Aerosol suction device

By designing a cigarette clamp and a pressing protrusion in the aerosol suction device, the cigarette can be automatically detached, solving the problems of inconvenience in taking out cigarettes and burns in existing devices, and improving the convenience and safety of use.

CN224192949UActive Publication Date: 2026-05-05SHENZHEN FIRST UNION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN FIRST UNION TECH CO LTD
Filing Date
2025-05-09
Publication Date
2026-05-05

AI Technical Summary

Technical Problem

Existing aerosol suction devices require manual contact with the cigarette filter when taking out cigarettes, which is inconvenient and poses a risk of burns.

Method used

An aerosol suction device was designed, comprising a stop and a cigarette clamp. The cigarette clamp can move vertically, and a pressing protrusion is provided in the clamping groove. The movement of the pressing protrusion enables the cigarette to be automatically released, avoiding manual operation.

Benefits of technology

It enables convenient gripping and removal of cigarettes, solving the problems of inconvenience and burns, and improving the ease and safety of operation.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of aerosol generation, and particularly discloses an aerosol suction device. The device is used for smoking aerosol, the aerosol smoking device comprises a stopping piece and a cigarette clamping device, the cigarette clamping device can move between an upper limit position and a lower limit position in the vertical direction relative to the stopping piece, a cigarette containing cavity is formed in the bottom end of the cigarette clamping device, a clamping groove with a downward opening is formed in the cavity wall of part of the cigarette containing cavity, and the end of a cigarette can be inserted into the clamping groove; the stopping piece is provided with at least one abutting-pressing protruding block, the abutting-pressing protruding block extends into the cigarette clamping device, and when the cigarette clamping device moves from the lower limit position to the upper limit position, the abutting-pressing protruding block enters the clamping groove from top to bottom relative to the cigarette clamping device, so that the cigarette is prevented from moving, and the cigarette is disengaged from the clamping groove. According to the device, by arranging the cigarette clamping device capable of clamping the cigarettes and the stopping piece with the abutting protruding block, the cigarettes can be conveniently clamped and taken out, the situation that a user directly makes contact with a cigarette filter with the hand to take out the cigarettes is avoided, and the cigarettes can be taken out more conveniently.
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Description

Technical Field

[0001] This utility model relates to the field of aerosol generation technology, and in particular to an aerosol suction device. Background Technology

[0002] Aerosol extraction devices, which convert aerosol-generating matrices into aerosols that users can inhale, have found some application in the market. However, existing aerosol devices have significant shortcomings in smoke extraction operations.

[0003] Currently, users must touch the cigarette filter with their hands to remove the cigarette when using these devices. This method of operation brings many inconveniences. On the one hand, the process is not convenient, as users need to manually operate each time they need to remove the cigarette, increasing the cumbersomeness of use; on the other hand, because the device generates heat during operation, users can easily burn their hands when removing the cigarette, posing a certain safety hazard. Utility Model Content

[0004] The purpose of this invention is to provide an aerosol suction device to achieve precise detachment of cigarettes, ensuring the smooth implementation of the cigarette removal function and making cigarette removal more convenient.

[0005] To achieve this objective, the present invention adopts the following technical solution:

[0006] An aerosol suction device is used to suction aerosols. The aerosol suction device includes a stop and a cigarette clamp. The cigarette clamp can move vertically between an upper limit position and a lower limit position relative to the stop. The bottom end of the cigarette clamp is provided with a smoke receiving chamber, and part of the cavity wall of the smoke receiving chamber forms a downward-opening clamping groove. The end of the cigarette can be inserted into the clamping groove. The stop is provided with at least one pressing protrusion. The pressing protrusion extends into the cigarette clamp. When the cigarette clamp moves from the lower limit position to the upper limit position, the pressing protrusion enters the clamping groove from top to bottom relative to the cigarette clamp, thereby blocking the movement of the cigarette and causing the cigarette to disengage from the clamping groove.

[0007] As an optional technical solution for the aerosol suction device, the aerosol suction device further includes a removable filter for filtering the aerosol. The filter is connected to the cigarette clamp. When the filter is removed, the filter causes the cigarette clamp to move from the lower limit position to the upper limit position.

[0008] As an optional technical solution for the aerosol suction device, the side wall of the smoke receiving chamber has a limiting elongated hole, and the pressing protrusion passes through the limiting elongated hole at least partially and extends into the smoke receiving chamber. The pressing protrusion and the hole wall of the limiting elongated hole slide in a vertical direction.

[0009] As an optional technical solution for the aerosol suction device, the clamping groove includes several interconnected sub-grooves, which extend vertically and gradually decrease in cross-sectional area from bottom to top.

[0010] As an optional technical solution for the aerosol suction device, the clamping groove includes a first sub-groove and a second sub-groove. The first sub-groove includes a first annular sidewall, and the second sub-groove includes a second annular sidewall. The first sidewall and the second sidewall are connected by a first annular step surface. The first sidewall is connected to the sidewall of the smoke receiving chamber located below the clamping groove by a second annular clearance step surface.

[0011] As an optional technical solution for the aerosol suction device, the pressing protrusion is stepped, and the pressing protrusion includes a first pressing surface and a second pressing surface; when the cigarette clamp is located at the lower limit position, the first pressing surface is coplanar with the bottom of the first sub-groove, and the second pressing surface is coplanar with the bottom of the second sub-groove.

[0012] As an optional technical solution for the aerosol suction device, all the sub-slots are cylindrical slots, and all the sub-slots are coaxially arranged.

[0013] As an optional technical solution for the aerosol suction device, the aerosol suction device further includes an elastic element, which is used to drive the cigarette clamp to move to the lower limit position.

[0014] As an optional technical solution for the aerosol suction device, the elastic element includes a compression spring, which elastically compresses between the stop and the cigarette clamp.

[0015] As an optional technical solution for the aerosol suction device, one of the filter and the cigarette clamp is provided with a slot, and the other is provided with a buckle, wherein the buckle is detachably engaged with the slot.

[0016] As an optional technical solution for the aerosol suction device, the aerosol suction device includes an outer shell, the bottom of which has a clearance hole that faces the opening of the smoke receiving chamber; the stop member is fixed to the outer shell, and when the smoke clamp is in the lower limit position, the bottom of the smoke clamp abuts against the inner surface of the outer shell.

[0017] The beneficial effects of this utility model are:

[0018] This aerosol suction device's cigarette clamp can suction aerosols and can move vertically between its upper and lower limits relative to the stop. The cigarette clamp has a gripping groove to securely grip the end of the cigarette. When the cigarette clamp moves from the lower limit to the upper limit, the stop's pressing protrusion enters the gripping groove, detaching the cigarette. The fit between the pressing protrusion and the gripping groove effectively detaches the cigarette, ensuring the cigarette retrieval function is achieved. This avoids the user touching the cigarette filter to retrieve the cigarette, solving the inconvenience and burns problems of existing technologies, and enabling convenient cigarette gripping and retrieval. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the aerosol suction device provided in this embodiment of the utility model;

[0020] Figure 2 This is a cross-sectional view of the aerosol suction device provided in this embodiment of the present invention when the cigarette clamp is in the lower limit position;

[0021] Figure 3 This is a cross-sectional view of the aerosol suction device provided in this embodiment of the present invention when the cigarette clamp is in the upper limit position;

[0022] Figure 4 This is a cross-sectional schematic diagram of the aerosol suction device provided in this embodiment of the present invention.

[0023] In the picture:

[0024] 100. Smoke clamp; 101. First stepped surface; 102. Second stepped surface; 103. Third stepped surface; 104. Avoidance stepped surface; 110. Limiting elongated hole;

[0025] 200. Stop; 210. Pressing protrusion; 211. First pressing surface; 212. Second pressing surface; 213. Third pressing surface;

[0026] 300, Filter; 301, Connector slot;

[0027] 400. Elastic components;

[0028] 500, outer casing; 501, clearance hole. Detailed Implementation

[0029] The technical solution of this utility model will now be clearly and completely described with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0030] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance. The terms "first position" and "second position" refer to two different positions. Moreover, "above," "on top of," and "over" the first feature in relation to the second feature includes the first feature directly above and diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "under," and "below" the first feature in relation to the second feature includes the first feature directly below and diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0031] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0032] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.

[0033] like Figures 1 to 4 As shown, this embodiment provides an aerosol suction device for suctioning aerosols. The aerosol suction device includes a stop 200 and a cigarette clamp 100. The cigarette clamp 100 can move vertically between an upper limit position and a lower limit position relative to the stop 200. The bottom end of the cigarette clamp 100 is provided with a smoke receiving chamber, and part of the cavity wall of the smoke receiving chamber forms a downward-opening clamping groove. The end of the cigarette can be inserted into the clamping groove. The stop 200 is provided with at least one pressing protrusion 210. The pressing protrusion 210 extends into the cigarette clamp 100. When the cigarette clamp 100 moves from the lower limit position to the upper limit position, the pressing protrusion 210 enters the clamping groove from top to bottom relative to the cigarette clamp 100, thereby blocking the movement of the cigarette and causing the cigarette to disengage from the clamping groove.

[0034] The cigarette clamp 100 of this aerosol suction device can suction aerosol and can move vertically between upper and lower limit positions relative to the stop 200. The cigarette clamp 100 is provided with a clamping groove to securely clamp the end of the cigarette. When the cigarette clamp 100 moves from the lower limit position to the upper limit position, the pressing protrusion 210 of the stop 200 enters the clamping groove, causing the cigarette to detach. The pressing protrusion 210 and the clamping groove are structurally compatible, which can effectively realize the detachment of the cigarette, ensure the realization of the cigarette retrieval function, avoid the user touching the cigarette filter to retrieve the cigarette, solve the problems of inconvenience and easy burns in the use of existing technologies, and realize convenient cigarette clamping and retrieval.

[0035] For example, the aerosol suction device also includes a removable filter 300 for filtering aerosols. The filter 300 is connected to the cigarette clamp 100. When the filter 300 is removed, the filter 300 causes the cigarette clamp 100 to move from the lower limit position to the upper limit position.

[0036] Users can move the cigarette holder 100 by pushing or pulling the filter 300, thereby removing the cigarette. This facilitates the removal of the cigarette and the installation and removal of the cigarette holder 100, further enhancing ease of use. Simultaneously, the removable design of the filter 300 makes it easy to clean, maintain, or replace.

[0037] In this embodiment, the sidewall of the smoke receiving chamber passes through the elongated limiting hole 110, and the pressing protrusion 210 at least partially passes through the elongated limiting hole 110 and extends into the smoke receiving chamber. The pressing protrusion 210 and the hole wall of the elongated limiting hole 110 slide in the vertical direction.

[0038] Specifically, when the cigarette clamp 100 is in the lower limit position, the side wall of the pressing protrusion 210 contacts the bottom end of the hole wall of the limiting elongated hole 110; when the cigarette clamp 100 is in the upper limit position, the side wall of the pressing protrusion 210 contacts the top end of the hole wall of the limiting elongated hole 110.

[0039] The elongated limiting hole 110 on the side wall of the smoke-receiving chamber slides into the pressing protrusion 210, ensuring the stability and accuracy of the cigarette clamp 100 during vertical movement. This prevents the cigarette clamp 100 from shifting during movement, providing precise guidance for its vertical movement, ensuring that the pressing protrusion 210 accurately enters the clamping groove, and that the cigarette can be smoothly and reliably released from the clamping groove, further improving the convenience and reliability of cigarette retrieval. This aforementioned mechanism increases the stability of the aerosol suction device's operation, avoiding the possibility of cigarette retrieval failure due to shaking or shifting.

[0040] Furthermore, the gripping groove includes several interconnected sub-grooves, which extend vertically and gradually decrease in cross-sectional area from bottom to top. Specifically, the gripping groove is located in the middle of the smoke receiving chamber. The cross-sectional area of ​​the smoke receiving chamber below the gripping groove is larger than the cross-sectional area of ​​any sub-groove, while the cross-sectional area of ​​the smoke receiving chamber above the gripping groove is smaller than the cross-sectional area of ​​any sub-groove.

[0041] The gripping slot is composed of several interconnected sub-slots with gradually decreasing cross-sectional areas. Sub-slots of different cross-sectional areas can accommodate various cigarette sizes. This improvement enhances the compatibility of the aerosol suction device with different cigarette sizes, enabling the cigarette gripper 100 to hold various cigarette sizes and improving the versatility of the aerosol suction device. Simultaneously, by limiting the cross-sectional areas of the smoke-receiving chamber above and below the gripping slot, the cigarette can be securely gripped within the slot, facilitating insertion and detachment and preventing the cigarette from loosening and falling out.

[0042] Furthermore, the gripping groove includes a first sub-groove and a second sub-groove. The first sub-groove includes a first annular sidewall, and the second sub-groove includes a second annular sidewall. The first sidewall and the second sidewall are connected by a first annular step surface 101. The first sidewall is connected to the sidewall of the smoke receiving chamber located below the gripping groove by a second annular clearance step surface 104.

[0043] Specifically, the gripping groove also includes a third sub-groove, which includes an annular third sidewall. The second sidewall and the third sidewall are connected by an annular second step surface 102, and the third sidewall is connected to the sidewall of the smoke receiving chamber located above the gripping groove by an annular third step surface 103.

[0044] All sub-slots of the gripping groove are connected by stepped surfaces. This structure further clarifies the boundaries and connection methods of different sub-slots, making the gripping and release of cigarettes smoother. Through refined design of the first stepped surface 101, the second stepped surface 102, the third stepped surface 103, and the avoidance stepped surface 104, the structure of the gripping groove is further refined. This provides a certain degree of limitation and guidance for the cigarette, ensuring accurate positioning for the cooperation between the cigarette and the pressing protrusion 210, and improving the stability of cigarette gripping and ejection. When the pressing protrusion 210 enters the gripping groove, it cooperates with the stepped surface to precisely release the cigarette from the gripping groove, improving the reliability of cigarette retrieval, ensuring the accuracy and convenience of the cigarette retrieval operation, making the gripping and release of cigarettes smoother, and also better adapting to cigarettes of different sizes.

[0045] Furthermore, the pressing protrusion 210 is stepped, and the pressing protrusion 210 includes a first pressing surface 211 and a second pressing surface 212; when the cigarette clamp 100 is in the lower limit position, the first pressing surface 211 is coplanar with the bottom of the first sub-groove, and the second pressing surface 212 is coplanar with the bottom of the second sub-groove.

[0046] Specifically, the pressing protrusion 210 also includes a third pressing surface 213; when the cigarette clamp 100 is in the lower limit position, the third pressing surface 213 is coplanar with the bottom of the third sub-groove. That is to say, when the cigarette clamp 100 is in the lower limit position, the first pressing surface 211 is coplanar with the first step surface 101, the second pressing surface 212 is coplanar with the second step surface 102, and the third pressing surface 213 is coplanar with the third step surface 103.

[0047] The pressing protrusions 210 are stepped, and when the cigarette clamp 100 is in its lower limit position, each pressing surface is coplanar with the corresponding step surface. This design allows the pressing protrusions 210 to precisely press against the cigarettes in different sub-slots when they move upward relative to the cigarette clamp 100, ensuring that cigarettes of different sizes can be accurately released from the clamping slots. This improves the accuracy and reliability of cigarette release, reduces the possibility of cigarettes failing to release due to improper fit, and enhances the adaptability to different cigarette sizes, as well as the stability and convenience of cigarette retrieval.

[0048] The first pressing surface 211 and the second pressing surface 212 are connected by the first contact surface, and the second pressing surface 212 and the third pressing surface 213 are connected by the second contact surface. When the cigarette clamp 100 is in the lower limit position, the first contact surface is in contact with the side wall of the cigarette inserted in the second sub-slot; the second contact surface is in contact with the side wall of the cigarette inserted in the third sub-slot.

[0049] When the cigarette clamp 100 is in its lower limit position, the contact surface of the pressing protrusion 210 is in contact with the side wall of the cigarette, increasing the contact area and fit between the pressing protrusion 210 and the cigarette, thus better limiting and fixing the cigarette. When the cigarette clamp 100 moves upward, the contact surface can more effectively transfer the force to the cigarette, ensuring that the cigarette can accurately detach from the clamping groove, further improving the accuracy and reliability of cigarette detachment, increasing the efficiency and success rate of cigarette retrieval, and reducing the possibility of the cigarette failing to detach due to poor contact.

[0050] In this embodiment, all sub-slots are cylindrical slots, and all sub-slots are coaxially arranged.

[0051] All sub-slots are cylindrical and coaxially arranged, allowing for smoother insertion of the cigarette into the gripping slot and ensuring uniform force distribution within the slot. Furthermore, when the cigarette is released from the gripping slot under the action of the pressing protrusion 210, unnecessary resistance and jamming are reduced, improving the ease of cigarette retrieval and preventing tilting or jamming during gripping and release. This makes cigarette insertion and ejection smoother, enhancing the user experience and stability of the aerosol suction device and facilitating convenient cigarette removal. The coaxial arrangement of all sub-slots also simplifies the manufacturing process of the gripping slot, reducing production costs. Moreover, the cylindrical slot design better conforms to the shape of the cigarette, providing a better fit and further improving the gripping and cigarette retrieval effect.

[0052] For example, the aerosol suction device also includes an elastic element 400 for driving the cigarette clamp 100 to move to the lower limit position.

[0053] The elastic element 400 can drive the cigarette clamp 100 to move to the lower limit position, realizing the automatic reset function of the cigarette clamp 100. When the user releases his hand, the cigarette clamp 100 can automatically return to the initial position, making it convenient to immediately perform the next cigarette clamping and removal operation, improving the ease of use and efficiency of the aerosol suction device, and making the whole cigarette removal process more seamless.

[0054] Furthermore, the elastic element 400 includes a compression spring, which is elastically compressed between the stop 200 and the cigarette clamp 100. Specifically, the cigarette clamp 100 is a tubular element that passes through the stop 200, and the extension spring is sleeved on the outside of the cigarette clamp 100.

[0055] The cigarette clamp 100 is a tubular component that passes through the stop 200. A telescopic spring is sleeved around the cigarette clamp 100. This design makes the connection between the elastic element 400 and the cigarette clamp 100 more compact, saving internal space in the aerosol suction device and ensuring more stable installation and operation of the elastic element 400. The telescopic spring effectively applies a stable elastic force to the cigarette clamp 100, ensuring the stability and reliability of the cigarette clamp 100's reset function, further realizing the resettable effect of the cigarette clamp 100, and also enhancing the overall stability and durability of the aerosol suction device.

[0056] In this embodiment, the bottom end of the filter 300 is provided with a plug-in groove 301, and the top end of the cigarette clamp 100 is inserted into the plug-in groove 301.

[0057] For example, one of the filter 300 and the cigarette clamp 100 is provided with a slot, and the other is provided with a latching part, which is detachably engaged with the slot. Specifically, the latching part is provided on the outer side wall of the cigarette clamp 100, and the slot is provided on the side wall of the insertion groove 301; the surface of the latching part is arc-shaped.

[0058] The detachable snap-fit ​​between the snap-fit ​​part and the slot enables the filter 300 to be removed from the cigarette clamp 100, resulting in a simple structure and high operational stability.

[0059] When the filter 300 is removed, the filter 300 can move the cigarette clamp 100 to its upper limit position. Then the user can use force to separate the filter 300 and the cigarette clamp 100. The snap-fit ​​structure design of the arc surface allows the user to easily separate the filter 300 and the cigarette clamp 100 with force.

[0060] Furthermore, the aerosol suction device includes an outer shell 500, with a clearance hole 501 penetrating the bottom of the outer shell 500, the clearance hole 501 being directly opposite the opening of the smoke receiving chamber; a stop member 200 is fixedly connected to the outer shell 500, and when the smoke clamp 100 is in the lower limit position, the bottom of the smoke clamp 100 presses against the inner surface of the outer shell 500.

[0061] The bottom of the outer casing 500 has a clearance hole 501 directly facing the opening of the smoke-receiving chamber, ensuring that the cigarette can be smoothly inserted or removed from the aerosol suction device without jamming. The stop 200 is fixed to the outer casing 500; when the cigarette clamp 100 is in its lower limit position, its bottom presses against the inner surface of the outer casing 500, making the overall structure of the aerosol suction device more stable and reducing shaking and loosening during operation. This design makes the aerosol suction device more stable during use, facilitating cigarette clamping and ejection, and improving the convenience and reliability of cigarette retrieval.

[0062] In this embodiment, the stop 200 and the cigarette clamp 100 are disposed inside the outer casing 500. The cigarette clamp 100 is detachably inserted into the bottom end of the filter 300, and the top end of the filter 300 extends out of the outer casing 500.

[0063] The outer casing 500 protects the internal structure and helps extend the service life of the aerosol extraction device.

[0064] Obviously, the above embodiments of this utility model are merely examples for clearly illustrating the present utility model, and are not intended to limit the implementation of the present utility model. Those skilled in the art can make other variations or modifications based on the above description. It is neither necessary nor possible to exhaustively list all possible implementations here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this utility model should be included within the protection scope of the claims of this utility model.

Claims

1. An aerosol extraction device for extracting aerosols, characterized in that, The aerosol suction device includes a stop (200) and a cigarette clamp (100). The cigarette clamp (100) can move vertically between an upper limit position and a lower limit position relative to the stop (200). The bottom end of the cigarette clamp (100) is provided with a smoke receiving chamber. Part of the cavity wall of the smoke receiving chamber forms a downward-opening clamping groove, and the end of the cigarette can be inserted into the clamping groove. The stop (200) is provided with at least one pressing protrusion (210). The pressing protrusion (210) extends into the cigarette clamp (100). When the cigarette clamp (100) moves from the lower limit position to the upper limit position, the pressing protrusion (210) enters the clamping groove from top to bottom relative to the cigarette clamp (100), thereby blocking the movement of the cigarette and causing the cigarette to disengage from the clamping groove.

2. The aerosol suction device according to claim 1, characterized in that, The aerosol suction device also includes a removable filter (300) for filtering the aerosol. The filter (300) is connected to the cigarette clamp (100). When the filter (300) is removed, the filter (300) causes the cigarette clamp (100) to move from the lower limit position to the upper limit position.

3. The aerosol suction device according to claim 1, characterized in that, The sidewall of the smoke receiving chamber is penetrated by a limiting elongated hole (110). The pressing protrusion (210) passes through the limiting elongated hole (110) at least partially and extends into the smoke receiving chamber. The pressing protrusion (210) and the hole wall of the limiting elongated hole (110) slide in a vertical direction.

4. The aerosol suction device according to claim 1, characterized in that, The clamping slot includes several interconnected sub-slots, which extend vertically and gradually decrease in cross-sectional area from bottom to top.

5. The aerosol suction device according to claim 4, characterized in that, The clamping groove includes a first sub-groove and a second sub-groove. The first sub-groove includes a first annular sidewall, and the second sub-groove includes a second annular sidewall. The first sidewall and the second sidewall are connected by a first annular step surface (101). The first sidewall is connected to the sidewall of the smoke receiving chamber located below the clamping groove by a second annular clearance step surface (104).

6. The aerosol suction device according to claim 5, characterized in that, The pressing protrusion (210) is stepped, and the pressing protrusion (210) includes a first pressing surface (211) and a second pressing surface (212); when the cigarette clamp (100) is located at the lower limit position, the first pressing surface (211) is coplanar with the bottom of the first sub-groove, and the second pressing surface (212) is coplanar with the bottom of the second sub-groove.

7. The aerosol suction device according to claim 4, characterized in that, All of the sub-slots are cylindrical slots, and all of the sub-slots are coaxially arranged.

8. The aerosol suction device according to claim 1, characterized in that, The aerosol suction device also includes an elastic element (400) for driving the cigarette clamp (100) to move to the lower limit position.

9. The aerosol suction device according to claim 8, characterized in that, The elastic element (400) includes a compression spring that is elastically compressed between the stop (200) and the cigarette clamp (100).

10. The aerosol suction device according to claim 2, characterized in that, One of the filter (300) and the cigarette clamp (100) is provided with a slot, and the other is provided with a buckle, wherein the buckle is detachably engaged with the slot.

11. The aerosol suction device according to claim 2, characterized in that, The aerosol suction device includes an outer shell (500), the bottom of which has a clearance hole (501) that faces the opening of the smoke receiving chamber; the stop (200) is fixed to the outer shell (500), and when the smoke clamp (100) is in the lower limit position, the bottom of the smoke clamp (100) presses against the inner surface of the outer shell (500).