Atomization bomb and electronic atomization device

Abstract

The utility model provides an atomization bomb and an electronic atomization device. The atomization bomb comprises a suction nozzle, a flexible sealing piece, a heating cup and a protective cover. Wherein the protective cover is arranged on the periphery of the heating cup in a sleeving mode, a heat insulation gap is formed between the protective cover and the heating cup, and the heating cup and the protective cover are fixedly connected to one end of the suction nozzle through a flexible sealing piece; the suction nozzle is provided with an air inlet and an air outlet which are arranged at intervals, and the air inlet and the air outlet are communicated with the inner side of the heating cup. The protective cover is arranged on the periphery of the heating cup in a sleeving mode, so that the heating cup can be prevented from being exposed outside, and when a user takes the atomization bomb to replace an atomization medium, the protective cover can prevent the user from making direct contact with the heating cup and can prevent the user from being scalded by the heating cup heated at the high temperature. The heating cup and the protective cover can be directly fixed to one end of the suction nozzle through the flexible sealing piece, the atomization bomb comprises the suction nozzle, the flexible sealing piece, the protective cover and the heating cup, a complete airflow channel can be formed, the structure is more simplified, assembling is easy and convenient, and cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to electronic atomization technical field especially relates to an atomization cartridge and electronic atomization device. BACKGROUND

[0002] The atomization device usually includes disposable atomizer and cartridge-replaceable atomizer. The design concept of the disposable atomizer is to throw away after use, which is convenient for user operation and provides extreme convenience, but the cost effect is not good for long-term use. The cartridge-replaceable atomizer provides higher customization and use flexibility, and the user can replace the atomization cartridge according to personal preference, and the long-term use cost is lower. However, in the related art, the cartridge-replaceable atomizer is directly detachably arranged in the main machine, and since the heating temperature of the atomization medium is high, after use, the heating cup needs to be removed or the suction nozzle or cover plate needs to be opened, and then the heating cup is taken out. When the user takes out the heating cup, the user is likely to touch the cup wall of the heating cup, and the high-temperature heating cup may scald the user. SUMMARY

[0003] The technical purpose of the utility model is to provide an atomization cartridge and electronic atomization device, which aims to solve the technical problem that the cartridge-replaceable atomizer in the related art may scald the user when replacing the atomization cartridge.

[0004] To solve the above technical problems, the utility model is realized in the following way. An atomization cartridge includes a suction nozzle, a flexible sealing element, a heating cup, and a protective cover. The protective cover is sleeved on the outer periphery of the heating cup, and a heat insulation gap is formed between the protective cover and the heating cup. The heating cup and the protective cover are fixedly connected to one end of the suction nozzle through the flexible sealing element. The suction nozzle is provided with a plurality of air inlets and air outlets arranged at intervals. The air inlets and the air outlets are both connected to the inner cavity of the heating cup.

[0005] Further, in some embodiments, the heating cup has an open end close to the suction nozzle, and the protective cover has a first end located on the outer periphery side of the open end. The flexible sealing element includes a covering part and a first sealing part. The covering part covers the first end, and the covering part is provided with a first avoiding hole and a second avoiding hole arranged at intervals. The first avoiding hole is connected to the heating cup and the air outlet, and the second avoiding hole is connected to the air inlet and the heating cup. The first sealing part protrudes from the covering part and extends in the axial direction. The first sealing part is clamped between the inner side of the first end and the outer side of the open end.

[0006] Further, in some embodiments, the heating cup has a closed end away from the end of the suction nozzle, the closed end is provided with a heating element; the protective cover has an open end away from the end of the suction nozzle, wherein, along the axial direction of the heating cup, the open end protrudes from the closed end.

[0007] Further, in some embodiments, the flexible sealing member further comprises a second sealing portion protruding from the covering portion and extending in the axial direction, the first sealing portion and the second sealing portion are arranged in a spaced manner.

[0008] The suction nozzle has a ventilation pipe penetrating the first avoiding hole and the second sealing portion, the ventilation pipe communicates the heating cup and the air outlet, the second sealing portion is clamped between the outside of the ventilation pipe and the inside of the heating cup.

[0009] Further, in some embodiments, the outside of the second sealing portion is provided with a spiral groove, the spiral groove and the inside of the heating cup form a spiral air channel, the spiral air channel communicates the heating cup and the second avoiding hole.

[0010] Further, in some embodiments, the outside of the second sealing portion is provided with an oil hiding groove adjacent to the spiral groove, the oil hiding groove and the inside of the heating cup form an oil hiding space.

[0011] Further, in some embodiments, the protective cover is provided with a first assembly structure, the flexible sealing member is provided with a second assembly structure, the first assembly structure is connected to the second assembly structure.

[0012] Further, in some embodiments, the heating cup has an open end close to the suction nozzle, the protective cover has a first end located at the peripheral side of the open end; the flexible sealing member comprises a first sealing portion clamped between the inside of the first end and the outside of the open end; the first assembly structure comprises an assembly clamping groove provided in the first end, the second assembly structure comprises an assembly clamping convex protruding from the outside of the first sealing portion, the assembly clamping convex is clamped in the assembly clamping groove.

[0013] Further, in some embodiments, the protective cover is provided with a first connection structure, the flexible sealing member is provided with an avoiding structure, the suction nozzle is provided with a second connection structure, the first connection structure is connected to the second connection structure through the avoiding structure.

[0014] Further, in some embodiments, the first connection structure comprises a groove provided in the outside of the protective cover, the avoiding structure comprises an avoiding groove provided in the outside of the flexible sealing member; the second connection structure comprises a protrusion provided in the inside of the suction nozzle, the protrusion penetrates the avoiding groove and is clamped in the groove.

[0015] Further, in some embodiments, an electronic atomization device includes a battery rod and an atomization cartridge as described above, the battery rod and the atomization cartridge are assembled and connected, and a contact electrode of the battery rod is connected to a side of the heating cup away from the mouthpiece.

[0016] The atomization cartridge in the utility model has the beneficial effects compared with the related art that:

[0017] In the embodiment of the utility model, the heating cup is used for storing and heating atomization medium, the protective cover is sleeved on the outer periphery of the heating cup, thus, the heating cup can be prevented from being exposed to the outside, and when the user replaces the atomization cartridge, the protective cover can prevent the user from directly contacting the heating cup, the user can hold the mouthpiece or the protective cover together to take out the heating cup from the whole machine, and the user can be prevented from being scalded by the high-temperature heating cup. In addition, the heating cup and the protective cover can be directly fixed to one end of the mouthpiece through the flexible sealing piece, and the air inlet and the air outlet are arranged on the mouthpiece at intervals, external airflow can flow into the inner cavity of the heating cup from the air inlet and then flow out through the air outlet together, in this way, the atomization cartridge only includes the mouthpiece, the flexible sealing piece, the protective cover and the heating cup, a complete airflow channel can be formed, the structure is more simplified, assembly is simple, and the cost can be reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating labor.

[0019] Figure 1 It is the first cross-sectional view schematic drawing of the atomization cartridge in the embodiment of the utility model;

[0020] Figure 2 It is the second cross-sectional view schematic drawing of the atomization cartridge in the embodiment of the utility model;

[0021] Figure 3 It is the explosion drawing of the atomization cartridge in the embodiment of the utility model;

[0022] Figure 4 It is the structure schematic drawing of the flexible sealing piece in the embodiment of the utility model;

[0023] Figure 5 It is the explosion drawing of the electronic atomization device in the embodiment of the utility model.

[0024] In the drawings, various reference signs denote: 1, mouthpiece; 11, air inlet; 12, air outlet; 13, air tube; 2, flexible seal; 21, cover portion; 211, first escape hole; 212, second escape hole; 22, first sealing portion; 23, second sealing portion; 231, helical groove; 232, oil storage groove; 24, assembly clamping protrusion; 25, escape groove; 3, heating cup; 31, open end; 32, heating element; 4, protective cover; 41, first end; 42, assembly clamping groove; 43, groove; 5, iron cover; 6, battery rod. DETAILED DESCRIPTION

[0025] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application, and all other embodiments obtained by those skilled in the art without creative labor on the basis of the embodiments in the present application belong to the scope of protection of the present application.

[0026] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0027] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0028] Please refer to Figures 1 to 4The utility model embodiment provides a kind of atomization bullet, including suction nozzle 1, flexible sealing element 2, heating cup 3 and protective cover 4;Wherein, protective cover 4 is sleeved in the outer periphery of heating cup 3, and heat insulation gap is formed between protective cover 4 and heating cup 3, and heating cup 3 and protective cover 4 are fixedly connected in the one end of suction nozzle 1 by flexible sealing element 2;Suction nozzle 1 is equipped with the air inlet 11 and outlet 12 of interval arrangement, and the air inlet 11 and outlet 12 are all communicated with the inner chamber of heating cup 3.

[0029] In the utility model embodiment, the inner chamber of heating cup 3 can be used to store atomization medium, and the atomization medium is heated and atomized, by the outer periphery of protective cover 4 being sleeved on heating cup 3, therefore, heating cup 3 can be avoided to be exposed to the outside, and when user replaces cartridge, protective cover 4 can avoid user and heating cup 3 direct contact, can prevent heating high temperature after heating cup 3 scald user.In addition, in the utility model embodiment, heating cup 3 and protective cover 4 can be directly fixed in the one end of suction nozzle 1 by flexible sealing element 2, and suction nozzle 1 is interval arranged with air inlet 11 and outlet 12, and external airflow can flow from air inlet 11 to the inner chamber of heating cup 3, and then flow out through outlet 12, so setting, the atomization bullet of the utility model embodiment only includes suction nozzle 1, flexible sealing element 2, protective cover 4 and heating cup 3, can form complete airflow channel, structure is more simplified, and assembly is simple, can reduce cost.

[0030] Further, in some embodiments, heating cup 3 can be a container made of glass, ceramic or other materials, and protective cover 4 can be a high-temperature-resistant plastic material. In this way, it can prevent scalding and prevent heating cup 3 from breaking when the atomization bullet falls, with high safety and reliability.

[0031] In other alternative embodiments, heating cup 3 can also be made of metal material.

[0032] Further, referring to Figures 1 to 2 In some embodiments, heating cup 3 has an open end 31 near suction nozzle 1, protective cover 4 has a first end 41 located on the outer periphery of the open end 31, flexible sealing element 2 includes a cover portion 21 and a first sealing portion 22, cover portion 21 covers first end 41, and cover portion 21 is provided with first and second relief holes 211 and 212, first relief hole 211 communicates the inner chamber of heating cup 3 and outlet 12, and second relief hole 212 communicates air inlet 11 and the inner chamber of heating cup 3, first sealing portion 22 protrudes from cover portion 21 and extends in the axial direction, and first sealing portion 22 is clamped between the inner side of first end 41 and the outer side of open end 31.

[0033] Specifically, the covering portion 21 of the flexible sealing member 2 covers the first end 41, i.e. the covering portion 21 can cover the open end 31 of the heating cup 3, so as to prevent the atomized medium in the heating cup 3 from leaking out through the open end 31, thereby playing a sealing role. The first avoiding hole 211 is arranged on the covering portion 21, so that the atomized gas formed in the heating cup 3 can flow to the air outlet 12; the covering portion 21 is further provided with the second avoiding hole 212, so that the external airflow can flow to the heating cup 3 from the air inlet 11. In addition, the first sealing portion 22 is clamped to the inner side of the first end 41 of the protective cover 4 and the outer side of the open end 31 of the heating cup 3, so as to fixedly connect the heating cup 3 and the protective cover 4 and form a heat insulation gap in the radial direction, thereby reducing the heat transfer from the heating cup 3 to the protective cover 12.

[0034] Further, in some embodiments, the end of the heating cup 3 away from the mouthpiece 1 is a closed end, and the closed end is provided with the heating body 32; the end of the protective cover 4 away from the mouthpiece 1 is an open end, wherein the open end protrudes from the closed end along the axial direction of the heating cup 3.

[0035] Specifically, the end of the heating cup 3 away from the mouthpiece 1 is a closed end, and the closed end can be provided with the heating body 32, and specifically, the closed end can be plated with a metal film, i.e. the heating body 32 is a heating film formed on the closed end of the heating cup, so as to heat the atomized medium in the heating cup 3, and after being connected to the power supply, the heating cup 3 can instantly generate hot atomized gas. In addition, the end of the protective cover 4 away from the mouthpiece 1 is an open end, so that when the contact electrode of the atomized cartridge is connected to the battery assembly, the contact electrode can be connected to the heating body 32 through the open end. Moreover, the open end protrudes from the closed end along the axial direction of the heating cup 3, so that the heating cup 3 can be completely sleeved by the protective cover 4 to form a better heat insulation effect, and the closed end of the heating cup 3 can be prevented from scalding the user after being heated to a high temperature.

[0036] It should be noted that, Figure 1 The direction parallel to the Z-axis is the axial direction.

[0037] Further, please refer to Figures 1 to 2 In some embodiments, the mouthpiece 1 has a ventilation pipe 13 penetrating through the first avoiding hole 211 and the second sealing portion 23, the ventilation pipe 13 communicates the heating cup 3 and the air outlet 12, and the flexible sealing member 2 further comprises a second sealing portion 23 protruding from the covering portion 21 and extending along the axial direction, the first sealing portion 22 and the second sealing portion 23 are arranged in a spaced manner, and the second sealing portion 23 is clamped to the outer side of the ventilation pipe 13 and the inner side of the heating cup 3.

[0038] Specifically, the flexible seal 2 can be a hollow structure, so that the air pipe 13 of the mouthpiece 1 can pass through the first avoiding hole 211 of the cover part 21 and the second seal part 23 in sequence, so as to make the air pipe 13 communicate the air outlet 12 of the mouthpiece 1 and the inside of the heating cup 3, thus the atomized gas formed in the heating cup 3 can flow to the air outlet 12 through the air pipe 13 directly, and finally flow to the outside for the user to smoke. In addition, the second seal part 23 is clamped between the air pipe 13 and the heating cup 3, so that the sealing can be realized.

[0039] And it can be understood that the cover part 21, the first seal part 22 and the second seal part 23 can enclose to form an annular groove, and the annular groove can be opened towards the opening end 31 of the heating cup 3, and the heating cup 3 is clamped in the annular groove, so that the connection of the heating cup 3 and the flexible seal 2 can be realized; and through the first seal part 22 and the second seal part 23, the sealing connection of the heating cup 3, the protective cover 4 and the mouthpiece 1 can be realized. In addition, the heating cup 3 is used for storing atomized medium, so that the atomized bomb can be designed to be disposable or repeatedly filled by adjusting the interference amount of the seal part and the heating cup 3.

[0040] Further, please refer to Figures 1 to 2 , a section of the air pipe 13 passing through the first avoiding hole 211 is arranged in the second seal part 23. The size of the second seal part 23 extending to the bottom of the heating cup 3 can be greater than the size of the air pipe 13 extending to the bottom of the heating cup 3, so that there is a certain distance between the air pipe 13 and the atomized medium in the heating cup 3, so as to avoid the atomized medium in the heating cup 3 from splashing and scalding the air pipe 13 when atomized, or avoid the high-temperature gas flow at the bottom of the heating cup 3 from scalding the air pipe 13.

[0041] Further, please refer to Figures 1 to 4 In some embodiments, a spiral groove 231 is arranged on the outside of the second seal part 23, the spiral groove 231 and the inside of the heating cup 3 enclose to form a spiral air channel, and the spiral air channel communicates the heating cup 3 and the second avoiding hole 212.

[0042] Specifically, the outer side of the second sealing part 23 is attached to the inner side of the heating cup 3, and the second sealing part 23 extends from the cover part 21, so that a spiral groove 231 can be formed on the outer side of the second sealing part 23, and one end of the spiral groove 231 is connected to the second avoiding hole 212. In this way, the spiral channel formed by the spiral groove 231 and the heating cup 3 can be connected to the air inlet 11 through the second avoiding hole 212, so that the external airflow can flow to the second avoiding hole 212 through the air inlet 11, then flow to the spiral air channel, and finally flow to the inside of the heating cup 3. In addition, the spiral air channel can make the airflow in a spiral state, and the spiral airflow can improve the carrying efficiency of the atomized gas in the heating cup 3, thereby improving the atomization utilization rate. In addition, the first avoiding hole 211 and the second avoiding hole 212 are arranged at intervals, and the vent pipe 13 is arranged in the third avoiding hole on the inner side of the second sealing part 23, and the spiral groove 231 is arranged on the outer side of the second sealing part 23, so as to avoid the influence of the air inlet process and the air outlet process on each other.

[0043] It should be noted that, Figure 1 The dashed line indicates the direction of airflow.

[0044] Further, in some specific embodiments, the transverse cross-sectional shape of the spiral groove 231 can be semicircular, and the transverse cross-sectional shape of the air inlet 11 and the second avoiding hole 212 can be circular, so as to facilitate the flow of gas in the air channel and reduce the use of noise. In other embodiments, the transverse cross-sectional shape of the spiral groove 231 can also be V, [or C, etc., but is not limited thereto.

[0045] Further, please refer to Figures 1 to 4 Two opposite spiral grooves 231 can be formed on the outer side of the second sealing part 23, so that the external airflow can enter the heating cup 3 from the opposite two sides, and the two spiral airflows enter the heating cup 3 from the opposite positions, so as to quickly and sufficiently carry out the atomized gas at the bottom and the corners of the heating cup 3, thereby further improving the atomization efficiency and preventing waste.

[0046] Further, please refer to Figures 1 to 4 In some embodiments, an oil storage groove 232 adjacent to the spiral groove 231 is formed on the outer side of the second sealing part 23, and the oil storage groove 232 and the inner side of the heating cup 3 form an oil storage space.

[0047] Specifically, an oil storage groove 232 can also be formed on the outer side of the second sealing part 23, and the oil storage groove 232 and the inner side of the heating cup 3 form an oil storage space, and the opening of the oil storage space faces the bottom of the heating cup 3. In this way, if the atomized medium is splashed during the heating process, it can enter the oil storage space, so as to prevent the splashed atomized medium from entering the spiral groove 231 and avoid blocking the spiral air channel.

[0048] Further, please refer to Figures 3 to 4 In some embodiments, the protective cover 4 is provided with a first assembly structure, the flexible seal 2 is provided with a second assembly structure, and the first assembly structure is connected to the second assembly structure. Through the connection of the first assembly structure and the second assembly structure, the assembly connection of the protective cover 4 and the flexible seal 2 can be realized.

[0049] Further, in some specific embodiments, the heating cup 3 has an open end 31 close to the suction nozzle 1, the protective cover 4 has a first end 41 located at the peripheral side of the open end 31, the flexible seal 2 includes a first sealing part 22 clamped between the inner side of the first end 41 and the outer side of the open end 31, the first assembly structure includes an assembly clamping groove 42 opened in the first end 41, and the second assembly structure includes an assembly clamping protrusion 24 protruding from the outer side of the first sealing part 22, which is clamped in the assembly clamping groove 42.

[0050] Specifically, the first sealing part 22 is clamped between the inner side of the first end 41 and the outer side of the open end 31, that is, the outer side of the first sealing part 22 is attached to the inner side of the first end 41. By providing the assembly clamping protrusion 24 on the first sealing part 22 and opening the assembly clamping groove 42 in the first end 41, the assembly clamping protrusion 24 is clamped in the assembly clamping groove 42, which can not only realize the assembly connection of the protective cover 4 and the flexible seal 2, but also prevent the first sealing part 22 from being provided with an opening to reduce the sealing performance, that is, the sealing effect of the first sealing part 22 can be guaranteed, and the structure is simple and the assembly is easy.

[0051] Further, please refer to Figures 3 to 4 In some specific embodiments, the assembly clamping groove 42 penetrates along the radial direction, and the opening of the assembly clamping groove 42 is axially directed to the suction nozzle 1, and the assembly clamping protrusion 24 is arranged on the outer side of the first sealing part 22 and matches the assembly clamping groove 42. In this way, the assembly clamping protrusion 24 of the flexible seal 2 can be directly clamped in the assembly clamping groove 42 along the axial direction, that is, the assembly connection of the protective cover 4 and the flexible seal 2 can be realized, so that the assembly difficulty can be further reduced.

[0052] In other embodiments, the assembly clamping groove 42 can not penetrate along the radial direction, and the assembly connection of the protective cover 4 and the flexible seal 2 can also be realized, which will not be described here.

[0053] In some specific embodiments, the assembly clamping protrusion 24 can be arranged at other positions of the flexible seal 2, and the assembly clamping groove 42 is adaptively arranged, and the assembly connection of the protective cover 4 and the flexible seal 2 can also be realized, and the sealing effect of the first sealing part 22 can be guaranteed, which will not be described here.

[0054] In some specific embodiments, the first assembly structure can be a protruding structure outside the flexible seal 2, and a clamping groove formed in the protruding structure, and the second assembly structure can be a clamping protrusion arranged on the protective cover 4 and matched with the clamping groove, the clamping protrusion and the clamping groove are connected in a clamping manner, and the assembly connection of the protective cover 4 and the flexible seal 2 is achieved, and the sealing effect of the first sealing part 22 is ensured, which will not be described here.

[0055] Further, in some embodiments, the protective cover 4 is provided with a first connecting structure, the flexible seal 2 is provided with an avoiding structure, and the suction nozzle 1 is provided with a second connecting structure, and the first connecting structure is connected to the second connecting structure through the avoiding structure.

[0056] Specifically, since the flexible seal 2 is arranged between the protective cover 4 and the suction nozzle 1, in some embodiments, by arranging the avoiding structure on the flexible seal 2, the connection of the first connecting structure and the second connecting structure can be achieved, so that the protective cover 4 and the suction nozzle 1 are fixedly connected, and the stable connection of the protective cover 4, the suction nozzle 1 and the flexible seal 2 can be further achieved.

[0057] Further, please refer to Figures 3 to 4 , in some embodiments, the first connecting structure includes a groove 43 formed outside the protective cover 4, and the avoiding structure includes an avoiding groove 25 formed outside the flexible seal 2; the second connecting structure includes a protrusion arranged inside the suction nozzle 1, the protrusion is arranged in the avoiding groove 25 and is clamped in the groove 43. In this way, the protrusion is clamped in the avoiding groove 25 and the groove 43 at the same time, so that the stable connection of the protective cover 4, the suction nozzle 1 and the flexible seal 2 can be achieved.

[0058] Further, please refer to Figures 3 to 4 , in some specific embodiments, the groove 43 is formed outside the first end 41 of the protective cover 4, and the groove 43 is open outward. The first sealing part 22 and the second sealing part 23 of the flexible seal 2 are both located inside the first end 41 of the protective cover 4, and the covering part 21 of the flexible seal 2 covers the first end 41 of the protective cover 4, at this time, the avoiding groove 25 can be arranged on the covering part 21, the avoiding groove 25 penetrates along the axial direction and is open outward, and the protrusion is arranged inside the outermost circle of the suction nozzle 1, so that the groove 43, the avoiding groove 25 and the protrusion are aligned, in this way, the protrusion is clamped in the avoiding groove 25 and the groove 43 at the same time, and the stable connection of the protective cover 4, the suction nozzle 1 and the flexible seal 2 can be achieved, which will not be described here.

[0059] In some embodiments, the first connecting structure comprises a protrusion arranged outside the protective cover 4, and the flexible sealing member 2 does not need to be provided with a relief structure, and the second connecting structure comprises a groove 43 arranged inside the suction nozzle 1, and the protrusion can be clamped in the groove 43, so that the protective cover 4 and the suction nozzle 1 are fixedly connected, and since the protective cover 4 and the flexible sealing member 2 are assembled and connected, the stable connection of the protective cover 4, the suction nozzle 1 and the flexible sealing member 2 can also be achieved.

[0060] Further, referring to Figures 1 to 5 An electronic atomization device comprises a battery rod 6 and an atomization cartridge, the battery rod 6 and the atomization cartridge are assembled and connected, and a contact electrode of the battery rod 6 is in contact with one side of the heating cup 3 away from the suction nozzle 1.

[0061] Specifically, the battery rod 6 can be adsorbed and connected by the magnet and the iron cover 5, so that the atomization cartridge and the battery rod 6 are assembled and connected, which is convenient and fast. The contact electrode of the battery rod 6 is in contact with the metal plating layer at the bottom of the heating cup 3, when the battery rod 6 is started, the bottom of the heating cup 3 is heated, and the atomization medium in the heating cup 3 can be atomized into atomized gas at high temperature.

[0062] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0063] The above is the description of the technical scheme provided by the utility model, for those skilled in the art, according to the idea of the embodiment of the utility model, the specific implementation mode and the application range can be changed, and in conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. An aerosol projectile, characterized by, The device comprises a suction nozzle, a flexible seal, a heating cup and a protective cover. The protective cover is sleeved on the outer periphery of the heating cup, and a heat insulation gap is formed between the protective cover and the heating cup. The suction nozzle is provided with air inlets and air outlets arranged at intervals.

2. The cartridge of claim 1, wherein The heating cup has an open end close to the suction nozzle, and the protective cover has a first end located on the outer periphery of the open end. The flexible seal comprises a cover part and a first sealing part. The cover part covers the first end, and the cover part is provided with first and second avoiding holes arranged at intervals.

3. The cartridge of claim 2, wherein The first avoiding hole is connected to the heating cup and the air outlet, and the second avoiding hole is connected to the air inlet and the heating cup. The first sealing part protrudes from the cover part and extends in the axial direction.

4. The cartridge of claim 2, wherein The first sealing part is clamped between the inner side of the first end and the outer side of the open end. The heating cup has a closed end away from the suction nozzle.

5. The cartridge of claim 4, wherein The protective cover has an open end away from the suction nozzle.

6. The cartridge of claim 5, wherein The flexible seal further comprises a second sealing part protruding from the cover part and extending in the axial direction.

7. The cartridge of claim 1, wherein The suction nozzle has a ventilation pipe passing through the first avoiding hole and the second sealing part.

8. The cartridge of claim 7, wherein The ventilation pipe is connected to the heating cup and the air outlet. The outer side of the second sealing part is provided with a spiral groove.

9. The cartridge of claim 1, wherein The spiral groove and the inner side of the heating cup form a spiral air channel. The outer side of the second sealing part is provided with an oil storage groove adjacent to the spiral groove. The protective cover is provided with a first assembly structure. The flexible seal is provided with a second assembly structure. The first assembly structure is connected to the second assembly structure. The heating cup has an open end close to the suction nozzle. The protective cover has a first end located on the outer periphery of the open end. The flexible seal comprises a first sealing part clamped between the inner side of the first end and the outer side of the open end. The first assembly structure comprises an assembly clamping groove provided on the first end. The second assembly structure comprises an assembly clamping convex protruding from the outer side of the first sealing part. The assembly clamping convex is connected to the assembly clamping groove. The protective cover is provided with a first connection structure. The flexible seal is provided with an avoiding structure. The suction nozzle is provided with a second connection structure. The first connection structure is connected to the second connection structure through the avoiding structure.

10. The cartridge of claim 9, wherein The first connecting structure comprises a groove formed on the outside of the protective cover, and the avoiding structure comprises an avoiding groove formed on the outside of the flexible sealing element; the second connecting structure comprises a protrusion arranged on the inside of the suction nozzle, and the protrusion is arranged through the avoiding groove and is clamped in the groove.

11. An electronic atomizing device, characterized by, The aerosol cartridge comprises a battery rod and an aerosol cartridge as claimed in any one of claims 1-10, the battery rod and the aerosol cartridge are assembled and connected, and the contact electrode of the battery rod is connected to the side of the heating cup away from the suction nozzle.

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