Aerosol generating device capable of preventing air leakage due to extrusion

Abstract

The utility model discloses an anti-extrusion air leakage aerial fog generating device which comprises a power supply main body and an atomizer electrically connected with the power supply main body, the power supply main body is provided with an air inlet channel used for providing atomization airflow for the atomizer and an air adjusting part used for adjusting the atomization airflow flow of the atomizer, the peripheries of the air inlet channel and the air adjusting part are provided with an air leakage prevention structure, the peripheries of the air inlet channel and the air adjusting part can be sealed through the air leakage prevention structure, a fixed connection structure connected with the air leakage prevention structure is arranged in the power supply main body, and the air leakage prevention structure is fixedly connected to the peripheries of the air inlet channel and the air adjusting part through the fixed connection structure. According to the aerial fog generating device capable of preventing air leakage due to extrusion, the air leakage prevention structure and the fixed connection structure are designed, so that the problems that air leakage occurs during air inlet and air adjustment due to the fact that gaps are formed in the peripheries of the existing aerial fog generating device, the air inlet channel and the air adjustment part, and air leakage occurs due to the fact that the air leakage prevention structure is extruded and displaced when the power supply main body is assembled are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic atomization, in particular to an aerosol generating device with anti-extrusion air leakage prevention. Background Art

[0002] At present, in the existing aerosol generating device, after the power supply main body is assembled, many gaps are formed in the power supply main body, and these gaps are all communicated with the air intake channel for air intake and the air groove for air regulation. During the air intake and air regulation processes, part of the air flow will leak from these gaps after entering the power supply main body, resulting in a smaller air flow required for the atomizer to atomize the e-liquid, a small amount of generated smoke, and during the assembly of the power supply main body, the sealing components for sealing the air intake channel and the air groove are not stably connected and fixed, and will deform and shift when being extruded by other components, thus also causing air leakage during air intake and air regulation. Content of the Utility Model

[0003] The purpose of the utility model is to provide an aerosol generating device with anti-extrusion air leakage prevention. By designing an anti-air leakage structure and a fixed connection structure, the problems in the prior art that the aerosol generating device has gaps around the air intake channel and the air regulation part, air leakage occurs during air intake and air regulation, and the anti-air leakage structure is extruded and displaced during the assembly of the power supply main body, resulting in air leakage and thus a small atomization air flow are solved.

[0004] The technical solution adopted by the utility model to solve the technical problems is: an aerosol generating device with anti-extrusion air leakage prevention, including a power supply main body and an atomizer electrically connected to the power supply main body. The power supply main body is provided with an air intake channel for providing atomization air flow to the atomizer, and an air regulation part for adjusting the atomization air flow of the atomizer. An anti-air leakage structure is arranged around the air intake channel and the air regulation part, and the air intake channel and the air regulation part can seal the periphery through the anti-air leakage structure. A fixed connection structure connected to the anti-air leakage structure is arranged in the power supply main body, and the anti-air leakage structure is fixedly connected to the periphery of the air intake channel and the air regulation part through the fixed connection structure.

[0005] As an implementation manner, the power supply main body is further provided with an adapter part communicated with the air intake channel, and a plurality of ventilation channels communicated with the air regulation part are arranged in the adapter part, and the atomizer is arranged in the adapter part.

[0006] As an implementation manner, the air regulation part is formed by an air groove and / or a through hole; the adapter part is formed by a groove and / or an inner concave space.

[0007] As an implementation manner, a power connection structure is provided at the bottom end of the atomizer, and an air guide channel communicating with the ventilation channel is provided. There is also a conductive structure corresponding to the power connection structure in the adapter portion. The atomizer is electrically connected to the power supply main body through the power connection structure and the conductive structure in the adapter portion.

[0008] As an implementation manner, the power supply main body includes a bracket. An inner concave space serving as the adapter portion is formed by the inner concave of the top end of the bracket. The ventilation channel is provided on the bottom wall of the inner concave space. The bottom wall of the inner concave space is also provided with a first conductor and a second conductor serving as the conductive structure. A mist channel communicating with the air guide channel is formed in the atomizer. A first power connection body and a second power connection body serving as the power connection structure are provided at the bottom end of the atomizer. The first power connection body abuts against the first conductor, and the second power connection body abuts against the second conductor. The atomizer is electrically connected to the power supply main body by the abutment of the first power connection body against the first conductor and the abutment of the second power connection body against the second conductor.

[0009] As an implementation manner, the air inlet channel is opened on the outer wall of the bracket. The air inlet channel communicates with the inner concave space. An air groove is also opened on the outer wall of the bracket. A through hole penetrating through to the inside of the bracket is opened on the bottom wall of the air groove. The through hole communicates with the ventilation channel and also communicates with the air groove. The through hole and the air groove constitute the air adjustment portion.

[0010] As an implementation manner, the power supply main body further includes a battery cell and a control board. The battery cell and the control board are arranged in the bracket. The battery cell is electrically connected to the control board. The control board is electrically connected to the first conductor and the second conductor. A fuel storage cavity is further formed in the atomizer. A mist pipe is arranged in the fuel storage cavity. The mist channel is formed in the mist pipe. A heating core electrically connected to the first power connection body and the second power connection body is arranged in the mist channel. An oil inlet hole corresponding to the heating core is opened on the outer wall of the mist pipe. An air outlet communicating with the mist channel is opened at the top end of the atomizer.

[0011] As an implementation manner, the air leakage prevention structure includes a connected first sealing ring and second sealing ring. A first annular groove and a second annular groove communicating with each other are further opened on the outer wall of the bracket. The first annular groove surrounds the periphery of the channel opening of the air inlet channel. The second annular groove surrounds the periphery of the groove opening of the air groove. The first sealing ring is arranged in the first annular groove, and the second sealing ring is arranged in the second annular groove.

[0012] As an implementation manner, the power supply body further includes a housing, the housing is sleeved on the outer wall of the bracket, and the first sealing ring and the second sealing ring are in contact with the inner wall of the housing. The outer wall of the housing is provided with a first air inlet corresponding to and communicating with the air inlet channel, and a second air inlet corresponding to and communicating with the air groove. A sliding member is arranged in the air groove, and the sliding member can slide in the air groove. A sliding rod is arranged on the sliding member, and the sliding rod extends out of the second air inlet and is exposed outside the housing.

[0013] As an implementation manner, the fixed connection structure includes an integrally formed connecting body and a hanging buckle. The hanging buckle is located at the bottom end of the connecting body. The connecting body is connected to the second sealing ring. A through hole is further provided on the outer wall of the bracket. The connecting body extends into the bracket from the through hole, and the hanging buckle is buckled on the inner wall of the bracket.

[0014] Implementing the anti-extrusion and air leakage prevention aerosol generating device of the present invention has the following beneficial effects: The anti-extrusion and air leakage prevention aerosol generating device of the present invention, through the design of the air leakage prevention structure, can seal the gaps around the air inlet channel and the air regulating part after the power supply body is assembled, preventing air leakage during air intake and air regulation. Through the design of the fixed connection structure, the air leakage prevention structure can be connected and fixed during the assembly of the power supply body, preventing displacement caused by component extrusion and resulting in air leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following describes the present invention in detail with reference to the drawings to make the above advantages of the present invention more clear. Among them,

[0016] Figure 1 is an exploded view of the aerosol generating device of the present invention;

[0017] Figure 2 is a three-dimensional schematic diagram of the aerosol generating device of the present invention;

[0018] Figure 3 is a cross-sectional schematic diagram of the aerosol generating device of the present invention;

[0019] Figure 4 is a schematic diagram of the power supply body structure of the aerosol generating device of the present invention;

[0020] Figure 5 is a schematic diagram of the bracket structure of the aerosol generating device of the present invention;

[0021] Figure 6 is a schematic diagram of the first sealing ring structure of the aerosol generating device of the present invention;

[0022] Figure 7 is a diagram of the airflow and smoke direction during smoking of the aerosol generating device of the present invention. Detailed implementation manners

[0023] The following will describe in detail the implementation manners of the present utility model in conjunction with the accompanying drawings and embodiments, so as to fully understand how the present utility model uses technical means to solve technical problems and achieve the implementation process of technical effects and implement accordingly. It should be noted that as long as there is no conflict, each embodiment in the present utility model and each feature in each embodiment can be combined with each other, and the formed technical solutions are all within the protection scope of the present utility model.

[0024] It should be noted that a large number of technical features are recorded in the specification of this application, distributed in various technical solutions. If all possible combinations of technical features (i.e., technical solutions) of this application are listed, the specification will be too long. To avoid this problem, each technical feature disclosed in the above-mentioned utility model content of this application, each technical feature disclosed in the following embodiments and examples, and each technical feature disclosed in the accompanying drawings can be freely combined with each other to form various new technical solutions (these technical solutions are all regarded as having been recorded in this specification), unless the combination of such technical features is technically infeasible. For example, in one example, features A + B + C are disclosed, and in another example, features A + B + D + E are disclosed, and features C and D are equivalent technical means that play the same role. Technically, only one of them can be used and it is impossible to use both at the same time. Feature E can be combined with feature C technically. Then the solution of A + B + C + D should not be regarded as having been recorded because it is technically infeasible, and the solution of A + B + C + E should be regarded as having been recorded.

[0025] As Figures 1-6 shown, the present utility model provides an aerosol generating device for preventing extrusion and air leakage, including a power supply main body 10 and an atomizer 1 electrically connected to the power supply main body 10. The power supply main body 10 is provided with an air inlet channel 401 for providing an atomizing air flow to the atomizer 1, and an air regulating part 1001 for adjusting the atomizing air flow rate of the atomizer 1. An air leakage prevention structure 1003 is provided outside the air inlet channel 401 and the air regulating part 1001. The air inlet channel 401 and the air regulating part 1001 can be sealed to the outside through the air leakage prevention structure 1003. A fixed connection structure 1004 connected to the air leakage prevention structure 1003 is provided inside the power supply main body 10. The air leakage prevention structure 1003 is fixedly connected to the outside of the air inlet channel 401 and the air regulating part 1001 through the fixed connection structure 1004. It should be noted that by designing the air leakage prevention structure 1003, the gaps outside the air inlet channel 401 and the air regulating part 1001 can be sealed after the power supply main body 10 is assembled, preventing air leakage during air intake and air regulation. By designing the fixed connection structure 1004, the air leakage prevention structure 1003 can be connected and fixed during the assembly of the power supply main body 10, preventing displacement caused by component extrusion and resulting in air leakage.

[0026] In some embodiments, the power supply body 10 further has an adaptation portion communicating with the air intake passage 401. A plurality of ventilation passages 408 communicating with the air regulating portion 1001 are provided in the adaptation portion, and the atomizer 1 is disposed in the adaptation portion. Among them, the adaptation cavity is used to adapt to the atomizer 1, the air intake passage 401 is used for air to enter the adaptation portion, and the ventilation passages 408 are used to introduce the air flow adjusted by the air regulating portion 1001 into the ventilation passages 408, and then enter the adaptation portion through the ventilation passages 408 to supply the atomizer 1.

[0027] In some embodiments, the air regulating portion 1001 is formed by an air groove 402 and / or a through hole 403; the adaptation portion is formed by a groove and / or an inner concave space 407. In this embodiment, the air regulating portion 1001 preferably adopts the air groove 402 and the through hole 403. The air groove 402 is used for air to enter and is also used for the following sliding member 8 to slide therein. The through hole 403 is used to introduce the air flow into the ventilation passage 408. In this embodiment, the adaptation portion preferably adopts the inner concave space 407, which is convenient for integral in-mold forming with the following bracket 4 without machining.

[0028] In some embodiments, an electricity connection structure 104 and a gas guiding passage 101 communicating with the ventilation passage 408 are provided at the bottom end of the atomizer 1. A conductive structure 1002 corresponding to the electricity connection structure 104 is also provided in the adaptation portion. The atomizer 1 is electrically connected to the power supply body 10 through the electricity connection structure 104 and the conductive structure 1002 in the adaptation portion. Among them, the gas guiding passage 101 is used to introduce the air flow entering the adaptation portion from the ventilation passage 408 and the air intake passage 401 into the atomizer 1. The conductive structure 1002 is used to conduct electricity to the atomizer 1, and the electricity connection structure 104 is used to conduct electricity to the atomizer 1 to make it work.

[0029] In some embodiments, the power supply body 10 includes a bracket 4. An inner concave space 407 serving as an adaptation portion is formed by the inner concavity at the top end of the bracket 4. The ventilation passage 408 is provided on the bottom wall of the inner concave space 407. A first conductor 2 and a second conductor 3 serving as the conductive structure 1002 are further provided on the bottom wall of the inner concave space 407. A mist passage 107 communicating with the gas guiding passage 101 is formed in the atomizer 1. A first electricity connection body 102 and a second electricity connection body 103 serving as the electricity connection structure 104 are provided at the bottom end of the atomizer 1. The first electricity connection body 102 abuts against the first conductor 2, and the second electricity connection body 103 abuts against the second conductor 3. The atomizer 1 is electrically connected to the power supply body 10 by the abutment of the first electricity connection body 102 against the first conductor 2 and the abutment of the second electricity connection body 103 against the second conductor 3. Among them, the first conductor 2 and the second conductor 3, as well as the first electricity connection body 102 and the second electricity connection body 103 are all made of conductive metal materials. The mist passage 107 is used for passing air flow and discharging smoke.

[0030] In some embodiments, an intake passage 401 is formed in the outer wall of the bracket 4. The intake passage 401 communicates with the concave space 407. An air groove 402 is also formed in the outer wall of the bracket 4. A through hole 403 penetrating through the bracket 4 is formed in the bottom wall of the air groove 402. The through hole 403 communicates with a ventilation passage 408 and also with the air groove 402. The through hole 403 and the air groove 402 constitute an air regulating part 1001. It should be noted that when smoking, the airflow can enter the concave space 407 from the intake passage 401, and can also pass through the air groove 402, the through hole 403, and the ventilation passage 408 in sequence to enter the concave space 407, and then enter the mist passage 107 through the air guiding passage 101.

[0031] In some embodiments, the power supply main body 10 further includes a battery cell 5 and a control board 6. The battery cell 5 and the control board 6 are arranged in the bracket 4. The battery cell 5 is electrically connected to the control board 6. The control board 6 is electrically connected to the first conductor 2 and the second conductor 3. An oil storage cavity 105 is further formed in the atomizer 1. A mist tube 106 is arranged in the oil storage cavity 105. A mist passage 107 is formed in the mist tube 106. A heating element 108 electrically connected to the first electrical contact 102 and the second electrical contact 103 is arranged in the mist passage 107. An oil inlet hole 109 corresponding to the heating element 108 is formed in the outer wall of the mist tube 106. An aerosol outlet 110 communicating with the mist passage 107 is formed at the top of the atomizer 1. Among them, the battery cell 5 is used to supply power to the control board 6 to activate its electronic control function. The control board 6 energizes the heating element 108 through the first conductor 2, the second conductor 3, and the second electrical contact 103 and the second conductor 3 to make it heat. The oil storage cavity 105 is used to store e-liquid. The mist tube 106 is used to isolate the e-liquid in the oil storage cavity 105. The mist passage 107 is also used to accommodate the heating element 108. The oil inlet hole 109 is used to introduce the e-liquid in the oil storage cavity 105 into the heating element 108. Then, the heating element 108 heats to atomize the e-liquid to generate aerosol. After the airflow enters the mist passage 107 from the air guiding passage 101, it can drive the aerosol to be discharged from the aerosol outlet 110 for the user to inhale.

[0032] In some embodiments, the air leakage prevention structure 1003 includes a connected first sealing ring 7 and a second sealing ring 701. The outer wall of the bracket 4 is further provided with a first annular groove 404 and a second annular groove 405 that are connected and communicate with each other. The first annular groove 404 surrounds the periphery of the channel opening of the air inlet channel 401, and the second annular groove 405 surrounds the periphery of the notch of the air groove 402. The first sealing ring 7 is arranged in the first annular groove 404, and the second sealing ring 701 is arranged in the second annular groove 405. Among them, the first annular groove 404 and the second annular groove 405 are respectively used for installing the first sealing ring 7 and the second sealing ring 701. After the following outer shell 9 is sleeved on the bracket 4, the first sealing ring 7 and the second sealing ring 701 are used to seal the gap between the outer wall of the bracket 4 and the inner wall of the outer shell 9 to prevent air flow from leaking through the gap between the two. Among them, the first sealing ring 7 and the second sealing ring 701 are made of silica gel material, which is soft and convenient for assembly, and has a large deformation coefficient and good sealing performance.

[0033] In some embodiments, the power supply main body 10 further includes an outer shell 9. The outer shell 9 is sleeved on the outer wall of the bracket 4, and the first sealing ring 7 and the second sealing ring 701 are in contact with the inner wall of the outer shell 9. The outer wall of the outer shell 9 is provided with a first air inlet 901 corresponding to and communicating with the air inlet channel 401, and a second air inlet 902 corresponding to and communicating with the air groove 402. A sliding member 8 is arranged in the air groove 402, and the sliding member 8 can slide in the air groove 402. A sliding rod 801 is arranged on the sliding member 8, and the sliding rod 801 extends out of the second air inlet 902 and is exposed outside the outer shell 9. Among them, after the outer shell 9 is sleeved on the outer wall of the bracket 4, the gap between the two is sealed by the first sealing ring 7 and the second sealing ring 701 in contact with the inner wall of the outer shell 9. The first air inlet 901 is used for external air flow to enter the air inlet channel 401, and the second air inlet 902 is used for external air flow to enter the air groove 402 and then adjust the air. By sliding up and down outside the outer shell 9, the sliding rod 801 can make the sliding member 8 slide up and down in the air groove 402, and adjust the air flow rate entering the ventilation channel 408 from the through hole 403 by covering the area of the through hole 403 by the sliding member 8.

[0034] In some embodiments, the fixed connection structure 1004 includes an integrally formed connecting body 702 and a hanging buckle 703. The hanging buckle 703 is located at the bottom end of the connecting body 702. The connecting body 702 is connected to the second sealing ring 701. The outer wall of the bracket 4 is further provided with a through hole 406. The connecting body 702 extends into the bracket 4 from the through hole 406, and the hanging buckle 703 is buckled on the inner wall of the bracket 4. It should be noted that the first sealing ring 7 and the second sealing ring 701 are respectively connected and fixed in the first annular groove 404 and the second annular groove 405 by the connecting body 702 extending into the bracket 4 from the through hole 406 and the hanging buckle 703 being buckled on the inner wall of the bracket 4, which can prevent the first sealing ring 7 and the second sealing ring 701 from falling off or shifting due to the extrusion of the outer shell 9 during the process of the outer shell 9 being sleeved on the outer wall of the bracket 4, resulting in poor sealing and air leakage.

[0035] The following will be described in detail through preferred embodiments.

[0036] As Figures 1-6 shown, the aerosol generating device of the present utility model includes: an atomizer 1 and a power supply main body 10. The power supply main body 10 includes: a first conductor 2, a second conductor 3, a bracket 4, a control board 6, a battery cell 5, a first sealing ring 7, a sliding member 8, and a housing 9. Among them, the top of the bracket 4 is recessed to form a recessed space 407 for accommodating the atomizer 1. An air vent passage 408 is provided on the bottom wall of the recessed space 407 for ventilating the recessed space 407. An air intake passage 401 communicating with the recessed space 407 is provided on the outer wall of the bracket 4 for intaking air into the recessed space 407. An air groove 402 for gathering air flow is also provided on the outer wall of the bracket 4. A through hole 403 penetrating into the bracket 4 is provided on the bottom wall of the air groove 402. The through hole 403 communicates with the air vent passage 408 and the air groove 402 for introducing air flow into the air vent passage 408. The first conductor 2 and the second conductor 3 are also provided on the bottom wall of the recessed space 407 for electrically connecting the atomizer 1. The battery cell 5 and the control board 6 are installed and fixed in the bracket 4. The battery cell 5 is electrically connected to the control board 6 to supply power to the control board 6 to enable its electronic control function. The control board 6 is electrically connected to the first conductor 2 and the second conductor 3. A first annular groove 404 and a second annular groove 405 communicating with each other are also provided on the outer wall of the bracket 4. The first annular groove 404 surrounds the periphery of the passage opening of the air intake passage 401. The second annular groove 405 surrounds the periphery of the groove opening of the air groove 402. The first sealing ring 7 is provided with a connected second sealing ring 701. The first sealing ring 7 is installed in the first annular groove 404, and the second seal is installed in the second annular groove 405. The housing 9 is sleeved and connected to the outer wall of the bracket 4, and the first sealing ring 7 and the second sealing ring 701 are in contact with the inner wall of the housing 9 to seal the gap between the outer wall of the bracket 4 and the inner wall of the housing 9. A first air intake port 901 corresponding to and communicating with the air intake passage 401 is provided on the outer wall of the housing 9 for intaking air into the air intake passage 401. A second air intake port 902 corresponding to and communicating with the air groove 402 is also provided on the outer wall of the housing 9 for intaking air into the air groove 402. A sliding member 8 is provided in the air groove 402, and the sliding member 8 can slide in the air groove 402. A slide bar 801 is provided on the sliding member 8. The slide bar 801 extends out from the second air intake port 902 and is exposed outside the housing 9. By sliding the slide bar 801 up and down outside the housing 9, the sliding member 8 can slide up and down in the air groove 402, and the air flow rate entering the air vent passage 408 from the through hole 403 can be adjusted by the area of the through hole 403 covered by the sliding member 8. Each component is combined and cooperates with each other to form the power supply main body 10.

[0037] An oil storage cavity 105 is further formed in the atomizer 1 for storing e-liquid. A mist pipe 106 is arranged in the oil storage cavity 105 to isolate the e-liquid in the oil storage cavity 105. A mist channel 107 is formed in the mist pipe 106 for passing air flow and discharging smoke. A heating core 108 is arranged in the mist channel 107 for heating the e-liquid in the oil storage cavity 105 to generate smoke. An oil inlet hole 109 corresponding to the heating core 108 is formed in the outer wall of the mist pipe 106 for guiding the e-liquid in the oil storage cavity 105 into the heating core 108. A mist outlet 110 communicating with the mist channel 107 is formed at the top end of the atomizer 1 for discharging smoke. A first electrical connection body 102 and a second electrical connection body 103 electrically connected to the heating core 108 are arranged at the bottom end of the atomizer 1 for connecting power to the heating core 108. A gas guiding channel 101 communicating with the mist channel 107 is further arranged at the bottom end of the atomizer 1 for guiding gas into the mist channel 107.

[0038] Wherein, the atomizer 1 is inserted into the concave space 407, so that the ventilation channel 408 communicates with the gas guiding channel 101 through the concave space 407, and the air inlet channel 401 communicates with the gas guiding channel 101 through the concave space 407, and the first electrical connection body 102 abuts against the first conductive body 2, and the second electrical connection body 103 abuts against the second conductive body 3. The atomizer 1 is electrically connected to the power supply main body 10 by the first electrical connection body 102 abutting against the first conductive body 2 and the second electrical connection body 103 abutting against the second conductive body 3. The control board 6 energizes the heating core 108 through the first conductive body 2 and the second conductive body 3, and the second electrical connection body 103 and the second conductive body 3 to make it heat.

[0039] Wherein, as Figure 7 shown, when sucking on the top end of the mouthpiece atomizer 1, the external air flow can enter the air inlet channel 401 from the first air inlet 901, and then enter the concave space 407 through the air inlet channel 401. The external air flow can also enter the air groove 402 through the second air inlet 902, and then enter the concave space 407 from the ventilation channel 408 through the through hole 403. The air flow in the concave space 407 can enter the mist channel 107 through the gas guiding channel 101, and then drive the smoke generated by the heating core 108 heating the e-liquid to be discharged from the mist outlet 110 for the user to inhale.

[0040] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An aerosol generating device that prevents extrusion and air leakage, characterized in that, It includes a power supply main body and an atomizer electrically connected to the power supply main body. The power supply main body is provided with an air intake channel for providing atomizing air flow to the atomizer, and an air regulating part for regulating the atomizing air flow rate of the atomizer. An air leakage prevention structure is provided around the air intake channel and the air regulating part. The air intake channel and the air regulating part can be sealed around through the air leakage prevention structure. A fixed connection structure connected to the air leakage prevention structure is provided inside the power supply main body. The air leakage prevention structure is fixedly connected around the air intake channel and the air regulating part through the fixed connection structure.

2. The aerosol generating device according to claim 1, characterized in that, The power supply main body is further provided with an adaptation part communicating with the air intake channel. A plurality of ventilation channels communicating with the air regulating part are provided inside the adaptation part. The atomizer is arranged in the adaptation part.

3. The aerosol generating device according to claim 2, wherein, The air regulating part is formed by an air groove and / or a through hole; the adaptation part is formed by a groove and / or an inner concave space.

4. The aerosol generating device according to claim 2, wherein, An electricity connection structure is provided at the bottom end of the atomizer, and a gas guiding channel communicating with the ventilation channel is provided. A conductive structure corresponding to the electricity connection structure is also provided inside the adaptation part. The atomizer is electrically connected to the power supply main body through the electricity connection structure and the conductive structure in the adaptation part.

5. The aerosol generating device according to claim 4, wherein, The power supply main body includes a bracket. An inner concave space serving as the adaptation part is formed by the inner concave of the top end of the bracket. The ventilation channels are provided on the bottom wall of the inner concave space. The first conductor and the second conductor serving as the conductive structure are also provided on the bottom wall of the inner concave space. A mist channel communicating with the gas guiding channel is formed inside the atomizer. The first electricity connection body and the second electricity connection body serving as the electricity connection structure are provided at the bottom end of the atomizer. The first electricity connection body abuts against the first conductor, and the second electricity connection body abuts against the second conductor. The atomizer is electrically connected to the power supply main body through the abutment of the first electricity connection body against the first conductor and the abutment of the second electricity connection body against the second conductor.

6. The aerosol generating device according to claim 5, wherein The air intake channel is opened on the outer wall of the bracket. The air intake channel communicates with the inner concave space. An air groove is also opened on the outer wall of the bracket. A through hole penetrating through the bracket is opened on the bottom wall of the air groove. The through hole communicates with the ventilation channel and also communicates with the air groove. The through hole and the air groove constitute the air regulating part.

7. The aerosol generating device according to claim 5, wherein, The power supply main body further includes a battery cell and a control board. The battery cell and the control board are arranged inside the bracket. The battery cell is electrically connected to the control board. The control board is electrically connected to the first conductor and the second conductor. An oil storage cavity is further formed inside the atomizer. A mist pipe is provided inside the oil storage cavity. The mist channel is formed inside the mist pipe. A heating core electrically connected to the first electricity connection body and the second electricity connection body is provided inside the mist channel. An oil inlet hole corresponding to the heating core is opened on the outer wall of the mist pipe. An air outlet communicating with the mist channel is opened at the top end of the atomizer.

8. The aerosol generating device according to claim 6, wherein, The air leakage prevention structure includes a first sealing ring and a second sealing ring which are connected to each other. A first annular groove and a second annular groove which are communicated with each other are further formed on the outer wall of the bracket. The first annular groove surrounds the periphery of the passage opening of the air inlet passage, and the second annular groove surrounds the periphery of the groove opening of the air groove. The first sealing ring is arranged in the first annular groove, and the second sealing ring is arranged in the second annular groove.

9. The aerosol generating device according to claim 8, characterized in that, The power supply main body further includes a housing which is sleeved on the outer wall of the bracket, and the first sealing ring and the second sealing ring are abutted against the inner wall of the housing. A first air inlet corresponding to and communicated with the air inlet passage, and a second air inlet corresponding to and communicated with the air groove are formed on the outer wall of the housing. A sliding member is arranged in the air groove, and the sliding member can slide in the air groove. A sliding rod is arranged on the sliding member, and the sliding rod extends out of the second air inlet and is exposed outside the housing.

10. The aerosol generating device according to claim 9, wherein, The fixed connection structure includes an integrally formed connection body and a hanging hook. The hanging hook is located at the bottom end of the connection body. The connection body is connected to the second sealing ring. A through hole is further formed on the outer wall of the bracket. The connection body extends into the bracket through the through hole, and the hanging hook is buckled on the inner wall of the bracket.

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