Atomization device

Abstract

The utility model relates to the technical field of electronic atomization equipment, and specifically to an atomization device. The atomizer is used to generate aerosol, and the host is used to power the atomizer. A positioning structure is provided between the bottom cover of the atomizer and the upper cover of the host, and the upper cover and the bottom cover are positioned and installed by the cooperation of the protrusion and the recess; the first magnetic member and the second magnetic member have magnetic adsorption ability, and after positioning and installation, they are attracted to each other by the magnetic force between the first magnetic member and the second magnetic member, and the first magnetic member and the second magnetic member are respectively provided on the bottom cover and the upper cover to realize the detachable connection between the atomizer and the host. When the atomizer and the host are disassembled and separated, the battery placed in the accommodating cavity can be taken out, thereby realizing battery recycling.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic atomization equipment, in particular to an atomization device. Background Art

[0002] The smoke from burning cigarettes contains harmful substances such as tar, which can cause great harm to the human body if inhaled for a long time. In order to overcome the harmful substances produced by burning cigarettes, low-harm cigarette substitutes such as e-cigarettes with e-liquid and heat-not-burn e-cigarettes have emerged.

[0003] Although traditional e-cigarettes bring convenience, the waste generated by their large-scale use can easily cause environmental pollution and waste of resources, so the recycling of e-cigarettes is of great significance.

[0004] However, the structure of traditional e-cigarette products is not conducive to environmentally friendly recycling. Utility Model Content

[0005] The purpose of the present application is to provide an atomization device that can realize battery disassembly and recycling.

[0006] The present application provides an atomization device, comprising: an atomizer, comprising a bottom cover and a first magnetic member, wherein the first magnetic member is arranged on the bottom cover; a host, comprising a first shell, an upper cover, a second magnetic member and a battery, wherein a receiving cavity is formed inside the first shell, wherein the battery is arranged in the receiving cavity, the upper cover is detachably arranged on one side of the first shell to seal the receiving cavity, and the second magnetic member is arranged in the upper cover; a positioning structure, comprising a recessed portion and a raised portion, wherein the recessed portion is arranged on one of the bottom cover and the upper cover, and the raised portion is arranged on the other of the bottom cover and the upper cover; wherein the raised portion extends into the recessed portion, and the first magnetic member and the second magnetic member are magnetically attracted to each other so that the atomizer and the host can be detachably connected.

[0007] In an exemplary embodiment of the present application, the width of the recessed portion gradually decreases from a direction close to the host to a direction away from the host; and the width of the raised portion gradually decreases from a direction close to the atomizer to a direction away from the atomizer.

[0008] In an exemplary embodiment of the present application, the recessed portion is provided on the bottom cover, and the raised portion is provided on the upper cover; the atomizer further comprises a second shell, an atomization chamber and an atomization channel are formed inside the second shell, the bottom cover is provided on the second shell to seal the atomization chamber, the atomization channel passes through the atomization chamber, the bottom cover is provided with a connecting hole, an air intake channel is formed between the bottom cover and the upper cover, the second shell is provided with an air intake hole, and the air intake hole, the air intake channel, the connecting hole and the atomization channel are connected in sequence.

[0009] In an exemplary embodiment of the present application, the raised portion is recessed toward one side of the accommodating cavity to form a groove, and the recessed portion abuts against the notch of the groove to form the air inlet channel. The atomization device also includes a suction sensor, which is arranged in the accommodating cavity and connected to the air inlet channel to detect the airflow of the air inlet channel.

[0010] In an exemplary embodiment of the present application, the bottom cover is formed with a first step surface at the opening of the recessed portion, the first step surface is extended in the radial direction of the recessed portion, and the upper cover is formed with a second step surface on the side of the raised portion close to the accommodating cavity, the second step surface is extended in the radial direction of the raised portion, the raised portion extends into the recessed portion, and the first step surface and the second step surface are abutted against each other.

[0011] In an exemplary embodiment of the present application, the second shell includes an inner shell, an intermediate shell and an outer shell that are coaxially arranged, the intermediate shell is arranged outside the inner shell, and the outer shell is arranged outside the intermediate shell.

[0012] In an exemplary embodiment of the present application, the inner shell has first openings on both sides along the axial direction; the intermediate shell has a top wall on one side and a second opening on the other side along the axial direction; the intermediate shell is sleeved on the inner shell, and one of the first openings and the second opening is located at the same height in the axial direction, and the other of the first openings is spaced apart from the top wall in the axial direction; the atomization device also includes a first seal and a second seal, the first seal is arranged at one of the first openings and seals the second opening, the second seal is arranged between the other of the first openings and the top wall, and the first openings on both sides of the inner shell are sealed by the first seal and the second seal to form the atomization chamber.

[0013] In an exemplary embodiment of the present application, the outer shell is a transparent shell.

[0014] In an exemplary embodiment of the present application, the atomization device also includes an atomization component, at least two first electrodes and at least two second electrodes, the first electrode is arranged in the recessed portion, the second electrode is arranged on the raised portion, the second electrode is electrically connected to the battery and the first electrode, the first electrode is electrically connected to the atomization component, and the first electrode and the second electrode can be electrically connected by contacting each other after the first magnetic attraction component and the second magnetic attraction component are magnetically attracted to each other.

[0015] In an exemplary embodiment of the present application, the first electrode has a groove at the bottom, and the second electrode can be partially inserted into the groove of the first electrode to achieve docking.

[0016] The atomizing device of the present application has the following beneficial effects: the atomizer is used to generate aerosol, the main unit is used to power the atomizer, a positioning structure is provided between the bottom cover of the atomizer and the upper cover of the main unit, and the upper cover and the bottom cover are positioned and installed by the cooperation of the protrusion and the recess; the first magnetic member and the second magnetic member have magnetic adsorption ability, and after positioning and installation, they are attracted to each other by the magnetic force between the first magnetic member and the second magnetic member, and the first magnetic member and the second magnetic member are respectively provided on the bottom cover and the upper cover to realize the detachable connection between the atomizer and the main unit. When the atomizer and the main unit are disassembled and separated, the battery placed in the accommodating cavity can be taken out, thereby realizing battery recycling.

[0017] Other features and advantages of the present application will become apparent from the following detailed description, or may be learned in part by the practice of the present application.

[0018] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings herein are incorporated into the specification and constitute a part of the specification, illustrate embodiments consistent with the present application, and together with the specification are used to explain the principles of the present application. Obviously, the drawings described below are only some embodiments of the present application, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 It is a structural schematic diagram of an atomizing device in an embodiment of the utility model;

[0021] Figure 2 It is a cross-sectional schematic diagram of a disassembled atomizing device in an embodiment of the utility model;

[0022] Figure 3 This is a cross-sectional schematic diagram of an atomizing device after assembly in an embodiment of the utility model;

[0023] Figure 4 It is a structural schematic diagram of an atomizer in an embodiment of the utility model;

[0024] Figure 5 It is a structural schematic diagram of the host in the embodiment of the utility model;

[0025] Figure 6 It is a cross-sectional schematic diagram of the second shell in the embodiment of the utility model.

[0026] Description of reference numerals:

[0027] 10. Atomizer; 11. Bottom cover; 111. Connecting hole; 112. First step surface; 12. First magnetic member; 13. Second shell; 131. Atomizing chamber; 132. Atomizing channel; 133. Air inlet hole; 12A. Inner shell; 12A1. First opening; 12B. Intermediate shell; 12B1. Top wall; 12B2. Second opening; 12C. Outer shell; 20. Host; 21. First shell; 211. Accommodating cavity; 22. Upper cover; 221. Second step surface; 23. Second magnetic member; 24. Battery; 30. Positioning structure; 31. Concave portion; 32. Raised portion; 321. Groove; 40. Air inlet channel; 50. Suction sensor; 61. First sealing member; 62. Second sealing member; 70. Suction nozzle; 80. Atomizing assembly; 91. First electrode; 911. Groove; 92. Second electrode. DETAILED DESCRIPTION

[0028] Example embodiments will now be described more fully with reference to the accompanying drawings. However, example embodiments can be implemented in a variety of forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this application will be more comprehensive and complete and fully convey the concept of the example embodiments to those skilled in the art.

[0029] In addition, described feature, structure or characteristic can be combined in one or more embodiments in any suitable manner. In the following description, many specific details are provided to provide a full understanding of the embodiments of the present application. However, those skilled in the art will appreciate that the technical scheme of the present application can be put into practice without one or more of the specific details, or other methods, components, devices, steps, etc. can be adopted. In other cases, known methods, devices, realizations or operations are not shown or described in detail to avoid blurring the various aspects of the application.

[0030] The present application is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that the technical features involved in the various embodiments of the present application described below can be combined with each other as long as they do not conflict with each other. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present application, and should not be understood as limiting the present application.

[0031] It should be noted that the "multiple" mentioned in this article refers to two or more. "And / or" describes the association relationship of the associated objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone. The character " / " generally indicates that the associated objects before and after are in an "or" relationship.

[0032] The smoke from burning cigarettes contains harmful substances such as tar. Long-term inhalation of these harmful substances will cause great harm to the human body. In order to overcome the harmful substances produced by burning cigarettes, low-harm cigarette substitutes such as e-cigarettes with e-liquid and heat-not-burn e-cigarettes have emerged. Although traditional e-cigarettes have brought convenience, the waste generated by the large-scale use of e-cigarettes is also likely to cause environmental pollution and waste of resources, so the recycling of e-cigarettes is of great significance. However, the structure of traditional e-cigarette products is not conducive to environmentally friendly recycling.

[0033] In order to solve the above technical problems, refer to Figures 1 to 6 As shown, the present application provides an atomization device, including an atomizer 10, a host 20 and a positioning structure 30, the atomizer 10 includes a bottom cover 11 and a first magnetic member 12, the first magnetic member 12 is arranged on the bottom cover 11; the host 20 includes a first shell 21, an upper cover 22, a second magnetic member 23 and a battery 24, the first shell 21 has an accommodating cavity 211 formed inside, the battery 24 is arranged in the accommodating cavity 211, and the upper cover 22 is detachably arranged on the first shell 21 One side of the bottom cover 11 is sealed with a accommodating cavity 211, and the second magnetic member 23 is arranged in the upper cover 22; the positioning structure 30 includes a recessed portion 31 and a raised portion 32, the recessed portion 31 is arranged on one of the bottom cover 11 and the upper cover 22, and the raised portion 32 is arranged on the other of the bottom cover 11 and the upper cover 22; wherein the raised portion 32 extends into the recessed portion 31, and the first magnetic member 12 and the second magnetic member 23 are magnetically attracted to each other so that the atomizer 10 and the host 20 can be detachably connected. Thus, the atomizer 10 is used to generate aerosol, the host 20 is used to power the atomizer 10, and a positioning structure 30 is provided between the bottom cover 11 of the atomizer 10 and the upper cover 22 of the host 20, and the upper cover 22 and the bottom cover 11 are positioned and installed by the mutual cooperation of the protrusion 32 and the recessed part 31; the first magnetic member 12 and the second magnetic member 23 have magnetic adsorption ability, and after positioning and installation, the first magnetic member 12 and the second magnetic member 23 are mutually attracted by the magnetic force between them, and the first magnetic member 12 and the second magnetic member 23 are respectively provided on the bottom cover 11 and the upper cover 22, so as to realize the detachable connection between the atomizer 10 and the host 20. When the atomizer 10 and the host 20 are disassembled and separated, the battery 24 placed in the accommodating cavity 211 can be taken out, so as to realize the recovery of the battery 24.

[0034] In some embodiments, reference Figure 2 and Figure 3As shown, the atomizer 10 heats the atomizing medium through the internal atomizing assembly 80 to form an aerosol, and discharges the atomizer 10. The present application does not specifically limit the atomizing assembly 80 and the atomizing medium. Specifically, mounting holes are respectively provided on the raised portion 32 and the recessed portion 31, and the first magnetic member 12 and the second magnetic member 23 are respectively provided in the mounting holes. A buckle is provided in the mounting hole to push against the first magnetic member 12 and the second magnetic member 23, so that the first magnetic member 12 and the second magnetic member 23 are fixed. After the first magnetic member 12 and the second magnetic member 23 are installed in the mounting hole, the end faces of the first magnetic member 12 and the second magnetic member 23 are flush with the plane of the raised portion 32 or the recessed portion 31, so that the planes of the raised portion 32 and the recessed portion 31 are better matched. The shape, size, etc. of the first magnetic member, the second magnetic member and the mounting hole are not specifically limited here.

[0035] In some embodiments, the host 20 also includes a circuit board, a wiring harness, etc. The circuit board can control the current of the atomizer 10, detect the usage of the atomized medium, etc. The model, material and layout of the circuit board and the wiring harness are not specifically limited in this application.

[0036] In some embodiments, the magnetic force size and shape of the first magnetic attraction member 12 and the second magnetic attraction member 23 are not specifically limited in this application. The specification, type, model, etc. of the battery 24 are not specifically limited in this application.

[0037] In some embodiments, the recessed portion 31 is disposed on the bottom cover 11, and the raised portion 32 is disposed on the upper cover 22; or, the recessed portion 31 is disposed on the upper cover 22, and the raised portion 32 is disposed on the bottom cover 11. Figure 2 and Figure 3 As shown, the present application is mainly described by taking the example that the recessed portion 31 is provided on the bottom cover 11 and the raised portion 32 is provided on the upper cover 22 .

[0038] In some embodiments, reference Figure 4 and Figure 5 As shown, the width of the recessed portion 31 gradually decreases from the direction close to the host 20 to the direction away from the host 20; the convex portion 32 gradually decreases from the direction close to the atomizer 10 to the direction away from the atomizer 10, and a guide port is formed on the recessed portion 31. Specifically, arc surfaces are provided between the side walls of the recessed portion 31 and between the side walls and the bottom wall, and arc surfaces are provided between the side walls of the convex portion 32 and between the side walls and the bottom wall. The above design makes it easier to insert the convex structure into the recessed structure.

[0039] In some embodiments, reference Figures 2 to 4As shown, the atomizer 10 also includes a second shell 13, and an atomizing chamber 131 and an atomizing channel 132 are formed inside the second shell 13. The bottom cover 11 is arranged on the second shell 13 to seal the atomizing chamber 131, and the atomizing channel 132 passes through the atomizing chamber 131. The bottom cover 11 is provided with a connecting hole 111, and an air inlet channel 40 is formed between the bottom cover 11 and the upper cover 22. The second shell 13 is provided with an air inlet hole 133, and the air inlet hole 133, the air inlet channel 40, the connecting hole 111 and the atomizing channel 132 are connected in sequence. The air inlet hole 133 arranged on the second shell 13 is connected to the atmospheric environment. When the atomizer 10 is inhaled, the gas in the atmosphere enters the air inlet hole 133, the air inlet channel 40, the connecting hole 111, and the atomizing channel 132 in sequence. The interior of the second shell 13 is a hollow structure, forming an atomization chamber 131, in which oil storage cotton is filled and an atomizing medium is injected. The atomizing channel 132 passes through the atomizing chamber 131 and can be surrounded by the oil storage cotton, and an atomizing component 80 is provided on the atomizing channel 132. After being heated, the atomizing component 80 can atomize the atomizing medium in the oil storage cotton and mix it with the gas to form an aerosol.

[0040] In some embodiments, reference Figures 2 to 5 As shown, the protrusion 32 is recessed toward one side of the accommodating cavity 211 to form a groove 321, and the recessed portion 31 abuts against the notch of the groove 321 to form an air inlet channel 40. The atomizing device further includes a suction sensor 50, which is disposed in the accommodating cavity 211 of the main unit 20 and communicates with the air inlet channel 40 to detect the airflow of the air inlet channel 40. The suction sensor 50 is disposed in the main unit 20 outside the atomizer 10, so as to reduce the influence of the condensate in the atomizing chamber 131 on the suction sensor 50.

[0041] In some embodiments, reference Figures 2 to 5 As shown, the bottom cover 11 is formed with a first step surface 112 at the opening of the recessed portion 31, and the first step surface 112 is extended in the radial direction of the recessed portion 31. The upper cover 22 is formed with a second step surface 221 on the side of the protruding portion 32 close to the accommodating cavity 211, and the second step surface 221 is extended in the radial direction of the protruding portion 32. The protruding portion 32 extends into the recessed portion 31, and the first step surface 112 and the second step surface 221 abut against each other. The first step surface 112 extends to the second shell 13 to seal with it, and the second step surface 221 extends to the first shell 21 to seal with it. The first step surface 112 and the second step surface 221 can abut against each other to enhance the matching stability between the bottom cover 11 and the upper cover 22. Specifically, positioning grooves and positioning protrusions can be further formed on the first step surface 112 to increase the combination accuracy of the upper cover 22 and the bottom cover 11.

[0042] In some embodiments, reference Figure 6As shown, the second housing 13 includes an inner housing 12A, an intermediate housing 12B and an outer housing 12C which are coaxially arranged, wherein the intermediate housing 12B is arranged outside the inner housing 12A, and the outer housing 12C is arranged outside the intermediate housing 12B. The overlapping three-layer housing has a stronger structural stability. The three-layer housing can form different structures on different housings. Compared with forming multiple structures on one layer of housing, the process difficulty of forming different structures on different housings is lower.

[0043] In some embodiments, reference Figure 6 As shown, the inner housing 12A has first openings 12A1 on both sides in the axial direction; the intermediate housing 12B has a top wall 12B1 on one side in the axial direction and a second opening 12B2 on the other side; the intermediate housing 12B is sleeved on the inner housing 12A, and a first opening 12A1 and a second opening 12B2 are located at the same height in the axial direction, and another first opening 12A1 and the top wall 12B1 are arranged at intervals in the axial direction; the atomizing device also includes a first sealing member 61 and a second sealing member 62, the first sealing member 61 is arranged at a first opening 12A1 and seals the second opening 12B2, and the second sealing member 62 is arranged between another first opening 12A1 and the top wall 12B1, and the first openings 12A1 on both sides of the inner housing 12A are sealed by the first sealing member 61 and the second sealing member 62 to form an atomizing chamber 131. The inner housing 12A is a hollow structure forming a cavity structure, and the first openings 12A1 on both sides are connected to each other, so that the atomizing channel 132, oil storage cotton, etc. can be arranged. The intermediate housing 12B, the first seal 61 and the second seal 62 cooperate with each other to seal the cavity structure of the inner housing 12A, but it is not excluded that holes are provided on the first seal 61 and the second seal 62 to lock and install other components, and it is not excluded that holes are provided on the first seal 61 and the second seal 62 to achieve gas circulation. The material of the first seal 61 and the second seal 62 is not specifically limited here.

[0044] In some embodiments, the outer shell 12C is a transparent shell, which can show the structure of the intermediate shell 12B. Specifically, a decorative structure is provided on the intermediate shell 12B, and the decorative structure can be seen through the transparent shell. The decorative structure can include patterns, plane figures, etc. The above design can increase the aesthetic performance of the atomizer.

[0045] In some embodiments, condensation cotton is provided between the outer shell 12C and the intermediate shell 12B to reduce the temperature transfer between the atomization chamber 131 and the outer shell 12C, thereby making the outer shell 12C have a better grip feel.

[0046] In some embodiments, reference Figure 6As shown, the atomizer 10 further includes a suction nozzle 70, which is an integral structure with the shell, and the suction nozzle 70 is provided with an air inhalation channel, which is connected with the atomization channel 132. The shell 12C has better integrity and can reduce the manufacturing cost of the atomizer 10.

[0047] In some embodiments, reference Figure 2 and Figure 3 As shown, the atomization device further includes at least two first electrodes 91 and at least two second electrodes 92, the first electrode 91 is disposed in the recessed portion 31, the second electrode 92 is disposed on the raised portion 32, the second electrode 92 is electrically connected to the battery 24 and the first electrode 91, and the first electrode 91 is electrically connected to the atomization assembly 80. The electric energy of the battery 24 is transmitted to the atomization assembly 80 through the first electrode 91 and the second electrode 92, and the first electrode 91 and the second electrode 92 can contact each other and be electrically connected after the first magnetic attraction member 12 and the second magnetic attraction member 23 are magnetically attracted to each other. In one embodiment, the second electrode 92 can be an elastic ejector pin, and the first electrode 91 and the second electrode 92 are configured as two (i.e., a positive electrode and a negative electrode), and the positive and negative electrodes of the second electrode 92 are connected to the positive and negative electrodes of the first electrode 91, and the positive and negative electrodes of the first electrode 91 are connected to the positive and negative pins of the heating wire in the atomization assembly 80; in another embodiment, there are multiple heating wires, and the pins of the heating wire can be configured as 3 or 4 accordingly. When the pins of the heating wire are configured as 3, one of the pins of two heating wires is shared (such as the positive pin), and the first electrode 91 and the second electrode 92 are respectively configured as 3, such as one positive electrode and two negative electrodes, corresponding to three pins respectively. Of course, there can be more heating wires, and there can be more heating wire pins, and at least two heating wires can be set as shared pins as needed. When there are multiple heating wires, the atomization power can be increased.

[0048] In some embodiments, reference Figure 4 and Figure 5 As shown, the first electrode 91 has a groove 911 at the bottom, and the second electrode 92 can be partially inserted into the groove 911 of the first electrode 91 to achieve docking. By inserting the second electrode 92 into the groove 911, it can play an insertion positioning role and can also increase the stability after docking.

[0049] In the present application, the atomizer 10 is heated by the internal atomizing assembly 80 to atomize the atomizing medium to form an aerosol, and then discharged from the atomizer 10, and the host 20 is used to power the atomizer 10. A positioning structure 30 is provided between the bottom cover 11 of the atomizer 10 and the upper cover 22 of the host 20, and the upper cover 22 and the bottom cover 11 are positioned and installed by the mutual cooperation of the protrusion 32 and the recessed part 31; the first magnetic member 12 and the second magnetic member 23 have magnetic adsorption ability, and after positioning and installation, the first magnetic member 12 and the second magnetic member 23 are mutually attracted by the magnetic force between them, and the first magnetic member 12 and the second magnetic member 23 are respectively provided on the bottom cover 11 and the upper cover 22, so as to realize the detachable connection between the atomizer 10 and the host 20. When the atomizer 10 and the host 20 are disassembled and separated, the battery 24 placed in the accommodating cavity 211 can be taken out, so as to realize the recycling of the battery 24. The second shell 13 includes an inner shell 12A, an intermediate shell 12B and an outer shell 12C which are coaxially arranged. The inner shell 12A, the intermediate shell 12B and the outer shell 12C are matched to increase structural strength, aesthetic performance and the like.

[0050] In this application, unless otherwise clearly specified and limited, the terms "disposed (provided with)", "connected" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0051] In the description of this specification, the description of reference terms such as "some embodiments" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment are included in at least one embodiment of the present application. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples without contradiction.

[0052] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present application. Therefore, any changes or modifications made in accordance with the claims and description of the present application should fall within the scope of the patent of this application.

Claims

1. An atomizing device, characterized in that: include: The atomizer comprises a bottom cover and a first magnetic attraction member, wherein the first magnetic attraction member is arranged on the bottom cover; The host comprises a first shell, an upper cover, a second magnetic member and a battery, wherein a receiving cavity is formed inside the first shell, the battery is arranged in the receiving cavity, the upper cover is detachably arranged on one side of the first shell to seal the receiving cavity, and the second magnetic member is arranged in the upper cover; A positioning structure, comprising a recessed portion and a raised portion, wherein the recessed portion is provided on one of the bottom cover and the upper cover, and the raised portion is provided on the other of the bottom cover and the upper cover; Wherein, the protrusion extends into the recessed portion, and the first magnetic attraction member and the second magnetic attraction member are magnetically attracted to each other so that the atomizer and the host can be detachably connected.

2. The atomizing device according to claim 1, characterized in that: The width of the concave portion gradually decreases from the direction close to the main unit to the direction away from the main unit; the width of the convex portion gradually decreases from the direction close to the atomizer to the direction away from the atomizer.

3. The atomizing device according to claim 1, characterized in that: The recessed portion is provided on the bottom cover, and the raised portion is provided on the upper cover; The atomizer also includes a second shell, an atomization chamber and an atomization channel are formed inside the second shell, the bottom cover is arranged on the second shell to seal the atomization chamber, the atomization channel passes through the atomization chamber, the bottom cover is provided with a connecting hole, an air intake channel is formed between the bottom cover and the upper cover, the second shell is provided with an air intake hole, and the air intake hole, the air intake channel, the connecting hole and the atomization channel are connected in sequence.

4. The atomizing device according to claim 3, characterized in that: The raised portion is recessed toward one side of the accommodating cavity to form a groove, and the recessed portion abuts against the notch of the groove to form the air inlet passage. The atomization device also includes a suction sensor, which is arranged in the accommodating cavity and communicated with the air inlet passage to detect the airflow of the air inlet passage.

5. The atomizing device according to claim 3, characterized in that: The bottom cover is formed with a first step surface at the opening of the recessed portion, and the first step surface is extended in the radial direction of the recessed portion. The upper cover is formed with a second step surface on the side of the raised portion close to the accommodating cavity, and the second step surface is extended in the radial direction of the raised portion. The raised portion extends into the recessed portion, and the first step surface and the second step surface abut against each other.

6. The atomizing device according to claim 3, characterized in that: The second shell includes an inner shell, an intermediate shell and an outer shell which are coaxially arranged. The intermediate shell is arranged outside the inner shell, and the outer shell is arranged outside the intermediate shell.

7. The atomizing device according to claim 6, characterized in that: The inner shell has first openings on both sides along the axial direction; One side of the intermediate housing along the axial direction is a top wall, and the other side is a second opening; The intermediate housing is sleeved on the inner housing, one of the first openings and the second opening is located at the same height along the axial direction, and the other of the first openings is spaced apart from the top wall along the axial direction; The atomization device also includes a first seal and a second seal. The first seal is arranged at one of the first openings and seals the second opening. The second seal is arranged between the other first opening and the top wall. The first openings on both sides of the inner shell are sealed by the first seal and the second seal to form the atomization chamber.

8. The atomizing device according to claim 6, characterized in that: The outer shell is a transparent shell.

9. The atomizing device according to any one of claims 1 to 8, characterized in that: The atomization device also includes an atomization component, at least two first electrodes and at least two second electrodes, the first electrode is arranged in the recessed portion, the second electrode is arranged on the raised portion, the second electrode is electrically connected to the battery and the first electrode, the first electrode is electrically connected to the atomization component, and the first electrode and the second electrode can contact each other and be electrically connected after the first magnetic attraction component and the second magnetic attraction component are magnetically attracted to each other.

10. The atomizing device according to claim 9, characterized in that: The first electrode has a groove at the bottom, and the second electrode can be partially inserted into the groove of the first electrode to achieve docking.

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