air outlet channel 13, the air outlet channel 13 is located at the radial center of the housing 10, the air outlet hole 38 is correspondingly communicated with the air outlet channel 13, the air outlet hole 38 is formed at the center of the bracket 30, the heat generating element 50 is disposed at one side of the air outlet hole 38 in the radial direction, and the heat generating element 50 does not interfere with the air outlet hole 38. The liquid inlet hole 314 and the transition hole 312 are disposed at one side of the radial direction of the air outlet hole 38 corresponding to the heat generating component 50, so that liquid is supplied to the heat generating component 50 through the liquid inlet channel 31 formed by the communication between the liquid inlet hole 314 and the transition hole 312.

In some embodiments, the second guide groove 35 includes a second sub guide groove 352 and a fourth sub guide groove 354, the second sub guide groove 352 communicates one end of the first guide groove 33 in the circumferential direction with the liquid inlet hole 314, and the fourth sub guide groove 354 communicates the other end of the first guide groove 33 in the circumferential direction with the liquid inlet hole 314. That is to say, the second sub-guiding groove 352 and the fourth sub-guiding groove 354 are respectively disposed on two opposite sides of the first guiding groove 33 in the circumferential direction, and the three are communicated to form a complete guiding groove, so that the aerosol-generating substrate may flow from the first guiding groove 33 to the second sub-guiding groove 352 and then enter the liquid inlet hole 314, and may also flow from the first guiding groove 33 to the fourth sub-guiding groove 354 and then flow to the liquid inlet hole 314, so that the aerosol-generating substrate may be further guided to flow from two opposite ends of the first guiding groove 33 in the circumferential direction, and the aerosol-generating substrate is further ensured to flow sufficiently.

Further, the side wall of the transition hole 312 includes a first sub-side wall 316 and a second sub-side wall 318, the first sub-side wall 316 is connected between one circumferential end of the first guide groove 33 and the liquid inlet hole 314 in an inclined manner, and the second sub-side wall 318 is connected between the other circumferential end of the first guide groove 33 and the liquid inlet hole 314 in an inclined manner. Because the opening of the transition hole 312 is larger than the opening of the liquid inlet hole 314, by providing the inclined first sub-side wall 316 and the second sub-side wall 318, the transition of the transition hole 312 to the liquid inlet hole 314 is realized, and the smooth flow of the aerosol-generating substrate is ensured. Moreover, the second sub-guiding groove 352 and the fourth sub-guiding groove 354 are respectively formed on the first sub-sidewall 316 and the second sub-sidewall 318, so that the guiding grooves are formed on the inclined sidewalls, and the aerosol-generating substrate can obliquely flow in the second sub-guiding groove 352 and the fourth sub-guiding groove 354 under the action of self gravity, thereby ensuring the liquid guiding effect.

In some embodiments, the cross-sectional area of the transition aperture 312 tapers from larger to smaller in the direction of the top surface towards the liquid inlet aperture 314, i.e. the opening of the transition aperture 312 is largest at the top surface and then tapers so as to allow more aerosol-generating substrate to flow from the transition aperture 312 to the liquid inlet aperture 314, facilitating the aerosol-generating substrate flow.

Referring to fig. 2-4, in some embodiments, the holder 30 includes a holder body 32 and a sealing member 34, the holder body 32 is disposed inside the housing 10, the sealing member 34 is disposed at an end of the holder body 32, and the sealing member 34 and the housing 10 define a reservoir 11 therebetween. The bracket main body 32 is provided with a transition hole 312 and a liquid inlet hole 314, the surface of the sealing element 34 facing the liquid storage cavity 11 is a top surface, the top surface is provided with a first diversion trench 33, and the sealing element 34 is provided with a through hole 341 communicated with the transition hole 312, so that the through hole 341, the transition hole 312 and the liquid inlet hole 314 are communicated to form a liquid inlet channel 31. And the aerosol-generating substrate is directed by the first channels 33 on the top surface of the seal 34 towards the inlet channel 31 to substantially drain the aerosol-generating substrate, prevent dry heating of the heating element and prevent wastage of aerosol-generating substrate.

Further, the venthole 38 includes first venthole 381 and second venthole 382, the inside atomizing chamber 37 that is formed with of support main part 32, set up the first venthole 381 with atomizing chamber 37 intercommunication on the support main part 32, set up the second venthole 382 with first venthole 381 intercommunication on the sealing member 34, second venthole 382 corresponds the intercommunication with first venthole 381 and forms venthole 38, the aerosol that the heating member during operation produced flows from first venthole 381 behind the atomizing chamber 37 flow direction second venthole 382.

And, on the top surface of the sealing member 34, the through hole 341 is opened to extend around a part of the outer circumference of the second outlet port 382, and the first guide groove 33 is opened to extend around the other part of the outer circumference of the second outlet port 382. That is, the first guiding groove 33 is formed on the top surface of the sealing member 34 around the second outlet port 382, so that the radial side of the second outlet port 382 on the top surface of the sealing member 34 is provided with the through hole 341 to form the liquid inlet channel 31, and the radial other side of the second outlet port 382 on the top surface of the sealing member 34 is provided with the first guiding groove 33 to make the aerosol generating machine fully flow the liquid.

Specifically, the bracket main body 32 includes a first bracket 321 and a second bracket 323, the first bracket 321 is provided with a transition hole 312, a liquid inlet hole 314 and a first gas outlet hole 381, the second bracket 323 is connected with the first bracket 321, the heating element 50 is disposed on the first bracket 321, and an atomizing cavity 37 is defined between the heating element and the second bracket 323. The holder main body 32 is formed by matching the first holder 321 and the second holder 323, so that after the heating element is assembled on the first holder 321, the first holder 321 and the second holder 323 are matched, the heating element is assembled between the first holder 321 and the second holder 323, a gap is formed between the heating element and the second holder 323 to form the atomizing chamber 37, and meanwhile, the first air outlet 381 on the first holder 321 is communicated with the atomizing chamber 37 to allow the aerosol in the atomizing chamber 37 to flow out.

Based on the same concept, in an embodiment of the present invention, an electronic atomization device is further provided, which includes the atomizer 100 according to any one of the above embodiments. Atomizer 100, including shell 10, support 30 and generate heat piece 50, support 30 locates shell 10, and defines between support 30 and the shell 10 and form liquid storage chamber 11, and liquid storage chamber 11 is used for storing aerosol-generating substrate. The heat generating member 50 is disposed within the housing 10 and is configured to heat the aerosol generating substrate to form an aerosol for a user to inhale.

And, set up the inlet channel 31 with liquid storage cavity 11 intercommunication on the support 30, generate heat 50 and locate in the shell 10 and through inlet channel 31 intercommunication liquid storage cavity 11, support 30 has seted up first guiding gutter 33 on the top surface towards liquid storage cavity 11, first guiding gutter 33 and inlet channel 31 intercommunication. The top surface of the bracket 30 is provided with a first diversion trench 33, the first diversion trench 33 is communicated between the liquid storage cavity 11 and the liquid inlet channel 31, when the remaining aerosol generating substrate in the liquid storage cavity 11 is small or the atomizer 100 is flatly placed, the aerosol generating substrate in the liquid storage cavity 11 can enter the liquid inlet channel 31 under the guidance of the first diversion trench 33, and finally flows to the heating element 50 facing the liquid inlet channel 31, and the heat generated by the heating element 50 heats the aerosol generating substrate. Furthermore, the first guiding groove 33 forms a capillary phenomenon, so that a small amount of aerosol-generating substrate can be guided into the liquid inlet channel 31, liquid can be sufficiently supplied to the heat generating member 50, the heat generating member 50 is prevented from being dried, and the aerosol-generating substrate is prevented from being wasted.

Further, the electronic atomization device further comprises a power supply, and the power supply supplies power to the atomizer 100, namely, is used for supplying electric energy required for generating heat to a heating element of the atomizer 100.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (13)

1. An atomizer, characterized in that it comprises:

a housing;

the bracket is arranged in the shell, a liquid storage cavity is defined between the bracket and the shell, and a liquid inlet channel communicated with the liquid storage cavity is formed in the bracket; and

the heating piece is arranged in the shell and is communicated with the liquid storage cavity through the liquid inlet channel;

wherein, the support towards seted up first guiding gutter on the top surface in stock solution chamber, first guiding gutter with inlet channel intercommunication.

2. The atomizer according to claim 1, wherein the liquid inlet passage comprises a transition hole and a liquid inlet hole which are communicated with each other, the transition hole is communicated with the liquid storage cavity, and the liquid inlet hole is communicated with the heat generating member; the transition hole is provided with a hole wall which is at least partially obliquely transited from the liquid storage cavity to the liquid inlet hole.

3. The atomizer of claim 2, wherein an atomizing chamber is formed in the housing, and the holder is provided with an air outlet communicating with the atomizing chamber;

the transition hole reaches the top surface centers on the periphery extension setting of venthole, first guiding gutter centers on the circumference extension of venthole, and the intercommunication the relative both ends of transition hole circumference.

4. The atomizer of claim 3, wherein said first guide channel comprises a first sub-guide channel and a third sub-guide channel, said first sub-guide channel opening around a circumferential extension of said air outlet, said third sub-guide channel intersecting said first sub-guide channel.

5. The nebulizer of claim 4, wherein the first sub-guide grooves comprise a plurality of grooves spaced radially of the air outlet hole, and the third sub-guide grooves comprise a plurality of grooves spaced circumferentially of the air outlet hole.

6. The atomizer according to claim 3, wherein a second guiding gutter is disposed on an inner wall of the transition hole, and the second guiding gutter is communicated between the first guiding gutter and the liquid inlet hole.

7. The atomizer according to claim 6, wherein the second guiding gutter includes a second sub-guiding gutter communicating one circumferential end of the first guiding gutter with the liquid inlet hole and a fourth sub-guiding gutter communicating the other circumferential end of the first guiding gutter with the liquid inlet hole.

8. The atomizer according to claim 7, wherein the side wall of the transition hole includes a first sub-side wall and a second sub-side wall, the first sub-side inclined wall is connected between one circumferential end of the first guide channel and the liquid inlet hole, the second sub-side wall is connected between the other circumferential end of the first guide channel and the liquid inlet hole, and the second sub-guide channel and the fourth sub-guide channel are respectively opened on the first sub-side wall and the second sub-side wall.

9. The atomizer of any one of claims 2 to 8, wherein the cross-sectional area of said transition orifice gradually decreases from a larger one to a smaller one in a direction from said top surface toward said liquid inlet orifice.

10. The nebulizer of any one of claims 3-8, wherein the holder comprises a holder body and a sealing member, the holder body is sleeved in the housing, the sealing member is sleeved at one end of the holder body, and the sealing member and the housing define the reservoir chamber therebetween;

the bracket main body is provided with the transition hole and the liquid inlet hole, the surface of the sealing element facing the liquid storage cavity is the top surface, the top surface is provided with the first diversion trench, and the sealing element is provided with a through hole communicated with the transition hole.

11. The atomizer according to claim 10, wherein the air outlet holes comprise a first air outlet hole and a second air outlet hole, an atomizing chamber is formed inside the holder body, the holder body is provided with the first air outlet hole communicated with the atomizing chamber, and the sealing member is provided with the second air outlet hole communicated with the first air outlet hole;

on the top surface of the sealing element, the through hole extends around part of the periphery of the second air outlet hole, and the first diversion trench extends around the other part of the periphery of the second air outlet hole.

12. The atomizer according to claim 10, wherein the holder body comprises a first holder and a second holder, the first holder being provided with the transition hole, the liquid inlet hole and the first gas outlet hole, the second holder being coupled to the first holder;

the heating piece is arranged on the first support, and the atomizing cavity is defined and formed between the heating piece and the second support.

13. An electronic atomisation device comprising a power supply and an atomiser as claimed in any one of claims 1 to 12, the power supply supplying power to the atomiser.

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