CN218605095U - Atomization device and aerosol generation device - Google Patents

Abstract

The utility model provides an atomizing device and aerosol generating device, atomizing device include stock solution spare and atomizing core subassembly, and stock solution spare inside is provided with the stock solution chamber that is used for storing the atomized liquid. In the atomizing device structure, the liquid guide groove is formed in the bottom position, corresponding to the liquid storage cavity, of the liquid storage part, the atomizing core assembly is arranged at the position, close to the liquid guide groove, inside the liquid storage part, and the first liquid inlet hole communicated with the liquid guide groove is formed in the atomizing core assembly. Then at the atomizing device during operation, because the notch and the stock solution chamber intercommunication of cistern, and the notch place planar highly be higher than the first feed liquor hole set up the height in cistern for atomizing liquid accessible cistern water conservancy diversion in the stock solution chamber is to the first feed liquor hole on the atomizing core subassembly, and the atomizing liquid in the stock solution chamber is consumed by the atomizing core subassembly and is accomplished. Like this, can show the atomized liquid volume of remaining that reduces stock solution chamber bottom to can improve the utilization ratio of atomized liquid, avoid the atomized liquid in the stock solution chamber to remain extravagant.

Description

Atomization device and aerosol generation device

Technical Field

The utility model belongs to the technical field of atomize, in particular, relate to an atomizing device and aerosol generating device.

Background

Aerosol generating device usually includes atomizing device and with atomizing device electric connection's power supply unit, atomizing device's atomizing core subassembly can be under power supply unit's electric drive effect, with the atomized liquid heating in atomizing device's the stock solution chamber and the atomizing formation aerosol. At present, generally set up the feed liquor hole in intercommunication stock solution chamber on atomizing core subassembly for atomizing spare of transmission to atomizing core subassembly of atomizing liquid through the feed liquor hole in the stock solution chamber.

However, because there is certain difference in height in the bottom in feed liquor hole and stock solution chamber usually, can lead to the unable atomizing piece of transmitting to atomizing core subassembly via the feed liquor hole of the atomized liquid that leads to stock solution chamber bottom to cause more atomized liquid to remain in the bottom in stock solution chamber and can't be atomized, this inevitably causes the atomized liquid to remain extravagantly, reduces the utilization ratio of atomized liquid, is difficult to satisfy the user demand that the environmental protection was practiced thrift.

SUMMERY OF THE UTILITY MODEL

Based on the above-mentioned problem that exists among the prior art, one of the purposes of the utility model is to provide an atomizing device to solve the atomizing liquid that exists among the prior art and remain in the bottom in stock solution chamber and can't be atomized, cause the atomizing liquid to remain extravagant, reduce the technical problem of atomizing liquid utilization ratio.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided an atomizing device comprising:

the liquid storage part is internally provided with a liquid storage cavity for storing atomized liquid; and

the atomization core assembly is used for atomizing the atomized liquid provided by the liquid storage cavity;

wherein, correspond on the stock solution spare the guiding groove has been seted up to the bottom position in stock solution chamber, the notch in guiding groove with stock solution chamber intercommunication, atomizing core subassembly set up in stock solution spare is inside to be close to the position of guiding groove, last the offering of atomizing core subassembly is used for the intercommunication the first feed liquor hole in guiding groove, the planar height that highly is higher than in the setting height in first feed liquor hole in guiding groove's notch place.

Furthermore, the first liquid inlet hole is a pore canal extending along the depth direction of the liquid guide groove, the height of the plane where the notch of the liquid guide groove is located is higher than the height of the plane where the top end of the pore canal is located, and the height of the plane where the groove bottom of the liquid guide groove is located is lower than or equal to the height of the plane where the bottom end of the pore canal is located.

Furthermore, the flow cross-sectional area of the liquid guide groove is larger than or equal to the flow cross-sectional area of the first liquid inlet hole.

Furthermore, the liquid guide groove is an annular groove, the bottom end of the atomizing core assembly is accommodated in the liquid guide groove, and the first liquid inlet hole is located in the liquid guide groove.

Furthermore, the flow cross-sectional area of the liquid guide groove gradually decreases from the notch of the liquid guide groove to the bottom of the liquid guide groove.

Furthermore, the inner circumferential surface of the liquid guide groove is in a step shape; or the inner circumferential surface of the liquid guide groove is in a circular arc shape; or the inner circumferential surface of the liquid guide groove is in a bevel shape; or the inner circumferential surface of the liquid guide groove is in a wave shape.

Further, the stock solution spare includes casing, base and locates air duct in the casing, the top of casing is equipped with the gas outlet, the bottom of casing is equipped with the installing port, the base assemble in the installing port, atomizing core subassembly supports and is fixed in on the base, the air duct is connected the gas outlet with atomizing core subassembly, the casing inside in the air duct the part outside the atomizing core subassembly is defined out the stock solution chamber, be equipped with on the base the liquid guide groove.

Further, the atomizing core subassembly is including locating the inside first atomizing pipe of stock solution spare, locate second atomizing pipe in the first atomizing pipe with locate atomizing in the second atomizing pipe, be equipped with on the first atomizing pipe first feed liquor hole, be equipped with on the second atomizing pipe be used for to the second feed liquor hole of atomizing transmission atomized liquid.

Further, atomizing core subassembly is including separating to locate first atomizing pipe with lead the liquid spare between the second atomizing pipe, lead the liquid spare and cover first feed liquor hole and/or second feed liquor hole.

Based on the above-mentioned problem that exists among the prior art, the utility model discloses a second purpose provides an aerosol generating device who has the atomizing device in above-mentioned arbitrary scheme.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided an aerosol generating device comprising the atomising device according to any of the previous aspects.

The embodiment of the utility model provides an in above-mentioned one or more technical scheme, compare with prior art, have one of following beneficial effect at least:

the embodiment of the utility model provides an in atomizing device and aerosol generating device, among the atomizing device structure, the liquid guide groove has been seted up through the bottom position that corresponds the stock solution chamber on stock solution spare, set up atomizing core subassembly in the inside position that closes on the liquid guide groove of stock solution spare to set up the first feed liquor hole with the liquid guide groove intercommunication on atomizing core subassembly. Then at the atomizing device during operation, because the notch in guide liquid groove and the bottom intercommunication in stock solution chamber, and the planar setting height that highly is higher than first feed liquor hole in guide liquid groove's notch place for atomizing liquid accessible guide liquid groove water conservancy diversion in the stock solution chamber is to the first feed liquor hole on the atomizing core subassembly, and atomizing liquid in the stock solution chamber is consumed by the atomizing core subassembly up. Like this, can show the atomized liquid volume of remaining that reduces stock solution chamber bottom to can utilize the atomized liquid by furthest, and then improve the utilization ratio of atomized liquid, avoid the residual waste of atomized liquid in the stock solution chamber.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic perspective view of an atomization device provided in an embodiment of the present invention;

FIG. 2 is an exploded view of the atomizing device shown in FIG. 1;

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

fig. 4 is a schematic cross-sectional structural view of an atomizing device according to another embodiment of the present invention;

fig. 5 is a schematic cross-sectional structural view of an atomizing device according to another embodiment of the present invention;

fig. 6 is a schematic cross-sectional structural view of an atomizing device according to another embodiment of the present invention;

fig. 7 is a schematic cross-sectional structural view of an atomizing device according to another embodiment of the present invention.

Wherein, in the figures, the various reference numbers:

1-liquid storage part; 11-a housing; 12-a base; 13-a gas-guide tube; 14-a liquid storage cavity; 15-liquid guide groove; 16-notches; 17-air outlet; 18-chamfering; 19-groove bottom;

2-an atomizing core assembly; 21-a first atomization tube; 211-a first inlet well; 22-a second atomization tube; 221-a second liquid inlet hole; 23-a liquid guide;

3-a first seal; 4-a second seal; 5-a third seal; 6-fourth seal.

Detailed Description

In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "connected" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second", "third" 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, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "plurality" is one or more unless specifically limited otherwise.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those 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 being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in one embodiment," "in some embodiments," or "in some embodiments" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 to 7, an atomizing device according to an embodiment of the present invention will be described. The embodiment of the utility model provides an atomizing device is applicable to aerosol generating device, the embodiment of the utility model provides an aerosol generating device generally include atomizing device and with atomizing device electric connection's power supply unit. When using aerosol generating device, power supply unit can provide the electric energy to atomizing device, and atomizing core subassembly 2 of atomizing device heats and atomizes the atomized liquid of storage in stock solution chamber 14 under the electric drive effect, and the aerosol that is formed by the atomized liquid atomizing can supply the user to inhale.

Referring to fig. 1, fig. 2 and fig. 3 in a further combination, an atomizing device provided in an embodiment of the present invention includes a liquid storage component 1 and an atomizing core component 2, a liquid storage cavity 14 for storing atomized liquid is disposed inside the liquid storage component 1, and the atomizing core component 2 is used for atomizing the atomized liquid provided by the liquid storage cavity 14. The liquid storage part 1 is provided with a liquid guide groove 15 corresponding to the bottom of the liquid storage cavity 14, so that the liquid guide groove 15 is positioned below the liquid storage cavity 14. The notch 16 of the liquid guiding groove 15 is communicated with the bottom of the liquid storage cavity 14, and then the atomized liquid in the liquid storage cavity 14 can enter the liquid guiding groove 15 under the action of self gravity. Atomizing core subassembly 2 sets up in the inside position that closes on liquid guide groove 15 of stock solution spare 1, offers the first feed liquor hole 211 that is used for intercommunication liquid guide groove 15 on the atomizing core subassembly 2, and the notch 16 place planar height in liquid guide groove 15 is higher than the height that sets up of first feed liquor hole 211. Then at the atomizing device during operation, the atomized liquid in the stock solution chamber 14 can be under self action of gravity, through leading the first feed liquor hole 211 on the liquid groove 15 water conservancy diversion to atomizing core subassembly 2 for stock solution chamber 14 can be sustainable to provide the atomized liquid to atomizing core subassembly 2. When the atomizing liquid in stock solution chamber 14 is close to consuming up, the notch 16 of the atomizing liquid accessible cistern 15 of stock solution chamber 14 bottom is collected in cistern 15 after, the first feed liquor hole 211 on rethread cistern 15 water conservancy diversion to atomizing core subassembly 2, can show the atomizing liquid volume of remaining reduction stock solution chamber 14 bottom, thereby can utilize the atomizing liquid by furthest, and then improve the utilization ratio of atomizing liquid, avoid the atomizing liquid in the stock solution chamber 14 to remain extravagantly, satisfy the user demand of environmental protection saving.

The embodiment of the utility model provides an atomizing device compares with prior art, has seted up liquid guide groove 15 through the bottom position that corresponds stock solution chamber 14 on stock solution spare 1, sets up atomizing core subassembly 2 in the inside position that closes on liquid guide groove 15 of stock solution spare to set up the first feed liquor hole 211 with liquid guide groove 15 intercommunication on atomizing core subassembly 2. Then at the atomizing device during operation, because the notch 16 and the 14 bottoms of stock solution chamber intercommunication of liquid guide groove 15, and the planar height that highly is higher than first feed liquor hole 211 in notch 16 place of liquid guide groove 15 set up the height for atomizing liquid accessible liquid guide groove 15 water conservancy diversion in the stock solution chamber 14 is to the first feed liquor hole 211 on the atomizing core subassembly 2, and the atomizing liquid in the stock solution chamber 14 is consumed by atomizing core subassembly 2 and is accomplished. Like this, can show the atomized liquid volume of remaining that reduces stock solution chamber 14 bottom to can utilize the atomized liquid by furthest, and then improve the utilization ratio of atomized liquid, avoid the residual waste of atomized liquid in the stock solution chamber 14.

Referring to fig. 1, fig. 2 and fig. 3, in some embodiments, the first liquid inlet hole 211 is a kidney-shaped hole extending along the depth H direction of the liquid guiding groove 15, which is favorable for guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guiding groove 15 until the atomized liquid in the liquid storage cavity 14 is consumed by the atomized core assembly 2, thereby reducing the residual amount of the atomized liquid at the bottom of the liquid storage cavity 14.

It can be understood that, in other embodiments, the first liquid inlet hole 211 is an elliptical hole, and the long axis direction of the elliptical hole is parallel to the depth H direction of the liquid guide groove 15, which is favorable for guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guide groove 15 until the atomized liquid in the liquid storage cavity 14 is consumed by the atomized core assembly 2, thereby reducing the residual amount of the atomized liquid at the bottom of the liquid storage cavity 14.

It can understand, in other embodiments wherein, first feed liquor hole 211 is the bar hole, and the length direction in bar hole is on a parallel with the degree of depth H direction of liquid guide groove 15, is favorable to the atomized liquid of stock solution chamber 14 bottom to pass through liquid guide groove 15 water conservancy diversion to first feed liquor hole 211, and the atomized liquid that is until in stock solution chamber 14 is consumed by atomizing core subassembly 2, reduces the atomized liquid residue amount of stock solution chamber 14 bottom.

It should be noted that the shape of the first liquid inlet 211 may be, but is not limited to, a kidney shape, a bar shape, or an oval shape, and the shape of the first liquid inlet 211 may also be a circle, a square, a triangle, or a diamond shape. The depth H direction of the liquid guide groove 15 is a direction from the notch 16 of the liquid guide groove 15 to the bottom 19 of the liquid guide groove 15, and the depth H direction of the liquid guide groove 15 is parallel to the depth H direction or the axial direction of the reservoir chamber 14.

In current atomizing device structure, because the bottom place of stock solution chamber 14 highly be less than or equal to the setting height of first feed liquor hole 211 on the atomizing core subassembly 2, when atomizing liquid in stock solution chamber 14 is consumed to the liquid level and is less than first feed liquor hole 211 top height, stock solution chamber 14 directly communicates through first feed liquor hole 211 and outside atmosphere, atomizing liquid alright in stock solution chamber 14 under the action of gravity, overflow and cause the weeping through first feed liquor hole 211, and externally cause the pollution. Referring to fig. 2 and 3, in some embodiments, to overcome the above-mentioned drawbacks of the prior art, the first liquid inlet hole 211 is a hole channel axially perpendicular to the depth H direction of the liquid guiding channel 15, the long axis direction of the hole channel extends along the depth H direction of the liquid guiding channel 15, the height of the plane of the notch 16 of the liquid guiding channel 15 is higher than the height of the plane of the top end of the hole channel, and the height of the plane of the bottom 19 of the liquid guiding channel 15 is lower than or equal to the height of the plane of the bottom end of the hole channel. Through the structure setting, the atomized liquid in the stock solution chamber 14 can be under self action of gravity, through the guide liquid groove 15 water conservancy diversion to the first feed liquor hole 211 on the atomized core subassembly 2, because the planar top place planar height that highly is higher than the pore in notch 16 place of guide liquid groove 15, prevent the situation that stock solution chamber 14 directly communicates through first feed liquor hole 211 and outside atmosphere, thereby make and remain the negative pressure state throughout in the stock solution chamber 14, it is excessive through first feed liquor hole 211 to avoid appearing the atomized liquid under action of gravity, can overcome the weeping well and externally cause the defect of pollution. In addition, the planar height in bottom place that the tank bottom 19 of liquid guide groove 15 belongs to is less than or equal to the planar height in bottom place of pore a little, is favorable to the atomized liquid in liquid guide groove 15 to be whole to be transmitted to atomized core subassembly 2 through first feed liquor hole 211, and the atomized liquid in the stock solution chamber 14 is consumed by atomized core subassembly 2 and is accomplished until, improves the utilization ratio of atomized liquid, avoids the atomized liquid in the stock solution chamber 14 to remain extravagantly, satisfies the user demand of environmental protection saving.

Referring to fig. 2, in some embodiments, the cross-sectional flow area of the liquid guiding groove 15 is greater than or equal to the cross-sectional flow area of the first liquid inlet hole 211, which is beneficial for guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guiding groove 15 until the atomized liquid in the liquid storage cavity 14 is consumed by the atomizing core assembly 2, so as to reduce the residual amount of the atomized liquid at the bottom of the liquid storage cavity 14 and avoid unsmooth liquid guiding in the liquid guiding groove 15. The cross-sectional area of the liquid guide tank 15 is a cross-sectional area of the liquid guide tank 15 through which the atomized liquid is allowed to flow, and the cross-sectional area of the first liquid inlet hole 211 is a cross-sectional area of the first liquid inlet hole 211 through which the atomized liquid is allowed to flow.

Referring to fig. 2 and 3, in some embodiments, the liquid guiding groove 15 is an annular groove, the bottom end of the atomizing core assembly 2 is received in the liquid guiding groove 15, and the first liquid inlet 211 is located in the liquid guiding groove 15. In this embodiment, the liquid guiding groove 15 is configured as an annular groove, and the bottom end of the atomizing core assembly 2 is accommodated in the liquid guiding groove 15, so that the first liquid inlet hole 211 is located in the liquid guiding groove 15. The arrangement of the structure has two effects: on one hand, the height of the plane where the notch 16 of the liquid guide groove 15 is located can be ensured to be higher than the height of the plane where the top end of the first liquid inlet hole 211 is located, and the situation that the liquid storage cavity 14 is directly communicated with the external atmosphere through the first liquid inlet hole 211 is prevented, so that the negative pressure state is always kept in the liquid storage cavity 14, the phenomenon that atomized liquid overflows through the first liquid inlet hole 211 under the action of gravity is avoided, and the defect that the liquid leakage causes pollution to the outside can be well overcome; on the other hand, be favorable to the atomized liquid of stock solution chamber 14 bottom to pass through guide to first feed liquor hole 211 of liquid guide tank 15 water conservancy diversion, until the atomized liquid in stock solution chamber 14 is consumed by atomizing core subassembly 2, reduce the atomized liquid volume of remaining of stock solution chamber 14 bottom to avoid guide tank 15 to appear the drain unsmooth. It can understand, in order to further improve the atomizing liquid of stock solution chamber 14 bottom and pass through the homogeneity of guide to first feed liquor hole 211 of guide, under the prerequisite of setting guide 15 to the ring channel, and set up a plurality of first feed liquor holes 211 on atomizing core subassembly 2, a plurality of first feed liquor holes 211 all are located guide 15, the circumference interval distribution of ring channel is followed to a plurality of first feed liquor holes 211, make the atomizing liquid in guide 15 can be quick, smoothly, transmit to atomizing core subassembly 2 through first feed liquor hole 211 uniformly, avoid appearing the smooth or inhomogeneous phenomenon of guide. It should be noted that the liquid guiding groove 15 may be an annular groove, the liquid guiding groove 15 may also be a groove with a regular shape corresponding to the position of the first liquid inlet hole 211, and the liquid guiding groove 15 may also be a groove with an irregular shape in a funnel shape or a horn shape.

Referring to fig. 4, fig. 5, fig. 6 and fig. 7, in some embodiments, the liquid guiding groove 15 is an annular groove, and the flowing cross-sectional area of the liquid guiding groove 15 gradually decreases from the notch 16 of the liquid guiding groove 15 to the bottom 19 of the liquid guiding groove 15, which is beneficial for guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guiding groove 15 until the atomized liquid in the liquid storage cavity 14 is consumed by the atomized core assembly 2, so as to reduce the residual amount of the atomized liquid at the bottom of the liquid storage cavity 14 and avoid unsmooth liquid guiding in the liquid guiding groove 15.

Referring to fig. 2 and 3, in some embodiments, the liquid guiding groove 15 is an annular groove, and the inner circumferential surface of the liquid guiding groove 15 is stepped, which is not only beneficial to guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guiding groove 15, but also can avoid the phenomenon of air bubbles being blocked when the first liquid inlet hole 211 returns. In addition, the connection transition position of the stepped structure is provided with a chamfer 18, so that the atomized liquid is discharged more smoothly, and the end part of the liquid guide groove 15 is not easy to form liquid hanging, thereby further facilitating the flow guide of the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guide groove 15.

Referring to fig. 4 and 5, in another embodiment, the liquid guiding groove 15 is an annular groove, and the inner circumferential surface of the liquid guiding groove 15 is arc-shaped, which is not only beneficial to guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guiding groove 15, but also can avoid the phenomenon of air bubbles being blocked when the first liquid inlet hole 211 returns air.

Referring to fig. 6, in other embodiments, the liquid guiding groove 15 is an annular groove, and the inner circumference of the liquid guiding groove 15 is wavy, which is not only beneficial to guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guiding groove 15, but also can avoid the phenomenon of air bubble blockage when the first liquid inlet hole 211 returns air.

Referring to fig. 7, in some embodiments, the liquid guiding groove 15 is an annular groove, and the inner circumferential surface of the liquid guiding groove 15 is beveled, which is not only beneficial to guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guiding groove 15, but also can prevent the first liquid inlet hole 211 from generating bubbles when returning air. Further, the angle of the bevel of the inner peripheral surface of the liquid guide groove 15 _α Is 10 degrees to 60 degrees, and the atomized liquid in the liquid guide groove 15 can be transmitted to the atomized core assembly 2 through the first liquid inlet hole 211 to the utmost extent, thereby reducing or even eliminating the residual waste of the atomized liquid. When the angle of the bevel of the inner peripheral surface of the liquid guide groove 15 _α When the temperature is less than 10 degrees, the phenomenon of air bubbles being blocked is easily generated when the first liquid inlet hole 211 returns air, and the air bubbles are guidedThe liquid guiding groove 15 is not smooth to guide liquid, which can cause the atomization part of the atomization core component 2 to be dry-burned. When the bevel angle of the inner peripheral surface of the liquid guide groove 15 _α When the temperature is more than 60 ℃, the residual quantity of the atomized liquid in the liquid guide groove 15 is too much, which easily causes pollution and waste.

Referring to fig. 3, in some embodiments, the width a of the liquid guiding groove 15 is 1-5 mm, which is not only beneficial for guiding the atomized liquid at the bottom of the liquid storage cavity 14 to the first liquid inlet hole 211 through the liquid guiding groove 15, but also can prevent the first liquid inlet hole 211 from generating air bubbles when returning air. When the width of the liquid guide groove 15 is less than 1mm, the phenomenon that the liquid guide groove 15 is unsmooth in liquid guide is easy to occur, so that the atomization piece of the atomization core assembly 2 is dry-burned due to insufficient liquid supply. When the width of the liquid guide groove 15 is larger than 5mm, the residual amount of the atomized liquid in the liquid guide groove 15 is too much, which is easy to cause pollution and waste.

Referring to FIG. 3, in some embodiments, the width b of the first inlet hole 211 and/or the second inlet hole 221 is 1-2.5 mm, and the cross-sectional area of the first inlet hole 211 and/or the second inlet hole 221 is 15-60 mm ² The first liquid inlet hole 211 and/or the second liquid inlet hole 221 can be ensured to stably transmit atomized liquid to the atomized core assembly 2. When the flow cross-sectional area of the first liquid inlet hole 211 and/or the second liquid inlet hole 221 is less than 15mm ² In time, the phenomenon of unsmooth infusion is easy to occur, and the atomization piece of the atomization core component 2 is dry-burned due to insufficient liquid supply. When the flow cross-sectional area of the first liquid inlet hole 211 and/or the second liquid inlet hole 221 is larger than 60mm ² In the meantime, the area of the first liquid inlet hole 211 and/or the second liquid inlet hole 221 is too large, which not only easily causes the over infusion to cause the atomized liquid not to be sufficiently atomized, affecting the taste of the food intake, but also easily causes the leakage of the atomized liquid to cause pollution and waste.

Referring to fig. 2 and fig. 3, in some embodiments, the liquid storage component 1 includes a housing 11, a base 12 and an air duct 13 disposed in the housing 11, the housing 11 is cylindrical, an air outlet 17 is disposed at a top end of the housing 11, a mounting opening is disposed at a bottom end of the housing 11, the base 12 is mounted in the mounting opening, the atomizing core assembly 2 is supported and fixed on the base 12, the air duct 13 connects the air outlet 17 and the atomizing core assembly 2, a liquid storage cavity 14 is defined by the air duct 13 and a portion outside the atomizing core assembly 2 inside the housing 11, and a liquid guiding groove 15 is disposed on the base 12. Then at the atomizer during operation, the atomized liquid in the stock solution chamber 14 passes through first feed liquor hole 211 of guide to atomized core subassembly 2 on through liquid guide tank 15 water conservancy diversion, and the atomized liquid then transmits to atomized core subassembly 2's atomizing piece via first feed liquor hole 211, and the atomizing piece produces the heat after the circular telegram, forms aerosol with atomized liquid atomization, and aerosol introduces the gas outlet 17 on 11 tops of casing via air duct 13 for the user inhales. It is understood that the atomizing element can be, but is not limited to, a metal heating wire, a metal heating sheet, a metal heating net, or other heating elements capable of generating heat by electricity.

Referring to fig. 3, in some embodiments, the atomizing core assembly 2 includes a first atomizing pipe 21 disposed inside the liquid storage component 1, a second atomizing pipe 22 disposed in the first atomizing pipe 21, and an atomizing component disposed in the second atomizing pipe 22, wherein a first liquid inlet hole 211 is disposed on the first atomizing pipe 21, the first liquid inlet hole 211 is communicated with a second liquid inlet hole 221, and a second liquid inlet hole 221 for delivering an atomizing liquid to the atomizing component is disposed on the second atomizing pipe 22. In this embodiment, the atomizing core assembly 2 includes the first atomizing pipe 21 that locates the liquid storage part 1 inside, locate the second atomizing pipe 22 in the first atomizing pipe 21 and locate the atomizing piece in the second atomizing pipe 22, is equipped with the second feed liquor hole 221 that is used for transmitting the atomizing liquid to the atomizing piece on the second atomizing pipe 22, is equipped with the first feed liquor hole 211 with second feed liquor hole 221 intercommunication on the first atomizing pipe 21. Then at the atomizer during operation, the atomized liquid in the stock solution chamber 14 passes through first feed liquor hole 211 of guide to atomized core subassembly 2 on through liquid guide tank 15 water conservancy diversion, and the atomized liquid transmits the atomizing piece to atomized core subassembly 2 via first feed liquor hole 211, second feed liquor hole 221 next, and the atomizing piece produces the heat after the circular telegram, forms aerosol with atomized liquid atomization, and aerosol introduces the gas outlet 17 on 11 tops of casing via air duct 13 to supply the user to inhale.

Referring to fig. 3, in some embodiments, the atomizing core assembly 2 further includes a liquid guiding member 23 disposed between the first atomizing pipe 21 and the second atomizing pipe 22, and the liquid guiding member 23 covers the first liquid inlet 211 and/or the second liquid inlet 221. In this embodiment, the liquid guiding member 23 is disposed between the first atomizing pipe 21 and the second atomizing pipe 22, the liquid guiding member 23 can not only store and transmit the atomized liquid, but also absorb the residual atomized liquid to alleviate or suppress the leakage of the atomized liquid. The liquid guide 23 may be, but not limited to, a liquid guide cotton, a liquid guide fiber, a liquid guide sponge, or the like.

Referring to fig. 3, in some embodiments, a first sealing member 3 is disposed at a connection between the first atomizing pipe 21 of the atomizing core assembly 2 and the air duct 13 of the liquid storage member 1 to enhance sealing performance and prevent liquid leakage. The junction of the first atomizing pipe 21 of atomizing core subassembly 2 and the base 12 of stock solution spare 1 is provided with second sealing member 4 to strengthen the leakproofness, prevent the weeping. The junction of the second atomizing pipe 22 of the atomizing core assembly 2 and the base 12 of the liquid storage part 1 is provided with a third sealing part 5 to enhance the sealing property and prevent liquid leakage. The junction of the shell 11 of the liquid storage part 1 and the base 12 of the liquid storage part 1 is provided with a fourth sealing element 6 to enhance the sealing property and prevent liquid leakage. In addition, the air duct 13 of stock solution spare 1 and the 11 integrated into one piece of casing of stock solution spare 1 are favorable to strengthening the leakproofness, prevent the weeping. Be equipped with the mounting hole on the base 12 of stock solution spare 1, atomizing core subassembly 2 is inserted in the casing 11 of stock solution spare 1 by the mounting hole on the base 12, makes things convenient for the installation of atomizing core subassembly 2. It should be noted that the first seal 3, the second seal 4, the third seal 5 or the fourth seal 6 may be, but not limited to, a silicone member or a rubber member.

The embodiment of the utility model provides a still provide an aerosol generating device, this aerosol generating device include the atomizing device that any embodiment of the aforesaid provided and to the power supply unit of atomizing device power supply. Since the aerosol generating device has all the technical features of the atomizing device provided in any one of the above embodiments, it has the same technical effects as the atomizing device described above.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims (10)

1. An atomizing device, comprising:

the liquid storage part is internally provided with a liquid storage cavity for storing atomized liquid; and

the atomization core assembly is used for atomizing the atomized liquid provided by the liquid storage cavity;

wherein, correspond on the stock solution spare the drain groove has been seted up to the bottom position in stock solution chamber, the notch in drain groove with stock solution chamber intercommunication, atomizing core subassembly set up in stock solution spare is inside to be close to the position of drain groove, it is used for the intercommunication to offer on the atomizing core subassembly the first feed liquor hole in drain groove, the planar height in notch place in drain groove is higher than the height that sets up in first feed liquor hole.

2. The atomizing device according to claim 1, wherein the first liquid inlet hole is a hole extending in a depth direction of the liquid guide groove, a plane of the notch of the liquid guide groove is higher than a plane of the top end of the hole, and a plane of the groove bottom of the liquid guide groove is lower than or equal to the plane of the bottom end of the hole.

3. The atomizing device of claim 1, wherein the cross-sectional flow area of the liquid guide groove is greater than or equal to the cross-sectional flow area of the first liquid inlet hole.

4. The atomizing device according to claim 1, wherein the liquid guide groove is an annular groove, the bottom end of the atomizing core assembly is received in the liquid guide groove, and the first liquid inlet hole is located in the liquid guide groove.

5. The atomizing device according to claim 4, wherein the cross-sectional flow area of the liquid guide groove is gradually reduced from the notch of the liquid guide groove to the bottom of the liquid guide groove.

6. The atomizing device according to claim 1, wherein the inner circumferential surface of the liquid guide groove is stepped; or the inner circumferential surface of the liquid guide groove is in an arc shape; or the inner circumferential surface of the liquid guide groove is in a bevel shape; or the inner circumferential surface of the liquid guide groove is in a wave shape.

7. The atomizing device according to any one of claims 1 to 6, wherein the liquid storage component includes a housing, a base, and an air duct disposed in the housing, an air outlet is disposed at a top end of the housing, an installation opening is disposed at a bottom end of the housing, the base is assembled in the installation opening, the atomizing core component is supported and fixed on the base, the air duct connects the air outlet and the atomizing core component, a portion of the housing inside the air duct and outside the atomizing core component defines the liquid storage cavity, and the base is provided with the liquid guide groove.

8. The atomizing device according to any one of claims 1 to 6, wherein the atomizing core assembly includes a first atomizing pipe disposed inside the liquid storage member, a second atomizing pipe disposed in the first atomizing pipe, and an atomizing member disposed in the second atomizing pipe, the first atomizing pipe is provided with the first liquid inlet hole, and the second atomizing pipe is provided with a second liquid inlet hole for delivering atomized liquid to the atomizing member.

9. The atomizing device of claim 8, wherein the atomizing core assembly includes a liquid-conducting member spaced between the first atomizing tube and the second atomizing tube, the liquid-conducting member covering the first liquid inlet orifice and/or the second liquid inlet orifice.

10. An aerosol generating device comprising an atomising device as claimed in any of claims 1 to 9.

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